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Differential D57021 Diff 177908 sys/net80211/ieee80211_node.c

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sys/net80211/ieee80211_node.c

Show First 20 Lines • Show All 85 Lines • ▼ Show 20 Linesstatic struct ieee80211_node *ieee80211_alloc_node(
struct ieee80211_node_table *, struct ieee80211vap *, struct ieee80211_node_table *, struct ieee80211vap *,
const uint8_t macaddr[IEEE80211_ADDR_LEN], const char *, int); const uint8_t macaddr[IEEE80211_ADDR_LEN], const char *, int);
static struct ieee80211_node *node_alloc(struct ieee80211vap *, static struct ieee80211_node *node_alloc(struct ieee80211vap *,
const uint8_t [IEEE80211_ADDR_LEN]); const uint8_t [IEEE80211_ADDR_LEN]);
static int node_init(struct ieee80211_node *); static int node_init(struct ieee80211_node *);
static void node_cleanup(struct ieee80211_node *); static void node_cleanup(struct ieee80211_node *);
static void node_free(struct ieee80211_node *); static void node_free(struct ieee80211_node *);
static void node_age(struct ieee80211_node *); static void node_age(struct ieee80211_node *);
static int8_t node_getrssi(const struct ieee80211_node *); static net80211_rssi_t node_getrssi(const struct ieee80211_node *);
static void node_getsignal(const struct ieee80211_node *, int8_t *, int8_t *); static void node_getsignal(const struct ieee80211_node *, net80211_rssi_t *, int8_t *);
static void node_getmimoinfo(const struct ieee80211_node *, static void node_getmimoinfo(const struct ieee80211_node *,
struct ieee80211_mimo_info *); struct ieee80211_mimo_info *);
static void __ieee80211_free_node(struct ieee80211_node *); static void __ieee80211_free_node(struct ieee80211_node *);
static void node_reclaim(struct ieee80211_node_table *nt, static void node_reclaim(struct ieee80211_node_table *nt,
struct ieee80211_node *ni); struct ieee80211_node *ni);
static void ieee80211_node_table_init(struct ieee80211com *ic, static void ieee80211_node_table_init(struct ieee80211com *ic,
▲ Show 20 Lines • Show All 1,232 Lines • ▼ Show 20 Linesnode_age(struct ieee80211_node *ni)
/* /*
* Age out HT resources (e.g. frames on the * Age out HT resources (e.g. frames on the
* A-MPDU reorder queues). * A-MPDU reorder queues).
*/ */
if (ni->ni_associd != 0 && (ni->ni_flags & IEEE80211_NODE_HT)) if (ni->ni_associd != 0 && (ni->ni_flags & IEEE80211_NODE_HT))
ieee80211_ht_node_age(ni); ieee80211_ht_node_age(ni);
} }
static int8_t static net80211_rssi_t
node_getrssi(const struct ieee80211_node *ni) node_getrssi(const struct ieee80211_node *ni)
{ {
uint32_t avgrssi = ni->ni_avgrssi; uint32_t avgrssi = ni->ni_avgrssi;
int32_t rssi; int32_t rssi;
if (avgrssi == IEEE80211_RSSI_DUMMY_MARKER) if (avgrssi == IEEE80211_RSSI_DUMMY_MARKER)
return 0; return 0;
rssi = IEEE80211_RSSI_GET(avgrssi); rssi = IEEE80211_RSSI_GET(avgrssi);
return rssi < 0 ? 0 : rssi > 127 ? 127 : rssi; return rssi < 0 ? 0 : rssi > 127 ? 127 : rssi;
} }
static void static void
node_getsignal(const struct ieee80211_node *ni, int8_t *rssi, int8_t *noise) node_getsignal(const struct ieee80211_node *ni, net80211_rssi_t *rssi, int8_t *noise)
{ {
*rssi = node_getrssi(ni); *rssi = node_getrssi(ni);
*noise = ni->ni_noise; *noise = ni->ni_noise;
} }
static void static void
node_getmimoinfo(const struct ieee80211_node *ni, node_getmimoinfo(const struct ieee80211_node *ni,
struct ieee80211_mimo_info *info) struct ieee80211_mimo_info *info)
▲ Show 20 Lines • Show All 1,668 Lines • ▼ Show 20 Linesstruct rssiinfo {
uint32_t rssi_total; uint32_t rssi_total;
}; };
static void static void
get_hostap_rssi(void *arg, struct ieee80211_node *ni) get_hostap_rssi(void *arg, struct ieee80211_node *ni)
{ {
struct rssiinfo *info = arg; struct rssiinfo *info = arg;
struct ieee80211vap *vap = ni->ni_vap; struct ieee80211vap *vap = ni->ni_vap;
int8_t rssi; net80211_rssi_t rssi;
/* only associated stations */ /* only associated stations */
if (ni->ni_associd == 0) if (ni->ni_associd == 0)
return; return;
rssi = vap->iv_ic->ic_node_getrssi(ni); rssi = vap->iv_ic->ic_node_getrssi(ni);
if (rssi != 0) { if (rssi != 0) {
info->rssi_samples++; info->rssi_samples++;
info->rssi_total += rssi; info->rssi_total += rssi;
} }
} }
static void static void
get_adhoc_rssi(void *arg, struct ieee80211_node *ni) get_adhoc_rssi(void *arg, struct ieee80211_node *ni)
{ {
struct rssiinfo *info = arg; struct rssiinfo *info = arg;
struct ieee80211vap *vap = ni->ni_vap; struct ieee80211vap *vap = ni->ni_vap;
int8_t rssi; net80211_rssi_t rssi;
/* only neighbors */ /* only neighbors */
/* XXX check bssid */ /* XXX check bssid */
if ((ni->ni_capinfo & IEEE80211_CAPINFO_IBSS) == 0) if ((ni->ni_capinfo & IEEE80211_CAPINFO_IBSS) == 0)
return; return;
rssi = vap->iv_ic->ic_node_getrssi(ni); rssi = vap->iv_ic->ic_node_getrssi(ni);
if (rssi != 0) { if (rssi != 0) {
info->rssi_samples++; info->rssi_samples++;
info->rssi_total += rssi; info->rssi_total += rssi;
} }
} }
#ifdef IEEE80211_SUPPORT_MESH #ifdef IEEE80211_SUPPORT_MESH
static void static void
get_mesh_rssi(void *arg, struct ieee80211_node *ni) get_mesh_rssi(void *arg, struct ieee80211_node *ni)
{ {
struct rssiinfo *info = arg; struct rssiinfo *info = arg;
struct ieee80211vap *vap = ni->ni_vap; struct ieee80211vap *vap = ni->ni_vap;
int8_t rssi; net80211_rssi_t rssi;
/* only neighbors that peered successfully */ /* only neighbors that peered successfully */
if (ni->ni_mlstate != IEEE80211_NODE_MESH_ESTABLISHED) if (ni->ni_mlstate != IEEE80211_NODE_MESH_ESTABLISHED)
return; return;
rssi = vap->iv_ic->ic_node_getrssi(ni); rssi = vap->iv_ic->ic_node_getrssi(ni);
if (rssi != 0) { if (rssi != 0) {
info->rssi_samples++; info->rssi_samples++;
info->rssi_total += rssi; info->rssi_total += rssi;
} }
} }
#endif /* IEEE80211_SUPPORT_MESH */ #endif /* IEEE80211_SUPPORT_MESH */
int8_t net80211_rssi_t
ieee80211_getrssi(struct ieee80211vap *vap) ieee80211_getrssi(struct ieee80211vap *vap)
{ {
#define NZ(x) ((x) == 0 ? 1 : (x)) #define NZ(x) ((x) == 0 ? 1 : (x))
struct ieee80211com *ic = vap->iv_ic; struct ieee80211com *ic = vap->iv_ic;
struct rssiinfo info; struct rssiinfo info;
info.rssi_total = 0; info.rssi_total = 0;
info.rssi_samples = 0; info.rssi_samples = 0;
Show All 21 Lines default:
info.rssi_samples = 1; info.rssi_samples = 1;
break; break;
} }
return info.rssi_total / NZ(info.rssi_samples); return info.rssi_total / NZ(info.rssi_samples);
#undef NZ #undef NZ
} }
void void
ieee80211_getsignal(struct ieee80211vap *vap, int8_t *rssi, int8_t *noise) ieee80211_getsignal(struct ieee80211vap *vap, net80211_rssi_t *rssi, int8_t *noise)
{ {
if (vap->iv_bss == NULL) /* NB: shouldn't happen */ if (vap->iv_bss == NULL) /* NB: shouldn't happen */
return; return;
vap->iv_ic->ic_node_getsignal(vap->iv_bss, rssi, noise); vap->iv_ic->ic_node_getsignal(vap->iv_bss, rssi, noise);
/* for non-station mode return avg'd rssi accounting */ /* for non-station mode return avg'd rssi accounting */
if (vap->iv_opmode != IEEE80211_M_STA) if (vap->iv_opmode != IEEE80211_M_STA)
*rssi = ieee80211_getrssi(vap); *rssi = ieee80211_getrssi(vap);
▲ Show 20 Lines • Show All 228 Lines • Show Last 20 Lines