1195618Srpaulo/*- 2195618Srpaulo * Copyright (c) 2009 The FreeBSD Foundation 3195618Srpaulo * All rights reserved. 4195618Srpaulo * 5195618Srpaulo * This software was developed by Rui Paulo under sponsorship from the 6195618Srpaulo * FreeBSD Foundation. 7195618Srpaulo * 8195618Srpaulo * Redistribution and use in source and binary forms, with or without 9195618Srpaulo * modification, are permitted provided that the following conditions 10195618Srpaulo * are met: 11195618Srpaulo * 1. Redistributions of source code must retain the above copyright 12195618Srpaulo * notice, this list of conditions and the following disclaimer. 13195618Srpaulo * 2. Redistributions in binary form must reproduce the above copyright 14195618Srpaulo * notice, this list of conditions and the following disclaimer in the 15195618Srpaulo * documentation and/or other materials provided with the distribution. 16195618Srpaulo * 17195618Srpaulo * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18195618Srpaulo * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19195618Srpaulo * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20195618Srpaulo * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21195618Srpaulo * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22195618Srpaulo * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23195618Srpaulo * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24195618Srpaulo * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25195618Srpaulo * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26195618Srpaulo * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27195618Srpaulo * SUCH DAMAGE. 28195618Srpaulo * 29195618Srpaulo * $FreeBSD$ 30195618Srpaulo */ 31195618Srpaulo#ifndef _NET80211_IEEE80211_MESH_H_ 32195618Srpaulo#define _NET80211_IEEE80211_MESH_H_ 33195618Srpaulo 34195618Srpaulo#define IEEE80211_MESH_DEFAULT_TTL 31 35195618Srpaulo 36195618Srpaulo/* 37197413Srpaulo * NB: all structures are __packed so sizeof works on arm, et. al. 38195618Srpaulo */ 39195618Srpaulo/* 40195618Srpaulo * 802.11s Information Elements. 41195618Srpaulo*/ 42195618Srpaulo/* Mesh Configuration */ 43195618Srpaulostruct ieee80211_meshconf_ie { 44195618Srpaulo uint8_t conf_ie; /* IEEE80211_ELEMID_MESHCONF */ 45195618Srpaulo uint8_t conf_len; 46197975Srpaulo uint8_t conf_pselid; /* Active Path Sel. Proto. ID */ 47197975Srpaulo uint8_t conf_pmetid; /* Active Metric Identifier */ 48197975Srpaulo uint8_t conf_ccid; /* Congestion Control Mode ID */ 49197975Srpaulo uint8_t conf_syncid; /* Sync. Protocol ID */ 50197975Srpaulo uint8_t conf_authid; /* Auth. Protocol ID */ 51195618Srpaulo uint8_t conf_form; /* Formation Information */ 52202178Srpaulo uint16_t conf_cap; 53195618Srpaulo} __packed; 54195618Srpaulo 55195618Srpaulo/* Hybrid Wireless Mesh Protocol */ 56197975Srpaulo#define IEEE80211_MESHCONF_PATH_HWMP 0x00 57195618Srpaulo/* Airtime Link Metric */ 58197975Srpaulo#define IEEE80211_MESHCONF_METRIC_AIRTIME 0x00 59197975Srpaulo/* Congestion Control */ 60197975Srpaulo#define IEEE80211_MESHCONF_CC_DISABLED 0x00 61197975Srpaulo#define IEEE80211_MESHCONF_CC_SIG 0x01 62195618Srpaulo/* Neighbour Offset */ 63197975Srpaulo#define IEEE80211_MESHCONF_SYNC_NEIGHOFF 0x00 64197975Srpaulo#define IEEE80211_MESHCONF_AUTH_DISABLED 0x00 65195618Srpaulo/* Simultaneous Authenticaction of Equals */ 66197975Srpaulo#define IEEE80211_MESHCONF_AUTH_SAE 0x01 67195618Srpaulo#define IEEE80211_MESHCONF_FORM_MP 0x01 /* Connected to Portal */ 68195618Srpaulo#define IEEE80211_MESHCONF_FORM_NNEIGH_MASK 0x04 /* Number of Neighbours */ 69195618Srpaulo#define IEEE80211_MESHCONF_CAP_AP 0x01 /* Accepting Peers */ 70195618Srpaulo#define IEEE80211_MESHCONF_CAP_MCCAS 0x02 /* MCCA supported */ 71195618Srpaulo#define IEEE80211_MESHCONF_CAP_MCCAE 0x04 /* MCCA enabled */ 72195618Srpaulo#define IEEE80211_MESHCONF_CAP_FWRD 0x08 /* forwarding enabled */ 73195618Srpaulo#define IEEE80211_MESHCONF_CAP_BTR 0x10 /* Beacon Timing Report Enab */ 74195618Srpaulo#define IEEE80211_MESHCONF_CAP_TBTTA 0x20 /* TBTT Adj. Enabled */ 75202178Srpaulo#define IEEE80211_MESHCONF_CAP_TBTT 0x40 /* TBTT Adjusting */ 76202178Srpaulo#define IEEE80211_MESHCONF_CAP_PSL 0x80 /* Power Save Level */ 77195618Srpaulo 78195618Srpaulo/* Mesh Identifier */ 79195618Srpaulostruct ieee80211_meshid_ie { 80195618Srpaulo uint8_t id_ie; /* IEEE80211_ELEMID_MESHID */ 81195618Srpaulo uint8_t id_len; 82195618Srpaulo} __packed; 83195618Srpaulo 84195618Srpaulo/* Link Metric Report */ 85195618Srpaulostruct ieee80211_meshlmetric_ie { 86195618Srpaulo uint8_t lm_ie; /* IEEE80211_ELEMID_MESHLINK */ 87195618Srpaulo uint8_t lm_len; 88195618Srpaulo uint32_t lm_metric; 89195618Srpaulo#define IEEE80211_MESHLMETRIC_INITIALVAL 0 90195618Srpaulo} __packed; 91195618Srpaulo 92195618Srpaulo/* Congestion Notification */ 93195618Srpaulostruct ieee80211_meshcngst_ie { 94195618Srpaulo uint8_t cngst_ie; /* IEEE80211_ELEMID_MESHCNGST */ 95195618Srpaulo uint8_t cngst_len; 96195618Srpaulo uint16_t cngst_timer[4]; /* Expiration Timers: AC_BK, 97195618Srpaulo AC_BE, AC_VI, AC_VO */ 98195618Srpaulo} __packed; 99195618Srpaulo 100195618Srpaulo/* Peer Link Management */ 101195618Srpaulostruct ieee80211_meshpeer_ie { 102195618Srpaulo uint8_t peer_ie; /* IEEE80211_ELEMID_MESHPEER */ 103195618Srpaulo uint8_t peer_len; 104197413Srpaulo uint8_t peer_proto[4]; /* Peer Management Protocol */ 105195618Srpaulo uint16_t peer_llinkid; /* Local Link ID */ 106195618Srpaulo uint16_t peer_linkid; /* Peer Link ID */ 107195618Srpaulo uint16_t peer_rcode; 108195618Srpaulo} __packed; 109195618Srpaulo 110195618Srpauloenum { 111195618Srpaulo IEEE80211_MESH_PEER_LINK_OPEN = 0, 112195618Srpaulo IEEE80211_MESH_PEER_LINK_CONFIRM = 1, 113195618Srpaulo IEEE80211_MESH_PEER_LINK_CLOSE = 2, 114195618Srpaulo /* values 3-255 are reserved */ 115195618Srpaulo}; 116195618Srpaulo 117197413Srpaulo/* Mesh Peering Management Protocol */ 118197413Srpaulo#define IEEE80211_MESH_PEER_PROTO_OUI 0x00, 0x0f, 0xac 119197413Srpaulo#define IEEE80211_MESH_PEER_PROTO_VALUE 0x2a 120197413Srpaulo#define IEEE80211_MESH_PEER_PROTO { IEEE80211_MESH_PEER_PROTO_OUI, \ 121197413Srpaulo IEEE80211_MESH_PEER_PROTO_VALUE } 122197413Srpaulo/* Abbreviated Handshake Protocol */ 123197413Srpaulo#define IEEE80211_MESH_PEER_PROTO_AH_OUI 0x00, 0x0f, 0xac 124197413Srpaulo#define IEEE80211_MESH_PEER_PROTO_AH_VALUE 0x2b 125197413Srpaulo#define IEEE80211_MESH_PEER_PROTO_AH { IEEE80211_MESH_PEER_PROTO_AH_OUI, \ 126197413Srpaulo IEEE80211_MESH_PEER_PROTO_AH_VALUE } 127195618Srpaulo#ifdef notyet 128195618Srpaulo/* Mesh Channel Switch Annoucement */ 129195618Srpaulostruct ieee80211_meshcsa_ie { 130195618Srpaulo uint8_t csa_ie; /* IEEE80211_ELEMID_MESHCSA */ 131195618Srpaulo uint8_t csa_len; 132195618Srpaulo uint8_t csa_mode; 133195618Srpaulo uint8_t csa_newclass; /* New Regulatory Class */ 134195618Srpaulo uint8_t csa_newchan; 135195618Srpaulo uint8_t csa_precvalue; /* Precedence Value */ 136195618Srpaulo uint8_t csa_count; 137195618Srpaulo} __packed; 138195618Srpaulo 139195618Srpaulo/* Mesh TIM */ 140195618Srpaulo/* Equal to the non Mesh version */ 141195618Srpaulo 142195618Srpaulo/* Mesh Awake Window */ 143195618Srpaulostruct ieee80211_meshawakew_ie { 144195618Srpaulo uint8_t awakew_ie; /* IEEE80211_ELEMID_MESHAWAKEW */ 145195618Srpaulo uint8_t awakew_len; 146195618Srpaulo uint8_t awakew_windowlen; /* in TUs */ 147195618Srpaulo} __packed; 148195618Srpaulo 149195618Srpaulo/* Mesh Beacon Timing */ 150195618Srpaulostruct ieee80211_meshbeacont_ie { 151195618Srpaulo uint8_t beacont_ie; /* IEEE80211_ELEMID_MESHBEACONT */ 152195618Srpaulo uint8_t beacont_len; 153195618Srpaulo struct { 154195618Srpaulo uint8_t mp_aid; /* Least Octet of AID */ 155195618Srpaulo uint16_t mp_btime; /* Beacon Time */ 156195618Srpaulo uint16_t mp_bint; /* Beacon Interval */ 157195618Srpaulo } __packed mp[1]; /* NB: variable size */ 158195618Srpaulo} __packed; 159195618Srpaulo#endif 160195618Srpaulo 161195618Srpaulo/* Portal (MP) Annoucement */ 162195618Srpaulostruct ieee80211_meshpann_ie { 163195618Srpaulo uint8_t pann_ie; /* IEEE80211_ELEMID_MESHPANN */ 164195618Srpaulo uint8_t pann_len; 165195618Srpaulo uint8_t pann_flags; 166195618Srpaulo uint8_t pann_hopcount; 167195618Srpaulo uint8_t pann_ttl; 168195618Srpaulo uint8_t pann_addr[IEEE80211_ADDR_LEN]; 169195618Srpaulo uint8_t pann_seq; /* PANN Sequence Number */ 170195618Srpaulo} __packed; 171195618Srpaulo 172195618Srpaulo/* Root (MP) Annoucement */ 173195618Srpaulostruct ieee80211_meshrann_ie { 174195618Srpaulo uint8_t rann_ie; /* IEEE80211_ELEMID_MESHRANN */ 175195618Srpaulo uint8_t rann_len; 176195618Srpaulo uint8_t rann_flags; 177195618Srpaulo#define IEEE80211_MESHRANN_FLAGS_PR 0x01 /* Portal Role */ 178195618Srpaulo uint8_t rann_hopcount; 179195618Srpaulo uint8_t rann_ttl; 180195618Srpaulo uint8_t rann_addr[IEEE80211_ADDR_LEN]; 181195618Srpaulo uint32_t rann_seq; /* HWMP Sequence Number */ 182195618Srpaulo uint32_t rann_metric; 183195618Srpaulo} __packed; 184195618Srpaulo 185195618Srpaulo/* Mesh Path Request */ 186195618Srpaulostruct ieee80211_meshpreq_ie { 187195618Srpaulo uint8_t preq_ie; /* IEEE80211_ELEMID_MESHPREQ */ 188195618Srpaulo uint8_t preq_len; 189195618Srpaulo uint8_t preq_flags; 190195618Srpaulo#define IEEE80211_MESHPREQ_FLAGS_PR 0x01 /* Portal Role */ 191195618Srpaulo#define IEEE80211_MESHPREQ_FLAGS_AM 0x02 /* 0 = ucast / 1 = bcast */ 192195618Srpaulo#define IEEE80211_MESHPREQ_FLAGS_PP 0x04 /* Proactive PREP */ 193195618Srpaulo#define IEEE80211_MESHPREQ_FLAGS_AE 0x40 /* Address Extension */ 194195618Srpaulo uint8_t preq_hopcount; 195195618Srpaulo uint8_t preq_ttl; 196195618Srpaulo uint32_t preq_id; 197195618Srpaulo uint8_t preq_origaddr[IEEE80211_ADDR_LEN]; 198195618Srpaulo uint32_t preq_origseq; /* HWMP Sequence Number */ 199195618Srpaulo /* NB: may have Originator Proxied Address */ 200195618Srpaulo uint32_t preq_lifetime; 201195618Srpaulo uint32_t preq_metric; 202195618Srpaulo uint8_t preq_tcount; /* target count */ 203195618Srpaulo struct { 204195618Srpaulo uint8_t target_flags; 205195618Srpaulo#define IEEE80211_MESHPREQ_TFLAGS_TO 0x01 /* Target Only */ 206195618Srpaulo#define IEEE80211_MESHPREQ_TFLAGS_RF 0x02 /* Reply and Forward */ 207195618Srpaulo#define IEEE80211_MESHPREQ_TFLAGS_USN 0x04 /* Unknown HWMP seq number */ 208195618Srpaulo uint8_t target_addr[IEEE80211_ADDR_LEN]; 209195618Srpaulo uint32_t target_seq; /* HWMP Sequence Number */ 210195618Srpaulo } __packed preq_targets[1]; /* NB: variable size */ 211195618Srpaulo} __packed; 212195618Srpaulo 213195618Srpaulo/* Mesh Path Reply */ 214195618Srpaulostruct ieee80211_meshprep_ie { 215195618Srpaulo uint8_t prep_ie; /* IEEE80211_ELEMID_MESHPREP */ 216195618Srpaulo uint8_t prep_len; 217195618Srpaulo uint8_t prep_flags; 218195618Srpaulo uint8_t prep_hopcount; 219195618Srpaulo uint8_t prep_ttl; 220195618Srpaulo uint8_t prep_targetaddr[IEEE80211_ADDR_LEN]; 221195618Srpaulo uint32_t prep_targetseq; 222195618Srpaulo /* NB: May have Target Proxied Address */ 223195618Srpaulo uint32_t prep_lifetime; 224195618Srpaulo uint32_t prep_metric; 225195618Srpaulo uint8_t prep_origaddr[IEEE80211_ADDR_LEN]; 226195618Srpaulo uint32_t prep_origseq; /* HWMP Sequence Number */ 227195618Srpaulo} __packed; 228195618Srpaulo 229195618Srpaulo/* Mesh Path Error */ 230195618Srpaulostruct ieee80211_meshperr_ie { 231195618Srpaulo uint8_t perr_ie; /* IEEE80211_ELEMID_MESHPERR */ 232195618Srpaulo uint8_t perr_len; 233197413Srpaulo uint8_t perr_ttl; 234195618Srpaulo uint8_t perr_ndests; /* Number of Destinations */ 235195618Srpaulo struct { 236197413Srpaulo uint8_t dest_flags; 237197413Srpaulo#define IEEE80211_MESHPERR_DFLAGS_USN 0x01 238197413Srpaulo#define IEEE80211_MESHPERR_DFLAGS_RC 0x02 239195618Srpaulo uint8_t dest_addr[IEEE80211_ADDR_LEN]; 240195618Srpaulo uint32_t dest_seq; /* HWMP Sequence Number */ 241197413Srpaulo uint16_t dest_rcode; 242195618Srpaulo } __packed perr_dests[1]; /* NB: variable size */ 243195618Srpaulo} __packed; 244195618Srpaulo 245195618Srpaulo#ifdef notyet 246195618Srpaulo/* Mesh Proxy Update */ 247195618Srpaulostruct ieee80211_meshpu_ie { 248195618Srpaulo uint8_t pu_ie; /* IEEE80211_ELEMID_MESHPU */ 249195618Srpaulo uint8_t pu_len; 250195618Srpaulo uint8_t pu_flags; 251195618Srpaulo#define IEEE80211_MESHPU_FLAGS_MASK 0x1 252195618Srpaulo#define IEEE80211_MESHPU_FLAGS_DEL 0x0 253195618Srpaulo#define IEEE80211_MESHPU_FLAGS_ADD 0x1 254195618Srpaulo uint8_t pu_seq; /* PU Sequence Number */ 255195618Srpaulo uint8_t pu_addr[IEEE80211_ADDR_LEN]; 256195618Srpaulo uint8_t pu_naddr; /* Number of Proxied Addresses */ 257195618Srpaulo /* NB: proxied address follows */ 258195618Srpaulo} __packed; 259195618Srpaulo 260195618Srpaulo/* Mesh Proxy Update Confirmation */ 261195618Srpaulostruct ieee80211_meshpuc_ie { 262195618Srpaulo uint8_t puc_ie; /* IEEE80211_ELEMID_MESHPUC */ 263195618Srpaulo uint8_t puc_len; 264195618Srpaulo uint8_t puc_flags; 265195618Srpaulo uint8_t puc_seq; /* PU Sequence Number */ 266195618Srpaulo uint8_t puc_daddr[IEEE80211_ADDR_LEN]; 267195618Srpaulo} __packed; 268195618Srpaulo#endif 269195618Srpaulo 270195618Srpaulo/* 271195618Srpaulo * 802.11s Action Frames 272195618Srpaulo */ 273195618Srpaulo#define IEEE80211_ACTION_CAT_MESHPEERING 30 /* XXX Linux */ 274195618Srpaulo#define IEEE80211_ACTION_CAT_MESHLMETRIC 13 275195618Srpaulo#define IEEE80211_ACTION_CAT_MESHPATH 32 /* XXX Linux */ 276195618Srpaulo#define IEEE80211_ACTION_CAT_INTERWORK 15 277195618Srpaulo#define IEEE80211_ACTION_CAT_RESOURCE 16 278195618Srpaulo#define IEEE80211_ACTION_CAT_PROXY 17 279195618Srpaulo 280195618Srpaulo/* 281195618Srpaulo * Mesh Peering Action codes. 282195618Srpaulo */ 283195618Srpauloenum { 284195618Srpaulo IEEE80211_ACTION_MESHPEERING_OPEN = 0, 285195618Srpaulo IEEE80211_ACTION_MESHPEERING_CONFIRM = 1, 286195618Srpaulo IEEE80211_ACTION_MESHPEERING_CLOSE = 2, 287195618Srpaulo /* 3-255 reserved */ 288195618Srpaulo}; 289195618Srpaulo 290195618Srpaulo/* 291197413Srpaulo * Mesh Path Selection Action code. 292195618Srpaulo */ 293195618Srpauloenum { 294197413Srpaulo IEEE80211_ACTION_MESHPATH_SEL = 0, 295197413Srpaulo /* 1-255 reserved */ 296195618Srpaulo}; 297195618Srpaulo 298195618Srpaulo/* 299195618Srpaulo * Mesh Link Metric Action codes. 300195618Srpaulo */ 301195618Srpauloenum { 302195618Srpaulo IEEE80211_ACTION_MESHLMETRIC_REQ = 0, /* Link Metric Request */ 303195618Srpaulo IEEE80211_ACTION_MESHLMETRIC_REP = 1, /* Link Metric Report */ 304195618Srpaulo /* 2-255 reserved */ 305195618Srpaulo}; 306195618Srpaulo 307195618Srpaulo/* 308195618Srpaulo * Mesh Portal Annoucement Action codes. 309195618Srpaulo */ 310195618Srpauloenum { 311195618Srpaulo IEEE80211_ACTION_MESHPANN = 0, 312195618Srpaulo /* 1-255 reserved */ 313195618Srpaulo}; 314195618Srpaulo 315195618Srpaulo/* 316195618Srpaulo * Different mesh control structures based on the AE 317195618Srpaulo * (Address Extension) bits. 318195618Srpaulo */ 319195618Srpaulostruct ieee80211_meshcntl { 320195618Srpaulo uint8_t mc_flags; /* Address Extension 00 */ 321195618Srpaulo uint8_t mc_ttl; /* TTL */ 322195618Srpaulo uint8_t mc_seq[4]; /* Sequence No. */ 323195618Srpaulo /* NB: more addresses may follow */ 324195618Srpaulo} __packed; 325195618Srpaulo 326195618Srpaulostruct ieee80211_meshcntl_ae01 { 327195618Srpaulo uint8_t mc_flags; /* Address Extension 01 */ 328195618Srpaulo uint8_t mc_ttl; /* TTL */ 329195618Srpaulo uint8_t mc_seq[4]; /* Sequence No. */ 330195618Srpaulo uint8_t mc_addr4[IEEE80211_ADDR_LEN]; 331195618Srpaulo} __packed; 332195618Srpaulo 333195618Srpaulostruct ieee80211_meshcntl_ae10 { 334195618Srpaulo uint8_t mc_flags; /* Address Extension 10 */ 335195618Srpaulo uint8_t mc_ttl; /* TTL */ 336195618Srpaulo uint8_t mc_seq[4]; /* Sequence No. */ 337195784Srpaulo uint8_t mc_addr4[IEEE80211_ADDR_LEN]; 338195618Srpaulo uint8_t mc_addr5[IEEE80211_ADDR_LEN]; 339195618Srpaulo} __packed; 340195618Srpaulo 341195618Srpaulostruct ieee80211_meshcntl_ae11 { 342195618Srpaulo uint8_t mc_flags; /* Address Extension 11 */ 343195618Srpaulo uint8_t mc_ttl; /* TTL */ 344195618Srpaulo uint8_t mc_seq[4]; /* Sequence No. */ 345195618Srpaulo uint8_t mc_addr4[IEEE80211_ADDR_LEN]; 346195618Srpaulo uint8_t mc_addr5[IEEE80211_ADDR_LEN]; 347195618Srpaulo uint8_t mc_addr6[IEEE80211_ADDR_LEN]; 348195618Srpaulo} __packed; 349195618Srpaulo 350195618Srpaulo#ifdef _KERNEL 351195618SrpauloMALLOC_DECLARE(M_80211_MESH_RT); 352195618Srpaulostruct ieee80211_mesh_route { 353195618Srpaulo TAILQ_ENTRY(ieee80211_mesh_route) rt_next; 354195813Ssam int rt_crtime; /* creation time */ 355195618Srpaulo uint8_t rt_dest[IEEE80211_ADDR_LEN]; 356195618Srpaulo uint8_t rt_nexthop[IEEE80211_ADDR_LEN]; 357195618Srpaulo uint32_t rt_metric; /* path metric */ 358195618Srpaulo uint16_t rt_nhops; /* number of hops */ 359195784Srpaulo uint16_t rt_flags; 360195784Srpaulo#define IEEE80211_MESHRT_FLAGS_VALID 0x01 /* patch discovery complete */ 361195784Srpaulo#define IEEE80211_MESHRT_FLAGS_PROXY 0x02 /* proxy entry */ 362195618Srpaulo uint32_t rt_lifetime; 363195618Srpaulo uint32_t rt_lastmseq; /* last seq# seen dest */ 364195618Srpaulo void *rt_priv; /* private data */ 365195618Srpaulo}; 366195618Srpaulo#define IEEE80211_MESH_ROUTE_PRIV(rt, cast) ((cast *)rt->rt_priv) 367195618Srpaulo 368195618Srpaulo#define IEEE80211_MESH_PROTO_DSZ 12 /* description size */ 369195618Srpaulo/* 370195618Srpaulo * Mesh Path Selection Protocol. 371195618Srpaulo */ 372195618Srpauloenum ieee80211_state; 373195618Srpaulostruct ieee80211_mesh_proto_path { 374197975Srpaulo uint8_t mpp_active; 375195618Srpaulo char mpp_descr[IEEE80211_MESH_PROTO_DSZ]; 376197975Srpaulo uint8_t mpp_ie; 377195618Srpaulo struct ieee80211_node * 378195618Srpaulo (*mpp_discover)(struct ieee80211vap *, 379195618Srpaulo const uint8_t [IEEE80211_ADDR_LEN], 380195618Srpaulo struct mbuf *); 381195618Srpaulo void (*mpp_peerdown)(struct ieee80211_node *); 382195618Srpaulo void (*mpp_vattach)(struct ieee80211vap *); 383195618Srpaulo void (*mpp_vdetach)(struct ieee80211vap *); 384195618Srpaulo int (*mpp_newstate)(struct ieee80211vap *, 385195618Srpaulo enum ieee80211_state, int); 386195784Srpaulo const size_t mpp_privlen; /* size required in the routing table 387195618Srpaulo for private data */ 388195813Ssam int mpp_inact; /* inact. timeout for invalid routes 389195813Ssam (ticks) */ 390195618Srpaulo}; 391195618Srpaulo 392195618Srpaulo/* 393195618Srpaulo * Mesh Link Metric Report Protocol. 394195618Srpaulo */ 395195618Srpaulostruct ieee80211_mesh_proto_metric { 396197975Srpaulo uint8_t mpm_active; 397195618Srpaulo char mpm_descr[IEEE80211_MESH_PROTO_DSZ]; 398197975Srpaulo uint8_t mpm_ie; 399195618Srpaulo uint32_t (*mpm_metric)(struct ieee80211_node *); 400195618Srpaulo}; 401195618Srpaulo 402195618Srpaulo#ifdef notyet 403195618Srpaulo/* 404195618Srpaulo * Mesh Authentication Protocol. 405195618Srpaulo */ 406195618Srpaulostruct ieee80211_mesh_proto_auth { 407195618Srpaulo uint8_t mpa_ie[4]; 408195618Srpaulo}; 409195618Srpaulo 410195618Srpaulostruct ieee80211_mesh_proto_congestion { 411195618Srpaulo}; 412195618Srpaulo 413195618Srpaulostruct ieee80211_mesh_proto_sync { 414195618Srpaulo}; 415195618Srpaulo#endif 416195618Srpaulo 417195618Srpaulotypedef uint32_t ieee80211_mesh_seq; 418195618Srpaulo#define IEEE80211_MESH_SEQ_LEQ(a, b) ((int32_t)((a)-(b)) <= 0) 419195618Srpaulo#define IEEE80211_MESH_SEQ_GEQ(a, b) ((int32_t)((a)-(b)) >= 0) 420195618Srpaulo 421195618Srpaulostruct ieee80211_mesh_state { 422195618Srpaulo int ms_idlen; 423195618Srpaulo uint8_t ms_id[IEEE80211_MESHID_LEN]; 424195618Srpaulo ieee80211_mesh_seq ms_seq; /* seq no for meshcntl */ 425195618Srpaulo uint16_t ms_neighbors; 426195618Srpaulo uint8_t ms_ttl; /* mesh ttl set in packets */ 427195618Srpaulo#define IEEE80211_MESHFLAGS_AP 0x01 /* accept peers */ 428195618Srpaulo#define IEEE80211_MESHFLAGS_PORTAL 0x02 /* mesh portal role */ 429195618Srpaulo#define IEEE80211_MESHFLAGS_FWD 0x04 /* forward packets */ 430195618Srpaulo uint8_t ms_flags; 431195618Srpaulo struct mtx ms_rt_lock; 432195784Srpaulo struct callout ms_cleantimer; 433195618Srpaulo TAILQ_HEAD(, ieee80211_mesh_route) ms_routes; 434195618Srpaulo struct ieee80211_mesh_proto_metric *ms_pmetric; 435195618Srpaulo struct ieee80211_mesh_proto_path *ms_ppath; 436195618Srpaulo}; 437195618Srpaulovoid ieee80211_mesh_attach(struct ieee80211com *); 438195618Srpaulovoid ieee80211_mesh_detach(struct ieee80211com *); 439195618Srpaulo 440195618Srpaulostruct ieee80211_mesh_route * 441195618Srpaulo ieee80211_mesh_rt_find(struct ieee80211vap *, 442195618Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 443195618Srpaulostruct ieee80211_mesh_route * 444195618Srpaulo ieee80211_mesh_rt_add(struct ieee80211vap *, 445195618Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 446195618Srpaulovoid ieee80211_mesh_rt_del(struct ieee80211vap *, 447195618Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 448195618Srpaulovoid ieee80211_mesh_rt_flush(struct ieee80211vap *); 449195908Srpaulovoid ieee80211_mesh_rt_flush_peer(struct ieee80211vap *, 450195908Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 451195784Srpaulovoid ieee80211_mesh_proxy_check(struct ieee80211vap *, 452195784Srpaulo const uint8_t [IEEE80211_ADDR_LEN]); 453195618Srpaulo 454195618Srpauloint ieee80211_mesh_register_proto_path(const 455195618Srpaulo struct ieee80211_mesh_proto_path *); 456195618Srpauloint ieee80211_mesh_register_proto_metric(const 457195618Srpaulo struct ieee80211_mesh_proto_metric *); 458195618Srpaulo 459195618Srpaulouint8_t * ieee80211_add_meshid(uint8_t *, struct ieee80211vap *); 460195618Srpaulouint8_t * ieee80211_add_meshconf(uint8_t *, struct ieee80211vap *); 461195618Srpaulouint8_t * ieee80211_add_meshpeer(uint8_t *, uint8_t, uint16_t, uint16_t, 462195618Srpaulo uint16_t); 463195618Srpaulouint8_t * ieee80211_add_meshlmetric(uint8_t *, uint32_t); 464195618Srpaulo 465195618Srpaulovoid ieee80211_mesh_node_init(struct ieee80211vap *, 466195618Srpaulo struct ieee80211_node *); 467195618Srpaulovoid ieee80211_mesh_node_cleanup(struct ieee80211_node *); 468195618Srpaulovoid ieee80211_parse_meshid(struct ieee80211_node *, 469195618Srpaulo const uint8_t *); 470195618Srpaulostruct ieee80211_scanparams; 471195618Srpaulovoid ieee80211_mesh_init_neighbor(struct ieee80211_node *, 472195618Srpaulo const struct ieee80211_frame *, 473195618Srpaulo const struct ieee80211_scanparams *); 474198242Srpaulovoid ieee80211_mesh_update_beacon(struct ieee80211vap *, 475198242Srpaulo struct ieee80211_beacon_offsets *); 476195618Srpaulo 477195784Srpaulo/* 478195784Srpaulo * Return non-zero if proxy operation is enabled. 479195784Srpaulo */ 480195784Srpaulostatic __inline int 481195784Srpauloieee80211_mesh_isproxyena(struct ieee80211vap *vap) 482195784Srpaulo{ 483195784Srpaulo struct ieee80211_mesh_state *ms = vap->iv_mesh; 484195784Srpaulo return (ms->ms_flags & 485195784Srpaulo (IEEE80211_MESHFLAGS_AP | IEEE80211_MESHFLAGS_PORTAL)) != 0; 486195784Srpaulo} 487195784Srpaulo 488195784Srpaulo/* 489195784Srpaulo * Process an outbound frame: if a path is known to the 490195784Srpaulo * destination then return a reference to the next hop 491195784Srpaulo * for immediate transmission. Otherwise initiate path 492195784Srpaulo * discovery and, if possible queue the packet to be 493195784Srpaulo * sent when path discovery completes. 494195784Srpaulo */ 495195618Srpaulostatic __inline struct ieee80211_node * 496195784Srpauloieee80211_mesh_discover(struct ieee80211vap *vap, 497195618Srpaulo const uint8_t dest[IEEE80211_ADDR_LEN], struct mbuf *m) 498195618Srpaulo{ 499195618Srpaulo struct ieee80211_mesh_state *ms = vap->iv_mesh; 500195618Srpaulo return ms->ms_ppath->mpp_discover(vap, dest, m); 501195618Srpaulo} 502195618Srpaulo 503195618Srpaulo#endif /* _KERNEL */ 504195618Srpaulo#endif /* !_NET80211_IEEE80211_MESH_H_ */ 505