+++ /dev/null
-/*
- * Wireless Network Adapter configuration utility
- *
- * Copyright (C) 2005 Felix Fietkau <nbd@vd-s.ath.cx>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <iwlib.h>
-#include <bcmnvram.h>
-#include <shutils.h>
-#include <wlioctl.h>
-#include <signal.h>
-
-#define WD_INTERVAL 5
-#define WD_AUTH_IDLE 20
-#define WD_CLIENT_IDLE 20
-
-/*------------------------------------------------------------------*/
-/*
- * Macro to handle errors when setting WE
- * Print a nice error message and exit...
- * We define them as macro so that "return" do the right thing.
- * The "do {...} while(0)" is a standard trick
- */
-#define ERR_SET_EXT(rname, request) \
- fprintf(stderr, "Error for wireless request \"%s\" (%X) :\n", \
- rname, request)
-
-#define ABORT_ARG_NUM(rname, request) \
- do { \
- ERR_SET_EXT(rname, request); \
- fprintf(stderr, " too few arguments.\n"); \
- } while(0)
-
-#define ABORT_ARG_TYPE(rname, request, arg) \
- do { \
- ERR_SET_EXT(rname, request); \
- fprintf(stderr, " invalid argument \"%s\".\n", arg); \
- } while(0)
-
-#define ABORT_ARG_SIZE(rname, request, max) \
- do { \
- ERR_SET_EXT(rname, request); \
- fprintf(stderr, " argument too big (max %d)\n", max); \
- } while(0)
-
-/*------------------------------------------------------------------*/
-/*
- * Wrapper to push some Wireless Parameter in the driver
- * Use standard wrapper and add pretty error message if fail...
- */
-#define IW_SET_EXT_ERR(skfd, ifname, request, wrq, rname) \
- do { \
- if(iw_set_ext(skfd, ifname, request, wrq) < 0) { \
- ERR_SET_EXT(rname, request); \
- fprintf(stderr, " SET failed on device %-1.16s ; %s.\n", \
- ifname, strerror(errno)); \
- } } while(0)
-
-/*------------------------------------------------------------------*/
-/*
- * Wrapper to extract some Wireless Parameter out of the driver
- * Use standard wrapper and add pretty error message if fail...
- */
-#define IW_GET_EXT_ERR(skfd, ifname, request, wrq, rname) \
- do { \
- if(iw_get_ext(skfd, ifname, request, wrq) < 0) { \
- ERR_SET_EXT(rname, request); \
- fprintf(stderr, " GET failed on device %-1.16s ; %s.\n", \
- ifname, strerror(errno)); \
- } } while(0)
-
-static void set_wext_ssid(int skfd, char *ifname);
-
-static char *prefix;
-static char buffer[128];
-static int wpa_enc = 0;
-
-static char *wl_var(char *name)
-{
- strcpy(buffer, prefix);
- strcat(buffer, name);
- return buffer;
-}
-
-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);
-}
-
-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);
-}
-
-static int bcom_ioctl(int skfd, char *ifname, int cmd, void *buf, int len)
-{
- struct ifreq ifr;
- wl_ioctl_t ioc;
- int ret;
-
- ioc.cmd = cmd;
- ioc.buf = buf;
- ioc.len = len;
-
- ifr.ifr_data = (caddr_t) &ioc;
- strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
-
- ret = ioctl(skfd, SIOCDEVPRIVATE, &ifr);
-
- return ret;
-}
-
-static int bcom_set_val(int skfd, char *ifname, char *var, void *val, int len)
-{
- char buf[8192];
- int ret;
-
- if (strlen(var) + 1 > sizeof(buf) || len > sizeof(buf))
- return -1;
-
- strcpy(buf, var);
- memcpy(&buf[strlen(var) + 1], val, len);
-
- if ((ret = bcom_ioctl(skfd, ifname, WLC_SET_VAR, buf, sizeof(buf))))
- return ret;
-
- return 0;
-}
-
-static int bcom_set_int(int skfd, char *ifname, char *var, int val)
-{
- return bcom_set_val(skfd, ifname, var, &val, sizeof(val));
-}
-
-static void stop_bcom(int skfd, char *ifname)
-{
- int val = 0;
- wlc_ssid_t ssid;
-
- if (bcom_ioctl(skfd, ifname, WLC_GET_MAGIC, &val, sizeof(val)) < 0)
- return;
-
- ssid.SSID_len = 0;
- ssid.SSID[0] = 0;
- bcom_ioctl(skfd, ifname, WLC_SET_SSID, &ssid, sizeof(ssid));
- bcom_ioctl(skfd, ifname, WLC_DOWN, NULL, 0);
-
-}
-
-static inline void set_distance(int skfd, char *ifname)
-{
- rw_reg_t reg;
- uint32 shm;
- int val = 0;
- char *v;
-
- if (v = nvram_get(wl_var("distance"))) {
- val = strtol(v,NULL,0);
- val = 9+(val/150)+((val%150)?1:0);
-
- shm = 0x10;
- shm |= (val << 16);
- bcom_ioctl(skfd, ifname, 197, &shm, sizeof(shm));
-
- reg.byteoff = 0x684;
- reg.val = val + 510;
- reg.size = 2;
- bcom_ioctl(skfd, ifname, 102, ®, sizeof(reg));
- }
-}
-
-static void start_bcom(int skfd, char *ifname)
-{
- int val = 0;
-
- if (bcom_ioctl(skfd, ifname, WLC_GET_MAGIC, &val, sizeof(val)) < 0)
- return;
-
- bcom_ioctl(skfd, ifname, WLC_UP, &val, sizeof(val));
- set_wext_ssid(skfd, ifname);
- set_distance(skfd, ifname);
-}
-
-static int setup_bcom_wds(int skfd, char *ifname)
-{
- char buf[8192];
- char wbuf[80];
- char *v;
- int wds_enabled = 0;
-
- memset(buf, 0, 8192);
- if (v = nvram_get(wl_var("wds"))) {
- struct maclist *wdslist = (struct maclist *) buf;
- struct ether_addr *addr = wdslist->ea;
- char *next;
-
- 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 start_watchdog(int skfd, char *ifname)
-{
- FILE *f;
- unsigned char buf[8192], wdslist[8192], wbuf[80], *v, *p, *next, *tmp;
- int i, j, wds = 0, c = 0, restart_wds = 0, wdstimeout = 0, infra;
-
- if (fork())
- return;
-
- f = fopen("/var/run/wifi.pid", "w");
- fprintf(f, "%d\n", getpid());
- fclose(f);
-
- infra = strtol(nvram_safe_get(wl_var("infra")), NULL, 0);
-
- v = nvram_safe_get(wl_var("wds"));
- memset(wdslist, 0, 8192);
- p = wdslist;
- foreach(wbuf, v, next) {
- if (ether_atoe(wbuf, p)) {
- p += 6;
- wds++;
- }
- }
-
- for (;;) {
- sleep(1);
-
- /* refresh the distance setting - the driver might change it */
- set_distance(skfd, ifname);
-
- if (restart_wds)
- wdstimeout--;
-
- if ((c++ < WD_INTERVAL) || ((restart_wds > 0) && (wdstimeout > 0)))
- continue;
- else
- c = 0;
-
- if (infra != 1)
- continue;
-
- if (nvram_match(wl_var("mode"), "sta") ||
- nvram_match(wl_var("mode"), "wet")) {
- i = 0;
- if (bcom_ioctl(skfd, ifname, WLC_GET_BSSID, buf, 6) < 0)
- i = 1;
- if (memcmp(buf, "\0\0\0\0\0\0", 6) == 0)
- i = 1;
-
- memset(buf, 0, 8192);
- strcpy(buf, "sta_info");
- bcom_ioctl(skfd, ifname, WLC_GET_BSSID, buf + strlen(buf) + 1, 6);
- if (bcom_ioctl(skfd, ifname, WLC_GET_VAR, buf, 8192) < 0) {
- i = 1;
- } else {
- sta_info_t *sta = (sta_info_t *) (buf + 4);
- if ((sta->flags & 0x18) != 0x18)
- i = 1;
- if (sta->idle > WD_CLIENT_IDLE)
- i = 1;
- }
-
- if (i)
- set_wext_ssid(skfd, ifname);
- }
-
- /* wds */
- p = wdslist;
- restart_wds = 0;
- if (wdstimeout == 0)
- wdstimeout = strtol(nvram_safe_get(wl_var("wdstimeout")),NULL,0);
-
- for (i = 0; (i < wds) && !restart_wds; i++, p += 6) {
- 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)) {
- sta_info_t *sta = (sta_info_t *) (buf + 4);
- if ((sta->flags & 0x40) == 0x40) /* this is a wds link */ {
- if (sta->idle > wdstimeout)
- restart_wds = 1;
-
- /* if not authorized after WD_AUTH_IDLE seconds idletime */
- if (((sta->flags & WL_STA_AUTHO) != WL_STA_AUTHO) && (sta->idle > WD_AUTH_IDLE))
- restart_wds = 1;
- }
- }
- }
-
- if (restart_wds && (wdstimeout > 0)) {
- 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;
- int wds_enabled = 0;
-
- if (bcom_ioctl(skfd, ifname, WLC_GET_MAGIC, &val, sizeof(val)) < 0)
- return;
-
- nvram_set(wl_var("ifname"), ifname);
-
- stop_bcom(skfd, ifname);
-
- /* Set Country */
- strncpy(buf, nvram_safe_get(wl_var("country_code")), 4);
- buf[3] = 0;
- bcom_ioctl(skfd, ifname, WLC_SET_COUNTRY, buf, 4);
-
- val = strtol(nvram_safe_get(wl_var("txpwr")),NULL,0);
- if (val <= 0)
- val = strtol(nvram_safe_get("pa0maxpwr"),NULL,0);
-
- if (val)
- bcom_set_int(skfd, ifname, "qtxpower", val);
-
- /* Set other options */
- val = nvram_enabled(wl_var("lazywds"));
- wds_enabled = val;
- bcom_ioctl(skfd, ifname, WLC_SET_LAZYWDS, &val, sizeof(val));
-
- if (v = nvram_get(wl_var("frag"))) {
- val = strtol(v,NULL,0);
- bcom_ioctl(skfd, ifname, WLC_SET_FRAG, &val, sizeof(val));
- }
- if ((val = strtol(nvram_safe_get(wl_var("rate")),NULL,0)) > 0) {
- val /= 500000;
- bcom_ioctl(skfd, ifname, WLC_SET_RATE, &val, sizeof(val));
- }
- if (v = nvram_get(wl_var("dtim"))) {
- val = strtol(v,NULL,0);
- bcom_ioctl(skfd, ifname, WLC_SET_DTIMPRD, &val, sizeof(val));
- }
- if (v = nvram_get(wl_var("bcn"))) {
- val = strtol(v,NULL,0);
- bcom_ioctl(skfd, ifname, WLC_SET_BCNPRD, &val, sizeof(val));
- }
- if (v = nvram_get(wl_var("rts"))) {
- val = strtol(v,NULL,0);
- bcom_ioctl(skfd, ifname, WLC_SET_RTS, &val, sizeof(val));
- }
- if (v = nvram_get(wl_var("antdiv"))) {
- val = strtol(v,NULL,0);
- bcom_ioctl(skfd, ifname, WLC_SET_ANTDIV, &val, sizeof(val));
- }
- if (v = nvram_get(wl_var("txant"))) {
- val = strtol(v,NULL,0);
- bcom_ioctl(skfd, ifname, WLC_SET_TXANT, &val, sizeof(val));
- }
-
- val = nvram_enabled(wl_var("closed"));
- bcom_ioctl(skfd, ifname, WLC_SET_CLOSED, &val, sizeof(val));
-
- val = nvram_enabled(wl_var("ap_isolate"));
- bcom_set_int(skfd, ifname, "ap_isolate", val);
-
- val = nvram_enabled(wl_var("frameburst"));
- bcom_ioctl(skfd, ifname, WLC_SET_FAKEFRAG, &val, sizeof(val));
-
- /* Set up MAC list */
- if (nvram_match(wl_var("macmode"), "allow"))
- val = WLC_MACMODE_ALLOW;
- else if (nvram_match(wl_var("macmode"), "deny"))
- val = WLC_MACMODE_DENY;
- else
- val = WLC_MACMODE_DISABLED;
-
- if ((val != WLC_MACMODE_DISABLED) && (v = nvram_get(wl_var("maclist")))) {
- struct maclist *mac_list;
- struct ether_addr *addr;
- char *next;
-
- memset(buf, 0, 8192);
- mac_list = (struct maclist *) buf;
- addr = mac_list->ea;
-
- foreach(wbuf, v, next) {
- if (ether_atoe(wbuf, addr->ether_addr_octet)) {
- mac_list->count++;
- addr++;
- }
- }
- bcom_ioctl(skfd, ifname, WLC_SET_MACLIST, buf, sizeof(buf));
- } else {
- val = WLC_MACMODE_DISABLED;
- }
- bcom_ioctl(skfd, ifname, WLC_SET_MACMODE, &val, sizeof(val));
-
- if (ap = !nvram_match(wl_var("mode"), "sta") && !nvram_match(wl_var("mode"), "wet"))
- wds_enabled = setup_bcom_wds(skfd, ifname);
-
- start_watchdog(skfd, ifname);
-
- /* Set up afterburner, disabled it if WDS is enabled */
- if (wds_enabled) {
- val = ABO_OFF;
- } else {
- val = ABO_AUTO;
- if (nvram_enabled(wl_var("afterburner")))
- val = ABO_ON;
- if (nvram_disabled(wl_var("afterburner")))
- val = ABO_OFF;
- }
-
- bcom_set_val(skfd, ifname, "afterburner_override", &val, sizeof(val));
-
- /* Set up G mode */
- bcom_ioctl(skfd, ifname, WLC_GET_PHYTYPE, &val, sizeof(val));
- if (val == 2) {
- int override = WLC_G_PROTECTION_OFF;
- int control = WLC_G_PROTECTION_CTL_OFF;
-
- if (v = nvram_get(wl_var("gmode")))
- val = strtol(v,NULL,0);
- else
- val = 1;
-
- if (val > 5)
- val = 1;
-
- bcom_ioctl(skfd, ifname, WLC_SET_GMODE, &val, sizeof(val));
-
- if (nvram_match(wl_var("gmode_protection"), "auto")) {
- override = WLC_G_PROTECTION_AUTO;
- control = WLC_G_PROTECTION_CTL_OVERLAP;
- }
- if (nvram_enabled(wl_var("gmode_protection"))) {
- override = WLC_G_PROTECTION_ON;
- control = WLC_G_PROTECTION_CTL_OVERLAP;
- }
- bcom_ioctl(skfd, ifname, WLC_SET_GMODE_PROTECTION_CONTROL, &override, sizeof(control));
- bcom_ioctl(skfd, ifname, WLC_SET_GMODE_PROTECTION_OVERRIDE, &override, sizeof(override));
-
- if (val = 0) {
- if (nvram_match(wl_var("plcphdr"), "long"))
- val = WLC_PLCP_AUTO;
- else
- val = WLC_PLCP_SHORT;
-
- bcom_ioctl(skfd, ifname, WLC_SET_PLCPHDR, &val, sizeof(val));
- }
- }
-
- bcom_ioctl(skfd, ifname, WLC_UP, &val, sizeof(val));
-
- if (!(v = nvram_get(wl_var("akm"))))
- v = nvram_safe_get(wl_var("auth_mode"));
-
- if (strstr(v, "wpa") || strstr(v, "psk")) {
- wpa_enc = 1;
-
- /* Set up WPA */
- if (nvram_match(wl_var("crypto"), "tkip"))
- val = TKIP_ENABLED;
- else if (nvram_match(wl_var("crypto"), "aes"))
- val = AES_ENABLED;
- else if (nvram_match(wl_var("crypto"), "tkip+aes") || nvram_match(wl_var("crypto"), "aes+tkip"))
- val = TKIP_ENABLED | AES_ENABLED;
- else
- val = 0;
- bcom_ioctl(skfd, ifname, WLC_SET_WSEC, &val, sizeof(val));
-
- if (val && strstr(v, "psk")) {
- val = (strstr(v, "psk2") ? 0x84 : 0x4);
- v = nvram_safe_get(wl_var("wpa_psk"));
- if ((strlen(v) >= 8) && (strlen(v) <= 63)) {
-
- bcom_ioctl(skfd, ifname, WLC_SET_WPA_AUTH, &val, sizeof(val));
-
- if (nvram_match(wl_var("mode"), "wet")) {
- /* Enable in-driver WPA supplicant */
- wsec_pmk_t pmk;
-
- pmk.key_len = (unsigned short) strlen(v);
- pmk.flags = WSEC_PASSPHRASE;
- strcpy(pmk.key, v);
- bcom_ioctl(skfd, ifname, WLC_SET_WSEC_PMK, &pmk, sizeof(pmk));
- bcom_set_int(skfd, ifname, "sup_wpa", 1);
- }
- }
- } else {
- val = 1;
- bcom_ioctl(skfd, ifname, WLC_SET_EAP_RESTRICT, &val, sizeof(val));
- }
- } else {
- val = 0;
-
- bcom_ioctl(skfd, ifname, WLC_SET_WSEC, &val, sizeof(val));
- bcom_ioctl(skfd, ifname, WLC_SET_WPA_AUTH, &val, sizeof(val));
- bcom_ioctl(skfd, ifname, WLC_SET_EAP_RESTRICT, &val, sizeof(val));
- bcom_set_int(skfd, ifname, "sup_wpa", 0);
- }
-
- if (v = nvram_get(wl_var("auth"))) {
- val = strtol(v,NULL,0);
- bcom_ioctl(skfd, ifname, WLC_SET_AUTH, &val, sizeof(val));
- }
-}
-
-static void set_wext_ssid(int skfd, char *ifname)
-{
- char *buffer;
- char essid[IW_ESSID_MAX_SIZE + 1];
- struct iwreq wrq;
-
- buffer = nvram_get(wl_var("ssid"));
-
- if (!buffer || (strlen(buffer) > IW_ESSID_MAX_SIZE))
- buffer = "OpenWrt";
-
- wrq.u.essid.flags = 1;
- strcpy(essid, buffer);
- wrq.u.essid.pointer = (caddr_t) essid;
- wrq.u.essid.length = strlen(essid) + 1;
- IW_SET_EXT_ERR(skfd, ifname, SIOCSIWESSID, &wrq, "Set ESSID");
-}
-
-static void setup_wext_wep(int skfd, char *ifname)
-{
- int i, keylen;
- struct iwreq wrq;
- char keystr[5];
- char *keyval;
- unsigned char key[IW_ENCODING_TOKEN_MAX];
-
- memset(&wrq, 0, sizeof(wrq));
- strcpy(keystr, "key1");
- for (i = 1; i <= 4; i++) {
- if (keyval = nvram_get(wl_var(keystr))) {
- keylen = iw_in_key(keyval, key);
-
- if (keylen > 0) {
- wrq.u.data.length = keylen;
- wrq.u.data.pointer = (caddr_t) key;
- wrq.u.data.flags = i;
- IW_SET_EXT_ERR(skfd, ifname, SIOCSIWENCODE, &wrq, "Set Encode");
- }
- }
- keystr[3]++;
- }
-
- memset(&wrq, 0, sizeof(wrq));
- i = strtol(nvram_safe_get(wl_var("key")),NULL,0);
- if (i > 0 && i < 4) {
- wrq.u.data.flags = i | IW_ENCODE_RESTRICTED;
- IW_SET_EXT_ERR(skfd, ifname, SIOCSIWENCODE, &wrq, "Set Encode");
- }
-}
-
-static void set_wext_mode(int skfd, char *ifname)
-{
- struct iwreq wrq;
- int ap = 0, infra = 0, wet = 0;
-
- /* 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_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");
-}
-
-static void setup_wext(int skfd, char *ifname)
-{
- char *buffer;
- struct iwreq wrq;
-
- /* Set channel */
- int channel = strtol(nvram_safe_get(wl_var("channel")),NULL,0);
-
- wrq.u.freq.m = -1;
- wrq.u.freq.e = 0;
- wrq.u.freq.flags = 0;
-
- if (channel > 0) {
- wrq.u.freq.flags = IW_FREQ_FIXED;
- wrq.u.freq.m = channel;
- IW_SET_EXT_ERR(skfd, ifname, SIOCSIWFREQ, &wrq, "Set Frequency");
- }
-
-
- /* Disable radio if wlX_radio is set and not enabled */
- wrq.u.txpower.disabled = nvram_disabled(wl_var("radio"));
-
- wrq.u.txpower.value = -1;
- wrq.u.txpower.fixed = 1;
- wrq.u.txpower.flags = IW_TXPOW_DBM;
- IW_SET_EXT_ERR(skfd, ifname, SIOCSIWTXPOW, &wrq, "Set Tx Power");
-
- /* Set up WEP */
- if (nvram_enabled(wl_var("wep")) && !wpa_enc)
- setup_wext_wep(skfd, ifname);
-
- /* Set ESSID */
- set_wext_ssid(skfd, ifname);
-
-}
-
-static int setup_interfaces(int skfd, char *ifname, char *args[], int count)
-{
- struct iwreq wrq;
- int rc;
-
- /* Avoid "Unused parameter" warning */
- args = args; count = count;
-
- if(iw_get_ext(skfd, ifname, SIOCGIWNAME, &wrq) < 0)
- return 0;
-
- if (strncmp(ifname, "ath", 3) == 0) {
- set_wext_mode(skfd, ifname);
- setup_wext(skfd, ifname);
- } else {
- stop_bcom(skfd, ifname);
- set_wext_mode(skfd, ifname);
- setup_bcom(skfd, ifname);
- setup_wext(skfd, ifname);
- start_bcom(skfd, ifname);
- }
-
- prefix[2]++;
-}
-
-int main(int argc, char **argv)
-{
- int skfd;
- if((skfd = iw_sockets_open()) < 0) {
- perror("socket");
- exit(-1);
- }
-
- system("kill $(cat /var/run/wifi.pid 2>&-) 2>&- >&-");
-
- prefix = strdup("wl0_");
- iw_enum_devices(skfd, &setup_interfaces, NULL, 0);
-
- return 0;
-}
projects / openwrt / svn-archive / openwrt.git / blobdiff