/***********************************************************
* Rocks'n'Diamonds -- McDuffin Strikes Back! *
*----------------------------------------------------------*
-* (c) 1995-2002 Artsoft Entertainment *
+* (c) 1995-2006 Artsoft Entertainment *
* Holger Schemel *
* Detmolder Strasse 189 *
* 33604 Bielefeld *
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)
{
void SendToServer_StartPlaying()
{
- unsigned long new_random_seed = InitRND(NEW_RANDOMIZE);
+ unsigned long new_random_seed = InitRND(level.random_seed);
int dummy = 0; /* !!! HAS NO MEANING ANYMORE !!! */
/* the name of the level must be enough */
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)
}
else if (old_client_nr == first_player.nr) /* failed -- local player? */
{
- char *color[] = { "yellow", "red", "green", "blue" };
char request[100];
- sprintf(request, "Sorry ! %s player still exists ! You are %s player !",
- color[index_nr_wanted], color[new_index_nr]);
+ sprintf(request, "Sorry ! Player %d already exists ! You are player %d !",
+ index_nr_wanted + 1, new_index_nr + 1);
+
Request(request, REQ_CONFIRM);
Error(ERR_NETWORK_CLIENT, "cannot switch -- you keep client # %d",
{
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];
LoadTape(level_nr);
LoadLevel(level_nr);
- if (setup.autorecord)
- TapeStartRecording();
-
- if (tape.recording)
- tape.random_seed = new_random_seed;
-
- InitRND(new_random_seed);
-
- game_status = GAME_MODE_PLAYING;
- InitGame();
+ StartGameActions(FALSE, setup.autorecord, new_random_seed);
}
static void Handle_OP_PAUSE_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();
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);
- Error(ERR_EXIT, "this should not happen -- please debug");
+ Error(ERR_INFO, "client and servers frame counters out of sync");
+ Error(ERR_INFO, "frame counter of client is %d", FrameCounter);
+ Error(ERR_INFO, "frame counter of server is %d", server_frame_counter);
+ Error(ERR_INFO, "this should not happen -- please debug");
+
+ stop_network_game = TRUE;
+
+ return;
}
/* copy valid player actions */
{
unsigned int message_length;
+ stop_network_game = FALSE;
+
while (nread >= 4 && nread >= 4 + readbuffer[3])
{
message_length = readbuffer[3];
nread -= 4 + message_length;
memmove(readbuffer, readbuffer + 4 + message_length, nread);
- switch(buffer[1])
+ switch (buffer[1])
{
case OP_BAD_PROTOCOL_VERSION:
Handle_OP_BAD_PROTOCOL_VERSION();
}
fflush(stdout);
+
+ /* in case of internal error, stop network game */
+ if (stop_network_game)
+ SendToServer_StopPlaying(NETWORK_STOP_BY_ERROR);
}
/* TODO */