diff options
Diffstat (limited to 'package/wificonf/wificonf.c')
| -rw-r--r-- | package/wificonf/wificonf.c | 133 |
1 files changed, 99 insertions, 34 deletions
diff --git a/package/wificonf/wificonf.c b/package/wificonf/wificonf.c index b3acbff69..1867ed03f 100644 --- a/package/wificonf/wificonf.c +++ b/package/wificonf/wificonf.c @@ -20,6 +20,7 @@ #include <bcmnvram.h> #include <shutils.h> #include <wlioctl.h> +#include <signal.h> /*------------------------------------------------------------------*/ /* @@ -76,30 +77,30 @@ ifname, strerror(errno)); \ } } while(0) -void set_wext_ssid(int skfd, char *ifname); +static void set_wext_ssid(int skfd, char *ifname); -char *prefix; -char buffer[128]; -int wpa_enc = 0; +static char *prefix; +static char buffer[128]; +static int wpa_enc = 0; -char *wl_var(char *name) +static char *wl_var(char *name) { strcpy(buffer, prefix); strcat(buffer, name); } -int nvram_enabled(char *name) +static int nvram_enabled(char *name) { return (nvram_match(name, "1") || nvram_match(name, "on") || nvram_match(name, "enabled") || nvram_match(name, "true") || nvram_match(name, "yes") ? 1 : 0); } -int nvram_disabled(char *name) +static int nvram_disabled(char *name) { return (nvram_match(name, "0") || nvram_match(name, "off") || nvram_match(name, "disabled") || nvram_match(name, "false") || nvram_match(name, "no") ? 1 : 0); } -int bcom_ioctl(int skfd, char *ifname, int cmd, void *buf, int len) +static int bcom_ioctl(int skfd, char *ifname, int cmd, void *buf, int len) { struct ifreq ifr; wl_ioctl_t ioc; @@ -117,7 +118,7 @@ int bcom_ioctl(int skfd, char *ifname, int cmd, void *buf, int len) return ret; } -int bcom_set_val(int skfd, char *ifname, char *var, void *val, int len) +static int bcom_set_val(int skfd, char *ifname, char *var, void *val, int len) { char buf[8192]; int ret; @@ -134,12 +135,12 @@ int bcom_set_val(int skfd, char *ifname, char *var, void *val, int len) return 0; } -int bcom_set_int(int skfd, char *ifname, char *var, int val) +static int bcom_set_int(int skfd, char *ifname, char *var, int val) { return bcom_set_val(skfd, ifname, var, &val, sizeof(val)); } -void stop_bcom(int skfd, char *ifname) +static void stop_bcom(int skfd, char *ifname) { int val = 0; wlc_ssid_t ssid; @@ -154,7 +155,7 @@ void stop_bcom(int skfd, char *ifname) } -void start_bcom(int skfd, char *ifname) +static void start_bcom(int skfd, char *ifname) { int val = 0; @@ -165,10 +166,85 @@ void start_bcom(int skfd, char *ifname) set_wext_ssid(skfd, ifname); } +static int setup_bcom_wds(int skfd, char *ifname) +{ + char buf[8192]; + char wbuf[80]; + char *v; + int wds_enabled = 0; + + if (v = nvram_get(wl_var("wds"))) { + struct maclist *wdslist = (struct maclist *) buf; + struct ether_addr *addr = wdslist->ea; + char *next; + + memset(buf, 0, 8192); + foreach(wbuf, v, next) { + if (ether_atoe(wbuf, addr->ether_addr_octet)) { + wdslist->count++; + addr++; + wds_enabled = 1; + } + } + bcom_ioctl(skfd, ifname, WLC_SET_WDSLIST, buf, sizeof(buf)); + } + return wds_enabled; +} -void setup_bcom(int skfd, char *ifname) +void start_watchdog(int skfd, char *ifname) { - int val = 0; + FILE *f; + unsigned char buf[8192], buf2[8192], wbuf[80], *v, *p, *next, *tmp; + int wds = 0, i, restart_wds; + + if (fork()) + return; + + system("kill $(cat /var/run/wifi.pid) 2>&- >&-"); + f = fopen("/var/run/wifi.pid", "w"); + fprintf(f, "%d\n", getpid()); + fclose(f); + + v = nvram_safe_get(wl_var("wds")); + memset(buf2, 0, 8192); + p = buf2; + foreach(wbuf, v, next) { + if (ether_atoe(wbuf, p)) { + p += 6; + wds++; + } + } + v = nvram_safe_get(wl_var("ssid")); + + for (;;) { + sleep(5); + if (bcom_ioctl(skfd, ifname, WLC_GET_BSSID, buf, 6) < 0) + bcom_ioctl(skfd, ifname, WLC_SET_SSID, v, strlen(v)); + p = buf2; + restart_wds = 0; + for (i = 0; i < wds; i++) { + memset(buf, 0, 8192); + strcpy(buf, "sta_info"); + memcpy(buf + strlen(buf) + 1, p, 6); + if (bcom_ioctl(skfd, ifname, WLC_GET_VAR, buf, 8192) < 0) { + } else { + sta_info_t *sta = (sta_info_t *) (buf + 4); + if (!(sta->flags & 0x40)) { + } else { + if (sta->idle > 120) + restart_wds = 1; + } + } + p += 6; + } + if (restart_wds) + setup_bcom_wds(skfd, ifname); + } +} + +static void setup_bcom(int skfd, char *ifname) +{ + int val = 0, ap; char buf[8192]; char wbuf[80]; char *v; @@ -254,21 +330,11 @@ void setup_bcom(int skfd, char *ifname) } bcom_ioctl(skfd, ifname, WLC_SET_MACMODE, &val, sizeof(val)); - if (v = nvram_get(wl_var("wds"))) { - struct maclist *wdslist = (struct maclist *) buf; - struct ether_addr *addr = wdslist->ea; - char *next; + if (ap = !nvram_match(wl_var("mode"), "sta") && !nvram_match(wl_var("mode"), "wet")) + wds_enabled = setup_bcom_wds(skfd, ifname); - memset(buf, 0, 8192); - foreach(wbuf, v, next) { - if (ether_atoe(wbuf, addr->ether_addr_octet)) { - wdslist->count++; - addr++; - wds_enabled = 1; - } - } - bcom_ioctl(skfd, ifname, WLC_SET_WDSLIST, buf, sizeof(buf)); - } + if (!ap || wds_enabled) + start_watchdog(skfd, ifname); /* Set up afterburner, disabled it if WDS is enabled */ if (wds_enabled) { @@ -372,7 +438,7 @@ void setup_bcom(int skfd, char *ifname) } } -void set_wext_ssid(int skfd, char *ifname) +static void set_wext_ssid(int skfd, char *ifname) { char *buffer; char essid[IW_ESSID_MAX_SIZE + 1]; @@ -390,7 +456,7 @@ void set_wext_ssid(int skfd, char *ifname) IW_SET_EXT_ERR(skfd, ifname, SIOCSIWESSID, &wrq, "Set ESSID"); } -void setup_wext_wep(int skfd, char *ifname) +static void setup_wext_wep(int skfd, char *ifname) { int i, keylen; struct iwreq wrq; @@ -422,7 +488,7 @@ void setup_wext_wep(int skfd, char *ifname) } } -void set_wext_mode(skfd, ifname) +static void set_wext_mode(skfd, ifname) { struct iwreq wrq; int ap = 0, infra = 0, wet = 0; @@ -430,13 +496,13 @@ void set_wext_mode(skfd, ifname) /* Set operation mode */ ap = !nvram_match(wl_var("mode"), "sta") && !nvram_match(wl_var("mode"), "wet"); infra = !nvram_disabled(wl_var("infra")); - wet = !ap && !nvram_disabled(wl_var("wet")); + wet = !ap && nvram_match(wl_var("mode"), "wet"); wrq.u.mode = (!infra ? IW_MODE_ADHOC : (ap ? IW_MODE_MASTER : (wet ? IW_MODE_REPEAT : IW_MODE_INFRA))); IW_SET_EXT_ERR(skfd, ifname, SIOCSIWMODE, &wrq, "Set Mode"); } -void setup_wext(int skfd, char *ifname) +static void setup_wext(int skfd, char *ifname) { char *buffer; struct iwreq wrq; @@ -472,7 +538,6 @@ void setup_wext(int skfd, char *ifname) } - static int setup_interfaces(int skfd, char *ifname, char *args[], int count) { struct iwreq wrq; |