EljakimHerrewijnen/Openwrt
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
b55f4bdd60
Openwrt/package/broadcom-wl/src/wlc.c

1087 lines
23 KiB
C
Raw Blame History

/*
* 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 kmem_offset = 0;
static int vif = 0, debug = 1, fromstdin = 0;
typedef enum {
NONE = 0x00,
/* types */
PARAM_TYPE = 0x00f,
INT = 0x001,
STRING = 0x002,
MAC = 0x003,
/* 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);
static inline int my_ether_ntoa(unsigned char *ea, char *buf)
{
return sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x",
ea[0], ea[1], ea[2], ea[3], ea[4], ea[5]);
}
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 MAC:
return wl_ioctl(interface, ((param & SET) ? (ioc) : (ioc >> 16)) & 0xffff, value, 6);
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);
break;
case MAC:
ret = wl_iovar_set(interface, iov, value, 6);
break;
}
}
if (param & GET) {
switch(param & PARAM_TYPE) {
case INT:
ret = wl_iovar_get(interface, iov, val, sizeof(int));
break;
case MAC:
ret = wl_iovar_get(interface, iov, value, 6);
break;
}
}
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_get(interface, iov, vif, val, sizeof(int));
}
}
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_get(interface, "afterburner", val, sizeof(int));
} 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", ((((char *) value) == str) ? "" : " "));
str += my_ether_ntoa((unsigned char *) &list->ea[list->count-- - 1], str);
}
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, &params[cur], sizeof(edcf_acparam_t));
wl_ioctl(interface, WLC_SET_VAR, wlbuf, BUFSIZE);
}
}
return ret;
}
static int wlc_ifname(wlc_param param, void *data, void *value)
{
char *val = (char *) value;
int ret = 0;
if (param & SET) {
if (strlen(val) < 16)
strcpy(interface, val);
else ret = -1;
}
if (param & GET) {
strcpy(val, interface);
}
return ret;
}
static int wlc_wdsmac(wlc_param param, void *data, void *value)
{
unsigned char mac[6];
int ret = 0;
ret = wl_ioctl(interface, WLC_WDS_GET_REMOTE_HWADDR, &mac, 6);
if (ret == 0)
my_ether_ntoa(mac, value);
return ret;
}
static int wlc_pmk(wlc_param param, void *data, void *value)
{
int ret = -1;
char *str = (char *) value;
wsec_pmk_t pmk;
/* driver doesn't support GET */
if ((param & PARAM_MODE) == SET) {
strncpy(pmk.key, value, WSEC_MAX_PSK_LEN);
pmk.key_len = strlen(value);
if (pmk.key_len > WSEC_MAX_PSK_LEN)
pmk.key_len = WSEC_MAX_PSK_LEN;
pmk.flags = WSEC_PASSPHRASE;
ret = wl_ioctl(interface, WLC_SET_WSEC_PMK, &pmk, sizeof(pmk));
}
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 = "ifname",
.param = STRING,
.handler = wlc_ifname,
.desc = "interface to send commands to"
},
{
.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 = "mbss",
.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 = "vlan_mode",
.param = INT,
.handler = wlc_bssiovar,
.data.str = "vlan_mode",
.desc = "Parse 802.1Q tags",
},
{
.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 = "wepauth",
.param = INT,
.handler = wlc_ioctl,
.data.num = ((WLC_GET_AUTH << 16) | WLC_SET_AUTH),
.desc = "WEP authentication type. 0 = OpenSystem, 1 = SharedKey"
},
{
.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 = "passphrase",
.param = STRING,
.handler = wlc_pmk,
.desc = "Passphrase for 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 = "802.11d",
.param = INT,
.handler = wlc_ioctl,
.data.num = ((WLC_GET_REGULATORY << 16) | WLC_SET_REGULATORY),
.desc = "Enable/disable 802.11d regulatory management",
},
{
.name = "802.11h",
.param = INT,
.handler = wlc_ioctl,
.data.num = ((WLC_GET_SPECT_MANAGMENT << 16) | WLC_SET_SPECT_MANAGMENT),
.desc = "Enable/disable 802.11h spectrum management",
},
{
.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 = "slottime",
.param = INT,
.handler = wlc_iovar,
.data.str = "acktiming",
.desc = "Slot time"
},
{
.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_scan",
.param = INT,
.handler = wlc_ioctl,
.data.num = ((WLC_GET_PASSIVE_SCAN << 16) | WLC_SET_PASSIVE_SCAN),
.desc = "Passive scan 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 = "wdsmac",
.param = STRING|NOARG,
.handler = wlc_wdsmac,
.desc = "MAC of the remote WDS endpoint (only with wds0.* interfaces)"
},
{
.name = "afterburner",
.param = INT,
.handler = wlc_afterburner,
.desc = "Broadcom Afterburner"
},
{
.name = "ibss_merge",
.param = INT,
.handler = wlc_iovar,
.data.str = "ibss_coalesce_allowed",
.desc = "Allow IBSS merges"
},
{
.name = "bssid",
.param = MAC,
.handler = wlc_ioctl,
.data.num = ((WLC_GET_BSSID << 16) | WLC_SET_BSSID),
.desc = "BSSID"
},
{
.name = "default_bssid",
.param = MAC,
.handler = wlc_iovar,
.data.str = "perm_etheraddr",
.desc = "Default BSSID (read-only)"
},
{
.name = "assoclist",
.param = STRING,
.data.num = (WLC_GET_ASSOCLIST << 16),
.handler = wlc_maclist,
.desc = "MACs of associated stations"
},
{
.name = "gmode",
.param = INT,
.data.num = ((WLC_GET_GMODE << 16) | WLC_SET_GMODE),
.handler = wlc_ioctl,
.desc = "G 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;
void *ptr = (void *) buf;
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);
break;
case MAC:
my_ether_ntoa(buf, buf + 6);
fprintf(stdout, "%s\n", buf + 6);
break;
}
}
} 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;
break;
case MAC:
ptr = ether_aton(arg);
if (!ptr) {
fprintf(stderr, "%s: Invalid mac address '%s'\n", cmd->name, arg);
return -1;
}
break;
}
ret = cmd->handler(cmd->param | SET, (void *) &cmd->data, ptr);
}
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;
}
Reference in New Issue View Git Blame Copy Permalink