version 1.1.2.6, 2010/10/27 16:39:47
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version 1.1.2.13, 2010/11/02 02:25:46
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Line 13 Usage()
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Line 13 Usage()
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{ |
{ |
printf( "-= dWDS =- WiFi dynamic WDS service managment for VAP\n" |
printf( "-= dWDS =- WiFi dynamic WDS service managment for VAP\n" |
"=== %s === %s@%s ===\n\n" |
"=== %s === %s@%s ===\n\n" |
" Syntax: dwds [options] <interface|any> [interface [...]]\n" | " Syntax: dwds [options] <interface|any> [interface [ath0, ...]]\n" |
"\n" |
"\n" |
"\t-v\t\tVerbose ...\n" |
"\t-v\t\tVerbose ...\n" |
"\t-f\t\tForeground, not demonize process ...\n" |
"\t-f\t\tForeground, not demonize process ...\n" |
Line 53 sigHandler(int sig)
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Line 53 sigHandler(int sig)
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} |
} |
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static int |
static int |
RtMsg(struct dwds_if *wds, struct rt_msghdr *msg, size_t len) | RtMsg(struct dwds_if **wds, struct rt_msghdr *msg, size_t len) |
{ |
{ |
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struct if_announcemsghdr *ifan; |
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const u_char *v; |
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struct ether_addr bssid; |
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char szStr[STRSIZ] = { 0 }, szCmd[MAXPATHLEN] = { 0 }, szIdent[STRSIZ] = { 0 }, |
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szName[IFNAMSIZ] = { 0 }; |
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int f, stat; |
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assert(wds); |
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assert(msg); |
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if (msg->rtm_version != RTM_VERSION) { |
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syslog(LOG_ERR, "Error:: routing message version %d not understood!\n", msg->rtm_version); |
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return -1; |
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} |
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switch (msg->rtm_type) { |
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case RTM_IFANNOUNCE: |
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ifan = (struct if_announcemsghdr*) msg; |
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switch (ifan->ifan_what) { |
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case IFAN_ARRIVAL: |
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VERB(1) syslog(LOG_INFO, "RTM_IFANNOUNCE: if# %d, what: arrival\n", |
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ifan->ifan_index); |
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break; |
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case IFAN_DEPARTURE: |
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VERB(1) syslog(LOG_INFO, "RTM_IFANNOUNCE: if# %d, what: departure\n", |
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ifan->ifan_index); |
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wifi_destroyWDS(ifan->ifan_name, wds); |
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break; |
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} |
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break; |
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case RTM_IEEE80211: |
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#define V(type) ((struct type *)(&ifan[1])) |
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ifan = (struct if_announcemsghdr*) msg; |
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switch (ifan->ifan_what) { |
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case RTM_IEEE80211_DISASSOC: |
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v = cfg_GetAttribute(&cfg, CFG("dwds"), CFG("discover_on_join")); |
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if (!v || !strtol((char*) v, NULL, 0)) |
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break; |
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/* fall thru ... */ |
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case RTM_IEEE80211_LEAVE: |
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if (!wifi_chkIface(ifan->ifan_name, ifs, nif)) |
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break; |
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memcpy(&bssid, V(ieee80211_leave_event)->iev_addr, ETHER_ADDR_LEN); |
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VERB(1) syslog(LOG_INFO, "BSSID:%s Station leave\n", ether_ntoa(&bssid)); |
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if (!wifi_leaveWDS(bssid, wds, szName, IFNAMSIZ)) { |
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cfg_LoadAttribute(&cfg, CFG("dwds"), CFG("name"), |
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CFG(szIdent), STRSIZ, DWDS_NAME); |
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/* delete state file ... */ |
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v = cfg_GetAttribute(&cfg, CFG("dwds"), CFG("state_dir")); |
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if (v) { |
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memset(szCmd, 0, STRSIZ); |
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snprintf(szCmd, MAXPATHLEN, "%s/%s-%s-%s", (char*) v, |
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szName, ether_ntoa(&bssid), szIdent); |
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unlink(szCmd); |
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VERB(2) syslog(LOG_DEBUG, "Debug:: delete session name %s\n", szCmd); |
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} |
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/* Launch script ... */ |
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cfg_LoadAttribute(&cfg, CFG("dwds"), CFG("disassoc_event"), |
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CFG(szStr), STRSIZ, NULL); |
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if (*szStr) { |
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cfg_LoadAttribute(&cfg, CFG("dwds"), CFG("name"), |
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CFG(szIdent), STRSIZ, DWDS_NAME); |
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memset(szCmd, 0, MAXPATHLEN); |
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snprintf(szCmd, MAXPATHLEN, "%s %s %s %s", szStr, |
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szName, ether_ntoa(&bssid), szIdent); |
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VERB(3) syslog(LOG_DEBUG, "Debug:: Command line: %s\n", szCmd); |
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if ((stat = system(szCmd))) |
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syslog(LOG_ERR, "VAP down script %s exited " |
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"with status %d\n", szStr, stat); |
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} |
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} |
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break; |
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case RTM_IEEE80211_JOIN: |
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case RTM_IEEE80211_REJOIN: |
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case RTM_IEEE80211_ASSOC: |
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case RTM_IEEE80211_REASSOC: |
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v = cfg_GetAttribute(&cfg, CFG("dwds"), CFG("discover_on_join")); |
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if (!v || !strtol((char*) v, NULL, 0)) |
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break; |
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/* fall thru ... */ |
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case RTM_IEEE80211_WDS: |
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memcpy(&bssid, V(ieee80211_leave_event)->iev_addr, ETHER_ADDR_LEN); |
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VERB(1) syslog(LOG_INFO, "BSSID:%s WDS discovery\n", ether_ntoa(&bssid)); |
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if (!wifi_chkIface(ifan->ifan_name, ifs, nif)) |
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break; |
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if (!wifi_createWDS(ifan->ifan_name, bssid, wds)) { |
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cfg_LoadAttribute(&cfg, CFG("dwds"), CFG("name"), |
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CFG(szIdent), STRSIZ, DWDS_NAME); |
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/* create state file ... */ |
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v = cfg_GetAttribute(&cfg, CFG("dwds"), CFG("state_dir")); |
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if (v) { |
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memset(szCmd, 0, MAXPATHLEN); |
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snprintf(szCmd, MAXPATHLEN, "%s/%s-%s-%s", (char*) v, |
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(*wds)->if_name, ether_ntoa(&bssid), szIdent); |
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f = open(szCmd, O_WRONLY | O_CREAT, 0644); |
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if (f != -1) |
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close(f); |
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VERB(2) syslog(LOG_DEBUG, "Debug:: create session name %s\n", szCmd); |
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} |
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/* Launch script ... */ |
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cfg_LoadAttribute(&cfg, CFG("dwds"), CFG("assoc_event"), |
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CFG(szStr), STRSIZ, NULL); |
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if (*szStr) { |
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memset(szCmd, 0, MAXPATHLEN); |
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snprintf(szCmd, MAXPATHLEN, "%s %s %s %s", szStr, |
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(*wds)->if_name, ether_ntoa(&bssid), szIdent); |
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VERB(3) syslog(LOG_DEBUG, "Debug:: Command line: %s\n", szCmd); |
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if ((stat = system(szCmd))) |
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syslog(LOG_ERR, "VAP up script %s exited " |
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"with status %d\n", szStr, stat); |
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} |
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} |
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break; |
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} |
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#undef V |
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break; |
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} |
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return 0; |
return 0; |
} |
} |
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Line 101 main(int argc, char **argv)
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Line 224 main(int argc, char **argv)
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return 1; |
return 1; |
} |
} |
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if (fg) | if (!fg) |
switch (fork()) { |
switch (fork()) { |
case -1: |
case -1: |
printf("Error:: when fork() #%d - %s\n", errno, strerror(errno)); |
printf("Error:: when fork() #%d - %s\n", errno, strerror(errno)); |
Line 134 main(int argc, char **argv)
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Line 257 main(int argc, char **argv)
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goto end; |
goto end; |
} |
} |
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if (!(wds = wifi_buildWDS(s, ifs, nif))) | if (!(wds = wifi_buildWDS(s, ifs, nif))) { |
| syslog(LOG_ERR, "Error:: Go to dead ...\n"); |
goto end; |
goto end; |
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} |
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while (!Kill) { |
while (!Kill) { |
len = read(s, (void*) msg, sizeof msg); |
len = read(s, (void*) msg, sizeof msg); |
if (len == -1) { |
if (len == -1) { |
syslog(LOG_ERR, "Error:: read() #%d - %s\n", errno, strerror(errno)); | VERB(5) syslog(LOG_ERR, "Error:: read() #%d - %s\n", errno, strerror(errno)); |
Kill++; |
Kill++; |
} else |
} else |
RtMsg(wds, (struct rt_msghdr*) msg, len); | RtMsg(&wds, (struct rt_msghdr*) msg, len); |
} |
} |
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close(s); |
close(s); |