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;
PARAM_TYPE = 0x00f,
INT = 0x001,
STRING = 0x002,
+ MAC = 0x003,
/* options */
PARAM_OPTIONS = 0x0f0,
ea[0], ea[1], ea[2], ea[3], ea[4], ea[5]);
}
-/*
- * 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.patch", 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 (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);
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;
}
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_getint(interface, iov, val);
+ break;
+ case MAC:
+ ret = wl_iovar_get(interface, iov, value, 6);
+ break;
}
}
.name = "mssid",
.param = INT,
.handler = wlc_iovar,
- .data.str = "mssid",
+ .data.str = "mbss",
.desc = "Multi-ssid mode"
},
{
.data.str = "rtsthresh",
.desc = "RTS threshold"
},
+ {
+ .name = "slottime",
+ .param = INT,
+ .handler = wlc_iovar,
+ .data.str = "acktiming",
+ .desc = "Slot time"
+ },
{
.name = "rxant",
.param = INT,
.desc = "Broadcom Afterburner"
},
{
- .name = "slottime",
+ .name = "join_once",
.param = INT,
- .handler = wlc_slottime,
- .desc = "Slot time (-1 = auto)"
+ .handler = wlc_iovar,
+ .data.str = "IBSS_join_once",
+ .desc = "Prevent unwanted IBSS merges"
},
{
- .name = "txack",
- .param = INT,
- .handler = wlc_noack,
- .desc = "Tx ACK enabled flag"
+ .name = "bssid",
+ .param = MAC,
+ .handler = wlc_iovar,
+ .data.str = "cur_etheraddr",
+ .desc = "BSSID"
+ },
+ {
+ .name = "default_bssid",
+ .param = MAC,
+ .handler = wlc_iovar,
+ .data.str = "perm_etheraddr",
+ .desc = "Default BSSID (read-only)"
},
{
- .name = "ibss_merge",
+ .name = "allow_mode",
.param = INT,
- .handler = wlc_ibss_merge,
- .desc = "Allow IBSS merge in Ad-Hoc mode"
- }
+ .data.num = ((WLC_GET_ALLOW_MODE << 16) | WLC_SET_ALLOW_MODE),
+ .handler = wlc_ioctl,
+ .desc = "STA/IBSS assoc mode"
+ },
+ {
+ .name = "des_bssid",
+ .param = MAC,
+ .data.num = ((WLC_GET_DESIRED_BSSID << 16) | WLC_SET_DESIRED_BSSID),
+ .handler = wlc_ioctl,
+ .desc = "Desired BSSID"
+ },
};
#define wlc_calls_size (sizeof(wlc_calls) / sizeof(struct wlc_call))
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);
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 */
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, (void *) buf);
+ ret = cmd->handler(cmd->param | SET, (void *) &cmd->data, ptr);
}
if ((debug > 0) && (ret != 0))
projects / openwrt-10.03 / .git / blobdiff