| ieee80211_adhoc.c (184480) | ieee80211_adhoc.c (186904) |
|---|---|
| 1/*- | 1/*- |
| 2 * Copyright (c) 2007-2008 Sam Leffler, Errno Consulting | 2 * Copyright (c) 2007-2009 Sam Leffler, Errno Consulting |
| 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright --- 9 unchanged lines hidden (view full) --- 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> 27#ifdef __FreeBSD__ | 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright --- 9 unchanged lines hidden (view full) --- 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> 27#ifdef __FreeBSD__ |
| 28__FBSDID("$FreeBSD: head/sys/net80211/ieee80211_adhoc.c 184480 2008-10-30 16:22:04Z sam $"); | 28__FBSDID("$FreeBSD: head/sys/net80211/ieee80211_adhoc.c 186904 2009-01-08 17:12:47Z sam $"); |
| 29#endif 30 31/* 32 * IEEE 802.11 IBSS mode support. 33 */ 34#include "opt_inet.h" 35#include "opt_wlan.h" 36 --- 15 unchanged lines hidden (view full) --- 52#include <net/if_llc.h> 53#include <net/ethernet.h> 54 55#include <net/bpf.h> 56 57#include <net80211/ieee80211_var.h> 58#include <net80211/ieee80211_adhoc.h> 59#include <net80211/ieee80211_input.h> | 29#endif 30 31/* 32 * IEEE 802.11 IBSS mode support. 33 */ 34#include "opt_inet.h" 35#include "opt_wlan.h" 36 --- 15 unchanged lines hidden (view full) --- 52#include <net/if_llc.h> 53#include <net/ethernet.h> 54 55#include <net/bpf.h> 56 57#include <net80211/ieee80211_var.h> 58#include <net80211/ieee80211_adhoc.h> 59#include <net80211/ieee80211_input.h> |
| 60#ifdef IEEE80211_SUPPORT_TDMA 61#include <net80211/ieee80211_tdma.h> 62#endif |
|
| 60 61#define IEEE80211_RATE2MBS(r) (((r) & IEEE80211_RATE_VAL) / 2) 62 63static void adhoc_vattach(struct ieee80211vap *); 64static int adhoc_newstate(struct ieee80211vap *, enum ieee80211_state, int); 65static int adhoc_input(struct ieee80211_node *, struct mbuf *, 66 int rssi, int noise, uint32_t rstamp); 67static void adhoc_recv_mgmt(struct ieee80211_node *, struct mbuf *, --- 23 unchanged lines hidden (view full) --- 91{ 92 vap->iv_newstate = adhoc_newstate; 93 vap->iv_input = adhoc_input; 94 if (vap->iv_opmode == IEEE80211_M_IBSS) 95 vap->iv_recv_mgmt = adhoc_recv_mgmt; 96 else 97 vap->iv_recv_mgmt = ahdemo_recv_mgmt; 98 vap->iv_opdetach = adhoc_vdetach; | 63 64#define IEEE80211_RATE2MBS(r) (((r) & IEEE80211_RATE_VAL) / 2) 65 66static void adhoc_vattach(struct ieee80211vap *); 67static int adhoc_newstate(struct ieee80211vap *, enum ieee80211_state, int); 68static int adhoc_input(struct ieee80211_node *, struct mbuf *, 69 int rssi, int noise, uint32_t rstamp); 70static void adhoc_recv_mgmt(struct ieee80211_node *, struct mbuf *, --- 23 unchanged lines hidden (view full) --- 94{ 95 vap->iv_newstate = adhoc_newstate; 96 vap->iv_input = adhoc_input; 97 if (vap->iv_opmode == IEEE80211_M_IBSS) 98 vap->iv_recv_mgmt = adhoc_recv_mgmt; 99 else 100 vap->iv_recv_mgmt = ahdemo_recv_mgmt; 101 vap->iv_opdetach = adhoc_vdetach; |
| 102#ifdef IEEE80211_SUPPORT_TDMA 103 /* 104 * Throw control to tdma support. Note we do this 105 * after setting up our callbacks so it can piggyback 106 * on top of us. 107 */ 108 if (vap->iv_caps & IEEE80211_C_TDMA) 109 ieee80211_tdma_vattach(vap); 110#endif |
|
| 99} 100 101/* 102 * IEEE80211_M_IBSS+IEEE80211_M_AHDEMO vap state machine handler. 103 */ 104static int 105adhoc_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 106{ --- 243 unchanged lines hidden (view full) --- 350 /* 351 * Data frame, cons up a node when it doesn't 352 * exist. This should probably done after an ACL check. 353 */ 354 if (type == IEEE80211_FC0_TYPE_DATA && 355 ni == vap->iv_bss && 356 !IEEE80211_ADDR_EQ(wh->i_addr2, ni->ni_macaddr)) { 357 /* | 111} 112 113/* 114 * IEEE80211_M_IBSS+IEEE80211_M_AHDEMO vap state machine handler. 115 */ 116static int 117adhoc_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 118{ --- 243 unchanged lines hidden (view full) --- 362 /* 363 * Data frame, cons up a node when it doesn't 364 * exist. This should probably done after an ACL check. 365 */ 366 if (type == IEEE80211_FC0_TYPE_DATA && 367 ni == vap->iv_bss && 368 !IEEE80211_ADDR_EQ(wh->i_addr2, ni->ni_macaddr)) { 369 /* |
| 370 * Beware of frames that come in too early; we 371 * can receive broadcast frames and creating sta 372 * entries will blow up because there is no bss 373 * channel yet. 374 */ 375 if (vap->iv_state != IEEE80211_S_RUN) { 376 IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT, 377 wh, "data", "not in RUN state (%s)", 378 ieee80211_state_name[vap->iv_state]); 379 vap->iv_stats.is_rx_badstate++; 380 goto err; 381 } 382 /* |
|
| 358 * Fake up a node for this newly 359 * discovered member of the IBSS. 360 */ 361 ni = ieee80211_fakeup_adhoc_node(vap, wh->i_addr2); 362 if (ni == NULL) { 363 /* NB: stat kept for alloc failure */ 364 goto err; 365 } --- 540 unchanged lines hidden --- | 383 * Fake up a node for this newly 384 * discovered member of the IBSS. 385 */ 386 ni = ieee80211_fakeup_adhoc_node(vap, wh->i_addr2); 387 if (ni == NULL) { 388 /* NB: stat kept for alloc failure */ 389 goto err; 390 } --- 540 unchanged lines hidden --- |