+/*
+ * Wireless Tools
+ *
+ * Jean II - HPLB '99 - HPL 99->01
+ *
+ * This tool can access various piece of information on the card
+ * not part of iwconfig...
+ * You need to link this code against "iwcommon.c" and "-lm".
+ *
+ * This file is released under the GPL license.
+ */
+
+#include "iwcommon.h" /* Header */
+
+/*********************** FREQUENCIES/CHANNELS ***********************/
+
+/*------------------------------------------------------------------*/
+/*
+ * Print the number of channels and available frequency for the device
+ */
+static void
+print_freq_info(int skfd,
+ char * ifname)
+{
+ float freq;
+ struct iw_range range;
+ int k;
+
+ if(get_range_info(skfd, ifname, &range) < 0)
+ fprintf(stderr, "%-8.8s no frequency information.\n\n",
+ ifname);
+ else
+ {
+ if(range.num_frequency > 0)
+ {
+ printf("%-8.8s %d channels in total; available frequencies :\n",
+ ifname, range.num_channels);
+ /* Print them all */
+ for(k = 0; k < range.num_frequency; k++)
+ {
+ printf("\t Channel %.2d : ", range.freq[k].i);
+ freq = freq2float(&(range.freq[k]));
+ if(freq >= GIGA)
+ printf("%g GHz\n", freq / GIGA);
+ else
+ if(freq >= MEGA)
+ printf("%g MHz\n", freq / MEGA);
+ else
+ printf("%g kHz\n", freq / KILO);
+ }
+ printf("\n\n");
+ }
+ else
+ printf("%-8.8s %d channels\n\n",
+ ifname, range.num_channels);
+ }
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get frequency info on all devices and print it on the screen
+ */
+static void
+print_freq_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;
+
+ /* Print them */
+ for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
+ print_freq_info(skfd, ifr->ifr_name);
+}
+
+/************************ ACCESS POINT LIST ************************/
+
+/*------------------------------------------------------------------*/
+/*
+ * Display the list of ap addresses and the associated stats
+ * Exacly the same as the spy list, only with different IOCTL and messages
+ */
+static void
+print_ap_info(int skfd,
+ char * ifname)
+{
+ struct iwreq wrq;
+ char buffer[(sizeof(struct iw_quality) +
+ sizeof(struct sockaddr)) * IW_MAX_AP];
+ struct sockaddr * hwa;
+ struct iw_quality * qual;
+ iwrange range;
+ int has_range = 0;
+ int has_qual = 0;
+ int n;
+ int i;
+
+ /* Collect stats */
+ strncpy(wrq.ifr_name, ifname, IFNAMSIZ);
+ wrq.u.data.pointer = (caddr_t) buffer;
+ wrq.u.data.length = 0;
+ wrq.u.data.flags = 0;
+ if(ioctl(skfd, SIOCGIWAPLIST, &wrq) < 0)
+ {
+ fprintf(stderr, "%-8.8s Interface doesn't have a list of Access Points\n\n", ifname);
+ return;
+ }
+
+ /* Number of addresses */
+ n = wrq.u.data.length;
+ has_qual = wrq.u.data.flags;
+
+ /* The two lists */
+ hwa = (struct sockaddr *) buffer;
+ qual = (struct iw_quality *) (buffer + (sizeof(struct sockaddr) * n));
+
+ /* Check if we have valid address types */
+ if(check_addr_type(skfd, ifname) < 0)
+ {
+ fprintf(stderr, "%-8.8s Interface doesn't support MAC & IP addresses\n\n", ifname);
+ return;
+ }
+
+ /* Get range info if we can */
+ if(get_range_info(skfd, ifname, &(range)) >= 0)
+ has_range = 1;
+
+ /* Display it */
+ if(n == 0)
+ printf("%-8.8s No Access Point in range\n", ifname);
+ else
+ printf("%-8.8s Access Points in range:\n", ifname);
+ for(i = 0; i < n; i++)
+ {
+ if(has_qual)
+ {
+ /* Print stats for this address */
+ printf(" %s : ", pr_ether(hwa[i].sa_data));
+ print_stats(stdout, &qual[i], &range, has_range);
+ }
+ else
+ /* Only print the address */
+ printf(" %s\n", pr_ether(hwa[i].sa_data));
+ }
+ printf("\n");
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get list of AP on all devices and print it on the screen
+ */
+static void
+print_ap_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;
+
+ /* Print them */
+ for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
+ print_ap_info(skfd, ifr->ifr_name);
+}
+
+/***************************** BITRATES *****************************/
+
+/*------------------------------------------------------------------*/
+/*
+ * Print the number of available bitrates for the device
+ */
+static void
+print_bitrate_info(int skfd,
+ char * ifname)
+{
+ float bitrate;
+ struct iw_range range;
+ int k;
+
+ /* Extract range info */
+ if(get_range_info(skfd, ifname, &range) < 0)
+ fprintf(stderr, "%-8.8s no bit-rate information.\n\n",
+ ifname);
+ else
+ {
+ if((range.num_bitrates > 0) && (range.num_bitrates < IW_MAX_BITRATES))
+ {
+ printf("%-8.8s %d available bit-rates :\n",
+ ifname, range.num_bitrates);
+ /* Print them all */
+ for(k = 0; k < range.num_bitrates; k++)
+ {
+ printf("\t ");
+ bitrate = range.bitrate[k];
+ if(bitrate >= GIGA)
+ printf("%g Gb/s\n", bitrate / GIGA);
+ else
+ if(bitrate >= MEGA)
+ printf("%g Mb/s\n", bitrate / MEGA);
+ else
+ printf("%g kb/s\n", bitrate / KILO);
+ }
+ printf("\n\n");
+ }
+ else
+ printf("%-8.8s No bit-rates ? Please update driver...\n\n", ifname);
+ }
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get bit-rate info on all devices and print it on the screen
+ */
+static void
+print_bitrate_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;
+
+ /* Print them */
+ for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
+ print_bitrate_info(skfd, ifr->ifr_name);
+}
+
+/************************* ENCRYPTION KEYS *************************/
+
+/*------------------------------------------------------------------*/
+/*
+ * Print the number of available encryption key for the device
+ */
+static void
+print_keys_info(int skfd,
+ char * ifname)
+{
+ struct iwreq wrq;
+ struct iw_range range;
+ unsigned char key[IW_ENCODING_TOKEN_MAX];
+ int k;
+
+ /* Extract range info */
+ if(get_range_info(skfd, ifname, &range) < 0)
+ fprintf(stderr, "%-8.8s no encryption keys information.\n\n",
+ ifname);
+ else
+ {
+ printf("%-8.8s ", ifname);
+ /* Print key sizes */
+ if((range.num_encoding_sizes > 0) &&
+ (range.num_encoding_sizes < IW_MAX_ENCODING_SIZES))
+ {
+ printf("%d key sizes : %d", range.num_encoding_sizes,
+ range.encoding_size[0] * 8);
+ /* Print them all */
+ for(k = 1; k < range.num_encoding_sizes; k++)
+ printf(", %d", range.encoding_size[k] * 8);
+ printf("bits\n ");
+ }
+ /* Print the keys and associate mode */
+ printf("%d keys available :\n", range.max_encoding_tokens);
+ for(k = 1; k <= range.max_encoding_tokens; k++)
+ {
+ strcpy(wrq.ifr_name, ifname);
+ wrq.u.data.pointer = (caddr_t) key;
+ wrq.u.data.length = 0;
+ wrq.u.data.flags = k;
+ if(ioctl(skfd, SIOCGIWENCODE, &wrq) < 0)
+ {
+ fprintf(stderr, "SIOCGIWENCODE: %s\n", strerror(errno));
+ break;
+ }
+ if((wrq.u.data.flags & IW_ENCODE_DISABLED) ||
+ (wrq.u.data.length == 0))
+ printf("\t\t[%d]: off\n", k);
+ else
+ {
+ /* Display the key */
+ printf("\t\t[%d]: ", k);
+ print_key(stdout, key, wrq.u.data.length, wrq.u.data.flags);
+
+ /* Other info... */
+ printf(" (%d bits)", wrq.u.data.length * 8);
+ printf("\n");
+ }
+ }
+ /* Print current key and mode */
+ strcpy(wrq.ifr_name, ifname);
+ wrq.u.data.pointer = (caddr_t) key;
+ wrq.u.data.length = 0;
+ wrq.u.data.flags = 0; /* Set index to zero to get current */
+ if(ioctl(skfd, SIOCGIWENCODE, &wrq) < 0)
+ {
+ fprintf(stderr, "SIOCGIWENCODE: %s\n", strerror(errno));
+ return;
+ }
+ printf(" Current Transmit Key: [%d]\n",
+ wrq.u.data.flags & IW_ENCODE_INDEX);
+ if(wrq.u.data.flags & IW_ENCODE_RESTRICTED)
+ printf(" Encryption mode:restricted\n");
+ if(wrq.u.data.flags & IW_ENCODE_OPEN)
+ printf(" Encryption mode:open\n");
+
+ printf("\n\n");
+ }
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get encryption info on all devices and print it on the screen
+ */
+static void
+print_keys_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;
+
+ /* Print them */
+ for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
+ print_keys_info(skfd, ifr->ifr_name);
+}
+
+/************************* POWER MANAGEMENT *************************/
+
+/*------------------------------------------------------------------*/
+/*
+ * Print Power Management info for each device
+ */
+static inline int
+get_pm_value(int skfd,
+ char * ifname,
+ struct iwreq * pwrq,
+ int flags)
+{
+ /* Get Another Power Management value */
+ strcpy(pwrq->ifr_name, ifname);
+ pwrq->u.power.flags = flags;
+ if(ioctl(skfd, SIOCGIWPOWER, pwrq) >= 0)
+ {
+ /* Let's check the value and its type */
+ if(pwrq->u.power.flags & IW_POWER_TYPE)
+ {
+ printf("\n ");
+ print_pm_value(stdout, pwrq->u.power.value, pwrq->u.power.flags);
+ }
+ }
+ return(pwrq->u.power.flags);
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Print Power Management info for each device
+ */
+static void
+print_pm_info(int skfd,
+ char * ifname)
+{
+ struct iwreq wrq;
+ struct iw_range range;
+
+ /* Extract range info */
+ if(get_range_info(skfd, ifname, &range) < 0)
+ fprintf(stderr, "%-8.8s no power management information.\n\n",
+ ifname);
+ else
+ {
+ printf("%-8.8s ", ifname);
+#if WIRELESS_EXT > 9
+ /* Display modes availables */
+ if(range.pm_capa & IW_POWER_MODE)
+ {
+ printf("Supported modes :\n ");
+ if(range.pm_capa & (IW_POWER_UNICAST_R | IW_POWER_MULTICAST_R))
+ printf("\t\to Receive all packets (unicast & multicast)\n ");
+ if(range.pm_capa & IW_POWER_UNICAST_R)
+ printf("\t\to Receive Unicast only (discard multicast)\n ");
+ if(range.pm_capa & IW_POWER_MULTICAST_R)
+ printf("\t\to Receive Multicast only (discard unicast)\n ");
+ if(range.pm_capa & IW_POWER_FORCE_S)
+ printf("\t\to Force sending using Power Management\n ");
+ if(range.pm_capa & IW_POWER_REPEATER)
+ printf("\t\to Repeat multicast\n ");
+ }
+ /* Display min/max period availables */
+ if(range.pmp_flags & IW_POWER_PERIOD)
+ {
+ int flags = (range.pmp_flags & ~(IW_POWER_MIN | IW_POWER_MAX));
+ /* Display if auto or fixed */
+ if(range.pmp_flags & IW_POWER_MIN)
+ printf("Auto period ; ");
+ else
+ printf("Fixed period ; ");
+ /* Print the range */
+ print_pm_value(stdout, range.min_pmp, flags | IW_POWER_MIN);
+ printf("\n ");
+ print_pm_value(stdout, range.max_pmp, flags | IW_POWER_MAX);
+ printf("\n ");
+
+ }
+ /* Display min/max timeout availables */
+ if(range.pmt_flags & IW_POWER_TIMEOUT)
+ {
+ int flags = (range.pmt_flags & ~(IW_POWER_MIN | IW_POWER_MAX));
+ /* Display if auto or fixed */
+ if(range.pmt_flags & IW_POWER_MIN)
+ printf("Auto timeout ; ");
+ else
+ printf("Fixed timeout ; ");
+ /* Print the range */
+ print_pm_value(stdout, range.min_pmt, flags | IW_POWER_MIN);
+ printf("\n ");
+ print_pm_value(stdout, range.max_pmt, flags | IW_POWER_MAX);
+ printf("\n ");
+
+ }
+#endif /* WIRELESS_EXT > 9 */
+
+ /* Get current Power Management settings */
+ strcpy(wrq.ifr_name, ifname);
+ wrq.u.power.flags = 0;
+ if(ioctl(skfd, SIOCGIWPOWER, &wrq) >= 0)
+ {
+ int flags = wrq.u.power.flags;
+
+ /* Is it disabled ? */
+ if(wrq.u.power.disabled)
+ printf("Current mode:off\n ");
+ else
+ {
+ int pm_mask = 0;
+
+ /* Let's check the mode */
+ printf("Current");
+ print_pm_mode(stdout, flags);
+
+ /* Let's check if nothing (simply on) */
+ if((flags & IW_POWER_MODE) == IW_POWER_ON)
+ printf(" mode:on");
+ printf("\n ");
+
+ /* Let's check the value and its type */
+ if(wrq.u.power.flags & IW_POWER_TYPE)
+ print_pm_value(stdout, wrq.u.power.value, wrq.u.power.flags);
+
+ /* If we have been returned a MIN value, ask for the MAX */
+ if(flags & IW_POWER_MIN)
+ pm_mask = IW_POWER_MAX;
+ /* If we have been returned a MAX value, ask for the MIN */
+ if(flags & IW_POWER_MAX)
+ pm_mask = IW_POWER_MIN;
+ /* If we have something to ask for... */
+ if(pm_mask)
+ get_pm_value(skfd, ifname, &wrq, pm_mask);
+
+#if WIRELESS_EXT > 9
+ /* And if we have both a period and a timeout, ask the other */
+ pm_mask = (range.pm_capa & (~(wrq.u.power.flags) &
+ IW_POWER_TYPE));
+ if(pm_mask)
+ {
+ int base_mask = pm_mask;
+ flags = get_pm_value(skfd, ifname, &wrq, pm_mask);
+ pm_mask = 0;
+
+ /* If we have been returned a MIN value, ask for the MAX */
+ if(flags & IW_POWER_MIN)
+ pm_mask = IW_POWER_MAX | base_mask;
+ /* If we have been returned a MAX value, ask for the MIN */
+ if(flags & IW_POWER_MAX)
+ pm_mask = IW_POWER_MIN | base_mask;
+ /* If we have something to ask for... */
+ if(pm_mask)
+ get_pm_value(skfd, ifname, &wrq, pm_mask);
+ }
+#endif /* WIRELESS_EXT > 9 */
+ }
+ }
+ printf("\n");
+ }
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get Power Management info on all devices and print it on the screen
+ */
+static void
+print_pm_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;
+
+ /* Print them */
+ for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
+ print_pm_info(skfd, ifr->ifr_name);
+}
+
+/************************** TRANSMIT POWER **************************/
+
+/*------------------------------------------------------------------*/
+/*
+ * Print the number of available transmit powers for the device
+ */
+static void
+print_txpower_info(int skfd,
+ char * ifname)
+{
+ struct iw_range range;
+ int dbm;
+ int mwatt;
+ int k;
+
+#if WIRELESS_EXT > 9
+ /* Extract range info */
+ if(get_range_info(skfd, ifname, &range) < 0)
+ fprintf(stderr, "%-8.8s no transmit-power information.\n\n",
+ ifname);
+ else
+ {
+ if((range.num_txpower > 0) && (range.num_txpower < IW_MAX_TXPOWER))
+ {
+ printf("%-8.8s %d available transmit-powers :\n",
+ ifname, range.num_txpower);
+ /* Print them all */
+ for(k = 0; k < range.num_txpower; k++)
+ {
+ if(range.txpower_capa & IW_TXPOW_MWATT)
+ {
+ dbm = mwatt2dbm(range.txpower[k]);
+ mwatt = range.txpower[k];
+ }
+ else
+ {
+ dbm = range.txpower[k];
+ mwatt = dbm2mwatt(range.txpower[k]);
+ }
+ printf("\t %d dBm \t(%d mW)\n", dbm, mwatt);
+ }
+ printf("\n\n");
+ }
+ else
+ printf("%-8.8s No transmit-powers ? Please update driver...\n\n", ifname);
+ }
+#endif /* WIRELESS_EXT > 9 */
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get tx-power info on all devices and print it on the screen
+ */
+static void
+print_txpower_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;
+
+ /* Print them */
+ for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
+ print_txpower_info(skfd, ifr->ifr_name);
+}
+
+/*********************** RETRY LIMIT/LIFETIME ***********************/
+
+#if WIRELESS_EXT > 10
+/*------------------------------------------------------------------*/
+/*
+ * Print one retry value
+ */
+static inline int
+get_retry_value(int skfd,
+ char * ifname,
+ struct iwreq * pwrq,
+ int flags)
+{
+ /* Get Another retry value */
+ strcpy(pwrq->ifr_name, ifname);
+ pwrq->u.retry.flags = flags;
+ if(ioctl(skfd, SIOCGIWRETRY, pwrq) >= 0)
+ {
+ /* Let's check the value and its type */
+ if(pwrq->u.retry.flags & IW_RETRY_TYPE)
+ {
+ printf("\n ");
+ print_retry_value(stdout, pwrq->u.retry.value, pwrq->u.retry.flags);
+ }
+ }
+ return(pwrq->u.retry.flags);
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Print Retry info for each device
+ */
+static void
+print_retry_info(int skfd,
+ char * ifname)
+{
+ struct iwreq wrq;
+ struct iw_range range;
+
+ /* Extract range info */
+ if(get_range_info(skfd, ifname, &range) < 0)
+ fprintf(stderr, "%-8.8s no retry limit/lifetime information.\n\n",
+ ifname);
+ else
+ {
+ printf("%-8.8s ", ifname);
+
+ /* Display min/max limit availables */
+ if(range.retry_flags & IW_RETRY_LIMIT)
+ {
+ int flags = (range.retry_flags & ~(IW_RETRY_MIN | IW_RETRY_MAX));
+ /* Display if auto or fixed */
+ if(range.retry_flags & IW_RETRY_MIN)
+ printf("Auto limit ; ");
+ else
+ printf("Fixed limit ; ");
+ /* Print the range */
+ print_retry_value(stdout, range.min_retry, flags | IW_RETRY_MIN);
+ printf("\n ");
+ print_retry_value(stdout, range.max_retry, flags | IW_RETRY_MAX);
+ printf("\n ");
+
+ }
+ /* Display min/max lifetime availables */
+ if(range.r_time_flags & IW_RETRY_LIFETIME)
+ {
+ int flags = (range.r_time_flags & ~(IW_RETRY_MIN | IW_RETRY_MAX));
+ /* Display if auto or fixed */
+ if(range.r_time_flags & IW_RETRY_MIN)
+ printf("Auto lifetime ; ");
+ else
+ printf("Fixed lifetime ; ");
+ /* Print the range */
+ print_retry_value(stdout, range.min_r_time, flags | IW_RETRY_MIN);
+ printf("\n ");
+ print_retry_value(stdout, range.max_r_time, flags | IW_RETRY_MAX);
+ printf("\n ");
+
+ }
+
+ /* Get current retry settings */
+ strcpy(wrq.ifr_name, ifname);
+ wrq.u.retry.flags = 0;
+ if(ioctl(skfd, SIOCGIWRETRY, &wrq) >= 0)
+ {
+ int flags = wrq.u.retry.flags;
+
+ /* Is it disabled ? */
+ if(wrq.u.retry.disabled)
+ printf("Current mode:off\n ");
+ else
+ {
+ int retry_mask = 0;
+
+ /* Let's check the mode */
+ printf("Current mode:on\n ");
+
+ /* Let's check the value and its type */
+ if(wrq.u.retry.flags & IW_RETRY_TYPE)
+ print_retry_value(stdout, wrq.u.retry.value, wrq.u.retry.flags);
+
+ /* If we have been returned a MIN value, ask for the MAX */
+ if(flags & IW_RETRY_MIN)
+ retry_mask = IW_RETRY_MAX;
+ /* If we have been returned a MAX value, ask for the MIN */
+ if(flags & IW_RETRY_MAX)
+ retry_mask = IW_RETRY_MIN;
+ /* If we have something to ask for... */
+ if(retry_mask)
+ get_retry_value(skfd, ifname, &wrq, retry_mask);
+
+ /* And if we have both a period and a timeout, ask the other */
+ retry_mask = (range.retry_capa & (~(wrq.u.retry.flags) &
+ IW_RETRY_TYPE));
+ if(retry_mask)
+ {
+ int base_mask = retry_mask;
+ flags = get_retry_value(skfd, ifname, &wrq, retry_mask);
+ retry_mask = 0;
+
+ /* If we have been returned a MIN value, ask for the MAX */
+ if(flags & IW_RETRY_MIN)
+ retry_mask = IW_RETRY_MAX | base_mask;
+ /* If we have been returned a MAX value, ask for the MIN */
+ if(flags & IW_RETRY_MAX)
+ retry_mask = IW_RETRY_MIN | base_mask;
+ /* If we have something to ask for... */
+ if(retry_mask)
+ get_retry_value(skfd, ifname, &wrq, retry_mask);
+ }
+ }
+ }
+ printf("\n");
+ }
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get retry info on all devices and print it on the screen
+ */
+static void
+print_retry_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;
+
+ /* Print them */
+ for(i = ifc.ifc_len / sizeof(struct ifreq); --i >= 0; ifr++)
+ print_retry_info(skfd, ifr->ifr_name);
+}
+#endif /* WIRELESS_EXT > 10 */
+
+/******************************* MAIN ********************************/
+
+/*------------------------------------------------------------------*/
+/*
+ * The main !
+ */
+int
+main(int argc,
+ char ** argv)
+{
+ int skfd = -1; /* generic raw socket desc. */
+
+ /* Create a channel to the NET kernel. */
+ if((skfd = sockets_open()) < 0)
+ {
+ perror("socket");
+ exit(-1);
+ }
+
+ /* Help */
+ if((argc == 1) || (argc > 3) ||
+ (!strncmp(argv[1], "-h", 9)) || (!strcmp(argv[1], "--help")))
+ {
+ fprintf(stderr, "Usage: iwlist [interface] freq\n");
+ fprintf(stderr, " [interface] ap\n");
+ fprintf(stderr, " [interface] bitrate\n");
+ fprintf(stderr, " [interface] keys\n");
+ fprintf(stderr, " [interface] power\n");
+ fprintf(stderr, " [interface] txpower\n");
+ fprintf(stderr, " [interface] retries\n");
+ close(skfd);
+ exit(0);
+ }
+
+ /* Frequency list */
+ if((!strncmp(argv[1], "freq", 4)) ||
+ (!strncmp(argv[1], "channel", 7)))
+ {
+ print_freq_devices(skfd);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Access Point list */
+ if(!strcasecmp(argv[1], "ap"))
+ {
+ print_ap_devices(skfd);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Bit-rate list */
+ if((!strncmp(argv[1], "bit", 3)) ||
+ (!strcmp(argv[1], "rate")))
+ {
+ print_bitrate_devices(skfd);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Encryption key list */
+ if((!strncmp(argv[1], "enc", 3)) ||
+ (!strncmp(argv[1], "key", 3)))
+ {
+ print_keys_devices(skfd);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Power Management list */
+ if(!strncmp(argv[1], "power", 3))
+ {
+ print_pm_devices(skfd);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Transmit Power list */
+ if(!strncmp(argv[1], "txpower", 3))
+ {
+ print_txpower_devices(skfd);
+ close(skfd);
+ exit(0);
+ }
+
+#if WIRELESS_EXT > 10
+ /* Retry limit/lifetime */
+ if(!strncmp(argv[1], "retry", 4))
+ {
+ print_retry_devices(skfd);
+ close(skfd);
+ exit(0);
+ }
+#endif
+
+ /* Special cases take two... */
+ /* Frequency list */
+ if((!strncmp(argv[2], "freq", 4)) ||
+ (!strncmp(argv[2], "channel", 7)))
+ {
+ print_freq_info(skfd, argv[1]);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Access Point list */
+ if(!strcasecmp(argv[2], "ap"))
+ {
+ print_ap_info(skfd, argv[1]);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Bit-rate list */
+ if((!strncmp(argv[2], "bit", 3)) ||
+ (!strcmp(argv[2], "rate")))
+ {
+ print_bitrate_info(skfd, argv[1]);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Encryption key list */
+ if((!strncmp(argv[2], "enc", 3)) ||
+ (!strncmp(argv[2], "key", 3)))
+ {
+ print_keys_info(skfd, argv[1]);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Power Management list */
+ if(!strncmp(argv[2], "power", 3))
+ {
+ print_pm_info(skfd, argv[1]);
+ close(skfd);
+ exit(0);
+ }
+
+ /* Transmit Power list */
+ if(!strncmp(argv[2], "txpower", 3))
+ {
+ print_txpower_info(skfd, argv[1]);
+ close(skfd);
+ exit(0);
+ }
+
+#if WIRELESS_EXT > 10
+ /* Retry limit/lifetime */
+ if(!strncmp(argv[2], "retry", 4))
+ {
+ print_retry_info(skfd, argv[1]);
+ close(skfd);
+ exit(0);
+ }
+#endif
+
+ /* Close the socket. */
+ close(skfd);
+
+ return(1);
+}
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