/*
* Wireless Tools
*
- * Jean II - HPLB '99
+ * Jean II - HPLB 97->99 - HPL 99->01
*
* Main code for "iwconfig". This is the generic tool for most
* manipulations...
- * You need to link this code against "iwcommon.c" and "-lm".
+ * You need to link this code against "iwlib.c" and "-lm".
+ *
+ * This file is released under the GPL license.
+ * Copyright (c) 1997-2002 Jean Tourrilhes <jt@hpl.hp.com>
*/
-#include "iwcommon.h" /* Header */
-
-/**************************** VARIABLES ****************************/
-char * operation_mode[] = { "Auto",
- "Ad-Hoc",
- "Managed",
- "Master",
- "Repeater",
- "Secondary" };
+#include "iwlib.h" /* Header */
/************************* MISC SUBROUTINES **************************/
fprintf(stderr, " [rts {N|auto|fixed|off}]\n");
fprintf(stderr, " [frag {N|auto|fixed|off}]\n");
fprintf(stderr, " [enc NNNN-NNNN]\n");
- exit(1);
+ fprintf(stderr, " [power { period N|timeout N}]\n");
+ fprintf(stderr, " [txpower N {mW|dBm}]\n");
+ fprintf(stderr, " [commit]\n");
}
/*------------------------------------------------------------------*/
/*
- * Read /proc/net/wireless to get the latest statistics
- */
-static int
-iw_getstats(char * ifname,
- iwstats * stats)
-{
- FILE * f=fopen("/proc/net/wireless","r");
- char buf[256];
- char * bp;
- int t;
- if(f==NULL)
- return -1;
- /* Loop on all devices */
- while(fgets(buf,255,f))
- {
- bp=buf;
- while(*bp&&isspace(*bp))
- bp++;
- /* Is it the good device ? */
- if(strncmp(bp,ifname,strlen(ifname))==0 && bp[strlen(ifname)]==':')
- {
- /* Skip ethX: */
- bp=strchr(bp,':');
- bp++;
- /* -- status -- */
- bp = strtok(bp, " ");
- sscanf(bp, "%X", &t);
- stats->status = (unsigned short) t;
- /* -- link quality -- */
- bp = strtok(NULL, " ");
- if(strchr(bp,'.') != NULL)
- stats->qual.updated |= 1;
- sscanf(bp, "%d", &t);
- stats->qual.qual = (unsigned char) t;
- /* -- signal level -- */
- bp = strtok(NULL, " ");
- if(strchr(bp,'.') != NULL)
- stats->qual.updated |= 2;
- sscanf(bp, "%d", &t);
- stats->qual.level = (unsigned char) t;
- /* -- noise level -- */
- bp = strtok(NULL, " ");
- if(strchr(bp,'.') != NULL)
- stats->qual.updated += 4;
- sscanf(bp, "%d", &t);
- stats->qual.noise = (unsigned char) t;
- /* -- discarded packets -- */
- bp = strtok(NULL, " ");
- sscanf(bp, "%d", &stats->discard.nwid);
- bp = strtok(NULL, " ");
- sscanf(bp, "%d", &stats->discard.code);
- bp = strtok(NULL, " ");
- sscanf(bp, "%d", &stats->discard.misc);
- fclose(f);
- return 0;
- }
- }
- fclose(f);
- return -1;
-}
-
-/*------------------------------------------------------------------*/
-/*
* Get wireless informations & config from the device driver
* We will call all the classical wireless ioctl on the driver through
* the socket to know what is supported and to get the settings...
memset((char *) info, 0, sizeof(struct wireless_info));
/* Get wireless name */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWNAME, &wrq) < 0)
- /* If no wireless name : no wireless extensions */
- return(-1);
+ if(iw_get_ext(skfd, ifname, SIOCGIWNAME, &wrq) < 0)
+ {
+ /* If no wireless name : no wireless extensions */
+ /* But let's check if the interface exists at all */
+ struct ifreq ifr;
+
+ strcpy(ifr.ifr_name, ifname);
+ if(ioctl(skfd, SIOCGIFFLAGS, &ifr) < 0)
+ return(-ENODEV);
+ else
+ return(-ENOTSUP);
+ }
else
strcpy(info->name, wrq.u.name);
+ /* Get ranges */
+ if(iw_get_range_info(skfd, ifname, &(info->range)) >= 0)
+ info->has_range = 1;
+
/* Get network ID */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWNWID, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWNWID, &wrq) >= 0)
{
info->has_nwid = 1;
memcpy(&(info->nwid), &(wrq.u.nwid), sizeof(iwparam));
}
/* Get frequency / channel */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWFREQ, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWFREQ, &wrq) >= 0)
{
info->has_freq = 1;
- info->freq = freq2float(&(wrq.u.freq));
+ info->freq = iw_freq2float(&(wrq.u.freq));
}
/* Get sensitivity */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWSENS, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWSENS, &wrq) >= 0)
{
info->has_sens = 1;
memcpy(&(info->sens), &(wrq.u.sens), sizeof(iwparam));
}
/* Get encryption information */
- strcpy(wrq.ifr_name, ifname);
wrq.u.data.pointer = (caddr_t) info->key;
- wrq.u.data.length = 0;
+ wrq.u.data.length = IW_ENCODING_TOKEN_MAX;
wrq.u.data.flags = 0;
- if(ioctl(skfd, SIOCGIWENCODE, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWENCODE, &wrq) >= 0)
{
info->has_key = 1;
info->key_size = wrq.u.data.length;
}
/* Get ESSID */
- strcpy(wrq.ifr_name, ifname);
wrq.u.essid.pointer = (caddr_t) info->essid;
- wrq.u.essid.length = 0;
+ wrq.u.essid.length = IW_ESSID_MAX_SIZE;
wrq.u.essid.flags = 0;
- if(ioctl(skfd, SIOCGIWESSID, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWESSID, &wrq) >= 0)
{
info->has_essid = 1;
info->essid_on = wrq.u.data.flags;
}
/* Get AP address */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWAP, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWAP, &wrq) >= 0)
{
info->has_ap_addr = 1;
memcpy(&(info->ap_addr), &(wrq.u.ap_addr), sizeof (sockaddr));
}
/* Get NickName */
- strcpy(wrq.ifr_name, ifname);
wrq.u.essid.pointer = (caddr_t) info->nickname;
- wrq.u.essid.length = 0;
+ wrq.u.essid.length = IW_ESSID_MAX_SIZE;
wrq.u.essid.flags = 0;
- if(ioctl(skfd, SIOCGIWNICKN, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWNICKN, &wrq) >= 0)
if(wrq.u.data.length > 1)
info->has_nickname = 1;
/* Get bit rate */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWRATE, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWRATE, &wrq) >= 0)
{
info->has_bitrate = 1;
memcpy(&(info->bitrate), &(wrq.u.bitrate), sizeof(iwparam));
}
/* Get RTS threshold */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWRTS, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWRTS, &wrq) >= 0)
{
info->has_rts = 1;
memcpy(&(info->rts), &(wrq.u.rts), sizeof(iwparam));
}
/* Get fragmentation threshold */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWFRAG, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWFRAG, &wrq) >= 0)
{
info->has_frag = 1;
memcpy(&(info->frag), &(wrq.u.frag), sizeof(iwparam));
}
/* Get operation mode */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWMODE, &wrq) >= 0)
+ if(iw_get_ext(skfd, ifname, SIOCGIWMODE, &wrq) >= 0)
{
- if((wrq.u.mode < 6) && (wrq.u.mode >= 0))
- info->has_mode = 1;
info->mode = wrq.u.mode;
+ if((info->mode < IW_NUM_OPER_MODE) && (info->mode >= 0))
+ info->has_mode = 1;
}
/* Get Power Management settings */
- strcpy(wrq.ifr_name, ifname);
- if(ioctl(skfd, SIOCGIWPOWER, &wrq) >= 0)
+ wrq.u.power.flags = 0;
+ if(iw_get_ext(skfd, ifname, SIOCGIWPOWER, &wrq) >= 0)
{
info->has_power = 1;
memcpy(&(info->power), &(wrq.u.power), sizeof(iwparam));
}
+#if WIRELESS_EXT > 9
+ /* Get Transmit Power */
+ if(iw_get_ext(skfd, ifname, SIOCGIWTXPOW, &wrq) >= 0)
+ {
+ info->has_txpower = 1;
+ memcpy(&(info->txpower), &(wrq.u.txpower), sizeof(iwparam));
+ }
+#endif
+
+#if WIRELESS_EXT > 10
+ /* Get retry limit/lifetime */
+ if(iw_get_ext(skfd, ifname, SIOCGIWRETRY, &wrq) >= 0)
+ {
+ info->has_retry = 1;
+ memcpy(&(info->retry), &(wrq.u.retry), sizeof(iwparam));
+ }
+#endif /* WIRELESS_EXT > 10 */
+
/* Get stats */
- if(iw_getstats(ifname, &(info->stats)) >= 0)
+ if(iw_get_stats(skfd, ifname, &(info->stats)) >= 0)
{
info->has_stats = 1;
}
- /* Get ranges */
- if(get_range_info(skfd, ifname, &(info->range)) >= 0)
- info->has_range = 1;
-
return(0);
}
display_info(struct wireless_info * info,
char * ifname)
{
+ char buffer[128]; /* Temporary buffer */
+
+ /* One token is more of less 5 characters, 14 tokens per line */
+ int tokens = 3; /* For name */
+
/* Display device name and wireless name (name of the protocol used) */
printf("%-8.8s %s ", ifname, info->name);
if(info->has_essid)
{
if(info->essid_on)
- printf("ESSID:\"%s\" ", info->essid);
+ {
+ /* Does it have an ESSID index ? */
+ if((info->essid_on & IW_ENCODE_INDEX) > 1)
+ printf("ESSID:\"%s\" [%d] ", info->essid,
+ (info->essid_on & IW_ENCODE_INDEX));
+ else
+ printf("ESSID:\"%s\" ", info->essid);
+ }
else
- printf("ESSID:off ");
+ printf("ESSID:off/any ");
}
/* Display NickName (station name), if any */
/* Formatting */
if(info->has_essid || info->has_nickname)
- printf("\n ");
+ {
+ printf("\n ");
+ tokens = 0;
+ }
/* Display Network ID */
if(info->has_nwid)
{
- /* Note : should display right number of digit according to info
+ /* Note : should display proper number of digit according to info
* in range structure */
if(info->nwid.disabled)
printf("NWID:off/any ");
else
printf("NWID:%X ", info->nwid.value);
+ tokens +=2;
+ }
+
+ /* Display the current mode of operation */
+ if(info->has_mode)
+ {
+ printf("Mode:%s ", iw_operation_mode[info->mode]);
+ tokens +=3;
}
/* Display frequency / channel */
if(info->has_freq)
{
- if(info->freq < KILO)
- printf("Channel:%g ", info->freq);
+ iw_print_freq(buffer, info->freq);
+ printf("%s ", buffer);
+ tokens +=4;
+ }
+
+ /* Display the address of the current Access Point */
+ if(info->has_ap_addr)
+ {
+ /* A bit of clever formatting */
+ if(tokens > 8)
+ {
+ printf("\n ");
+ tokens = 0;
+ }
+ tokens +=6;
+
+ /* Oups ! No Access Point in Ad-Hoc mode */
+ if((info->has_mode) && (info->mode == IW_MODE_ADHOC))
+ printf("Cell:");
else
+ printf("Access Point:");
+ printf(" %s", iw_pr_ether(buffer, info->ap_addr.sa_data));
+ }
+
+ /* Display the currently used/set bit-rate */
+ if(info->has_bitrate)
+ {
+ /* A bit of clever formatting */
+ if(tokens > 11)
{
- if(info->freq >= GIGA)
- printf("Frequency:%gGHz ", info->freq / GIGA);
+ printf("\n ");
+ tokens = 0;
+ }
+ tokens +=3;
+
+ /* Display it */
+ iw_print_bitrate(buffer, info->bitrate.value);
+ printf("Bit Rate%c%s ", (info->bitrate.fixed ? '=' : ':'), buffer);
+ }
+
+#if WIRELESS_EXT > 9
+ /* Display the Transmit Power */
+ if(info->has_txpower)
+ {
+ /* A bit of clever formatting */
+ if(tokens > 11)
+ {
+ printf("\n ");
+ tokens = 0;
+ }
+ tokens +=3;
+
+ /* Disabled ? */
+ if(info->txpower.disabled)
+ printf("Tx-Power:off ");
+ else
+ {
+ int dbm;
+
+ /* Fixed ? */
+ if(info->txpower.fixed)
+ printf("Tx-Power=");
else
- {
- if(info->freq >= MEGA)
- printf("Frequency:%gMHz ", info->freq / MEGA);
- else
- printf("Frequency:%gkHz ", info->freq / KILO);
- }
+ printf("Tx-Power:");
+
+ /* Convert everything to dBm */
+ if(info->txpower.flags & IW_TXPOW_MWATT)
+ dbm = iw_mwatt2dbm(info->txpower.value);
+ else
+ dbm = info->txpower.value;
+
+ /* Display */
+ printf("%d dBm ", dbm);
}
}
+#endif
/* Display sensitivity */
if(info->has_sens)
{
+ /* A bit of clever formatting */
+ if(tokens > 10)
+ {
+ printf("\n ");
+ tokens = 0;
+ }
+ tokens +=4;
+
/* Fixed ? */
if(info->sens.fixed)
printf("Sensitivity=");
printf("%d ", info->sens.value);
}
- /* Display the current mode of operation */
- if(info->has_mode)
- {
- /* A bit of clever formatting */
- if((info->has_nwid + 2*info->has_freq + 2*info->has_sens
- + !info->has_essid) > 4)
- printf("\n ");
-
- printf("Mode:%s ", operation_mode[info->mode]);
- }
-
- /* Display the address of the current Access Point */
- if(info->has_ap_addr)
- {
- /* A bit of clever formatting */
- if((info->has_nwid + 2*info->has_freq + 2*info->has_sens
- + info->has_mode + !info->has_essid) > 3)
- printf("\n ");
-
- printf("Access Point: %s", pr_ether(info->ap_addr.sa_data));
- }
-
printf("\n ");
+ tokens = 0;
- /* Display the currently used/set bit-rate */
- if(info->has_bitrate)
- {
- /* Fixed ? */
- if(info->bitrate.fixed)
- printf("Bit Rate=");
+#if WIRELESS_EXT > 10
+ /* Display retry limit/lifetime information */
+ if(info->has_retry)
+ {
+ printf("Retry");
+ /* Disabled ? */
+ if(info->retry.disabled)
+ printf(":off");
else
- printf("Bit Rate:");
+ {
+ /* Let's check the value and its type */
+ if(info->retry.flags & IW_RETRY_TYPE)
+ {
+ iw_print_retry_value(buffer,
+ info->retry.value, info->retry.flags);
+ printf("%s", buffer);
+ }
- if(info->bitrate.value >= GIGA)
- printf("%gGb/s", info->bitrate.value / GIGA);
- else
- if(info->bitrate.value >= MEGA)
- printf("%gMb/s", info->bitrate.value / MEGA);
- else
- printf("%gkb/s", info->bitrate.value / KILO);
+ /* Let's check if nothing (simply on) */
+ if(info->retry.flags == IW_RETRY_ON)
+ printf(":on");
+ }
printf(" ");
+ tokens += 5; /* Between 3 and 5, depend on flags */
}
+#endif /* WIRELESS_EXT > 10 */
/* Display the RTS threshold */
if(info->has_rts)
printf("%d B ", info->rts.value);
}
+ tokens += 3;
}
/* Display the fragmentation threshold */
if(info->has_frag)
{
+ /* A bit of clever formatting */
+ if(tokens > 10)
+ {
+ printf("\n ");
+ tokens = 0;
+ }
+ tokens +=4;
+
/* Disabled ? */
if(info->frag.disabled)
- printf("Fragment thr:off ");
+ printf("Fragment thr:off");
else
{
/* Fixed ? */
}
/* Formating */
- if((info->has_bitrate) || (info->has_rts) || (info->has_bitrate))
+ if(tokens > 0)
printf("\n ");
/* Display encryption information */
- /* Note : we display only the "current" key, use iwspy to list all keys */
+ /* Note : we display only the "current" key, use iwlist to list all keys */
if(info->has_key)
{
printf("Encryption key:");
printf("off\n ");
else
{
- int i;
-
- printf("%.2X", info->key[0]);
- for(i = 1; i < info->key_size; i++)
- {
- if((i & 0x1) == 0)
- printf("-");
- printf("%.2X", info->key[i]);
- }
+ /* Display the key */
+ iw_print_key(buffer, info->key, info->key_size, info->key_flags);
+ printf("%s", buffer);
/* Other info... */
if((info->key_flags & IW_ENCODE_INDEX) > 1)
/* Display Power Management information */
/* Note : we display only one parameter, period or timeout. If a device
- * (such as HiperLan) has both, we would need to be a bit more clever... */
+ * (such as HiperLan) has both, the user need to use iwlist... */
if(info->has_power) /* I hope the device has power ;-) */
{
printf("Power Management");
/* Let's check the value and its type */
if(info->power.flags & IW_POWER_TYPE)
{
- /* Type */
- if(info->power.flags & IW_POWER_TIMEOUT)
- printf(" timeout:");
- else
- printf(" period:");
-
- /* Display value with units */
- if(info->power.value >= (int) MEGA)
- printf("%gs ", ((double) info->power.value) / MEGA);
- else
- if(info->power.value >= (int) KILO)
- printf("%gms ", ((double) info->power.value) / KILO);
- else
- printf("%dus ", info->power.value);
+ iw_print_pm_value(buffer, info->power.value, info->power.flags);
+ printf("%s ", buffer);
}
/* Let's check the mode */
- switch(info->power.flags & IW_POWER_MODE)
- {
- case IW_POWER_UNICAST_R:
- printf(" mode:Unicast received");
- break;
- case IW_POWER_MULTICAST_R:
- printf(" mode:Multicast received");
- break;
- case IW_POWER_ALL_R:
- printf(" mode:All packets received");
- break;
- case IW_POWER_FORCE_S:
- printf(" mode:Force sending");
- break;
- case IW_POWER_REPEATER:
- printf(" mode:Repeat multicasts");
- break;
- default:
- }
+ iw_print_pm_mode(buffer, info->power.flags);
+ printf("%s", buffer);
/* Let's check if nothing (simply on) */
if(info->power.flags == IW_POWER_ON)
}
}
+ /* Display statistics */
if(info->has_stats)
{
- if(info->has_range && (info->stats.qual.level != 0))
- /* If the statistics are in dBm */
- if(info->stats.qual.level > info->range.max_qual.level)
- printf("Link quality:%d/%d Signal level:%d dBm Noise level:%d dBm\n",
- info->stats.qual.qual, info->range.max_qual.qual,
- info->stats.qual.level - 0x100,
- info->stats.qual.noise - 0x100);
- else
- /* Statistics are relative values (0 -> max) */
- printf("Link quality:%d/%d Signal level:%d/%d Noise level:%d/%d\n",
- info->stats.qual.qual, info->range.max_qual.qual,
- info->stats.qual.level, info->range.max_qual.level,
- info->stats.qual.noise, info->range.max_qual.noise);
- else
- /* We can't read the range, so we don't know... */
- printf("Link quality:%d Signal level:%d Noise level:%d\n",
- info->stats.qual.qual,
- info->stats.qual.level,
- info->stats.qual.noise);
+ info->stats.qual.updated = 0x0; /* Not that reliable, disable */
+ iw_print_stats(buffer, &info->stats.qual, &info->range, info->has_range);
+ printf("Link %s\n", buffer);
+#if WIRELESS_EXT > 11
+ printf(" Rx invalid nwid:%d Rx invalid crypt:%d Rx invalid frag:%d\n Tx excessive retries:%d Invalid misc:%d Missed beacon:%d\n",
+ info->stats.discard.nwid,
+ info->stats.discard.code,
+ info->stats.discard.fragment,
+ info->stats.discard.retries,
+ info->stats.discard.misc,
+ info->stats.miss.beacon);
+#else /* WIRELESS_EXT > 11 */
printf(" Rx invalid nwid:%d invalid crypt:%d invalid misc:%d\n",
info->stats.discard.nwid,
info->stats.discard.code,
info->stats.discard.misc);
+#endif /* WIRELESS_EXT > 11 */
}
printf("\n");
* Print on the screen in a neat fashion all the info we have collected
* on a device.
*/
-static void
+static int
print_info(int skfd,
- char * ifname)
+ char * ifname,
+ char * args[],
+ int count)
{
struct wireless_info info;
+ int rc;
+
+ /* Avoid "Unused parameter" warning */
+ args = args; count = count;
- if(get_info(skfd, ifname, &info) < 0)
+ rc = get_info(skfd, ifname, &info);
+ switch(rc)
{
+ case 0: /* Success */
+ /* Display it ! */
+ display_info(&info, ifname);
+ break;
+
+ case -ENOTSUP:
fprintf(stderr, "%-8.8s no wireless extensions.\n\n",
ifname);
- return;
- }
+ break;
- /* Display it ! */
- display_info(&info, ifname);
+ default:
+ fprintf(stderr, "%-8.8s %s\n\n", ifname, strerror(-rc));
+ }
+ return(rc);
}
+/************************* SETTING ROUTINES **************************/
+
/*------------------------------------------------------------------*/
/*
- * Get info on all devices and print it on the screen
+ * 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
*/
-static void
-print_devices(int skfd)
-{
- char buff[1024];
- struct ifconf ifc;
- struct ifreq *ifr;
- int i;
-
- /* Get list of active devices */
- ifc.ifc_len = sizeof(buff);
- ifc.ifc_buf = buff;
- if(ioctl(skfd, SIOCGIFCONF, &ifc) < 0)
- {
- fprintf(stderr, "SIOCGIFCONF: %s\n", strerror(errno));
- return;
- }
- ifr = ifc.ifc_req;
+#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"); \
+ return(-1); \
+ } while(0)
+
+#define ABORT_ARG_TYPE(rname, request, arg) \
+ do { \
+ ERR_SET_EXT(rname, request); \
+ fprintf(stderr, " invalid argument \"%s\".\n", arg); \
+ return(-2); \
+ } while(0)
+
+#define ABORT_ARG_SIZE(rname, request, max) \
+ do { \
+ ERR_SET_EXT(rname, request); \
+ fprintf(stderr, " argument too big (max %d)\n", max); \
+ return(-3); \
+ } while(0)
- /* Print them */
- for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
- print_info(skfd, ifr->ifr_name);
-}
+/*------------------------------------------------------------------*/
+/*
+ * 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 %-1.8s ; %s.\n", \
+ ifname, strerror(errno)); \
+ return(-5); \
+ } } while(0)
-/************************* SETTING ROUTINES **************************/
+/*------------------------------------------------------------------*/
+/*
+ * 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 %-1.8s ; %s.\n", \
+ ifname, strerror(errno)); \
+ return(-6); \
+ } } while(0)
/*------------------------------------------------------------------*/
/*
struct iwreq wrq;
int i;
- /* Set dev name */
- strncpy(wrq.ifr_name, ifname, IFNAMSIZ);
-
- /* if nothing after the device name */
- if(count<1)
- iw_usage();
+ /* if nothing after the device name - will never happen */
+ if(count < 1)
+ {
+ fprintf(stderr, "Error : too few arguments.\n");
+ return(-1);
+ }
/* The other args on the line specify options to be set... */
for(i = 0; i < count; i++)
{
+ /* ---------- Commit changes to driver ---------- */
+ if(!strncmp(args[i], "commit", 6))
+ {
+ /* No args */
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWCOMMIT, &wrq,
+ "Commit changes");
+ continue;
+ }
+
/* ---------- Set network ID ---------- */
if((!strcasecmp(args[i], "nwid")) ||
(!strcasecmp(args[i], "domain")))
{
i++;
if(i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set NWID", SIOCSIWNWID);
if((!strcasecmp(args[i], "off")) ||
(!strcasecmp(args[i], "any")))
wrq.u.nwid.disabled = 1;
if(!strcasecmp(args[i], "on"))
{
/* Get old nwid */
- if(ioctl(skfd, SIOCGIWNWID, &wrq) < 0)
- {
- fprintf(stderr, "SIOCGIWNWID: %s\n", strerror(errno));
- return(-1);
- }
- strcpy(wrq.ifr_name, ifname);
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWNWID, &wrq,
+ "Set NWID");
wrq.u.nwid.disabled = 0;
}
else
if(sscanf(args[i], "%lX", (unsigned long *) &(wrq.u.nwid.value))
!= 1)
- iw_usage();
+ ABORT_ARG_TYPE("Set NWID", SIOCSIWNWID, args[i]);
else
wrq.u.nwid.disabled = 0;
wrq.u.nwid.fixed = 1;
- if(ioctl(skfd, SIOCSIWNWID, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWNWID: %s\n", strerror(errno));
- return(-1);
- }
+ /* Set new nwid */
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWNWID, &wrq,
+ "Set NWID");
continue;
}
double freq;
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Frequency", SIOCSIWFREQ);
if(sscanf(args[i], "%lg", &(freq)) != 1)
- iw_usage();
+ ABORT_ARG_TYPE("Set Frequency", SIOCSIWFREQ, args[i]);
if(index(args[i], 'G')) freq *= GIGA;
if(index(args[i], 'M')) freq *= MEGA;
if(index(args[i], 'k')) freq *= KILO;
- float2freq(freq, &(wrq.u.freq));
+ iw_float2freq(freq, &(wrq.u.freq));
- if(ioctl(skfd, SIOCSIWFREQ, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWFREQ: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWFREQ, &wrq,
+ "Set Frequency");
continue;
}
if(!strncmp(args[i], "sens", 4))
{
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Sensitivity", SIOCSIWSENS);
if(sscanf(args[i], "%d", &(wrq.u.sens.value)) != 1)
- iw_usage();
+ ABORT_ARG_TYPE("Set Sensitivity", SIOCSIWSENS, args[i]);
- if(ioctl(skfd, SIOCSIWSENS, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWSENS: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWSENS, &wrq,
+ "Set Sensitivity");
continue;
}
unsigned char key[IW_ENCODING_TOKEN_MAX];
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Encode", SIOCSIWENCODE);
if(!strcasecmp(args[i], "on"))
{
wrq.u.data.pointer = (caddr_t) key;
wrq.u.data.length = 0;
wrq.u.data.flags = 0;
- if(ioctl(skfd, SIOCGIWENCODE, &wrq) < 0)
- {
- fprintf(stderr, "SIOCGIWENCODE: %s\n", strerror(errno));
- return(-1);
- }
- strcpy(wrq.ifr_name, ifname);
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWENCODE, &wrq,
+ "Set Encode");
wrq.u.data.flags &= ~IW_ENCODE_DISABLED; /* Enable */
}
else
{
- char * buff;
- char * p;
- int temp;
- int k = 0;
- int gotone = 1;
+ int gotone = 1;
+ int keylen;
+ int temp;
wrq.u.data.pointer = (caddr_t) NULL;
wrq.u.data.flags = 0;
wrq.u.data.length = 0;
/* -- Check for the key -- */
- if(!strncmp(args[i], "s:", 2))
+ keylen = iw_in_key(args[i], key);
+ if(keylen > 0)
{
- /* First case : as an ASCII string */
- wrq.u.data.length = strlen(args[i] + 2);
- if(wrq.u.data.length > IW_ENCODING_TOKEN_MAX)
- wrq.u.data.length = IW_ENCODING_TOKEN_MAX;
- strncpy(key, args[i] + 2, wrq.u.data.length);
+ wrq.u.data.length = keylen;
wrq.u.data.pointer = (caddr_t) key;
++i;
gotone = 1;
}
- else
- {
- /* Second case : has hexadecimal digits */
- p = buff = malloc(strlen(args[i]) + 1);
- strcpy(buff, args[i]);
-
- p = strtok(buff, "-:;.,");
- while(p != (char *) NULL)
- {
- if(sscanf(p, "%2X", &temp) != 1)
- {
- gotone = 0;
- break;
- }
- key[k++] = (unsigned char) (temp & 0xFF);
- if(strlen(p) > 2) /* Token not finished yet */
- p += 2;
- else
- p = strtok((char *) NULL, "-:;.,");
- }
- free(buff);
-
- if(gotone)
- {
- ++i;
- wrq.u.data.length = k;
- wrq.u.data.pointer = (caddr_t) key;
- }
- }
/* -- Check for token index -- */
if((i < count) &&
gotone = 1;
}
}
+ /* Pointer is absent in new API */
+ if(wrq.u.data.pointer == NULL)
+ wrq.u.data.flags |= IW_ENCODE_NOKEY;
if(!gotone)
- iw_usage();
+ ABORT_ARG_TYPE("Set Encode", SIOCSIWENCODE, args[i]);
--i;
}
- if(ioctl(skfd, SIOCSIWENCODE, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWENCODE(%d): %s\n",
- errno, strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWENCODE, &wrq,
+ "Set Encode");
continue;
}
i++;
if(i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set ESSID", SIOCSIWESSID);
if((!strcasecmp(args[i], "off")) ||
(!strcasecmp(args[i], "any")))
{
wrq.u.essid.pointer = (caddr_t) essid;
wrq.u.essid.length = 0;
wrq.u.essid.flags = 0;
- if(ioctl(skfd, SIOCGIWESSID, &wrq) < 0)
- {
- fprintf(stderr, "SIOCGIWESSID: %s\n", strerror(errno));
- return(-1);
- }
- strcpy(wrq.ifr_name, ifname);
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWESSID, &wrq,
+ "Set ESSID");
wrq.u.essid.flags = 1;
}
else
+ /* Check the size of what the user passed us to avoid
+ * buffer overflows */
if(strlen(args[i]) > IW_ESSID_MAX_SIZE)
- {
- fprintf(stderr, "ESSID too long (max %d): ``%s''\n",
- IW_ESSID_MAX_SIZE, args[i]);
- iw_usage();
- }
+ ABORT_ARG_SIZE("Set ESSID", SIOCSIWESSID, IW_ESSID_MAX_SIZE);
else
{
+ int temp;
+
wrq.u.essid.flags = 1;
- strcpy(essid, args[i]);
+ strcpy(essid, args[i]); /* Size checked, all clear */
+
+ /* Check for ESSID index */
+ if(((i+1) < count) &&
+ (sscanf(args[i+1], "[%d]", &temp) == 1) &&
+ (temp > 0) && (temp < IW_ENCODE_INDEX))
+ {
+ wrq.u.essid.flags = temp;
+ ++i;
+ }
}
wrq.u.essid.pointer = (caddr_t) essid;
wrq.u.essid.length = strlen(essid) + 1;
- if(ioctl(skfd, SIOCSIWESSID, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWESSID: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWESSID, &wrq,
+ "Set ESSID");
continue;
}
if(!strcasecmp(args[i], "ap"))
{
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set AP Address", SIOCSIWAP);
- /* Check if we have valid address types */
- if(check_addr_type(skfd, ifname) < 0)
+ if((!strcasecmp(args[i], "auto")) ||
+ (!strcasecmp(args[i], "any")))
{
- fprintf(stderr, "%-8.8s Interface doesn't support MAC & IP addresses\n", ifname);
- return(-1);
+ /* Send a broadcast address */
+ iw_broad_ether(&(wrq.u.ap_addr));
}
-
- /* Get the address */
- if(in_addr(skfd, ifname, args[i++], &(wrq.u.ap_addr)) < 0)
- iw_usage();
-
- if(ioctl(skfd, SIOCSIWAP, &wrq) < 0)
+ else
{
- fprintf(stderr, "SIOCSIWAP: %s\n", strerror(errno));
- return(-1);
+ if(!strcasecmp(args[i], "off"))
+ {
+ /* Send a NULL address */
+ iw_null_ether(&(wrq.u.ap_addr));
+ }
+ else
+ {
+ /* Get the address and check if the interface supports it */
+ if(iw_in_addr(skfd, ifname, args[i++], &(wrq.u.ap_addr)) < 0)
+ ABORT_ARG_TYPE("Set AP Address", SIOCSIWAP, args[i-1]);
+ }
}
+
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWAP, &wrq,
+ "Set AP Address");
continue;
}
{
i++;
if(i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Nickname", SIOCSIWNICKN);
if(strlen(args[i]) > IW_ESSID_MAX_SIZE)
- {
- fprintf(stderr, "Name too long (max %d) : ``%s''\n",
- IW_ESSID_MAX_SIZE, args[i]);
- iw_usage();
- }
+ ABORT_ARG_SIZE("Set Nickname", SIOCSIWNICKN, IW_ESSID_MAX_SIZE);
wrq.u.essid.pointer = (caddr_t) args[i];
wrq.u.essid.length = strlen(args[i]) + 1;
- if(ioctl(skfd, SIOCSIWNICKN, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWNICKN: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWNICKN, &wrq,
+ "Set Nickname");
continue;
}
(!strcmp(args[i], "rate")))
{
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Bit Rate", SIOCSIWRATE);
if(!strcasecmp(args[i], "auto"))
{
wrq.u.bitrate.value = -1;
if(!strcasecmp(args[i], "fixed"))
{
/* Get old bitrate */
- if(ioctl(skfd, SIOCGIWRATE, &wrq) < 0)
- {
- fprintf(stderr, "SIOCGIWRATE: %s\n", strerror(errno));
- return(-1);
- }
- strcpy(wrq.ifr_name, ifname);
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWRATE, &wrq,
+ "Set Bit Rate");
wrq.u.bitrate.fixed = 1;
}
else /* Should be a numeric value */
double brate;
if(sscanf(args[i], "%lg", &(brate)) != 1)
- iw_usage();
+ ABORT_ARG_TYPE("Set Bit Rate", SIOCSIWRATE, args[i]);
if(index(args[i], 'G')) brate *= GIGA;
if(index(args[i], 'M')) brate *= MEGA;
if(index(args[i], 'k')) brate *= KILO;
wrq.u.bitrate.fixed = 0;
++i;
}
+ if(((i+1) < count) &&
+ (!strcasecmp(args[i+1], "fixed")))
+ {
+ wrq.u.bitrate.fixed = 1;
+ ++i;
+ }
}
}
- if(ioctl(skfd, SIOCSIWRATE, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWRATE: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWRATE, &wrq,
+ "Set Bit Rate");
continue;
}
{
i++;
if(i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set RTS Threshold", SIOCSIWRTS);
wrq.u.rts.value = -1;
wrq.u.rts.fixed = 1;
wrq.u.rts.disabled = 0;
if(!strcasecmp(args[i], "fixed"))
{
/* Get old RTS threshold */
- if(ioctl(skfd, SIOCGIWRTS, &wrq) < 0)
- {
- fprintf(stderr, "SIOCGIWRTS: %s\n", strerror(errno));
- return(-1);
- }
- strcpy(wrq.ifr_name, ifname);
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWRTS, &wrq,
+ "Set RTS Threshold");
wrq.u.rts.fixed = 1;
}
else /* Should be a numeric value */
if(sscanf(args[i], "%ld", (unsigned long *) &(wrq.u.rts.value))
!= 1)
- iw_usage();
+ ABORT_ARG_TYPE("Set RTS Threshold", SIOCSIWRTS, args[i]);
}
- if(ioctl(skfd, SIOCSIWRTS, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWRTS: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWRTS, &wrq,
+ "Set RTS Threshold");
continue;
}
{
i++;
if(i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Fragmentation Threshold", SIOCSIWFRAG);
wrq.u.frag.value = -1;
wrq.u.frag.fixed = 1;
wrq.u.frag.disabled = 0;
if(!strcasecmp(args[i], "fixed"))
{
/* Get old fragmentation threshold */
- if(ioctl(skfd, SIOCGIWFRAG, &wrq) < 0)
- {
- fprintf(stderr, "SIOCGIWFRAG: %s\n", strerror(errno));
- return(-1);
- }
- strcpy(wrq.ifr_name, ifname);
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWFRAG, &wrq,
+ "Set Fragmentation Threshold");
wrq.u.frag.fixed = 1;
}
else /* Should be a numeric value */
- if(sscanf(args[i], "%ld", (unsigned long *) &(wrq.u.frag.value))
+ if(sscanf(args[i], "%ld",
+ (unsigned long *) &(wrq.u.frag.value))
!= 1)
- iw_usage();
+ ABORT_ARG_TYPE("Set Fragmentation Threshold", SIOCSIWFRAG,
+ args[i]);
}
- if(ioctl(skfd, SIOCSIWFRAG, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWFRAG: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWFRAG, &wrq,
+ "Set Fragmentation Threshold");
continue;
}
i++;
if(i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Mode", SIOCSIWMODE);
if(sscanf(args[i], "%d", &k) != 1)
{
k = 0;
- while(k < 6 && strncasecmp(args[i], operation_mode[k], 3))
+ while((k < IW_NUM_OPER_MODE) &&
+ strncasecmp(args[i], iw_operation_mode[k], 3))
k++;
}
- if((k > 5) || (k < 0))
- iw_usage();
+ if((k >= IW_NUM_OPER_MODE) || (k < 0))
+ ABORT_ARG_TYPE("Set Mode", SIOCSIWMODE, args[i]);
wrq.u.mode = k;
- if(ioctl(skfd, SIOCSIWMODE, &wrq) < 0)
- {
- fprintf(stderr, "SIOCSIWMODE: %s\n", strerror(errno));
- return(-1);
- }
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWMODE, &wrq,
+ "Set Mode");
continue;
}
if(!strncmp(args[i], "power", 3))
{
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Power Management", SIOCSIWPOWER);
if(!strcasecmp(args[i], "off"))
wrq.u.power.disabled = 1; /* i.e. max size */
if(!strcasecmp(args[i], "on"))
{
/* Get old Power info */
- if(ioctl(skfd, SIOCGIWPOWER, &wrq) < 0)
- {
- fprintf(stderr, "SIOCGIWFRAG: %s\n", strerror(errno));
- return(-1);
- }
- strcpy(wrq.ifr_name, ifname);
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWPOWER, &wrq,
+ "Set Power Management");
wrq.u.power.disabled = 0;
}
else
wrq.u.power.disabled = 0;
/* Check value modifier */
+ if(!strcasecmp(args[i], "min"))
+ {
+ wrq.u.power.flags |= IW_POWER_MIN;
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Power Management", SIOCSIWPOWER);
+ }
+ else
+ if(!strcasecmp(args[i], "max"))
+ {
+ wrq.u.power.flags |= IW_POWER_MAX;
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Power Management", SIOCSIWPOWER);
+ }
+
+ /* Check value type */
if(!strcasecmp(args[i], "period"))
{
- wrq.u.power.flags = IW_POWER_PERIOD;
+ wrq.u.power.flags |= IW_POWER_PERIOD;
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Power Management", SIOCSIWPOWER);
}
else
if(!strcasecmp(args[i], "timeout"))
{
- wrq.u.power.flags = IW_POWER_TIMEOUT;
+ wrq.u.power.flags |= IW_POWER_TIMEOUT;
if(++i >= count)
- iw_usage();
+ ABORT_ARG_NUM("Set Power Management", SIOCSIWPOWER);
}
/* Is there any value to grab ? */
if(index(args[i], 'u')) temp /= MEGA;
if(index(args[i], 'm')) temp /= KILO;
wrq.u.power.value = (long) temp;
- if(wrq.u.power.flags == IW_POWER_ON)
- wrq.u.power.flags = IW_POWER_PERIOD;
+ if((wrq.u.power.flags & IW_POWER_TYPE) == 0)
+ wrq.u.power.flags |= IW_POWER_PERIOD;
++i;
gotone = 1;
}
}
}
if(!gotone)
- iw_usage();
+ ABORT_ARG_TYPE("Set Power Management", SIOCSIWPOWER,
+ args[i]);
--i;
}
- if(ioctl(skfd, SIOCSIWPOWER, &wrq) < 0)
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWPOWER, &wrq,
+ "Set Power Management");
+ continue;
+ }
+
+#if WIRELESS_EXT > 9
+ /* ---------- Set Transmit-Power ---------- */
+ if(!strncmp(args[i], "txpower", 3))
+ {
+ struct iw_range range;
+
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Tx Power", SIOCSIWTXPOW);
+
+ /* Extract range info */
+ if(iw_get_range_info(skfd, ifname, &range) < 0)
+ memset(&range, 0, sizeof(range));
+
+ /* Prepare the request */
+ wrq.u.txpower.value = -1;
+ wrq.u.txpower.fixed = 1;
+ wrq.u.txpower.disabled = 0;
+ wrq.u.data.flags = IW_TXPOW_DBM;
+ if(!strcasecmp(args[i], "off"))
+ wrq.u.txpower.disabled = 1; /* i.e. turn radio off */
+ else
+ if(!strcasecmp(args[i], "auto"))
+ wrq.u.txpower.fixed = 0; /* i.e. use power control */
+ else
+ {
+ if(!strcasecmp(args[i], "fixed"))
+ {
+ /* Get old tx-power */
+ IW_GET_EXT_ERR(skfd, ifname, SIOCGIWTXPOW, &wrq,
+ "Set Tx Power");
+ wrq.u.txpower.fixed = 1;
+ }
+ else /* Should be a numeric value */
+ {
+ int power;
+ int ismwatt = 0;
+
+ /* Get the value */
+ if(sscanf(args[i], "%ld",
+ (unsigned long *) &(power)) != 1)
+ ABORT_ARG_TYPE("Set Tx Power", SIOCSIWTXPOW, args[i]);
+
+ /* Check if milliwatt */
+ ismwatt = (index(args[i], 'm') != NULL);
+
+ /* Convert */
+ if(range.txpower_capa & IW_TXPOW_MWATT)
+ {
+ if(!ismwatt)
+ power = iw_dbm2mwatt(power);
+ wrq.u.data.flags = IW_TXPOW_MWATT;
+ }
+ else
+ {
+ if(ismwatt)
+ power = iw_mwatt2dbm(power);
+ wrq.u.data.flags = IW_TXPOW_DBM;
+ }
+ wrq.u.bitrate.value = power;
+
+ /* Check for an additional argument */
+ if(((i+1) < count) &&
+ (!strcasecmp(args[i+1], "auto")))
+ {
+ wrq.u.txpower.fixed = 0;
+ ++i;
+ }
+ if(((i+1) < count) &&
+ (!strcasecmp(args[i+1], "fixed")))
+ {
+ wrq.u.txpower.fixed = 1;
+ ++i;
+ }
+ }
+ }
+
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWTXPOW, &wrq,
+ "Set Tx Power");
+ continue;
+ }
+#endif
+
+#if WIRELESS_EXT > 10
+ /* ---------- Set Retry limit ---------- */
+ if(!strncmp(args[i], "retry", 3))
+ {
+ double temp;
+ int gotone = 0;
+
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Retry Limit", SIOCSIWRETRY);
+
+ /* Default - nope */
+ wrq.u.retry.flags = IW_RETRY_LIMIT;
+ wrq.u.retry.disabled = 0;
+
+ /* Check value modifier */
+ if(!strcasecmp(args[i], "min"))
+ {
+ wrq.u.retry.flags |= IW_RETRY_MIN;
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Retry Limit", SIOCSIWRETRY);
+ }
+ else
+ if(!strcasecmp(args[i], "max"))
+ {
+ wrq.u.retry.flags |= IW_RETRY_MAX;
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Retry Limit", SIOCSIWRETRY);
+ }
+
+ /* Check value type */
+ if(!strcasecmp(args[i], "limit"))
+ {
+ wrq.u.retry.flags |= IW_RETRY_LIMIT;
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Retry Limit", SIOCSIWRETRY);
+ }
+ else
+ if(!strncasecmp(args[i], "lifetime", 4))
+ {
+ wrq.u.retry.flags |= IW_RETRY_LIFETIME;
+ if(++i >= count)
+ ABORT_ARG_NUM("Set Retry Limit", SIOCSIWRETRY);
+ }
+
+ /* Is there any value to grab ? */
+ if(sscanf(args[i], "%lg", &(temp)) == 1)
{
- fprintf(stderr, "SIOCSIWPOWER(%d): %s\n",
- errno, strerror(errno));
- return(-1);
+ /* Limit is absolute, on the other hand lifetime is seconds */
+ if(!(wrq.u.retry.flags & IW_RETRY_LIMIT))
+ {
+ /* Normalise lifetime */
+ temp *= MEGA; /* default = s */
+ if(index(args[i], 'u')) temp /= MEGA;
+ if(index(args[i], 'm')) temp /= KILO;
+ }
+ wrq.u.retry.value = (long) temp;
+ ++i;
+ gotone = 1;
}
+
+ if(!gotone)
+ ABORT_ARG_TYPE("Set Retry Limit", SIOCSIWRETRY, args[i]);
+ --i;
+
+ IW_SET_EXT_ERR(skfd, ifname, SIOCSIWRETRY, &wrq,
+ "Set Retry Limit");
continue;
- }
+ }
+
+#endif /* WIRELESS_EXT > 10 */
/* ---------- Other ---------- */
/* Here we have an unrecognised arg... */
- fprintf(stderr, "Invalid argument : %s\n", args[i]);
- iw_usage();
+ fprintf(stderr, "Error : unrecognised wireless request \"%s\"\n",
+ args[i]);
return(-1);
} /* for(index ... */
return(0);
main(int argc,
char ** argv)
{
- int skfd = -1; /* generic raw socket desc. */
+ int skfd; /* generic raw socket desc. */
int goterr = 0;
/* Create a channel to the NET kernel. */
- if((skfd = sockets_open()) < 0)
+ if((skfd = iw_sockets_open()) < 0)
{
perror("socket");
exit(-1);
/* No argument : show the list of all device + info */
if(argc == 1)
- {
- print_devices(skfd);
- close(skfd);
- exit(0);
- }
-
- /* Special case for help... */
- if((!strncmp(argv[1], "-h", 9)) ||
- (!strcmp(argv[1], "--help")))
- {
+ iw_enum_devices(skfd, &print_info, NULL, 0);
+ else
+ /* Special case for help... */
+ if((!strncmp(argv[1], "-h", 9)) ||
+ (!strcmp(argv[1], "--help")))
iw_usage();
- close(skfd);
- exit(0);
- }
-
- /* The device name must be the first argument */
- if(argc == 2)
- {
- print_info(skfd, argv[1]);
- close(skfd);
- exit(0);
- }
-
- /* The other args on the line specify options to be set... */
- goterr = set_info(skfd, argv + 2, argc - 2, argv[1]);
+ else
+ /* The device name must be the first argument */
+ if(argc == 2)
+ print_info(skfd, argv[1], NULL, 0);
+ else
+ /* The other args on the line specify options to be set... */
+ goterr = set_info(skfd, argv + 2, argc - 2, argv[1]);
/* Close the socket. */
close(skfd);
return(goterr);
}
-
-
OSDN Git Service
