+/* Wrapper for frequency list */
+static int iwinfo_L_freqlist(lua_State *L, int (*func)(const char *, char *, int *))
+{
+ int i, x, len;
+ char rv[IWINFO_BUFSIZE];
+ const char *ifname = luaL_checkstring(L, 1);
+ struct iwinfo_freqlist_entry *e;
+
+ lua_newtable(L);
+ memset(rv, 0, sizeof(rv));
+
+ if( !(*func)(ifname, rv, &len) )
+ {
+ for( i = 0, x = 1; i < len; i += sizeof(struct iwinfo_freqlist_entry), x++ )
+ {
+ e = (struct iwinfo_freqlist_entry *) &rv[i];
+
+ lua_newtable(L);
+
+ /* MHz */
+ lua_pushinteger(L, e->mhz);
+ lua_setfield(L, -2, "mhz");
+
+ /* Channel */
+ lua_pushinteger(L, e->channel);
+ lua_setfield(L, -2, "channel");
+
+ lua_rawseti(L, -2, x);
+ }
+ }
+
+ return 1;
+}