diff --git a/mtproto-client.c b/mtproto-client.c
index f2c267c..01618c6 100644
--- a/mtproto-client.c
+++ b/mtproto-client.c
@@ -1791,7 +1791,7 @@ int tc_becomes_ready (struct connection *c) {
     break;
   case st_authorized:
     auth_work_start (c);
-    telegram_change_state(c->instance, STATE_AUTHORIZED, NULL);
+    telegram_change_state (c->instance, STATE_AUTHORIZED, NULL);
     break;
   default:
     logprintf ( "c_state = %d\n", c->mtconnection->c_state);
diff --git a/telegram.c b/telegram.c
index cea7a32..a6190fc 100755
--- a/telegram.c
+++ b/telegram.c
@@ -63,6 +63,13 @@ void telegram_change_state(struct telegram *instance, int state, void *data)
     } while ((curr = g_list_next(change_listeners)) != NULL);
 }
 
+/**
+ * Handle state changes of the telegram instance
+ *
+ * Execute all actions necessary when a certain state is reached. The state machine executes
+ * the authorization and registration steps needed to connect the client to the telegram network, 
+ * and will either trigger RPC queries or callbacks to the GUI to request input from the user.
+ */
 void on_state_change(struct telegram *instance, int state, void *data) 
 {
     logprintf("on_state_change: %d\n", state);
@@ -259,8 +266,8 @@ void on_authorized(struct mtproto_connection *c, void* data);
  */
 void telegram_network_connect(struct telegram *instance)
 {
-    logprintf("telegram_network_connect()\n");
-    if (!instance->auth.DC_list) {
+    logprintf ("telegram_network_connect()\n");
+    if (! instance->auth.DC_list) {
        logprintf("telegram_network_connect(): cannot connect, restore / init a session first.\n");
        assert(0);
     }