(svn r8079) -Fix [YAPF]: float division by zero when calculating stats (YAPF cache hit ratio). Caused BSOD on Win9x. (thanks 3iff for report, Darkvater for help)
/* $Id$ */
#ifdef ENABLE_NETWORK
#include "../stdafx.h"
#include "../debug.h"
#include "network_data.h"
#include "../newgrf_config.h"
#include "../helpers.hpp"
// This file handles the GameList
// Also, it handles the request to a server for data about the server
/** Add a new item to the linked gamelist. If the IP and Port match
* return the existing item instead of adding it again
* @param ip the IP-address (inet_addr) of the to-be added item
* @param port the port the server is running on
* @return a point to the newly added or already existing item */
NetworkGameList *NetworkGameListAddItem(uint32 ip, uint16 port)
{
NetworkGameList *item, *prev_item;
prev_item = NULL;
for (item = _network_game_list; item != NULL; item = item->next) {
if (item->ip == ip && item->port == port) return item;
prev_item = item;
}
item = MallocT<NetworkGameList>(1);
memset(item, 0, sizeof(*item));
item->next = NULL;
item->ip = ip;
item->port = port;
if (prev_item == NULL) {
_network_game_list = item;
} else {
prev_item->next = item;
}
DEBUG(net, 4, "[gamelist] added server to list");
UpdateNetworkGameWindow(false);
return item;
}
/** Remove an item from the gamelist linked list
* @param remove pointer to the item to be removed */
void NetworkGameListRemoveItem(NetworkGameList *remove)
{
NetworkGameList *item, *prev_item;
prev_item = NULL;
for (item = _network_game_list; item != NULL; item = item->next) {
if (remove == item) {
if (prev_item == NULL) {
_network_game_list = remove->next;
} else {
prev_item->next = remove->next;
}
/* Remove GRFConfig information */
ClearGRFConfigList(&remove->info.grfconfig);
free(remove);
remove = NULL;
DEBUG(net, 4, "[gamelist] removed server from list");
UpdateNetworkGameWindow(false);
return;
}
prev_item = item;
}
}
#endif /* ENABLE_NETWORK */