libs/iwinfo: support txpwrlist() for madwifi master devices

diff --git a/libs/iwinfo/src/iwinfo_madwifi.c b/libs/iwinfo/src/iwinfo_madwifi.c
index 83829cf..3330702 100644 (file)
--- a/libs/iwinfo/src/iwinfo_madwifi.c
+++ b/libs/iwinfo/src/iwinfo_madwifi.c
@@ -435,7 +435,29 @@ int madwifi_get_assoclist(const char *ifname, char *buf, int *len)
 
 int madwifi_get_txpwrlist(const char *ifname, char *buf, int *len)
 {
-       return wext_get_txpwrlist(ifname, buf, len);
+       int rc = -1;
+       char cmd[256];
+
+       /* A wifiX device? */
+       if( madwifi_iswifi(ifname) )
+       {
+               sprintf(cmd, "wlanconfig ath-txpwr create nounit "
+                       "wlandev %s wlanmode ap >/dev/null", ifname);
+
+               if( ! WEXITSTATUS(system(cmd)) )
+               {
+                       rc = wext_get_txpwrlist("ath-txpwr", buf, len);
+                       (void) WEXITSTATUS(system("wlanconfig ath-txpwr destroy"));
+               }
+       }
+
+       /* Its an athX ... */
+       else if( madwifi_isvap(ifname, NULL) )
+       {
+               rc = wext_get_txpwrlist(ifname, buf, len);
+       }
+
+       return rc;
 }
 
 int madwifi_get_scanlist(const char *ifname, char *buf, int *len)