rnd-20060329-2-src

[rocksndiamonds.git] / src / network.c

diff --git a/src/network.c b/src/network.c
index 575e846b38fe3c49fc001528be157055738da28b..feb79bd9769d58098d75a5120d8aa457025a8fc5 100644 (file)
--- a/src/network.c
+++ b/src/network.c
@@ -66,6 +66,7 @@ static byte realbuffer[512];
 static byte readbuffer[MAX_BUFFER_SIZE], writbuffer[MAX_BUFFER_SIZE];
 static byte *buffer = realbuffer + 4;
 static int nread = 0, nwrite = 0;
+static boolean stop_network_game = FALSE;
 
 static void SendBufferToServer(int size)
 {
@@ -342,11 +343,12 @@ void SendToServer_ContinuePlaying()
   SendBufferToServer(2);
 }
 
-void SendToServer_StopPlaying()
+void SendToServer_StopPlaying(int cause_for_stopping)
 {
   buffer[1] = OP_STOP_PLAYING;
+  buffer[2] = cause_for_stopping;
 
-  SendBufferToServer(2);
+  SendBufferToServer(3);
 }
 
 void SendToServer_MovePlayer(byte player_action)
@@ -429,11 +431,18 @@ static void Handle_OP_NUMBER_WANTED()
   }
   else if (old_client_nr == first_player.nr)   /* failed -- local player? */
   {
+#if 0
     char *color[] = { "yellow", "red", "green", "blue" };
+#endif
     char request[100];
 
+#if 1
+    sprintf(request, "Sorry ! Player %d already exists ! You are player %d !",
+           index_nr_wanted + 1, new_index_nr + 1);
+#else
     sprintf(request, "Sorry ! %s player still exists ! You are %s player !",
            color[index_nr_wanted], color[new_index_nr]);
+#endif
     Request(request, REQ_CONFIRM);
 
     Error(ERR_NETWORK_CLIENT, "cannot switch -- you keep client # %d",
@@ -500,12 +509,12 @@ static void Handle_OP_START_PLAYING()
 {
   LevelDirTree *new_leveldir;
   int new_level_nr;
-  int dummy;                           /* !!! HAS NO MEANING ANYMORE !!! */
+  int dummy;
   unsigned long new_random_seed;
   char *new_leveldir_identifier;
 
   new_level_nr = (buffer[2] << 8) + buffer[3];
-  dummy = (buffer[4] << 8) + buffer[5];
+  dummy = (buffer[4] << 8) + buffer[5];                        /* (obsolete) */
   new_random_seed =
     (buffer[6] << 24) | (buffer[7] << 16) | (buffer[8] << 8) | (buffer[9]);
   new_leveldir_identifier = (char *)&buffer[10];
@@ -532,6 +541,9 @@ static void Handle_OP_START_PLAYING()
   LoadTape(level_nr);
   LoadLevel(level_nr);
 
+#if 1
+  StartGameActions(FALSE, setup.autorecord, new_random_seed);
+#else
   if (setup.autorecord)
     TapeStartRecording();
 
@@ -542,6 +554,7 @@ static void Handle_OP_START_PLAYING()
 
   game_status = GAME_MODE_PLAYING;
   InitGame();
+#endif
 }
 
 static void Handle_OP_PAUSE_PLAYING()
@@ -564,8 +577,18 @@ static void Handle_OP_CONTINUE_PLAYING()
 
 static void Handle_OP_STOP_PLAYING()
 {
-  printf("OP_STOP_PLAYING: %d\n", buffer[0]);
-  Error(ERR_NETWORK_CLIENT, "client %d stops game", buffer[0]);
+  printf("OP_STOP_PLAYING: %d [%d]\n", buffer[0], buffer[2]);
+  Error(ERR_NETWORK_CLIENT, "client %d stops game [%d]", buffer[0], buffer[2]);
+
+  if (game_status == GAME_MODE_PLAYING)
+  {
+    if (buffer[2] == NETWORK_STOP_BY_PLAYER)
+      Request("Network game stopped by player!", REQ_CONFIRM);
+    else if (buffer[2] == NETWORK_STOP_BY_ERROR)
+      Request("Network game stopped due to internal error!", REQ_CONFIRM);
+    else
+      Request("Network game stopped !", REQ_CONFIRM);
+  }
 
   game_status = GAME_MODE_MAIN;
   DrawMainMenu();
@@ -582,12 +605,26 @@ static void Handle_OP_MOVE_PLAYER(unsigned int len)
   server_frame_counter =
     (buffer[2] << 24) | (buffer[3] << 16) | (buffer[4] << 8) | (buffer[5]);
 
+#if 0
+  Error(ERR_NETWORK_CLIENT, "receiving server frame counter value %d [%d]",
+       server_frame_counter, FrameCounter);
+#endif
+
   if (server_frame_counter != FrameCounter)
   {
     Error(ERR_RETURN, "client and servers frame counters out of sync");
     Error(ERR_RETURN, "frame counter of client is %d", FrameCounter);
     Error(ERR_RETURN, "frame counter of server is %d", server_frame_counter);
+
+#if 1
+    Error(ERR_RETURN, "this should not happen -- please debug");
+
+    stop_network_game = TRUE;
+
+    return;
+#else
     Error(ERR_EXIT,   "this should not happen -- please debug");
+#endif
   }
 
   /* copy valid player actions */
@@ -602,6 +639,8 @@ static void HandleNetworkingMessages()
 {
   unsigned int message_length;
 
+  stop_network_game = FALSE;
+
   while (nread >= 4 && nread >= 4 + readbuffer[3])
   {
     message_length = readbuffer[3];
@@ -666,6 +705,10 @@ static void HandleNetworkingMessages()
   }
 
   fflush(stdout);
+
+  /* in case of internal error, stop network game */
+  if (stop_network_game)
+    SendToServer_StopPlaying(NETWORK_STOP_BY_ERROR);
 }
 
 /* TODO */