Index: head/sbin/ifconfig/ifieee80211.c =================================================================== --- head/sbin/ifconfig/ifieee80211.c (revision 366799) +++ head/sbin/ifconfig/ifieee80211.c (revision 366800) @@ -1,6049 +1,6073 @@ /*- * SPDX-License-Identifier: BSD-3-Clause * * Copyright 2001 The Aerospace Corporation. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of The Aerospace Corporation may not be used to endorse or * promote products derived from this software. * * THIS SOFTWARE IS PROVIDED BY THE AEROSPACE CORPORATION ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AEROSPACE CORPORATION BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /*- * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* NB: for offsetof */ #include #include #include "ifconfig.h" #include #include #ifndef IEEE80211_FIXED_RATE_NONE #define IEEE80211_FIXED_RATE_NONE 0xff #endif /* XXX need these publicly defined or similar */ #ifndef IEEE80211_NODE_AUTH #define IEEE80211_NODE_AUTH 0x000001 /* authorized for data */ #define IEEE80211_NODE_QOS 0x000002 /* QoS enabled */ #define IEEE80211_NODE_ERP 0x000004 /* ERP enabled */ #define IEEE80211_NODE_PWR_MGT 0x000010 /* power save mode enabled */ #define IEEE80211_NODE_AREF 0x000020 /* authentication ref held */ #define IEEE80211_NODE_HT 0x000040 /* HT enabled */ #define IEEE80211_NODE_HTCOMPAT 0x000080 /* HT setup w/ vendor OUI's */ #define IEEE80211_NODE_WPS 0x000100 /* WPS association */ #define IEEE80211_NODE_TSN 0x000200 /* TSN association */ #define IEEE80211_NODE_AMPDU_RX 0x000400 /* AMPDU rx enabled */ #define IEEE80211_NODE_AMPDU_TX 0x000800 /* AMPDU tx enabled */ #define IEEE80211_NODE_MIMO_PS 0x001000 /* MIMO power save enabled */ #define IEEE80211_NODE_MIMO_RTS 0x002000 /* send RTS in MIMO PS */ #define IEEE80211_NODE_RIFS 0x004000 /* RIFS enabled */ #define IEEE80211_NODE_SGI20 0x008000 /* Short GI in HT20 enabled */ #define IEEE80211_NODE_SGI40 0x010000 /* Short GI in HT40 enabled */ #define IEEE80211_NODE_ASSOCID 0x020000 /* xmit requires associd */ #define IEEE80211_NODE_AMSDU_RX 0x040000 /* AMSDU rx enabled */ #define IEEE80211_NODE_AMSDU_TX 0x080000 /* AMSDU tx enabled */ #define IEEE80211_NODE_VHT 0x100000 /* VHT enabled */ #define IEEE80211_NODE_LDPC 0x200000 /* LDPC enabled */ #define IEEE80211_NODE_UAPSD 0x400000 /* UAPSD enabled */ #endif /* XXX should also figure out where to put these for k/u-space sharing. */ #ifndef IEEE80211_FVHT_VHT #define IEEE80211_FVHT_VHT 0x000000001 /* CONF: VHT supported */ #define IEEE80211_FVHT_USEVHT40 0x000000002 /* CONF: Use VHT40 */ #define IEEE80211_FVHT_USEVHT80 0x000000004 /* CONF: Use VHT80 */ #define IEEE80211_FVHT_USEVHT160 0x000000008 /* CONF: Use VHT160 */ #define IEEE80211_FVHT_USEVHT80P80 0x000000010 /* CONF: Use VHT 80+80 */ #endif /* Helper macros unified. */ #ifndef _IEEE80211_MASKSHIFT #define _IEEE80211_MASKSHIFT(_v, _f) (((_v) & _f) >> _f##_S) #endif #ifndef _IEEE80211_SHIFTMASK #define _IEEE80211_SHIFTMASK(_v, _f) (((_v) << _f##_S) & _f) #endif #define MAXCHAN 1536 /* max 1.5K channels */ #define MAXCOL 78 static int col; static char spacer; static void LINE_INIT(char c); static void LINE_BREAK(void); static void LINE_CHECK(const char *fmt, ...); static const char *modename[IEEE80211_MODE_MAX] = { [IEEE80211_MODE_AUTO] = "auto", [IEEE80211_MODE_11A] = "11a", [IEEE80211_MODE_11B] = "11b", [IEEE80211_MODE_11G] = "11g", [IEEE80211_MODE_FH] = "fh", [IEEE80211_MODE_TURBO_A] = "turboA", [IEEE80211_MODE_TURBO_G] = "turboG", [IEEE80211_MODE_STURBO_A] = "sturbo", [IEEE80211_MODE_11NA] = "11na", [IEEE80211_MODE_11NG] = "11ng", [IEEE80211_MODE_HALF] = "half", [IEEE80211_MODE_QUARTER] = "quarter", [IEEE80211_MODE_VHT_2GHZ] = "11acg", [IEEE80211_MODE_VHT_5GHZ] = "11ac", }; static void set80211(int s, int type, int val, int len, void *data); static int get80211(int s, int type, void *data, int len); static int get80211len(int s, int type, void *data, int len, int *plen); static int get80211val(int s, int type, int *val); static const char *get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp); static void print_string(const u_int8_t *buf, int len); static void print_regdomain(const struct ieee80211_regdomain *, int); static void print_channels(int, const struct ieee80211req_chaninfo *, int allchans, int verbose); static void regdomain_makechannels(struct ieee80211_regdomain_req *, const struct ieee80211_devcaps_req *); static const char *mesh_linkstate_string(uint8_t state); static struct ieee80211req_chaninfo *chaninfo; static struct ieee80211_regdomain regdomain; static int gotregdomain = 0; static struct ieee80211_roamparams_req roamparams; static int gotroam = 0; static struct ieee80211_txparams_req txparams; static int gottxparams = 0; static struct ieee80211_channel curchan; static int gotcurchan = 0; static struct ifmediareq *ifmr; static int htconf = 0; static int gothtconf = 0; static void gethtconf(int s) { if (gothtconf) return; if (get80211val(s, IEEE80211_IOC_HTCONF, &htconf) < 0) warn("unable to get HT configuration information"); gothtconf = 1; } /* VHT */ static int vhtconf = 0; static int gotvhtconf = 0; static void getvhtconf(int s) { if (gotvhtconf) return; if (get80211val(s, IEEE80211_IOC_VHTCONF, &vhtconf) < 0) warn("unable to get VHT configuration information"); gotvhtconf = 1; } /* * Collect channel info from the kernel. We use this (mostly) * to handle mapping between frequency and IEEE channel number. */ static void getchaninfo(int s) { if (chaninfo != NULL) return; chaninfo = malloc(IEEE80211_CHANINFO_SIZE(MAXCHAN)); if (chaninfo == NULL) errx(1, "no space for channel list"); if (get80211(s, IEEE80211_IOC_CHANINFO, chaninfo, IEEE80211_CHANINFO_SIZE(MAXCHAN)) < 0) err(1, "unable to get channel information"); ifmr = ifmedia_getstate(s); gethtconf(s); getvhtconf(s); } static struct regdata * getregdata(void) { static struct regdata *rdp = NULL; if (rdp == NULL) { rdp = lib80211_alloc_regdata(); if (rdp == NULL) errx(-1, "missing or corrupted regdomain database"); } return rdp; } /* * Given the channel at index i with attributes from, * check if there is a channel with attributes to in * the channel table. With suitable attributes this * allows the caller to look for promotion; e.g. from * 11b > 11g. */ static int canpromote(int i, int from, int to) { const struct ieee80211_channel *fc = &chaninfo->ic_chans[i]; u_int j; if ((fc->ic_flags & from) != from) return i; /* NB: quick check exploiting ordering of chans w/ same frequency */ if (i+1 < chaninfo->ic_nchans && chaninfo->ic_chans[i+1].ic_freq == fc->ic_freq && (chaninfo->ic_chans[i+1].ic_flags & to) == to) return i+1; /* brute force search in case channel list is not ordered */ for (j = 0; j < chaninfo->ic_nchans; j++) { const struct ieee80211_channel *tc = &chaninfo->ic_chans[j]; if (j != i && tc->ic_freq == fc->ic_freq && (tc->ic_flags & to) == to) return j; } return i; } /* * Handle channel promotion. When a channel is specified with * only a frequency we want to promote it to the ``best'' channel * available. The channel list has separate entries for 11b, 11g, * 11a, and 11n[ga] channels so specifying a frequency w/o any * attributes requires we upgrade, e.g. from 11b -> 11g. This * gets complicated when the channel is specified on the same * command line with a media request that constrains the available * channe list (e.g. mode 11a); we want to honor that to avoid * confusing behaviour. */ /* * XXX VHT */ static int promote(int i) { /* * Query the current mode of the interface in case it's * constrained (e.g. to 11a). We must do this carefully * as there may be a pending ifmedia request in which case * asking the kernel will give us the wrong answer. This * is an unfortunate side-effect of the way ifconfig is * structure for modularity (yech). * * NB: ifmr is actually setup in getchaninfo (above); we * assume it's called coincident with to this call so * we have a ``current setting''; otherwise we must pass * the socket descriptor down to here so we can make * the ifmedia_getstate call ourselves. */ int chanmode = ifmr != NULL ? IFM_MODE(ifmr->ifm_current) : IFM_AUTO; /* when ambiguous promote to ``best'' */ /* NB: we abitrarily pick HT40+ over HT40- */ if (chanmode != IFM_IEEE80211_11B) i = canpromote(i, IEEE80211_CHAN_B, IEEE80211_CHAN_G); if (chanmode != IFM_IEEE80211_11G && (htconf & 1)) { i = canpromote(i, IEEE80211_CHAN_G, IEEE80211_CHAN_G | IEEE80211_CHAN_HT20); if (htconf & 2) { i = canpromote(i, IEEE80211_CHAN_G, IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D); i = canpromote(i, IEEE80211_CHAN_G, IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U); } } if (chanmode != IFM_IEEE80211_11A && (htconf & 1)) { i = canpromote(i, IEEE80211_CHAN_A, IEEE80211_CHAN_A | IEEE80211_CHAN_HT20); if (htconf & 2) { i = canpromote(i, IEEE80211_CHAN_A, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D); i = canpromote(i, IEEE80211_CHAN_A, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U); } } return i; } static void mapfreq(struct ieee80211_channel *chan, int freq, int flags) { u_int i; for (i = 0; i < chaninfo->ic_nchans; i++) { const struct ieee80211_channel *c = &chaninfo->ic_chans[i]; if (c->ic_freq == freq && (c->ic_flags & flags) == flags) { if (flags == 0) { /* when ambiguous promote to ``best'' */ c = &chaninfo->ic_chans[promote(i)]; } *chan = *c; return; } } errx(1, "unknown/undefined frequency %u/0x%x", freq, flags); } static void mapchan(struct ieee80211_channel *chan, int ieee, int flags) { u_int i; for (i = 0; i < chaninfo->ic_nchans; i++) { const struct ieee80211_channel *c = &chaninfo->ic_chans[i]; if (c->ic_ieee == ieee && (c->ic_flags & flags) == flags) { if (flags == 0) { /* when ambiguous promote to ``best'' */ c = &chaninfo->ic_chans[promote(i)]; } *chan = *c; return; } } errx(1, "unknown/undefined channel number %d flags 0x%x", ieee, flags); } static const struct ieee80211_channel * getcurchan(int s) { if (gotcurchan) return &curchan; if (get80211(s, IEEE80211_IOC_CURCHAN, &curchan, sizeof(curchan)) < 0) { int val; /* fall back to legacy ioctl */ if (get80211val(s, IEEE80211_IOC_CHANNEL, &val) < 0) err(-1, "cannot figure out current channel"); getchaninfo(s); mapchan(&curchan, val, 0); } gotcurchan = 1; return &curchan; } static enum ieee80211_phymode chan2mode(const struct ieee80211_channel *c) { if (IEEE80211_IS_CHAN_VHTA(c)) return IEEE80211_MODE_VHT_5GHZ; if (IEEE80211_IS_CHAN_VHTG(c)) return IEEE80211_MODE_VHT_2GHZ; if (IEEE80211_IS_CHAN_HTA(c)) return IEEE80211_MODE_11NA; if (IEEE80211_IS_CHAN_HTG(c)) return IEEE80211_MODE_11NG; if (IEEE80211_IS_CHAN_108A(c)) return IEEE80211_MODE_TURBO_A; if (IEEE80211_IS_CHAN_108G(c)) return IEEE80211_MODE_TURBO_G; if (IEEE80211_IS_CHAN_ST(c)) return IEEE80211_MODE_STURBO_A; if (IEEE80211_IS_CHAN_FHSS(c)) return IEEE80211_MODE_FH; if (IEEE80211_IS_CHAN_HALF(c)) return IEEE80211_MODE_HALF; if (IEEE80211_IS_CHAN_QUARTER(c)) return IEEE80211_MODE_QUARTER; if (IEEE80211_IS_CHAN_A(c)) return IEEE80211_MODE_11A; if (IEEE80211_IS_CHAN_ANYG(c)) return IEEE80211_MODE_11G; if (IEEE80211_IS_CHAN_B(c)) return IEEE80211_MODE_11B; return IEEE80211_MODE_AUTO; } static void getroam(int s) { if (gotroam) return; if (get80211(s, IEEE80211_IOC_ROAM, &roamparams, sizeof(roamparams)) < 0) err(1, "unable to get roaming parameters"); gotroam = 1; } static void setroam_cb(int s, void *arg) { struct ieee80211_roamparams_req *roam = arg; set80211(s, IEEE80211_IOC_ROAM, 0, sizeof(*roam), roam); } static void gettxparams(int s) { if (gottxparams) return; if (get80211(s, IEEE80211_IOC_TXPARAMS, &txparams, sizeof(txparams)) < 0) err(1, "unable to get transmit parameters"); gottxparams = 1; } static void settxparams_cb(int s, void *arg) { struct ieee80211_txparams_req *txp = arg; set80211(s, IEEE80211_IOC_TXPARAMS, 0, sizeof(*txp), txp); } static void getregdomain(int s) { if (gotregdomain) return; if (get80211(s, IEEE80211_IOC_REGDOMAIN, ®domain, sizeof(regdomain)) < 0) err(1, "unable to get regulatory domain info"); gotregdomain = 1; } static void getdevcaps(int s, struct ieee80211_devcaps_req *dc) { if (get80211(s, IEEE80211_IOC_DEVCAPS, dc, IEEE80211_DEVCAPS_SPACE(dc)) < 0) err(1, "unable to get device capabilities"); } static void setregdomain_cb(int s, void *arg) { struct ieee80211_regdomain_req *req; struct ieee80211_regdomain *rd = arg; struct ieee80211_devcaps_req *dc; struct regdata *rdp = getregdata(); if (rd->country != NO_COUNTRY) { const struct country *cc; /* * Check current country seting to make sure it's * compatible with the new regdomain. If not, then * override it with any default country for this * SKU. If we cannot arrange a match, then abort. */ cc = lib80211_country_findbycc(rdp, rd->country); if (cc == NULL) errx(1, "unknown ISO country code %d", rd->country); if (cc->rd->sku != rd->regdomain) { const struct regdomain *rp; /* * Check if country is incompatible with regdomain. * To enable multiple regdomains for a country code * we permit a mismatch between the regdomain and * the country's associated regdomain when the * regdomain is setup w/o a default country. For * example, US is bound to the FCC regdomain but * we allow US to be combined with FCC3 because FCC3 * has not default country. This allows bogus * combinations like FCC3+DK which are resolved when * constructing the channel list by deferring to the * regdomain to construct the channel list. */ rp = lib80211_regdomain_findbysku(rdp, rd->regdomain); if (rp == NULL) errx(1, "country %s (%s) is not usable with " "regdomain %d", cc->isoname, cc->name, rd->regdomain); else if (rp->cc != NULL && rp->cc != cc) errx(1, "country %s (%s) is not usable with " "regdomain %s", cc->isoname, cc->name, rp->name); } } /* * Fetch the device capabilities and calculate the * full set of netbands for which we request a new * channel list be constructed. Once that's done we * push the regdomain info + channel list to the kernel. */ dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN)); if (dc == NULL) errx(1, "no space for device capabilities"); dc->dc_chaninfo.ic_nchans = MAXCHAN; getdevcaps(s, dc); #if 0 if (verbose) { printf("drivercaps: 0x%x\n", dc->dc_drivercaps); printf("cryptocaps: 0x%x\n", dc->dc_cryptocaps); printf("htcaps : 0x%x\n", dc->dc_htcaps); printf("vhtcaps : 0x%x\n", dc->dc_vhtcaps); #if 0 memcpy(chaninfo, &dc->dc_chaninfo, IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo)); print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, 1/*verbose*/); #endif } #endif req = malloc(IEEE80211_REGDOMAIN_SIZE(dc->dc_chaninfo.ic_nchans)); if (req == NULL) errx(1, "no space for regdomain request"); req->rd = *rd; regdomain_makechannels(req, dc); if (verbose) { LINE_INIT(':'); print_regdomain(rd, 1/*verbose*/); LINE_BREAK(); /* blech, reallocate channel list for new data */ if (chaninfo != NULL) free(chaninfo); chaninfo = malloc(IEEE80211_CHANINFO_SPACE(&req->chaninfo)); if (chaninfo == NULL) errx(1, "no space for channel list"); memcpy(chaninfo, &req->chaninfo, IEEE80211_CHANINFO_SPACE(&req->chaninfo)); print_channels(s, &req->chaninfo, 1/*allchans*/, 1/*verbose*/); } if (req->chaninfo.ic_nchans == 0) errx(1, "no channels calculated"); set80211(s, IEEE80211_IOC_REGDOMAIN, 0, IEEE80211_REGDOMAIN_SPACE(req), req); free(req); free(dc); } static int ieee80211_mhz2ieee(int freq, int flags) { struct ieee80211_channel chan; mapfreq(&chan, freq, flags); return chan.ic_ieee; } static int isanyarg(const char *arg) { return (strncmp(arg, "-", 1) == 0 || strncasecmp(arg, "any", 3) == 0 || strncasecmp(arg, "off", 3) == 0); } static void set80211ssid(const char *val, int d, int s, const struct afswtch *rafp) { int ssid; int len; u_int8_t data[IEEE80211_NWID_LEN]; ssid = 0; len = strlen(val); if (len > 2 && isdigit((int)val[0]) && val[1] == ':') { ssid = atoi(val)-1; val += 2; } bzero(data, sizeof(data)); len = sizeof(data); if (get_string(val, NULL, data, &len) == NULL) exit(1); set80211(s, IEEE80211_IOC_SSID, ssid, len, data); } static void set80211meshid(const char *val, int d, int s, const struct afswtch *rafp) { int len; u_int8_t data[IEEE80211_NWID_LEN]; memset(data, 0, sizeof(data)); len = sizeof(data); if (get_string(val, NULL, data, &len) == NULL) exit(1); set80211(s, IEEE80211_IOC_MESH_ID, 0, len, data); } static void set80211stationname(const char *val, int d, int s, const struct afswtch *rafp) { int len; u_int8_t data[33]; bzero(data, sizeof(data)); len = sizeof(data); get_string(val, NULL, data, &len); set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data); } /* * Parse a channel specification for attributes/flags. * The syntax is: * freq/xx channel width (5,10,20,40,40+,40-) * freq:mode channel mode (a,b,g,h,n,t,s,d) * * These can be combined in either order; e.g. 2437:ng/40. * Modes are case insensitive. * * The result is not validated here; it's assumed to be * checked against the channel table fetched from the kernel. */ static int getchannelflags(const char *val, int freq) { #define _CHAN_HT 0x80000000 const char *cp; int flags; int is_vht = 0; flags = 0; cp = strchr(val, ':'); if (cp != NULL) { for (cp++; isalpha((int) *cp); cp++) { /* accept mixed case */ int c = *cp; if (isupper(c)) c = tolower(c); switch (c) { case 'a': /* 802.11a */ flags |= IEEE80211_CHAN_A; break; case 'b': /* 802.11b */ flags |= IEEE80211_CHAN_B; break; case 'g': /* 802.11g */ flags |= IEEE80211_CHAN_G; break; case 'v': /* vht: 802.11ac */ is_vht = 1; /* Fallthrough */ case 'h': /* ht = 802.11n */ case 'n': /* 802.11n */ flags |= _CHAN_HT; /* NB: private */ break; case 'd': /* dt = Atheros Dynamic Turbo */ flags |= IEEE80211_CHAN_TURBO; break; case 't': /* ht, dt, st, t */ /* dt and unadorned t specify Dynamic Turbo */ if ((flags & (IEEE80211_CHAN_STURBO|_CHAN_HT)) == 0) flags |= IEEE80211_CHAN_TURBO; break; case 's': /* st = Atheros Static Turbo */ flags |= IEEE80211_CHAN_STURBO; break; default: errx(-1, "%s: Invalid channel attribute %c\n", val, *cp); } } } cp = strchr(val, '/'); if (cp != NULL) { char *ep; u_long cw = strtoul(cp+1, &ep, 10); switch (cw) { case 5: flags |= IEEE80211_CHAN_QUARTER; break; case 10: flags |= IEEE80211_CHAN_HALF; break; case 20: /* NB: this may be removed below */ flags |= IEEE80211_CHAN_HT20; break; case 40: case 80: case 160: /* Handle the 80/160 VHT flag */ if (cw == 80) flags |= IEEE80211_CHAN_VHT80; else if (cw == 160) flags |= IEEE80211_CHAN_VHT160; /* Fallthrough */ if (ep != NULL && *ep == '+') flags |= IEEE80211_CHAN_HT40U; else if (ep != NULL && *ep == '-') flags |= IEEE80211_CHAN_HT40D; break; default: errx(-1, "%s: Invalid channel width\n", val); } } /* * Cleanup specifications. */ if ((flags & _CHAN_HT) == 0) { /* * If user specified freq/20 or freq/40 quietly remove * HT cw attributes depending on channel use. To give * an explicit 20/40 width for an HT channel you must * indicate it is an HT channel since all HT channels * are also usable for legacy operation; e.g. freq:n/40. */ flags &= ~IEEE80211_CHAN_HT; flags &= ~IEEE80211_CHAN_VHT; } else { /* * Remove private indicator that this is an HT channel * and if no explicit channel width has been given * provide the default settings. */ flags &= ~_CHAN_HT; if ((flags & IEEE80211_CHAN_HT) == 0) { struct ieee80211_channel chan; /* * Consult the channel list to see if we can use * HT40+ or HT40- (if both the map routines choose). */ if (freq > 255) mapfreq(&chan, freq, 0); else mapchan(&chan, freq, 0); flags |= (chan.ic_flags & IEEE80211_CHAN_HT); } /* * If VHT is enabled, then also set the VHT flag and the * relevant channel up/down. */ if (is_vht && (flags & IEEE80211_CHAN_HT)) { /* * XXX yes, maybe we should just have VHT, and reuse * HT20/HT40U/HT40D */ if (flags & IEEE80211_CHAN_VHT80) ; else if (flags & IEEE80211_CHAN_HT20) flags |= IEEE80211_CHAN_VHT20; else if (flags & IEEE80211_CHAN_HT40U) flags |= IEEE80211_CHAN_VHT40U; else if (flags & IEEE80211_CHAN_HT40D) flags |= IEEE80211_CHAN_VHT40D; } } return flags; #undef _CHAN_HT } static void getchannel(int s, struct ieee80211_channel *chan, const char *val) { int v, flags; char *eptr; memset(chan, 0, sizeof(*chan)); if (isanyarg(val)) { chan->ic_freq = IEEE80211_CHAN_ANY; return; } getchaninfo(s); errno = 0; v = strtol(val, &eptr, 10); if (val[0] == '\0' || val == eptr || errno == ERANGE || /* channel may be suffixed with nothing, :flag, or /width */ (eptr[0] != '\0' && eptr[0] != ':' && eptr[0] != '/')) errx(1, "invalid channel specification%s", errno == ERANGE ? " (out of range)" : ""); flags = getchannelflags(val, v); if (v > 255) { /* treat as frequency */ mapfreq(chan, v, flags); } else { mapchan(chan, v, flags); } } static void set80211channel(const char *val, int d, int s, const struct afswtch *rafp) { struct ieee80211_channel chan; getchannel(s, &chan, val); set80211(s, IEEE80211_IOC_CURCHAN, 0, sizeof(chan), &chan); } static void set80211chanswitch(const char *val, int d, int s, const struct afswtch *rafp) { struct ieee80211_chanswitch_req csr; getchannel(s, &csr.csa_chan, val); csr.csa_mode = 1; csr.csa_count = 5; set80211(s, IEEE80211_IOC_CHANSWITCH, 0, sizeof(csr), &csr); } static void set80211authmode(const char *val, int d, int s, const struct afswtch *rafp) { int mode; if (strcasecmp(val, "none") == 0) { mode = IEEE80211_AUTH_NONE; } else if (strcasecmp(val, "open") == 0) { mode = IEEE80211_AUTH_OPEN; } else if (strcasecmp(val, "shared") == 0) { mode = IEEE80211_AUTH_SHARED; } else if (strcasecmp(val, "8021x") == 0) { mode = IEEE80211_AUTH_8021X; } else if (strcasecmp(val, "wpa") == 0) { mode = IEEE80211_AUTH_WPA; } else { errx(1, "unknown authmode"); } set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL); } static void set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp) { int mode; if (strcasecmp(val, "off") == 0) { mode = IEEE80211_POWERSAVE_OFF; } else if (strcasecmp(val, "on") == 0) { mode = IEEE80211_POWERSAVE_ON; } else if (strcasecmp(val, "cam") == 0) { mode = IEEE80211_POWERSAVE_CAM; } else if (strcasecmp(val, "psp") == 0) { mode = IEEE80211_POWERSAVE_PSP; } else if (strcasecmp(val, "psp-cam") == 0) { mode = IEEE80211_POWERSAVE_PSP_CAM; } else { errx(1, "unknown powersavemode"); } set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL); } static void set80211powersave(const char *val, int d, int s, const struct afswtch *rafp) { if (d == 0) set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF, 0, NULL); else set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON, 0, NULL); } static void set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL); } static void set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp) { int mode; if (strcasecmp(val, "off") == 0) { mode = IEEE80211_WEP_OFF; } else if (strcasecmp(val, "on") == 0) { mode = IEEE80211_WEP_ON; } else if (strcasecmp(val, "mixed") == 0) { mode = IEEE80211_WEP_MIXED; } else { errx(1, "unknown wep mode"); } set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL); } static void set80211wep(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_WEP, d, 0, NULL); } static int isundefarg(const char *arg) { return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0); } static void set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp) { if (isundefarg(val)) set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL); else set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL); } static void set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp) { int key = 0; int len; u_int8_t data[IEEE80211_KEYBUF_SIZE]; if (isdigit((int)val[0]) && val[1] == ':') { key = atoi(val)-1; val += 2; } bzero(data, sizeof(data)); len = sizeof(data); get_string(val, NULL, data, &len); set80211(s, IEEE80211_IOC_WEPKEY, key, len, data); } /* * This function is purely a NetBSD compatibility interface. The NetBSD * interface is too inflexible, but it's there so we'll support it since * it's not all that hard. */ static void set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp) { int txkey; int i, len; u_int8_t data[IEEE80211_KEYBUF_SIZE]; set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL); if (isdigit((int)val[0]) && val[1] == ':') { txkey = val[0]-'0'-1; val += 2; for (i = 0; i < 4; i++) { bzero(data, sizeof(data)); len = sizeof(data); val = get_string(val, ",", data, &len); if (val == NULL) exit(1); set80211(s, IEEE80211_IOC_WEPKEY, i, len, data); } } else { bzero(data, sizeof(data)); len = sizeof(data); get_string(val, NULL, data, &len); txkey = 0; set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data); bzero(data, sizeof(data)); for (i = 1; i < 4; i++) set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data); } set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL); } static void set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_RTSTHRESHOLD, isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL); } static void set80211protmode(const char *val, int d, int s, const struct afswtch *rafp) { int mode; if (strcasecmp(val, "off") == 0) { mode = IEEE80211_PROTMODE_OFF; } else if (strcasecmp(val, "cts") == 0) { mode = IEEE80211_PROTMODE_CTS; } else if (strncasecmp(val, "rtscts", 3) == 0) { mode = IEEE80211_PROTMODE_RTSCTS; } else { errx(1, "unknown protection mode"); } set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL); } static void set80211htprotmode(const char *val, int d, int s, const struct afswtch *rafp) { int mode; if (strcasecmp(val, "off") == 0) { mode = IEEE80211_PROTMODE_OFF; } else if (strncasecmp(val, "rts", 3) == 0) { mode = IEEE80211_PROTMODE_RTSCTS; } else { errx(1, "unknown protection mode"); } set80211(s, IEEE80211_IOC_HTPROTMODE, mode, 0, NULL); } static void set80211txpower(const char *val, int d, int s, const struct afswtch *rafp) { double v = atof(val); int txpow; txpow = (int) (2*v); if (txpow != 2*v) errx(-1, "invalid tx power (must be .5 dBm units)"); set80211(s, IEEE80211_IOC_TXPOWER, txpow, 0, NULL); } #define IEEE80211_ROAMING_DEVICE 0 #define IEEE80211_ROAMING_AUTO 1 #define IEEE80211_ROAMING_MANUAL 2 static void set80211roaming(const char *val, int d, int s, const struct afswtch *rafp) { int mode; if (strcasecmp(val, "device") == 0) { mode = IEEE80211_ROAMING_DEVICE; } else if (strcasecmp(val, "auto") == 0) { mode = IEEE80211_ROAMING_AUTO; } else if (strcasecmp(val, "manual") == 0) { mode = IEEE80211_ROAMING_MANUAL; } else { errx(1, "unknown roaming mode"); } set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL); } static void set80211wme(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_WME, d, 0, NULL); } static void set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL); } static void set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL); } static void set80211fastframes(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_FF, d, 0, NULL); } static void set80211dturbo(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_TURBOP, d, 0, NULL); } static void set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp) { struct ieee80211req_chanlist chanlist; char *temp, *cp, *tp; temp = malloc(strlen(val) + 1); if (temp == NULL) errx(1, "malloc failed"); strcpy(temp, val); memset(&chanlist, 0, sizeof(chanlist)); cp = temp; for (;;) { int first, last, f, c; tp = strchr(cp, ','); if (tp != NULL) *tp++ = '\0'; switch (sscanf(cp, "%u-%u", &first, &last)) { case 1: if (first > IEEE80211_CHAN_MAX) errx(-1, "channel %u out of range, max %u", first, IEEE80211_CHAN_MAX); setbit(chanlist.ic_channels, first); break; case 2: if (first > IEEE80211_CHAN_MAX) errx(-1, "channel %u out of range, max %u", first, IEEE80211_CHAN_MAX); if (last > IEEE80211_CHAN_MAX) errx(-1, "channel %u out of range, max %u", last, IEEE80211_CHAN_MAX); if (first > last) errx(-1, "void channel range, %u > %u", first, last); for (f = first; f <= last; f++) setbit(chanlist.ic_channels, f); break; } if (tp == NULL) break; c = *tp; while (isspace(c)) tp++; if (!isdigit(c)) break; cp = tp; } set80211(s, IEEE80211_IOC_CHANLIST, 0, sizeof(chanlist), &chanlist); free(temp); } static void set80211bssid(const char *val, int d, int s, const struct afswtch *rafp) { if (!isanyarg(val)) { char *temp; struct sockaddr_dl sdl; temp = malloc(strlen(val) + 2); /* ':' and '\0' */ if (temp == NULL) errx(1, "malloc failed"); temp[0] = ':'; strcpy(temp + 1, val); sdl.sdl_len = sizeof(sdl); link_addr(temp, &sdl); free(temp); if (sdl.sdl_alen != IEEE80211_ADDR_LEN) errx(1, "malformed link-level address"); set80211(s, IEEE80211_IOC_BSSID, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl)); } else { uint8_t zerobssid[IEEE80211_ADDR_LEN]; memset(zerobssid, 0, sizeof(zerobssid)); set80211(s, IEEE80211_IOC_BSSID, 0, IEEE80211_ADDR_LEN, zerobssid); } } static int getac(const char *ac) { if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0) return WME_AC_BE; if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0) return WME_AC_BK; if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0) return WME_AC_VI; if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0) return WME_AC_VO; errx(1, "unknown wme access class %s", ac); } static DECL_CMD_FUNC2(set80211cwmin, ac, val) { set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL); } static DECL_CMD_FUNC2(set80211cwmax, ac, val) { set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL); } static DECL_CMD_FUNC2(set80211aifs, ac, val) { set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL); } static DECL_CMD_FUNC2(set80211txoplimit, ac, val) { set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL); } static DECL_CMD_FUNC(set80211acm, ac, d) { set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL); } static DECL_CMD_FUNC(set80211noacm, ac, d) { set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL); } static DECL_CMD_FUNC(set80211ackpolicy, ac, d) { set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL); } static DECL_CMD_FUNC(set80211noackpolicy, ac, d) { set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL); } static DECL_CMD_FUNC2(set80211bsscwmin, ac, val) { set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); } static DECL_CMD_FUNC2(set80211bsscwmax, ac, val) { set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); } static DECL_CMD_FUNC2(set80211bssaifs, ac, val) { set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); } static DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val) { set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); } static DECL_CMD_FUNC(set80211dtimperiod, val, d) { set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211bintval, val, d) { set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL); } static void set80211macmac(int s, int op, const char *val) { char *temp; struct sockaddr_dl sdl; temp = malloc(strlen(val) + 2); /* ':' and '\0' */ if (temp == NULL) errx(1, "malloc failed"); temp[0] = ':'; strcpy(temp + 1, val); sdl.sdl_len = sizeof(sdl); link_addr(temp, &sdl); free(temp); if (sdl.sdl_alen != IEEE80211_ADDR_LEN) errx(1, "malformed link-level address"); set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl)); } static DECL_CMD_FUNC(set80211addmac, val, d) { set80211macmac(s, IEEE80211_IOC_ADDMAC, val); } static DECL_CMD_FUNC(set80211delmac, val, d) { set80211macmac(s, IEEE80211_IOC_DELMAC, val); } static DECL_CMD_FUNC(set80211kickmac, val, d) { char *temp; struct sockaddr_dl sdl; struct ieee80211req_mlme mlme; temp = malloc(strlen(val) + 2); /* ':' and '\0' */ if (temp == NULL) errx(1, "malloc failed"); temp[0] = ':'; strcpy(temp + 1, val); sdl.sdl_len = sizeof(sdl); link_addr(temp, &sdl); free(temp); if (sdl.sdl_alen != IEEE80211_ADDR_LEN) errx(1, "malformed link-level address"); memset(&mlme, 0, sizeof(mlme)); mlme.im_op = IEEE80211_MLME_DEAUTH; mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE; memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN); set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), &mlme); } static DECL_CMD_FUNC(set80211maccmd, val, d) { set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL); } static void set80211meshrtmac(int s, int req, const char *val) { char *temp; struct sockaddr_dl sdl; temp = malloc(strlen(val) + 2); /* ':' and '\0' */ if (temp == NULL) errx(1, "malloc failed"); temp[0] = ':'; strcpy(temp + 1, val); sdl.sdl_len = sizeof(sdl); link_addr(temp, &sdl); free(temp); if (sdl.sdl_alen != IEEE80211_ADDR_LEN) errx(1, "malformed link-level address"); set80211(s, IEEE80211_IOC_MESH_RTCMD, req, IEEE80211_ADDR_LEN, LLADDR(&sdl)); } static DECL_CMD_FUNC(set80211addmeshrt, val, d) { set80211meshrtmac(s, IEEE80211_MESH_RTCMD_ADD, val); } static DECL_CMD_FUNC(set80211delmeshrt, val, d) { set80211meshrtmac(s, IEEE80211_MESH_RTCMD_DELETE, val); } static DECL_CMD_FUNC(set80211meshrtcmd, val, d) { set80211(s, IEEE80211_IOC_MESH_RTCMD, d, 0, NULL); } static DECL_CMD_FUNC(set80211hwmprootmode, val, d) { int mode; if (strcasecmp(val, "normal") == 0) mode = IEEE80211_HWMP_ROOTMODE_NORMAL; else if (strcasecmp(val, "proactive") == 0) mode = IEEE80211_HWMP_ROOTMODE_PROACTIVE; else if (strcasecmp(val, "rann") == 0) mode = IEEE80211_HWMP_ROOTMODE_RANN; else mode = IEEE80211_HWMP_ROOTMODE_DISABLED; set80211(s, IEEE80211_IOC_HWMP_ROOTMODE, mode, 0, NULL); } static DECL_CMD_FUNC(set80211hwmpmaxhops, val, d) { set80211(s, IEEE80211_IOC_HWMP_MAXHOPS, atoi(val), 0, NULL); } static void set80211pureg(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL); } static void set80211quiet(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_QUIET, d, 0, NULL); } static DECL_CMD_FUNC(set80211quietperiod, val, d) { set80211(s, IEEE80211_IOC_QUIET_PERIOD, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211quietcount, val, d) { set80211(s, IEEE80211_IOC_QUIET_COUNT, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211quietduration, val, d) { set80211(s, IEEE80211_IOC_QUIET_DUR, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211quietoffset, val, d) { set80211(s, IEEE80211_IOC_QUIET_OFFSET, atoi(val), 0, NULL); } static void set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL); } static DECL_CMD_FUNC(set80211bgscanidle, val, d) { set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211bgscanintvl, val, d) { set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211scanvalid, val, d) { set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL); } /* * Parse an optional trailing specification of which netbands * to apply a parameter to. This is basically the same syntax * as used for channels but you can concatenate to specify * multiple. For example: * 14:abg apply to 11a, 11b, and 11g * 6:ht apply to 11na and 11ng * We don't make a big effort to catch silly things; this is * really a convenience mechanism. */ static int getmodeflags(const char *val) { const char *cp; int flags; flags = 0; cp = strchr(val, ':'); if (cp != NULL) { for (cp++; isalpha((int) *cp); cp++) { /* accept mixed case */ int c = *cp; if (isupper(c)) c = tolower(c); switch (c) { case 'a': /* 802.11a */ flags |= IEEE80211_CHAN_A; break; case 'b': /* 802.11b */ flags |= IEEE80211_CHAN_B; break; case 'g': /* 802.11g */ flags |= IEEE80211_CHAN_G; break; case 'n': /* 802.11n */ flags |= IEEE80211_CHAN_HT; break; case 'd': /* dt = Atheros Dynamic Turbo */ flags |= IEEE80211_CHAN_TURBO; break; case 't': /* ht, dt, st, t */ /* dt and unadorned t specify Dynamic Turbo */ if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0) flags |= IEEE80211_CHAN_TURBO; break; case 's': /* st = Atheros Static Turbo */ flags |= IEEE80211_CHAN_STURBO; break; case 'h': /* 1/2-width channels */ flags |= IEEE80211_CHAN_HALF; break; case 'q': /* 1/4-width channels */ flags |= IEEE80211_CHAN_QUARTER; break; case 'v': /* XXX set HT too? */ flags |= IEEE80211_CHAN_VHT; break; default: errx(-1, "%s: Invalid mode attribute %c\n", val, *cp); } } } return flags; } #define _APPLY(_flags, _base, _param, _v) do { \ if (_flags & IEEE80211_CHAN_HT) { \ if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ _base.params[IEEE80211_MODE_11NA]._param = _v; \ _base.params[IEEE80211_MODE_11NG]._param = _v; \ } else if (_flags & IEEE80211_CHAN_5GHZ) \ _base.params[IEEE80211_MODE_11NA]._param = _v; \ else \ _base.params[IEEE80211_MODE_11NG]._param = _v; \ } \ if (_flags & IEEE80211_CHAN_TURBO) { \ if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ } else if (_flags & IEEE80211_CHAN_5GHZ) \ _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ else \ _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ } \ if (_flags & IEEE80211_CHAN_STURBO) \ _base.params[IEEE80211_MODE_STURBO_A]._param = _v; \ if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ _base.params[IEEE80211_MODE_11A]._param = _v; \ if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ _base.params[IEEE80211_MODE_11G]._param = _v; \ if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ _base.params[IEEE80211_MODE_11B]._param = _v; \ if (_flags & IEEE80211_CHAN_HALF) \ _base.params[IEEE80211_MODE_HALF]._param = _v; \ if (_flags & IEEE80211_CHAN_QUARTER) \ _base.params[IEEE80211_MODE_QUARTER]._param = _v; \ } while (0) #define _APPLY1(_flags, _base, _param, _v) do { \ if (_flags & IEEE80211_CHAN_HT) { \ if (_flags & IEEE80211_CHAN_5GHZ) \ _base.params[IEEE80211_MODE_11NA]._param = _v; \ else \ _base.params[IEEE80211_MODE_11NG]._param = _v; \ } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A) \ _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) \ _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST) \ _base.params[IEEE80211_MODE_STURBO_A]._param = _v; \ else if (_flags & IEEE80211_CHAN_HALF) \ _base.params[IEEE80211_MODE_HALF]._param = _v; \ else if (_flags & IEEE80211_CHAN_QUARTER) \ _base.params[IEEE80211_MODE_QUARTER]._param = _v; \ else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ _base.params[IEEE80211_MODE_11A]._param = _v; \ else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ _base.params[IEEE80211_MODE_11G]._param = _v; \ else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ _base.params[IEEE80211_MODE_11B]._param = _v; \ } while (0) #define _APPLY_RATE(_flags, _base, _param, _v) do { \ if (_flags & IEEE80211_CHAN_HT) { \ (_v) = (_v / 2) | IEEE80211_RATE_MCS; \ } \ _APPLY(_flags, _base, _param, _v); \ } while (0) #define _APPLY_RATE1(_flags, _base, _param, _v) do { \ if (_flags & IEEE80211_CHAN_HT) { \ (_v) = (_v / 2) | IEEE80211_RATE_MCS; \ } \ _APPLY1(_flags, _base, _param, _v); \ } while (0) static DECL_CMD_FUNC(set80211roamrssi, val, d) { double v = atof(val); int rssi, flags; rssi = (int) (2*v); if (rssi != 2*v) errx(-1, "invalid rssi (must be .5 dBm units)"); flags = getmodeflags(val); getroam(s); if (flags == 0) { /* NB: no flags => current channel */ flags = getcurchan(s)->ic_flags; _APPLY1(flags, roamparams, rssi, rssi); } else _APPLY(flags, roamparams, rssi, rssi); callback_register(setroam_cb, &roamparams); } static int getrate(const char *val, const char *tag) { double v = atof(val); int rate; rate = (int) (2*v); if (rate != 2*v) errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag); return rate; /* NB: returns 2x the specified value */ } static DECL_CMD_FUNC(set80211roamrate, val, d) { int rate, flags; rate = getrate(val, "roam"); flags = getmodeflags(val); getroam(s); if (flags == 0) { /* NB: no flags => current channel */ flags = getcurchan(s)->ic_flags; _APPLY_RATE1(flags, roamparams, rate, rate); } else _APPLY_RATE(flags, roamparams, rate, rate); callback_register(setroam_cb, &roamparams); } static DECL_CMD_FUNC(set80211mcastrate, val, d) { int rate, flags; rate = getrate(val, "mcast"); flags = getmodeflags(val); gettxparams(s); if (flags == 0) { /* NB: no flags => current channel */ flags = getcurchan(s)->ic_flags; _APPLY_RATE1(flags, txparams, mcastrate, rate); } else _APPLY_RATE(flags, txparams, mcastrate, rate); callback_register(settxparams_cb, &txparams); } static DECL_CMD_FUNC(set80211mgtrate, val, d) { int rate, flags; rate = getrate(val, "mgmt"); flags = getmodeflags(val); gettxparams(s); if (flags == 0) { /* NB: no flags => current channel */ flags = getcurchan(s)->ic_flags; _APPLY_RATE1(flags, txparams, mgmtrate, rate); } else _APPLY_RATE(flags, txparams, mgmtrate, rate); callback_register(settxparams_cb, &txparams); } static DECL_CMD_FUNC(set80211ucastrate, val, d) { int flags; gettxparams(s); flags = getmodeflags(val); if (isanyarg(val)) { if (flags == 0) { /* NB: no flags => current channel */ flags = getcurchan(s)->ic_flags; _APPLY1(flags, txparams, ucastrate, IEEE80211_FIXED_RATE_NONE); } else _APPLY(flags, txparams, ucastrate, IEEE80211_FIXED_RATE_NONE); } else { int rate = getrate(val, "ucast"); if (flags == 0) { /* NB: no flags => current channel */ flags = getcurchan(s)->ic_flags; _APPLY_RATE1(flags, txparams, ucastrate, rate); } else _APPLY_RATE(flags, txparams, ucastrate, rate); } callback_register(settxparams_cb, &txparams); } static DECL_CMD_FUNC(set80211maxretry, val, d) { int v = atoi(val), flags; flags = getmodeflags(val); gettxparams(s); if (flags == 0) { /* NB: no flags => current channel */ flags = getcurchan(s)->ic_flags; _APPLY1(flags, txparams, maxretry, v); } else _APPLY(flags, txparams, maxretry, v); callback_register(settxparams_cb, &txparams); } #undef _APPLY_RATE #undef _APPLY static DECL_CMD_FUNC(set80211fragthreshold, val, d) { set80211(s, IEEE80211_IOC_FRAGTHRESHOLD, isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211bmissthreshold, val, d) { set80211(s, IEEE80211_IOC_BMISSTHRESHOLD, isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL); } static void set80211burst(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_BURST, d, 0, NULL); } static void set80211doth(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL); } static void set80211dfs(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_DFS, d, 0, NULL); } static void set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_SHORTGI, d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0, 0, NULL); } /* XXX 11ac density/size is different */ static void set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp) { int ampdu; if (get80211val(s, IEEE80211_IOC_AMPDU, &du) < 0) errx(-1, "cannot set AMPDU setting"); if (d < 0) { d = -d; ampdu &= ~d; } else ampdu |= d; set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL); } static void set80211stbc(const char *val, int d, int s, const struct afswtch *rafp) { int stbc; if (get80211val(s, IEEE80211_IOC_STBC, &stbc) < 0) errx(-1, "cannot set STBC setting"); if (d < 0) { d = -d; stbc &= ~d; } else stbc |= d; set80211(s, IEEE80211_IOC_STBC, stbc, 0, NULL); } static void set80211ldpc(const char *val, int d, int s, const struct afswtch *rafp) { int ldpc; if (get80211val(s, IEEE80211_IOC_LDPC, &ldpc) < 0) errx(-1, "cannot set LDPC setting"); if (d < 0) { d = -d; ldpc &= ~d; } else ldpc |= d; set80211(s, IEEE80211_IOC_LDPC, ldpc, 0, NULL); } static void set80211uapsd(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_UAPSD, d, 0, NULL); } static DECL_CMD_FUNC(set80211ampdulimit, val, d) { int v; switch (atoi(val)) { case 8: case 8*1024: v = IEEE80211_HTCAP_MAXRXAMPDU_8K; break; case 16: case 16*1024: v = IEEE80211_HTCAP_MAXRXAMPDU_16K; break; case 32: case 32*1024: v = IEEE80211_HTCAP_MAXRXAMPDU_32K; break; case 64: case 64*1024: v = IEEE80211_HTCAP_MAXRXAMPDU_64K; break; default: errx(-1, "invalid A-MPDU limit %s", val); } set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL); } /* XXX 11ac density/size is different */ static DECL_CMD_FUNC(set80211ampdudensity, val, d) { int v; if (isanyarg(val) || strcasecmp(val, "na") == 0) v = IEEE80211_HTCAP_MPDUDENSITY_NA; else switch ((int)(atof(val)*4)) { case 0: v = IEEE80211_HTCAP_MPDUDENSITY_NA; break; case 1: v = IEEE80211_HTCAP_MPDUDENSITY_025; break; case 2: v = IEEE80211_HTCAP_MPDUDENSITY_05; break; case 4: v = IEEE80211_HTCAP_MPDUDENSITY_1; break; case 8: v = IEEE80211_HTCAP_MPDUDENSITY_2; break; case 16: v = IEEE80211_HTCAP_MPDUDENSITY_4; break; case 32: v = IEEE80211_HTCAP_MPDUDENSITY_8; break; case 64: v = IEEE80211_HTCAP_MPDUDENSITY_16; break; default: errx(-1, "invalid A-MPDU density %s", val); } set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL); } static void set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp) { int amsdu; if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0) err(-1, "cannot get AMSDU setting"); if (d < 0) { d = -d; amsdu &= ~d; } else amsdu |= d; set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL); } static DECL_CMD_FUNC(set80211amsdulimit, val, d) { set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL); } static void set80211puren(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL); } static void set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL); } static void set80211htconf(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL); htconf = d; } static void set80211dwds(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL); } static void set80211inact(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL); } static void set80211tsn(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_TSN, d, 0, NULL); } static void set80211dotd(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL); } static void set80211smps(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL); } static void set80211rifs(const char *val, int d, int s, const struct afswtch *rafp) { set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL); } static void set80211vhtconf(const char *val, int d, int s, const struct afswtch *rafp) { if (get80211val(s, IEEE80211_IOC_VHTCONF, &vhtconf) < 0) errx(-1, "cannot set VHT setting"); printf("%s: vhtconf=0x%08x, d=%d\n", __func__, vhtconf, d); if (d < 0) { d = -d; vhtconf &= ~d; } else vhtconf |= d; printf("%s: vhtconf is now 0x%08x\n", __func__, vhtconf); set80211(s, IEEE80211_IOC_VHTCONF, vhtconf, 0, NULL); } static DECL_CMD_FUNC(set80211tdmaslot, val, d) { set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211tdmaslotcnt, val, d) { set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211tdmaslotlen, val, d) { set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211tdmabintval, val, d) { set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211meshttl, val, d) { set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL); } static DECL_CMD_FUNC(set80211meshforward, val, d) { set80211(s, IEEE80211_IOC_MESH_FWRD, d, 0, NULL); } static DECL_CMD_FUNC(set80211meshgate, val, d) { set80211(s, IEEE80211_IOC_MESH_GATE, d, 0, NULL); } static DECL_CMD_FUNC(set80211meshpeering, val, d) { set80211(s, IEEE80211_IOC_MESH_AP, d, 0, NULL); } static DECL_CMD_FUNC(set80211meshmetric, val, d) { char v[12]; memcpy(v, val, sizeof(v)); set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v); } static DECL_CMD_FUNC(set80211meshpath, val, d) { char v[12]; memcpy(v, val, sizeof(v)); set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v); } static int regdomain_sort(const void *a, const void *b) { #define CHAN_ALL \ (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER) const struct ieee80211_channel *ca = a; const struct ieee80211_channel *cb = b; return ca->ic_freq == cb->ic_freq ? (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) : ca->ic_freq - cb->ic_freq; #undef CHAN_ALL } static const struct ieee80211_channel * chanlookup(const struct ieee80211_channel chans[], int nchans, int freq, int flags) { int i; flags &= IEEE80211_CHAN_ALLTURBO; for (i = 0; i < nchans; i++) { const struct ieee80211_channel *c = &chans[i]; if (c->ic_freq == freq && (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags) return c; } return NULL; } static int chanfind(const struct ieee80211_channel chans[], int nchans, int flags) { int i; for (i = 0; i < nchans; i++) { const struct ieee80211_channel *c = &chans[i]; if ((c->ic_flags & flags) == flags) return 1; } return 0; } /* * Check channel compatibility. */ static int checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags) { flags &= ~REQ_FLAGS; /* * Check if exact channel is in the calibration table; * everything below is to deal with channels that we * want to include but that are not explicitly listed. */ if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL) return 1; if (flags & IEEE80211_CHAN_GSM) { /* * XXX GSM frequency mapping is handled in the kernel * so we cannot find them in the calibration table; * just accept the channel and the kernel will reject * the channel list if it's wrong. */ return 1; } /* * If this is a 1/2 or 1/4 width channel allow it if a full * width channel is present for this frequency, and the device * supports fractional channels on this band. This is a hack * that avoids bloating the calibration table; it may be better * by per-band attributes though (we are effectively calculating * this attribute by scanning the channel list ourself). */ if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0) return 0; if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL) return 0; if (flags & IEEE80211_CHAN_HALF) { return chanfind(avail->ic_chans, avail->ic_nchans, IEEE80211_CHAN_HALF | (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ))); } else { return chanfind(avail->ic_chans, avail->ic_nchans, IEEE80211_CHAN_QUARTER | (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ))); } } static void regdomain_addchans(struct ieee80211req_chaninfo *ci, const netband_head *bands, const struct ieee80211_regdomain *reg, uint32_t chanFlags, const struct ieee80211req_chaninfo *avail) { const struct netband *nb; const struct freqband *b; struct ieee80211_channel *c, *prev; int freq, hi_adj, lo_adj, channelSep; uint32_t flags; hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0; lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0; channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40; LIST_FOREACH(nb, bands, next) { b = nb->band; if (verbose) { printf("%s:", __func__); printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS); printb(" bandFlags", nb->flags | b->flags, IEEE80211_CHAN_BITS); putchar('\n'); } prev = NULL; for (freq = b->freqStart + lo_adj; freq <= b->freqEnd + hi_adj; freq += b->chanSep) { /* * Construct flags for the new channel. We take * the attributes from the band descriptions except * for HT40 which is enabled generically (i.e. +/- * extension channel) in the band description and * then constrained according by channel separation. */ flags = nb->flags | b->flags; /* * VHT first - HT is a subset. */ if (flags & IEEE80211_CHAN_VHT) { if ((chanFlags & IEEE80211_CHAN_VHT20) && (flags & IEEE80211_CHAN_VHT20) == 0) { if (verbose) printf("%u: skip, not a " "VHT20 channel\n", freq); continue; } if ((chanFlags & IEEE80211_CHAN_VHT40) && (flags & IEEE80211_CHAN_VHT40) == 0) { if (verbose) printf("%u: skip, not a " "VHT40 channel\n", freq); continue; } if ((chanFlags & IEEE80211_CHAN_VHT80) && (flags & IEEE80211_CHAN_VHT80) == 0) { if (verbose) printf("%u: skip, not a " "VHT80 channel\n", freq); continue; } if ((chanFlags & IEEE80211_CHAN_VHT160) && (flags & IEEE80211_CHAN_VHT160) == 0) { if (verbose) printf("%u: skip, not a " "VHT160 channel\n", freq); continue; } if ((chanFlags & IEEE80211_CHAN_VHT80P80) && (flags & IEEE80211_CHAN_VHT80P80) == 0) { if (verbose) printf("%u: skip, not a " "VHT80+80 channel\n", freq); continue; } flags &= ~IEEE80211_CHAN_VHT; flags |= chanFlags & IEEE80211_CHAN_VHT; } /* Now, constrain HT */ if (flags & IEEE80211_CHAN_HT) { /* * HT channels are generated specially; we're * called to add HT20, HT40+, and HT40- chan's * so we need to expand only band specs for * the HT channel type being added. */ if ((chanFlags & IEEE80211_CHAN_HT20) && (flags & IEEE80211_CHAN_HT20) == 0) { if (verbose) printf("%u: skip, not an " "HT20 channel\n", freq); continue; } if ((chanFlags & IEEE80211_CHAN_HT40) && (flags & IEEE80211_CHAN_HT40) == 0) { if (verbose) printf("%u: skip, not an " "HT40 channel\n", freq); continue; } /* NB: HT attribute comes from caller */ flags &= ~IEEE80211_CHAN_HT; flags |= chanFlags & IEEE80211_CHAN_HT; } /* * Check if device can operate on this frequency. */ if (!checkchan(avail, freq, flags)) { if (verbose) { printf("%u: skip, ", freq); printb("flags", flags, IEEE80211_CHAN_BITS); printf(" not available\n"); } continue; } if ((flags & REQ_ECM) && !reg->ecm) { if (verbose) printf("%u: skip, ECM channel\n", freq); continue; } if ((flags & REQ_INDOOR) && reg->location == 'O') { if (verbose) printf("%u: skip, indoor channel\n", freq); continue; } if ((flags & REQ_OUTDOOR) && reg->location == 'I') { if (verbose) printf("%u: skip, outdoor channel\n", freq); continue; } if ((flags & IEEE80211_CHAN_HT40) && prev != NULL && (freq - prev->ic_freq) < channelSep) { if (verbose) printf("%u: skip, only %u channel " "separation, need %d\n", freq, freq - prev->ic_freq, channelSep); continue; } if (ci->ic_nchans == IEEE80211_CHAN_MAX) { if (verbose) printf("%u: skip, channel table full\n", freq); break; } c = &ci->ic_chans[ci->ic_nchans++]; memset(c, 0, sizeof(*c)); c->ic_freq = freq; c->ic_flags = flags; if (c->ic_flags & IEEE80211_CHAN_DFS) c->ic_maxregpower = nb->maxPowerDFS; else c->ic_maxregpower = nb->maxPower; if (verbose) { printf("[%3d] add freq %u ", ci->ic_nchans-1, c->ic_freq); printb("flags", c->ic_flags, IEEE80211_CHAN_BITS); printf(" power %u\n", c->ic_maxregpower); } /* NB: kernel fills in other fields */ prev = c; } } } static void regdomain_makechannels( struct ieee80211_regdomain_req *req, const struct ieee80211_devcaps_req *dc) { struct regdata *rdp = getregdata(); const struct country *cc; const struct ieee80211_regdomain *reg = &req->rd; struct ieee80211req_chaninfo *ci = &req->chaninfo; const struct regdomain *rd; /* * Locate construction table for new channel list. We treat * the regdomain/SKU as definitive so a country can be in * multiple with different properties (e.g. US in FCC+FCC3). * If no regdomain is specified then we fallback on the country * code to find the associated regdomain since countries always * belong to at least one regdomain. */ if (reg->regdomain == 0) { cc = lib80211_country_findbycc(rdp, reg->country); if (cc == NULL) errx(1, "internal error, country %d not found", reg->country); rd = cc->rd; } else rd = lib80211_regdomain_findbysku(rdp, reg->regdomain); if (rd == NULL) errx(1, "internal error, regdomain %d not found", reg->regdomain); if (rd->sku != SKU_DEBUG) { /* * regdomain_addchans incrememnts the channel count for * each channel it adds so initialize ic_nchans to zero. * Note that we know we have enough space to hold all possible * channels because the devcaps list size was used to * allocate our request. */ ci->ic_nchans = 0; if (!LIST_EMPTY(&rd->bands_11b)) regdomain_addchans(ci, &rd->bands_11b, reg, IEEE80211_CHAN_B, &dc->dc_chaninfo); if (!LIST_EMPTY(&rd->bands_11g)) regdomain_addchans(ci, &rd->bands_11g, reg, IEEE80211_CHAN_G, &dc->dc_chaninfo); if (!LIST_EMPTY(&rd->bands_11a)) regdomain_addchans(ci, &rd->bands_11a, reg, IEEE80211_CHAN_A, &dc->dc_chaninfo); if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) { regdomain_addchans(ci, &rd->bands_11na, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT20, &dc->dc_chaninfo); if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) { regdomain_addchans(ci, &rd->bands_11na, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U, &dc->dc_chaninfo); regdomain_addchans(ci, &rd->bands_11na, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D, &dc->dc_chaninfo); } } if (!LIST_EMPTY(&rd->bands_11ac) && dc->dc_vhtcaps != 0) { regdomain_addchans(ci, &rd->bands_11ac, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT20 | IEEE80211_CHAN_VHT20, &dc->dc_chaninfo); /* VHT40 is a function of HT40.. */ if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) { regdomain_addchans(ci, &rd->bands_11ac, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | IEEE80211_CHAN_VHT40U, &dc->dc_chaninfo); regdomain_addchans(ci, &rd->bands_11ac, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | IEEE80211_CHAN_VHT40D, &dc->dc_chaninfo); } /* VHT80 is mandatory (and so should be VHT40 above). */ if (1) { regdomain_addchans(ci, &rd->bands_11ac, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | IEEE80211_CHAN_VHT80, &dc->dc_chaninfo); regdomain_addchans(ci, &rd->bands_11ac, reg, IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | IEEE80211_CHAN_VHT80, &dc->dc_chaninfo); } - /* XXX TODO: VHT80P80, VHT160 */ + /* VHT160 */ + if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160MHZ( + dc->dc_vhtcaps)) { + regdomain_addchans(ci, &rd->bands_11ac, reg, + IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | + IEEE80211_CHAN_VHT160, + &dc->dc_chaninfo); + regdomain_addchans(ci, &rd->bands_11ac, reg, + IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | + IEEE80211_CHAN_VHT160, + &dc->dc_chaninfo); + } + + /* VHT80P80 */ + if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ( + dc->dc_vhtcaps)) { + regdomain_addchans(ci, &rd->bands_11ac, reg, + IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | + IEEE80211_CHAN_VHT80P80, + &dc->dc_chaninfo); + regdomain_addchans(ci, &rd->bands_11ac, reg, + IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | + IEEE80211_CHAN_VHT80P80, + &dc->dc_chaninfo); + } } if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) { regdomain_addchans(ci, &rd->bands_11ng, reg, IEEE80211_CHAN_G | IEEE80211_CHAN_HT20, &dc->dc_chaninfo); if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) { regdomain_addchans(ci, &rd->bands_11ng, reg, IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U, &dc->dc_chaninfo); regdomain_addchans(ci, &rd->bands_11ng, reg, IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D, &dc->dc_chaninfo); } } qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]), regdomain_sort); } else memcpy(ci, &dc->dc_chaninfo, IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo)); } static void list_countries(void) { struct regdata *rdp = getregdata(); const struct country *cp; const struct regdomain *dp; int i; i = 0; printf("\nCountry codes:\n"); LIST_FOREACH(cp, &rdp->countries, next) { printf("%2s %-15.15s%s", cp->isoname, cp->name, ((i+1)%4) == 0 ? "\n" : " "); i++; } i = 0; printf("\nRegulatory domains:\n"); LIST_FOREACH(dp, &rdp->domains, next) { printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " "); i++; } printf("\n"); } static void defaultcountry(const struct regdomain *rd) { struct regdata *rdp = getregdata(); const struct country *cc; cc = lib80211_country_findbycc(rdp, rd->cc->code); if (cc == NULL) errx(1, "internal error, ISO country code %d not " "defined for regdomain %s", rd->cc->code, rd->name); regdomain.country = cc->code; regdomain.isocc[0] = cc->isoname[0]; regdomain.isocc[1] = cc->isoname[1]; } static DECL_CMD_FUNC(set80211regdomain, val, d) { struct regdata *rdp = getregdata(); const struct regdomain *rd; rd = lib80211_regdomain_findbyname(rdp, val); if (rd == NULL) { char *eptr; long sku = strtol(val, &eptr, 0); if (eptr != val) rd = lib80211_regdomain_findbysku(rdp, sku); if (eptr == val || rd == NULL) errx(1, "unknown regdomain %s", val); } getregdomain(s); regdomain.regdomain = rd->sku; if (regdomain.country == 0 && rd->cc != NULL) { /* * No country code setup and there's a default * one for this regdomain fill it in. */ defaultcountry(rd); } callback_register(setregdomain_cb, ®domain); } static DECL_CMD_FUNC(set80211country, val, d) { struct regdata *rdp = getregdata(); const struct country *cc; cc = lib80211_country_findbyname(rdp, val); if (cc == NULL) { char *eptr; long code = strtol(val, &eptr, 0); if (eptr != val) cc = lib80211_country_findbycc(rdp, code); if (eptr == val || cc == NULL) errx(1, "unknown ISO country code %s", val); } getregdomain(s); regdomain.regdomain = cc->rd->sku; regdomain.country = cc->code; regdomain.isocc[0] = cc->isoname[0]; regdomain.isocc[1] = cc->isoname[1]; callback_register(setregdomain_cb, ®domain); } static void set80211location(const char *val, int d, int s, const struct afswtch *rafp) { getregdomain(s); regdomain.location = d; callback_register(setregdomain_cb, ®domain); } static void set80211ecm(const char *val, int d, int s, const struct afswtch *rafp) { getregdomain(s); regdomain.ecm = d; callback_register(setregdomain_cb, ®domain); } static void LINE_INIT(char c) { spacer = c; if (c == '\t') col = 8; else col = 1; } static void LINE_BREAK(void) { if (spacer != '\t') { printf("\n"); spacer = '\t'; } col = 8; /* 8-col tab */ } static void LINE_CHECK(const char *fmt, ...) { char buf[80]; va_list ap; int n; va_start(ap, fmt); n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap); va_end(ap); col += 1+n; if (col > MAXCOL) { LINE_BREAK(); col += n; } buf[0] = spacer; printf("%s", buf); spacer = ' '; } static int getmaxrate(const uint8_t rates[15], uint8_t nrates) { int i, maxrate = -1; for (i = 0; i < nrates; i++) { int rate = rates[i] & IEEE80211_RATE_VAL; if (rate > maxrate) maxrate = rate; } return maxrate / 2; } static const char * getcaps(int capinfo) { static char capstring[32]; char *cp = capstring; if (capinfo & IEEE80211_CAPINFO_ESS) *cp++ = 'E'; if (capinfo & IEEE80211_CAPINFO_IBSS) *cp++ = 'I'; if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE) *cp++ = 'c'; if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ) *cp++ = 'C'; if (capinfo & IEEE80211_CAPINFO_PRIVACY) *cp++ = 'P'; if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE) *cp++ = 'S'; if (capinfo & IEEE80211_CAPINFO_PBCC) *cp++ = 'B'; if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY) *cp++ = 'A'; if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME) *cp++ = 's'; if (capinfo & IEEE80211_CAPINFO_RSN) *cp++ = 'R'; if (capinfo & IEEE80211_CAPINFO_DSSSOFDM) *cp++ = 'D'; *cp = '\0'; return capstring; } static const char * getflags(int flags) { static char flagstring[32]; char *cp = flagstring; if (flags & IEEE80211_NODE_AUTH) *cp++ = 'A'; if (flags & IEEE80211_NODE_QOS) *cp++ = 'Q'; if (flags & IEEE80211_NODE_ERP) *cp++ = 'E'; if (flags & IEEE80211_NODE_PWR_MGT) *cp++ = 'P'; if (flags & IEEE80211_NODE_HT) { *cp++ = 'H'; if (flags & IEEE80211_NODE_HTCOMPAT) *cp++ = '+'; } if (flags & IEEE80211_NODE_VHT) *cp++ = 'V'; if (flags & IEEE80211_NODE_WPS) *cp++ = 'W'; if (flags & IEEE80211_NODE_TSN) *cp++ = 'N'; if (flags & IEEE80211_NODE_AMPDU_TX) *cp++ = 'T'; if (flags & IEEE80211_NODE_AMPDU_RX) *cp++ = 'R'; if (flags & IEEE80211_NODE_MIMO_PS) { *cp++ = 'M'; if (flags & IEEE80211_NODE_MIMO_RTS) *cp++ = '+'; } if (flags & IEEE80211_NODE_RIFS) *cp++ = 'I'; if (flags & IEEE80211_NODE_SGI40) { *cp++ = 'S'; if (flags & IEEE80211_NODE_SGI20) *cp++ = '+'; } else if (flags & IEEE80211_NODE_SGI20) *cp++ = 's'; if (flags & IEEE80211_NODE_AMSDU_TX) *cp++ = 't'; if (flags & IEEE80211_NODE_AMSDU_RX) *cp++ = 'r'; if (flags & IEEE80211_NODE_UAPSD) *cp++ = 'U'; if (flags & IEEE80211_NODE_LDPC) *cp++ = 'L'; *cp = '\0'; return flagstring; } static void printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { maxlen -= strlen(tag)+2; if (2*ielen > maxlen) maxlen--; printf("<"); for (; ielen > 0; ie++, ielen--) { if (maxlen-- <= 0) break; printf("%02x", *ie); } if (ielen != 0) printf("-"); printf(">"); } } #define LE_READ_2(p) \ ((u_int16_t) \ ((((const u_int8_t *)(p))[0] ) | \ (((const u_int8_t *)(p))[1] << 8))) #define LE_READ_4(p) \ ((u_int32_t) \ ((((const u_int8_t *)(p))[0] ) | \ (((const u_int8_t *)(p))[1] << 8) | \ (((const u_int8_t *)(p))[2] << 16) | \ (((const u_int8_t *)(p))[3] << 24))) /* * NB: The decoding routines assume a properly formatted ie * which should be safe as the kernel only retains them * if they parse ok. */ static void printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { static const char *acnames[] = { "BE", "BK", "VO", "VI" }; const struct ieee80211_wme_param *wme = (const struct ieee80211_wme_param *) ie; int i; printf("%s", tag); if (!verbose) return; printf("param_qosInfo); ie += offsetof(struct ieee80211_wme_param, params_acParams); for (i = 0; i < WME_NUM_AC; i++) { const struct ieee80211_wme_acparams *ac = &wme->params_acParams[i]; printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]", acnames[i], _IEEE80211_MASKSHIFT(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : "", _IEEE80211_MASKSHIFT(ac->acp_aci_aifsn, WME_PARAM_AIFSN), _IEEE80211_MASKSHIFT(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN), _IEEE80211_MASKSHIFT(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX), LE_READ_2(&ac->acp_txop)); } printf(">"); } static void printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_wme_info *wme = (const struct ieee80211_wme_info *) ie; printf("", wme->wme_version, wme->wme_info); } } static void printvhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_ie_vhtcap *vhtcap = (const struct ieee80211_ie_vhtcap *) ie; uint32_t vhtcap_info = LE_READ_4(&vhtcap->vht_cap_info); printf("supp_mcs.rx_mcs_map)); printf(" rx_highest %d", LE_READ_2(&vhtcap->supp_mcs.rx_highest) & 0x1fff); printf(" tx_mcs_map 0x%x", LE_READ_2(&vhtcap->supp_mcs.tx_mcs_map)); printf(" tx_highest %d", LE_READ_2(&vhtcap->supp_mcs.tx_highest) & 0x1fff); printf(">"); } } static void printvhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_ie_vht_operation *vhtinfo = (const struct ieee80211_ie_vht_operation *) ie; printf("", vhtinfo->chan_width, vhtinfo->center_freq_seg1_idx, vhtinfo->center_freq_seg2_idx, LE_READ_2(&vhtinfo->basic_mcs_set)); } } static void printvhtpwrenv(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); static const char *txpwrmap[] = { "20", "40", "80", "160", }; if (verbose) { const struct ieee80211_ie_vht_txpwrenv *vhtpwr = (const struct ieee80211_ie_vht_txpwrenv *) ie; int i, n; const char *sep = ""; /* Get count; trim at ielen */ n = (vhtpwr->tx_info & IEEE80211_VHT_TXPWRENV_INFO_COUNT_MASK) + 1; /* Trim at ielen */ if (n > ielen - 3) n = ielen - 3; printf("tx_info); for (i = 0; i < n; i++) { printf("%s%s:%.2f", sep, txpwrmap[i], ((float) ((int8_t) ie[i+3])) / 2.0); sep = " "; } printf("]>"); } } static void printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_ie_htcap *htcap = (const struct ieee80211_ie_htcap *) ie; const char *sep; int i, j; printf("hc_cap), htcap->hc_param); printf(" mcsset["); sep = ""; for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) if (isset(htcap->hc_mcsset, i)) { for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++) if (isclr(htcap->hc_mcsset, j)) break; j--; if (i == j) printf("%s%u", sep, i); else printf("%s%u-%u", sep, i, j); i += j-i; sep = ","; } printf("] extcap 0x%x txbf 0x%x antenna 0x%x>", LE_READ_2(&htcap->hc_extcap), LE_READ_4(&htcap->hc_txbf), htcap->hc_antenna); } } static void printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_ie_htinfo *htinfo = (const struct ieee80211_ie_htinfo *) ie; const char *sep; int i, j; printf("hi_ctrlchannel, htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3, LE_READ_2(&htinfo->hi_byte45)); printf(" basicmcs["); sep = ""; for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) if (isset(htinfo->hi_basicmcsset, i)) { for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++) if (isclr(htinfo->hi_basicmcsset, j)) break; j--; if (i == j) printf("%s%u", sep, i); else printf("%s%u-%u", sep, i, j); i += j-i; sep = ","; } printf("]>"); } } static void printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_ath_ie *ath = (const struct ieee80211_ath_ie *)ie; printf("<"); if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME) printf("DTURBO,"); if (ath->ath_capability & ATHEROS_CAP_COMPRESSION) printf("COMP,"); if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME) printf("FF,"); if (ath->ath_capability & ATHEROS_CAP_XR) printf("XR,"); if (ath->ath_capability & ATHEROS_CAP_AR) printf("AR,"); if (ath->ath_capability & ATHEROS_CAP_BURST) printf("BURST,"); if (ath->ath_capability & ATHEROS_CAP_WME) printf("WME,"); if (ath->ath_capability & ATHEROS_CAP_BOOST) printf("BOOST,"); printf("0x%x>", LE_READ_2(ath->ath_defkeyix)); } } static void printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_meshconf_ie *mconf = (const struct ieee80211_meshconf_ie *)ie; printf("conf_pselid == IEEE80211_MESHCONF_PATH_HWMP) printf("HWMP"); else printf("UNKNOWN"); printf(" LINK:"); if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME) printf("AIRTIME"); else printf("UNKNOWN"); printf(" CONGESTION:"); if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED) printf("DISABLED"); else printf("UNKNOWN"); printf(" SYNC:"); if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF) printf("NEIGHOFF"); else printf("UNKNOWN"); printf(" AUTH:"); if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED) printf("DISABLED"); else printf("UNKNOWN"); printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form, mconf->conf_cap); } } static void printbssload(const char *tag, const uint8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_bss_load_ie *bssload = (const struct ieee80211_bss_load_ie *) ie; printf("", LE_READ_2(&bssload->sta_count), bssload->chan_load, bssload->aac); } } static void printapchanrep(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const struct ieee80211_ap_chan_report_ie *ap = (const struct ieee80211_ap_chan_report_ie *) ie; const char *sep = ""; int i; printf("i_class); for (i = 3; i < ielen; i++) { printf("%s%u", sep, ie[i]); sep = ","; } printf("]>"); } } static const char * wpa_cipher(const u_int8_t *sel) { #define WPA_SEL(x) (((x)<<24)|WPA_OUI) u_int32_t w = LE_READ_4(sel); switch (w) { case WPA_SEL(WPA_CSE_NULL): return "NONE"; case WPA_SEL(WPA_CSE_WEP40): return "WEP40"; case WPA_SEL(WPA_CSE_WEP104): return "WEP104"; case WPA_SEL(WPA_CSE_TKIP): return "TKIP"; case WPA_SEL(WPA_CSE_CCMP): return "AES-CCMP"; } return "?"; /* NB: so 1<< is discarded */ #undef WPA_SEL } static const char * wpa_keymgmt(const u_int8_t *sel) { #define WPA_SEL(x) (((x)<<24)|WPA_OUI) u_int32_t w = LE_READ_4(sel); switch (w) { case WPA_SEL(WPA_ASE_8021X_UNSPEC): return "8021X-UNSPEC"; case WPA_SEL(WPA_ASE_8021X_PSK): return "8021X-PSK"; case WPA_SEL(WPA_ASE_NONE): return "NONE"; } return "?"; #undef WPA_SEL } static void printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { u_int8_t len = ie[1]; printf("%s", tag); if (verbose) { const char *sep; int n; ie += 6, len -= 4; /* NB: len is payload only */ printf(" 0; n--) { printf("%s%s", sep, wpa_cipher(ie)); ie += 4, len -= 4; sep = "+"; } /* key management algorithms */ n = LE_READ_2(ie); ie += 2, len -= 2; sep = " km:"; for (; n > 0; n--) { printf("%s%s", sep, wpa_keymgmt(ie)); ie += 4, len -= 4; sep = "+"; } if (len > 2) /* optional capabilities */ printf(", caps 0x%x", LE_READ_2(ie)); printf(">"); } } static const char * rsn_cipher(const u_int8_t *sel) { #define RSN_SEL(x) (((x)<<24)|RSN_OUI) u_int32_t w = LE_READ_4(sel); switch (w) { case RSN_SEL(RSN_CSE_NULL): return "NONE"; case RSN_SEL(RSN_CSE_WEP40): return "WEP40"; case RSN_SEL(RSN_CSE_WEP104): return "WEP104"; case RSN_SEL(RSN_CSE_TKIP): return "TKIP"; case RSN_SEL(RSN_CSE_CCMP): return "AES-CCMP"; case RSN_SEL(RSN_CSE_WRAP): return "AES-OCB"; } return "?"; #undef WPA_SEL } static const char * rsn_keymgmt(const u_int8_t *sel) { #define RSN_SEL(x) (((x)<<24)|RSN_OUI) u_int32_t w = LE_READ_4(sel); switch (w) { case RSN_SEL(RSN_ASE_8021X_UNSPEC): return "8021X-UNSPEC"; case RSN_SEL(RSN_ASE_8021X_PSK): return "8021X-PSK"; case RSN_SEL(RSN_ASE_NONE): return "NONE"; } return "?"; #undef RSN_SEL } static void printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose) { const char *sep; int n; ie += 2, ielen -= 2; printf(" 0; n--) { printf("%s%s", sep, rsn_cipher(ie)); ie += 4, ielen -= 4; sep = "+"; } /* key management algorithms */ n = LE_READ_2(ie); ie += 2, ielen -= 2; sep = " km:"; for (; n > 0; n--) { printf("%s%s", sep, rsn_keymgmt(ie)); ie += 4, ielen -= 4; sep = "+"; } if (ielen > 2) /* optional capabilities */ printf(", caps 0x%x", LE_READ_2(ie)); /* XXXPMKID */ printf(">"); } } #define BE_READ_2(p) \ ((u_int16_t) \ ((((const u_int8_t *)(p))[1] ) | \ (((const u_int8_t *)(p))[0] << 8))) static void printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { u_int8_t len = ie[1]; printf("%s", tag); if (verbose) { static const char *dev_pass_id[] = { "D", /* Default (PIN) */ "U", /* User-specified */ "M", /* Machine-specified */ "K", /* Rekey */ "P", /* PushButton */ "R" /* Registrar-specified */ }; int n; int f; ie +=6, len -= 4; /* NB: len is payload only */ /* WPS IE in Beacon and Probe Resp frames have different fields */ printf("<"); while (len) { uint16_t tlv_type = BE_READ_2(ie); uint16_t tlv_len = BE_READ_2(ie + 2); uint16_t cfg_mthd; /* some devices broadcast invalid WPS frames */ if (tlv_len > len) { printf("bad frame length tlv_type=0x%02x " "tlv_len=%d len=%d", tlv_type, tlv_len, len); break; } ie += 4, len -= 4; switch (tlv_type) { case IEEE80211_WPS_ATTR_VERSION: printf("v:%d.%d", *ie >> 4, *ie & 0xf); break; case IEEE80211_WPS_ATTR_AP_SETUP_LOCKED: printf(" ap_setup:%s", *ie ? "locked" : "unlocked"); break; case IEEE80211_WPS_ATTR_CONFIG_METHODS: case IEEE80211_WPS_ATTR_SELECTED_REGISTRAR_CONFIG_METHODS: if (tlv_type == IEEE80211_WPS_ATTR_SELECTED_REGISTRAR_CONFIG_METHODS) printf(" sel_reg_cfg_mthd:"); else printf(" cfg_mthd:" ); cfg_mthd = BE_READ_2(ie); f = 0; for (n = 15; n >= 0; n--) { if (f) { printf(","); f = 0; } switch (cfg_mthd & (1 << n)) { case 0: break; case IEEE80211_WPS_CONFIG_USBA: printf("usba"); f++; break; case IEEE80211_WPS_CONFIG_ETHERNET: printf("ethernet"); f++; break; case IEEE80211_WPS_CONFIG_LABEL: printf("label"); f++; break; case IEEE80211_WPS_CONFIG_DISPLAY: if (!(cfg_mthd & (IEEE80211_WPS_CONFIG_VIRT_DISPLAY | IEEE80211_WPS_CONFIG_PHY_DISPLAY))) { printf("display"); f++; } break; case IEEE80211_WPS_CONFIG_EXT_NFC_TOKEN: printf("ext_nfc_tokenk"); f++; break; case IEEE80211_WPS_CONFIG_INT_NFC_TOKEN: printf("int_nfc_token"); f++; break; case IEEE80211_WPS_CONFIG_NFC_INTERFACE: printf("nfc_interface"); f++; break; case IEEE80211_WPS_CONFIG_PUSHBUTTON: if (!(cfg_mthd & (IEEE80211_WPS_CONFIG_VIRT_PUSHBUTTON | IEEE80211_WPS_CONFIG_PHY_PUSHBUTTON))) { printf("push_button"); f++; } break; case IEEE80211_WPS_CONFIG_KEYPAD: printf("keypad"); f++; break; case IEEE80211_WPS_CONFIG_VIRT_PUSHBUTTON: printf("virtual_push_button"); f++; break; case IEEE80211_WPS_CONFIG_PHY_PUSHBUTTON: printf("physical_push_button"); f++; break; case IEEE80211_WPS_CONFIG_P2PS: printf("p2ps"); f++; break; case IEEE80211_WPS_CONFIG_VIRT_DISPLAY: printf("virtual_display"); f++; break; case IEEE80211_WPS_CONFIG_PHY_DISPLAY: printf("physical_display"); f++; break; default: printf("unknown_wps_config<%04x>", cfg_mthd & (1 << n)); f++; break; } } break; case IEEE80211_WPS_ATTR_DEV_NAME: printf(" device_name:<%.*s>", tlv_len, ie); break; case IEEE80211_WPS_ATTR_DEV_PASSWORD_ID: n = LE_READ_2(ie); if (n < nitems(dev_pass_id)) printf(" dpi:%s", dev_pass_id[n]); break; case IEEE80211_WPS_ATTR_MANUFACTURER: printf(" manufacturer:<%.*s>", tlv_len, ie); break; case IEEE80211_WPS_ATTR_MODEL_NAME: printf(" model_name:<%.*s>", tlv_len, ie); break; case IEEE80211_WPS_ATTR_MODEL_NUMBER: printf(" model_number:<%.*s>", tlv_len, ie); break; case IEEE80211_WPS_ATTR_PRIMARY_DEV_TYPE: printf(" prim_dev:"); for (n = 0; n < tlv_len; n++) printf("%02x", ie[n]); break; case IEEE80211_WPS_ATTR_RF_BANDS: printf(" rf:"); f = 0; for (n = 7; n >= 0; n--) { if (f) { printf(","); f = 0; } switch (*ie & (1 << n)) { case 0: break; case IEEE80211_WPS_RF_BAND_24GHZ: printf("2.4Ghz"); f++; break; case IEEE80211_WPS_RF_BAND_50GHZ: printf("5Ghz"); f++; break; case IEEE80211_WPS_RF_BAND_600GHZ: printf("60Ghz"); f++; break; default: printf("unknown<%02x>", *ie & (1 << n)); f++; break; } } break; case IEEE80211_WPS_ATTR_RESPONSE_TYPE: printf(" resp_type:0x%02x", *ie); break; case IEEE80211_WPS_ATTR_SELECTED_REGISTRAR: printf(" sel:%s", *ie ? "T" : "F"); break; case IEEE80211_WPS_ATTR_SERIAL_NUMBER: printf(" serial_number:<%.*s>", tlv_len, ie); break; case IEEE80211_WPS_ATTR_UUID_E: printf(" uuid-e:"); for (n = 0; n < (tlv_len - 1); n++) printf("%02x-", ie[n]); printf("%02x", ie[n]); break; case IEEE80211_WPS_ATTR_VENDOR_EXT: printf(" vendor:"); for (n = 0; n < tlv_len; n++) printf("%02x", ie[n]); break; case IEEE80211_WPS_ATTR_WPS_STATE: switch (*ie) { case IEEE80211_WPS_STATE_NOT_CONFIGURED: printf(" state:N"); break; case IEEE80211_WPS_STATE_CONFIGURED: printf(" state:C"); break; default: printf(" state:B<%02x>", *ie); break; } break; default: printf(" unknown_wps_attr:0x%x", tlv_type); break; } ie += tlv_len, len -= tlv_len; } printf(">"); } } static void printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { printf("%s", tag); if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) { const struct ieee80211_tdma_param *tdma = (const struct ieee80211_tdma_param *) ie; /* XXX tstamp */ printf("", tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt, LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval, tdma->tdma_inuse[0]); } } /* * Copy the ssid string contents into buf, truncating to fit. If the * ssid is entirely printable then just copy intact. Otherwise convert * to hexadecimal. If the result is truncated then replace the last * three characters with "...". */ static int copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len) { const u_int8_t *p; size_t maxlen; u_int i; if (essid_len > bufsize) maxlen = bufsize; else maxlen = essid_len; /* determine printable or not */ for (i = 0, p = essid; i < maxlen; i++, p++) { if (*p < ' ' || *p > 0x7e) break; } if (i != maxlen) { /* not printable, print as hex */ if (bufsize < 3) return 0; strlcpy(buf, "0x", bufsize); bufsize -= 2; p = essid; for (i = 0; i < maxlen && bufsize >= 2; i++) { sprintf(&buf[2+2*i], "%02x", p[i]); bufsize -= 2; } if (i != essid_len) memcpy(&buf[2+2*i-3], "...", 3); } else { /* printable, truncate as needed */ memcpy(buf, essid, maxlen); if (maxlen != essid_len) memcpy(&buf[maxlen-3], "...", 3); } return maxlen; } static void printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { char ssid[2*IEEE80211_NWID_LEN+1]; printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid); } static void printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { const char *sep; int i; printf("%s", tag); sep = "<"; for (i = 2; i < ielen; i++) { printf("%s%s%d", sep, ie[i] & IEEE80211_RATE_BASIC ? "B" : "", ie[i] & IEEE80211_RATE_VAL); sep = ","; } printf(">"); } static void printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) { const struct ieee80211_country_ie *cie = (const struct ieee80211_country_ie *) ie; int i, nbands, schan, nchan; printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]); nbands = (cie->len - 3) / sizeof(cie->band[0]); for (i = 0; i < nbands; i++) { schan = cie->band[i].schan; nchan = cie->band[i].nchan; if (nchan != 1) printf(" %u-%u,%u", schan, schan + nchan-1, cie->band[i].maxtxpwr); else printf(" %u,%u", schan, cie->band[i].maxtxpwr); } printf(">"); } static __inline int iswpaoui(const u_int8_t *frm) { return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI); } static __inline int iswmeinfo(const u_int8_t *frm) { return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) && frm[6] == WME_INFO_OUI_SUBTYPE; } static __inline int iswmeparam(const u_int8_t *frm) { return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) && frm[6] == WME_PARAM_OUI_SUBTYPE; } static __inline int isatherosoui(const u_int8_t *frm) { return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI); } static __inline int istdmaoui(const uint8_t *frm) { return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI); } static __inline int iswpsoui(const uint8_t *frm) { return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI); } static const char * iename(int elemid) { static char iename_buf[64]; switch (elemid) { case IEEE80211_ELEMID_FHPARMS: return " FHPARMS"; case IEEE80211_ELEMID_CFPARMS: return " CFPARMS"; case IEEE80211_ELEMID_TIM: return " TIM"; case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS"; case IEEE80211_ELEMID_BSSLOAD: return " BSSLOAD"; case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE"; case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR"; case IEEE80211_ELEMID_PWRCAP: return " PWRCAP"; case IEEE80211_ELEMID_TPCREQ: return " TPCREQ"; case IEEE80211_ELEMID_TPCREP: return " TPCREP"; case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN"; case IEEE80211_ELEMID_CSA: return " CSA"; case IEEE80211_ELEMID_MEASREQ: return " MEASREQ"; case IEEE80211_ELEMID_MEASREP: return " MEASREP"; case IEEE80211_ELEMID_QUIET: return " QUIET"; case IEEE80211_ELEMID_IBSSDFS: return " IBSSDFS"; case IEEE80211_ELEMID_RESERVED_47: return " RESERVED_47"; case IEEE80211_ELEMID_MOBILITY_DOMAIN: return " MOBILITY_DOMAIN"; case IEEE80211_ELEMID_RRM_ENACAPS: return " RRM_ENCAPS"; case IEEE80211_ELEMID_OVERLAP_BSS_SCAN_PARAM: return " OVERLAP_BSS"; case IEEE80211_ELEMID_TPC: return " TPC"; case IEEE80211_ELEMID_CCKM: return " CCKM"; case IEEE80211_ELEMID_EXTCAP: return " EXTCAP"; } snprintf(iename_buf, sizeof(iename_buf), " UNKNOWN_ELEMID_%d", elemid); return (const char *) iename_buf; } static void printies(const u_int8_t *vp, int ielen, int maxcols) { while (ielen > 0) { switch (vp[0]) { case IEEE80211_ELEMID_SSID: if (verbose) printssid(" SSID", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_RATES: case IEEE80211_ELEMID_XRATES: if (verbose) printrates(vp[0] == IEEE80211_ELEMID_RATES ? " RATES" : " XRATES", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_DSPARMS: if (verbose) printf(" DSPARMS<%u>", vp[2]); break; case IEEE80211_ELEMID_COUNTRY: if (verbose) printcountry(" COUNTRY", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_ERP: if (verbose) printf(" ERP<0x%x>", vp[2]); break; case IEEE80211_ELEMID_VENDOR: if (iswpaoui(vp)) printwpaie(" WPA", vp, 2+vp[1], maxcols); else if (iswmeinfo(vp)) printwmeinfo(" WME", vp, 2+vp[1], maxcols); else if (iswmeparam(vp)) printwmeparam(" WME", vp, 2+vp[1], maxcols); else if (isatherosoui(vp)) printathie(" ATH", vp, 2+vp[1], maxcols); else if (iswpsoui(vp)) printwpsie(" WPS", vp, 2+vp[1], maxcols); else if (istdmaoui(vp)) printtdmaie(" TDMA", vp, 2+vp[1], maxcols); else if (verbose) printie(" VEN", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_RSN: printrsnie(" RSN", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_HTCAP: printhtcap(" HTCAP", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_HTINFO: if (verbose) printhtinfo(" HTINFO", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_MESHID: if (verbose) printssid(" MESHID", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_MESHCONF: printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_VHT_CAP: printvhtcap(" VHTCAP", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_VHT_OPMODE: printvhtinfo(" VHTOPMODE", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_VHT_PWR_ENV: printvhtpwrenv(" VHTPWRENV", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_BSSLOAD: printbssload(" BSSLOAD", vp, 2+vp[1], maxcols); break; case IEEE80211_ELEMID_APCHANREP: printapchanrep(" APCHANREP", vp, 2+vp[1], maxcols); break; default: if (verbose) printie(iename(vp[0]), vp, 2+vp[1], maxcols); break; } ielen -= 2+vp[1]; vp += 2+vp[1]; } } static void printmimo(const struct ieee80211_mimo_info *mi) { int i; int r = 0; for (i = 0; i < IEEE80211_MAX_CHAINS; i++) { if (mi->ch[i].rssi != 0) { r = 1; break; } } /* NB: don't muddy display unless there's something to show */ if (r == 0) return; /* XXX TODO: ignore EVM; secondary channels for now */ printf(" (rssi %.1f:%.1f:%.1f:%.1f nf %d:%d:%d:%d)", mi->ch[0].rssi[0] / 2.0, mi->ch[1].rssi[0] / 2.0, mi->ch[2].rssi[0] / 2.0, mi->ch[3].rssi[0] / 2.0, mi->ch[0].noise[0], mi->ch[1].noise[0], mi->ch[2].noise[0], mi->ch[3].noise[0]); } static void list_scan(int s) { uint8_t buf[24*1024]; char ssid[IEEE80211_NWID_LEN+1]; const uint8_t *cp; int len, idlen; if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0) errx(1, "unable to get scan results"); if (len < sizeof(struct ieee80211req_scan_result)) return; getchaninfo(s); printf("%-*.*s %-17.17s %4s %4s %-7s %3s %4s\n" , IEEE80211_NWID_LEN, IEEE80211_NWID_LEN, "SSID/MESH ID" , "BSSID" , "CHAN" , "RATE" , " S:N" , "INT" , "CAPS" ); cp = buf; do { const struct ieee80211req_scan_result *sr; const uint8_t *vp, *idp; sr = (const struct ieee80211req_scan_result *) cp; vp = cp + sr->isr_ie_off; if (sr->isr_meshid_len) { idp = vp + sr->isr_ssid_len; idlen = sr->isr_meshid_len; } else { idp = vp; idlen = sr->isr_ssid_len; } printf("%-*.*s %s %3d %3dM %4d:%-4d %4d %-4.4s" , IEEE80211_NWID_LEN , copy_essid(ssid, IEEE80211_NWID_LEN, idp, idlen) , ssid , ether_ntoa((const struct ether_addr *) sr->isr_bssid) , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags) , getmaxrate(sr->isr_rates, sr->isr_nrates) , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise , sr->isr_intval , getcaps(sr->isr_capinfo) ); printies(vp + sr->isr_ssid_len + sr->isr_meshid_len, sr->isr_ie_len, 24); printf("\n"); cp += sr->isr_len, len -= sr->isr_len; } while (len >= sizeof(struct ieee80211req_scan_result)); } static void scan_and_wait(int s) { struct ieee80211_scan_req sr; struct ieee80211req ireq; int sroute; sroute = socket(PF_ROUTE, SOCK_RAW, 0); if (sroute < 0) { perror("socket(PF_ROUTE,SOCK_RAW)"); return; } (void) memset(&ireq, 0, sizeof(ireq)); (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); ireq.i_type = IEEE80211_IOC_SCAN_REQ; memset(&sr, 0, sizeof(sr)); sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_BGSCAN | IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ONCE; sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER; sr.sr_nssid = 0; ireq.i_data = &sr; ireq.i_len = sizeof(sr); /* * NB: only root can trigger a scan so ignore errors. Also ignore * possible errors from net80211, even if no new scan could be * started there might still be a valid scan cache. */ if (ioctl(s, SIOCS80211, &ireq) == 0) { char buf[2048]; struct if_announcemsghdr *ifan; struct rt_msghdr *rtm; do { if (read(sroute, buf, sizeof(buf)) < 0) { perror("read(PF_ROUTE)"); break; } rtm = (struct rt_msghdr *) buf; if (rtm->rtm_version != RTM_VERSION) break; ifan = (struct if_announcemsghdr *) rtm; } while (rtm->rtm_type != RTM_IEEE80211 || ifan->ifan_what != RTM_IEEE80211_SCAN); } close(sroute); } static DECL_CMD_FUNC(set80211scan, val, d) { scan_and_wait(s); list_scan(s); } static enum ieee80211_opmode get80211opmode(int s); static int gettxseq(const struct ieee80211req_sta_info *si) { int i, txseq; if ((si->isi_state & IEEE80211_NODE_QOS) == 0) return si->isi_txseqs[0]; /* XXX not right but usually what folks want */ txseq = 0; for (i = 0; i < IEEE80211_TID_SIZE; i++) if (si->isi_txseqs[i] > txseq) txseq = si->isi_txseqs[i]; return txseq; } static int getrxseq(const struct ieee80211req_sta_info *si) { int i, rxseq; if ((si->isi_state & IEEE80211_NODE_QOS) == 0) return si->isi_rxseqs[0]; /* XXX not right but usually what folks want */ rxseq = 0; for (i = 0; i < IEEE80211_TID_SIZE; i++) if (si->isi_rxseqs[i] > rxseq) rxseq = si->isi_rxseqs[i]; return rxseq; } static void list_stations(int s) { union { struct ieee80211req_sta_req req; uint8_t buf[24*1024]; } u; enum ieee80211_opmode opmode = get80211opmode(s); const uint8_t *cp; int len; /* broadcast address =>'s get all stations */ (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN); if (opmode == IEEE80211_M_STA) { /* * Get information about the associated AP. */ (void) get80211(s, IEEE80211_IOC_BSSID, u.req.is_u.macaddr, IEEE80211_ADDR_LEN); } if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0) errx(1, "unable to get station information"); if (len < sizeof(struct ieee80211req_sta_info)) return; getchaninfo(s); if (opmode == IEEE80211_M_MBSS) printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n" , "ADDR" , "CHAN" , "LOCAL" , "PEER" , "STATE" , "RATE" , "RSSI" , "IDLE" , "TXSEQ" , "RXSEQ" ); else printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-12s\n" , "ADDR" , "AID" , "CHAN" , "RATE" , "RSSI" , "IDLE" , "TXSEQ" , "RXSEQ" , "CAPS" , "FLAG" ); cp = (const uint8_t *) u.req.info; do { const struct ieee80211req_sta_info *si; si = (const struct ieee80211req_sta_info *) cp; if (si->isi_len < sizeof(*si)) break; if (opmode == IEEE80211_M_MBSS) printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d" , ether_ntoa((const struct ether_addr*) si->isi_macaddr) , ieee80211_mhz2ieee(si->isi_freq, si->isi_flags) , si->isi_localid , si->isi_peerid , mesh_linkstate_string(si->isi_peerstate) , si->isi_txmbps/2 , si->isi_rssi/2. , si->isi_inact , gettxseq(si) , getrxseq(si) ); else printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-12.12s" , ether_ntoa((const struct ether_addr*) si->isi_macaddr) , IEEE80211_AID(si->isi_associd) , ieee80211_mhz2ieee(si->isi_freq, si->isi_flags) , si->isi_txmbps/2 , si->isi_rssi/2. , si->isi_inact , gettxseq(si) , getrxseq(si) , getcaps(si->isi_capinfo) , getflags(si->isi_state) ); printies(cp + si->isi_ie_off, si->isi_ie_len, 24); printmimo(&si->isi_mimo); printf("\n"); cp += si->isi_len, len -= si->isi_len; } while (len >= sizeof(struct ieee80211req_sta_info)); } static const char * mesh_linkstate_string(uint8_t state) { static const char *state_names[] = { [0] = "IDLE", [1] = "OPEN-TX", [2] = "OPEN-RX", [3] = "CONF-RX", [4] = "ESTAB", [5] = "HOLDING", }; if (state >= nitems(state_names)) { static char buf[10]; snprintf(buf, sizeof(buf), "#%u", state); return buf; } else return state_names[state]; } static const char * get_chaninfo(const struct ieee80211_channel *c, int precise, char buf[], size_t bsize) { buf[0] = '\0'; if (IEEE80211_IS_CHAN_FHSS(c)) strlcat(buf, " FHSS", bsize); if (IEEE80211_IS_CHAN_A(c)) strlcat(buf, " 11a", bsize); else if (IEEE80211_IS_CHAN_ANYG(c)) strlcat(buf, " 11g", bsize); else if (IEEE80211_IS_CHAN_B(c)) strlcat(buf, " 11b", bsize); if (IEEE80211_IS_CHAN_HALF(c)) strlcat(buf, "/10MHz", bsize); if (IEEE80211_IS_CHAN_QUARTER(c)) strlcat(buf, "/5MHz", bsize); if (IEEE80211_IS_CHAN_TURBO(c)) strlcat(buf, " Turbo", bsize); if (precise) { if (IEEE80211_IS_CHAN_VHT80P80(c)) strlcat(buf, " vht/80p80", bsize); else if (IEEE80211_IS_CHAN_VHT160(c)) strlcat(buf, " vht/160", bsize); else if (IEEE80211_IS_CHAN_VHT80(c) && IEEE80211_IS_CHAN_HT40D(c)) strlcat(buf, " vht/80-", bsize); else if (IEEE80211_IS_CHAN_VHT80(c) && IEEE80211_IS_CHAN_HT40U(c)) strlcat(buf, " vht/80+", bsize); else if (IEEE80211_IS_CHAN_VHT80(c)) strlcat(buf, " vht/80", bsize); else if (IEEE80211_IS_CHAN_VHT40D(c)) strlcat(buf, " vht/40-", bsize); else if (IEEE80211_IS_CHAN_VHT40U(c)) strlcat(buf, " vht/40+", bsize); else if (IEEE80211_IS_CHAN_VHT20(c)) strlcat(buf, " vht/20", bsize); else if (IEEE80211_IS_CHAN_HT20(c)) strlcat(buf, " ht/20", bsize); else if (IEEE80211_IS_CHAN_HT40D(c)) strlcat(buf, " ht/40-", bsize); else if (IEEE80211_IS_CHAN_HT40U(c)) strlcat(buf, " ht/40+", bsize); } else { if (IEEE80211_IS_CHAN_VHT(c)) strlcat(buf, " vht", bsize); else if (IEEE80211_IS_CHAN_HT(c)) strlcat(buf, " ht", bsize); } return buf; } static void print_chaninfo(const struct ieee80211_channel *c, int verb) { char buf[14]; if (verb) printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s", ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq, IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ', IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ', IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ', IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ', IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ', get_chaninfo(c, verb, buf, sizeof(buf))); else printf("Channel %3u : %u%c MHz%-14.14s", ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq, IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ', get_chaninfo(c, verb, buf, sizeof(buf))); } static int chanpref(const struct ieee80211_channel *c) { if (IEEE80211_IS_CHAN_VHT80P80(c)) return 90; if (IEEE80211_IS_CHAN_VHT160(c)) return 80; if (IEEE80211_IS_CHAN_VHT80(c)) return 70; if (IEEE80211_IS_CHAN_VHT40(c)) return 60; if (IEEE80211_IS_CHAN_VHT20(c)) return 50; if (IEEE80211_IS_CHAN_HT40(c)) return 40; if (IEEE80211_IS_CHAN_HT20(c)) return 30; if (IEEE80211_IS_CHAN_HALF(c)) return 10; if (IEEE80211_IS_CHAN_QUARTER(c)) return 5; if (IEEE80211_IS_CHAN_TURBO(c)) return 25; if (IEEE80211_IS_CHAN_A(c)) return 20; if (IEEE80211_IS_CHAN_G(c)) return 20; if (IEEE80211_IS_CHAN_B(c)) return 15; if (IEEE80211_IS_CHAN_PUREG(c)) return 15; return 0; } static void print_channels(int s, const struct ieee80211req_chaninfo *chans, int allchans, int verb) { struct ieee80211req_chaninfo *achans; uint8_t reported[IEEE80211_CHAN_BYTES]; const struct ieee80211_channel *c; int i, half; achans = malloc(IEEE80211_CHANINFO_SPACE(chans)); if (achans == NULL) errx(1, "no space for active channel list"); achans->ic_nchans = 0; memset(reported, 0, sizeof(reported)); if (!allchans) { struct ieee80211req_chanlist active; if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0) errx(1, "unable to get active channel list"); for (i = 0; i < chans->ic_nchans; i++) { c = &chans->ic_chans[i]; if (!isset(active.ic_channels, c->ic_ieee)) continue; /* * Suppress compatible duplicates unless * verbose. The kernel gives us it's * complete channel list which has separate * entries for 11g/11b and 11a/turbo. */ if (isset(reported, c->ic_ieee) && !verb) { /* XXX we assume duplicates are adjacent */ achans->ic_chans[achans->ic_nchans-1] = *c; } else { achans->ic_chans[achans->ic_nchans++] = *c; setbit(reported, c->ic_ieee); } } } else { for (i = 0; i < chans->ic_nchans; i++) { c = &chans->ic_chans[i]; /* suppress duplicates as above */ if (isset(reported, c->ic_ieee) && !verb) { /* XXX we assume duplicates are adjacent */ struct ieee80211_channel *a = &achans->ic_chans[achans->ic_nchans-1]; if (chanpref(c) > chanpref(a)) *a = *c; } else { achans->ic_chans[achans->ic_nchans++] = *c; setbit(reported, c->ic_ieee); } } } half = achans->ic_nchans / 2; if (achans->ic_nchans % 2) half++; for (i = 0; i < achans->ic_nchans / 2; i++) { print_chaninfo(&achans->ic_chans[i], verb); print_chaninfo(&achans->ic_chans[half+i], verb); printf("\n"); } if (achans->ic_nchans % 2) { print_chaninfo(&achans->ic_chans[i], verb); printf("\n"); } free(achans); } static void list_channels(int s, int allchans) { getchaninfo(s); print_channels(s, chaninfo, allchans, verbose); } static void print_txpow(const struct ieee80211_channel *c) { printf("Channel %3u : %u MHz %3.1f reg %2d ", c->ic_ieee, c->ic_freq, c->ic_maxpower/2., c->ic_maxregpower); } static void print_txpow_verbose(const struct ieee80211_channel *c) { print_chaninfo(c, 1); printf("min %4.1f dBm max %3.1f dBm reg %2d dBm", c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower); /* indicate where regulatory cap limits power use */ if (c->ic_maxpower > 2*c->ic_maxregpower) printf(" <"); } static void list_txpow(int s) { struct ieee80211req_chaninfo *achans; uint8_t reported[IEEE80211_CHAN_BYTES]; struct ieee80211_channel *c, *prev; int i, half; getchaninfo(s); achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo)); if (achans == NULL) errx(1, "no space for active channel list"); achans->ic_nchans = 0; memset(reported, 0, sizeof(reported)); for (i = 0; i < chaninfo->ic_nchans; i++) { c = &chaninfo->ic_chans[i]; /* suppress duplicates as above */ if (isset(reported, c->ic_ieee) && !verbose) { /* XXX we assume duplicates are adjacent */ assert(achans->ic_nchans > 0); prev = &achans->ic_chans[achans->ic_nchans-1]; /* display highest power on channel */ if (c->ic_maxpower > prev->ic_maxpower) *prev = *c; } else { achans->ic_chans[achans->ic_nchans++] = *c; setbit(reported, c->ic_ieee); } } if (!verbose) { half = achans->ic_nchans / 2; if (achans->ic_nchans % 2) half++; for (i = 0; i < achans->ic_nchans / 2; i++) { print_txpow(&achans->ic_chans[i]); print_txpow(&achans->ic_chans[half+i]); printf("\n"); } if (achans->ic_nchans % 2) { print_txpow(&achans->ic_chans[i]); printf("\n"); } } else { for (i = 0; i < achans->ic_nchans; i++) { print_txpow_verbose(&achans->ic_chans[i]); printf("\n"); } } free(achans); } static void list_keys(int s) { } static void list_capabilities(int s) { struct ieee80211_devcaps_req *dc; if (verbose) dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN)); else dc = malloc(IEEE80211_DEVCAPS_SIZE(1)); if (dc == NULL) errx(1, "no space for device capabilities"); dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1; getdevcaps(s, dc); printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS); if (dc->dc_cryptocaps != 0 || verbose) { putchar('\n'); printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS); } if (dc->dc_htcaps != 0 || verbose) { putchar('\n'); printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS); } if (dc->dc_vhtcaps != 0 || verbose) { putchar('\n'); printb("vhtcaps", dc->dc_vhtcaps, IEEE80211_VHTCAP_BITS); } putchar('\n'); if (verbose) { chaninfo = &dc->dc_chaninfo; /* XXX */ print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose); } free(dc); } static int get80211wme(int s, int param, int ac, int *val) { struct ieee80211req ireq; (void) memset(&ireq, 0, sizeof(ireq)); (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); ireq.i_type = param; ireq.i_len = ac; if (ioctl(s, SIOCG80211, &ireq) < 0) { warn("cannot get WME parameter %d, ac %d%s", param, ac & IEEE80211_WMEPARAM_VAL, ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : ""); return -1; } *val = ireq.i_val; return 0; } static void list_wme_aci(int s, const char *tag, int ac) { int val; printf("\t%s", tag); /* show WME BSS parameters */ if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1) printf(" cwmin %2u", val); if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1) printf(" cwmax %2u", val); if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1) printf(" aifs %2u", val); if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1) printf(" txopLimit %3u", val); if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) { if (val) printf(" acm"); else if (verbose) printf(" -acm"); } /* !BSS only */ if ((ac & IEEE80211_WMEPARAM_BSS) == 0) { if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) { if (!val) printf(" -ack"); else if (verbose) printf(" ack"); } } printf("\n"); } static void list_wme(int s) { static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" }; int ac; if (verbose) { /* display both BSS and local settings */ for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) { again: if (ac & IEEE80211_WMEPARAM_BSS) list_wme_aci(s, " ", ac); else list_wme_aci(s, acnames[ac], ac); if ((ac & IEEE80211_WMEPARAM_BSS) == 0) { ac |= IEEE80211_WMEPARAM_BSS; goto again; } else ac &= ~IEEE80211_WMEPARAM_BSS; } } else { /* display only channel settings */ for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) list_wme_aci(s, acnames[ac], ac); } } static void list_roam(int s) { const struct ieee80211_roamparam *rp; int mode; getroam(s); for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) { rp = &roamparams.params[mode]; if (rp->rssi == 0 && rp->rate == 0) continue; if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG || mode == IEEE80211_MODE_VHT_2GHZ || mode == IEEE80211_MODE_VHT_5GHZ) { if (rp->rssi & 1) LINE_CHECK("roam:%-7.7s rssi %2u.5dBm MCS %2u ", modename[mode], rp->rssi/2, rp->rate &~ IEEE80211_RATE_MCS); else LINE_CHECK("roam:%-7.7s rssi %4udBm MCS %2u ", modename[mode], rp->rssi/2, rp->rate &~ IEEE80211_RATE_MCS); } else { if (rp->rssi & 1) LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s", modename[mode], rp->rssi/2, rp->rate/2); else LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s", modename[mode], rp->rssi/2, rp->rate/2); } } } /* XXX TODO: rate-to-string method... */ static const char* get_mcs_mbs_rate_str(uint8_t rate) { return (rate & IEEE80211_RATE_MCS) ? "MCS " : "Mb/s"; } static uint8_t get_rate_value(uint8_t rate) { if (rate & IEEE80211_RATE_MCS) return (rate &~ IEEE80211_RATE_MCS); return (rate / 2); } static void list_txparams(int s) { const struct ieee80211_txparam *tp; int mode; gettxparams(s); for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) { tp = &txparams.params[mode]; if (tp->mgmtrate == 0 && tp->mcastrate == 0) continue; if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG || mode == IEEE80211_MODE_VHT_2GHZ || mode == IEEE80211_MODE_VHT_5GHZ) { if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) LINE_CHECK("%-7.7s ucast NONE mgmt %2u %s " "mcast %2u %s maxretry %u", modename[mode], get_rate_value(tp->mgmtrate), get_mcs_mbs_rate_str(tp->mgmtrate), get_rate_value(tp->mcastrate), get_mcs_mbs_rate_str(tp->mcastrate), tp->maxretry); else LINE_CHECK("%-7.7s ucast %2u MCS mgmt %2u %s " "mcast %2u %s maxretry %u", modename[mode], tp->ucastrate &~ IEEE80211_RATE_MCS, get_rate_value(tp->mgmtrate), get_mcs_mbs_rate_str(tp->mgmtrate), get_rate_value(tp->mcastrate), get_mcs_mbs_rate_str(tp->mcastrate), tp->maxretry); } else { if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) LINE_CHECK("%-7.7s ucast NONE mgmt %2u Mb/s " "mcast %2u Mb/s maxretry %u", modename[mode], tp->mgmtrate/2, tp->mcastrate/2, tp->maxretry); else LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s " "mcast %2u Mb/s maxretry %u", modename[mode], tp->ucastrate/2, tp->mgmtrate/2, tp->mcastrate/2, tp->maxretry); } } } static void printpolicy(int policy) { switch (policy) { case IEEE80211_MACCMD_POLICY_OPEN: printf("policy: open\n"); break; case IEEE80211_MACCMD_POLICY_ALLOW: printf("policy: allow\n"); break; case IEEE80211_MACCMD_POLICY_DENY: printf("policy: deny\n"); break; case IEEE80211_MACCMD_POLICY_RADIUS: printf("policy: radius\n"); break; default: printf("policy: unknown (%u)\n", policy); break; } } static void list_mac(int s) { struct ieee80211req ireq; struct ieee80211req_maclist *acllist; int i, nacls, policy, len; uint8_t *data; char c; (void) memset(&ireq, 0, sizeof(ireq)); (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */ ireq.i_type = IEEE80211_IOC_MACCMD; ireq.i_val = IEEE80211_MACCMD_POLICY; if (ioctl(s, SIOCG80211, &ireq) < 0) { if (errno == EINVAL) { printf("No acl policy loaded\n"); return; } err(1, "unable to get mac policy"); } policy = ireq.i_val; if (policy == IEEE80211_MACCMD_POLICY_OPEN) { c = '*'; } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) { c = '+'; } else if (policy == IEEE80211_MACCMD_POLICY_DENY) { c = '-'; } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) { c = 'r'; /* NB: should never have entries */ } else { printf("policy: unknown (%u)\n", policy); c = '?'; } if (verbose || c == '?') printpolicy(policy); ireq.i_val = IEEE80211_MACCMD_LIST; ireq.i_len = 0; if (ioctl(s, SIOCG80211, &ireq) < 0) err(1, "unable to get mac acl list size"); if (ireq.i_len == 0) { /* NB: no acls */ if (!(verbose || c == '?')) printpolicy(policy); return; } len = ireq.i_len; data = malloc(len); if (data == NULL) err(1, "out of memory for acl list"); ireq.i_data = data; if (ioctl(s, SIOCG80211, &ireq) < 0) err(1, "unable to get mac acl list"); nacls = len / sizeof(*acllist); acllist = (struct ieee80211req_maclist *) data; for (i = 0; i < nacls; i++) printf("%c%s\n", c, ether_ntoa( (const struct ether_addr *) acllist[i].ml_macaddr)); free(data); } static void print_regdomain(const struct ieee80211_regdomain *reg, int verb) { if ((reg->regdomain != 0 && reg->regdomain != reg->country) || verb) { const struct regdomain *rd = lib80211_regdomain_findbysku(getregdata(), reg->regdomain); if (rd == NULL) LINE_CHECK("regdomain %d", reg->regdomain); else LINE_CHECK("regdomain %s", rd->name); } if (reg->country != 0 || verb) { const struct country *cc = lib80211_country_findbycc(getregdata(), reg->country); if (cc == NULL) LINE_CHECK("country %d", reg->country); else LINE_CHECK("country %s", cc->isoname); } if (reg->location == 'I') LINE_CHECK("indoor"); else if (reg->location == 'O') LINE_CHECK("outdoor"); else if (verb) LINE_CHECK("anywhere"); if (reg->ecm) LINE_CHECK("ecm"); else if (verb) LINE_CHECK("-ecm"); } static void list_regdomain(int s, int channelsalso) { getregdomain(s); if (channelsalso) { getchaninfo(s); spacer = ':'; print_regdomain(®domain, 1); LINE_BREAK(); print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/); } else print_regdomain(®domain, verbose); } static void list_mesh(int s) { struct ieee80211req ireq; struct ieee80211req_mesh_route routes[128]; struct ieee80211req_mesh_route *rt; (void) memset(&ireq, 0, sizeof(ireq)); (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); ireq.i_type = IEEE80211_IOC_MESH_RTCMD; ireq.i_val = IEEE80211_MESH_RTCMD_LIST; ireq.i_data = &routes; ireq.i_len = sizeof(routes); if (ioctl(s, SIOCG80211, &ireq) < 0) err(1, "unable to get the Mesh routing table"); printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n" , "DEST" , "NEXT HOP" , "HOPS" , "METRIC" , "LIFETIME" , "MSEQ" , "FLAGS"); for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){ printf("%s ", ether_ntoa((const struct ether_addr *)rt->imr_dest)); printf("%s %4u %4u %6u %6u %c%c\n", ether_ntoa((const struct ether_addr *)rt->imr_nexthop), rt->imr_nhops, rt->imr_metric, rt->imr_lifetime, rt->imr_lastmseq, (rt->imr_flags & IEEE80211_MESHRT_FLAGS_DISCOVER) ? 'D' : (rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ? 'V' : '!', (rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ? 'P' : (rt->imr_flags & IEEE80211_MESHRT_FLAGS_GATE) ? 'G' :' '); } } static DECL_CMD_FUNC(set80211list, arg, d) { #define iseq(a,b) (strncasecmp(a,b,sizeof(b)-1) == 0) LINE_INIT('\t'); if (iseq(arg, "sta")) list_stations(s); else if (iseq(arg, "scan") || iseq(arg, "ap")) list_scan(s); else if (iseq(arg, "chan") || iseq(arg, "freq")) list_channels(s, 1); else if (iseq(arg, "active")) list_channels(s, 0); else if (iseq(arg, "keys")) list_keys(s); else if (iseq(arg, "caps")) list_capabilities(s); else if (iseq(arg, "wme") || iseq(arg, "wmm")) list_wme(s); else if (iseq(arg, "mac")) list_mac(s); else if (iseq(arg, "txpow")) list_txpow(s); else if (iseq(arg, "roam")) list_roam(s); else if (iseq(arg, "txparam") || iseq(arg, "txparm")) list_txparams(s); else if (iseq(arg, "regdomain")) list_regdomain(s, 1); else if (iseq(arg, "countries")) list_countries(); else if (iseq(arg, "mesh")) list_mesh(s); else errx(1, "Don't know how to list %s for %s", arg, name); LINE_BREAK(); #undef iseq } static enum ieee80211_opmode get80211opmode(int s) { struct ifmediareq ifmr; (void) memset(&ifmr, 0, sizeof(ifmr)); (void) strlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) { if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) { if (ifmr.ifm_current & IFM_FLAG0) return IEEE80211_M_AHDEMO; else return IEEE80211_M_IBSS; } if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP) return IEEE80211_M_HOSTAP; if (ifmr.ifm_current & IFM_IEEE80211_IBSS) return IEEE80211_M_IBSS; if (ifmr.ifm_current & IFM_IEEE80211_MONITOR) return IEEE80211_M_MONITOR; if (ifmr.ifm_current & IFM_IEEE80211_MBSS) return IEEE80211_M_MBSS; } return IEEE80211_M_STA; } #if 0 static void printcipher(int s, struct ieee80211req *ireq, int keylenop) { switch (ireq->i_val) { case IEEE80211_CIPHER_WEP: ireq->i_type = keylenop; if (ioctl(s, SIOCG80211, ireq) != -1) printf("WEP-%s", ireq->i_len <= 5 ? "40" : ireq->i_len <= 13 ? "104" : "128"); else printf("WEP"); break; case IEEE80211_CIPHER_TKIP: printf("TKIP"); break; case IEEE80211_CIPHER_AES_OCB: printf("AES-OCB"); break; case IEEE80211_CIPHER_AES_CCM: printf("AES-CCM"); break; case IEEE80211_CIPHER_CKIP: printf("CKIP"); break; case IEEE80211_CIPHER_NONE: printf("NONE"); break; default: printf("UNKNOWN (0x%x)", ireq->i_val); break; } } #endif static void printkey(const struct ieee80211req_key *ik) { static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE]; u_int keylen = ik->ik_keylen; int printcontents; printcontents = printkeys && (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose); if (printcontents) LINE_BREAK(); switch (ik->ik_type) { case IEEE80211_CIPHER_WEP: /* compatibility */ LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1, keylen <= 5 ? "40-bit" : keylen <= 13 ? "104-bit" : "128-bit"); break; case IEEE80211_CIPHER_TKIP: if (keylen > 128/8) keylen -= 128/8; /* ignore MIC for now */ LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); break; case IEEE80211_CIPHER_AES_OCB: LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen); break; case IEEE80211_CIPHER_AES_CCM: LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen); break; case IEEE80211_CIPHER_CKIP: LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); break; case IEEE80211_CIPHER_NONE: LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen); break; default: LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit", ik->ik_type, ik->ik_keyix+1, 8*keylen); break; } if (printcontents) { u_int i; printf(" <"); for (i = 0; i < keylen; i++) printf("%02x", ik->ik_keydata[i]); printf(">"); if (ik->ik_type != IEEE80211_CIPHER_WEP && (ik->ik_keyrsc != 0 || verbose)) printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc); if (ik->ik_type != IEEE80211_CIPHER_WEP && (ik->ik_keytsc != 0 || verbose)) printf(" tsc %ju", (uintmax_t)ik->ik_keytsc); if (ik->ik_flags != 0 && verbose) { const char *sep = " "; if (ik->ik_flags & IEEE80211_KEY_XMIT) printf("%stx", sep), sep = "+"; if (ik->ik_flags & IEEE80211_KEY_RECV) printf("%srx", sep), sep = "+"; if (ik->ik_flags & IEEE80211_KEY_DEFAULT) printf("%sdef", sep), sep = "+"; } LINE_BREAK(); } } static void printrate(const char *tag, int v, int defrate, int defmcs) { if ((v & IEEE80211_RATE_MCS) == 0) { if (v != defrate) { if (v & 1) LINE_CHECK("%s %d.5", tag, v/2); else LINE_CHECK("%s %d", tag, v/2); } } else { if (v != defmcs) LINE_CHECK("%s %d", tag, v &~ 0x80); } } static int getid(int s, int ix, void *data, size_t len, int *plen, int mesh) { struct ieee80211req ireq; (void) memset(&ireq, 0, sizeof(ireq)); (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID; ireq.i_val = ix; ireq.i_data = data; ireq.i_len = len; if (ioctl(s, SIOCG80211, &ireq) < 0) return -1; *plen = ireq.i_len; return 0; } static int getdevicename(int s, void *data, size_t len, int *plen) { struct ieee80211req ireq; (void) memset(&ireq, 0, sizeof(ireq)); (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); ireq.i_type = IEEE80211_IOC_IC_NAME; ireq.i_val = -1; ireq.i_data = data; ireq.i_len = len; if (ioctl(s, SIOCG80211, &ireq) < 0) return (-1); *plen = ireq.i_len; return (0); } static void ieee80211_status(int s) { static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; enum ieee80211_opmode opmode = get80211opmode(s); int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode; uint8_t data[32]; const struct ieee80211_channel *c; const struct ieee80211_roamparam *rp; const struct ieee80211_txparam *tp; if (getid(s, -1, data, sizeof(data), &len, 0) < 0) { /* If we can't get the SSID, this isn't an 802.11 device. */ return; } /* * Invalidate cached state so printing status for multiple * if's doesn't reuse the first interfaces' cached state. */ gotcurchan = 0; gotroam = 0; gottxparams = 0; gothtconf = 0; gotregdomain = 0; printf("\t"); if (opmode == IEEE80211_M_MBSS) { printf("meshid "); getid(s, 0, data, sizeof(data), &len, 1); print_string(data, len); } else { if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0) num = 0; printf("ssid "); if (num > 1) { for (i = 0; i < num; i++) { if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) { printf(" %d:", i + 1); print_string(data, len); } } } else print_string(data, len); } c = getcurchan(s); if (c->ic_freq != IEEE80211_CHAN_ANY) { char buf[14]; printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq, get_chaninfo(c, 1, buf, sizeof(buf))); } else if (verbose) printf(" channel UNDEF"); if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 && (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose)) printf(" bssid %s", ether_ntoa((struct ether_addr *)data)); if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) { printf("\n\tstationname "); print_string(data, len); } spacer = ' '; /* force first break */ LINE_BREAK(); list_regdomain(s, 0); wpa = 0; if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) { switch (val) { case IEEE80211_AUTH_NONE: LINE_CHECK("authmode NONE"); break; case IEEE80211_AUTH_OPEN: LINE_CHECK("authmode OPEN"); break; case IEEE80211_AUTH_SHARED: LINE_CHECK("authmode SHARED"); break; case IEEE80211_AUTH_8021X: LINE_CHECK("authmode 802.1x"); break; case IEEE80211_AUTH_WPA: if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0) wpa = 1; /* default to WPA1 */ switch (wpa) { case 2: LINE_CHECK("authmode WPA2/802.11i"); break; case 3: LINE_CHECK("authmode WPA1+WPA2/802.11i"); break; default: LINE_CHECK("authmode WPA"); break; } break; case IEEE80211_AUTH_AUTO: LINE_CHECK("authmode AUTO"); break; default: LINE_CHECK("authmode UNKNOWN (0x%x)", val); break; } } if (wpa || verbose) { if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) { if (val) LINE_CHECK("wps"); else if (verbose) LINE_CHECK("-wps"); } if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) { if (val) LINE_CHECK("tsn"); else if (verbose) LINE_CHECK("-tsn"); } if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) { if (val) LINE_CHECK("countermeasures"); else if (verbose) LINE_CHECK("-countermeasures"); } #if 0 /* XXX not interesting with WPA done in user space */ ireq.i_type = IEEE80211_IOC_KEYMGTALGS; if (ioctl(s, SIOCG80211, &ireq) != -1) { } ireq.i_type = IEEE80211_IOC_MCASTCIPHER; if (ioctl(s, SIOCG80211, &ireq) != -1) { LINE_CHECK("mcastcipher "); printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN); spacer = ' '; } ireq.i_type = IEEE80211_IOC_UCASTCIPHER; if (ioctl(s, SIOCG80211, &ireq) != -1) { LINE_CHECK("ucastcipher "); printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN); } if (wpa & 2) { ireq.i_type = IEEE80211_IOC_RSNCAPS; if (ioctl(s, SIOCG80211, &ireq) != -1) { LINE_CHECK("RSN caps 0x%x", ireq.i_val); spacer = ' '; } } ireq.i_type = IEEE80211_IOC_UCASTCIPHERS; if (ioctl(s, SIOCG80211, &ireq) != -1) { } #endif } if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 && wepmode != IEEE80211_WEP_NOSUP) { switch (wepmode) { case IEEE80211_WEP_OFF: LINE_CHECK("privacy OFF"); break; case IEEE80211_WEP_ON: LINE_CHECK("privacy ON"); break; case IEEE80211_WEP_MIXED: LINE_CHECK("privacy MIXED"); break; default: LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode); break; } /* * If we get here then we've got WEP support so we need * to print WEP status. */ if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) { warn("WEP support, but no tx key!"); goto end; } if (val != -1) LINE_CHECK("deftxkey %d", val+1); else if (wepmode != IEEE80211_WEP_OFF || verbose) LINE_CHECK("deftxkey UNDEF"); if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) { warn("WEP support, but no NUMWEPKEYS support!"); goto end; } for (i = 0; i < num; i++) { struct ieee80211req_key ik; memset(&ik, 0, sizeof(ik)); ik.ik_keyix = i; if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) { warn("WEP support, but can get keys!"); goto end; } if (ik.ik_keylen != 0) { if (verbose) LINE_BREAK(); printkey(&ik); } } end: ; } if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 && val != IEEE80211_POWERSAVE_NOSUP ) { if (val != IEEE80211_POWERSAVE_OFF || verbose) { switch (val) { case IEEE80211_POWERSAVE_OFF: LINE_CHECK("powersavemode OFF"); break; case IEEE80211_POWERSAVE_CAM: LINE_CHECK("powersavemode CAM"); break; case IEEE80211_POWERSAVE_PSP: LINE_CHECK("powersavemode PSP"); break; case IEEE80211_POWERSAVE_PSP_CAM: LINE_CHECK("powersavemode PSP-CAM"); break; } if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1) LINE_CHECK("powersavesleep %d", val); } } if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) { if (val & 1) LINE_CHECK("txpower %d.5", val/2); else LINE_CHECK("txpower %d", val/2); } if (verbose) { if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1) LINE_CHECK("txpowmax %.1f", val/2.); } if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) { if (val) LINE_CHECK("dotd"); else if (verbose) LINE_CHECK("-dotd"); } if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) { if (val != IEEE80211_RTS_MAX || verbose) LINE_CHECK("rtsthreshold %d", val); } if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) { if (val != IEEE80211_FRAG_MAX || verbose) LINE_CHECK("fragthreshold %d", val); } if (opmode == IEEE80211_M_STA || verbose) { if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) { if (val != IEEE80211_HWBMISS_MAX || verbose) LINE_CHECK("bmiss %d", val); } } if (!verbose) { gettxparams(s); tp = &txparams.params[chan2mode(c)]; printrate("ucastrate", tp->ucastrate, IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE); printrate("mcastrate", tp->mcastrate, 2*1, IEEE80211_RATE_MCS|0); printrate("mgmtrate", tp->mgmtrate, 2*1, IEEE80211_RATE_MCS|0); if (tp->maxretry != 6) /* XXX */ LINE_CHECK("maxretry %d", tp->maxretry); } else { LINE_BREAK(); list_txparams(s); } bgscaninterval = -1; (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval); if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) { if (val != bgscaninterval || verbose) LINE_CHECK("scanvalid %u", val); } bgscan = 0; if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) { if (bgscan) LINE_CHECK("bgscan"); else if (verbose) LINE_CHECK("-bgscan"); } if (bgscan || verbose) { if (bgscaninterval != -1) LINE_CHECK("bgscanintvl %u", bgscaninterval); if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1) LINE_CHECK("bgscanidle %u", val); if (!verbose) { getroam(s); rp = &roamparams.params[chan2mode(c)]; if (rp->rssi & 1) LINE_CHECK("roam:rssi %u.5", rp->rssi/2); else LINE_CHECK("roam:rssi %u", rp->rssi/2); LINE_CHECK("roam:rate %s%u", (rp->rate & IEEE80211_RATE_MCS) ? "MCS " : "", get_rate_value(rp->rate)); } else { LINE_BREAK(); list_roam(s); LINE_BREAK(); } } if (IEEE80211_IS_CHAN_ANYG(c) || verbose) { if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) { if (val) LINE_CHECK("pureg"); else if (verbose) LINE_CHECK("-pureg"); } if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) { switch (val) { case IEEE80211_PROTMODE_OFF: LINE_CHECK("protmode OFF"); break; case IEEE80211_PROTMODE_CTS: LINE_CHECK("protmode CTS"); break; case IEEE80211_PROTMODE_RTSCTS: LINE_CHECK("protmode RTSCTS"); break; default: LINE_CHECK("protmode UNKNOWN (0x%x)", val); break; } } } if (IEEE80211_IS_CHAN_HT(c) || verbose) { gethtconf(s); switch (htconf & 3) { case 0: case 2: LINE_CHECK("-ht"); break; case 1: LINE_CHECK("ht20"); break; case 3: if (verbose) LINE_CHECK("ht"); break; } if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) { if (!val) LINE_CHECK("-htcompat"); else if (verbose) LINE_CHECK("htcompat"); } if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) { switch (val) { case 0: LINE_CHECK("-ampdu"); break; case 1: LINE_CHECK("ampdutx -ampdurx"); break; case 2: LINE_CHECK("-ampdutx ampdurx"); break; case 3: if (verbose) LINE_CHECK("ampdu"); break; } } /* XXX 11ac density/size is different */ if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) { switch (val) { case IEEE80211_HTCAP_MAXRXAMPDU_8K: LINE_CHECK("ampdulimit 8k"); break; case IEEE80211_HTCAP_MAXRXAMPDU_16K: LINE_CHECK("ampdulimit 16k"); break; case IEEE80211_HTCAP_MAXRXAMPDU_32K: LINE_CHECK("ampdulimit 32k"); break; case IEEE80211_HTCAP_MAXRXAMPDU_64K: LINE_CHECK("ampdulimit 64k"); break; } } /* XXX 11ac density/size is different */ if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) { switch (val) { case IEEE80211_HTCAP_MPDUDENSITY_NA: if (verbose) LINE_CHECK("ampdudensity NA"); break; case IEEE80211_HTCAP_MPDUDENSITY_025: LINE_CHECK("ampdudensity .25"); break; case IEEE80211_HTCAP_MPDUDENSITY_05: LINE_CHECK("ampdudensity .5"); break; case IEEE80211_HTCAP_MPDUDENSITY_1: LINE_CHECK("ampdudensity 1"); break; case IEEE80211_HTCAP_MPDUDENSITY_2: LINE_CHECK("ampdudensity 2"); break; case IEEE80211_HTCAP_MPDUDENSITY_4: LINE_CHECK("ampdudensity 4"); break; case IEEE80211_HTCAP_MPDUDENSITY_8: LINE_CHECK("ampdudensity 8"); break; case IEEE80211_HTCAP_MPDUDENSITY_16: LINE_CHECK("ampdudensity 16"); break; } } if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) { switch (val) { case 0: LINE_CHECK("-amsdu"); break; case 1: LINE_CHECK("amsdutx -amsdurx"); break; case 2: LINE_CHECK("-amsdutx amsdurx"); break; case 3: if (verbose) LINE_CHECK("amsdu"); break; } } /* XXX amsdu limit */ if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) { if (val) LINE_CHECK("shortgi"); else if (verbose) LINE_CHECK("-shortgi"); } if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) { if (val == IEEE80211_PROTMODE_OFF) LINE_CHECK("htprotmode OFF"); else if (val != IEEE80211_PROTMODE_RTSCTS) LINE_CHECK("htprotmode UNKNOWN (0x%x)", val); else if (verbose) LINE_CHECK("htprotmode RTSCTS"); } if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) { if (val) LINE_CHECK("puren"); else if (verbose) LINE_CHECK("-puren"); } if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) { if (val == IEEE80211_HTCAP_SMPS_DYNAMIC) LINE_CHECK("smpsdyn"); else if (val == IEEE80211_HTCAP_SMPS_ENA) LINE_CHECK("smps"); else if (verbose) LINE_CHECK("-smps"); } if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) { if (val) LINE_CHECK("rifs"); else if (verbose) LINE_CHECK("-rifs"); } /* XXX VHT STBC? */ if (get80211val(s, IEEE80211_IOC_STBC, &val) != -1) { switch (val) { case 0: LINE_CHECK("-stbc"); break; case 1: LINE_CHECK("stbctx -stbcrx"); break; case 2: LINE_CHECK("-stbctx stbcrx"); break; case 3: if (verbose) LINE_CHECK("stbc"); break; } } if (get80211val(s, IEEE80211_IOC_LDPC, &val) != -1) { switch (val) { case 0: LINE_CHECK("-ldpc"); break; case 1: LINE_CHECK("ldpctx -ldpcrx"); break; case 2: LINE_CHECK("-ldpctx ldpcrx"); break; case 3: if (verbose) LINE_CHECK("ldpc"); break; } } if (get80211val(s, IEEE80211_IOC_UAPSD, &val) != -1) { switch (val) { case 0: LINE_CHECK("-uapsd"); break; case 1: LINE_CHECK("uapsd"); break; } } } if (IEEE80211_IS_CHAN_VHT(c) || verbose) { getvhtconf(s); if (vhtconf & IEEE80211_FVHT_VHT) LINE_CHECK("vht"); else LINE_CHECK("-vht"); if (vhtconf & IEEE80211_FVHT_USEVHT40) LINE_CHECK("vht40"); else LINE_CHECK("-vht40"); if (vhtconf & IEEE80211_FVHT_USEVHT80) LINE_CHECK("vht80"); else LINE_CHECK("-vht80"); if (vhtconf & IEEE80211_FVHT_USEVHT160) LINE_CHECK("vht160"); else LINE_CHECK("-vht160"); if (vhtconf & IEEE80211_FVHT_USEVHT80P80) LINE_CHECK("vht80p80"); else LINE_CHECK("-vht80p80"); } if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) { if (wme) LINE_CHECK("wme"); else if (verbose) LINE_CHECK("-wme"); } else wme = 0; if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) { if (val) LINE_CHECK("burst"); else if (verbose) LINE_CHECK("-burst"); } if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) { if (val) LINE_CHECK("ff"); else if (verbose) LINE_CHECK("-ff"); } if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) { if (val) LINE_CHECK("dturbo"); else if (verbose) LINE_CHECK("-dturbo"); } if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) { if (val) LINE_CHECK("dwds"); else if (verbose) LINE_CHECK("-dwds"); } if (opmode == IEEE80211_M_HOSTAP) { if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) { if (val) LINE_CHECK("hidessid"); else if (verbose) LINE_CHECK("-hidessid"); } if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) { if (!val) LINE_CHECK("-apbridge"); else if (verbose) LINE_CHECK("apbridge"); } if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1) LINE_CHECK("dtimperiod %u", val); if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) { if (!val) LINE_CHECK("-doth"); else if (verbose) LINE_CHECK("doth"); } if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) { if (!val) LINE_CHECK("-dfs"); else if (verbose) LINE_CHECK("dfs"); } if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) { if (!val) LINE_CHECK("-inact"); else if (verbose) LINE_CHECK("inact"); } } else { if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) { if (val != IEEE80211_ROAMING_AUTO || verbose) { switch (val) { case IEEE80211_ROAMING_DEVICE: LINE_CHECK("roaming DEVICE"); break; case IEEE80211_ROAMING_AUTO: LINE_CHECK("roaming AUTO"); break; case IEEE80211_ROAMING_MANUAL: LINE_CHECK("roaming MANUAL"); break; default: LINE_CHECK("roaming UNKNOWN (0x%x)", val); break; } } } } if (opmode == IEEE80211_M_AHDEMO) { if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1) LINE_CHECK("tdmaslot %u", val); if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1) LINE_CHECK("tdmaslotcnt %u", val); if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1) LINE_CHECK("tdmaslotlen %u", val); if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1) LINE_CHECK("tdmabintval %u", val); } else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) { /* XXX default define not visible */ if (val != 100 || verbose) LINE_CHECK("bintval %u", val); } if (wme && verbose) { LINE_BREAK(); list_wme(s); } if (opmode == IEEE80211_M_MBSS) { if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) { LINE_CHECK("meshttl %u", val); } if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) { if (val) LINE_CHECK("meshpeering"); else LINE_CHECK("-meshpeering"); } if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) { if (val) LINE_CHECK("meshforward"); else LINE_CHECK("-meshforward"); } if (get80211val(s, IEEE80211_IOC_MESH_GATE, &val) != -1) { if (val) LINE_CHECK("meshgate"); else LINE_CHECK("-meshgate"); } if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12, &len) != -1) { data[len] = '\0'; LINE_CHECK("meshmetric %s", data); } if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12, &len) != -1) { data[len] = '\0'; LINE_CHECK("meshpath %s", data); } if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) { switch (val) { case IEEE80211_HWMP_ROOTMODE_DISABLED: LINE_CHECK("hwmprootmode DISABLED"); break; case IEEE80211_HWMP_ROOTMODE_NORMAL: LINE_CHECK("hwmprootmode NORMAL"); break; case IEEE80211_HWMP_ROOTMODE_PROACTIVE: LINE_CHECK("hwmprootmode PROACTIVE"); break; case IEEE80211_HWMP_ROOTMODE_RANN: LINE_CHECK("hwmprootmode RANN"); break; default: LINE_CHECK("hwmprootmode UNKNOWN(%d)", val); break; } } if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) { LINE_CHECK("hwmpmaxhops %u", val); } } LINE_BREAK(); if (getdevicename(s, data, sizeof(data), &len) < 0) return; LINE_CHECK("parent interface: %s", data); LINE_BREAK(); } static int get80211(int s, int type, void *data, int len) { return (lib80211_get80211(s, name, type, data, len)); } static int get80211len(int s, int type, void *data, int len, int *plen) { return (lib80211_get80211len(s, name, type, data, len, plen)); } static int get80211val(int s, int type, int *val) { return (lib80211_get80211val(s, name, type, val)); } static void set80211(int s, int type, int val, int len, void *data) { int ret; ret = lib80211_set80211(s, name, type, val, len, data); if (ret < 0) err(1, "SIOCS80211"); } static const char * get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp) { int len; int hexstr; u_int8_t *p; len = *lenp; p = buf; hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x'); if (hexstr) val += 2; for (;;) { if (*val == '\0') break; if (sep != NULL && strchr(sep, *val) != NULL) { val++; break; } if (hexstr) { if (!isxdigit((u_char)val[0])) { warnx("bad hexadecimal digits"); return NULL; } if (!isxdigit((u_char)val[1])) { warnx("odd count hexadecimal digits"); return NULL; } } if (p >= buf + len) { if (hexstr) warnx("hexadecimal digits too long"); else warnx("string too long"); return NULL; } if (hexstr) { #define tohex(x) (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10) *p++ = (tohex((u_char)val[0]) << 4) | tohex((u_char)val[1]); #undef tohex val += 2; } else *p++ = *val++; } len = p - buf; /* The string "-" is treated as the empty string. */ if (!hexstr && len == 1 && buf[0] == '-') { len = 0; memset(buf, 0, *lenp); } else if (len < *lenp) memset(p, 0, *lenp - len); *lenp = len; return val; } static void print_string(const u_int8_t *buf, int len) { int i; int hasspc; int utf8; i = 0; hasspc = 0; setlocale(LC_CTYPE, ""); utf8 = strncmp("UTF-8", nl_langinfo(CODESET), 5) == 0; for (; i < len; i++) { if (!isprint(buf[i]) && buf[i] != '\0' && !utf8) break; if (isspace(buf[i])) hasspc++; } if (i == len || utf8) { if (hasspc || len == 0 || buf[0] == '\0') printf("\"%.*s\"", len, buf); else printf("%.*s", len, buf); } else { printf("0x"); for (i = 0; i < len; i++) printf("%02x", buf[i]); } } static void setdefregdomain(int s) { struct regdata *rdp = getregdata(); const struct regdomain *rd; /* Check if regdomain/country was already set by a previous call. */ /* XXX is it possible? */ if (regdomain.regdomain != 0 || regdomain.country != CTRY_DEFAULT) return; getregdomain(s); /* Check if it was already set by the driver. */ if (regdomain.regdomain != 0 || regdomain.country != CTRY_DEFAULT) return; /* Set FCC/US as default. */ rd = lib80211_regdomain_findbysku(rdp, SKU_FCC); if (rd == NULL) errx(1, "FCC regdomain was not found"); regdomain.regdomain = rd->sku; if (rd->cc != NULL) defaultcountry(rd); /* Send changes to net80211. */ setregdomain_cb(s, ®domain); /* Cleanup (so it can be overriden by subsequent parameters). */ regdomain.regdomain = 0; regdomain.country = CTRY_DEFAULT; regdomain.isocc[0] = 0; regdomain.isocc[1] = 0; } /* * Virtual AP cloning support. */ static struct ieee80211_clone_params params = { .icp_opmode = IEEE80211_M_STA, /* default to station mode */ }; static void wlan_create(int s, struct ifreq *ifr) { static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; char orig_name[IFNAMSIZ]; if (params.icp_parent[0] == '\0') errx(1, "must specify a parent device (wlandev) when creating " "a wlan device"); if (params.icp_opmode == IEEE80211_M_WDS && memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0) errx(1, "no bssid specified for WDS (use wlanbssid)"); ifr->ifr_data = (caddr_t) ¶ms; if (ioctl(s, SIOCIFCREATE2, ifr) < 0) err(1, "SIOCIFCREATE2"); /* XXX preserve original name for ifclonecreate(). */ strlcpy(orig_name, name, sizeof(orig_name)); strlcpy(name, ifr->ifr_name, sizeof(name)); setdefregdomain(s); strlcpy(name, orig_name, sizeof(name)); } static DECL_CMD_FUNC(set80211clone_wlandev, arg, d) { strlcpy(params.icp_parent, arg, IFNAMSIZ); } static DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d) { const struct ether_addr *ea; ea = ether_aton(arg); if (ea == NULL) errx(1, "%s: cannot parse bssid", arg); memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN); } static DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d) { const struct ether_addr *ea; ea = ether_aton(arg); if (ea == NULL) errx(1, "%s: cannot parse address", arg); memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN); params.icp_flags |= IEEE80211_CLONE_MACADDR; } static DECL_CMD_FUNC(set80211clone_wlanmode, arg, d) { #define iseq(a,b) (strncasecmp(a,b,sizeof(b)-1) == 0) if (iseq(arg, "sta")) params.icp_opmode = IEEE80211_M_STA; else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo")) params.icp_opmode = IEEE80211_M_AHDEMO; else if (iseq(arg, "ibss") || iseq(arg, "adhoc")) params.icp_opmode = IEEE80211_M_IBSS; else if (iseq(arg, "ap") || iseq(arg, "host")) params.icp_opmode = IEEE80211_M_HOSTAP; else if (iseq(arg, "wds")) params.icp_opmode = IEEE80211_M_WDS; else if (iseq(arg, "monitor")) params.icp_opmode = IEEE80211_M_MONITOR; else if (iseq(arg, "tdma")) { params.icp_opmode = IEEE80211_M_AHDEMO; params.icp_flags |= IEEE80211_CLONE_TDMA; } else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */ params.icp_opmode = IEEE80211_M_MBSS; else errx(1, "Don't know to create %s for %s", arg, name); #undef iseq } static void set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp) { /* NB: inverted sense */ if (d) params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS; else params.icp_flags |= IEEE80211_CLONE_NOBEACONS; } static void set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp) { if (d) params.icp_flags |= IEEE80211_CLONE_BSSID; else params.icp_flags &= ~IEEE80211_CLONE_BSSID; } static void set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp) { if (d) params.icp_flags |= IEEE80211_CLONE_WDSLEGACY; else params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY; } static struct cmd ieee80211_cmds[] = { DEF_CMD_ARG("ssid", set80211ssid), DEF_CMD_ARG("nwid", set80211ssid), DEF_CMD_ARG("meshid", set80211meshid), DEF_CMD_ARG("stationname", set80211stationname), DEF_CMD_ARG("station", set80211stationname), /* BSD/OS */ DEF_CMD_ARG("channel", set80211channel), DEF_CMD_ARG("authmode", set80211authmode), DEF_CMD_ARG("powersavemode", set80211powersavemode), DEF_CMD("powersave", 1, set80211powersave), DEF_CMD("-powersave", 0, set80211powersave), DEF_CMD_ARG("powersavesleep", set80211powersavesleep), DEF_CMD_ARG("wepmode", set80211wepmode), DEF_CMD("wep", 1, set80211wep), DEF_CMD("-wep", 0, set80211wep), DEF_CMD_ARG("deftxkey", set80211weptxkey), DEF_CMD_ARG("weptxkey", set80211weptxkey), DEF_CMD_ARG("wepkey", set80211wepkey), DEF_CMD_ARG("nwkey", set80211nwkey), /* NetBSD */ DEF_CMD("-nwkey", 0, set80211wep), /* NetBSD */ DEF_CMD_ARG("rtsthreshold", set80211rtsthreshold), DEF_CMD_ARG("protmode", set80211protmode), DEF_CMD_ARG("txpower", set80211txpower), DEF_CMD_ARG("roaming", set80211roaming), DEF_CMD("wme", 1, set80211wme), DEF_CMD("-wme", 0, set80211wme), DEF_CMD("wmm", 1, set80211wme), DEF_CMD("-wmm", 0, set80211wme), DEF_CMD("hidessid", 1, set80211hidessid), DEF_CMD("-hidessid", 0, set80211hidessid), DEF_CMD("apbridge", 1, set80211apbridge), DEF_CMD("-apbridge", 0, set80211apbridge), DEF_CMD_ARG("chanlist", set80211chanlist), DEF_CMD_ARG("bssid", set80211bssid), DEF_CMD_ARG("ap", set80211bssid), DEF_CMD("scan", 0, set80211scan), DEF_CMD_ARG("list", set80211list), DEF_CMD_ARG2("cwmin", set80211cwmin), DEF_CMD_ARG2("cwmax", set80211cwmax), DEF_CMD_ARG2("aifs", set80211aifs), DEF_CMD_ARG2("txoplimit", set80211txoplimit), DEF_CMD_ARG("acm", set80211acm), DEF_CMD_ARG("-acm", set80211noacm), DEF_CMD_ARG("ack", set80211ackpolicy), DEF_CMD_ARG("-ack", set80211noackpolicy), DEF_CMD_ARG2("bss:cwmin", set80211bsscwmin), DEF_CMD_ARG2("bss:cwmax", set80211bsscwmax), DEF_CMD_ARG2("bss:aifs", set80211bssaifs), DEF_CMD_ARG2("bss:txoplimit", set80211bsstxoplimit), DEF_CMD_ARG("dtimperiod", set80211dtimperiod), DEF_CMD_ARG("bintval", set80211bintval), DEF_CMD("mac:open", IEEE80211_MACCMD_POLICY_OPEN, set80211maccmd), DEF_CMD("mac:allow", IEEE80211_MACCMD_POLICY_ALLOW, set80211maccmd), DEF_CMD("mac:deny", IEEE80211_MACCMD_POLICY_DENY, set80211maccmd), DEF_CMD("mac:radius", IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd), DEF_CMD("mac:flush", IEEE80211_MACCMD_FLUSH, set80211maccmd), DEF_CMD("mac:detach", IEEE80211_MACCMD_DETACH, set80211maccmd), DEF_CMD_ARG("mac:add", set80211addmac), DEF_CMD_ARG("mac:del", set80211delmac), DEF_CMD_ARG("mac:kick", set80211kickmac), DEF_CMD("pureg", 1, set80211pureg), DEF_CMD("-pureg", 0, set80211pureg), DEF_CMD("ff", 1, set80211fastframes), DEF_CMD("-ff", 0, set80211fastframes), DEF_CMD("dturbo", 1, set80211dturbo), DEF_CMD("-dturbo", 0, set80211dturbo), DEF_CMD("bgscan", 1, set80211bgscan), DEF_CMD("-bgscan", 0, set80211bgscan), DEF_CMD_ARG("bgscanidle", set80211bgscanidle), DEF_CMD_ARG("bgscanintvl", set80211bgscanintvl), DEF_CMD_ARG("scanvalid", set80211scanvalid), DEF_CMD("quiet", 1, set80211quiet), DEF_CMD("-quiet", 0, set80211quiet), DEF_CMD_ARG("quiet_count", set80211quietcount), DEF_CMD_ARG("quiet_period", set80211quietperiod), DEF_CMD_ARG("quiet_duration", set80211quietduration), DEF_CMD_ARG("quiet_offset", set80211quietoffset), DEF_CMD_ARG("roam:rssi", set80211roamrssi), DEF_CMD_ARG("roam:rate", set80211roamrate), DEF_CMD_ARG("mcastrate", set80211mcastrate), DEF_CMD_ARG("ucastrate", set80211ucastrate), DEF_CMD_ARG("mgtrate", set80211mgtrate), DEF_CMD_ARG("mgmtrate", set80211mgtrate), DEF_CMD_ARG("maxretry", set80211maxretry), DEF_CMD_ARG("fragthreshold", set80211fragthreshold), DEF_CMD("burst", 1, set80211burst), DEF_CMD("-burst", 0, set80211burst), DEF_CMD_ARG("bmiss", set80211bmissthreshold), DEF_CMD_ARG("bmissthreshold", set80211bmissthreshold), DEF_CMD("shortgi", 1, set80211shortgi), DEF_CMD("-shortgi", 0, set80211shortgi), DEF_CMD("ampdurx", 2, set80211ampdu), DEF_CMD("-ampdurx", -2, set80211ampdu), DEF_CMD("ampdutx", 1, set80211ampdu), DEF_CMD("-ampdutx", -1, set80211ampdu), DEF_CMD("ampdu", 3, set80211ampdu), /* NB: tx+rx */ DEF_CMD("-ampdu", -3, set80211ampdu), DEF_CMD_ARG("ampdulimit", set80211ampdulimit), DEF_CMD_ARG("ampdudensity", set80211ampdudensity), DEF_CMD("amsdurx", 2, set80211amsdu), DEF_CMD("-amsdurx", -2, set80211amsdu), DEF_CMD("amsdutx", 1, set80211amsdu), DEF_CMD("-amsdutx", -1, set80211amsdu), DEF_CMD("amsdu", 3, set80211amsdu), /* NB: tx+rx */ DEF_CMD("-amsdu", -3, set80211amsdu), DEF_CMD_ARG("amsdulimit", set80211amsdulimit), DEF_CMD("stbcrx", 2, set80211stbc), DEF_CMD("-stbcrx", -2, set80211stbc), DEF_CMD("stbctx", 1, set80211stbc), DEF_CMD("-stbctx", -1, set80211stbc), DEF_CMD("stbc", 3, set80211stbc), /* NB: tx+rx */ DEF_CMD("-stbc", -3, set80211stbc), DEF_CMD("ldpcrx", 2, set80211ldpc), DEF_CMD("-ldpcrx", -2, set80211ldpc), DEF_CMD("ldpctx", 1, set80211ldpc), DEF_CMD("-ldpctx", -1, set80211ldpc), DEF_CMD("ldpc", 3, set80211ldpc), /* NB: tx+rx */ DEF_CMD("-ldpc", -3, set80211ldpc), DEF_CMD("uapsd", 1, set80211uapsd), DEF_CMD("-uapsd", 0, set80211uapsd), DEF_CMD("puren", 1, set80211puren), DEF_CMD("-puren", 0, set80211puren), DEF_CMD("doth", 1, set80211doth), DEF_CMD("-doth", 0, set80211doth), DEF_CMD("dfs", 1, set80211dfs), DEF_CMD("-dfs", 0, set80211dfs), DEF_CMD("htcompat", 1, set80211htcompat), DEF_CMD("-htcompat", 0, set80211htcompat), DEF_CMD("dwds", 1, set80211dwds), DEF_CMD("-dwds", 0, set80211dwds), DEF_CMD("inact", 1, set80211inact), DEF_CMD("-inact", 0, set80211inact), DEF_CMD("tsn", 1, set80211tsn), DEF_CMD("-tsn", 0, set80211tsn), DEF_CMD_ARG("regdomain", set80211regdomain), DEF_CMD_ARG("country", set80211country), DEF_CMD("indoor", 'I', set80211location), DEF_CMD("-indoor", 'O', set80211location), DEF_CMD("outdoor", 'O', set80211location), DEF_CMD("-outdoor", 'I', set80211location), DEF_CMD("anywhere", ' ', set80211location), DEF_CMD("ecm", 1, set80211ecm), DEF_CMD("-ecm", 0, set80211ecm), DEF_CMD("dotd", 1, set80211dotd), DEF_CMD("-dotd", 0, set80211dotd), DEF_CMD_ARG("htprotmode", set80211htprotmode), DEF_CMD("ht20", 1, set80211htconf), DEF_CMD("-ht20", 0, set80211htconf), DEF_CMD("ht40", 3, set80211htconf), /* NB: 20+40 */ DEF_CMD("-ht40", 0, set80211htconf), DEF_CMD("ht", 3, set80211htconf), /* NB: 20+40 */ DEF_CMD("-ht", 0, set80211htconf), DEF_CMD("vht", IEEE80211_FVHT_VHT, set80211vhtconf), DEF_CMD("-vht", 0, set80211vhtconf), DEF_CMD("vht40", IEEE80211_FVHT_USEVHT40, set80211vhtconf), DEF_CMD("-vht40", -IEEE80211_FVHT_USEVHT40, set80211vhtconf), DEF_CMD("vht80", IEEE80211_FVHT_USEVHT80, set80211vhtconf), DEF_CMD("-vht80", -IEEE80211_FVHT_USEVHT80, set80211vhtconf), DEF_CMD("vht160", IEEE80211_FVHT_USEVHT160, set80211vhtconf), DEF_CMD("-vht160", -IEEE80211_FVHT_USEVHT160, set80211vhtconf), DEF_CMD("vht80p80", IEEE80211_FVHT_USEVHT80P80, set80211vhtconf), DEF_CMD("-vht80p80", -IEEE80211_FVHT_USEVHT80P80, set80211vhtconf), DEF_CMD("rifs", 1, set80211rifs), DEF_CMD("-rifs", 0, set80211rifs), DEF_CMD("smps", IEEE80211_HTCAP_SMPS_ENA, set80211smps), DEF_CMD("smpsdyn", IEEE80211_HTCAP_SMPS_DYNAMIC, set80211smps), DEF_CMD("-smps", IEEE80211_HTCAP_SMPS_OFF, set80211smps), /* XXX for testing */ DEF_CMD_ARG("chanswitch", set80211chanswitch), DEF_CMD_ARG("tdmaslot", set80211tdmaslot), DEF_CMD_ARG("tdmaslotcnt", set80211tdmaslotcnt), DEF_CMD_ARG("tdmaslotlen", set80211tdmaslotlen), DEF_CMD_ARG("tdmabintval", set80211tdmabintval), DEF_CMD_ARG("meshttl", set80211meshttl), DEF_CMD("meshforward", 1, set80211meshforward), DEF_CMD("-meshforward", 0, set80211meshforward), DEF_CMD("meshgate", 1, set80211meshgate), DEF_CMD("-meshgate", 0, set80211meshgate), DEF_CMD("meshpeering", 1, set80211meshpeering), DEF_CMD("-meshpeering", 0, set80211meshpeering), DEF_CMD_ARG("meshmetric", set80211meshmetric), DEF_CMD_ARG("meshpath", set80211meshpath), DEF_CMD("meshrt:flush", IEEE80211_MESH_RTCMD_FLUSH, set80211meshrtcmd), DEF_CMD_ARG("meshrt:add", set80211addmeshrt), DEF_CMD_ARG("meshrt:del", set80211delmeshrt), DEF_CMD_ARG("hwmprootmode", set80211hwmprootmode), DEF_CMD_ARG("hwmpmaxhops", set80211hwmpmaxhops), /* vap cloning support */ DEF_CLONE_CMD_ARG("wlanaddr", set80211clone_wlanaddr), DEF_CLONE_CMD_ARG("wlanbssid", set80211clone_wlanbssid), DEF_CLONE_CMD_ARG("wlandev", set80211clone_wlandev), DEF_CLONE_CMD_ARG("wlanmode", set80211clone_wlanmode), DEF_CLONE_CMD("beacons", 1, set80211clone_beacons), DEF_CLONE_CMD("-beacons", 0, set80211clone_beacons), DEF_CLONE_CMD("bssid", 1, set80211clone_bssid), DEF_CLONE_CMD("-bssid", 0, set80211clone_bssid), DEF_CLONE_CMD("wdslegacy", 1, set80211clone_wdslegacy), DEF_CLONE_CMD("-wdslegacy", 0, set80211clone_wdslegacy), }; static struct afswtch af_ieee80211 = { .af_name = "af_ieee80211", .af_af = AF_UNSPEC, .af_other_status = ieee80211_status, }; static __constructor void ieee80211_ctor(void) { int i; for (i = 0; i < nitems(ieee80211_cmds); i++) cmd_register(&ieee80211_cmds[i]); af_register(&af_ieee80211); clone_setdefcallback("wlan", wlan_create); } Index: head/sys/net80211/ieee80211.c =================================================================== --- head/sys/net80211/ieee80211.c (revision 366799) +++ head/sys/net80211/ieee80211.c (revision 366800) @@ -1,2586 +1,2634 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2001 Atsushi Onoe * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); /* * IEEE 802.11 generic handler */ #include "opt_wlan.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef IEEE80211_SUPPORT_SUPERG #include #endif #include #include #include const char *ieee80211_phymode_name[IEEE80211_MODE_MAX] = { [IEEE80211_MODE_AUTO] = "auto", [IEEE80211_MODE_11A] = "11a", [IEEE80211_MODE_11B] = "11b", [IEEE80211_MODE_11G] = "11g", [IEEE80211_MODE_FH] = "FH", [IEEE80211_MODE_TURBO_A] = "turboA", [IEEE80211_MODE_TURBO_G] = "turboG", [IEEE80211_MODE_STURBO_A] = "sturboA", [IEEE80211_MODE_HALF] = "half", [IEEE80211_MODE_QUARTER] = "quarter", [IEEE80211_MODE_11NA] = "11na", [IEEE80211_MODE_11NG] = "11ng", [IEEE80211_MODE_VHT_2GHZ] = "11acg", [IEEE80211_MODE_VHT_5GHZ] = "11ac", }; /* map ieee80211_opmode to the corresponding capability bit */ const int ieee80211_opcap[IEEE80211_OPMODE_MAX] = { [IEEE80211_M_IBSS] = IEEE80211_C_IBSS, [IEEE80211_M_WDS] = IEEE80211_C_WDS, [IEEE80211_M_STA] = IEEE80211_C_STA, [IEEE80211_M_AHDEMO] = IEEE80211_C_AHDEMO, [IEEE80211_M_HOSTAP] = IEEE80211_C_HOSTAP, [IEEE80211_M_MONITOR] = IEEE80211_C_MONITOR, #ifdef IEEE80211_SUPPORT_MESH [IEEE80211_M_MBSS] = IEEE80211_C_MBSS, #endif }; const uint8_t ieee80211broadcastaddr[IEEE80211_ADDR_LEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; static void ieee80211_syncflag_locked(struct ieee80211com *ic, int flag); static void ieee80211_syncflag_ht_locked(struct ieee80211com *ic, int flag); static void ieee80211_syncflag_ext_locked(struct ieee80211com *ic, int flag); static void ieee80211_syncflag_vht_locked(struct ieee80211com *ic, int flag); static int ieee80211_media_setup(struct ieee80211com *ic, struct ifmedia *media, int caps, int addsta, ifm_change_cb_t media_change, ifm_stat_cb_t media_stat); static int media_status(enum ieee80211_opmode, const struct ieee80211_channel *); static uint64_t ieee80211_get_counter(struct ifnet *, ift_counter); MALLOC_DEFINE(M_80211_VAP, "80211vap", "802.11 vap state"); /* * Default supported rates for 802.11 operation (in IEEE .5Mb units). */ #define B(r) ((r) | IEEE80211_RATE_BASIC) static const struct ieee80211_rateset ieee80211_rateset_11a = { 8, { B(12), 18, B(24), 36, B(48), 72, 96, 108 } }; static const struct ieee80211_rateset ieee80211_rateset_half = { 8, { B(6), 9, B(12), 18, B(24), 36, 48, 54 } }; static const struct ieee80211_rateset ieee80211_rateset_quarter = { 8, { B(3), 4, B(6), 9, B(12), 18, 24, 27 } }; static const struct ieee80211_rateset ieee80211_rateset_11b = { 4, { B(2), B(4), B(11), B(22) } }; /* NB: OFDM rates are handled specially based on mode */ static const struct ieee80211_rateset ieee80211_rateset_11g = { 12, { B(2), B(4), B(11), B(22), 12, 18, 24, 36, 48, 72, 96, 108 } }; #undef B static int set_vht_extchan(struct ieee80211_channel *c); /* * Fill in 802.11 available channel set, mark * all available channels as active, and pick * a default channel if not already specified. */ void ieee80211_chan_init(struct ieee80211com *ic) { #define DEFAULTRATES(m, def) do { \ if (ic->ic_sup_rates[m].rs_nrates == 0) \ ic->ic_sup_rates[m] = def; \ } while (0) struct ieee80211_channel *c; int i; KASSERT(0 < ic->ic_nchans && ic->ic_nchans <= IEEE80211_CHAN_MAX, ("invalid number of channels specified: %u", ic->ic_nchans)); memset(ic->ic_chan_avail, 0, sizeof(ic->ic_chan_avail)); memset(ic->ic_modecaps, 0, sizeof(ic->ic_modecaps)); setbit(ic->ic_modecaps, IEEE80211_MODE_AUTO); for (i = 0; i < ic->ic_nchans; i++) { c = &ic->ic_channels[i]; KASSERT(c->ic_flags != 0, ("channel with no flags")); /* * Help drivers that work only with frequencies by filling * in IEEE channel #'s if not already calculated. Note this * mimics similar work done in ieee80211_setregdomain when * changing regulatory state. */ if (c->ic_ieee == 0) c->ic_ieee = ieee80211_mhz2ieee(c->ic_freq,c->ic_flags); /* * Setup the HT40/VHT40 upper/lower bits. * The VHT80/... math is done elsewhere. */ if (IEEE80211_IS_CHAN_HT40(c) && c->ic_extieee == 0) c->ic_extieee = ieee80211_mhz2ieee(c->ic_freq + (IEEE80211_IS_CHAN_HT40U(c) ? 20 : -20), c->ic_flags); /* Update VHT math */ /* * XXX VHT again, note that this assumes VHT80/... channels * are legit already. */ set_vht_extchan(c); /* default max tx power to max regulatory */ if (c->ic_maxpower == 0) c->ic_maxpower = 2*c->ic_maxregpower; setbit(ic->ic_chan_avail, c->ic_ieee); /* * Identify mode capabilities. */ if (IEEE80211_IS_CHAN_A(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_11A); if (IEEE80211_IS_CHAN_B(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_11B); if (IEEE80211_IS_CHAN_ANYG(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_11G); if (IEEE80211_IS_CHAN_FHSS(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_FH); if (IEEE80211_IS_CHAN_108A(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_TURBO_A); if (IEEE80211_IS_CHAN_108G(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_TURBO_G); if (IEEE80211_IS_CHAN_ST(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_STURBO_A); if (IEEE80211_IS_CHAN_HALF(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_HALF); if (IEEE80211_IS_CHAN_QUARTER(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_QUARTER); if (IEEE80211_IS_CHAN_HTA(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_11NA); if (IEEE80211_IS_CHAN_HTG(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_11NG); if (IEEE80211_IS_CHAN_VHTA(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_VHT_5GHZ); if (IEEE80211_IS_CHAN_VHTG(c)) setbit(ic->ic_modecaps, IEEE80211_MODE_VHT_2GHZ); } /* initialize candidate channels to all available */ memcpy(ic->ic_chan_active, ic->ic_chan_avail, sizeof(ic->ic_chan_avail)); /* sort channel table to allow lookup optimizations */ ieee80211_sort_channels(ic->ic_channels, ic->ic_nchans); /* invalidate any previous state */ ic->ic_bsschan = IEEE80211_CHAN_ANYC; ic->ic_prevchan = NULL; ic->ic_csa_newchan = NULL; /* arbitrarily pick the first channel */ ic->ic_curchan = &ic->ic_channels[0]; ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan); /* fillin well-known rate sets if driver has not specified */ DEFAULTRATES(IEEE80211_MODE_11B, ieee80211_rateset_11b); DEFAULTRATES(IEEE80211_MODE_11G, ieee80211_rateset_11g); DEFAULTRATES(IEEE80211_MODE_11A, ieee80211_rateset_11a); DEFAULTRATES(IEEE80211_MODE_TURBO_A, ieee80211_rateset_11a); DEFAULTRATES(IEEE80211_MODE_TURBO_G, ieee80211_rateset_11g); DEFAULTRATES(IEEE80211_MODE_STURBO_A, ieee80211_rateset_11a); DEFAULTRATES(IEEE80211_MODE_HALF, ieee80211_rateset_half); DEFAULTRATES(IEEE80211_MODE_QUARTER, ieee80211_rateset_quarter); DEFAULTRATES(IEEE80211_MODE_11NA, ieee80211_rateset_11a); DEFAULTRATES(IEEE80211_MODE_11NG, ieee80211_rateset_11g); DEFAULTRATES(IEEE80211_MODE_VHT_2GHZ, ieee80211_rateset_11g); DEFAULTRATES(IEEE80211_MODE_VHT_5GHZ, ieee80211_rateset_11a); /* * Setup required information to fill the mcsset field, if driver did * not. Assume a 2T2R setup for historic reasons. */ if (ic->ic_rxstream == 0) ic->ic_rxstream = 2; if (ic->ic_txstream == 0) ic->ic_txstream = 2; ieee80211_init_suphtrates(ic); /* * Set auto mode to reset active channel state and any desired channel. */ (void) ieee80211_setmode(ic, IEEE80211_MODE_AUTO); #undef DEFAULTRATES } static void null_update_mcast(struct ieee80211com *ic) { ic_printf(ic, "need multicast update callback\n"); } static void null_update_promisc(struct ieee80211com *ic) { ic_printf(ic, "need promiscuous mode update callback\n"); } static void null_update_chw(struct ieee80211com *ic) { ic_printf(ic, "%s: need callback\n", __func__); } int ic_printf(struct ieee80211com *ic, const char * fmt, ...) { va_list ap; int retval; retval = printf("%s: ", ic->ic_name); va_start(ap, fmt); retval += vprintf(fmt, ap); va_end(ap); return (retval); } static LIST_HEAD(, ieee80211com) ic_head = LIST_HEAD_INITIALIZER(ic_head); static struct mtx ic_list_mtx; MTX_SYSINIT(ic_list, &ic_list_mtx, "ieee80211com list", MTX_DEF); static int sysctl_ieee80211coms(SYSCTL_HANDLER_ARGS) { struct ieee80211com *ic; struct sbuf sb; char *sp; int error; error = sysctl_wire_old_buffer(req, 0); if (error) return (error); sbuf_new_for_sysctl(&sb, NULL, 8, req); sbuf_clear_flags(&sb, SBUF_INCLUDENUL); sp = ""; mtx_lock(&ic_list_mtx); LIST_FOREACH(ic, &ic_head, ic_next) { sbuf_printf(&sb, "%s%s", sp, ic->ic_name); sp = " "; } mtx_unlock(&ic_list_mtx); error = sbuf_finish(&sb); sbuf_delete(&sb); return (error); } SYSCTL_PROC(_net_wlan, OID_AUTO, devices, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, 0, sysctl_ieee80211coms, "A", "names of available 802.11 devices"); /* * Attach/setup the common net80211 state. Called by * the driver on attach to prior to creating any vap's. */ void ieee80211_ifattach(struct ieee80211com *ic) { IEEE80211_LOCK_INIT(ic, ic->ic_name); IEEE80211_TX_LOCK_INIT(ic, ic->ic_name); TAILQ_INIT(&ic->ic_vaps); /* Create a taskqueue for all state changes */ ic->ic_tq = taskqueue_create("ic_taskq", M_WAITOK | M_ZERO, taskqueue_thread_enqueue, &ic->ic_tq); taskqueue_start_threads(&ic->ic_tq, 1, PI_NET, "%s net80211 taskq", ic->ic_name); ic->ic_ierrors = counter_u64_alloc(M_WAITOK); ic->ic_oerrors = counter_u64_alloc(M_WAITOK); /* * Fill in 802.11 available channel set, mark all * available channels as active, and pick a default * channel if not already specified. */ ieee80211_chan_init(ic); ic->ic_update_mcast = null_update_mcast; ic->ic_update_promisc = null_update_promisc; ic->ic_update_chw = null_update_chw; ic->ic_hash_key = arc4random(); ic->ic_bintval = IEEE80211_BINTVAL_DEFAULT; ic->ic_lintval = ic->ic_bintval; ic->ic_txpowlimit = IEEE80211_TXPOWER_MAX; ieee80211_crypto_attach(ic); ieee80211_node_attach(ic); ieee80211_power_attach(ic); ieee80211_proto_attach(ic); #ifdef IEEE80211_SUPPORT_SUPERG ieee80211_superg_attach(ic); #endif ieee80211_ht_attach(ic); ieee80211_vht_attach(ic); ieee80211_scan_attach(ic); ieee80211_regdomain_attach(ic); ieee80211_dfs_attach(ic); ieee80211_sysctl_attach(ic); mtx_lock(&ic_list_mtx); LIST_INSERT_HEAD(&ic_head, ic, ic_next); mtx_unlock(&ic_list_mtx); } /* * Detach net80211 state on device detach. Tear down * all vap's and reclaim all common state prior to the * device state going away. Note we may call back into * driver; it must be prepared for this. */ void ieee80211_ifdetach(struct ieee80211com *ic) { struct ieee80211vap *vap; /* * We use this as an indicator that ifattach never had a chance to be * called, e.g. early driver attach failed and ifdetach was called * during subsequent detach. Never fear, for we have nothing to do * here. */ if (ic->ic_tq == NULL) return; mtx_lock(&ic_list_mtx); LIST_REMOVE(ic, ic_next); mtx_unlock(&ic_list_mtx); taskqueue_drain(taskqueue_thread, &ic->ic_restart_task); /* * The VAP is responsible for setting and clearing * the VIMAGE context. */ while ((vap = TAILQ_FIRST(&ic->ic_vaps)) != NULL) { ieee80211_com_vdetach(vap); ieee80211_vap_destroy(vap); } ieee80211_waitfor_parent(ic); ieee80211_sysctl_detach(ic); ieee80211_dfs_detach(ic); ieee80211_regdomain_detach(ic); ieee80211_scan_detach(ic); #ifdef IEEE80211_SUPPORT_SUPERG ieee80211_superg_detach(ic); #endif ieee80211_vht_detach(ic); ieee80211_ht_detach(ic); /* NB: must be called before ieee80211_node_detach */ ieee80211_proto_detach(ic); ieee80211_crypto_detach(ic); ieee80211_power_detach(ic); ieee80211_node_detach(ic); counter_u64_free(ic->ic_ierrors); counter_u64_free(ic->ic_oerrors); taskqueue_free(ic->ic_tq); IEEE80211_TX_LOCK_DESTROY(ic); IEEE80211_LOCK_DESTROY(ic); } struct ieee80211com * ieee80211_find_com(const char *name) { struct ieee80211com *ic; mtx_lock(&ic_list_mtx); LIST_FOREACH(ic, &ic_head, ic_next) if (strcmp(ic->ic_name, name) == 0) break; mtx_unlock(&ic_list_mtx); return (ic); } void ieee80211_iterate_coms(ieee80211_com_iter_func *f, void *arg) { struct ieee80211com *ic; mtx_lock(&ic_list_mtx); LIST_FOREACH(ic, &ic_head, ic_next) (*f)(arg, ic); mtx_unlock(&ic_list_mtx); } /* * Default reset method for use with the ioctl support. This * method is invoked after any state change in the 802.11 * layer that should be propagated to the hardware but not * require re-initialization of the 802.11 state machine (e.g * rescanning for an ap). We always return ENETRESET which * should cause the driver to re-initialize the device. Drivers * can override this method to implement more optimized support. */ static int default_reset(struct ieee80211vap *vap, u_long cmd) { return ENETRESET; } /* * Default for updating the VAP default TX key index. * * Drivers that support TX offload as well as hardware encryption offload * may need to be informed of key index changes separate from the key * update. */ static void default_update_deftxkey(struct ieee80211vap *vap, ieee80211_keyix kid) { /* XXX assert validity */ /* XXX assert we're in a key update block */ vap->iv_def_txkey = kid; } /* * Add underlying device errors to vap errors. */ static uint64_t ieee80211_get_counter(struct ifnet *ifp, ift_counter cnt) { struct ieee80211vap *vap = ifp->if_softc; struct ieee80211com *ic = vap->iv_ic; uint64_t rv; rv = if_get_counter_default(ifp, cnt); switch (cnt) { case IFCOUNTER_OERRORS: rv += counter_u64_fetch(ic->ic_oerrors); break; case IFCOUNTER_IERRORS: rv += counter_u64_fetch(ic->ic_ierrors); break; default: break; } return (rv); } /* * Prepare a vap for use. Drivers use this call to * setup net80211 state in new vap's prior attaching * them with ieee80211_vap_attach (below). */ int ieee80211_vap_setup(struct ieee80211com *ic, struct ieee80211vap *vap, const char name[IFNAMSIZ], int unit, enum ieee80211_opmode opmode, int flags, const uint8_t bssid[IEEE80211_ADDR_LEN]) { struct ifnet *ifp; ifp = if_alloc(IFT_ETHER); if (ifp == NULL) { ic_printf(ic, "%s: unable to allocate ifnet\n", __func__); return ENOMEM; } if_initname(ifp, name, unit); ifp->if_softc = vap; /* back pointer */ ifp->if_flags = IFF_SIMPLEX | IFF_BROADCAST | IFF_MULTICAST; ifp->if_transmit = ieee80211_vap_transmit; ifp->if_qflush = ieee80211_vap_qflush; ifp->if_ioctl = ieee80211_ioctl; ifp->if_init = ieee80211_init; ifp->if_get_counter = ieee80211_get_counter; vap->iv_ifp = ifp; vap->iv_ic = ic; vap->iv_flags = ic->ic_flags; /* propagate common flags */ vap->iv_flags_ext = ic->ic_flags_ext; vap->iv_flags_ven = ic->ic_flags_ven; vap->iv_caps = ic->ic_caps &~ IEEE80211_C_OPMODE; /* 11n capabilities - XXX methodize */ vap->iv_htcaps = ic->ic_htcaps; vap->iv_htextcaps = ic->ic_htextcaps; /* 11ac capabilities - XXX methodize */ vap->iv_vhtcaps = ic->ic_vhtcaps; vap->iv_vhtextcaps = ic->ic_vhtextcaps; vap->iv_opmode = opmode; vap->iv_caps |= ieee80211_opcap[opmode]; IEEE80211_ADDR_COPY(vap->iv_myaddr, ic->ic_macaddr); switch (opmode) { case IEEE80211_M_WDS: /* * WDS links must specify the bssid of the far end. * For legacy operation this is a static relationship. * For non-legacy operation the station must associate * and be authorized to pass traffic. Plumbing the * vap to the proper node happens when the vap * transitions to RUN state. */ IEEE80211_ADDR_COPY(vap->iv_des_bssid, bssid); vap->iv_flags |= IEEE80211_F_DESBSSID; if (flags & IEEE80211_CLONE_WDSLEGACY) vap->iv_flags_ext |= IEEE80211_FEXT_WDSLEGACY; break; #ifdef IEEE80211_SUPPORT_TDMA case IEEE80211_M_AHDEMO: if (flags & IEEE80211_CLONE_TDMA) { /* NB: checked before clone operation allowed */ KASSERT(ic->ic_caps & IEEE80211_C_TDMA, ("not TDMA capable, ic_caps 0x%x", ic->ic_caps)); /* * Propagate TDMA capability to mark vap; this * cannot be removed and is used to distinguish * regular ahdemo operation from ahdemo+tdma. */ vap->iv_caps |= IEEE80211_C_TDMA; } break; #endif default: break; } /* auto-enable s/w beacon miss support */ if (flags & IEEE80211_CLONE_NOBEACONS) vap->iv_flags_ext |= IEEE80211_FEXT_SWBMISS; /* auto-generated or user supplied MAC address */ if (flags & (IEEE80211_CLONE_BSSID|IEEE80211_CLONE_MACADDR)) vap->iv_flags_ext |= IEEE80211_FEXT_UNIQMAC; /* * Enable various functionality by default if we're * capable; the driver can override us if it knows better. */ if (vap->iv_caps & IEEE80211_C_WME) vap->iv_flags |= IEEE80211_F_WME; if (vap->iv_caps & IEEE80211_C_BURST) vap->iv_flags |= IEEE80211_F_BURST; /* NB: bg scanning only makes sense for station mode right now */ if (vap->iv_opmode == IEEE80211_M_STA && (vap->iv_caps & IEEE80211_C_BGSCAN)) vap->iv_flags |= IEEE80211_F_BGSCAN; vap->iv_flags |= IEEE80211_F_DOTH; /* XXX no cap, just ena */ /* NB: DFS support only makes sense for ap mode right now */ if (vap->iv_opmode == IEEE80211_M_HOSTAP && (vap->iv_caps & IEEE80211_C_DFS)) vap->iv_flags_ext |= IEEE80211_FEXT_DFS; /* NB: only flip on U-APSD for hostap/sta for now */ if ((vap->iv_opmode == IEEE80211_M_STA) || (vap->iv_opmode == IEEE80211_M_HOSTAP)) { if (vap->iv_caps & IEEE80211_C_UAPSD) vap->iv_flags_ext |= IEEE80211_FEXT_UAPSD; } vap->iv_des_chan = IEEE80211_CHAN_ANYC; /* any channel is ok */ vap->iv_bmissthreshold = IEEE80211_HWBMISS_DEFAULT; vap->iv_dtim_period = IEEE80211_DTIM_DEFAULT; /* * Install a default reset method for the ioctl support; * the driver can override this. */ vap->iv_reset = default_reset; /* * Install a default crypto key update method, the driver * can override this. */ vap->iv_update_deftxkey = default_update_deftxkey; ieee80211_sysctl_vattach(vap); ieee80211_crypto_vattach(vap); ieee80211_node_vattach(vap); ieee80211_power_vattach(vap); ieee80211_proto_vattach(vap); #ifdef IEEE80211_SUPPORT_SUPERG ieee80211_superg_vattach(vap); #endif ieee80211_ht_vattach(vap); ieee80211_vht_vattach(vap); ieee80211_scan_vattach(vap); ieee80211_regdomain_vattach(vap); ieee80211_radiotap_vattach(vap); ieee80211_vap_reset_erp(vap); ieee80211_ratectl_set(vap, IEEE80211_RATECTL_NONE); return 0; } /* * Activate a vap. State should have been prepared with a * call to ieee80211_vap_setup and by the driver. On return * from this call the vap is ready for use. */ int ieee80211_vap_attach(struct ieee80211vap *vap, ifm_change_cb_t media_change, ifm_stat_cb_t media_stat, const uint8_t macaddr[IEEE80211_ADDR_LEN]) { struct ifnet *ifp = vap->iv_ifp; struct ieee80211com *ic = vap->iv_ic; struct ifmediareq imr; int maxrate; IEEE80211_DPRINTF(vap, IEEE80211_MSG_STATE, "%s: %s parent %s flags 0x%x flags_ext 0x%x\n", __func__, ieee80211_opmode_name[vap->iv_opmode], ic->ic_name, vap->iv_flags, vap->iv_flags_ext); /* * Do late attach work that cannot happen until after * the driver has had a chance to override defaults. */ ieee80211_node_latevattach(vap); ieee80211_power_latevattach(vap); maxrate = ieee80211_media_setup(ic, &vap->iv_media, vap->iv_caps, vap->iv_opmode == IEEE80211_M_STA, media_change, media_stat); ieee80211_media_status(ifp, &imr); /* NB: strip explicit mode; we're actually in autoselect */ ifmedia_set(&vap->iv_media, imr.ifm_active &~ (IFM_MMASK | IFM_IEEE80211_TURBO)); if (maxrate) ifp->if_baudrate = IF_Mbps(maxrate); ether_ifattach(ifp, macaddr); IEEE80211_ADDR_COPY(vap->iv_myaddr, IF_LLADDR(ifp)); /* hook output method setup by ether_ifattach */ vap->iv_output = ifp->if_output; ifp->if_output = ieee80211_output; /* NB: if_mtu set by ether_ifattach to ETHERMTU */ IEEE80211_LOCK(ic); TAILQ_INSERT_TAIL(&ic->ic_vaps, vap, iv_next); ieee80211_syncflag_locked(ic, IEEE80211_F_WME); #ifdef IEEE80211_SUPPORT_SUPERG ieee80211_syncflag_locked(ic, IEEE80211_F_TURBOP); #endif ieee80211_syncflag_locked(ic, IEEE80211_F_PCF); ieee80211_syncflag_locked(ic, IEEE80211_F_BURST); ieee80211_syncflag_ht_locked(ic, IEEE80211_FHT_HT); ieee80211_syncflag_ht_locked(ic, IEEE80211_FHT_USEHT40); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_VHT); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT40); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT80); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT160); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT80P80); IEEE80211_UNLOCK(ic); return 1; } /* * Tear down vap state and reclaim the ifnet. * The driver is assumed to have prepared for * this; e.g. by turning off interrupts for the * underlying device. */ void ieee80211_vap_detach(struct ieee80211vap *vap) { struct ieee80211com *ic = vap->iv_ic; struct ifnet *ifp = vap->iv_ifp; CURVNET_SET(ifp->if_vnet); IEEE80211_DPRINTF(vap, IEEE80211_MSG_STATE, "%s: %s parent %s\n", __func__, ieee80211_opmode_name[vap->iv_opmode], ic->ic_name); /* NB: bpfdetach is called by ether_ifdetach and claims all taps */ ether_ifdetach(ifp); ieee80211_stop(vap); /* * Flush any deferred vap tasks. */ ieee80211_draintask(ic, &vap->iv_nstate_task); ieee80211_draintask(ic, &vap->iv_swbmiss_task); ieee80211_draintask(ic, &vap->iv_wme_task); ieee80211_draintask(ic, &ic->ic_parent_task); /* XXX band-aid until ifnet handles this for us */ taskqueue_drain(taskqueue_swi, &ifp->if_linktask); IEEE80211_LOCK(ic); KASSERT(vap->iv_state == IEEE80211_S_INIT , ("vap still running")); TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next); ieee80211_syncflag_locked(ic, IEEE80211_F_WME); #ifdef IEEE80211_SUPPORT_SUPERG ieee80211_syncflag_locked(ic, IEEE80211_F_TURBOP); #endif ieee80211_syncflag_locked(ic, IEEE80211_F_PCF); ieee80211_syncflag_locked(ic, IEEE80211_F_BURST); ieee80211_syncflag_ht_locked(ic, IEEE80211_FHT_HT); ieee80211_syncflag_ht_locked(ic, IEEE80211_FHT_USEHT40); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_VHT); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT40); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT80); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT160); ieee80211_syncflag_vht_locked(ic, IEEE80211_FVHT_USEVHT80P80); /* NB: this handles the bpfdetach done below */ ieee80211_syncflag_ext_locked(ic, IEEE80211_FEXT_BPF); if (vap->iv_ifflags & IFF_PROMISC) ieee80211_promisc(vap, false); if (vap->iv_ifflags & IFF_ALLMULTI) ieee80211_allmulti(vap, false); IEEE80211_UNLOCK(ic); ifmedia_removeall(&vap->iv_media); ieee80211_radiotap_vdetach(vap); ieee80211_regdomain_vdetach(vap); ieee80211_scan_vdetach(vap); #ifdef IEEE80211_SUPPORT_SUPERG ieee80211_superg_vdetach(vap); #endif ieee80211_vht_vdetach(vap); ieee80211_ht_vdetach(vap); /* NB: must be before ieee80211_node_vdetach */ ieee80211_proto_vdetach(vap); ieee80211_crypto_vdetach(vap); ieee80211_power_vdetach(vap); ieee80211_node_vdetach(vap); ieee80211_sysctl_vdetach(vap); if_free(ifp); CURVNET_RESTORE(); } /* * Count number of vaps in promisc, and issue promisc on * parent respectively. */ void ieee80211_promisc(struct ieee80211vap *vap, bool on) { struct ieee80211com *ic = vap->iv_ic; IEEE80211_LOCK_ASSERT(ic); if (on) { if (++ic->ic_promisc == 1) ieee80211_runtask(ic, &ic->ic_promisc_task); } else { KASSERT(ic->ic_promisc > 0, ("%s: ic %p not promisc", __func__, ic)); if (--ic->ic_promisc == 0) ieee80211_runtask(ic, &ic->ic_promisc_task); } } /* * Count number of vaps in allmulti, and issue allmulti on * parent respectively. */ void ieee80211_allmulti(struct ieee80211vap *vap, bool on) { struct ieee80211com *ic = vap->iv_ic; IEEE80211_LOCK_ASSERT(ic); if (on) { if (++ic->ic_allmulti == 1) ieee80211_runtask(ic, &ic->ic_mcast_task); } else { KASSERT(ic->ic_allmulti > 0, ("%s: ic %p not allmulti", __func__, ic)); if (--ic->ic_allmulti == 0) ieee80211_runtask(ic, &ic->ic_mcast_task); } } /* * Synchronize flag bit state in the com structure * according to the state of all vap's. This is used, * for example, to handle state changes via ioctls. */ static void ieee80211_syncflag_locked(struct ieee80211com *ic, int flag) { struct ieee80211vap *vap; int bit; IEEE80211_LOCK_ASSERT(ic); bit = 0; TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) if (vap->iv_flags & flag) { bit = 1; break; } if (bit) ic->ic_flags |= flag; else ic->ic_flags &= ~flag; } void ieee80211_syncflag(struct ieee80211vap *vap, int flag) { struct ieee80211com *ic = vap->iv_ic; IEEE80211_LOCK(ic); if (flag < 0) { flag = -flag; vap->iv_flags &= ~flag; } else vap->iv_flags |= flag; ieee80211_syncflag_locked(ic, flag); IEEE80211_UNLOCK(ic); } /* * Synchronize flags_ht bit state in the com structure * according to the state of all vap's. This is used, * for example, to handle state changes via ioctls. */ static void ieee80211_syncflag_ht_locked(struct ieee80211com *ic, int flag) { struct ieee80211vap *vap; int bit; IEEE80211_LOCK_ASSERT(ic); bit = 0; TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) if (vap->iv_flags_ht & flag) { bit = 1; break; } if (bit) ic->ic_flags_ht |= flag; else ic->ic_flags_ht &= ~flag; } void ieee80211_syncflag_ht(struct ieee80211vap *vap, int flag) { struct ieee80211com *ic = vap->iv_ic; IEEE80211_LOCK(ic); if (flag < 0) { flag = -flag; vap->iv_flags_ht &= ~flag; } else vap->iv_flags_ht |= flag; ieee80211_syncflag_ht_locked(ic, flag); IEEE80211_UNLOCK(ic); } /* * Synchronize flags_vht bit state in the com structure * according to the state of all vap's. This is used, * for example, to handle state changes via ioctls. */ static void ieee80211_syncflag_vht_locked(struct ieee80211com *ic, int flag) { struct ieee80211vap *vap; int bit; IEEE80211_LOCK_ASSERT(ic); bit = 0; TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) if (vap->iv_flags_vht & flag) { bit = 1; break; } if (bit) ic->ic_flags_vht |= flag; else ic->ic_flags_vht &= ~flag; } void ieee80211_syncflag_vht(struct ieee80211vap *vap, int flag) { struct ieee80211com *ic = vap->iv_ic; IEEE80211_LOCK(ic); if (flag < 0) { flag = -flag; vap->iv_flags_vht &= ~flag; } else vap->iv_flags_vht |= flag; ieee80211_syncflag_vht_locked(ic, flag); IEEE80211_UNLOCK(ic); } /* * Synchronize flags_ext bit state in the com structure * according to the state of all vap's. This is used, * for example, to handle state changes via ioctls. */ static void ieee80211_syncflag_ext_locked(struct ieee80211com *ic, int flag) { struct ieee80211vap *vap; int bit; IEEE80211_LOCK_ASSERT(ic); bit = 0; TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) if (vap->iv_flags_ext & flag) { bit = 1; break; } if (bit) ic->ic_flags_ext |= flag; else ic->ic_flags_ext &= ~flag; } void ieee80211_syncflag_ext(struct ieee80211vap *vap, int flag) { struct ieee80211com *ic = vap->iv_ic; IEEE80211_LOCK(ic); if (flag < 0) { flag = -flag; vap->iv_flags_ext &= ~flag; } else vap->iv_flags_ext |= flag; ieee80211_syncflag_ext_locked(ic, flag); IEEE80211_UNLOCK(ic); } static __inline int mapgsm(u_int freq, u_int flags) { freq *= 10; if (flags & IEEE80211_CHAN_QUARTER) freq += 5; else if (flags & IEEE80211_CHAN_HALF) freq += 10; else freq += 20; /* NB: there is no 907/20 wide but leave room */ return (freq - 906*10) / 5; } static __inline int mappsb(u_int freq, u_int flags) { return 37 + ((freq * 10) + ((freq % 5) == 2 ? 5 : 0) - 49400) / 5; } /* * Convert MHz frequency to IEEE channel number. */ int ieee80211_mhz2ieee(u_int freq, u_int flags) { #define IS_FREQ_IN_PSB(_freq) ((_freq) > 4940 && (_freq) < 4990) if (flags & IEEE80211_CHAN_GSM) return mapgsm(freq, flags); if (flags & IEEE80211_CHAN_2GHZ) { /* 2GHz band */ if (freq == 2484) return 14; if (freq < 2484) return ((int) freq - 2407) / 5; else return 15 + ((freq - 2512) / 20); } else if (flags & IEEE80211_CHAN_5GHZ) { /* 5Ghz band */ if (freq <= 5000) { /* XXX check regdomain? */ if (IS_FREQ_IN_PSB(freq)) return mappsb(freq, flags); return (freq - 4000) / 5; } else return (freq - 5000) / 5; } else { /* either, guess */ if (freq == 2484) return 14; if (freq < 2484) { if (907 <= freq && freq <= 922) return mapgsm(freq, flags); return ((int) freq - 2407) / 5; } if (freq < 5000) { if (IS_FREQ_IN_PSB(freq)) return mappsb(freq, flags); else if (freq > 4900) return (freq - 4000) / 5; else return 15 + ((freq - 2512) / 20); } return (freq - 5000) / 5; } #undef IS_FREQ_IN_PSB } /* * Convert channel to IEEE channel number. */ int ieee80211_chan2ieee(struct ieee80211com *ic, const struct ieee80211_channel *c) { if (c == NULL) { ic_printf(ic, "invalid channel (NULL)\n"); return 0; /* XXX */ } return (c == IEEE80211_CHAN_ANYC ? IEEE80211_CHAN_ANY : c->ic_ieee); } /* * Convert IEEE channel number to MHz frequency. */ u_int ieee80211_ieee2mhz(u_int chan, u_int flags) { if (flags & IEEE80211_CHAN_GSM) return 907 + 5 * (chan / 10); if (flags & IEEE80211_CHAN_2GHZ) { /* 2GHz band */ if (chan == 14) return 2484; if (chan < 14) return 2407 + chan*5; else return 2512 + ((chan-15)*20); } else if (flags & IEEE80211_CHAN_5GHZ) {/* 5Ghz band */ if (flags & (IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)) { chan -= 37; return 4940 + chan*5 + (chan % 5 ? 2 : 0); } return 5000 + (chan*5); } else { /* either, guess */ /* XXX can't distinguish PSB+GSM channels */ if (chan == 14) return 2484; if (chan < 14) /* 0-13 */ return 2407 + chan*5; if (chan < 27) /* 15-26 */ return 2512 + ((chan-15)*20); return 5000 + (chan*5); } } static __inline void set_extchan(struct ieee80211_channel *c) { /* * IEEE Std 802.11-2012, page 1738, subclause 20.3.15.4: * "the secondary channel number shall be 'N + [1,-1] * 4' */ if (c->ic_flags & IEEE80211_CHAN_HT40U) c->ic_extieee = c->ic_ieee + 4; else if (c->ic_flags & IEEE80211_CHAN_HT40D) c->ic_extieee = c->ic_ieee - 4; else c->ic_extieee = 0; } /* * Populate the freq1/freq2 fields as appropriate for VHT channels. * * This for now uses a hard-coded list of 80MHz wide channels. * * For HT20/HT40, freq1 just is the centre frequency of the 40MHz * wide channel we've already decided upon. * * For VHT80 and VHT160, there are only a small number of fixed * 80/160MHz wide channels, so we just use those. * * This is all likely very very wrong - both the regulatory code * and this code needs to ensure that all four channels are * available and valid before the VHT80 (and eight for VHT160) channel * is created. */ struct vht_chan_range { uint16_t freq_start; uint16_t freq_end; }; struct vht_chan_range vht80_chan_ranges[] = { { 5170, 5250 }, { 5250, 5330 }, { 5490, 5570 }, { 5570, 5650 }, { 5650, 5730 }, { 5735, 5815 }, { 0, 0 } }; +struct vht_chan_range vht160_chan_ranges[] = { + { 5170, 5330 }, + { 5490, 5650 }, + { 0, 0 } +}; + static int set_vht_extchan(struct ieee80211_channel *c) { int i; if (! IEEE80211_IS_CHAN_VHT(c)) return (0); if (IEEE80211_IS_CHAN_VHT80P80(c)) { printf("%s: TODO VHT80+80 channel (ieee=%d, flags=0x%08x)\n", __func__, c->ic_ieee, c->ic_flags); } if (IEEE80211_IS_CHAN_VHT160(c)) { - printf("%s: TODO VHT160 channel (ieee=%d, flags=0x%08x)\n", - __func__, c->ic_ieee, c->ic_flags); + for (i = 0; vht160_chan_ranges[i].freq_start != 0; i++) { + if (c->ic_freq >= vht160_chan_ranges[i].freq_start && + c->ic_freq < vht160_chan_ranges[i].freq_end) { + int midpoint; + + midpoint = vht160_chan_ranges[i].freq_start + 80; + c->ic_vht_ch_freq1 = + ieee80211_mhz2ieee(midpoint, c->ic_flags); + c->ic_vht_ch_freq2 = 0; +#if 0 + printf("%s: %d, freq=%d, midpoint=%d, freq1=%d, freq2=%d\n", + __func__, c->ic_ieee, c->ic_freq, midpoint, + c->ic_vht_ch_freq1, c->ic_vht_ch_freq2); +#endif + return (1); + } + } + return (0); } if (IEEE80211_IS_CHAN_VHT80(c)) { for (i = 0; vht80_chan_ranges[i].freq_start != 0; i++) { if (c->ic_freq >= vht80_chan_ranges[i].freq_start && c->ic_freq < vht80_chan_ranges[i].freq_end) { int midpoint; midpoint = vht80_chan_ranges[i].freq_start + 40; c->ic_vht_ch_freq1 = ieee80211_mhz2ieee(midpoint, c->ic_flags); c->ic_vht_ch_freq2 = 0; #if 0 printf("%s: %d, freq=%d, midpoint=%d, freq1=%d, freq2=%d\n", __func__, c->ic_ieee, c->ic_freq, midpoint, c->ic_vht_ch_freq1, c->ic_vht_ch_freq2); #endif return (1); } } return (0); } if (IEEE80211_IS_CHAN_VHT40(c)) { if (IEEE80211_IS_CHAN_HT40U(c)) c->ic_vht_ch_freq1 = c->ic_ieee + 2; else if (IEEE80211_IS_CHAN_HT40D(c)) c->ic_vht_ch_freq1 = c->ic_ieee - 2; else return (0); return (1); } if (IEEE80211_IS_CHAN_VHT20(c)) { c->ic_vht_ch_freq1 = c->ic_ieee; return (1); } printf("%s: unknown VHT channel type (ieee=%d, flags=0x%08x)\n", __func__, c->ic_ieee, c->ic_flags); return (0); } /* * Return whether the current channel could possibly be a part of - * a VHT80 channel. + * a VHT80/VHT160 channel. * * This doesn't check that the whole range is in the allowed list * according to regulatory. */ +static bool +is_vht160_valid_freq(uint16_t freq) +{ + int i; + + for (i = 0; vht160_chan_ranges[i].freq_start != 0; i++) { + if (freq >= vht160_chan_ranges[i].freq_start && + freq < vht160_chan_ranges[i].freq_end) + return (true); + } + return (false); +} + static int is_vht80_valid_freq(uint16_t freq) { int i; for (i = 0; vht80_chan_ranges[i].freq_start != 0; i++) { if (freq >= vht80_chan_ranges[i].freq_start && freq < vht80_chan_ranges[i].freq_end) return (1); } return (0); } static int addchan(struct ieee80211_channel chans[], int maxchans, int *nchans, uint8_t ieee, uint16_t freq, int8_t maxregpower, uint32_t flags) { struct ieee80211_channel *c; if (*nchans >= maxchans) return (ENOBUFS); #if 0 printf("%s: %d: ieee=%d, freq=%d, flags=0x%08x\n", __func__, *nchans, ieee, freq, flags); #endif c = &chans[(*nchans)++]; c->ic_ieee = ieee; c->ic_freq = freq != 0 ? freq : ieee80211_ieee2mhz(ieee, flags); c->ic_maxregpower = maxregpower; c->ic_maxpower = 2 * maxregpower; c->ic_flags = flags; c->ic_vht_ch_freq1 = 0; c->ic_vht_ch_freq2 = 0; set_extchan(c); set_vht_extchan(c); return (0); } static int copychan_prev(struct ieee80211_channel chans[], int maxchans, int *nchans, uint32_t flags) { struct ieee80211_channel *c; KASSERT(*nchans > 0, ("channel list is empty\n")); if (*nchans >= maxchans) return (ENOBUFS); #if 0 printf("%s: %d: flags=0x%08x\n", __func__, *nchans, flags); #endif c = &chans[(*nchans)++]; c[0] = c[-1]; c->ic_flags = flags; c->ic_vht_ch_freq1 = 0; c->ic_vht_ch_freq2 = 0; set_extchan(c); set_vht_extchan(c); return (0); } /* * XXX VHT-2GHz */ static void getflags_2ghz(const uint8_t bands[], uint32_t flags[], int cbw_flags) { int nmodes; nmodes = 0; if (isset(bands, IEEE80211_MODE_11B)) flags[nmodes++] = IEEE80211_CHAN_B; if (isset(bands, IEEE80211_MODE_11G)) flags[nmodes++] = IEEE80211_CHAN_G; if (isset(bands, IEEE80211_MODE_11NG)) flags[nmodes++] = IEEE80211_CHAN_G | IEEE80211_CHAN_HT20; if (cbw_flags & NET80211_CBW_FLAG_HT40) { flags[nmodes++] = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U; flags[nmodes++] = IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D; } flags[nmodes] = 0; } static void getflags_5ghz(const uint8_t bands[], uint32_t flags[], int cbw_flags) { int nmodes; /* * The addchan_list() function seems to expect the flags array to * be in channel width order, so the VHT bits are interspersed * as appropriate to maintain said order. * * It also assumes HT40U is before HT40D. */ nmodes = 0; /* 20MHz */ if (isset(bands, IEEE80211_MODE_11A)) flags[nmodes++] = IEEE80211_CHAN_A; if (isset(bands, IEEE80211_MODE_11NA)) flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20; if (isset(bands, IEEE80211_MODE_VHT_5GHZ)) { flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT20 | IEEE80211_CHAN_VHT20; } /* 40MHz */ if (cbw_flags & NET80211_CBW_FLAG_HT40) flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U; if ((cbw_flags & NET80211_CBW_FLAG_HT40) && isset(bands, IEEE80211_MODE_VHT_5GHZ)) flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | IEEE80211_CHAN_VHT40U; if (cbw_flags & NET80211_CBW_FLAG_HT40) flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D; if ((cbw_flags & NET80211_CBW_FLAG_HT40) && isset(bands, IEEE80211_MODE_VHT_5GHZ)) flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | IEEE80211_CHAN_VHT40D; /* 80MHz */ if ((cbw_flags & NET80211_CBW_FLAG_VHT80) && isset(bands, IEEE80211_MODE_VHT_5GHZ)) { flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | IEEE80211_CHAN_VHT80; flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | IEEE80211_CHAN_VHT80; } /* VHT160 */ if ((cbw_flags & NET80211_CBW_FLAG_VHT160) && isset(bands, IEEE80211_MODE_VHT_5GHZ)) { flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | IEEE80211_CHAN_VHT160; flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | IEEE80211_CHAN_VHT160; } /* VHT80+80 */ if ((cbw_flags & NET80211_CBW_FLAG_VHT80P80) && isset(bands, IEEE80211_MODE_VHT_5GHZ)) { flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U | IEEE80211_CHAN_VHT80P80; flags[nmodes++] = IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D | IEEE80211_CHAN_VHT80P80; } flags[nmodes] = 0; } static void getflags(const uint8_t bands[], uint32_t flags[], int cbw_flags) { flags[0] = 0; if (isset(bands, IEEE80211_MODE_11A) || isset(bands, IEEE80211_MODE_11NA) || isset(bands, IEEE80211_MODE_VHT_5GHZ)) { if (isset(bands, IEEE80211_MODE_11B) || isset(bands, IEEE80211_MODE_11G) || isset(bands, IEEE80211_MODE_11NG) || isset(bands, IEEE80211_MODE_VHT_2GHZ)) return; getflags_5ghz(bands, flags, cbw_flags); } else getflags_2ghz(bands, flags, cbw_flags); } /* * Add one 20 MHz channel into specified channel list. * You MUST NOT mix bands when calling this. It will not add 5ghz * channels if you have any B/G/N band bit set. - * This also does not support 40/80/160/80+80. + * The _cbw() variant does also support HT40/VHT80/160/80+80. */ -/* XXX VHT */ int -ieee80211_add_channel(struct ieee80211_channel chans[], int maxchans, +ieee80211_add_channel_cbw(struct ieee80211_channel chans[], int maxchans, int *nchans, uint8_t ieee, uint16_t freq, int8_t maxregpower, - uint32_t chan_flags, const uint8_t bands[]) + uint32_t chan_flags, const uint8_t bands[], int cbw_flags) { uint32_t flags[IEEE80211_MODE_MAX]; int i, error; - getflags(bands, flags, 0); + getflags(bands, flags, cbw_flags); KASSERT(flags[0] != 0, ("%s: no correct mode provided\n", __func__)); error = addchan(chans, maxchans, nchans, ieee, freq, maxregpower, flags[0] | chan_flags); for (i = 1; flags[i] != 0 && error == 0; i++) { error = copychan_prev(chans, maxchans, nchans, flags[i] | chan_flags); } return (error); } +int +ieee80211_add_channel(struct ieee80211_channel chans[], int maxchans, + int *nchans, uint8_t ieee, uint16_t freq, int8_t maxregpower, + uint32_t chan_flags, const uint8_t bands[]) +{ + + return (ieee80211_add_channel_cbw(chans, maxchans, nchans, ieee, freq, + maxregpower, chan_flags, bands, 0)); +} + static struct ieee80211_channel * findchannel(struct ieee80211_channel chans[], int nchans, uint16_t freq, uint32_t flags) { struct ieee80211_channel *c; int i; flags &= IEEE80211_CHAN_ALLTURBO; /* brute force search */ for (i = 0; i < nchans; i++) { c = &chans[i]; if (c->ic_freq == freq && (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags) return c; } return NULL; } /* * Add 40 MHz channel pair into specified channel list. */ /* XXX VHT */ int ieee80211_add_channel_ht40(struct ieee80211_channel chans[], int maxchans, int *nchans, uint8_t ieee, int8_t maxregpower, uint32_t flags) { struct ieee80211_channel *cent, *extc; uint16_t freq; int error; freq = ieee80211_ieee2mhz(ieee, flags); /* * Each entry defines an HT40 channel pair; find the * center channel, then the extension channel above. */ flags |= IEEE80211_CHAN_HT20; cent = findchannel(chans, *nchans, freq, flags); if (cent == NULL) return (EINVAL); extc = findchannel(chans, *nchans, freq + 20, flags); if (extc == NULL) return (ENOENT); flags &= ~IEEE80211_CHAN_HT; error = addchan(chans, maxchans, nchans, cent->ic_ieee, cent->ic_freq, maxregpower, flags | IEEE80211_CHAN_HT40U); if (error != 0) return (error); error = addchan(chans, maxchans, nchans, extc->ic_ieee, extc->ic_freq, maxregpower, flags | IEEE80211_CHAN_HT40D); return (error); } /* * Fetch the center frequency for the primary channel. */ uint32_t ieee80211_get_channel_center_freq(const struct ieee80211_channel *c) { return (c->ic_freq); } /* * Fetch the center frequency for the primary BAND channel. * * For 5, 10, 20MHz channels it'll be the normally configured channel * frequency. * * For 40MHz, 80MHz, 160Mhz channels it'll the the centre of the * wide channel, not the centre of the primary channel (that's ic_freq). * * For 80+80MHz channels this will be the centre of the primary * 80MHz channel; the secondary 80MHz channel will be center_freq2(). */ uint32_t ieee80211_get_channel_center_freq1(const struct ieee80211_channel *c) { /* * VHT - use the pre-calculated centre frequency * of the given channel. */ if (IEEE80211_IS_CHAN_VHT(c)) return (ieee80211_ieee2mhz(c->ic_vht_ch_freq1, c->ic_flags)); if (IEEE80211_IS_CHAN_HT40U(c)) { return (c->ic_freq + 10); } if (IEEE80211_IS_CHAN_HT40D(c)) { return (c->ic_freq - 10); } return (c->ic_freq); } /* * For now, no 80+80 support; it will likely always return 0. */ uint32_t ieee80211_get_channel_center_freq2(const struct ieee80211_channel *c) { if (IEEE80211_IS_CHAN_VHT(c) && (c->ic_vht_ch_freq2 != 0)) return (ieee80211_ieee2mhz(c->ic_vht_ch_freq2, c->ic_flags)); return (0); } /* * Adds channels into specified channel list (ieee[] array must be sorted). * Channels are already sorted. */ static int add_chanlist(struct ieee80211_channel chans[], int maxchans, int *nchans, const uint8_t ieee[], int nieee, uint32_t flags[]) { uint16_t freq; int i, j, error; int is_vht; for (i = 0; i < nieee; i++) { freq = ieee80211_ieee2mhz(ieee[i], flags[0]); for (j = 0; flags[j] != 0; j++) { /* * Notes: * + HT40 and VHT40 channels occur together, so * we need to be careful that we actually allow that. * + VHT80, VHT160 will coexist with HT40/VHT40, so * make sure it's not skipped because of the overlap * check used for (V)HT40. */ is_vht = !! (flags[j] & IEEE80211_CHAN_VHT); /* XXX TODO FIXME VHT80P80. */ - /* XXX TODO FIXME VHT160. */ + + /* Test for VHT160 analogue to the VHT80 below. */ + if (is_vht && flags[j] & IEEE80211_CHAN_VHT160) + if (! is_vht160_valid_freq(freq)) + continue; /* * Test for VHT80. * XXX This is all very broken right now. * What we /should/ do is: * * + check that the frequency is in the list of * allowed VHT80 ranges; and * + the other 3 channels in the list are actually * also available. */ if (is_vht && flags[j] & IEEE80211_CHAN_VHT80) if (! is_vht80_valid_freq(freq)) continue; /* * Test for (V)HT40. * * This is also a fall through from VHT80; as we only * allow a VHT80 channel if the VHT40 combination is * also valid. If the VHT40 form is not valid then * we certainly can't do VHT80.. */ if (flags[j] & IEEE80211_CHAN_HT40D) /* * Can't have a "lower" channel if we are the * first channel. * * Can't have a "lower" channel if it's below/ * within 20MHz of the first channel. * * Can't have a "lower" channel if the channel * below it is not 20MHz away. */ if (i == 0 || ieee[i] < ieee[0] + 4 || freq - 20 != ieee80211_ieee2mhz(ieee[i] - 4, flags[j])) continue; if (flags[j] & IEEE80211_CHAN_HT40U) /* * Can't have an "upper" channel if we are * the last channel. * * Can't have an "upper" channel be above the * last channel in the list. * * Can't have an "upper" channel if the next * channel according to the math isn't 20MHz * away. (Likely for channel 13/14.) */ if (i == nieee - 1 || ieee[i] + 4 > ieee[nieee - 1] || freq + 20 != ieee80211_ieee2mhz(ieee[i] + 4, flags[j])) continue; if (j == 0) { error = addchan(chans, maxchans, nchans, ieee[i], freq, 0, flags[j]); } else { error = copychan_prev(chans, maxchans, nchans, flags[j]); } if (error != 0) return (error); } } return (0); } int ieee80211_add_channel_list_2ghz(struct ieee80211_channel chans[], int maxchans, int *nchans, const uint8_t ieee[], int nieee, const uint8_t bands[], int cbw_flags) { uint32_t flags[IEEE80211_MODE_MAX]; /* XXX no VHT for now */ getflags_2ghz(bands, flags, cbw_flags); KASSERT(flags[0] != 0, ("%s: no correct mode provided\n", __func__)); return (add_chanlist(chans, maxchans, nchans, ieee, nieee, flags)); } int ieee80211_add_channels_default_2ghz(struct ieee80211_channel chans[], int maxchans, int *nchans, const uint8_t bands[], int cbw_flags) { const uint8_t default_chan_list[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }; return (ieee80211_add_channel_list_2ghz(chans, maxchans, nchans, default_chan_list, nitems(default_chan_list), bands, cbw_flags)); } int ieee80211_add_channel_list_5ghz(struct ieee80211_channel chans[], int maxchans, int *nchans, const uint8_t ieee[], int nieee, const uint8_t bands[], int cbw_flags) { /* * XXX-BZ with HT and VHT there is no 1:1 mapping anymore. Review all * uses of IEEE80211_MODE_MAX and add a new #define name for array size. */ uint32_t flags[2 * IEEE80211_MODE_MAX]; getflags_5ghz(bands, flags, cbw_flags); KASSERT(flags[0] != 0, ("%s: no correct mode provided\n", __func__)); return (add_chanlist(chans, maxchans, nchans, ieee, nieee, flags)); } /* * Locate a channel given a frequency+flags. We cache * the previous lookup to optimize switching between two * channels--as happens with dynamic turbo. */ struct ieee80211_channel * ieee80211_find_channel(struct ieee80211com *ic, int freq, int flags) { struct ieee80211_channel *c; flags &= IEEE80211_CHAN_ALLTURBO; c = ic->ic_prevchan; if (c != NULL && c->ic_freq == freq && (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags) return c; /* brute force search */ return (findchannel(ic->ic_channels, ic->ic_nchans, freq, flags)); } /* * Locate a channel given a channel number+flags. We cache * the previous lookup to optimize switching between two * channels--as happens with dynamic turbo. */ struct ieee80211_channel * ieee80211_find_channel_byieee(struct ieee80211com *ic, int ieee, int flags) { struct ieee80211_channel *c; int i; flags &= IEEE80211_CHAN_ALLTURBO; c = ic->ic_prevchan; if (c != NULL && c->ic_ieee == ieee && (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags) return c; /* brute force search */ for (i = 0; i < ic->ic_nchans; i++) { c = &ic->ic_channels[i]; if (c->ic_ieee == ieee && (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags) return c; } return NULL; } /* * Lookup a channel suitable for the given rx status. * * This is used to find a channel for a frame (eg beacon, probe * response) based purely on the received PHY information. * * For now it tries to do it based on R_FREQ / R_IEEE. * This is enough for 11bg and 11a (and thus 11ng/11na) * but it will not be enough for GSM, PSB channels and the * like. It also doesn't know about legacy-turbog and * legacy-turbo modes, which some offload NICs actually * support in weird ways. * * Takes the ic and rxstatus; returns the channel or NULL * if not found. * * XXX TODO: Add support for that when the need arises. */ struct ieee80211_channel * ieee80211_lookup_channel_rxstatus(struct ieee80211vap *vap, const struct ieee80211_rx_stats *rxs) { struct ieee80211com *ic = vap->iv_ic; uint32_t flags; struct ieee80211_channel *c; if (rxs == NULL) return (NULL); /* * Strictly speaking we only use freq for now, * however later on we may wish to just store * the ieee for verification. */ if ((rxs->r_flags & IEEE80211_R_FREQ) == 0) return (NULL); if ((rxs->r_flags & IEEE80211_R_IEEE) == 0) return (NULL); /* * If the rx status contains a valid ieee/freq, then * ensure we populate the correct channel information * in rxchan before passing it up to the scan infrastructure. * Offload NICs will pass up beacons from all channels * during background scans. */ /* Determine a band */ /* XXX should be done by the driver? */ if (rxs->c_freq < 3000) { flags = IEEE80211_CHAN_G; } else { flags = IEEE80211_CHAN_A; } /* Channel lookup */ c = ieee80211_find_channel(ic, rxs->c_freq, flags); IEEE80211_DPRINTF(vap, IEEE80211_MSG_INPUT, "%s: freq=%d, ieee=%d, flags=0x%08x; c=%p\n", __func__, (int) rxs->c_freq, (int) rxs->c_ieee, flags, c); return (c); } static void addmedia(struct ifmedia *media, int caps, int addsta, int mode, int mword) { #define ADD(_ic, _s, _o) \ ifmedia_add(media, \ IFM_MAKEWORD(IFM_IEEE80211, (_s), (_o), 0), 0, NULL) static const u_int mopts[IEEE80211_MODE_MAX] = { [IEEE80211_MODE_AUTO] = IFM_AUTO, [IEEE80211_MODE_11A] = IFM_IEEE80211_11A, [IEEE80211_MODE_11B] = IFM_IEEE80211_11B, [IEEE80211_MODE_11G] = IFM_IEEE80211_11G, [IEEE80211_MODE_FH] = IFM_IEEE80211_FH, [IEEE80211_MODE_TURBO_A] = IFM_IEEE80211_11A|IFM_IEEE80211_TURBO, [IEEE80211_MODE_TURBO_G] = IFM_IEEE80211_11G|IFM_IEEE80211_TURBO, [IEEE80211_MODE_STURBO_A] = IFM_IEEE80211_11A|IFM_IEEE80211_TURBO, [IEEE80211_MODE_HALF] = IFM_IEEE80211_11A, /* XXX */ [IEEE80211_MODE_QUARTER] = IFM_IEEE80211_11A, /* XXX */ [IEEE80211_MODE_11NA] = IFM_IEEE80211_11NA, [IEEE80211_MODE_11NG] = IFM_IEEE80211_11NG, [IEEE80211_MODE_VHT_2GHZ] = IFM_IEEE80211_VHT2G, [IEEE80211_MODE_VHT_5GHZ] = IFM_IEEE80211_VHT5G, }; u_int mopt; mopt = mopts[mode]; if (addsta) ADD(ic, mword, mopt); /* STA mode has no cap */ if (caps & IEEE80211_C_IBSS) ADD(media, mword, mopt | IFM_IEEE80211_ADHOC); if (caps & IEEE80211_C_HOSTAP) ADD(media, mword, mopt | IFM_IEEE80211_HOSTAP); if (caps & IEEE80211_C_AHDEMO) ADD(media, mword, mopt | IFM_IEEE80211_ADHOC | IFM_FLAG0); if (caps & IEEE80211_C_MONITOR) ADD(media, mword, mopt | IFM_IEEE80211_MONITOR); if (caps & IEEE80211_C_WDS) ADD(media, mword, mopt | IFM_IEEE80211_WDS); if (caps & IEEE80211_C_MBSS) ADD(media, mword, mopt | IFM_IEEE80211_MBSS); #undef ADD } /* * Setup the media data structures according to the channel and * rate tables. */ static int ieee80211_media_setup(struct ieee80211com *ic, struct ifmedia *media, int caps, int addsta, ifm_change_cb_t media_change, ifm_stat_cb_t media_stat) { int i, j, rate, maxrate, mword, r; enum ieee80211_phymode mode; const struct ieee80211_rateset *rs; struct ieee80211_rateset allrates; /* * Fill in media characteristics. */ ifmedia_init(media, 0, media_change, media_stat); maxrate = 0; /* * Add media for legacy operating modes. */ memset(&allrates, 0, sizeof(allrates)); for (mode = IEEE80211_MODE_AUTO; mode < IEEE80211_MODE_11NA; mode++) { if (isclr(ic->ic_modecaps, mode)) continue; addmedia(media, caps, addsta, mode, IFM_AUTO); if (mode == IEEE80211_MODE_AUTO) continue; rs = &ic->ic_sup_rates[mode]; for (i = 0; i < rs->rs_nrates; i++) { rate = rs->rs_rates[i]; mword = ieee80211_rate2media(ic, rate, mode); if (mword == 0) continue; addmedia(media, caps, addsta, mode, mword); /* * Add legacy rate to the collection of all rates. */ r = rate & IEEE80211_RATE_VAL; for (j = 0; j < allrates.rs_nrates; j++) if (allrates.rs_rates[j] == r) break; if (j == allrates.rs_nrates) { /* unique, add to the set */ allrates.rs_rates[j] = r; allrates.rs_nrates++; } rate = (rate & IEEE80211_RATE_VAL) / 2; if (rate > maxrate) maxrate = rate; } } for (i = 0; i < allrates.rs_nrates; i++) { mword = ieee80211_rate2media(ic, allrates.rs_rates[i], IEEE80211_MODE_AUTO); if (mword == 0) continue; /* NB: remove media options from mword */ addmedia(media, caps, addsta, IEEE80211_MODE_AUTO, IFM_SUBTYPE(mword)); } /* * Add HT/11n media. Note that we do not have enough * bits in the media subtype to express the MCS so we * use a "placeholder" media subtype and any fixed MCS * must be specified with a different mechanism. */ for (; mode <= IEEE80211_MODE_11NG; mode++) { if (isclr(ic->ic_modecaps, mode)) continue; addmedia(media, caps, addsta, mode, IFM_AUTO); addmedia(media, caps, addsta, mode, IFM_IEEE80211_MCS); } if (isset(ic->ic_modecaps, IEEE80211_MODE_11NA) || isset(ic->ic_modecaps, IEEE80211_MODE_11NG)) { addmedia(media, caps, addsta, IEEE80211_MODE_AUTO, IFM_IEEE80211_MCS); i = ic->ic_txstream * 8 - 1; if ((ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40) && (ic->ic_htcaps & IEEE80211_HTCAP_SHORTGI40)) rate = ieee80211_htrates[i].ht40_rate_400ns; else if ((ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40)) rate = ieee80211_htrates[i].ht40_rate_800ns; else if ((ic->ic_htcaps & IEEE80211_HTCAP_SHORTGI20)) rate = ieee80211_htrates[i].ht20_rate_400ns; else rate = ieee80211_htrates[i].ht20_rate_800ns; if (rate > maxrate) maxrate = rate; } /* * Add VHT media. * XXX-BZ skip "VHT_2GHZ" for now. */ for (mode = IEEE80211_MODE_VHT_5GHZ; mode <= IEEE80211_MODE_VHT_5GHZ; mode++) { if (isclr(ic->ic_modecaps, mode)) continue; addmedia(media, caps, addsta, mode, IFM_AUTO); addmedia(media, caps, addsta, mode, IFM_IEEE80211_VHT); } if (isset(ic->ic_modecaps, IEEE80211_MODE_VHT_5GHZ)) { addmedia(media, caps, addsta, IEEE80211_MODE_AUTO, IFM_IEEE80211_VHT); /* XXX TODO: VHT maxrate */ } return maxrate; } /* XXX inline or eliminate? */ const struct ieee80211_rateset * ieee80211_get_suprates(struct ieee80211com *ic, const struct ieee80211_channel *c) { /* XXX does this work for 11ng basic rates? */ return &ic->ic_sup_rates[ieee80211_chan2mode(c)]; } /* XXX inline or eliminate? */ const struct ieee80211_htrateset * ieee80211_get_suphtrates(struct ieee80211com *ic, const struct ieee80211_channel *c) { return &ic->ic_sup_htrates; } void ieee80211_announce(struct ieee80211com *ic) { int i, rate, mword; enum ieee80211_phymode mode; const struct ieee80211_rateset *rs; /* NB: skip AUTO since it has no rates */ for (mode = IEEE80211_MODE_AUTO+1; mode < IEEE80211_MODE_11NA; mode++) { if (isclr(ic->ic_modecaps, mode)) continue; ic_printf(ic, "%s rates: ", ieee80211_phymode_name[mode]); rs = &ic->ic_sup_rates[mode]; for (i = 0; i < rs->rs_nrates; i++) { mword = ieee80211_rate2media(ic, rs->rs_rates[i], mode); if (mword == 0) continue; rate = ieee80211_media2rate(mword); printf("%s%d%sMbps", (i != 0 ? " " : ""), rate / 2, ((rate & 0x1) != 0 ? ".5" : "")); } printf("\n"); } ieee80211_ht_announce(ic); ieee80211_vht_announce(ic); } void ieee80211_announce_channels(struct ieee80211com *ic) { const struct ieee80211_channel *c; char type; int i, cw; printf("Chan Freq CW RegPwr MinPwr MaxPwr\n"); for (i = 0; i < ic->ic_nchans; i++) { c = &ic->ic_channels[i]; if (IEEE80211_IS_CHAN_ST(c)) type = 'S'; else if (IEEE80211_IS_CHAN_108A(c)) type = 'T'; else if (IEEE80211_IS_CHAN_108G(c)) type = 'G'; else if (IEEE80211_IS_CHAN_HT(c)) type = 'n'; else if (IEEE80211_IS_CHAN_A(c)) type = 'a'; else if (IEEE80211_IS_CHAN_ANYG(c)) type = 'g'; else if (IEEE80211_IS_CHAN_B(c)) type = 'b'; else type = 'f'; if (IEEE80211_IS_CHAN_HT40(c) || IEEE80211_IS_CHAN_TURBO(c)) cw = 40; else if (IEEE80211_IS_CHAN_HALF(c)) cw = 10; else if (IEEE80211_IS_CHAN_QUARTER(c)) cw = 5; else cw = 20; printf("%4d %4d%c %2d%c %6d %4d.%d %4d.%d\n" , c->ic_ieee, c->ic_freq, type , cw , IEEE80211_IS_CHAN_HT40U(c) ? '+' : IEEE80211_IS_CHAN_HT40D(c) ? '-' : ' ' , c->ic_maxregpower , c->ic_minpower / 2, c->ic_minpower & 1 ? 5 : 0 , c->ic_maxpower / 2, c->ic_maxpower & 1 ? 5 : 0 ); } } static int media2mode(const struct ifmedia_entry *ime, uint32_t flags, uint16_t *mode) { switch (IFM_MODE(ime->ifm_media)) { case IFM_IEEE80211_11A: *mode = IEEE80211_MODE_11A; break; case IFM_IEEE80211_11B: *mode = IEEE80211_MODE_11B; break; case IFM_IEEE80211_11G: *mode = IEEE80211_MODE_11G; break; case IFM_IEEE80211_FH: *mode = IEEE80211_MODE_FH; break; case IFM_IEEE80211_11NA: *mode = IEEE80211_MODE_11NA; break; case IFM_IEEE80211_11NG: *mode = IEEE80211_MODE_11NG; break; case IFM_IEEE80211_VHT2G: *mode = IEEE80211_MODE_VHT_2GHZ; break; case IFM_IEEE80211_VHT5G: *mode = IEEE80211_MODE_VHT_5GHZ; break; case IFM_AUTO: *mode = IEEE80211_MODE_AUTO; break; default: return 0; } /* * Turbo mode is an ``option''. * XXX does not apply to AUTO */ if (ime->ifm_media & IFM_IEEE80211_TURBO) { if (*mode == IEEE80211_MODE_11A) { if (flags & IEEE80211_F_TURBOP) *mode = IEEE80211_MODE_TURBO_A; else *mode = IEEE80211_MODE_STURBO_A; } else if (*mode == IEEE80211_MODE_11G) *mode = IEEE80211_MODE_TURBO_G; else return 0; } /* XXX HT40 +/- */ return 1; } /* * Handle a media change request on the vap interface. */ int ieee80211_media_change(struct ifnet *ifp) { struct ieee80211vap *vap = ifp->if_softc; struct ifmedia_entry *ime = vap->iv_media.ifm_cur; uint16_t newmode; if (!media2mode(ime, vap->iv_flags, &newmode)) return EINVAL; if (vap->iv_des_mode != newmode) { vap->iv_des_mode = newmode; /* XXX kick state machine if up+running */ } return 0; } /* * Common code to calculate the media status word * from the operating mode and channel state. */ static int media_status(enum ieee80211_opmode opmode, const struct ieee80211_channel *chan) { int status; status = IFM_IEEE80211; switch (opmode) { case IEEE80211_M_STA: break; case IEEE80211_M_IBSS: status |= IFM_IEEE80211_ADHOC; break; case IEEE80211_M_HOSTAP: status |= IFM_IEEE80211_HOSTAP; break; case IEEE80211_M_MONITOR: status |= IFM_IEEE80211_MONITOR; break; case IEEE80211_M_AHDEMO: status |= IFM_IEEE80211_ADHOC | IFM_FLAG0; break; case IEEE80211_M_WDS: status |= IFM_IEEE80211_WDS; break; case IEEE80211_M_MBSS: status |= IFM_IEEE80211_MBSS; break; } if (IEEE80211_IS_CHAN_HTA(chan)) { status |= IFM_IEEE80211_11NA; } else if (IEEE80211_IS_CHAN_HTG(chan)) { status |= IFM_IEEE80211_11NG; } else if (IEEE80211_IS_CHAN_A(chan)) { status |= IFM_IEEE80211_11A; } else if (IEEE80211_IS_CHAN_B(chan)) { status |= IFM_IEEE80211_11B; } else if (IEEE80211_IS_CHAN_ANYG(chan)) { status |= IFM_IEEE80211_11G; } else if (IEEE80211_IS_CHAN_FHSS(chan)) { status |= IFM_IEEE80211_FH; } /* XXX else complain? */ if (IEEE80211_IS_CHAN_TURBO(chan)) status |= IFM_IEEE80211_TURBO; #if 0 if (IEEE80211_IS_CHAN_HT20(chan)) status |= IFM_IEEE80211_HT20; if (IEEE80211_IS_CHAN_HT40(chan)) status |= IFM_IEEE80211_HT40; #endif return status; } void ieee80211_media_status(struct ifnet *ifp, struct ifmediareq *imr) { struct ieee80211vap *vap = ifp->if_softc; struct ieee80211com *ic = vap->iv_ic; enum ieee80211_phymode mode; imr->ifm_status = IFM_AVALID; /* * NB: use the current channel's mode to lock down a xmit * rate only when running; otherwise we may have a mismatch * in which case the rate will not be convertible. */ if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) { imr->ifm_status |= IFM_ACTIVE; mode = ieee80211_chan2mode(ic->ic_curchan); } else mode = IEEE80211_MODE_AUTO; imr->ifm_active = media_status(vap->iv_opmode, ic->ic_curchan); /* * Calculate a current rate if possible. */ if (vap->iv_txparms[mode].ucastrate != IEEE80211_FIXED_RATE_NONE) { /* * A fixed rate is set, report that. */ imr->ifm_active |= ieee80211_rate2media(ic, vap->iv_txparms[mode].ucastrate, mode); } else if (vap->iv_opmode == IEEE80211_M_STA) { /* * In station mode report the current transmit rate. */ imr->ifm_active |= ieee80211_rate2media(ic, vap->iv_bss->ni_txrate, mode); } else imr->ifm_active |= IFM_AUTO; if (imr->ifm_status & IFM_ACTIVE) imr->ifm_current = imr->ifm_active; } /* * Set the current phy mode and recalculate the active channel * set based on the available channels for this mode. Also * select a new default/current channel if the current one is * inappropriate for this mode. */ int ieee80211_setmode(struct ieee80211com *ic, enum ieee80211_phymode mode) { /* * Adjust basic rates in 11b/11g supported rate set. * Note that if operating on a hal/quarter rate channel * this is a noop as those rates sets are different * and used instead. */ if (mode == IEEE80211_MODE_11G || mode == IEEE80211_MODE_11B) ieee80211_setbasicrates(&ic->ic_sup_rates[mode], mode); ic->ic_curmode = mode; ieee80211_reset_erp(ic); /* reset global ERP state */ return 0; } /* * Return the phy mode for with the specified channel. */ enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *chan) { if (IEEE80211_IS_CHAN_VHT_2GHZ(chan)) return IEEE80211_MODE_VHT_2GHZ; else if (IEEE80211_IS_CHAN_VHT_5GHZ(chan)) return IEEE80211_MODE_VHT_5GHZ; else if (IEEE80211_IS_CHAN_HTA(chan)) return IEEE80211_MODE_11NA; else if (IEEE80211_IS_CHAN_HTG(chan)) return IEEE80211_MODE_11NG; else if (IEEE80211_IS_CHAN_108G(chan)) return IEEE80211_MODE_TURBO_G; else if (IEEE80211_IS_CHAN_ST(chan)) return IEEE80211_MODE_STURBO_A; else if (IEEE80211_IS_CHAN_TURBO(chan)) return IEEE80211_MODE_TURBO_A; else if (IEEE80211_IS_CHAN_HALF(chan)) return IEEE80211_MODE_HALF; else if (IEEE80211_IS_CHAN_QUARTER(chan)) return IEEE80211_MODE_QUARTER; else if (IEEE80211_IS_CHAN_A(chan)) return IEEE80211_MODE_11A; else if (IEEE80211_IS_CHAN_ANYG(chan)) return IEEE80211_MODE_11G; else if (IEEE80211_IS_CHAN_B(chan)) return IEEE80211_MODE_11B; else if (IEEE80211_IS_CHAN_FHSS(chan)) return IEEE80211_MODE_FH; /* NB: should not get here */ printf("%s: cannot map channel to mode; freq %u flags 0x%x\n", __func__, chan->ic_freq, chan->ic_flags); return IEEE80211_MODE_11B; } struct ratemedia { u_int match; /* rate + mode */ u_int media; /* if_media rate */ }; static int findmedia(const struct ratemedia rates[], int n, u_int match) { int i; for (i = 0; i < n; i++) if (rates[i].match == match) return rates[i].media; return IFM_AUTO; } /* * Convert IEEE80211 rate value to ifmedia subtype. * Rate is either a legacy rate in units of 0.5Mbps * or an MCS index. */ int ieee80211_rate2media(struct ieee80211com *ic, int rate, enum ieee80211_phymode mode) { static const struct ratemedia rates[] = { { 2 | IFM_IEEE80211_FH, IFM_IEEE80211_FH1 }, { 4 | IFM_IEEE80211_FH, IFM_IEEE80211_FH2 }, { 2 | IFM_IEEE80211_11B, IFM_IEEE80211_DS1 }, { 4 | IFM_IEEE80211_11B, IFM_IEEE80211_DS2 }, { 11 | IFM_IEEE80211_11B, IFM_IEEE80211_DS5 }, { 22 | IFM_IEEE80211_11B, IFM_IEEE80211_DS11 }, { 44 | IFM_IEEE80211_11B, IFM_IEEE80211_DS22 }, { 12 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM6 }, { 18 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM9 }, { 24 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM12 }, { 36 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM18 }, { 48 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM24 }, { 72 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM36 }, { 96 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM48 }, { 108 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM54 }, { 2 | IFM_IEEE80211_11G, IFM_IEEE80211_DS1 }, { 4 | IFM_IEEE80211_11G, IFM_IEEE80211_DS2 }, { 11 | IFM_IEEE80211_11G, IFM_IEEE80211_DS5 }, { 22 | IFM_IEEE80211_11G, IFM_IEEE80211_DS11 }, { 12 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM6 }, { 18 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM9 }, { 24 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM12 }, { 36 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM18 }, { 48 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM24 }, { 72 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM36 }, { 96 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM48 }, { 108 | IFM_IEEE80211_11G, IFM_IEEE80211_OFDM54 }, { 6 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM3 }, { 9 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM4 }, { 54 | IFM_IEEE80211_11A, IFM_IEEE80211_OFDM27 }, /* NB: OFDM72 doesn't really exist so we don't handle it */ }; static const struct ratemedia htrates[] = { { 0, IFM_IEEE80211_MCS }, { 1, IFM_IEEE80211_MCS }, { 2, IFM_IEEE80211_MCS }, { 3, IFM_IEEE80211_MCS }, { 4, IFM_IEEE80211_MCS }, { 5, IFM_IEEE80211_MCS }, { 6, IFM_IEEE80211_MCS }, { 7, IFM_IEEE80211_MCS }, { 8, IFM_IEEE80211_MCS }, { 9, IFM_IEEE80211_MCS }, { 10, IFM_IEEE80211_MCS }, { 11, IFM_IEEE80211_MCS }, { 12, IFM_IEEE80211_MCS }, { 13, IFM_IEEE80211_MCS }, { 14, IFM_IEEE80211_MCS }, { 15, IFM_IEEE80211_MCS }, { 16, IFM_IEEE80211_MCS }, { 17, IFM_IEEE80211_MCS }, { 18, IFM_IEEE80211_MCS }, { 19, IFM_IEEE80211_MCS }, { 20, IFM_IEEE80211_MCS }, { 21, IFM_IEEE80211_MCS }, { 22, IFM_IEEE80211_MCS }, { 23, IFM_IEEE80211_MCS }, { 24, IFM_IEEE80211_MCS }, { 25, IFM_IEEE80211_MCS }, { 26, IFM_IEEE80211_MCS }, { 27, IFM_IEEE80211_MCS }, { 28, IFM_IEEE80211_MCS }, { 29, IFM_IEEE80211_MCS }, { 30, IFM_IEEE80211_MCS }, { 31, IFM_IEEE80211_MCS }, { 32, IFM_IEEE80211_MCS }, { 33, IFM_IEEE80211_MCS }, { 34, IFM_IEEE80211_MCS }, { 35, IFM_IEEE80211_MCS }, { 36, IFM_IEEE80211_MCS }, { 37, IFM_IEEE80211_MCS }, { 38, IFM_IEEE80211_MCS }, { 39, IFM_IEEE80211_MCS }, { 40, IFM_IEEE80211_MCS }, { 41, IFM_IEEE80211_MCS }, { 42, IFM_IEEE80211_MCS }, { 43, IFM_IEEE80211_MCS }, { 44, IFM_IEEE80211_MCS }, { 45, IFM_IEEE80211_MCS }, { 46, IFM_IEEE80211_MCS }, { 47, IFM_IEEE80211_MCS }, { 48, IFM_IEEE80211_MCS }, { 49, IFM_IEEE80211_MCS }, { 50, IFM_IEEE80211_MCS }, { 51, IFM_IEEE80211_MCS }, { 52, IFM_IEEE80211_MCS }, { 53, IFM_IEEE80211_MCS }, { 54, IFM_IEEE80211_MCS }, { 55, IFM_IEEE80211_MCS }, { 56, IFM_IEEE80211_MCS }, { 57, IFM_IEEE80211_MCS }, { 58, IFM_IEEE80211_MCS }, { 59, IFM_IEEE80211_MCS }, { 60, IFM_IEEE80211_MCS }, { 61, IFM_IEEE80211_MCS }, { 62, IFM_IEEE80211_MCS }, { 63, IFM_IEEE80211_MCS }, { 64, IFM_IEEE80211_MCS }, { 65, IFM_IEEE80211_MCS }, { 66, IFM_IEEE80211_MCS }, { 67, IFM_IEEE80211_MCS }, { 68, IFM_IEEE80211_MCS }, { 69, IFM_IEEE80211_MCS }, { 70, IFM_IEEE80211_MCS }, { 71, IFM_IEEE80211_MCS }, { 72, IFM_IEEE80211_MCS }, { 73, IFM_IEEE80211_MCS }, { 74, IFM_IEEE80211_MCS }, { 75, IFM_IEEE80211_MCS }, { 76, IFM_IEEE80211_MCS }, }; static const struct ratemedia vhtrates[] = { { 0, IFM_IEEE80211_VHT }, { 1, IFM_IEEE80211_VHT }, { 2, IFM_IEEE80211_VHT }, { 3, IFM_IEEE80211_VHT }, { 4, IFM_IEEE80211_VHT }, { 5, IFM_IEEE80211_VHT }, { 6, IFM_IEEE80211_VHT }, { 7, IFM_IEEE80211_VHT }, { 8, IFM_IEEE80211_VHT }, /* Optional. */ { 9, IFM_IEEE80211_VHT }, /* Optional. */ #if 0 /* Some QCA and BRCM seem to support this; offspec. */ { 10, IFM_IEEE80211_VHT }, { 11, IFM_IEEE80211_VHT }, #endif }; int m; /* * Check 11ac/11n rates first for match as an MCS. */ if (mode == IEEE80211_MODE_VHT_5GHZ) { if (rate & IFM_IEEE80211_VHT) { rate &= ~IFM_IEEE80211_VHT; m = findmedia(vhtrates, nitems(vhtrates), rate); if (m != IFM_AUTO) return (m | IFM_IEEE80211_VHT); } } else if (mode == IEEE80211_MODE_11NA) { if (rate & IEEE80211_RATE_MCS) { rate &= ~IEEE80211_RATE_MCS; m = findmedia(htrates, nitems(htrates), rate); if (m != IFM_AUTO) return m | IFM_IEEE80211_11NA; } } else if (mode == IEEE80211_MODE_11NG) { /* NB: 12 is ambiguous, it will be treated as an MCS */ if (rate & IEEE80211_RATE_MCS) { rate &= ~IEEE80211_RATE_MCS; m = findmedia(htrates, nitems(htrates), rate); if (m != IFM_AUTO) return m | IFM_IEEE80211_11NG; } } rate &= IEEE80211_RATE_VAL; switch (mode) { case IEEE80211_MODE_11A: case IEEE80211_MODE_HALF: /* XXX good 'nuf */ case IEEE80211_MODE_QUARTER: case IEEE80211_MODE_11NA: case IEEE80211_MODE_TURBO_A: case IEEE80211_MODE_STURBO_A: return findmedia(rates, nitems(rates), rate | IFM_IEEE80211_11A); case IEEE80211_MODE_11B: return findmedia(rates, nitems(rates), rate | IFM_IEEE80211_11B); case IEEE80211_MODE_FH: return findmedia(rates, nitems(rates), rate | IFM_IEEE80211_FH); case IEEE80211_MODE_AUTO: /* NB: ic may be NULL for some drivers */ if (ic != NULL && ic->ic_phytype == IEEE80211_T_FH) return findmedia(rates, nitems(rates), rate | IFM_IEEE80211_FH); /* NB: hack, 11g matches both 11b+11a rates */ /* fall thru... */ case IEEE80211_MODE_11G: case IEEE80211_MODE_11NG: case IEEE80211_MODE_TURBO_G: return findmedia(rates, nitems(rates), rate | IFM_IEEE80211_11G); case IEEE80211_MODE_VHT_2GHZ: case IEEE80211_MODE_VHT_5GHZ: /* XXX TODO: need to figure out mapping for VHT rates */ return IFM_AUTO; } return IFM_AUTO; } int ieee80211_media2rate(int mword) { static const int ieeerates[] = { -1, /* IFM_AUTO */ 0, /* IFM_MANUAL */ 0, /* IFM_NONE */ 2, /* IFM_IEEE80211_FH1 */ 4, /* IFM_IEEE80211_FH2 */ 2, /* IFM_IEEE80211_DS1 */ 4, /* IFM_IEEE80211_DS2 */ 11, /* IFM_IEEE80211_DS5 */ 22, /* IFM_IEEE80211_DS11 */ 44, /* IFM_IEEE80211_DS22 */ 12, /* IFM_IEEE80211_OFDM6 */ 18, /* IFM_IEEE80211_OFDM9 */ 24, /* IFM_IEEE80211_OFDM12 */ 36, /* IFM_IEEE80211_OFDM18 */ 48, /* IFM_IEEE80211_OFDM24 */ 72, /* IFM_IEEE80211_OFDM36 */ 96, /* IFM_IEEE80211_OFDM48 */ 108, /* IFM_IEEE80211_OFDM54 */ 144, /* IFM_IEEE80211_OFDM72 */ 0, /* IFM_IEEE80211_DS354k */ 0, /* IFM_IEEE80211_DS512k */ 6, /* IFM_IEEE80211_OFDM3 */ 9, /* IFM_IEEE80211_OFDM4 */ 54, /* IFM_IEEE80211_OFDM27 */ -1, /* IFM_IEEE80211_MCS */ -1, /* IFM_IEEE80211_VHT */ }; return IFM_SUBTYPE(mword) < nitems(ieeerates) ? ieeerates[IFM_SUBTYPE(mword)] : 0; } /* * The following hash function is adapted from "Hash Functions" by Bob Jenkins * ("Algorithm Alley", Dr. Dobbs Journal, September 1997). */ #define mix(a, b, c) \ do { \ a -= b; a -= c; a ^= (c >> 13); \ b -= c; b -= a; b ^= (a << 8); \ c -= a; c -= b; c ^= (b >> 13); \ a -= b; a -= c; a ^= (c >> 12); \ b -= c; b -= a; b ^= (a << 16); \ c -= a; c -= b; c ^= (b >> 5); \ a -= b; a -= c; a ^= (c >> 3); \ b -= c; b -= a; b ^= (a << 10); \ c -= a; c -= b; c ^= (b >> 15); \ } while (/*CONSTCOND*/0) uint32_t ieee80211_mac_hash(const struct ieee80211com *ic, const uint8_t addr[IEEE80211_ADDR_LEN]) { uint32_t a = 0x9e3779b9, b = 0x9e3779b9, c = ic->ic_hash_key; b += addr[5] << 8; b += addr[4]; a += addr[3] << 24; a += addr[2] << 16; a += addr[1] << 8; a += addr[0]; mix(a, b, c); return c; } #undef mix char ieee80211_channel_type_char(const struct ieee80211_channel *c) { if (IEEE80211_IS_CHAN_ST(c)) return 'S'; if (IEEE80211_IS_CHAN_108A(c)) return 'T'; if (IEEE80211_IS_CHAN_108G(c)) return 'G'; if (IEEE80211_IS_CHAN_VHT(c)) return 'v'; if (IEEE80211_IS_CHAN_HT(c)) return 'n'; if (IEEE80211_IS_CHAN_A(c)) return 'a'; if (IEEE80211_IS_CHAN_ANYG(c)) return 'g'; if (IEEE80211_IS_CHAN_B(c)) return 'b'; return 'f'; } Index: head/sys/net80211/ieee80211.h =================================================================== --- head/sys/net80211/ieee80211.h (revision 366799) +++ head/sys/net80211/ieee80211.h (revision 366800) @@ -1,1450 +1,1457 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2001 Atsushi Onoe * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _NET80211_IEEE80211_H_ #define _NET80211_IEEE80211_H_ /* * 802.11 protocol definitions. */ #define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */ /* is 802.11 address multicast/broadcast? */ #define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01) #ifdef _KERNEL extern const uint8_t ieee80211broadcastaddr[]; #endif typedef uint16_t ieee80211_seq; /* IEEE 802.11 PLCP header */ struct ieee80211_plcp_hdr { uint16_t i_sfd; uint8_t i_signal; uint8_t i_service; uint16_t i_length; uint16_t i_crc; } __packed; #define IEEE80211_PLCP_SFD 0xF3A0 #define IEEE80211_PLCP_SERVICE 0x00 #define IEEE80211_PLCP_SERVICE_LOCKED 0x04 #define IEEE80211_PLCL_SERVICE_PBCC 0x08 #define IEEE80211_PLCP_SERVICE_LENEXT5 0x20 #define IEEE80211_PLCP_SERVICE_LENEXT6 0x40 #define IEEE80211_PLCP_SERVICE_LENEXT7 0x80 /* * generic definitions for IEEE 802.11 frames */ struct ieee80211_frame { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ /* see below */ } __packed; struct ieee80211_qosframe { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; uint8_t i_qos[2]; /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ /* see below */ } __packed; struct ieee80211_qoscntl { uint8_t i_qos[2]; }; struct ieee80211_frame_addr4 { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; uint8_t i_addr4[IEEE80211_ADDR_LEN]; } __packed; struct ieee80211_qosframe_addr4 { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; uint8_t i_addr4[IEEE80211_ADDR_LEN]; uint8_t i_qos[2]; } __packed; #define IEEE80211_FC0_VERSION_MASK 0x03 #define IEEE80211_FC0_VERSION_SHIFT 0 #define IEEE80211_FC0_VERSION_0 0x00 #define IEEE80211_FC0_TYPE_MASK 0x0c #define IEEE80211_FC0_TYPE_SHIFT 2 #define IEEE80211_FC0_TYPE_MGT 0x00 #define IEEE80211_FC0_TYPE_CTL 0x04 #define IEEE80211_FC0_TYPE_DATA 0x08 #define IEEE80211_FC0_SUBTYPE_MASK 0xf0 #define IEEE80211_FC0_SUBTYPE_SHIFT 4 /* for TYPE_MGT */ #define IEEE80211_FC0_SUBTYPE_ASSOC_REQ 0x00 #define IEEE80211_FC0_SUBTYPE_ASSOC_RESP 0x10 #define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20 #define IEEE80211_FC0_SUBTYPE_REASSOC_RESP 0x30 #define IEEE80211_FC0_SUBTYPE_PROBE_REQ 0x40 #define IEEE80211_FC0_SUBTYPE_PROBE_RESP 0x50 #define IEEE80211_FC0_SUBTYPE_TIMING_ADV 0x60 #define IEEE80211_FC0_SUBTYPE_BEACON 0x80 #define IEEE80211_FC0_SUBTYPE_ATIM 0x90 #define IEEE80211_FC0_SUBTYPE_DISASSOC 0xa0 #define IEEE80211_FC0_SUBTYPE_AUTH 0xb0 #define IEEE80211_FC0_SUBTYPE_DEAUTH 0xc0 #define IEEE80211_FC0_SUBTYPE_ACTION 0xd0 #define IEEE80211_FC0_SUBTYPE_ACTION_NOACK 0xe0 /* for TYPE_CTL */ #define IEEE80211_FC0_SUBTYPE_CONTROL_WRAP 0x70 #define IEEE80211_FC0_SUBTYPE_BAR 0x80 #define IEEE80211_FC0_SUBTYPE_BA 0x90 #define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0 #define IEEE80211_FC0_SUBTYPE_RTS 0xb0 #define IEEE80211_FC0_SUBTYPE_CTS 0xc0 #define IEEE80211_FC0_SUBTYPE_ACK 0xd0 #define IEEE80211_FC0_SUBTYPE_CF_END 0xe0 #define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0 /* for TYPE_DATA (bit combination) */ #define IEEE80211_FC0_SUBTYPE_DATA 0x00 #define IEEE80211_FC0_SUBTYPE_CF_ACK 0x10 #define IEEE80211_FC0_SUBTYPE_CF_POLL 0x20 #define IEEE80211_FC0_SUBTYPE_CF_ACPL 0x30 #define IEEE80211_FC0_SUBTYPE_NODATA 0x40 #define IEEE80211_FC0_SUBTYPE_CFACK 0x50 #define IEEE80211_FC0_SUBTYPE_CFPOLL 0x60 #define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70 #define IEEE80211_FC0_SUBTYPE_QOS 0x80 #define IEEE80211_FC0_SUBTYPE_QOS_CFACK 0x90 #define IEEE80211_FC0_SUBTYPE_QOS_CFPOLL 0xa0 #define IEEE80211_FC0_SUBTYPE_QOS_CFACKPOLL 0xb0 #define IEEE80211_FC0_SUBTYPE_QOS_NULL 0xc0 #define IEEE80211_IS_MGMT(wh) \ (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \ == IEEE80211_FC0_TYPE_MGT)) #define IEEE80211_IS_CTL(wh) \ (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \ == IEEE80211_FC0_TYPE_CTL)) #define IEEE80211_IS_DATA(wh) \ (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \ == IEEE80211_FC0_TYPE_DATA)) #define IEEE80211_FC0_QOSDATA \ (IEEE80211_FC0_TYPE_DATA|IEEE80211_FC0_SUBTYPE_QOS|IEEE80211_FC0_VERSION_0) #define IEEE80211_IS_QOSDATA(wh) \ ((wh)->i_fc[0] == IEEE80211_FC0_QOSDATA) #define IEEE80211_FC1_DIR_MASK 0x03 #define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */ #define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */ #define IEEE80211_FC1_DIR_FROMDS 0x02 /* AP ->STA */ #define IEEE80211_FC1_DIR_DSTODS 0x03 /* AP ->AP */ #define IEEE80211_IS_DSTODS(wh) \ (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS) #define IEEE80211_FC1_MORE_FRAG 0x04 #define IEEE80211_FC1_RETRY 0x08 #define IEEE80211_FC1_PWR_MGT 0x10 #define IEEE80211_FC1_MORE_DATA 0x20 #define IEEE80211_FC1_PROTECTED 0x40 #define IEEE80211_FC1_ORDER 0x80 #define IEEE80211_HAS_SEQ(type, subtype) \ ((type) != IEEE80211_FC0_TYPE_CTL && \ !((type) == IEEE80211_FC0_TYPE_DATA && \ ((subtype) & IEEE80211_FC0_SUBTYPE_QOS_NULL) == \ IEEE80211_FC0_SUBTYPE_QOS_NULL)) #define IEEE80211_SEQ_FRAG_MASK 0x000f #define IEEE80211_SEQ_FRAG_SHIFT 0 #define IEEE80211_SEQ_SEQ_MASK 0xfff0 #define IEEE80211_SEQ_SEQ_SHIFT 4 #define IEEE80211_SEQ_RANGE 4096 #define IEEE80211_SEQ_ADD(seq, incr) \ (((seq) + (incr)) & (IEEE80211_SEQ_RANGE-1)) #define IEEE80211_SEQ_INC(seq) IEEE80211_SEQ_ADD(seq,1) #define IEEE80211_SEQ_SUB(a, b) \ (((a) + IEEE80211_SEQ_RANGE - (b)) & (IEEE80211_SEQ_RANGE-1)) #define IEEE80211_SEQ_BA_RANGE 2048 /* 2^11 */ #define IEEE80211_SEQ_BA_BEFORE(a, b) \ (IEEE80211_SEQ_SUB(b, a+1) < IEEE80211_SEQ_BA_RANGE-1) #define IEEE80211_NWID_LEN 32 #define IEEE80211_MESHID_LEN 32 #define IEEE80211_QOS_CTL_LEN 2 #define IEEE80211_QOS_TXOP 0x00ff /* bit 8 is reserved */ #define IEEE80211_QOS_AMSDU 0x80 #define IEEE80211_QOS_AMSDU_S 7 #define IEEE80211_QOS_ACKPOLICY 0x60 #define IEEE80211_QOS_ACKPOLICY_S 5 #define IEEE80211_QOS_ACKPOLICY_NOACK 0x20 /* No ACK required */ #define IEEE80211_QOS_ACKPOLICY_BA 0x60 /* Block ACK */ #define IEEE80211_QOS_EOSP 0x10 /* EndOfService Period*/ #define IEEE80211_QOS_EOSP_S 4 #define IEEE80211_QOS_TID 0x0f /* qos[1] byte used for all frames sent by mesh STAs in a mesh BSS */ #define IEEE80211_QOS_MC 0x01 /* Mesh control */ /* Mesh power save level*/ #define IEEE80211_QOS_MESH_PSL 0x02 /* Mesh Receiver Service Period Initiated */ #define IEEE80211_QOS_RSPI 0x04 /* bits 11 to 15 reserved */ /* does frame have QoS sequence control data */ #define IEEE80211_QOS_HAS_SEQ(wh) \ (((wh)->i_fc[0] & \ (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) == \ (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS)) /* * WME/802.11e information element. */ struct ieee80211_wme_info { uint8_t wme_id; /* IEEE80211_ELEMID_VENDOR */ uint8_t wme_len; /* length in bytes */ uint8_t wme_oui[3]; /* 0x00, 0x50, 0xf2 */ uint8_t wme_type; /* OUI type */ uint8_t wme_subtype; /* OUI subtype */ uint8_t wme_version; /* spec revision */ uint8_t wme_info; /* QoS info */ } __packed; /* * WME/802.11e Tspec Element */ struct ieee80211_wme_tspec { uint8_t ts_id; uint8_t ts_len; uint8_t ts_oui[3]; uint8_t ts_oui_type; uint8_t ts_oui_subtype; uint8_t ts_version; uint8_t ts_tsinfo[3]; uint8_t ts_nom_msdu[2]; uint8_t ts_max_msdu[2]; uint8_t ts_min_svc[4]; uint8_t ts_max_svc[4]; uint8_t ts_inactv_intv[4]; uint8_t ts_susp_intv[4]; uint8_t ts_start_svc[4]; uint8_t ts_min_rate[4]; uint8_t ts_mean_rate[4]; uint8_t ts_max_burst[4]; uint8_t ts_min_phy[4]; uint8_t ts_peak_rate[4]; uint8_t ts_delay[4]; uint8_t ts_surplus[2]; uint8_t ts_medium_time[2]; } __packed; /* * WME AC parameter field */ struct ieee80211_wme_acparams { uint8_t acp_aci_aifsn; uint8_t acp_logcwminmax; uint16_t acp_txop; } __packed; #define WME_NUM_AC 4 /* 4 AC categories */ #define WME_NUM_TID 16 /* 16 tids */ #define WME_PARAM_ACI 0x60 /* Mask for ACI field */ #define WME_PARAM_ACI_S 5 /* Shift for ACI field */ #define WME_PARAM_ACM 0x10 /* Mask for ACM bit */ #define WME_PARAM_ACM_S 4 /* Shift for ACM bit */ #define WME_PARAM_AIFSN 0x0f /* Mask for aifsn field */ #define WME_PARAM_AIFSN_S 0 /* Shift for aifsn field */ #define WME_PARAM_LOGCWMIN 0x0f /* Mask for CwMin field (in log) */ #define WME_PARAM_LOGCWMIN_S 0 /* Shift for CwMin field */ #define WME_PARAM_LOGCWMAX 0xf0 /* Mask for CwMax field (in log) */ #define WME_PARAM_LOGCWMAX_S 4 /* Shift for CwMax field */ #define WME_AC_TO_TID(_ac) ( \ ((_ac) == WME_AC_VO) ? 6 : \ ((_ac) == WME_AC_VI) ? 5 : \ ((_ac) == WME_AC_BK) ? 1 : \ 0) #define TID_TO_WME_AC(_tid) ( \ ((_tid) == 0 || (_tid) == 3) ? WME_AC_BE : \ ((_tid) < 3) ? WME_AC_BK : \ ((_tid) < 6) ? WME_AC_VI : \ WME_AC_VO) /* * WME Parameter Element */ struct ieee80211_wme_param { uint8_t param_id; uint8_t param_len; uint8_t param_oui[3]; uint8_t param_oui_type; uint8_t param_oui_subtype; uint8_t param_version; uint8_t param_qosInfo; #define WME_QOSINFO_COUNT 0x0f /* Mask for param count field */ uint8_t param_reserved; struct ieee80211_wme_acparams params_acParams[WME_NUM_AC]; } __packed; /* * WME U-APSD qos info field defines */ #define WME_CAPINFO_UAPSD_EN 0x00000080 #define WME_CAPINFO_UAPSD_VO 0x00000001 #define WME_CAPINFO_UAPSD_VI 0x00000002 #define WME_CAPINFO_UAPSD_BK 0x00000004 #define WME_CAPINFO_UAPSD_BE 0x00000008 #define WME_CAPINFO_UAPSD_ACFLAGS_SHIFT 0 #define WME_CAPINFO_UAPSD_ACFLAGS_MASK 0xF #define WME_CAPINFO_UAPSD_MAXSP_SHIFT 5 #define WME_CAPINFO_UAPSD_MAXSP_MASK 0x3 #define WME_CAPINFO_IE_OFFSET 8 #define WME_UAPSD_MAXSP(_qosinfo) \ (((_qosinfo) >> WME_CAPINFO_UAPSD_MAXSP_SHIFT) & \ WME_CAPINFO_UAPSD_MAXSP_MASK) #define WME_UAPSD_AC_ENABLED(_ac, _qosinfo) \ ((1 << (3 - (_ac))) & ( \ ((_qosinfo) >> WME_CAPINFO_UAPSD_ACFLAGS_SHIFT) & \ WME_CAPINFO_UAPSD_ACFLAGS_MASK)) /* * Management Notification Frame */ struct ieee80211_mnf { uint8_t mnf_category; uint8_t mnf_action; uint8_t mnf_dialog; uint8_t mnf_status; } __packed; #define MNF_SETUP_REQ 0 #define MNF_SETUP_RESP 1 #define MNF_TEARDOWN 2 /* * 802.11n Management Action Frames */ /* generic frame format */ struct ieee80211_action { uint8_t ia_category; uint8_t ia_action; } __packed; #define IEEE80211_ACTION_CAT_SM 0 /* Spectrum Management */ #define IEEE80211_ACTION_CAT_QOS 1 /* QoS */ #define IEEE80211_ACTION_CAT_DLS 2 /* DLS */ #define IEEE80211_ACTION_CAT_BA 3 /* BA */ #define IEEE80211_ACTION_CAT_HT 7 /* HT */ #define IEEE80211_ACTION_CAT_MESH 13 /* Mesh */ #define IEEE80211_ACTION_CAT_SELF_PROT 15 /* Self-protected */ /* 16 - 125 reserved */ #define IEEE80211_ACTION_CAT_VHT 21 #define IEEE80211_ACTION_CAT_VENDOR 127 /* Vendor Specific */ #define IEEE80211_ACTION_HT_TXCHWIDTH 0 /* recommended xmit chan width*/ #define IEEE80211_ACTION_HT_MIMOPWRSAVE 1 /* MIMO power save */ /* HT - recommended transmission channel width */ struct ieee80211_action_ht_txchwidth { struct ieee80211_action at_header; uint8_t at_chwidth; } __packed; #define IEEE80211_A_HT_TXCHWIDTH_20 0 #define IEEE80211_A_HT_TXCHWIDTH_2040 1 /* HT - MIMO Power Save (NB: D2.04) */ struct ieee80211_action_ht_mimopowersave { struct ieee80211_action am_header; uint8_t am_control; } __packed; #define IEEE80211_A_HT_MIMOPWRSAVE_ENA 0x01 /* PS enabled */ #define IEEE80211_A_HT_MIMOPWRSAVE_MODE 0x02 #define IEEE80211_A_HT_MIMOPWRSAVE_MODE_S 1 #define IEEE80211_A_HT_MIMOPWRSAVE_DYNAMIC 0x02 /* Dynamic Mode */ #define IEEE80211_A_HT_MIMOPWRSAVE_STATIC 0x00 /* no SM packets */ /* bits 2-7 reserved */ /* Block Ack actions */ #define IEEE80211_ACTION_BA_ADDBA_REQUEST 0 /* ADDBA request */ #define IEEE80211_ACTION_BA_ADDBA_RESPONSE 1 /* ADDBA response */ #define IEEE80211_ACTION_BA_DELBA 2 /* DELBA */ /* Block Ack Parameter Set */ #define IEEE80211_BAPS_BUFSIZ 0xffc0 /* buffer size */ #define IEEE80211_BAPS_BUFSIZ_S 6 #define IEEE80211_BAPS_TID 0x003c /* TID */ #define IEEE80211_BAPS_TID_S 2 #define IEEE80211_BAPS_POLICY 0x0002 /* block ack policy */ #define IEEE80211_BAPS_POLICY_S 1 #define IEEE80211_BAPS_AMSDU 0x0001 /* A-MSDU permitted */ #define IEEE80211_BAPS_AMSDU_S 0 #define IEEE80211_BAPS_POLICY_DELAYED (0<= \ + IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160MHZ) +#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ(_vhtcaps) \ + (_IEEE80211_MASKSHIFT(_vhtcaps, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) == \ + IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160_80P80MHZ) + #define IEEE80211_VHTCAP_RXLDPC 0x00000010 #define IEEE80211_VHTCAP_RXLDPC_S 4 #define IEEE80211_VHTCAP_SHORT_GI_80 0x00000020 #define IEEE80211_VHTCAP_SHORT_GI_80_S 5 #define IEEE80211_VHTCAP_SHORT_GI_160 0x00000040 #define IEEE80211_VHTCAP_SHORT_GI_160_S 6 #define IEEE80211_VHTCAP_TXSTBC 0x00000080 #define IEEE80211_VHTCAP_TXSTBC_S 7 #define IEEE80211_VHTCAP_RXSTBC_1 0x00000100 #define IEEE80211_VHTCAP_RXSTBC_2 0x00000200 #define IEEE80211_VHTCAP_RXSTBC_3 0x00000300 #define IEEE80211_VHTCAP_RXSTBC_4 0x00000400 #define IEEE80211_VHTCAP_RXSTBC_MASK 0x00000700 #define IEEE80211_VHTCAP_RXSTBC_MASK_S 8 #define IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE 0x00000800 #define IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE_S 11 #define IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE 0x00001000 #define IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE_S 12 #define IEEE80211_VHTCAP_BEAMFORMEE_STS_SHIFT 13 #define IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK \ (7 << IEEE80211_VHTCAP_BEAMFORMEE_STS_SHIFT) #define IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK_S 13 #define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT 16 #define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK \ (7 << IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT) #define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK_S 16 #define IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE 0x00080000 #define IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE_S 19 #define IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE 0x00100000 #define IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE_S 20 #define IEEE80211_VHTCAP_VHT_TXOP_PS 0x00200000 #define IEEE80211_VHTCAP_VHT_TXOP_PS_S 21 #define IEEE80211_VHTCAP_HTC_VHT 0x00400000 #define IEEE80211_VHTCAP_HTC_VHT_S 22 #define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 #define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ (7 << IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) #define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK_S 23 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK 0x0c000000 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK_S 26 #define IEEE80211_VHTCAP_RX_ANTENNA_PATTERN 0x10000000 #define IEEE80211_VHTCAP_RX_ANTENNA_PATTERN_S 28 #define IEEE80211_VHTCAP_TX_ANTENNA_PATTERN 0x20000000 #define IEEE80211_VHTCAP_TX_ANTENNA_PATTERN_S 29 /* * XXX TODO: add the rest of the bits */ #define IEEE80211_VHTCAP_BITS \ "\20\1MPDU7991\2MPDU11454\3CHAN160\4CHAN8080\5RXLDPC\6SHORTGI80" \ "\7SHORTGI160\10RXSTBC1\11RXSTBC2\12RXSTBC3\13RXSTBC4\14BFERCAP" \ "\15BFEECAP\27VHT\37RXANTPTN\40TXANTPTN" /* * VHT Transmit Power Envelope element - 802.11ac-2013 8.4.2.164 * * This defines the maximum transmit power for various bandwidths. */ /* * Count is how many elements follow and what they're for: * * 0 - 20 MHz * 1 - 20+40 MHz * 2 - 20+40+80 MHz * 3 - 20+40+80+(160, 80+80) MHz */ #define IEEE80211_VHT_TXPWRENV_INFO_COUNT_SHIFT 0 #define IEEE80211_VHT_TXPWRENV_INFO_COUNT_MASK 0x07 /* * Unit is the tx power representation. It should be EIRP for now; * other values are reserved. */ #define IEEE80211_VHT_TXPWRENV_UNIT_MASK 0x38 #define IEEE80211_VHT_TXPWRENV_UNIT_SHIFT 3 /* This value is within the unit mask/shift above */ #define IEEE80211_VHT_TXPWRENV_UNIT_EIRP 0 struct ieee80211_ie_vht_txpwrenv { uint8_t ie; uint8_t len; uint8_t tx_info; int8_t tx_elem[0]; /* TX power elements, 1/2 dB, signed */ }; /* VHT action codes */ #define WLAN_ACTION_VHT_COMPRESSED_BF 0 #define WLAN_ACTION_VHT_GROUPID_MGMT 1 #define WLAN_ACTION_VHT_OPMODE_NOTIF 2 /* * Management information element payloads. */ enum { IEEE80211_ELEMID_SSID = 0, IEEE80211_ELEMID_RATES = 1, IEEE80211_ELEMID_FHPARMS = 2, IEEE80211_ELEMID_DSPARMS = 3, IEEE80211_ELEMID_CFPARMS = 4, IEEE80211_ELEMID_TIM = 5, IEEE80211_ELEMID_IBSSPARMS = 6, IEEE80211_ELEMID_COUNTRY = 7, IEEE80211_ELEMID_BSSLOAD = 11, IEEE80211_ELEMID_TSPEC = 13, IEEE80211_ELEMID_TCLAS = 14, IEEE80211_ELEMID_CHALLENGE = 16, /* 17-31 reserved for challenge text extension */ IEEE80211_ELEMID_PWRCNSTR = 32, IEEE80211_ELEMID_PWRCAP = 33, IEEE80211_ELEMID_TPCREQ = 34, IEEE80211_ELEMID_TPCREP = 35, IEEE80211_ELEMID_SUPPCHAN = 36, IEEE80211_ELEMID_CSA = 37, IEEE80211_ELEMID_MEASREQ = 38, IEEE80211_ELEMID_MEASREP = 39, IEEE80211_ELEMID_QUIET = 40, IEEE80211_ELEMID_IBSSDFS = 41, IEEE80211_ELEMID_ERP = 42, IEEE80211_ELEMID_HTCAP = 45, IEEE80211_ELEMID_QOS = 46, IEEE80211_ELEMID_RESERVED_47 = 47, IEEE80211_ELEMID_RSN = 48, IEEE80211_ELEMID_XRATES = 50, IEEE80211_ELEMID_APCHANREP = 51, IEEE80211_ELEMID_MOBILITY_DOMAIN = 54, IEEE80211_ELEMID_HTINFO = 61, IEEE80211_ELEMID_SECCHAN_OFFSET = 62, IEEE80211_ELEMID_RRM_ENACAPS = 70, IEEE80211_ELEMID_MULTIBSSID = 71, IEEE80211_ELEMID_COEX_2040 = 72, IEEE80211_ELEMID_INTOL_CHN_REPORT = 73, IEEE80211_ELEMID_OVERLAP_BSS_SCAN_PARAM = 74, IEEE80211_ELEMID_TSF_REQ = 91, IEEE80211_ELEMID_TSF_RESP = 92, IEEE80211_ELEMID_WNM_SLEEP_MODE = 93, IEEE80211_ELEMID_TIM_BCAST_REQ = 94, IEEE80211_ELEMID_TIM_BCAST_RESP = 95, IEEE80211_ELEMID_TPC = 150, IEEE80211_ELEMID_CCKM = 156, IEEE80211_ELEMID_VENDOR = 221, /* vendor private */ /* * 802.11s IEs * NB: On vanilla Linux still IEEE80211_ELEMID_MESHPEER = 55, * but they defined a new with id 117 called PEER_MGMT. * NB: complies with open80211 */ IEEE80211_ELEMID_MESHCONF = 113, IEEE80211_ELEMID_MESHID = 114, IEEE80211_ELEMID_MESHLINK = 115, IEEE80211_ELEMID_MESHCNGST = 116, IEEE80211_ELEMID_MESHPEER = 117, IEEE80211_ELEMID_MESHCSA = 118, IEEE80211_ELEMID_MESHTIM = 39, /* XXX: remove */ IEEE80211_ELEMID_MESHAWAKEW = 119, IEEE80211_ELEMID_MESHBEACONT = 120, /* 121-124 MMCAOP not implemented yet */ IEEE80211_ELEMID_MESHGANN = 125, IEEE80211_ELEMID_MESHRANN = 126, /* 127 Extended Capabilities */ IEEE80211_ELEMID_EXTCAP = 127, /* 128-129 reserved */ IEEE80211_ELEMID_MESHPREQ = 130, IEEE80211_ELEMID_MESHPREP = 131, IEEE80211_ELEMID_MESHPERR = 132, /* 133-136 reserved */ IEEE80211_ELEMID_MESHPXU = 137, IEEE80211_ELEMID_MESHPXUC = 138, IEEE80211_ELEMID_MESHAH = 60, /* XXX: remove */ /* 802.11ac */ IEEE80211_ELEMID_VHT_CAP = 191, IEEE80211_ELEMID_VHT_OPMODE = 192, IEEE80211_ELEMID_VHT_PWR_ENV = 195, }; struct ieee80211_tim_ie { uint8_t tim_ie; /* IEEE80211_ELEMID_TIM */ uint8_t tim_len; uint8_t tim_count; /* DTIM count */ uint8_t tim_period; /* DTIM period */ uint8_t tim_bitctl; /* bitmap control */ uint8_t tim_bitmap[1]; /* variable-length bitmap */ } __packed; struct ieee80211_country_ie { uint8_t ie; /* IEEE80211_ELEMID_COUNTRY */ uint8_t len; uint8_t cc[3]; /* ISO CC+(I)ndoor/(O)utdoor */ struct { uint8_t schan; /* starting channel */ uint8_t nchan; /* number channels */ uint8_t maxtxpwr; /* tx power cap */ } __packed band[1]; /* sub bands (NB: var size) */ } __packed; #define IEEE80211_COUNTRY_MAX_BANDS 84 /* max possible bands */ #define IEEE80211_COUNTRY_MAX_SIZE \ (sizeof(struct ieee80211_country_ie) + 3*(IEEE80211_COUNTRY_MAX_BANDS-1)) struct ieee80211_bss_load_ie { uint8_t ie; uint8_t len; uint16_t sta_count; /* station count */ uint8_t chan_load; /* channel utilization */ uint8_t aac; /* available admission capacity */ } __packed; struct ieee80211_ap_chan_report_ie { uint8_t ie; uint8_t len; uint8_t i_class; /* operating class */ /* Annex E, E.1 Country information and operating classes */ uint8_t chan_list[0]; } __packed; #define IEEE80211_EXTCAP_CMS (1ULL << 0) /* 20/40 BSS coexistence management support */ #define IEEE80211_EXTCAP_RSVD_1 (1ULL << 1) #define IEEE80211_EXTCAP_ECS (1ULL << 2) /* extended channel switching */ #define IEEE80211_EXTCAP_RSVD_3 (1ULL << 3) #define IEEE80211_EXTCAP_PSMP_CAP (1ULL << 4) /* PSMP capability */ #define IEEE80211_EXTCAP_RSVD_5 (1ULL << 5) #define IEEE80211_EXTCAP_S_PSMP_SUPP (1ULL << 6) #define IEEE80211_EXTCAP_EVENT (1ULL << 7) #define IEEE80211_EXTCAP_DIAGNOSTICS (1ULL << 8) #define IEEE80211_EXTCAP_MCAST_DIAG (1ULL << 9) #define IEEE80211_EXTCAP_LOC_TRACKING (1ULL << 10) #define IEEE80211_EXTCAP_FMS (1ULL << 11) #define IEEE80211_EXTCAP_PROXY_ARP (1ULL << 12) #define IEEE80211_EXTCAP_CIR (1ULL << 13) /* collocated interference reporting */ #define IEEE80211_EXTCAP_CIVIC_LOC (1ULL << 14) #define IEEE80211_EXTCAP_GEOSPATIAL_LOC (1ULL << 15) #define IEEE80211_EXTCAP_TFS (1ULL << 16) #define IEEE80211_EXTCAP_WNM_SLEEPMODE (1ULL << 17) #define IEEE80211_EXTCAP_TIM_BROADCAST (1ULL << 18) #define IEEE80211_EXTCAP_BSS_TRANSITION (1ULL << 19) #define IEEE80211_EXTCAP_QOS_TRAF_CAP (1ULL << 20) #define IEEE80211_EXTCAP_AC_STA_COUNT (1ULL << 21) #define IEEE80211_EXTCAP_M_BSSID (1ULL << 22) /* multiple BSSID field */ #define IEEE80211_EXTCAP_TIMING_MEAS (1ULL << 23) #define IEEE80211_EXTCAP_CHAN_USAGE (1ULL << 24) #define IEEE80211_EXTCAP_SSID_LIST (1ULL << 25) #define IEEE80211_EXTCAP_DMS (1ULL << 26) #define IEEE80211_EXTCAP_UTC_TSF_OFFSET (1ULL << 27) #define IEEE80211_EXTCAP_TLDS_BUF_STA_SUPP (1ULL << 28) /* TDLS peer U-APSP buffer STA support */ #define IEEE80211_EXTCAP_TLDS_PPSM_SUPP (1ULL << 29) /* TDLS peer PSM support */ #define IEEE80211_EXTCAP_TLDS_CH_SW (1ULL << 30) /* TDLS channel switching */ #define IEEE80211_EXTCAP_INTERWORKING (1ULL << 31) #define IEEE80211_EXTCAP_QOSMAP (1ULL << 32) #define IEEE80211_EXTCAP_EBR (1ULL << 33) #define IEEE80211_EXTCAP_SSPN_IF (1ULL << 34) #define IEEE80211_EXTCAP_RSVD_35 (1ULL << 35) #define IEEE80211_EXTCAP_MSGCF_CAP (1ULL << 36) #define IEEE80211_EXTCAP_TLDS_SUPP (1ULL << 37) #define IEEE80211_EXTCAP_TLDS_PROHIB (1ULL << 38) #define IEEE80211_EXTCAP_TLDS_CH_SW_PROHIB (1ULL << 39) /* TDLS channel switching prohibited */ #define IEEE80211_EXTCAP_RUF (1ULL << 40) /* reject unadmitted frame */ /* service interval granularity */ #define IEEE80211_EXTCAP_SIG \ ((1ULL << 41) | (1ULL << 42) | (1ULL << 43)) #define IEEE80211_EXTCAP_ID_LOC (1ULL << 44) #define IEEE80211_EXTCAP_U_APSD_COEX (1ULL << 45) #define IEEE80211_EXTCAP_WNM_NOTIFICATION (1ULL << 46) #define IEEE80211_EXTCAP_RSVD_47 (1ULL << 47) #define IEEE80211_EXTCAP_SSID (1ULL << 48) /* UTF-8 SSID */ /* bits 49-n are reserved */ struct ieee80211_extcap_ie { uint8_t ie; uint8_t len; } __packed; /* * 802.11h Quiet Time Element. */ struct ieee80211_quiet_ie { uint8_t quiet_ie; /* IEEE80211_ELEMID_QUIET */ uint8_t len; uint8_t tbttcount; /* quiet start */ uint8_t period; /* beacon intervals between quiets */ uint16_t duration; /* TUs of each quiet*/ uint16_t offset; /* TUs of from TBTT of quiet start */ } __packed; /* * 802.11h Channel Switch Announcement (CSA). */ struct ieee80211_csa_ie { uint8_t csa_ie; /* IEEE80211_ELEMID_CHANSWITCHANN */ uint8_t csa_len; uint8_t csa_mode; /* Channel Switch Mode */ uint8_t csa_newchan; /* New Channel Number */ uint8_t csa_count; /* Channel Switch Count */ } __packed; /* * Note the min acceptable CSA count is used to guard against * malicious CSA injection in station mode. Defining this value * as other than 0 violates the 11h spec. */ #define IEEE80211_CSA_COUNT_MIN 2 #define IEEE80211_CSA_COUNT_MAX 255 /* rate set entries are in .5 Mb/s units, and potentially marked as basic */ #define IEEE80211_RATE_BASIC 0x80 #define IEEE80211_RATE_VAL 0x7f #define IEEE80211_RV(v) ((v) & IEEE80211_RATE_VAL) /* ERP information element flags */ #define IEEE80211_ERP_NON_ERP_PRESENT 0x01 #define IEEE80211_ERP_USE_PROTECTION 0x02 #define IEEE80211_ERP_LONG_PREAMBLE 0x04 #define IEEE80211_ERP_BITS \ "\20\1NON_ERP_PRESENT\2USE_PROTECTION\3LONG_PREAMBLE" #define ATH_OUI 0x7f0300 /* Atheros OUI */ #define ATH_OUI_TYPE 0x01 /* Atheros protocol ie */ /* NB: Atheros allocated the OUI for this purpose ~2005 but beware ... */ #define TDMA_OUI ATH_OUI #define TDMA_OUI_TYPE 0x02 /* TDMA protocol ie */ #define BCM_OUI 0x4c9000 /* Broadcom OUI */ #define BCM_OUI_HTCAP 51 /* pre-draft HTCAP ie */ #define BCM_OUI_HTINFO 52 /* pre-draft HTINFO ie */ #define WPA_OUI 0xf25000 #define WPA_OUI_TYPE 0x01 #define WPA_VERSION 1 /* current supported version */ #define WPA_CSE_NULL 0x00 #define WPA_CSE_WEP40 0x01 #define WPA_CSE_TKIP 0x02 #define WPA_CSE_CCMP 0x04 #define WPA_CSE_WEP104 0x05 #define WPA_ASE_NONE 0x00 #define WPA_ASE_8021X_UNSPEC 0x01 #define WPA_ASE_8021X_PSK 0x02 #define WPS_OUI_TYPE 0x04 #define RSN_OUI 0xac0f00 #define RSN_VERSION 1 /* current supported version */ #define RSN_CSE_NULL 0x00 #define RSN_CSE_WEP40 0x01 #define RSN_CSE_TKIP 0x02 #define RSN_CSE_WRAP 0x03 #define RSN_CSE_CCMP 0x04 #define RSN_CSE_WEP104 0x05 #define RSN_ASE_NONE 0x00 #define RSN_ASE_8021X_UNSPEC 0x01 #define RSN_ASE_8021X_PSK 0x02 #define RSN_CAP_PREAUTH 0x01 #define WME_OUI 0xf25000 #define WME_OUI_TYPE 0x02 #define WME_INFO_OUI_SUBTYPE 0x00 #define WME_PARAM_OUI_SUBTYPE 0x01 #define WME_VERSION 1 /* WME stream classes */ #define WME_AC_BE 0 /* best effort */ #define WME_AC_BK 1 /* background */ #define WME_AC_VI 2 /* video */ #define WME_AC_VO 3 /* voice */ /* * AUTH management packets * * octet algo[2] * octet seq[2] * octet status[2] * octet chal.id * octet chal.length * octet chal.text[253] NB: 1-253 bytes */ /* challenge length for shared key auth */ #define IEEE80211_CHALLENGE_LEN 128 #define IEEE80211_AUTH_ALG_OPEN 0x0000 #define IEEE80211_AUTH_ALG_SHARED 0x0001 #define IEEE80211_AUTH_ALG_LEAP 0x0080 enum { IEEE80211_AUTH_OPEN_REQUEST = 1, IEEE80211_AUTH_OPEN_RESPONSE = 2, }; enum { IEEE80211_AUTH_SHARED_REQUEST = 1, IEEE80211_AUTH_SHARED_CHALLENGE = 2, IEEE80211_AUTH_SHARED_RESPONSE = 3, IEEE80211_AUTH_SHARED_PASS = 4, }; /* * Reason and status codes. * * Reason codes are used in management frames to indicate why an * action took place (e.g. on disassociation). Status codes are * used in management frames to indicate the result of an operation. * * Unlisted codes are reserved */ enum { IEEE80211_REASON_UNSPECIFIED = 1, IEEE80211_REASON_AUTH_EXPIRE = 2, IEEE80211_REASON_AUTH_LEAVE = 3, IEEE80211_REASON_ASSOC_EXPIRE = 4, IEEE80211_REASON_ASSOC_TOOMANY = 5, IEEE80211_REASON_NOT_AUTHED = 6, IEEE80211_REASON_NOT_ASSOCED = 7, IEEE80211_REASON_ASSOC_LEAVE = 8, IEEE80211_REASON_ASSOC_NOT_AUTHED = 9, IEEE80211_REASON_DISASSOC_PWRCAP_BAD = 10, /* 11h */ IEEE80211_REASON_DISASSOC_SUPCHAN_BAD = 11, /* 11h */ IEEE80211_REASON_IE_INVALID = 13, /* 11i */ IEEE80211_REASON_MIC_FAILURE = 14, /* 11i */ IEEE80211_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, /* 11i */ IEEE80211_REASON_GROUP_KEY_UPDATE_TIMEOUT = 16, /* 11i */ IEEE80211_REASON_IE_IN_4WAY_DIFFERS = 17, /* 11i */ IEEE80211_REASON_GROUP_CIPHER_INVALID = 18, /* 11i */ IEEE80211_REASON_PAIRWISE_CIPHER_INVALID= 19, /* 11i */ IEEE80211_REASON_AKMP_INVALID = 20, /* 11i */ IEEE80211_REASON_UNSUPP_RSN_IE_VERSION = 21, /* 11i */ IEEE80211_REASON_INVALID_RSN_IE_CAP = 22, /* 11i */ IEEE80211_REASON_802_1X_AUTH_FAILED = 23, /* 11i */ IEEE80211_REASON_CIPHER_SUITE_REJECTED = 24, /* 11i */ IEEE80211_REASON_UNSPECIFIED_QOS = 32, /* 11e */ IEEE80211_REASON_INSUFFICIENT_BW = 33, /* 11e */ IEEE80211_REASON_TOOMANY_FRAMES = 34, /* 11e */ IEEE80211_REASON_OUTSIDE_TXOP = 35, /* 11e */ IEEE80211_REASON_LEAVING_QBSS = 36, /* 11e */ IEEE80211_REASON_BAD_MECHANISM = 37, /* 11e */ IEEE80211_REASON_SETUP_NEEDED = 38, /* 11e */ IEEE80211_REASON_TIMEOUT = 39, /* 11e */ IEEE80211_REASON_PEER_LINK_CANCELED = 52, /* 11s */ IEEE80211_REASON_MESH_MAX_PEERS = 53, /* 11s */ IEEE80211_REASON_MESH_CPVIOLATION = 54, /* 11s */ IEEE80211_REASON_MESH_CLOSE_RCVD = 55, /* 11s */ IEEE80211_REASON_MESH_MAX_RETRIES = 56, /* 11s */ IEEE80211_REASON_MESH_CONFIRM_TIMEOUT = 57, /* 11s */ IEEE80211_REASON_MESH_INVALID_GTK = 58, /* 11s */ IEEE80211_REASON_MESH_INCONS_PARAMS = 59, /* 11s */ IEEE80211_REASON_MESH_INVALID_SECURITY = 60, /* 11s */ IEEE80211_REASON_MESH_PERR_NO_PROXY = 61, /* 11s */ IEEE80211_REASON_MESH_PERR_NO_FI = 62, /* 11s */ IEEE80211_REASON_MESH_PERR_DEST_UNREACH = 63, /* 11s */ IEEE80211_REASON_MESH_MAC_ALRDY_EXISTS_MBSS = 64, /* 11s */ IEEE80211_REASON_MESH_CHAN_SWITCH_REG = 65, /* 11s */ IEEE80211_REASON_MESH_CHAN_SWITCH_UNSPEC = 66, /* 11s */ IEEE80211_STATUS_SUCCESS = 0, IEEE80211_STATUS_UNSPECIFIED = 1, IEEE80211_STATUS_CAPINFO = 10, IEEE80211_STATUS_NOT_ASSOCED = 11, IEEE80211_STATUS_OTHER = 12, IEEE80211_STATUS_ALG = 13, IEEE80211_STATUS_SEQUENCE = 14, IEEE80211_STATUS_CHALLENGE = 15, IEEE80211_STATUS_TIMEOUT = 16, IEEE80211_STATUS_TOOMANY = 17, IEEE80211_STATUS_BASIC_RATE = 18, IEEE80211_STATUS_SP_REQUIRED = 19, /* 11b */ IEEE80211_STATUS_PBCC_REQUIRED = 20, /* 11b */ IEEE80211_STATUS_CA_REQUIRED = 21, /* 11b */ IEEE80211_STATUS_SPECMGMT_REQUIRED = 22, /* 11h */ IEEE80211_STATUS_PWRCAP_REQUIRED = 23, /* 11h */ IEEE80211_STATUS_SUPCHAN_REQUIRED = 24, /* 11h */ IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, /* 11g */ IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, /* 11g */ IEEE80211_STATUS_MISSING_HT_CAPS = 27, /* 11n D3.0 */ IEEE80211_STATUS_INVALID_IE = 40, /* 11i */ IEEE80211_STATUS_GROUP_CIPHER_INVALID = 41, /* 11i */ IEEE80211_STATUS_PAIRWISE_CIPHER_INVALID = 42, /* 11i */ IEEE80211_STATUS_AKMP_INVALID = 43, /* 11i */ IEEE80211_STATUS_UNSUPP_RSN_IE_VERSION = 44, /* 11i */ IEEE80211_STATUS_INVALID_RSN_IE_CAP = 45, /* 11i */ IEEE80211_STATUS_CIPHER_SUITE_REJECTED = 46, /* 11i */ }; #define IEEE80211_WEP_KEYLEN 5 /* 40bit */ #define IEEE80211_WEP_IVLEN 3 /* 24bit */ #define IEEE80211_WEP_KIDLEN 1 /* 1 octet */ #define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */ #define IEEE80211_WEP_TOTLEN (IEEE80211_WEP_IVLEN + \ IEEE80211_WEP_KIDLEN + \ IEEE80211_WEP_CRCLEN) #define IEEE80211_WEP_NKID 4 /* number of key ids */ /* * 802.11i defines an extended IV for use with non-WEP ciphers. * When the EXTIV bit is set in the key id byte an additional * 4 bytes immediately follow the IV for TKIP. For CCMP the * EXTIV bit is likewise set but the 8 bytes represent the * CCMP header rather than IV+extended-IV. */ #define IEEE80211_WEP_EXTIV 0x20 #define IEEE80211_WEP_EXTIVLEN 4 /* extended IV length */ #define IEEE80211_WEP_MICLEN 8 /* trailing MIC */ #define IEEE80211_CRC_LEN 4 /* * Maximum acceptable MTU is: * IEEE80211_MAX_LEN - WEP overhead - CRC - * QoS overhead - RSN/WPA overhead * Min is arbitrarily chosen > IEEE80211_MIN_LEN. The default * mtu is Ethernet-compatible; it's set by ether_ifattach. */ #define IEEE80211_MTU_MAX 2290 #define IEEE80211_MTU_MIN 32 #define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \ (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN)) #define IEEE80211_ACK_LEN \ (sizeof(struct ieee80211_frame_ack) + IEEE80211_CRC_LEN) #define IEEE80211_MIN_LEN \ (sizeof(struct ieee80211_frame_min) + IEEE80211_CRC_LEN) /* * The 802.11 spec says at most 2007 stations may be * associated at once. For most AP's this is way more * than is feasible so we use a default of IEEE80211_AID_DEF. * This number may be overridden by the driver and/or by * user configuration but may not be less than IEEE80211_AID_MIN * (see _ieee80211.h for implementation-specific settings). */ #define IEEE80211_AID_MAX 2007 #define IEEE80211_AID(b) ((b) &~ 0xc000) /* * RTS frame length parameters. The default is specified in * the 802.11 spec as 512; we treat it as implementation-dependent * so it's defined in ieee80211_var.h. The max may be wrong * for jumbo frames. */ #define IEEE80211_RTS_MIN 1 #define IEEE80211_RTS_MAX 2346 /* * TX fragmentation parameters. As above for RTS, we treat * default as implementation-dependent so define it elsewhere. */ #define IEEE80211_FRAG_MIN 256 #define IEEE80211_FRAG_MAX 2346 /* * Beacon interval (TU's). Min+max come from WiFi requirements. * As above, we treat default as implementation-dependent so * define it elsewhere. */ #define IEEE80211_BINTVAL_MAX 1000 /* max beacon interval (TU's) */ #define IEEE80211_BINTVAL_MIN 25 /* min beacon interval (TU's) */ /* * DTIM period (beacons). Min+max are not really defined * by the protocol but we want them publicly visible so * define them here. */ #define IEEE80211_DTIM_MAX 15 /* max DTIM period */ #define IEEE80211_DTIM_MIN 1 /* min DTIM period */ /* * Beacon miss threshold (beacons). As for DTIM, we define * them here to be publicly visible. Note the max may be * clamped depending on device capabilities. */ #define IEEE80211_HWBMISS_MIN 1 #define IEEE80211_HWBMISS_MAX 255 /* * 802.11 frame duration definitions. */ struct ieee80211_duration { uint16_t d_rts_dur; uint16_t d_data_dur; uint16_t d_plcp_len; uint8_t d_residue; /* unused octets in time slot */ }; /* One Time Unit (TU) is 1Kus = 1024 microseconds. */ #define IEEE80211_DUR_TU 1024 /* IEEE 802.11b durations for DSSS PHY in microseconds */ #define IEEE80211_DUR_DS_LONG_PREAMBLE 144 #define IEEE80211_DUR_DS_SHORT_PREAMBLE 72 #define IEEE80211_DUR_DS_SLOW_PLCPHDR 48 #define IEEE80211_DUR_DS_FAST_PLCPHDR 24 #define IEEE80211_DUR_DS_SLOW_ACK 112 #define IEEE80211_DUR_DS_FAST_ACK 56 #define IEEE80211_DUR_DS_SLOW_CTS 112 #define IEEE80211_DUR_DS_FAST_CTS 56 #define IEEE80211_DUR_DS_SLOT 20 #define IEEE80211_DUR_DS_SIFS 10 #define IEEE80211_DUR_DS_PIFS (IEEE80211_DUR_DS_SIFS + IEEE80211_DUR_DS_SLOT) #define IEEE80211_DUR_DS_DIFS (IEEE80211_DUR_DS_SIFS + \ 2 * IEEE80211_DUR_DS_SLOT) #define IEEE80211_DUR_DS_EIFS (IEEE80211_DUR_DS_SIFS + \ IEEE80211_DUR_DS_SLOW_ACK + \ IEEE80211_DUR_DS_LONG_PREAMBLE + \ IEEE80211_DUR_DS_SLOW_PLCPHDR + \ IEEE80211_DUR_DIFS) #endif /* _NET80211_IEEE80211_H_ */ Index: head/sys/net80211/ieee80211_regdomain.c =================================================================== --- head/sys/net80211/ieee80211_regdomain.c (revision 366799) +++ head/sys/net80211/ieee80211_regdomain.c (revision 366800) @@ -1,473 +1,472 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2005-2008 Sam Leffler, Errno Consulting * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); /* * IEEE 802.11 regdomain support. */ #include "opt_wlan.h" #include #include #include #include #include #include #include #include #include #include #include static void null_getradiocaps(struct ieee80211com *ic, int maxchan, int *n, struct ieee80211_channel *c) { /* just feed back the current channel list */ if (maxchan > ic->ic_nchans) maxchan = ic->ic_nchans; memcpy(c, ic->ic_channels, maxchan*sizeof(struct ieee80211_channel)); *n = maxchan; } static int null_setregdomain(struct ieee80211com *ic, struct ieee80211_regdomain *rd, int nchans, struct ieee80211_channel chans[]) { return 0; /* accept anything */ } void ieee80211_regdomain_attach(struct ieee80211com *ic) { if (ic->ic_regdomain.regdomain == 0 && ic->ic_regdomain.country == CTRY_DEFAULT) { ic->ic_regdomain.location = ' '; /* both */ /* NB: driver calls ieee80211_init_channels or similar */ } ic->ic_getradiocaps = null_getradiocaps; ic->ic_setregdomain = null_setregdomain; } void ieee80211_regdomain_detach(struct ieee80211com *ic) { if (ic->ic_countryie != NULL) { IEEE80211_FREE(ic->ic_countryie, M_80211_NODE_IE); ic->ic_countryie = NULL; } } void ieee80211_regdomain_vattach(struct ieee80211vap *vap) { } void ieee80211_regdomain_vdetach(struct ieee80211vap *vap) { } static const uint8_t def_chan_2ghz[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }; static const uint8_t def_chan_5ghz_band1[] = { 36, 40, 44, 48, 52, 56, 60, 64 }; static const uint8_t def_chan_5ghz_band2[] = { 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140 }; static const uint8_t def_chan_5ghz_band3[] = { 149, 153, 157, 161 }; /* * Setup the channel list for the specified regulatory domain, * country code, and operating modes. This interface is used * when a driver does not obtain the channel list from another * source (such as firmware). */ int ieee80211_init_channels(struct ieee80211com *ic, const struct ieee80211_regdomain *rd, const uint8_t bands[]) { struct ieee80211_channel *chans = ic->ic_channels; int *nchans = &ic->ic_nchans; int cbw_flags; /* XXX just do something for now */ cbw_flags = (ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40) ? NET80211_CBW_FLAG_HT40 : 0; *nchans = 0; if (isset(bands, IEEE80211_MODE_11B) || isset(bands, IEEE80211_MODE_11G) || isset(bands, IEEE80211_MODE_11NG)) { int nchan = nitems(def_chan_2ghz); if (!(rd != NULL && rd->ecm)) nchan -= 3; ieee80211_add_channel_list_2ghz(chans, IEEE80211_CHAN_MAX, nchans, def_chan_2ghz, nchan, bands, cbw_flags); } /* XXX IEEE80211_MODE_VHT_2GHZ if we really want to. */ if (isset(bands, IEEE80211_MODE_11A) || isset(bands, IEEE80211_MODE_11NA)) { ieee80211_add_channel_list_5ghz(chans, IEEE80211_CHAN_MAX, nchans, def_chan_5ghz_band1, nitems(def_chan_5ghz_band1), bands, cbw_flags); ieee80211_add_channel_list_5ghz(chans, IEEE80211_CHAN_MAX, nchans, def_chan_5ghz_band2, nitems(def_chan_5ghz_band2), bands, cbw_flags); ieee80211_add_channel_list_5ghz(chans, IEEE80211_CHAN_MAX, nchans, def_chan_5ghz_band3, nitems(def_chan_5ghz_band3), bands, cbw_flags); } if (isset(bands, IEEE80211_MODE_VHT_5GHZ)) { cbw_flags |= NET80211_CBW_FLAG_HT40; /* Make sure this is set; or assert? */ cbw_flags |= NET80211_CBW_FLAG_VHT80; - if (_IEEE80211_MASKSHIFT(ic->ic_vhtcaps, - IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) >= 1) + if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160MHZ(ic->ic_vhtcaps)) cbw_flags |= NET80211_CBW_FLAG_VHT160; - if (_IEEE80211_MASKSHIFT(ic->ic_vhtcaps, - IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) == 2) + if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ( + ic->ic_vhtcaps)) cbw_flags |= NET80211_CBW_FLAG_VHT80P80; ieee80211_add_channel_list_5ghz(chans, IEEE80211_CHAN_MAX, nchans, def_chan_5ghz_band1, nitems(def_chan_5ghz_band1), bands, cbw_flags); ieee80211_add_channel_list_5ghz(chans, IEEE80211_CHAN_MAX, nchans, def_chan_5ghz_band2, nitems(def_chan_5ghz_band2), bands, cbw_flags); ieee80211_add_channel_list_5ghz(chans, IEEE80211_CHAN_MAX, nchans, def_chan_5ghz_band3, nitems(def_chan_5ghz_band3), bands, cbw_flags); } if (rd != NULL) ic->ic_regdomain = *rd; return 0; } static __inline int chancompar(const void *a, const void *b) { const struct ieee80211_channel *ca = a; const struct ieee80211_channel *cb = b; return (ca->ic_freq == cb->ic_freq) ? (ca->ic_flags & IEEE80211_CHAN_ALL) - (cb->ic_flags & IEEE80211_CHAN_ALL) : ca->ic_freq - cb->ic_freq; } /* * Insertion sort. */ #define swap(_a, _b, _size) { \ uint8_t *s = _b; \ int i = _size; \ do { \ uint8_t tmp = *_a; \ *_a++ = *s; \ *s++ = tmp; \ } while (--i); \ _a -= _size; \ } static void sort_channels(void *a, size_t n, size_t size) { uint8_t *aa = a; uint8_t *ai, *t; KASSERT(n > 0, ("no channels")); for (ai = aa+size; --n >= 1; ai += size) for (t = ai; t > aa; t -= size) { uint8_t *u = t - size; if (chancompar(u, t) <= 0) break; swap(u, t, size); } } #undef swap /* * Order channels w/ the same frequency so that * b < g < htg and a < hta. This is used to optimize * channel table lookups and some user applications * may also depend on it (though they should not). */ void ieee80211_sort_channels(struct ieee80211_channel chans[], int nchans) { if (nchans > 0) sort_channels(chans, nchans, sizeof(struct ieee80211_channel)); } /* * Allocate and construct a Country Information IE. */ struct ieee80211_appie * ieee80211_alloc_countryie(struct ieee80211com *ic) { #define CHAN_UNINTERESTING \ (IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO | \ IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER) /* XXX what about auto? */ /* flag set of channels to be excluded (band added below) */ static const int skipflags[IEEE80211_MODE_MAX] = { [IEEE80211_MODE_AUTO] = CHAN_UNINTERESTING, [IEEE80211_MODE_11A] = CHAN_UNINTERESTING, [IEEE80211_MODE_11B] = CHAN_UNINTERESTING, [IEEE80211_MODE_11G] = CHAN_UNINTERESTING, [IEEE80211_MODE_FH] = CHAN_UNINTERESTING | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_CCK | IEEE80211_CHAN_DYN, [IEEE80211_MODE_TURBO_A] = CHAN_UNINTERESTING, [IEEE80211_MODE_TURBO_G] = CHAN_UNINTERESTING, [IEEE80211_MODE_STURBO_A] = CHAN_UNINTERESTING, [IEEE80211_MODE_HALF] = IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO, [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO, [IEEE80211_MODE_11NA] = CHAN_UNINTERESTING, [IEEE80211_MODE_11NG] = CHAN_UNINTERESTING, }; const struct ieee80211_regdomain *rd = &ic->ic_regdomain; uint8_t nextchan, chans[IEEE80211_CHAN_BYTES], *frm; struct ieee80211_appie *aie; struct ieee80211_country_ie *ie; int i, skip, nruns; aie = IEEE80211_MALLOC(IEEE80211_COUNTRY_MAX_SIZE, M_80211_NODE_IE, IEEE80211_M_NOWAIT | IEEE80211_M_ZERO); if (aie == NULL) { ic_printf(ic, "%s: unable to allocate memory for country ie\n", __func__); /* XXX stat */ return NULL; } ie = (struct ieee80211_country_ie *) aie->ie_data; ie->ie = IEEE80211_ELEMID_COUNTRY; if (rd->isocc[0] == '\0') { ic_printf(ic, "no ISO country string for cc %d; using blanks\n", rd->country); ie->cc[0] = ie->cc[1] = ' '; } else { ie->cc[0] = rd->isocc[0]; ie->cc[1] = rd->isocc[1]; } /* * Indoor/Outdoor portion of country string: * 'I' indoor only * 'O' outdoor only * ' ' all environments */ ie->cc[2] = (rd->location == 'I' ? 'I' : rd->location == 'O' ? 'O' : ' '); /* * Run-length encoded channel+max tx power info. */ frm = (uint8_t *)&ie->band[0]; nextchan = 0; /* NB: impossible channel # */ nruns = 0; memset(chans, 0, sizeof(chans)); skip = skipflags[ieee80211_chan2mode(ic->ic_bsschan)]; if (IEEE80211_IS_CHAN_5GHZ(ic->ic_bsschan)) skip |= IEEE80211_CHAN_2GHZ; else if (IEEE80211_IS_CHAN_2GHZ(ic->ic_bsschan)) skip |= IEEE80211_CHAN_5GHZ; for (i = 0; i < ic->ic_nchans; i++) { const struct ieee80211_channel *c = &ic->ic_channels[i]; if (isset(chans, c->ic_ieee)) /* suppress dup's */ continue; if (c->ic_flags & skip) /* skip band, etc. */ continue; setbit(chans, c->ic_ieee); if (c->ic_ieee != nextchan || c->ic_maxregpower != frm[-1]) { /* new run */ if (nruns == IEEE80211_COUNTRY_MAX_BANDS) { ic_printf(ic, "%s: country ie too big, " "runs > max %d, truncating\n", __func__, IEEE80211_COUNTRY_MAX_BANDS); /* XXX stat? fail? */ break; } frm[0] = c->ic_ieee; /* starting channel # */ frm[1] = 1; /* # channels in run */ frm[2] = c->ic_maxregpower; /* tx power cap */ frm += 3; nextchan = c->ic_ieee + 1; /* overflow? */ nruns++; } else { /* extend run */ frm[-2]++; nextchan++; } } ie->len = frm - ie->cc; if (ie->len & 1) { /* Zero pad to multiple of 2 */ ie->len++; *frm++ = 0; } aie->ie_len = frm - aie->ie_data; return aie; #undef CHAN_UNINTERESTING } static int allvapsdown(struct ieee80211com *ic) { struct ieee80211vap *vap; IEEE80211_LOCK_ASSERT(ic); TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) if (vap->iv_state != IEEE80211_S_INIT) return 0; return 1; } int ieee80211_setregdomain(struct ieee80211vap *vap, struct ieee80211_regdomain_req *reg) { struct ieee80211com *ic = vap->iv_ic; struct ieee80211_channel *c; int desfreq = 0, desflags = 0; /* XXX silence gcc complaint */ int error, i; if (reg->rd.location != 'I' && reg->rd.location != 'O' && reg->rd.location != ' ') { IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL, "%s: invalid location 0x%x\n", __func__, reg->rd.location); return EINVAL; } if (reg->rd.isocc[0] == '\0' || reg->rd.isocc[1] == '\0') { IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL, "%s: invalid iso cc 0x%x:0x%x\n", __func__, reg->rd.isocc[0], reg->rd.isocc[1]); return EINVAL; } if (reg->chaninfo.ic_nchans > IEEE80211_CHAN_MAX) { IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL, "%s: too many channels %u, max %u\n", __func__, reg->chaninfo.ic_nchans, IEEE80211_CHAN_MAX); return EINVAL; } /* * Calculate freq<->IEEE mapping and default max tx power * for channels not setup. The driver can override these * setting to reflect device properties/requirements. */ for (i = 0; i < reg->chaninfo.ic_nchans; i++) { c = ®->chaninfo.ic_chans[i]; if (c->ic_freq == 0 || c->ic_flags == 0) { IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL, "%s: invalid channel spec at [%u]\n", __func__, i); return EINVAL; } if (c->ic_maxregpower == 0) { IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL, "%s: invalid channel spec, zero maxregpower, " "freq %u flags 0x%x\n", __func__, c->ic_freq, c->ic_flags); return EINVAL; } if (c->ic_ieee == 0) c->ic_ieee = ieee80211_mhz2ieee(c->ic_freq,c->ic_flags); if (IEEE80211_IS_CHAN_HT40(c) && c->ic_extieee == 0) c->ic_extieee = ieee80211_mhz2ieee(c->ic_freq + (IEEE80211_IS_CHAN_HT40U(c) ? 20 : -20), c->ic_flags); if (c->ic_maxpower == 0) c->ic_maxpower = 2*c->ic_maxregpower; } IEEE80211_LOCK(ic); /* XXX bandaid; a running vap will likely crash */ if (!allvapsdown(ic)) { IEEE80211_UNLOCK(ic); IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL, "%s: reject: vaps are running\n", __func__); return EBUSY; } error = ic->ic_setregdomain(ic, ®->rd, reg->chaninfo.ic_nchans, reg->chaninfo.ic_chans); if (error != 0) { IEEE80211_UNLOCK(ic); IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL, "%s: driver rejected request, error %u\n", __func__, error); return error; } /* * Commit: copy in new channel table and reset media state. * On return the state machines will be clocked so all vaps * will reset their state. * * XXX ic_bsschan is marked undefined, must have vap's in * INIT state or we blow up forcing stations off */ /* * Save any desired channel for restore below. Note this * needs to be done for all vaps but for now we only do * the one where the ioctl is issued. */ if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) { desfreq = vap->iv_des_chan->ic_freq; desflags = vap->iv_des_chan->ic_flags; } /* regdomain parameters */ memcpy(&ic->ic_regdomain, ®->rd, sizeof(reg->rd)); /* channel table */ memcpy(ic->ic_channels, reg->chaninfo.ic_chans, reg->chaninfo.ic_nchans * sizeof(struct ieee80211_channel)); ic->ic_nchans = reg->chaninfo.ic_nchans; memset(&ic->ic_channels[ic->ic_nchans], 0, (IEEE80211_CHAN_MAX - ic->ic_nchans) * sizeof(struct ieee80211_channel)); ieee80211_chan_init(ic); /* * Invalidate channel-related state. */ if (ic->ic_countryie != NULL) { IEEE80211_FREE(ic->ic_countryie, M_80211_NODE_IE); ic->ic_countryie = NULL; } ieee80211_scan_flush(vap); ieee80211_dfs_reset(ic); if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) { c = ieee80211_find_channel(ic, desfreq, desflags); /* NB: may be NULL if not present in new channel list */ vap->iv_des_chan = (c != NULL) ? c : IEEE80211_CHAN_ANYC; } IEEE80211_UNLOCK(ic); return 0; } Index: head/sys/net80211/ieee80211_var.h =================================================================== --- head/sys/net80211/ieee80211_var.h (revision 366799) +++ head/sys/net80211/ieee80211_var.h (revision 366800) @@ -1,1099 +1,1101 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2001 Atsushi Onoe * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _NET80211_IEEE80211_VAR_H_ #define _NET80211_IEEE80211_VAR_H_ /* * Definitions for IEEE 802.11 drivers. */ /* NB: portability glue must go first */ #if defined(__NetBSD__) #include #elif defined(__FreeBSD__) #include #elif defined(__linux__) #include #else #error "No support for your operating system!" #endif #include #include #include #include #include #include /* for ieee80211_stats */ #include #include #include #include #include #include #define IEEE80211_TXPOWER_MAX 100 /* .5 dBm (XXX units?) */ #define IEEE80211_TXPOWER_MIN 0 /* kill radio */ #define IEEE80211_DTIM_DEFAULT 1 /* default DTIM period */ #define IEEE80211_BINTVAL_DEFAULT 100 /* default beacon interval (TU's) */ #define IEEE80211_BMISS_MAX 2 /* maximum consecutive bmiss allowed */ #define IEEE80211_HWBMISS_DEFAULT 7 /* h/w bmiss threshold (beacons) */ #define IEEE80211_BGSCAN_INTVAL_MIN 15 /* min bg scan intvl (secs) */ #define IEEE80211_BGSCAN_INTVAL_DEFAULT (5*60) /* default bg scan intvl */ #define IEEE80211_BGSCAN_IDLE_MIN 100 /* min idle time (ms) */ #define IEEE80211_BGSCAN_IDLE_DEFAULT 250 /* default idle time (ms) */ #define IEEE80211_SCAN_VALID_MIN 10 /* min scan valid time (secs) */ #define IEEE80211_SCAN_VALID_DEFAULT 60 /* default scan valid time */ #define IEEE80211_PS_SLEEP 0x1 /* STA is in power saving mode */ #define IEEE80211_PS_MAX_QUEUE 50 /* maximum saved packets */ #define IEEE80211_FIXED_RATE_NONE 0xff #define IEEE80211_TXMAX_DEFAULT 6 /* default ucast max retries */ #define IEEE80211_RTS_DEFAULT IEEE80211_RTS_MAX #define IEEE80211_FRAG_DEFAULT IEEE80211_FRAG_MAX #define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) #define IEEE80211_TU_TO_MS(x) (((x) * 1024) / 1000) /* XXX TODO: cap this at 1, in case hz is not 1000 */ #define IEEE80211_TU_TO_TICKS(x)(((uint64_t)(x) * 1024 * hz) / (1000 * 1000)) /* * Technically, vhtflags may be 0 /and/ 11ac is enabled. * At some point ic should just grow a flag somewhere that * says that VHT is supported - and then this macro can be * changed. */ #define IEEE80211_CONF_VHT(ic) \ ((ic)->ic_flags_ext & IEEE80211_FEXT_VHT) #define IEEE80211_CONF_SEQNO_OFFLOAD(ic) \ ((ic)->ic_flags_ext & IEEE80211_FEXT_SEQNO_OFFLOAD) #define IEEE80211_CONF_FRAG_OFFLOAD(ic) \ ((ic)->ic_flags_ext & IEEE80211_FEXT_FRAG_OFFLOAD) /* * 802.11 control state is split into a common portion that maps * 1-1 to a physical device and one or more "Virtual AP's" (VAP) * that are bound to an ieee80211com instance and share a single * underlying device. Each VAP has a corresponding OS device * entity through which traffic flows and that applications use * for issuing ioctls, etc. */ /* * Data common to one or more virtual AP's. State shared by * the underlying device and the net80211 layer is exposed here; * e.g. device-specific callbacks. */ struct ieee80211vap; typedef void (*ieee80211vap_attach)(struct ieee80211vap *); struct ieee80211_appie { uint16_t ie_len; /* size of ie_data */ uint8_t ie_data[]; /* user-specified IE's */ }; struct ieee80211_tdma_param; struct ieee80211_rate_table; struct ieee80211_tx_ampdu; struct ieee80211_rx_ampdu; struct ieee80211_superg; struct ieee80211_frame; struct net80211dump_methods; struct ieee80211com { void *ic_softc; /* driver softc */ const char *ic_name; /* usually device name */ ieee80211_com_lock_t ic_comlock; /* state update lock */ ieee80211_tx_lock_t ic_txlock; /* ic/vap TX lock */ ieee80211_ff_lock_t ic_fflock; /* stageq/ni_tx_superg lock */ LIST_ENTRY(ieee80211com) ic_next; /* on global list */ TAILQ_HEAD(, ieee80211vap) ic_vaps; /* list of vap instances */ int ic_headroom; /* driver tx headroom needs */ enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */ enum ieee80211_opmode ic_opmode; /* operation mode */ struct callout ic_inact; /* inactivity processing */ struct taskqueue *ic_tq; /* deferred state thread */ struct task ic_parent_task; /* deferred parent processing */ struct task ic_promisc_task;/* deferred promisc update */ struct task ic_mcast_task; /* deferred mcast update */ struct task ic_chan_task; /* deferred channel change */ struct task ic_bmiss_task; /* deferred beacon miss hndlr */ struct task ic_chw_task; /* deferred HT CHW update */ struct task ic_restart_task; /* deferred device restart */ counter_u64_t ic_ierrors; /* input errors */ counter_u64_t ic_oerrors; /* output errors */ uint32_t ic_flags; /* state flags */ uint32_t ic_flags_ext; /* extended state flags */ uint32_t ic_flags_ht; /* HT state flags */ uint32_t ic_flags_ven; /* vendor state flags */ uint32_t ic_caps; /* capabilities */ uint32_t ic_htcaps; /* HT capabilities */ uint32_t ic_htextcaps; /* HT extended capabilities */ uint32_t ic_cryptocaps; /* crypto capabilities */ /* set of mode capabilities */ uint8_t ic_modecaps[IEEE80211_MODE_BYTES]; uint8_t ic_promisc; /* vap's needing promisc mode */ uint8_t ic_allmulti; /* vap's needing all multicast*/ uint8_t ic_nrunning; /* vap's marked running */ uint8_t ic_curmode; /* current mode */ uint8_t ic_macaddr[IEEE80211_ADDR_LEN]; uint16_t ic_bintval; /* beacon interval */ uint16_t ic_lintval; /* listen interval */ uint16_t ic_holdover; /* PM hold over duration */ uint16_t ic_txpowlimit; /* global tx power limit */ struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX]; struct ieee80211_htrateset ic_sup_htrates; /* * Channel state: * * ic_channels is the set of available channels for the device; * it is setup by the driver * ic_nchans is the number of valid entries in ic_channels * ic_chan_avail is a bit vector of these channels used to check * whether a channel is available w/o searching the channel table. * ic_chan_active is a (potentially) constrained subset of * ic_chan_avail that reflects any mode setting or user-specified * limit on the set of channels to use/scan * ic_curchan is the current channel the device is set to; it may * be different from ic_bsschan when we are off-channel scanning * or otherwise doing background work * ic_bsschan is the channel selected for operation; it may * be undefined (IEEE80211_CHAN_ANYC) * ic_prevchan is a cached ``previous channel'' used to optimize * lookups when switching back+forth between two channels * (e.g. for dynamic turbo) */ int ic_nchans; /* # entries in ic_channels */ struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX]; uint8_t ic_chan_avail[IEEE80211_CHAN_BYTES]; uint8_t ic_chan_active[IEEE80211_CHAN_BYTES]; uint8_t ic_chan_scan[IEEE80211_CHAN_BYTES]; struct ieee80211_channel *ic_curchan; /* current channel */ const struct ieee80211_rate_table *ic_rt; /* table for ic_curchan */ struct ieee80211_channel *ic_bsschan; /* bss channel */ struct ieee80211_channel *ic_prevchan; /* previous channel */ struct ieee80211_regdomain ic_regdomain;/* regulatory data */ struct ieee80211_appie *ic_countryie; /* calculated country ie */ struct ieee80211_channel *ic_countryie_chan; /* 802.11h/DFS state */ struct ieee80211_channel *ic_csa_newchan;/* channel for doing CSA */ short ic_csa_mode; /* mode for doing CSA */ short ic_csa_count; /* count for doing CSA */ struct ieee80211_dfs_state ic_dfs; /* DFS state */ struct ieee80211_scan_state *ic_scan; /* scan state */ struct ieee80211_scan_methods *ic_scan_methods; /* scan methods */ int ic_lastdata; /* time of last data frame */ int ic_lastscan; /* time last scan completed */ /* NB: this is the union of all vap stations/neighbors */ int ic_max_keyix; /* max h/w key index */ struct ieee80211_node_table ic_sta; /* stations/neighbors */ struct ieee80211_ageq ic_stageq; /* frame staging queue */ uint32_t ic_hash_key; /* random key for mac hash */ /* XXX multi-bss: split out common/vap parts */ struct ieee80211_wme_state ic_wme; /* WME/WMM state */ /* Protection mode for net80211 driven channel NICs */ enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */ enum ieee80211_protmode ic_htprotmode; /* HT protection mode */ uint8_t ic_curhtprotmode;/* HTINFO bss state */ uint8_t ic_rxstream; /* # RX streams */ uint8_t ic_txstream; /* # TX streams */ /* VHT information */ uint32_t ic_vhtcaps; /* VHT capabilities */ uint32_t ic_vhtextcaps; /* VHT extended capabilities (TODO) */ struct ieee80211_vht_mcs_info ic_vht_mcsinfo; /* Support TX/RX VHT MCS */ uint32_t ic_flags_vht; /* VHT state flags */ uint32_t ic_vht_spare[3]; /* optional state for Atheros SuperG protocol extensions */ struct ieee80211_superg *ic_superg; /* radiotap handling */ struct ieee80211_radiotap_header *ic_th;/* tx radiotap headers */ void *ic_txchan; /* channel state in ic_th */ struct ieee80211_radiotap_header *ic_rh;/* rx radiotap headers */ void *ic_rxchan; /* channel state in ic_rh */ int ic_montaps; /* active monitor mode taps */ /* virtual ap create/delete */ struct ieee80211vap* (*ic_vap_create)(struct ieee80211com *, const char [IFNAMSIZ], int, enum ieee80211_opmode, int, const uint8_t [IEEE80211_ADDR_LEN], const uint8_t [IEEE80211_ADDR_LEN]); void (*ic_vap_delete)(struct ieee80211vap *); /* device specific ioctls */ int (*ic_ioctl)(struct ieee80211com *, u_long, void *); /* start/stop device */ void (*ic_parent)(struct ieee80211com *); /* operating mode attachment */ ieee80211vap_attach ic_vattach[IEEE80211_OPMODE_MAX]; /* return hardware/radio capabilities */ void (*ic_getradiocaps)(struct ieee80211com *, int, int *, struct ieee80211_channel []); /* check and/or prepare regdomain state change */ int (*ic_setregdomain)(struct ieee80211com *, struct ieee80211_regdomain *, int, struct ieee80211_channel []); int (*ic_set_quiet)(struct ieee80211_node *, u_int8_t *quiet_elm); /* regular transmit */ int (*ic_transmit)(struct ieee80211com *, struct mbuf *); /* send/recv 802.11 management frame */ int (*ic_send_mgmt)(struct ieee80211_node *, int, int); /* send raw 802.11 frame */ int (*ic_raw_xmit)(struct ieee80211_node *, struct mbuf *, const struct ieee80211_bpf_params *); /* update device state for 802.11 slot time change */ void (*ic_updateslot)(struct ieee80211com *); /* handle multicast state changes */ void (*ic_update_mcast)(struct ieee80211com *); /* handle promiscuous mode changes */ void (*ic_update_promisc)(struct ieee80211com *); /* new station association callback/notification */ void (*ic_newassoc)(struct ieee80211_node *, int); /* TDMA update notification */ void (*ic_tdma_update)(struct ieee80211_node *, const struct ieee80211_tdma_param *, int); /* Node state management */ /* Allocate a new node */ struct ieee80211_node* (*ic_node_alloc)(struct ieee80211vap *, const uint8_t [IEEE80211_ADDR_LEN]); /* Driver node initialisation after net80211 setup */ int (*ic_node_init)(struct ieee80211_node *); /* Driver node deallocation */ void (*ic_node_free)(struct ieee80211_node *); /* Driver node state cleanup before deallocation */ void (*ic_node_cleanup)(struct ieee80211_node *); void (*ic_node_age)(struct ieee80211_node *); void (*ic_node_drain)(struct ieee80211_node *); int8_t (*ic_node_getrssi)(const struct ieee80211_node*); void (*ic_node_getsignal)(const struct ieee80211_node*, int8_t *, int8_t *); void (*ic_node_getmimoinfo)( const struct ieee80211_node*, struct ieee80211_mimo_info *); /* scanning support */ void (*ic_scan_start)(struct ieee80211com *); void (*ic_scan_end)(struct ieee80211com *); void (*ic_set_channel)(struct ieee80211com *); void (*ic_scan_curchan)(struct ieee80211_scan_state *, unsigned long); void (*ic_scan_mindwell)(struct ieee80211_scan_state *); /* * 802.11n ADDBA support. A simple/generic implementation * of A-MPDU tx aggregation is provided; the driver may * override these methods to provide their own support. * A-MPDU rx re-ordering happens automatically if the * driver passes out-of-order frames to ieee80211_input * from an assocated HT station. */ int (*ic_recv_action)(struct ieee80211_node *, const struct ieee80211_frame *, const uint8_t *frm, const uint8_t *efrm); int (*ic_send_action)(struct ieee80211_node *, int category, int action, void *); /* check if A-MPDU should be enabled this station+ac */ int (*ic_ampdu_enable)(struct ieee80211_node *, struct ieee80211_tx_ampdu *); /* start/stop doing A-MPDU tx aggregation for a station */ int (*ic_addba_request)(struct ieee80211_node *, struct ieee80211_tx_ampdu *, int dialogtoken, int baparamset, int batimeout); int (*ic_addba_response)(struct ieee80211_node *, struct ieee80211_tx_ampdu *, int status, int baparamset, int batimeout); void (*ic_addba_stop)(struct ieee80211_node *, struct ieee80211_tx_ampdu *); void (*ic_addba_response_timeout)(struct ieee80211_node *, struct ieee80211_tx_ampdu *); /* BAR response received */ void (*ic_bar_response)(struct ieee80211_node *, struct ieee80211_tx_ampdu *, int status); /* start/stop doing A-MPDU rx processing for a station */ int (*ic_ampdu_rx_start)(struct ieee80211_node *, struct ieee80211_rx_ampdu *, int baparamset, int batimeout, int baseqctl); void (*ic_ampdu_rx_stop)(struct ieee80211_node *, struct ieee80211_rx_ampdu *); /* The channel width has changed (20<->2040) */ void (*ic_update_chw)(struct ieee80211com *); const struct debugnet80211_methods *ic_debugnet_meth; uint64_t ic_spare[7]; }; struct ieee80211_aclator; struct ieee80211_tdma_state; struct ieee80211_mesh_state; struct ieee80211_hwmp_state; struct ieee80211_rx_histogram; struct ieee80211_tx_histogram; struct ieee80211vap { struct ifmedia iv_media; /* interface media config */ struct ifnet *iv_ifp; /* associated device */ struct bpf_if *iv_rawbpf; /* packet filter structure */ struct sysctl_ctx_list *iv_sysctl; /* dynamic sysctl context */ struct sysctl_oid *iv_oid; /* net.wlan.X sysctl oid */ TAILQ_ENTRY(ieee80211vap) iv_next; /* list of vap instances */ struct ieee80211com *iv_ic; /* back ptr to common state */ /* MAC address: ifp or ic */ uint8_t iv_myaddr[IEEE80211_ADDR_LEN]; uint32_t iv_debug; /* debug msg flags */ struct ieee80211_stats iv_stats; /* statistics */ uint32_t iv_flags; /* state flags */ uint32_t iv_flags_ext; /* extended state flags */ uint32_t iv_flags_ht; /* HT state flags */ uint32_t iv_flags_ven; /* vendor state flags */ uint32_t iv_ifflags; /* ifnet flags */ uint32_t iv_caps; /* capabilities */ uint32_t iv_htcaps; /* HT capabilities */ uint32_t iv_htextcaps; /* HT extended capabilities */ uint32_t iv_com_state; /* com usage / detached flag */ enum ieee80211_opmode iv_opmode; /* operation mode */ enum ieee80211_state iv_state; /* state machine state */ enum ieee80211_state iv_nstate; /* pending state */ int iv_nstate_arg; /* pending state arg */ struct task iv_nstate_task; /* deferred state processing */ struct task iv_swbmiss_task;/* deferred iv_bmiss call */ struct callout iv_mgtsend; /* mgmt frame response timer */ /* inactivity timer settings */ int iv_inact_init; /* setting for new station */ int iv_inact_auth; /* auth but not assoc setting */ int iv_inact_run; /* authorized setting */ int iv_inact_probe; /* inactive probe time */ /* VHT flags */ uint32_t iv_flags_vht; /* VHT state flags */ uint32_t iv_vhtcaps; /* VHT capabilities */ uint32_t iv_vhtextcaps; /* VHT extended capabilities (TODO) */ struct ieee80211_vht_mcs_info iv_vht_mcsinfo; uint32_t iv_vht_spare[4]; int iv_des_nssid; /* # desired ssids */ struct ieee80211_scan_ssid iv_des_ssid[1];/* desired ssid table */ uint8_t iv_des_bssid[IEEE80211_ADDR_LEN]; struct ieee80211_channel *iv_des_chan; /* desired channel */ uint16_t iv_des_mode; /* desired mode */ int iv_nicknamelen; /* XXX junk */ uint8_t iv_nickname[IEEE80211_NWID_LEN]; u_int iv_bgscanidle; /* bg scan idle threshold */ u_int iv_bgscanintvl; /* bg scan min interval */ u_int iv_scanvalid; /* scan cache valid threshold */ u_int iv_scanreq_duration; u_int iv_scanreq_mindwell; u_int iv_scanreq_maxdwell; uint16_t iv_scanreq_flags;/* held scan request params */ uint8_t iv_scanreq_nssid; struct ieee80211_scan_ssid iv_scanreq_ssid[IEEE80211_SCAN_MAX_SSID]; /* sta-mode roaming state */ enum ieee80211_roamingmode iv_roaming; /* roaming mode */ struct ieee80211_roamparam iv_roamparms[IEEE80211_MODE_MAX]; uint8_t iv_bmissthreshold; uint8_t iv_bmiss_count; /* current beacon miss count */ int iv_bmiss_max; /* max bmiss before scan */ uint16_t iv_swbmiss_count;/* beacons in last period */ uint16_t iv_swbmiss_period;/* s/w bmiss period */ struct callout iv_swbmiss; /* s/w beacon miss timer */ int iv_ampdu_rxmax; /* A-MPDU rx limit (bytes) */ int iv_ampdu_density;/* A-MPDU density */ int iv_ampdu_limit; /* A-MPDU tx limit (bytes) */ int iv_amsdu_limit; /* A-MSDU tx limit (bytes) */ u_int iv_ampdu_mintraffic[WME_NUM_AC]; struct ieee80211_beacon_offsets iv_bcn_off; uint32_t *iv_aid_bitmap; /* association id map */ uint16_t iv_max_aid; uint16_t iv_sta_assoc; /* stations associated */ uint16_t iv_ps_sta; /* stations in power save */ uint16_t iv_ps_pending; /* ps sta's w/ pending frames */ uint16_t iv_txseq; /* mcast xmit seq# space */ uint16_t iv_tim_len; /* ic_tim_bitmap size (bytes) */ uint8_t *iv_tim_bitmap; /* power-save stations w/ data*/ uint8_t iv_dtim_period; /* DTIM period */ uint8_t iv_dtim_count; /* DTIM count from last bcn */ /* set/unset aid pwrsav state */ uint8_t iv_quiet; /* Quiet Element */ uint8_t iv_quiet_count; /* constant count for Quiet Element */ uint8_t iv_quiet_count_value; /* variable count for Quiet Element */ uint8_t iv_quiet_period; /* period for Quiet Element */ uint16_t iv_quiet_duration; /* duration for Quiet Element */ uint16_t iv_quiet_offset; /* offset for Quiet Element */ int iv_csa_count; /* count for doing CSA */ struct ieee80211_node *iv_bss; /* information for this node */ struct ieee80211_txparam iv_txparms[IEEE80211_MODE_MAX]; uint16_t iv_rtsthreshold; uint16_t iv_fragthreshold; int iv_inact_timer; /* inactivity timer wait */ /* application-specified IE's to attach to mgt frames */ struct ieee80211_appie *iv_appie_beacon; struct ieee80211_appie *iv_appie_probereq; struct ieee80211_appie *iv_appie_proberesp; struct ieee80211_appie *iv_appie_assocreq; struct ieee80211_appie *iv_appie_assocresp; struct ieee80211_appie *iv_appie_wpa; uint8_t *iv_wpa_ie; uint8_t *iv_rsn_ie; /* Key management */ uint16_t iv_max_keyix; /* max h/w key index */ ieee80211_keyix iv_def_txkey; /* default/group tx key index */ struct ieee80211_key iv_nw_keys[IEEE80211_WEP_NKID]; int (*iv_key_alloc)(struct ieee80211vap *, struct ieee80211_key *, ieee80211_keyix *, ieee80211_keyix *); int (*iv_key_delete)(struct ieee80211vap *, const struct ieee80211_key *); int (*iv_key_set)(struct ieee80211vap *, const struct ieee80211_key *); void (*iv_key_update_begin)(struct ieee80211vap *); void (*iv_key_update_end)(struct ieee80211vap *); void (*iv_update_deftxkey)(struct ieee80211vap *, ieee80211_keyix deftxkey); const struct ieee80211_authenticator *iv_auth; /* authenticator glue */ void *iv_ec; /* private auth state */ const struct ieee80211_aclator *iv_acl; /* acl glue */ void *iv_as; /* private aclator state */ const struct ieee80211_ratectl *iv_rate; void *iv_rs; /* private ratectl state */ struct ieee80211_tdma_state *iv_tdma; /* tdma state */ struct ieee80211_mesh_state *iv_mesh; /* MBSS state */ struct ieee80211_hwmp_state *iv_hwmp; /* HWMP state */ /* operate-mode detach hook */ void (*iv_opdetach)(struct ieee80211vap *); /* receive processing */ int (*iv_input)(struct ieee80211_node *, struct mbuf *, const struct ieee80211_rx_stats *, int, int); void (*iv_recv_mgmt)(struct ieee80211_node *, struct mbuf *, int, const struct ieee80211_rx_stats *, int, int); void (*iv_recv_ctl)(struct ieee80211_node *, struct mbuf *, int); void (*iv_deliver_data)(struct ieee80211vap *, struct ieee80211_node *, struct mbuf *); #if 0 /* send processing */ int (*iv_send_mgmt)(struct ieee80211_node *, int, int); #endif /* beacon miss processing */ void (*iv_bmiss)(struct ieee80211vap *); /* reset device state after 802.11 parameter/state change */ int (*iv_reset)(struct ieee80211vap *, u_long); /* [schedule] beacon frame update */ void (*iv_update_beacon)(struct ieee80211vap *, int); /* power save handling */ void (*iv_update_ps)(struct ieee80211vap *, int); int (*iv_set_tim)(struct ieee80211_node *, int); void (*iv_node_ps)(struct ieee80211_node *, int); void (*iv_sta_ps)(struct ieee80211vap *, int); void (*iv_recv_pspoll)(struct ieee80211_node *, struct mbuf *); /* state machine processing */ int (*iv_newstate)(struct ieee80211vap *, enum ieee80211_state, int); /* 802.3 output method for raw frame xmit */ int (*iv_output)(struct ifnet *, struct mbuf *, const struct sockaddr *, struct route *); int (*iv_wme_update)(struct ieee80211vap *, const struct wmeParams *wme_params); struct task iv_wme_task; /* deferred VAP WME update */ /* associated state; protection mode */ enum ieee80211_protmode iv_protmode; /* 802.11g protection mode */ enum ieee80211_protmode iv_htprotmode; /* HT protection mode */ uint8_t iv_curhtprotmode;/* HTINFO bss state */ uint16_t iv_nonerpsta; /* # non-ERP stations */ uint16_t iv_longslotsta; /* # long slot time stations */ uint16_t iv_ht_sta_assoc;/* HT stations associated */ uint16_t iv_ht40_sta_assoc;/* HT40 stations associated */ int iv_lastnonerp; /* last time non-ERP sta noted*/ int iv_lastnonht; /* last time non-HT sta noted */ /* update device state for 802.11 slot time change */ void (*iv_updateslot)(struct ieee80211vap *); struct task iv_slot_task; /* deferred slot time update */ struct task iv_erp_protmode_task; /* deferred ERP protmode update */ void (*iv_erp_protmode_update)(struct ieee80211vap *); struct task iv_preamble_task; /* deferred short/barker preamble update */ void (*iv_preamble_update)(struct ieee80211vap *); struct task iv_ht_protmode_task; /* deferred HT protmode update */ void (*iv_ht_protmode_update)(struct ieee80211vap *); /* per-vap U-APSD state */ uint8_t iv_uapsdinfo; /* sta mode QoS Info flags */ /* Optional transmit/receive histogram statistics */ struct ieee80211_rx_histogram *rx_histogram; struct ieee80211_tx_histogram *tx_histogram; uint64_t iv_spare[6]; }; MALLOC_DECLARE(M_80211_VAP); #define IEEE80211_ADDR_EQ(a1,a2) (memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0) #define IEEE80211_ADDR_COPY(dst,src) memcpy(dst,src,IEEE80211_ADDR_LEN) /* ic_flags/iv_flags */ #define IEEE80211_F_TURBOP 0x00000001 /* CONF: ATH Turbo enabled*/ #define IEEE80211_F_COMP 0x00000002 /* CONF: ATH comp enabled */ #define IEEE80211_F_FF 0x00000004 /* CONF: ATH FF enabled */ #define IEEE80211_F_BURST 0x00000008 /* CONF: bursting enabled */ /* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */ #define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */ #define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */ #define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */ /* 0x00000300 reserved */ /* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */ #define IEEE80211_F_SHSLOT 0x00000400 /* STATUS: use short slot time*/ #define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */ #define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */ #define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */ #define IEEE80211_F_BGSCAN 0x00004000 /* CONF: bg scan enabled (???)*/ #define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */ /* 0x00030000 reserved */ #define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */ #define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */ #define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */ #define IEEE80211_F_USEBARKER 0x00200000 /* STATUS: use barker preamble*/ #define IEEE80211_F_CSAPENDING 0x00400000 /* STATUS: chan switch pending*/ #define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */ #define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */ #define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */ #define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */ #define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */ #define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */ #define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */ #define IEEE80211_F_PCF 0x20000000 /* CONF: PCF enabled */ #define IEEE80211_F_DOTH 0x40000000 /* CONF: 11h enabled */ #define IEEE80211_F_DWDS 0x80000000 /* CONF: Dynamic WDS enabled */ #define IEEE80211_F_BITS \ "\20\1TURBOP\2COMP\3FF\4BURST\5PRIVACY\6PUREG\10SCAN" \ "\13SHSLOT\14PMGTON\15DESBSSID\16WME\17BGSCAN\20SWRETRY" \ "\23SHPREAMBLE\24DATAPAD\25USEPROT\26USERBARKER\27CSAPENDING" \ "\30WPA1\31WPA2\32DROPUNENC\33COUNTERM\34HIDESSID\35NOBRIDG\36PCF" \ "\37DOTH\40DWDS" /* Atheros protocol-specific flags */ #define IEEE80211_F_ATHEROS \ (IEEE80211_F_FF | IEEE80211_F_COMP | IEEE80211_F_TURBOP) /* Check if an Atheros capability was negotiated for use */ #define IEEE80211_ATH_CAP(vap, ni, bit) \ ((vap)->iv_flags & (ni)->ni_ath_flags & (bit)) /* ic_flags_ext/iv_flags_ext */ #define IEEE80211_FEXT_INACT 0x00000002 /* CONF: sta inact handling */ #define IEEE80211_FEXT_SCANWAIT 0x00000004 /* STATUS: awaiting scan */ /* 0x00000006 reserved */ #define IEEE80211_FEXT_BGSCAN 0x00000008 /* STATUS: complete bgscan */ #define IEEE80211_FEXT_WPS 0x00000010 /* CONF: WPS enabled */ #define IEEE80211_FEXT_TSN 0x00000020 /* CONF: TSN enabled */ #define IEEE80211_FEXT_SCANREQ 0x00000040 /* STATUS: scan req params */ #define IEEE80211_FEXT_RESUME 0x00000080 /* STATUS: start on resume */ #define IEEE80211_FEXT_4ADDR 0x00000100 /* CONF: apply 4-addr encap */ #define IEEE80211_FEXT_NONERP_PR 0x00000200 /* STATUS: non-ERP sta present*/ #define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */ #define IEEE80211_FEXT_DFS 0x00000800 /* CONF: DFS enabled */ #define IEEE80211_FEXT_DOTD 0x00001000 /* CONF: 11d enabled */ #define IEEE80211_FEXT_STATEWAIT 0x00002000 /* STATUS: awaiting state chg */ #define IEEE80211_FEXT_REINIT 0x00004000 /* STATUS: INIT state first */ #define IEEE80211_FEXT_BPF 0x00008000 /* STATUS: BPF tap present */ /* NB: immutable: should be set only when creating a vap */ #define IEEE80211_FEXT_WDSLEGACY 0x00010000 /* CONF: legacy WDS operation */ #define IEEE80211_FEXT_PROBECHAN 0x00020000 /* CONF: probe passive channel*/ #define IEEE80211_FEXT_UNIQMAC 0x00040000 /* CONF: user or computed mac */ #define IEEE80211_FEXT_SCAN_OFFLOAD 0x00080000 /* CONF: scan is fully offloaded */ #define IEEE80211_FEXT_SEQNO_OFFLOAD 0x00100000 /* CONF: driver does seqno insertion/allocation */ #define IEEE80211_FEXT_FRAG_OFFLOAD 0x00200000 /* CONF: hardware does 802.11 fragmentation + assignment */ #define IEEE80211_FEXT_VHT 0x00400000 /* CONF: VHT support */ #define IEEE80211_FEXT_QUIET_IE 0x00800000 /* STATUS: quiet IE in a beacon has been added */ #define IEEE80211_FEXT_UAPSD 0x01000000 /* CONF: enable U-APSD */ #define IEEE80211_FEXT_BITS \ "\20\2INACT\3SCANWAIT\4BGSCAN\5WPS\6TSN\7SCANREQ\10RESUME" \ "\0114ADDR\12NONEPR_PR\13SWBMISS\14DFS\15DOTD\16STATEWAIT\17REINIT" \ "\20BPF\21WDSLEGACY\22PROBECHAN\23UNIQMAC\24SCAN_OFFLOAD\25SEQNO_OFFLOAD" \ "\26VHT\27QUIET_IE" /* ic_flags_ht/iv_flags_ht */ #define IEEE80211_FHT_NONHT_PR 0x00000001 /* STATUS: non-HT sta present */ #define IEEE80211_FHT_LDPC_TX 0x00010000 /* CONF: LDPC tx enabled */ #define IEEE80211_FHT_LDPC_RX 0x00020000 /* CONF: LDPC rx enabled */ #define IEEE80211_FHT_GF 0x00040000 /* CONF: Greenfield enabled */ #define IEEE80211_FHT_HT 0x00080000 /* CONF: HT supported */ #define IEEE80211_FHT_AMPDU_TX 0x00100000 /* CONF: A-MPDU tx supported */ #define IEEE80211_FHT_AMPDU_RX 0x00200000 /* CONF: A-MPDU rx supported */ #define IEEE80211_FHT_AMSDU_TX 0x00400000 /* CONF: A-MSDU tx supported */ #define IEEE80211_FHT_AMSDU_RX 0x00800000 /* CONF: A-MSDU rx supported */ #define IEEE80211_FHT_USEHT40 0x01000000 /* CONF: 20/40 use enabled */ #define IEEE80211_FHT_PUREN 0x02000000 /* CONF: 11n w/o legacy sta's */ #define IEEE80211_FHT_SHORTGI20 0x04000000 /* CONF: short GI in HT20 */ #define IEEE80211_FHT_SHORTGI40 0x08000000 /* CONF: short GI in HT40 */ #define IEEE80211_FHT_HTCOMPAT 0x10000000 /* CONF: HT vendor OUI's */ #define IEEE80211_FHT_RIFS 0x20000000 /* CONF: RIFS enabled */ #define IEEE80211_FHT_STBC_TX 0x40000000 /* CONF: STBC tx enabled */ #define IEEE80211_FHT_STBC_RX 0x80000000 /* CONF: STBC rx enabled */ #define IEEE80211_FHT_BITS \ "\20\1NONHT_PR" \ "\23GF\24HT\25AMPDU_TX\26AMPDU_TX" \ "\27AMSDU_TX\30AMSDU_RX\31USEHT40\32PUREN\33SHORTGI20\34SHORTGI40" \ "\35HTCOMPAT\36RIFS\37STBC_TX\40STBC_RX" #define IEEE80211_FVEN_BITS "\20" #define IEEE80211_FVHT_VHT 0x000000001 /* CONF: VHT supported */ #define IEEE80211_FVHT_USEVHT40 0x000000002 /* CONF: Use VHT40 */ #define IEEE80211_FVHT_USEVHT80 0x000000004 /* CONF: Use VHT80 */ #define IEEE80211_FVHT_USEVHT160 0x000000008 /* CONF: Use VHT160 */ #define IEEE80211_FVHT_USEVHT80P80 0x000000010 /* CONF: Use VHT 80+80 */ #define IEEE80211_FVHT_MASK \ (IEEE80211_FVHT_VHT | IEEE80211_FVHT_USEVHT40 | \ IEEE80211_FVHT_USEVHT80 | IEEE80211_FVHT_USEVHT160 | \ IEEE80211_FVHT_USEVHT80P80) #define IEEE80211_VFHT_BITS \ "\20\1VHT\2VHT40\3VHT80\4VHT160\5VHT80P80" #define IEEE80211_COM_DETACHED 0x00000001 /* ieee80211_ifdetach called */ #define IEEE80211_COM_REF_ADD 0x00000002 /* add / remove reference */ #define IEEE80211_COM_REF 0xfffffffe /* reference counter bits */ #define IEEE80211_COM_REF_S 1 #define IEEE80211_COM_REF_MAX (IEEE80211_COM_REF >> IEEE80211_COM_REF_S) int ic_printf(struct ieee80211com *, const char *, ...) __printflike(2, 3); void ieee80211_ifattach(struct ieee80211com *); void ieee80211_ifdetach(struct ieee80211com *); int ieee80211_vap_setup(struct ieee80211com *, struct ieee80211vap *, const char name[IFNAMSIZ], int unit, enum ieee80211_opmode opmode, int flags, const uint8_t bssid[IEEE80211_ADDR_LEN]); int ieee80211_vap_attach(struct ieee80211vap *, ifm_change_cb_t, ifm_stat_cb_t, const uint8_t macaddr[IEEE80211_ADDR_LEN]); void ieee80211_vap_detach(struct ieee80211vap *); const struct ieee80211_rateset *ieee80211_get_suprates(struct ieee80211com *ic, const struct ieee80211_channel *); const struct ieee80211_htrateset *ieee80211_get_suphtrates( struct ieee80211com *, const struct ieee80211_channel *); void ieee80211_announce(struct ieee80211com *); void ieee80211_announce_channels(struct ieee80211com *); void ieee80211_drain(struct ieee80211com *); void ieee80211_chan_init(struct ieee80211com *); struct ieee80211com *ieee80211_find_vap(const uint8_t mac[IEEE80211_ADDR_LEN]); struct ieee80211com *ieee80211_find_com(const char *name); typedef void ieee80211_com_iter_func(void *, struct ieee80211com *); void ieee80211_iterate_coms(ieee80211_com_iter_func *, void *); int ieee80211_media_change(struct ifnet *); void ieee80211_media_status(struct ifnet *, struct ifmediareq *); int ieee80211_ioctl(struct ifnet *, u_long, caddr_t); int ieee80211_rate2media(struct ieee80211com *, int, enum ieee80211_phymode); int ieee80211_media2rate(int); int ieee80211_mhz2ieee(u_int, u_int); int ieee80211_chan2ieee(struct ieee80211com *, const struct ieee80211_channel *); u_int ieee80211_ieee2mhz(u_int, u_int); +int ieee80211_add_channel_cbw(struct ieee80211_channel[], int, int *, + uint8_t, uint16_t, int8_t, uint32_t, const uint8_t[], int); int ieee80211_add_channel(struct ieee80211_channel[], int, int *, uint8_t, uint16_t, int8_t, uint32_t, const uint8_t[]); int ieee80211_add_channel_ht40(struct ieee80211_channel[], int, int *, uint8_t, int8_t, uint32_t); uint32_t ieee80211_get_channel_center_freq(const struct ieee80211_channel *); uint32_t ieee80211_get_channel_center_freq1(const struct ieee80211_channel *); uint32_t ieee80211_get_channel_center_freq2(const struct ieee80211_channel *); #define NET80211_CBW_FLAG_HT40 0x01 #define NET80211_CBW_FLAG_VHT80 0x02 #define NET80211_CBW_FLAG_VHT160 0x04 #define NET80211_CBW_FLAG_VHT80P80 0x08 int ieee80211_add_channel_list_2ghz(struct ieee80211_channel[], int, int *, const uint8_t[], int, const uint8_t[], int); int ieee80211_add_channels_default_2ghz(struct ieee80211_channel[], int, int *, const uint8_t[], int); int ieee80211_add_channel_list_5ghz(struct ieee80211_channel[], int, int *, const uint8_t[], int, const uint8_t[], int); struct ieee80211_channel *ieee80211_find_channel(struct ieee80211com *, int freq, int flags); struct ieee80211_channel *ieee80211_find_channel_byieee(struct ieee80211com *, int ieee, int flags); struct ieee80211_channel *ieee80211_lookup_channel_rxstatus(struct ieee80211vap *, const struct ieee80211_rx_stats *); int ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode); enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *); uint32_t ieee80211_mac_hash(const struct ieee80211com *, const uint8_t addr[IEEE80211_ADDR_LEN]); char ieee80211_channel_type_char(const struct ieee80211_channel *c); #define ieee80211_get_current_channel(_ic) ((_ic)->ic_curchan) #define ieee80211_get_home_channel(_ic) ((_ic)->ic_bsschan) #define ieee80211_get_vap_desired_channel(_iv) ((_iv)->iv_des_chan) void ieee80211_radiotap_attach(struct ieee80211com *, struct ieee80211_radiotap_header *th, int tlen, uint32_t tx_radiotap, struct ieee80211_radiotap_header *rh, int rlen, uint32_t rx_radiotap); void ieee80211_radiotap_attachv(struct ieee80211com *, struct ieee80211_radiotap_header *th, int tlen, int n_tx_v, uint32_t tx_radiotap, struct ieee80211_radiotap_header *rh, int rlen, int n_rx_v, uint32_t rx_radiotap); void ieee80211_radiotap_detach(struct ieee80211com *); void ieee80211_radiotap_vattach(struct ieee80211vap *); void ieee80211_radiotap_vdetach(struct ieee80211vap *); void ieee80211_radiotap_chan_change(struct ieee80211com *); void ieee80211_radiotap_tx(struct ieee80211vap *, struct mbuf *); void ieee80211_radiotap_rx(struct ieee80211vap *, struct mbuf *); void ieee80211_radiotap_rx_all(struct ieee80211com *, struct mbuf *); static __inline int ieee80211_radiotap_active(const struct ieee80211com *ic) { return (ic->ic_flags_ext & IEEE80211_FEXT_BPF) != 0; } static __inline int ieee80211_radiotap_active_vap(const struct ieee80211vap *vap) { return (vap->iv_flags_ext & IEEE80211_FEXT_BPF) || vap->iv_ic->ic_montaps != 0; } /* * Enqueue a task on the state thread. */ static __inline void ieee80211_runtask(struct ieee80211com *ic, struct task *task) { taskqueue_enqueue(ic->ic_tq, task); } /* * Wait for a queued task to complete. */ static __inline void ieee80211_draintask(struct ieee80211com *ic, struct task *task) { taskqueue_drain(ic->ic_tq, task); } /* * Key update synchronization methods. XXX should not be visible. */ static __inline void ieee80211_key_update_begin(struct ieee80211vap *vap) { vap->iv_key_update_begin(vap); } static __inline void ieee80211_key_update_end(struct ieee80211vap *vap) { vap->iv_key_update_end(vap); } /* * XXX these need to be here for IEEE80211_F_DATAPAD */ /* * Return the space occupied by the 802.11 header and any * padding required by the driver. This works for a * management or data frame. */ static __inline int ieee80211_hdrspace(struct ieee80211com *ic, const void *data) { int size = ieee80211_hdrsize(data); if (ic->ic_flags & IEEE80211_F_DATAPAD) size = roundup(size, sizeof(uint32_t)); return size; } /* * Like ieee80211_hdrspace, but handles any type of frame. */ static __inline int ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data) { int size = ieee80211_anyhdrsize(data); if (ic->ic_flags & IEEE80211_F_DATAPAD) size = roundup(size, sizeof(uint32_t)); return size; } /* * Notify a vap that beacon state has been updated. */ static __inline void ieee80211_beacon_notify(struct ieee80211vap *vap, int what) { if (vap->iv_state == IEEE80211_S_RUN) vap->iv_update_beacon(vap, what); } /* * Calculate HT channel promotion flags for a channel. * XXX belongs in ieee80211_ht.h but needs IEEE80211_FHT_* */ static __inline int ieee80211_htchanflags(const struct ieee80211_channel *c) { return IEEE80211_IS_CHAN_HT40(c) ? IEEE80211_FHT_HT | IEEE80211_FHT_USEHT40 : IEEE80211_IS_CHAN_HT(c) ? IEEE80211_FHT_HT : 0; } /* * Calculate VHT channel promotion flags for a channel. * XXX belongs in ieee80211_vht.h but needs IEEE80211_FVHT_* */ static __inline int ieee80211_vhtchanflags(const struct ieee80211_channel *c) { if (IEEE80211_IS_CHAN_VHT80P80(c)) return IEEE80211_FVHT_USEVHT80P80; if (IEEE80211_IS_CHAN_VHT160(c)) return IEEE80211_FVHT_USEVHT160; if (IEEE80211_IS_CHAN_VHT80(c)) return IEEE80211_FVHT_USEVHT80; if (IEEE80211_IS_CHAN_VHT40(c)) return IEEE80211_FVHT_USEVHT40; if (IEEE80211_IS_CHAN_VHT(c)) return IEEE80211_FVHT_VHT; return (0); } /* * Fetch the current TX power (cap) for the given node. * * This includes the node and ic/vap TX power limit as needed, * but it doesn't take into account any per-rate limit. */ static __inline uint16_t ieee80211_get_node_txpower(struct ieee80211_node *ni) { struct ieee80211com *ic = ni->ni_ic; uint16_t txpower; txpower = ni->ni_txpower; txpower = MIN(txpower, ic->ic_txpowlimit); if (ic->ic_curchan != NULL) { txpower = MIN(txpower, 2 * ic->ic_curchan->ic_maxregpower); txpower = MIN(txpower, ic->ic_curchan->ic_maxpower); } return (txpower); } /* * Debugging facilities compiled in when IEEE80211_DEBUG is defined. * * The intent is that any problem in the net80211 layer can be * diagnosed by inspecting the statistics (dumped by the wlanstats * program) and/or the msgs generated by net80211. Messages are * broken into functional classes and can be controlled with the * wlandebug program. Certain of these msg groups are for facilities * that are no longer part of net80211 (e.g. IEEE80211_MSG_DOT1XSM). */ #define IEEE80211_MSG_11N 0x80000000 /* 11n mode debug */ #define IEEE80211_MSG_DEBUG 0x40000000 /* IFF_DEBUG equivalent */ #define IEEE80211_MSG_DUMPPKTS 0x20000000 /* IFF_LINK2 equivalant */ #define IEEE80211_MSG_CRYPTO 0x10000000 /* crypto work */ #define IEEE80211_MSG_INPUT 0x08000000 /* input handling */ #define IEEE80211_MSG_XRATE 0x04000000 /* rate set handling */ #define IEEE80211_MSG_ELEMID 0x02000000 /* element id parsing */ #define IEEE80211_MSG_NODE 0x01000000 /* node handling */ #define IEEE80211_MSG_ASSOC 0x00800000 /* association handling */ #define IEEE80211_MSG_AUTH 0x00400000 /* authentication handling */ #define IEEE80211_MSG_SCAN 0x00200000 /* scanning */ #define IEEE80211_MSG_OUTPUT 0x00100000 /* output handling */ #define IEEE80211_MSG_STATE 0x00080000 /* state machine */ #define IEEE80211_MSG_POWER 0x00040000 /* power save handling */ #define IEEE80211_MSG_HWMP 0x00020000 /* hybrid mesh protocol */ #define IEEE80211_MSG_DOT1XSM 0x00010000 /* 802.1x state machine */ #define IEEE80211_MSG_RADIUS 0x00008000 /* 802.1x radius client */ #define IEEE80211_MSG_RADDUMP 0x00004000 /* dump 802.1x radius packets */ #define IEEE80211_MSG_MESH 0x00002000 /* mesh networking */ #define IEEE80211_MSG_WPA 0x00001000 /* WPA/RSN protocol */ #define IEEE80211_MSG_ACL 0x00000800 /* ACL handling */ #define IEEE80211_MSG_WME 0x00000400 /* WME protocol */ #define IEEE80211_MSG_SUPERG 0x00000200 /* Atheros SuperG protocol */ #define IEEE80211_MSG_DOTH 0x00000100 /* 802.11h support */ #define IEEE80211_MSG_INACT 0x00000080 /* inactivity handling */ #define IEEE80211_MSG_ROAM 0x00000040 /* sta-mode roaming */ #define IEEE80211_MSG_RATECTL 0x00000020 /* tx rate control */ #define IEEE80211_MSG_ACTION 0x00000010 /* action frame handling */ #define IEEE80211_MSG_WDS 0x00000008 /* WDS handling */ #define IEEE80211_MSG_IOCTL 0x00000004 /* ioctl handling */ #define IEEE80211_MSG_TDMA 0x00000002 /* TDMA handling */ #define IEEE80211_MSG_ANY 0xffffffff /* anything */ #define IEEE80211_MSG_BITS \ "\20\2TDMA\3IOCTL\4WDS\5ACTION\6RATECTL\7ROAM\10INACT\11DOTH\12SUPERG" \ "\13WME\14ACL\15WPA\16RADKEYS\17RADDUMP\20RADIUS\21DOT1XSM\22HWMP" \ "\23POWER\24STATE\25OUTPUT\26SCAN\27AUTH\30ASSOC\31NODE\32ELEMID" \ "\33XRATE\34INPUT\35CRYPTO\36DUPMPKTS\37DEBUG\04011N" /* Helper macros unified. */ #define _IEEE80211_MASKSHIFT(_v, _f) (((_v) & _f) >> _f##_S) #define _IEEE80211_SHIFTMASK(_v, _f) (((_v) << _f##_S) & _f) #ifdef IEEE80211_DEBUG #define ieee80211_msg(_vap, _m) ((_vap)->iv_debug & (_m)) #define IEEE80211_DPRINTF(_vap, _m, _fmt, ...) do { \ if (ieee80211_msg(_vap, _m)) \ ieee80211_note(_vap, _fmt, __VA_ARGS__); \ } while (0) #define IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...) do { \ if (ieee80211_msg(_vap, _m)) \ ieee80211_note_mac(_vap, (_ni)->ni_macaddr, _fmt, __VA_ARGS__);\ } while (0) #define IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...) do { \ if (ieee80211_msg(_vap, _m)) \ ieee80211_note_mac(_vap, _mac, _fmt, __VA_ARGS__); \ } while (0) #define IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...) do { \ if (ieee80211_msg(_vap, _m)) \ ieee80211_note_frame(_vap, _wh, _fmt, __VA_ARGS__); \ } while (0) void ieee80211_note(const struct ieee80211vap *, const char *, ...); void ieee80211_note_mac(const struct ieee80211vap *, const uint8_t mac[IEEE80211_ADDR_LEN], const char *, ...); void ieee80211_note_frame(const struct ieee80211vap *, const struct ieee80211_frame *, const char *, ...); #define ieee80211_msg_debug(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_DEBUG) #define ieee80211_msg_dumppkts(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_DUMPPKTS) #define ieee80211_msg_input(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_INPUT) #define ieee80211_msg_radius(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_RADIUS) #define ieee80211_msg_dumpradius(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_RADDUMP) #define ieee80211_msg_dumpradkeys(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_RADKEYS) #define ieee80211_msg_scan(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_SCAN) #define ieee80211_msg_assoc(_vap) \ ((_vap)->iv_debug & IEEE80211_MSG_ASSOC) /* * Emit a debug message about discarding a frame or information * element. One format is for extracting the mac address from * the frame header; the other is for when a header is not * available or otherwise appropriate. */ #define IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...) do { \ if ((_vap)->iv_debug & (_m)) \ ieee80211_discard_frame(_vap, _wh, _type, _fmt, __VA_ARGS__);\ } while (0) #define IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...) do { \ if ((_vap)->iv_debug & (_m)) \ ieee80211_discard_ie(_vap, _wh, _type, _fmt, __VA_ARGS__);\ } while (0) #define IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...) do { \ if ((_vap)->iv_debug & (_m)) \ ieee80211_discard_mac(_vap, _mac, _type, _fmt, __VA_ARGS__);\ } while (0) void ieee80211_discard_frame(const struct ieee80211vap *, const struct ieee80211_frame *, const char *type, const char *fmt, ...); void ieee80211_discard_ie(const struct ieee80211vap *, const struct ieee80211_frame *, const char *type, const char *fmt, ...); void ieee80211_discard_mac(const struct ieee80211vap *, const uint8_t mac[IEEE80211_ADDR_LEN], const char *type, const char *fmt, ...); #else #define IEEE80211_DPRINTF(_vap, _m, _fmt, ...) #define IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...) #define IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...) #define IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...) #define ieee80211_msg_dumppkts(_vap) 0 #define ieee80211_msg(_vap, _m) 0 #define IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...) #define IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...) #define IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...) #endif #endif /* _NET80211_IEEE80211_VAR_H_ */ Index: head/sys/net80211/ieee80211_vht.c =================================================================== --- head/sys/net80211/ieee80211_vht.c (revision 366799) +++ head/sys/net80211/ieee80211_vht.c (revision 366800) @@ -1,874 +1,867 @@ /*- * Copyright (c) 2017 Adrian Chadd * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include #ifdef __FreeBSD__ __FBSDID("$FreeBSD$"); #endif /* * IEEE 802.11ac-2013 protocol support. */ #include "opt_inet.h" #include "opt_wlan.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define ADDSHORT(frm, v) do { \ frm[0] = (v) & 0xff; \ frm[1] = (v) >> 8; \ frm += 2; \ } while (0) #define ADDWORD(frm, v) do { \ frm[0] = (v) & 0xff; \ frm[1] = ((v) >> 8) & 0xff; \ frm[2] = ((v) >> 16) & 0xff; \ frm[3] = ((v) >> 24) & 0xff; \ frm += 4; \ } while (0) /* * Immediate TODO: * * + handle WLAN_ACTION_VHT_OPMODE_NOTIF and other VHT action frames * + ensure vhtinfo/vhtcap parameters correctly use the negotiated * capabilities and ratesets * + group ID management operation */ /* * XXX TODO: handle WLAN_ACTION_VHT_OPMODE_NOTIF * * Look at mac80211/vht.c:ieee80211_vht_handle_opmode() for further details. */ static int vht_recv_action_placeholder(struct ieee80211_node *ni, const struct ieee80211_frame *wh, const uint8_t *frm, const uint8_t *efrm) { #ifdef IEEE80211_DEBUG ieee80211_note(ni->ni_vap, "%s: called; fc=0x%.2x/0x%.2x", __func__, wh->i_fc[0], wh->i_fc[1]); #endif return (0); } static int vht_send_action_placeholder(struct ieee80211_node *ni, int category, int action, void *arg0) { #ifdef IEEE80211_DEBUG ieee80211_note(ni->ni_vap, "%s: called; category=%d, action=%d", __func__, category, action); #endif return (EINVAL); } static void ieee80211_vht_init(void) { ieee80211_recv_action_register(IEEE80211_ACTION_CAT_VHT, WLAN_ACTION_VHT_COMPRESSED_BF, vht_recv_action_placeholder); ieee80211_recv_action_register(IEEE80211_ACTION_CAT_VHT, WLAN_ACTION_VHT_GROUPID_MGMT, vht_recv_action_placeholder); ieee80211_recv_action_register(IEEE80211_ACTION_CAT_VHT, WLAN_ACTION_VHT_OPMODE_NOTIF, vht_recv_action_placeholder); ieee80211_send_action_register(IEEE80211_ACTION_CAT_VHT, WLAN_ACTION_VHT_COMPRESSED_BF, vht_send_action_placeholder); ieee80211_send_action_register(IEEE80211_ACTION_CAT_VHT, WLAN_ACTION_VHT_GROUPID_MGMT, vht_send_action_placeholder); ieee80211_send_action_register(IEEE80211_ACTION_CAT_VHT, WLAN_ACTION_VHT_OPMODE_NOTIF, vht_send_action_placeholder); } SYSINIT(wlan_vht, SI_SUB_DRIVERS, SI_ORDER_FIRST, ieee80211_vht_init, NULL); void ieee80211_vht_attach(struct ieee80211com *ic) { } void ieee80211_vht_detach(struct ieee80211com *ic) { } void ieee80211_vht_vattach(struct ieee80211vap *vap) { struct ieee80211com *ic = vap->iv_ic; if (! IEEE80211_CONF_VHT(ic)) return; vap->iv_vhtcaps = ic->ic_vhtcaps; vap->iv_vhtextcaps = ic->ic_vhtextcaps; /* XXX assume VHT80 support; should really check vhtcaps */ vap->iv_flags_vht = IEEE80211_FVHT_VHT | IEEE80211_FVHT_USEVHT40 | IEEE80211_FVHT_USEVHT80; -#if 0 - /* XXX TODO: enable VHT80+80, VHT160 capabilities */ - if (XXX TODO FIXME) + if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160MHZ(vap->iv_vhtcaps)) vap->iv_flags_vht |= IEEE80211_FVHT_USEVHT160; - if (XXX TODO FIXME) + if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ(vap->iv_vhtcaps)) vap->iv_flags_vht |= IEEE80211_FVHT_USEVHT80P80; -#endif memcpy(&vap->iv_vht_mcsinfo, &ic->ic_vht_mcsinfo, sizeof(struct ieee80211_vht_mcs_info)); } void ieee80211_vht_vdetach(struct ieee80211vap *vap) { } #if 0 static void vht_announce(struct ieee80211com *ic, enum ieee80211_phymode mode) { } #endif static int vht_mcs_to_num(int m) { switch (m) { case IEEE80211_VHT_MCS_SUPPORT_0_7: return (7); case IEEE80211_VHT_MCS_SUPPORT_0_8: return (8); case IEEE80211_VHT_MCS_SUPPORT_0_9: return (9); default: return (0); } } void ieee80211_vht_announce(struct ieee80211com *ic) { int i, tx, rx; if (! IEEE80211_CONF_VHT(ic)) return; /* Channel width */ - ic_printf(ic, "[VHT] Channel Widths: 20MHz, 40MHz, 80MHz"); - if (_IEEE80211_MASKSHIFT(ic->ic_vhtcaps, - IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) >= 1) - printf(" 160MHz"); - if (_IEEE80211_MASKSHIFT(ic->ic_vhtcaps, - IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) == 2) - printf(" 80+80MHz"); - printf("\n"); - + ic_printf(ic, "[VHT] Channel Widths: 20MHz, 40MHz, 80MHz%s%s\n", + (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160MHZ(ic->ic_vhtcaps)) ? + ", 160MHz" : "", + (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ(ic->ic_vhtcaps)) ? + ", 80+80MHz" : ""); /* Features */ ic_printf(ic, "[VHT] Features: %b\n", ic->ic_vhtcaps, IEEE80211_VHTCAP_BITS); /* For now, just 5GHz VHT. Worry about 2GHz VHT later */ for (i = 0; i < 8; i++) { /* Each stream is 2 bits */ tx = (ic->ic_vht_mcsinfo.tx_mcs_map >> (2*i)) & 0x3; rx = (ic->ic_vht_mcsinfo.rx_mcs_map >> (2*i)) & 0x3; if (tx == 3 && rx == 3) continue; ic_printf(ic, "[VHT] NSS %d: TX MCS 0..%d, RX MCS 0..%d\n", i + 1, vht_mcs_to_num(tx), vht_mcs_to_num(rx)); } } void ieee80211_vht_node_init(struct ieee80211_node *ni) { IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N, ni, "%s: called", __func__); ni->ni_flags |= IEEE80211_NODE_VHT; } void ieee80211_vht_node_cleanup(struct ieee80211_node *ni) { IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N, ni, "%s: called", __func__); ni->ni_flags &= ~IEEE80211_NODE_VHT; ni->ni_vhtcap = 0; bzero(&ni->ni_vht_mcsinfo, sizeof(struct ieee80211_vht_mcs_info)); } /* * Parse an 802.11ac VHT operation IE. */ void ieee80211_parse_vhtopmode(struct ieee80211_node *ni, const uint8_t *ie) { /* vht operation */ ni->ni_vht_chanwidth = ie[2]; ni->ni_vht_chan1 = ie[3]; ni->ni_vht_chan2 = ie[4]; ni->ni_vht_basicmcs = le16dec(ie + 5); #if 0 printf("%s: chan1=%d, chan2=%d, chanwidth=%d, basicmcs=0x%04x\n", __func__, ni->ni_vht_chan1, ni->ni_vht_chan2, ni->ni_vht_chanwidth, ni->ni_vht_basicmcs); #endif } /* * Parse an 802.11ac VHT capability IE. */ void ieee80211_parse_vhtcap(struct ieee80211_node *ni, const uint8_t *ie) { /* vht capability */ ni->ni_vhtcap = le32dec(ie + 2); /* suppmcs */ ni->ni_vht_mcsinfo.rx_mcs_map = le16dec(ie + 6); ni->ni_vht_mcsinfo.rx_highest = le16dec(ie + 8); ni->ni_vht_mcsinfo.tx_mcs_map = le16dec(ie + 10); ni->ni_vht_mcsinfo.tx_highest = le16dec(ie + 12); } int ieee80211_vht_updateparams(struct ieee80211_node *ni, const uint8_t *vhtcap_ie, const uint8_t *vhtop_ie) { //printf("%s: called\n", __func__); ieee80211_parse_vhtcap(ni, vhtcap_ie); ieee80211_parse_vhtopmode(ni, vhtop_ie); return (0); } void ieee80211_setup_vht_rates(struct ieee80211_node *ni, const uint8_t *vhtcap_ie, const uint8_t *vhtop_ie) { //printf("%s: called\n", __func__); /* XXX TODO */ } void ieee80211_vht_timeout(struct ieee80211vap *vap) { } void ieee80211_vht_node_join(struct ieee80211_node *ni) { IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N, ni, "%s: called", __func__); } void ieee80211_vht_node_leave(struct ieee80211_node *ni) { IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N, ni, "%s: called", __func__); } /* * Calculate the VHTCAP IE for a given node. * * This includes calculating the capability intersection based on the * current operating mode and intersection of the TX/RX MCS maps. * * The standard only makes it clear about MCS rate negotiation * and MCS basic rates (which must be a subset of the general * negotiated rates). It doesn't make it clear that the AP should * figure out the minimum functional overlap with the STA and * support that. * * Note: this is in host order, not in 802.11 endian order. * * TODO: ensure I re-read 9.7.11 Rate Selection for VHT STAs. * * TODO: investigate what we should negotiate for MU-MIMO beamforming * options. * * opmode is '1' for "vhtcap as if I'm a STA", 0 otherwise. */ void ieee80211_vht_get_vhtcap_ie(struct ieee80211_node *ni, struct ieee80211_ie_vhtcap *vhtcap, int opmode) { struct ieee80211vap *vap = ni->ni_vap; // struct ieee80211com *ic = vap->iv_ic; uint32_t val, val1, val2; uint32_t new_vhtcap; int i; vhtcap->ie = IEEE80211_ELEMID_VHT_CAP; vhtcap->len = sizeof(struct ieee80211_ie_vhtcap) - 2; /* * Capabilities - it depends on whether we are a station * or not. */ new_vhtcap = 0; /* * Station - use our desired configuration based on * local config, local device bits and the already-learnt * vhtcap/vhtinfo IE in the node. */ /* Limit MPDU size to the smaller of the two */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_MAX_MPDU_MASK); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_MAX_MPDU_MASK); } val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_MAX_MPDU_MASK); /* Limit supp channel config */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK); } if ((val2 == 2) && ((vap->iv_flags_vht & IEEE80211_FVHT_USEVHT80P80) == 0)) val2 = 1; if ((val2 == 1) && ((vap->iv_flags_vht & IEEE80211_FVHT_USEVHT160) == 0)) val2 = 0; val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK); /* RX LDPC */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_RXLDPC); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_RXLDPC); } val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_RXLDPC); /* Short-GI 80 */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_SHORT_GI_80); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_SHORT_GI_80); } val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SHORT_GI_80); /* Short-GI 160 */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_SHORT_GI_160); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_SHORT_GI_160); } val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SHORT_GI_160); /* * STBC is slightly more complicated. * * In non-STA mode, we just announce our capabilities and that * is that. * * In STA mode, we should calculate our capabilities based on * local capabilities /and/ what the remote says. So: * * + Only TX STBC if we support it and the remote supports RX STBC; * + Only announce RX STBC if we support it and the remote supports * TX STBC; * + RX STBC should be the minimum of local and remote RX STBC; */ /* TX STBC */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_TXSTBC); if (opmode == 1) { /* STA mode - enable it only if node RXSTBC is non-zero */ val2 = !! _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_RXSTBC_MASK); } val = MIN(val1, val2); /* XXX For now, use the 11n config flag */ if ((vap->iv_flags_ht & IEEE80211_FHT_STBC_TX) == 0) val = 0; new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_TXSTBC); /* RX STBC1..4 */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_RXSTBC_MASK); if (opmode == 1) { /* STA mode - enable it only if node TXSTBC is non-zero */ val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_TXSTBC); } val = MIN(val1, val2); /* XXX For now, use the 11n config flag */ if ((vap->iv_flags_ht & IEEE80211_FHT_STBC_RX) == 0) val = 0; new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_RXSTBC_MASK); /* * Finally - if RXSTBC is 0, then don't enable TXSTBC. * Strictly speaking a device can TXSTBC and not RXSTBC, but * it would be silly. */ if (val == 0) new_vhtcap &= ~IEEE80211_VHTCAP_TXSTBC; /* * Some of these fields require other fields to exist. * So before using it, the parent field needs to be checked * otherwise the overridden value may be wrong. * * For example, if SU beamformee is set to 0, then BF STS * needs to be 0. */ /* SU Beamformer capable */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE); } val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE); /* SU Beamformee capable */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE); } val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE); /* Beamformee STS capability - only if SU beamformee capable */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK); if (opmode == 1) { val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK); } val = MIN(val1, val2); if ((new_vhtcap & IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE) == 0) val = 0; new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK); /* Sounding dimensions - only if SU beamformer capable */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK); val = MIN(val1, val2); if ((new_vhtcap & IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE) == 0) val = 0; new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK); /* * MU Beamformer capable - only if SU BFF capable, MU BFF capable * and STA (not AP) */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE); val = MIN(val1, val2); if ((new_vhtcap & IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE) == 0) val = 0; if (opmode != 1) /* Only enable for STA mode */ val = 0; new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE); /* * MU Beamformee capable - only if SU BFE capable, MU BFE capable * and AP (not STA) */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE); val = MIN(val1, val2); if ((new_vhtcap & IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE) == 0) val = 0; if (opmode != 0) /* Only enable for AP mode */ val = 0; new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE); /* VHT TXOP PS */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_VHT_TXOP_PS); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_VHT_TXOP_PS); val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_VHT_TXOP_PS); /* HTC_VHT */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_HTC_VHT); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_HTC_VHT); val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_HTC_VHT); /* A-MPDU length max */ /* XXX TODO: we need a userland config knob for this */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK); val = MIN(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK); /* * Link adaptation is only valid if HTC-VHT capable is 1. * Otherwise, always set it to 0. */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK); val = MIN(val1, val2); if ((new_vhtcap & IEEE80211_VHTCAP_HTC_VHT) == 0) val = 0; new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK); /* * The following two options are 0 if the pattern may change, 1 if it * does not change. So, downgrade to the higher value. */ /* RX antenna pattern */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_RX_ANTENNA_PATTERN); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_RX_ANTENNA_PATTERN); val = MAX(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_RX_ANTENNA_PATTERN); /* TX antenna pattern */ val2 = val1 = _IEEE80211_MASKSHIFT(vap->iv_vhtcaps, IEEE80211_VHTCAP_TX_ANTENNA_PATTERN); if (opmode == 1) val2 = _IEEE80211_MASKSHIFT(ni->ni_vhtcap, IEEE80211_VHTCAP_TX_ANTENNA_PATTERN); val = MAX(val1, val2); new_vhtcap |= _IEEE80211_SHIFTMASK(val, IEEE80211_VHTCAP_TX_ANTENNA_PATTERN); /* * MCS set - again, we announce what we want to use * based on configuration, device capabilities and * already-learnt vhtcap/vhtinfo IE information. */ /* MCS set - start with whatever the device supports */ vhtcap->supp_mcs.rx_mcs_map = vap->iv_vht_mcsinfo.rx_mcs_map; vhtcap->supp_mcs.rx_highest = 0; vhtcap->supp_mcs.tx_mcs_map = vap->iv_vht_mcsinfo.tx_mcs_map; vhtcap->supp_mcs.tx_highest = 0; vhtcap->vht_cap_info = new_vhtcap; /* * Now, if we're a STA, mask off whatever the AP doesn't support. * Ie, we continue to state we can receive whatever we can do, * but we only announce that we will transmit rates that meet * the AP requirement. * * Note: 0 - MCS0..7; 1 - MCS0..8; 2 - MCS0..9; 3 = not supported. * We can't just use MIN() because '3' means "no", so special case it. */ if (opmode) { for (i = 0; i < 8; i++) { val1 = (vhtcap->supp_mcs.tx_mcs_map >> (i*2)) & 0x3; val2 = (ni->ni_vht_mcsinfo.tx_mcs_map >> (i*2)) & 0x3; val = MIN(val1, val2); if (val1 == 3 || val2 == 3) val = 3; vhtcap->supp_mcs.tx_mcs_map &= ~(0x3 << (i*2)); vhtcap->supp_mcs.tx_mcs_map |= (val << (i*2)); } } } /* * Add a VHTCAP field. * * If in station mode, we announce what we would like our * desired configuration to be. * * Else, we announce our capabilities based on our current * configuration. */ uint8_t * ieee80211_add_vhtcap(uint8_t *frm, struct ieee80211_node *ni) { struct ieee80211_ie_vhtcap vhtcap; int opmode; opmode = 0; if (ni->ni_vap->iv_opmode == IEEE80211_M_STA) opmode = 1; ieee80211_vht_get_vhtcap_ie(ni, &vhtcap, opmode); memset(frm, '\0', sizeof(struct ieee80211_ie_vhtcap)); frm[0] = IEEE80211_ELEMID_VHT_CAP; frm[1] = sizeof(struct ieee80211_ie_vhtcap) - 2; frm += 2; /* 32-bit VHT capability */ ADDWORD(frm, vhtcap.vht_cap_info); /* suppmcs */ ADDSHORT(frm, vhtcap.supp_mcs.rx_mcs_map); ADDSHORT(frm, vhtcap.supp_mcs.rx_highest); ADDSHORT(frm, vhtcap.supp_mcs.tx_mcs_map); ADDSHORT(frm, vhtcap.supp_mcs.tx_highest); return (frm); } static uint8_t ieee80211_vht_get_chwidth_ie(struct ieee80211_channel *c) { /* * XXX TODO: look at the node configuration as * well? */ if (IEEE80211_IS_CHAN_VHT80P80(c)) return IEEE80211_VHT_CHANWIDTH_80P80MHZ; if (IEEE80211_IS_CHAN_VHT160(c)) return IEEE80211_VHT_CHANWIDTH_160MHZ; if (IEEE80211_IS_CHAN_VHT80(c)) return IEEE80211_VHT_CHANWIDTH_80MHZ; if (IEEE80211_IS_CHAN_VHT40(c)) return IEEE80211_VHT_CHANWIDTH_USE_HT; if (IEEE80211_IS_CHAN_VHT20(c)) return IEEE80211_VHT_CHANWIDTH_USE_HT; /* We shouldn't get here */ printf("%s: called on a non-VHT channel (freq=%d, flags=0x%08x\n", __func__, (int) c->ic_freq, c->ic_flags); return IEEE80211_VHT_CHANWIDTH_USE_HT; } /* * Note: this just uses the current channel information; * it doesn't use the node info after parsing. * * XXX TODO: need to make the basic MCS set configurable. * XXX TODO: read 802.11-2013 to determine what to set * chwidth to when scanning. I have a feeling * it isn't involved in scanning and we shouldn't * be sending it; and I don't yet know what to set * it to for IBSS or hostap where the peer may be * a completely different channel width to us. */ uint8_t * ieee80211_add_vhtinfo(uint8_t *frm, struct ieee80211_node *ni) { memset(frm, '\0', sizeof(struct ieee80211_ie_vht_operation)); frm[0] = IEEE80211_ELEMID_VHT_OPMODE; frm[1] = sizeof(struct ieee80211_ie_vht_operation) - 2; frm += 2; /* 8-bit chanwidth */ *frm++ = ieee80211_vht_get_chwidth_ie(ni->ni_chan); /* 8-bit freq1 */ *frm++ = ni->ni_chan->ic_vht_ch_freq1; /* 8-bit freq2 */ *frm++ = ni->ni_chan->ic_vht_ch_freq2; /* 16-bit basic MCS set - just MCS0..7 for NSS=1 for now */ ADDSHORT(frm, 0xfffc); return (frm); } void ieee80211_vht_update_cap(struct ieee80211_node *ni, const uint8_t *vhtcap_ie, const uint8_t *vhtop_ie) { ieee80211_parse_vhtcap(ni, vhtcap_ie); ieee80211_parse_vhtopmode(ni, vhtop_ie); } static struct ieee80211_channel * findvhtchan(struct ieee80211com *ic, struct ieee80211_channel *c, int vhtflags) { return (ieee80211_find_channel(ic, c->ic_freq, (c->ic_flags & ~IEEE80211_CHAN_VHT) | vhtflags)); } /* * Handle channel promotion to VHT, similar to ieee80211_ht_adjust_channel(). */ struct ieee80211_channel * ieee80211_vht_adjust_channel(struct ieee80211com *ic, struct ieee80211_channel *chan, int flags) { struct ieee80211_channel *c; /* First case - handle channel demotion - if VHT isn't set */ if ((flags & IEEE80211_FVHT_VHT) == 0) { #if 0 printf("%s: demoting channel %d/0x%08x\n", __func__, chan->ic_ieee, chan->ic_flags); #endif c = ieee80211_find_channel(ic, chan->ic_freq, chan->ic_flags & ~IEEE80211_CHAN_VHT); if (c == NULL) c = chan; #if 0 printf("%s: .. to %d/0x%08x\n", __func__, c->ic_ieee, c->ic_flags); #endif return (c); } /* * We can upgrade to VHT - attempt to do so * * Note: we don't clear the HT flags, these are the hints * for HT40U/HT40D when selecting VHT40 or larger channels. */ /* Start with VHT80 */ c = NULL; if ((c == NULL) && (flags & IEEE80211_FVHT_USEVHT160)) c = findvhtchan(ic, chan, IEEE80211_CHAN_VHT80); if ((c == NULL) && (flags & IEEE80211_FVHT_USEVHT80P80)) c = findvhtchan(ic, chan, IEEE80211_CHAN_VHT80P80); if ((c == NULL) && (flags & IEEE80211_FVHT_USEVHT80)) c = findvhtchan(ic, chan, IEEE80211_CHAN_VHT80); if ((c == NULL) && (flags & IEEE80211_FVHT_USEVHT40)) c = findvhtchan(ic, chan, IEEE80211_CHAN_VHT40U); if ((c == NULL) && (flags & IEEE80211_FVHT_USEVHT40)) c = findvhtchan(ic, chan, IEEE80211_CHAN_VHT40D); /* * If we get here, VHT20 is always possible because we checked * for IEEE80211_FVHT_VHT above. */ if (c == NULL) c = findvhtchan(ic, chan, IEEE80211_CHAN_VHT20); if (c != NULL) chan = c; #if 0 printf("%s: selected %d/0x%08x\n", __func__, c->ic_ieee, c->ic_flags); #endif return (chan); } /* * Calculate the VHT operation IE for a given node. * * This includes calculating the suitable channel width/parameters * and basic MCS set. * * TODO: ensure I read 9.7.11 Rate Selection for VHT STAs. * TODO: ensure I read 10.39.7 - BSS Basic VHT-MCS and NSS set operation. */ void ieee80211_vht_get_vhtinfo_ie(struct ieee80211_node *ni, struct ieee80211_ie_vht_operation *vhtop, int opmode) { printf("%s: called; TODO!\n", __func__); }