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Added more comments to wifi_station_getrssi()

This commit is contained in:
dnc40085 2015-05-11 02:01:46 -07:00
parent be143e3497
commit 9a18585b59
1 changed files with 13 additions and 11 deletions
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24
app/modules/wifi.c
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@ -490,13 +490,14 @@ static int wifi_station_getrssi( lua_State* L )
// return luaL_error(L, "%s\n", "Can't get RSSI when disconnected from AP"); // return luaL_error(L, "%s\n", "Can't get RSSI when disconnected from AP");
gL = L; gL = L;
struct station_config sta_conf; struct station_config sta_conf;
wifi_station_get_config(&sta_conf); wifi_station_get_config(&sta_conf); //get current STATION configuration
uint8_t channel; // get current wifi channel to speed up AP scan uint8_t channel;
uint8_t status = wifi_station_get_connect_status(); uint8_t status = wifi_station_get_connect_status();
struct scan_config config; //get current STATION configuration struct scan_config config;
int8_t len; int8_t len;
char ssid[32]; char ssid[32];
c_strcpy(ssid, sta_conf.ssid); c_strcpy(ssid, sta_conf.ssid);
len=c_strlen(sta_conf.ssid); len=c_strlen(sta_conf.ssid);
if(len == -1) if(len == -1)
@ -512,24 +513,25 @@ static int wifi_station_getrssi( lua_State* L )
config.ssid = ssid; config.ssid = ssid;
} }
if(lua_isnumber(L, 1)) if(lua_isnumber(L, 1)) //did user specify a channel?
{ {
channel=luaL_checkinteger( L, 1 );; channel=luaL_checkinteger( L, 1 ); //get user specified channel
if (!(channel>=0 && channel <= 13)) if (!(channel>=0 && channel <= 13))
return luaL_error( L, "channel:0 or 1-13" ); return luaL_error( L, "channel:0 or 1-13" );
} }
else if (lua_isnil(L, 1)) else if (lua_isnil(L, 1)) //if user specified nil then...
{ {
if (status==5) if (status==5) // if currently connected to AP then...
{ {
channel=wifi_get_channel(); channel=wifi_get_channel(); // get current wifi channel to speed up AP scan
} }
else else // if not connected to AP then...
channel=0; channel=0; //set channel to 0, scans all channels
} }
else else //if user did not specify a number or nil then...
return luaL_error( L, "wrong arg type" ); return luaL_error( L, "wrong arg type" );
if(lua_isstring(L, 2)) //check if user specified an alternate BSSID to check if(lua_isstring(L, 2)) //check if user specified an alternate BSSID to check
{ {
char mac[6]; char mac[6];