Function MultiDoGetGameInfo

Descent3/multi.cpp:3833–3917

Someone is asking about our game

// Someone is asking about our game
void MultiDoGetGameInfo(uint8_t *data, network_address *from_addr) {
  uint8_t outdata[MAX_GAME_DATA_SIZE];
  int count = 0;
  int size_offset;
  network_address my_addr;
  float ping_time;

  // mprintf(0,"Got a request for knowledge about my game!\n");

  // Get the time and stuff it back in the packet
  SKIP_HEADER(data, &count);
  ping_time = MultiGetFloat(data, &count);
  int version = MultiGetInt(data, &count);

  if (version != MULTI_VERSION)
    return; // Versions don't match, so just return

  count = 0;

  if (Game_is_master_tracker_game)
    return;

  if (!Multi_accept_state)
    return;

  if ((Netgame.local_role == LR_SERVER) && (Game_mode & GM_MULTI)) {
    size_offset = START_DATA(MP_GAME_INFO, outdata, &count);
    // Copies my address into the passed argument
    nw_GetMyAddress(&my_addr);
    memcpy(&outdata[count], &my_addr, sizeof(network_address));
    count += sizeof(network_address);

    int len = strlen(Netgame.name) + 1;
    MultiAddByte(len, outdata, &count);
    memcpy(&outdata[count], Netgame.name, len);
    count += len;

    len = strlen(Netgame.mission) + 1;

    MultiAddByte(len, outdata, &count);
    memcpy(&outdata[count], Netgame.mission, len);
    count += len;

    len = strlen(Netgame.mission_name) + 1;

    MultiAddByte(len, outdata, &count);
    memcpy(&outdata[count], Netgame.mission_name, len);
    count += len;

    len = strlen(Netgame.scriptname) + 1;

    MultiAddByte(len, outdata, &count);
    memcpy(&outdata[count], Netgame.scriptname, len);
    count += len;

    MultiAddShort(Current_mission.cur_level, outdata, &count);
    uint16_t icurrplayers = 0;
    for (int i = 0; i < MAX_NET_PLAYERS; i++) {