Author: ks156
Date: 2009-01-15 16:11:01 +0100 (Thu, 15 Jan 2009)
New Revision: 3469
Modified:
software_suite_v2/software/tux_wifi_channel/trunk/wifi_channel_win32.c
Log:
* Added the Vista part (with netsh).
The code should work with all languages. If the channel cannot
be found, the program stops and return -1
Modified: software_suite_v2/software/tux_wifi_channel/trunk/wifi_channel_win32.c
===================================================================
--- software_suite_v2/software/tux_wifi_channel/trunk/wifi_channel_win32.c
2009-01-15 11:15:26 UTC (rev 3468)
+++ software_suite_v2/software/tux_wifi_channel/trunk/wifi_channel_win32.c
2009-01-15 15:11:01 UTC (rev 3469)
@@ -506,6 +506,90 @@
printf("[XP] Channel found : %d\n", channel);
}
+ /* Version is vista or more recently */
+ else
+ {
+ /*
+ * This way to retrieve the Wifi channel currently used is a
bit tricky.
+ * Previously, an easiest code was written, but was parsing
directly the
+ * strings.
+ * The major problem is that netsh return translated strings.
So it's
+ * it's almost impossible to do it working for all languages !
+ *
+ * This maner search for string untralsted, like SSID or BSSID,
and count
+ * the lines to retrieve the channel.
+ */
+ FILE *pcmd;
+ char buff[80];
+ char connected_SSID[32];
+ char current_SSID[32];
- return channel;
+ /* If no SSID specified then attempt to retrieve the current
+ * used SSID */
+ if (strcmp("", requested_SSID) == 0)
+ {
+ pcmd = popen("netsh wlan show interface", "r");
+
+ if (pcmd != NULL)
+ {
+ while(fgets(buff, 80, pcmd))
+ {
+ /* Parse the string : Be sure to
considere the SSID line,
+ * and not BSSID */
+ if ((strstr(buff, "SSID") != NULL) &&
+ (strstr(buff, "BSSID") == NULL))
+ {
+ sscanf(strrchr(buff, ':'), ": %s", &connected_SSID[0]);
+ /* Assign the active SSID */
+ requested_SSID = connected_SSID;
+ break;
+ }
+ }
+ fclose(pcmd);
+ }
+ }
+
+ /* Search the channel */
+ pcmd = popen("netsh wlan show network mode=BSSID", "r");
+
+ if (pcmd != NULL)
+ {
+ while(fgets(buff, 80, pcmd))
+ {
+ /* Search for the correct SSID */
+ if ((strstr(buff, "SSID") != NULL) &&
+ (strstr(buff, "BSSID") == NULL))
+ {
+ sscanf(strrchr(buff, ':'), ": %s", ¤t_SSID[0]);
+ /* If the current scanned SSID is the
requested one, continue */
+ if (strcmp(current_SSID,requested_SSID)
== 0)
+ {
+ break;
+ }
+ }
+ }
+ while (fgets(buff, 80, pcmd))
+ {
+ /* Search for BSSID */
+ if (strstr(buff, "BSSID") != NULL)
+ {
+ /* Dummy reads :
+ - Signal
+ - RF type
+ */
+ fgets(buff, 80, pcmd);
+ fgets(buff, 80, pcmd);
+
+ /* Retrive the channel */
+ fgets(buff, 80, pcmd);
+ sscanf(strrchr(buff, ':'), ": %d",
&channel);
+
+ break;
+ }
+ }
+ fclose(pcmd);
+ }
+ printf("[VISTA] Channel found : %d\n", channel);
+ }
+ return channel;
}
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