diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2006-06-18 18:04:42 +0000 |
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committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2006-06-18 18:04:42 +0000 |
commit | 18ffcca6799839b6770ba8af786f1a2ccef2c8e8 (patch) | |
tree | 62e732d4d19a6f86491eb5545dc1f404dd030318 /package/wlc/src/wlc.c | |
parent | 91c63e98223fcc68fd6c4c3b4406e853f311f2d9 (diff) |
add wlc utility
git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@3992 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/wlc/src/wlc.c')
-rw-r--r-- | package/wlc/src/wlc.c | 1138 |
1 files changed, 1138 insertions, 0 deletions
diff --git a/package/wlc/src/wlc.c b/package/wlc/src/wlc.c new file mode 100644 index 000000000..99237c095 --- /dev/null +++ b/package/wlc/src/wlc.c @@ -0,0 +1,1138 @@ +/* + * wlc - Broadcom Wireless Driver Control Utility + * + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> + * + * 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 <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <fcntl.h> +#include <glob.h> +#include <ctype.h> + +#include <typedefs.h> +#include <wlutils.h> +#include <proto/802.11.h> + +#define VERSION "0.1" +#define BUFSIZE 8192 +#define PTABLE_MAGIC 0xbadc0ded +#define PTABLE_SLT1 1 +#define PTABLE_SLT2 2 +#define PTABLE_ACKW 3 +#define PTABLE_ADHM 4 +#define PTABLE_END 0xffffffff + +/* + * Copy each token in wordlist delimited by space into word + * Taken from Broadcom shutils.h + */ +#define foreach(word, wordlist, next) \ + for (next = &wordlist[strspn(wordlist, " ")], \ + strncpy(word, next, sizeof(word)), \ + word[strcspn(word, " ")] = '\0', \ + word[sizeof(word) - 1] = '\0', \ + next = strchr(next, ' '); \ + strlen(word); \ + next = next ? &next[strspn(next, " ")] : "", \ + strncpy(word, next, sizeof(word)), \ + word[strcspn(word, " ")] = '\0', \ + word[sizeof(word) - 1] = '\0', \ + next = strchr(next, ' ')) + +static char wlbuf[8192]; +static char interface[16] = "wl0"; +static unsigned long ptable[128]; +static unsigned long kmem_offset = 0; +static int vif = 0, debug = 1, fromstdin = 0; + +typedef enum { + NONE = 0x00, + + /* types */ + PARAM_TYPE = 0x00f, + INT = 0x001, + STRING = 0x002, + + /* options */ + PARAM_OPTIONS = 0x0f0, + NOARG = 0x010, + + /* modes */ + PARAM_MODE = 0xf00, + GET = 0x100, + SET = 0x200, +} wlc_param; + +struct wlc_call { + const char *name; + wlc_param param; + int (*handler)(wlc_param param, void *data, void *value); + union { + int num; + char *str; + void *ptr; + } data; + const char *desc; +}; + +/* can't use the system include because of the stupid broadcom header files */ +extern struct ether_addr *ether_aton(const char *asc); +extern char *ether_ntoa(const struct ether_addr *addr); + +/* + * find the starting point of wl.o in memory + * by reading /proc/ksyms + */ +static inline void wlc_get_mem_offset(void) +{ + FILE *f; + char s[64]; + + /* yes, i'm lazy ;) */ + f = popen("grep '\\[wl]' /proc/ksyms | sort", "r"); + if (fgets(s, 64, f) == 0) + return; + + pclose(f); + + s[8] = 0; + kmem_offset = strtoul(s, NULL, 16); + + /* sanity check */ + if (kmem_offset < 0xc0000000) + kmem_offset = 0; +} + + +static int ptable_init(void) +{ + glob_t globbuf; + struct stat statbuf; + int fd; + + if (ptable[0] == PTABLE_MAGIC) + return 0; + + glob("/lib/modules/2.4.*/wl.o", 0, NULL, &globbuf); + + if (globbuf.gl_pathv[0] == NULL) + return -1; + + if ((fd = open(globbuf.gl_pathv[0], O_RDONLY)) < 0) + return -1; + + if (fstat(fd, &statbuf) < 0) + goto failed; + + if (statbuf.st_size <= 512) + goto failed; + + if (lseek(fd, statbuf.st_size - 512, SEEK_SET) < 0) { + perror("lseek"); + goto failed; + } + + if (read(fd, ptable, 512) < 512) + goto failed; + + if (ptable[0] != PTABLE_MAGIC) + goto failed; + + close(fd); + + wlc_get_mem_offset(); + if (kmem_offset == 0) + return -1; + + return 0; + +failed: + close(fd); + + return -1; +} + +static inline unsigned long wlc_kmem_read(unsigned long offset) +{ + int fd; + unsigned long ret; + + if ((fd = open("/dev/kmem", O_RDONLY )) < 0) + return -1; + + lseek(fd, 0x70000000, SEEK_SET); + lseek(fd, (kmem_offset - 0x70000000) + offset, SEEK_CUR); + read(fd, &ret, 4); + close(fd); + + return ret; +} + +static inline void wlc_kmem_write(unsigned long offset, unsigned long value) +{ + int fd; + + if ((fd = open("/dev/kmem", O_WRONLY )) < 0) + return; + + lseek(fd, 0x70000000, SEEK_SET); + lseek(fd, (kmem_offset - 0x70000000) + offset, SEEK_CUR); + write(fd, &value, 4); + close(fd); +} + +static int wlc_patcher_getval(unsigned long key, unsigned long *val) +{ + unsigned long *pt = &ptable[1]; + unsigned long tmp; + + if (ptable_init() < 0) { + fprintf(stderr, "Could not load the ptable\n"); + return -1; + } + + while (*pt != PTABLE_END) { + if (*pt == key) { + tmp = wlc_kmem_read(pt[1]); + + if (tmp == pt[2]) + *val = 0xffffffff; + else + *val = tmp; + + return 0; + } + pt += 3; + } + + return -1; +} + +static int wlc_patcher_setval(unsigned long key, unsigned long val) +{ + unsigned long *pt = &ptable[1]; + + if (ptable_init() < 0) { + fprintf(stderr, "Could not load the ptable\n"); + return -1; + } + + if (val != 0xffffffff) + val = (pt[2] & ~(0xffff)) | (val & 0xffff); + + while (*pt != PTABLE_END) { + if (*pt == key) { + if (val == 0xffffffff) /* default */ + val = pt[2]; + + wlc_kmem_write(pt[1], val); + } + pt += 3; + } + + return 0; +} + +static int wlc_slottime(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + int ret = 0; + + if ((param & PARAM_MODE) == SET) { + wlc_patcher_setval(PTABLE_SLT1, *val); + wlc_patcher_setval(PTABLE_SLT2, ((*val == -1) ? *val : *val + 510)); + } else if ((param & PARAM_MODE) == GET) { + ret = wlc_patcher_getval(PTABLE_SLT1, (unsigned long *) val); + if (*val != 0xffffffff) + *val &= 0xffff; + } + + return ret; +} + +static int wlc_noack(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + int ret = 0; + + if ((param & PARAM_MODE) == SET) { + wlc_patcher_setval(PTABLE_ACKW, ((*val) ? 1 : 0)); + } else if ((param & PARAM_MODE) == GET) { + ret = wlc_patcher_getval(PTABLE_ACKW, (unsigned long *) val); + *val &= 0xffff; + *val = (*val ? 1 : 0); + } + + return ret; +} + +static int wlc_ibss_merge(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + int ret = 0; + + if ((param & PARAM_MODE) == SET) { + /* overwrite the instruction with 'lui v0,0x0' - fake a return + * status of 0 for wlc_bcn_tsf_later */ + wlc_patcher_setval(PTABLE_ACKW, ((*val) ? -1 : 0x3c020000)); + } else if ((param & PARAM_MODE) == GET) { + ret = wlc_patcher_getval(PTABLE_ACKW, (unsigned long *) val); + *val = ((*val == -1) ? 1 : 0); + } + + return ret; +} + +static int wlc_ioctl(wlc_param param, void *data, void *value) +{ + unsigned int *var = ((unsigned int *) data); + unsigned int ioc = *var; + + if (param & NOARG) { + return wl_ioctl(interface, ioc, NULL, 0); + } + switch(param & PARAM_TYPE) { + case INT: + return wl_ioctl(interface, ((param & SET) ? (ioc) : (ioc >> 16)) & 0xffff, value, sizeof(int)); + case STRING: + return wl_ioctl(interface, ((param & SET) ? (ioc) : (ioc >> 16)) & 0xffff, value, BUFSIZE); + } + return 0; +} + +static int wlc_iovar(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + char *iov = *((char **) data); + int ret = 0; + + if (param & SET) { + switch(param & PARAM_TYPE) { + case INT: + ret = wl_iovar_setint(interface, iov, *val); + } + } + if (param & GET) { + switch(param & PARAM_TYPE) { + case INT: + ret = wl_iovar_getint(interface, iov, val); + } + } + + return ret; +} + +static int wlc_bssiovar(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + char *iov = *((char **) data); + int ret = 0; + + if (param & SET) { + switch(param & PARAM_TYPE) { + case INT: + ret = wl_bssiovar_setint(interface, iov, vif, *val); + } + } + if (param & GET) { + switch(param & PARAM_TYPE) { + case INT: + ret = wl_bssiovar_getint(interface, iov, vif, val); + } + } + + return ret; +} + +static int wlc_vif_enabled(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + int buf[3]; + int ret = 0; + + sprintf((char *) buf, "bss"); + buf[1] = vif; + if (param & SET) { + buf[2] = (*val ? 1 : 0); + ret = wl_ioctl(interface, WLC_SET_VAR, buf, sizeof(buf)); + } else if (param & GET) { + ret = wl_ioctl(interface, WLC_GET_VAR, buf, sizeof(buf)); + *val = buf[0]; + } + + return ret; +} + +static int wlc_ssid(wlc_param param, void *data, void *value) +{ + int ret = -1, ret2 = -1; + char *dest = (char *) value; + wlc_ssid_t ssid; + + if ((param & PARAM_MODE) == GET) { + ret = wl_bssiovar_get(interface, "ssid", vif, &ssid, sizeof(ssid)); + + if (ret) + /* if we can't get the ssid through the bssiovar, try WLC_GET_SSID */ + ret = wl_ioctl(interface, WLC_GET_SSID, &ssid, sizeof(ssid)); + + if (!ret) { + memcpy(dest, ssid.SSID, ssid.SSID_len); + dest[ssid.SSID_len] = 0; + } + } else if ((param & PARAM_MODE) == SET) { + strncpy(ssid.SSID, value, 32); + ssid.SSID_len = strlen(value); + + if (ssid.SSID_len > 32) + ssid.SSID_len = 32; + + if (vif == 0) { + /* for the main interface, also try the WLC_SET_SSID call */ + ret2 = wl_ioctl(interface, WLC_SET_SSID, &ssid, sizeof(ssid)); + } + + ret = wl_bssiovar_set(interface, "ssid", vif, &ssid, sizeof(ssid)); + ret = (!ret2 ? 0 : ret); + } + + return ret; +} + +static int wlc_int(wlc_param param, void *data, void *value) +{ + int *var = *((int **) data); + int *val = (int *) value; + + if ((param & PARAM_MODE) == SET) { + *var = *val; + } else if ((param & PARAM_MODE) == GET) { + *val = *var; + } + + return 0; +} + +static int wlc_flag(wlc_param param, void *data, void *value) +{ + int *var = *((int **) data); + + *var = 1; + + return 0; +} + +static int wlc_string(wlc_param param, void *data, void *value) +{ + char *var = *((char **) data); + + if ((param & PARAM_MODE) == GET) { + strcpy(value, var); + } + + return 0; +} + +static int wlc_afterburner(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + int ret = 0; + + if ((param & PARAM_MODE) == GET) { + ret = wl_iovar_getint(interface, "afterburner", val); + } else { + wl_iovar_setint(interface, "wlfeatureflag", (*val ? 3 : 0)); + ret = wl_iovar_setint(interface, "afterburner", (*val ? 1 : 0)); + wl_iovar_setint(interface, "afterburner_override", *val); + } + + return ret; +} + +static int wlc_maclist(wlc_param param, void *data, void *value) +{ + unsigned int *var = ((unsigned int *) data); + unsigned int ioc = *var; + int limit = (sizeof(wlbuf) - 4) / sizeof(struct ether_addr); + struct maclist *list = (struct maclist *) wlbuf; + char *str = (char *) value; + char astr[30], *p; + struct ether_addr *addr; + int isset = 0; + int ret; + + if ((param & PARAM_MODE) == GET) { + list->count = limit; + ret = wl_ioctl(interface, (ioc >> 16) & 0xffff, wlbuf, sizeof(wlbuf)); + + if (!ret) + while (list->count) + str += sprintf(str, "%s%s", ((((char *) value) == str) ? "" : " "), ether_ntoa(&list->ea[list->count-- - 1])); + + return ret; + } else { + while (*str && isspace(*str)) + *str++; + + if (*str == '+') { + str++; + + list->count = limit; + if (wl_ioctl(interface, (ioc >> 16) & 0xffff, wlbuf, sizeof(wlbuf)) == 0) + isset = 1; + + while (*str && isspace(*str)) + str++; + } + + if (!isset) + memset(wlbuf, 0, sizeof(wlbuf)); + + foreach(astr, str, p) { + if (list->count >= limit) + break; + + if ((addr = ether_aton(astr)) != NULL) + memcpy(&list->ea[list->count++], addr, sizeof(struct ether_addr)); + } + + return wl_ioctl(interface, ioc & 0xffff, wlbuf, sizeof(wlbuf)); + } +} + +static int wlc_radio(wlc_param param, void *data, void *value) +{ + int *val = (int *) value; + int ret; + + if ((param & PARAM_MODE) == GET) { + ret = wl_ioctl(interface, WLC_GET_RADIO, val, sizeof(int)); + *val = ((*val & 1) ? 0 : 1); + } else { + *val = (1 << 16) | (*val ? 0 : 1); + ret = wl_ioctl(interface, WLC_SET_RADIO, val, sizeof(int)); + } + + return ret; +} + +static int wlc_wsec_key(wlc_param param, void *null, void *value) +{ + wl_wsec_key_t wsec_key; + unsigned char *index = value; + unsigned char *key; + unsigned char *data; + unsigned char hex[3]; + + if ((param & PARAM_MODE) != SET) + return 0; + + memset(&wsec_key, 0, sizeof(wsec_key)); + if (index[0] == '=') { + wsec_key.flags = WL_PRIMARY_KEY; + index++; + } + + if ((index[0] < '1') || (index[0] > '4') || (index[1] != ',')) + return -1; + + key = index + 2; + if (strncmp(key, "d:", 2) == 0) { /* delete key */ + } else if (strncmp(key, "s:", 2) == 0) { /* ascii key */ + key += 2; + wsec_key.len = strlen(key); + + if ((wsec_key.len != 5) && (wsec_key.len != 13)) + return -1; + + strcpy(wsec_key.data, key); + } else { /* hex key */ + wsec_key.len = strlen(key); + if ((wsec_key.len != 10) && (wsec_key.len != 26)) + return -1; + + wsec_key.len /= 2; + data = wsec_key.data; + hex[2] = 0; + do { + hex[0] = *(key++); + hex[1] = *(key++); + *(data++) = (unsigned char) strtoul(hex, NULL, 16); + } while (*key != 0); + } + + return wl_bssiovar_set(interface, "wsec_key", vif, &wsec_key, sizeof(wsec_key)); +} + +static inline int cw2ecw(int cw) +{ + int i; + for (cw++, i = 0; cw; i++) cw >>=1; + return i - 1; +} + +static int wlc_wme_ac(wlc_param param, void *data, void *value) +{ + char *type = *((char **) data); + char *settings = (char *) value; + char cmd[100], *p, *val; + edcf_acparam_t params[AC_COUNT]; + int ret; + int intval; + int cur = -1; + char *buf = wlbuf; + + if ((param & PARAM_MODE) != SET) + return -1; + + memset(params, 0, sizeof(params)); + ret = wl_iovar_get(interface, type, params, sizeof(params)); + memset(buf, 0, BUFSIZE); + strcpy(buf, type); + buf += strlen(buf) + 1; + + foreach(cmd, settings, p) { + val = strchr(cmd, '='); + if (val == NULL) { + if (strcmp(cmd, "be") == 0) + cur = AC_BE; + else if (strcmp(cmd, "bk") == 0) + cur = AC_BK; + else if (strcmp(cmd, "vi") == 0) + cur = AC_VI; + else if (strcmp(cmd, "vo") == 0) + cur = AC_VO; + else + return -1; + + /* just in case */ + params[cur].ACI = (params[cur].ACI & (0x3 << 5)) | (cur << 5); + } else { + *(val++) = 0; + + intval = strtoul(val, NULL, 10); + if (strcmp(cmd, "cwmin") == 0) + params[cur].ECW = (params[cur].ECW & ~(0xf)) | cw2ecw(intval); + else if (strcmp(cmd, "ecwmin") == 0) + params[cur].ECW = (params[cur].ECW & ~(0xf)) | (intval & 0xf); + else if (strcmp(cmd, "cwmax") == 0) + params[cur].ECW = (params[cur].ECW & ~(0xf << 4)) | (cw2ecw(intval) << 4); + else if (strcmp(cmd, "ecwmax") == 0) + params[cur].ECW = (params[cur].ECW & ~(0xf << 4)) | ((intval & 0xf) << 4); + else if (strcmp(cmd, "aifsn") == 0) + params[cur].ACI = (params[cur].ACI & ~(0xf)) | (intval & 0xf); + else if (strcmp(cmd, "txop") == 0) + params[cur].TXOP = intval >> 5; + else if (strcmp(cmd, "force") == 0) + params[cur].ACI = (params[cur].ACI & ~(1 << 4)) | ((intval) ? (1 << 4) : 0); + else return -1; + + memcpy(buf, ¶ms[cur], sizeof(edcf_acparam_t)); + wl_ioctl(interface, WLC_SET_VAR, wlbuf, BUFSIZE); + } + } + return ret; +} + +static const struct wlc_call wlc_calls[] = { + { + .name = "version", + .param = STRING|NOARG, + .handler = wlc_string, + .data.str = VERSION, + .desc = "Version of this program" + }, + { + .name = "debug", + .param = INT, + .handler = wlc_int, + .data.ptr = &debug, + .desc = "wlc debug level" + }, + { + .name = "stdin", + .param = NOARG, + .handler = wlc_flag, + .data.ptr = &fromstdin, + .desc = "Accept input from stdin" + }, + { + .name = "up", + .param = NOARG, + .handler = wlc_ioctl, + .data.num = WLC_UP, + .desc = "Bring the interface up" + }, + { + .name = "down", + .param = NOARG, + .handler = wlc_ioctl, + .data.num = WLC_DOWN, + .desc = "Bring the interface down" + }, + { + .name = "radio", + .param = INT, + .handler = wlc_radio, + .desc = "Radio enabled flag" + }, + { + .name = "ap", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_AP << 16) | WLC_SET_AP), + .desc = "Access Point mode" + }, + { + .name = "mssid", + .param = INT, + .handler = wlc_iovar, + .data.str = "mssid", + .desc = "Multi-ssid mode" + }, + { + .name = "apsta", + .param = INT, + .handler = wlc_iovar, + .data.str = "apsta", + .desc = "AP+STA mode" + }, + { + .name = "infra", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_INFRA << 16) | WLC_SET_INFRA), + .desc = "Infrastructure mode" + }, + { + .name = "wet", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_WET << 16) | WLC_SET_WET), + .desc = "Wireless repeater mode", + }, + { + .name = "statimeout", + .param = INT, + .handler = wlc_iovar, + .data.str = "sta_retry_time", + .desc = "STA connection timeout" + }, + { + .name = "country", + .param = STRING, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_COUNTRY << 16) | WLC_SET_COUNTRY), + .desc = "Country code" + }, + { + .name = "channel", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_CHANNEL << 16) | WLC_SET_CHANNEL), + .desc = "Channel", + }, + { + .name = "vif", + .param = INT, + .handler = wlc_int, + .data.ptr = &vif, + .desc = "Current vif index" + }, + { + .name = "enabled", + .param = INT, + .handler = wlc_vif_enabled, + .desc = "vif enabled flag" + }, + { + .name = "ssid", + .param = STRING, + .handler = wlc_ssid, + .desc = "Interface ESSID" + }, + { + .name = "closed", + .param = INT, + .handler = wlc_bssiovar, + .data.str = "closednet", + .desc = "Hidden ESSID flag" + }, + { + .name = "wsec", + .param = INT, + .handler = wlc_bssiovar, + .data.str = "wsec", + .desc = "Security mode flags" + }, + { + .name = "wepkey", + .param = STRING, + .handler = wlc_wsec_key, + .desc = "Set/Remove WEP keys" + }, + { + .name = "wsec_restrict", + .param = INT, + .handler = wlc_bssiovar, + .data.str = "wsec_restrict", + .desc = "Drop unencrypted traffic" + }, + { + .name = "eap_restrict", + .param = INT, + .handler = wlc_bssiovar, + .data.str = "eap_restrict", + .desc = "Only allow 802.1X traffic until 802.1X authorized" + }, + { + .name = "wpa_auth", + .param = INT, + .handler = wlc_bssiovar, + .data.str = "wpa_auth", + .desc = "WPA authentication modes" + }, + { + .name = "ap_isolate", + .param = INT, + .handler = wlc_bssiovar, + .data.str = "ap_isolate", + .desc = "Isolate connected clients" + }, + { + .name = "supplicant", + .param = INT, + .handler = wlc_iovar, + .data.str = "sup_wpa", + .desc = "Built-in WPA supplicant" + }, + { + .name = "maxassoc", + .param = INT, + .handler = wlc_iovar, + .data.str = "maxassoc", + .desc = "Max. number of associated clients", + }, + { + .name = "wme", + .param = INT, + .handler = wlc_iovar, + .data.str = "wme", + .desc = "WME enabled" + }, + { + .name = "wme_ac_ap", + .param = STRING, + .handler = wlc_wme_ac, + .data.str = "wme_ac_ap", + .desc = "Set WME AC options for AP mode", + }, + { + .name = "wme_ac_sta", + .param = STRING, + .handler = wlc_wme_ac, + .data.str = "wme_ac_sta", + .desc = "Set WME AC options for STA mode", + }, + { + .name = "wme_noack", + .param = INT, + .handler = wlc_iovar, + .data.str = "wme_noack", + .desc = "WME ACK disable request", + }, + { + .name = "fragthresh", + .param = INT, + .handler = wlc_iovar, + .data.str = "fragthresh", + .desc = "Fragmentation threshold", + }, + { + .name = "rtsthresh", + .param = INT, + .handler = wlc_iovar, + .data.str = "rtsthresh", + .desc = "RTS threshold" + }, + { + .name = "rxant", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_ANTDIV << 16) | WLC_SET_ANTDIV), + .desc = "Rx antenna selection" + }, + { + .name = "txant", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_TXANT << 16) | WLC_SET_TXANT), + .desc = "Tx antenna selection" + }, + { + .name = "dtim", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_DTIMPRD << 16) | WLC_SET_DTIMPRD), + .desc = "DTIM period", + }, + { + .name = "bcn", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_BCNPRD << 16) | WLC_SET_BCNPRD), + .desc = "Beacon interval" + }, + { + .name = "frameburst", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_FAKEFRAG << 16) | WLC_SET_FAKEFRAG), + .desc = "Framebursting" + }, + { + .name = "monitor", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_MONITOR << 16) | WLC_SET_MONITOR), + .desc = "Monitor mode" + }, + { + .name = "passive", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_PASSIVE << 16) | WLC_SET_PASSIVE), + .desc = "Passive mode" + }, + { + .name = "macfilter", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_MACMODE << 16) | WLC_SET_MACMODE), + .desc = "MAC filter mode (0:disabled, 1:deny, 2:allow)" + }, + { + .name = "maclist", + .param = STRING, + .data.num = ((WLC_GET_MACLIST << 16) | WLC_SET_MACLIST), + .handler = wlc_maclist, + .desc = "MAC filter list" + }, + { + .name = "autowds", + .param = INT, + .handler = wlc_ioctl, + .data.num = ((WLC_GET_LAZYWDS << 16) | WLC_SET_LAZYWDS), + .desc = "Automatic WDS" + }, + { + .name = "wds", + .param = STRING, + .data.num = ((WLC_GET_WDSLIST << 16) | WLC_SET_WDSLIST), + .handler = wlc_maclist, + .desc = "WDS connection list" + }, + { + .name = "wdstimeout", + .param = INT, + .handler = wlc_iovar, + .data.str = "wdstimeout", + .desc = "WDS link detection timeout" + }, + { + .name = "afterburner", + .param = INT, + .handler = wlc_afterburner, + .desc = "Broadcom Afterburner" + }, + { + .name = "slottime", + .param = INT, + .handler = wlc_slottime, + .desc = "Slot time (-1 = auto)" + }, + { + .name = "txack", + .param = INT, + .handler = wlc_noack, + .desc = "Tx ACK enabled flag" + }, + { + .name = "ibss_merge", + .param = INT, + .handler = wlc_ibss_merge, + .desc = "Allow IBSS merge in Ad-Hoc mode" + } +}; +#define wlc_calls_size (sizeof(wlc_calls) / sizeof(struct wlc_call)) + +static void usage(char *cmd) +{ + int i; + fprintf(stderr, "Usage: %s <command> [<argument> ...]\n" + "\n" + "Available commands:\n", cmd); + for (i = 0; i < wlc_calls_size; i++) { + fprintf(stderr, "\t%-16s\t%s\n", wlc_calls[i].name ?: "", wlc_calls[i].desc ?: ""); + } + fprintf(stderr, "\n"); + exit(1); +} + +static int do_command(const struct wlc_call *cmd, char *arg) +{ + static char buf[BUFSIZE]; + int set; + int ret = 0; + char *format, *end; + int intval; + + if (debug >= 10) { + fprintf(stderr, "do_command %-16s\t'%s'\n", cmd->name, arg); + } + + if ((arg == NULL) && ((cmd->param & PARAM_TYPE) != NONE)) { + set = 0; + ret = cmd->handler(cmd->param | GET, (void *) &cmd->data, (void *) buf); + if (ret == 0) { + switch(cmd->param & PARAM_TYPE) { + case INT: + intval = *((int *) buf); + + if (intval > 65535) + format = "0x%08x\n"; + else if (intval > 255) + format = "0x%04x\n"; + else + format = "%d\n"; + + fprintf(stdout, format, intval); + break; + case STRING: + fprintf(stdout, "%s\n", buf); + } + } + } else { /* SET */ + set = 1; + switch(cmd->param & PARAM_TYPE) { + case INT: + intval = strtoul(arg, &end, 10); + if (end && !(*end)) { + memcpy(buf, &intval, sizeof(intval)); + } else { + fprintf(stderr, "%s: Invalid argument\n", cmd->name); + return -1; + } + break; + case STRING: + strncpy(buf, arg, BUFSIZE); + buf[BUFSIZE - 1] = 0; + } + + ret = cmd->handler(cmd->param | SET, (void *) &cmd->data, (void *) buf); + } + + if ((debug > 0) && (ret != 0)) + fprintf(stderr, "Command '%s %s' failed: %d\n", (set == 1 ? "set" : "get"), cmd->name, ret); + + return ret; +} + +static struct wlc_call *find_cmd(char *name) +{ + int found = 0, i = 0; + + while (!found && (i < wlc_calls_size)) { + if (strcmp(name, wlc_calls[i].name) == 0) + found = 1; + else + i++; + } + + return (struct wlc_call *) (found ? &wlc_calls[i] : NULL); +} + +int main(int argc, char **argv) +{ + static char buf[BUFSIZE]; + char *s, *s2; + char *cmd = argv[0]; + struct wlc_call *call; + int ret = 0; + + if (argc < 2) + usage(argv[0]); + + for(interface[2] = '0'; (interface[2] < '3') && (wl_probe(interface) != 0); interface[2]++); + if (interface[2] == '3') { + fprintf(stderr, "No Broadcom wl interface found!\n"); + return -1; + } + + argv++; + argc--; + while ((argc > 0) && (argv[0] != NULL)) { + if ((call = find_cmd(argv[0])) == NULL) { + fprintf(stderr, "Invalid command: %s\n\n", argv[0]); + usage(cmd); + } + if ((argc > 1) && (!(call->param & NOARG))) { + ret = do_command(call, argv[1]); + argv += 2; + argc -= 2; + } else { + ret = do_command(call, NULL); + argv++; + argc--; + } + } + + while (fromstdin && !feof(stdin)) { + *buf = 0; + fgets(buf, BUFSIZE - 1, stdin); + + if (*buf == 0) + continue; + + if ((s = strchr(buf, '\r')) != NULL) + *s = 0; + if ((s = strchr(buf, '\n')) != NULL) + *s = 0; + + s = buf; + while (isspace(*s)) + s++; + + if (!*s) + continue; + + if ((s2 = strchr(buf, ' ')) != NULL) + *(s2++) = 0; + + while (s2 && isspace(*s2)) + s2++; + + if ((call = find_cmd(buf)) == NULL) { + fprintf(stderr, "Invalid command: %s\n", buf); + ret = -1; + } else + ret = do_command(call, ((call->param & NOARG) ? NULL : s2)); + } + + return ret; +} |