diff --git a/contrib/pf/ftp-proxy/filter.c b/contrib/pf/ftp-proxy/filter.c index f575db1c69cc..db3735565dac 100644 --- a/contrib/pf/ftp-proxy/filter.c +++ b/contrib/pf/ftp-proxy/filter.c @@ -1,393 +1,399 @@ /* $OpenBSD: filter.c,v 1.8 2008/06/13 07:25:26 claudio Exp $ */ /* * Copyright (c) 2004, 2005 Camiel Dobbelaar, * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include #include #include #include #include #include #include +#include #include #include #include #include #include "filter.h" /* From netinet/in.h, but only _KERNEL_ gets them. */ #define satosin(sa) ((struct sockaddr_in *)(sa)) #define satosin6(sa) ((struct sockaddr_in6 *)(sa)) enum { TRANS_FILTER = 0, TRANS_NAT, TRANS_RDR, TRANS_SIZE }; int prepare_rule(u_int32_t, int, struct sockaddr *, struct sockaddr *, u_int16_t); int server_lookup4(struct sockaddr_in *, struct sockaddr_in *, struct sockaddr_in *); int server_lookup6(struct sockaddr_in6 *, struct sockaddr_in6 *, struct sockaddr_in6 *); static struct pfioc_pooladdr pfp; static struct pfioc_rule pfr; static struct pfioc_trans pft; static struct pfioc_trans_e pfte[TRANS_SIZE]; static int dev, rule_log; static const char *qname, *tagname; int add_filter(u_int32_t id, u_int8_t dir, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port) { if (!src || !dst || !d_port) { errno = EINVAL; return (-1); } if (prepare_rule(id, PF_RULESET_FILTER, src, dst, d_port) == -1) return (-1); pfr.rule.direction = dir; - if (ioctl(dev, DIOCADDRULE, &pfr) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); return (0); } int add_nat(u_int32_t id, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port, struct sockaddr *nat, u_int16_t nat_range_low, u_int16_t nat_range_high) { if (!src || !dst || !d_port || !nat || !nat_range_low || (src->sa_family != nat->sa_family)) { errno = EINVAL; return (-1); } if (prepare_rule(id, PF_RULESET_NAT, src, dst, d_port) == -1) return (-1); if (nat->sa_family == AF_INET) { memcpy(&pfp.addr.addr.v.a.addr.v4, &satosin(nat)->sin_addr.s_addr, 4); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 4); } else { memcpy(&pfp.addr.addr.v.a.addr.v6, &satosin6(nat)->sin6_addr.s6_addr, 16); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 16); } - if (ioctl(dev, DIOCADDADDR, &pfp) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); pfr.rule.rpool.proxy_port[0] = nat_range_low; pfr.rule.rpool.proxy_port[1] = nat_range_high; - if (ioctl(dev, DIOCADDRULE, &pfr) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); return (0); } int add_rdr(u_int32_t id, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port, struct sockaddr *rdr, u_int16_t rdr_port) { if (!src || !dst || !d_port || !rdr || !rdr_port || (src->sa_family != rdr->sa_family)) { errno = EINVAL; return (-1); } if (prepare_rule(id, PF_RULESET_RDR, src, dst, d_port) == -1) return (-1); if (rdr->sa_family == AF_INET) { memcpy(&pfp.addr.addr.v.a.addr.v4, &satosin(rdr)->sin_addr.s_addr, 4); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 4); } else { memcpy(&pfp.addr.addr.v.a.addr.v6, &satosin6(rdr)->sin6_addr.s6_addr, 16); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 16); } - if (ioctl(dev, DIOCADDADDR, &pfp) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); pfr.rule.rpool.proxy_port[0] = rdr_port; - if (ioctl(dev, DIOCADDRULE, &pfr) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); return (0); } int do_commit(void) { if (ioctl(dev, DIOCXCOMMIT, &pft) == -1) return (-1); return (0); } int do_rollback(void) { if (ioctl(dev, DIOCXROLLBACK, &pft) == -1) return (-1); return (0); } void init_filter(const char *opt_qname, const char *opt_tagname, int opt_verbose) { struct pf_status status; qname = opt_qname; tagname = opt_tagname; if (opt_verbose == 1) rule_log = PF_LOG; else if (opt_verbose == 2) rule_log = PF_LOG_ALL; dev = open("/dev/pf", O_RDWR); if (dev == -1) err(1, "open /dev/pf"); if (ioctl(dev, DIOCGETSTATUS, &status) == -1) err(1, "DIOCGETSTATUS"); if (!status.running) errx(1, "pf is disabled"); } int prepare_commit(u_int32_t id) { char an[PF_ANCHOR_NAME_SIZE]; int i; memset(&pft, 0, sizeof pft); pft.size = TRANS_SIZE; pft.esize = sizeof pfte[0]; pft.array = pfte; snprintf(an, PF_ANCHOR_NAME_SIZE, "%s/%d.%d", FTP_PROXY_ANCHOR, getpid(), id); for (i = 0; i < TRANS_SIZE; i++) { memset(&pfte[i], 0, sizeof pfte[0]); strlcpy(pfte[i].anchor, an, PF_ANCHOR_NAME_SIZE); switch (i) { case TRANS_FILTER: pfte[i].rs_num = PF_RULESET_FILTER; break; case TRANS_NAT: pfte[i].rs_num = PF_RULESET_NAT; break; case TRANS_RDR: pfte[i].rs_num = PF_RULESET_RDR; break; default: errno = EINVAL; return (-1); } } if (ioctl(dev, DIOCXBEGIN, &pft) == -1) return (-1); return (0); } int prepare_rule(u_int32_t id, int rs_num, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port) { char an[PF_ANCHOR_NAME_SIZE]; if ((src->sa_family != AF_INET && src->sa_family != AF_INET6) || (src->sa_family != dst->sa_family)) { errno = EPROTONOSUPPORT; return (-1); } memset(&pfp, 0, sizeof pfp); memset(&pfr, 0, sizeof pfr); snprintf(an, PF_ANCHOR_NAME_SIZE, "%s/%d.%d", FTP_PROXY_ANCHOR, getpid(), id); strlcpy(pfp.anchor, an, PF_ANCHOR_NAME_SIZE); strlcpy(pfr.anchor, an, PF_ANCHOR_NAME_SIZE); switch (rs_num) { case PF_RULESET_FILTER: pfr.ticket = pfte[TRANS_FILTER].ticket; break; case PF_RULESET_NAT: pfr.ticket = pfte[TRANS_NAT].ticket; break; case PF_RULESET_RDR: pfr.ticket = pfte[TRANS_RDR].ticket; break; default: errno = EINVAL; return (-1); } if (ioctl(dev, DIOCBEGINADDRS, &pfp) == -1) return (-1); pfr.pool_ticket = pfp.ticket; /* Generic for all rule types. */ pfr.rule.af = src->sa_family; pfr.rule.proto = IPPROTO_TCP; pfr.rule.src.addr.type = PF_ADDR_ADDRMASK; pfr.rule.dst.addr.type = PF_ADDR_ADDRMASK; if (src->sa_family == AF_INET) { memcpy(&pfr.rule.src.addr.v.a.addr.v4, &satosin(src)->sin_addr.s_addr, 4); memset(&pfr.rule.src.addr.v.a.mask.addr8, 255, 4); memcpy(&pfr.rule.dst.addr.v.a.addr.v4, &satosin(dst)->sin_addr.s_addr, 4); memset(&pfr.rule.dst.addr.v.a.mask.addr8, 255, 4); } else { memcpy(&pfr.rule.src.addr.v.a.addr.v6, &satosin6(src)->sin6_addr.s6_addr, 16); memset(&pfr.rule.src.addr.v.a.mask.addr8, 255, 16); memcpy(&pfr.rule.dst.addr.v.a.addr.v6, &satosin6(dst)->sin6_addr.s6_addr, 16); memset(&pfr.rule.dst.addr.v.a.mask.addr8, 255, 16); } pfr.rule.dst.port_op = PF_OP_EQ; pfr.rule.dst.port[0] = htons(d_port); switch (rs_num) { case PF_RULESET_FILTER: /* * pass [quick] [log] inet[6] proto tcp \ * from $src to $dst port = $d_port flags S/SA keep state * (max 1) [queue qname] [tag tagname] */ pfr.rule.action = PF_PASS; pfr.rule.quick = 1; pfr.rule.log = rule_log; pfr.rule.keep_state = 1; pfr.rule.flags = TH_SYN; pfr.rule.flagset = (TH_SYN|TH_ACK); pfr.rule.max_states = 1; if (qname != NULL) strlcpy(pfr.rule.qname, qname, sizeof pfr.rule.qname); if (tagname != NULL) { pfr.rule.quick = 0; strlcpy(pfr.rule.tagname, tagname, sizeof pfr.rule.tagname); } break; case PF_RULESET_NAT: /* * nat inet[6] proto tcp from $src to $dst port $d_port -> $nat */ pfr.rule.action = PF_NAT; break; case PF_RULESET_RDR: /* * rdr inet[6] proto tcp from $src to $dst port $d_port -> $rdr */ pfr.rule.action = PF_RDR; break; default: errno = EINVAL; return (-1); } return (0); } int server_lookup(struct sockaddr *client, struct sockaddr *proxy, struct sockaddr *server) { if (client->sa_family == AF_INET) return (server_lookup4(satosin(client), satosin(proxy), satosin(server))); if (client->sa_family == AF_INET6) return (server_lookup6(satosin6(client), satosin6(proxy), satosin6(server))); errno = EPROTONOSUPPORT; return (-1); } int server_lookup4(struct sockaddr_in *client, struct sockaddr_in *proxy, struct sockaddr_in *server) { struct pfioc_natlook pnl; memset(&pnl, 0, sizeof pnl); pnl.direction = PF_OUT; pnl.af = AF_INET; pnl.proto = IPPROTO_TCP; memcpy(&pnl.saddr.v4, &client->sin_addr.s_addr, sizeof pnl.saddr.v4); memcpy(&pnl.daddr.v4, &proxy->sin_addr.s_addr, sizeof pnl.daddr.v4); pnl.sport = client->sin_port; pnl.dport = proxy->sin_port; if (ioctl(dev, DIOCNATLOOK, &pnl) == -1) return (-1); memset(server, 0, sizeof(struct sockaddr_in)); server->sin_len = sizeof(struct sockaddr_in); server->sin_family = AF_INET; memcpy(&server->sin_addr.s_addr, &pnl.rdaddr.v4, sizeof server->sin_addr.s_addr); server->sin_port = pnl.rdport; return (0); } int server_lookup6(struct sockaddr_in6 *client, struct sockaddr_in6 *proxy, struct sockaddr_in6 *server) { struct pfioc_natlook pnl; memset(&pnl, 0, sizeof pnl); pnl.direction = PF_OUT; pnl.af = AF_INET6; pnl.proto = IPPROTO_TCP; memcpy(&pnl.saddr.v6, &client->sin6_addr.s6_addr, sizeof pnl.saddr.v6); memcpy(&pnl.daddr.v6, &proxy->sin6_addr.s6_addr, sizeof pnl.daddr.v6); pnl.sport = client->sin6_port; pnl.dport = proxy->sin6_port; if (ioctl(dev, DIOCNATLOOK, &pnl) == -1) return (-1); memset(server, 0, sizeof(struct sockaddr_in6)); server->sin6_len = sizeof(struct sockaddr_in6); server->sin6_family = AF_INET6; memcpy(&server->sin6_addr.s6_addr, &pnl.rdaddr.v6, sizeof server->sin6_addr); server->sin6_port = pnl.rdport; return (0); } diff --git a/contrib/pf/tftp-proxy/filter.c b/contrib/pf/tftp-proxy/filter.c index e5a769a62a54..0b87d568809f 100644 --- a/contrib/pf/tftp-proxy/filter.c +++ b/contrib/pf/tftp-proxy/filter.c @@ -1,404 +1,408 @@ /* $OpenBSD: filter.c,v 1.1 2005/12/28 19:07:07 jcs Exp $ */ /* $FreeBSD$ */ /* * Copyright (c) 2004, 2005 Camiel Dobbelaar, * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include #include #include #include #include #include #include #include #include +#include #include #include #include #include #include "filter.h" /* From netinet/in.h, but only _KERNEL_ gets them. */ #define satosin(sa) ((struct sockaddr_in *)(sa)) #define satosin6(sa) ((struct sockaddr_in6 *)(sa)) enum { TRANS_FILTER = 0, TRANS_NAT, TRANS_RDR, TRANS_SIZE }; int prepare_rule(u_int32_t, int, struct sockaddr *, struct sockaddr *, u_int16_t, u_int8_t); int server_lookup4(struct sockaddr_in *, struct sockaddr_in *, struct sockaddr_in *, u_int8_t); int server_lookup6(struct sockaddr_in6 *, struct sockaddr_in6 *, struct sockaddr_in6 *, u_int8_t); static struct pfioc_pooladdr pfp; static struct pfioc_rule pfr; static struct pfioc_trans pft; static struct pfioc_trans_e pfte[TRANS_SIZE]; static int dev, rule_log; static char *qname; int add_filter(u_int32_t id, u_int8_t dir, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port, u_int8_t proto) { if (!src || !dst || !d_port || !proto) { errno = EINVAL; return (-1); } if (prepare_rule(id, PF_RULESET_FILTER, src, dst, d_port, proto) == -1) return (-1); pfr.rule.direction = dir; - if (ioctl(dev, DIOCADDRULE, &pfr) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); return (0); } int add_nat(u_int32_t id, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port, struct sockaddr *nat, u_int16_t nat_range_low, u_int16_t nat_range_high, u_int8_t proto) { if (!src || !dst || !d_port || !nat || !nat_range_low || !proto || (src->sa_family != nat->sa_family)) { errno = EINVAL; return (-1); } if (prepare_rule(id, PF_RULESET_NAT, src, dst, d_port, proto) == -1) return (-1); if (nat->sa_family == AF_INET) { memcpy(&pfp.addr.addr.v.a.addr.v4, &satosin(nat)->sin_addr.s_addr, 4); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 4); } else { memcpy(&pfp.addr.addr.v.a.addr.v6, &satosin6(nat)->sin6_addr.s6_addr, 16); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 16); } if (ioctl(dev, DIOCADDADDR, &pfp) == -1) return (-1); pfr.rule.rpool.proxy_port[0] = nat_range_low; pfr.rule.rpool.proxy_port[1] = nat_range_high; - if (ioctl(dev, DIOCADDRULE, &pfr) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); return (0); } int add_rdr(u_int32_t id, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port, struct sockaddr *rdr, u_int16_t rdr_port, u_int8_t proto) { if (!src || !dst || !d_port || !rdr || !rdr_port || !proto || (src->sa_family != rdr->sa_family)) { errno = EINVAL; return (-1); } if (prepare_rule(id, PF_RULESET_RDR, src, dst, d_port, proto) == -1) return (-1); if (rdr->sa_family == AF_INET) { memcpy(&pfp.addr.addr.v.a.addr.v4, &satosin(rdr)->sin_addr.s_addr, 4); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 4); } else { memcpy(&pfp.addr.addr.v.a.addr.v6, &satosin6(rdr)->sin6_addr.s6_addr, 16); memset(&pfp.addr.addr.v.a.mask.addr8, 255, 16); } if (ioctl(dev, DIOCADDADDR, &pfp) == -1) return (-1); pfr.rule.rpool.proxy_port[0] = rdr_port; - if (ioctl(dev, DIOCADDRULE, &pfr) == -1) + if (pfctl_add_rule(dev, &pfr.rule, pfr.anchor, pfr.anchor_call, + pfr.ticket, pfr.pool_ticket)) return (-1); return (0); } int do_commit(void) { if (ioctl(dev, DIOCXCOMMIT, &pft) == -1) return (-1); return (0); } int do_rollback(void) { if (ioctl(dev, DIOCXROLLBACK, &pft) == -1) return (-1); return (0); } void init_filter(char *opt_qname, int opt_verbose) { struct pf_status status; qname = opt_qname; if (opt_verbose == 1) rule_log = PF_LOG; else if (opt_verbose == 2) rule_log = PF_LOG_ALL; dev = open("/dev/pf", O_RDWR); if (dev == -1) { syslog(LOG_ERR, "can't open /dev/pf"); exit(1); } if (ioctl(dev, DIOCGETSTATUS, &status) == -1) { syslog(LOG_ERR, "DIOCGETSTATUS"); exit(1); } if (!status.running) { syslog(LOG_ERR, "pf is disabled"); exit(1); } } int prepare_commit(u_int32_t id) { char an[PF_ANCHOR_NAME_SIZE]; int i; memset(&pft, 0, sizeof pft); pft.size = TRANS_SIZE; pft.esize = sizeof pfte[0]; pft.array = pfte; snprintf(an, PF_ANCHOR_NAME_SIZE, "%s/%d.%d", FTP_PROXY_ANCHOR, getpid(), id); for (i = 0; i < TRANS_SIZE; i++) { memset(&pfte[i], 0, sizeof pfte[0]); strlcpy(pfte[i].anchor, an, PF_ANCHOR_NAME_SIZE); switch (i) { case TRANS_FILTER: pfte[i].rs_num = PF_RULESET_FILTER; break; case TRANS_NAT: pfte[i].rs_num = PF_RULESET_NAT; break; case TRANS_RDR: pfte[i].rs_num = PF_RULESET_RDR; break; default: errno = EINVAL; return (-1); } } if (ioctl(dev, DIOCXBEGIN, &pft) == -1) return (-1); return (0); } int prepare_rule(u_int32_t id, int rs_num, struct sockaddr *src, struct sockaddr *dst, u_int16_t d_port, u_int8_t proto) { char an[PF_ANCHOR_NAME_SIZE]; if ((src->sa_family != AF_INET && src->sa_family != AF_INET6) || (src->sa_family != dst->sa_family)) { errno = EPROTONOSUPPORT; return (-1); } memset(&pfp, 0, sizeof pfp); memset(&pfr, 0, sizeof pfr); snprintf(an, PF_ANCHOR_NAME_SIZE, "%s/%d.%d", FTP_PROXY_ANCHOR, getpid(), id); strlcpy(pfp.anchor, an, PF_ANCHOR_NAME_SIZE); strlcpy(pfr.anchor, an, PF_ANCHOR_NAME_SIZE); switch (rs_num) { case PF_RULESET_FILTER: pfr.ticket = pfte[TRANS_FILTER].ticket; break; case PF_RULESET_NAT: pfr.ticket = pfte[TRANS_NAT].ticket; break; case PF_RULESET_RDR: pfr.ticket = pfte[TRANS_RDR].ticket; break; default: errno = EINVAL; return (-1); } if (ioctl(dev, DIOCBEGINADDRS, &pfp) == -1) return (-1); pfr.pool_ticket = pfp.ticket; /* Generic for all rule types. */ pfr.rule.af = src->sa_family; pfr.rule.proto = proto; pfr.rule.src.addr.type = PF_ADDR_ADDRMASK; pfr.rule.dst.addr.type = PF_ADDR_ADDRMASK; if (src->sa_family == AF_INET) { memcpy(&pfr.rule.src.addr.v.a.addr.v4, &satosin(src)->sin_addr.s_addr, 4); memset(&pfr.rule.src.addr.v.a.mask.addr8, 255, 4); memcpy(&pfr.rule.dst.addr.v.a.addr.v4, &satosin(dst)->sin_addr.s_addr, 4); memset(&pfr.rule.dst.addr.v.a.mask.addr8, 255, 4); } else { memcpy(&pfr.rule.src.addr.v.a.addr.v6, &satosin6(src)->sin6_addr.s6_addr, 16); memset(&pfr.rule.src.addr.v.a.mask.addr8, 255, 16); memcpy(&pfr.rule.dst.addr.v.a.addr.v6, &satosin6(dst)->sin6_addr.s6_addr, 16); memset(&pfr.rule.dst.addr.v.a.mask.addr8, 255, 16); } pfr.rule.dst.port_op = PF_OP_EQ; pfr.rule.dst.port[0] = htons(d_port); switch (rs_num) { case PF_RULESET_FILTER: /* * pass quick [log] inet[6] proto tcp \ * from $src to $dst port = $d_port flags S/SAFR keep state * (max 1) [queue qname] */ pfr.rule.action = PF_PASS; pfr.rule.quick = 1; pfr.rule.log = rule_log; pfr.rule.keep_state = 1; #ifdef __FreeBSD__ pfr.rule.flags = (proto == IPPROTO_TCP ? TH_SYN : 0); pfr.rule.flagset = (proto == IPPROTO_TCP ? (TH_SYN|TH_ACK|TH_FIN|TH_RST) : 0); #else pfr.rule.flags = (proto == IPPROTO_TCP ? TH_SYN : NULL); pfr.rule.flagset = (proto == IPPROTO_TCP ? (TH_SYN|TH_ACK|TH_FIN|TH_RST) : NULL); #endif pfr.rule.max_states = 1; if (qname != NULL) strlcpy(pfr.rule.qname, qname, sizeof pfr.rule.qname); break; case PF_RULESET_NAT: /* * nat inet[6] proto tcp from $src to $dst port $d_port -> $nat */ pfr.rule.action = PF_NAT; break; case PF_RULESET_RDR: /* * rdr inet[6] proto tcp from $src to $dst port $d_port -> $rdr */ pfr.rule.action = PF_RDR; break; default: errno = EINVAL; return (-1); } return (0); } int server_lookup(struct sockaddr *client, struct sockaddr *proxy, struct sockaddr *server, u_int8_t proto) { if (client->sa_family == AF_INET) return (server_lookup4(satosin(client), satosin(proxy), satosin(server), proto)); if (client->sa_family == AF_INET6) return (server_lookup6(satosin6(client), satosin6(proxy), satosin6(server), proto)); errno = EPROTONOSUPPORT; return (-1); } int server_lookup4(struct sockaddr_in *client, struct sockaddr_in *proxy, struct sockaddr_in *server, u_int8_t proto) { struct pfioc_natlook pnl; memset(&pnl, 0, sizeof pnl); pnl.direction = PF_OUT; pnl.af = AF_INET; pnl.proto = proto; memcpy(&pnl.saddr.v4, &client->sin_addr.s_addr, sizeof pnl.saddr.v4); memcpy(&pnl.daddr.v4, &proxy->sin_addr.s_addr, sizeof pnl.daddr.v4); pnl.sport = client->sin_port; pnl.dport = proxy->sin_port; if (ioctl(dev, DIOCNATLOOK, &pnl) == -1) return (-1); memset(server, 0, sizeof(struct sockaddr_in)); server->sin_len = sizeof(struct sockaddr_in); server->sin_family = AF_INET; memcpy(&server->sin_addr.s_addr, &pnl.rdaddr.v4, sizeof server->sin_addr.s_addr); server->sin_port = pnl.rdport; return (0); } int server_lookup6(struct sockaddr_in6 *client, struct sockaddr_in6 *proxy, struct sockaddr_in6 *server, u_int8_t proto) { struct pfioc_natlook pnl; memset(&pnl, 0, sizeof pnl); pnl.direction = PF_OUT; pnl.af = AF_INET6; pnl.proto = proto; memcpy(&pnl.saddr.v6, &client->sin6_addr.s6_addr, sizeof pnl.saddr.v6); memcpy(&pnl.daddr.v6, &proxy->sin6_addr.s6_addr, sizeof pnl.daddr.v6); pnl.sport = client->sin6_port; pnl.dport = proxy->sin6_port; if (ioctl(dev, DIOCNATLOOK, &pnl) == -1) return (-1); memset(server, 0, sizeof(struct sockaddr_in6)); server->sin6_len = sizeof(struct sockaddr_in6); server->sin6_family = AF_INET6; memcpy(&server->sin6_addr.s6_addr, &pnl.rdaddr.v6, sizeof server->sin6_addr); server->sin6_port = pnl.rdport; return (0); } diff --git a/libexec/tftp-proxy/Makefile b/libexec/tftp-proxy/Makefile index 596ca26cb61c..353e72007734 100644 --- a/libexec/tftp-proxy/Makefile +++ b/libexec/tftp-proxy/Makefile @@ -1,11 +1,14 @@ # $FreeBSD$ .PATH: ${SRCTOP}/contrib/pf/tftp-proxy PROG= tftp-proxy SRCS= tftp-proxy.c filter.c MAN= tftp-proxy.8 +CFLAGS+= -I${SRCTOP}/lib/libpfctl -I${OBJTOP}/lib/libpfctl +LIBADD= pfctl + WARNS?= 3 .include diff --git a/usr.sbin/ftp-proxy/Makefile b/usr.sbin/ftp-proxy/Makefile index 7d05aa9bf624..768901f99131 100644 --- a/usr.sbin/ftp-proxy/Makefile +++ b/usr.sbin/ftp-proxy/Makefile @@ -1,16 +1,17 @@ # $FreeBSD$ .PATH: ${SRCTOP}/contrib/pf/ftp-proxy PROG= ftp-proxy MAN= ftp-proxy.8 SRCS= ftp-proxy.c filter.c CFLAGS+=-I${SRCTOP}/contrib/pf/libevent +CFLAGS+= -I${SRCTOP}/lib/libpfctl -I${OBJTOP}/lib/libpfctl -LIBADD= event1 +LIBADD= event1 pfctl WARNS?= 3 .include