1

/* $Id$ */

     2

     3

#ifdef ENABLE_NETWORK

     4

     5

#include "../stdafx.h"

     6

#include "../debug.h"

     7

#include "network_data.h"

     8

#include "../newgrf_config.h"

     9

#include "../helpers.hpp"

    10

    11

// This file handles the GameList

    12

// Also, it handles the request to a server for data about the server

    13

    14

/** Add a new item to the linked gamelist. If the IP and Port match

    15

 * return the existing item instead of adding it again

    16

 * @param ip the IP-address (inet_addr) of the to-be added item

    17

 * @param port the port the server is running on

    18

 * @return a point to the newly added or already existing item */

    19

NetworkGameList *NetworkGameListAddItem(uint32 ip, uint16 port)

    20

{

    21

	NetworkGameList *item, *prev_item;

    22

    23

	prev_item = NULL;

    24

	for (item = _network_game_list; item != NULL; item = item->next) {

    25

		if (item->ip == ip && item->port == port) return item;

    26

		prev_item = item;

    27

	}

    28

    29

	item = MallocT<NetworkGameList>(1);

    30

	memset(item, 0, sizeof(*item));

    31

	item->next = NULL;

    32

	item->ip = ip;

    33

	item->port = port;

    34

    35

	if (prev_item == NULL) {

    36

		_network_game_list = item;

    37

	} else {

    38

		prev_item->next = item;

    39

	}

    40

	DEBUG(net, 4, "[gamelist] added server to list");

    41

    42

	UpdateNetworkGameWindow(false);

    43

    44

	return item;

    45

}

    46

    47

/** Remove an item from the gamelist linked list

    48

 * @param remove pointer to the item to be removed */

    49

void NetworkGameListRemoveItem(NetworkGameList *remove)

    50

{

    51

	NetworkGameList *item, *prev_item;

    52

    53

	prev_item = NULL;

    54

	for (item = _network_game_list; item != NULL; item = item->next) {

    55

		if (remove == item) {

    56

			if (prev_item == NULL) {

    57

				_network_game_list = remove->next;

    58

			} else {

    59

				prev_item->next = remove->next;

    60

			}

    61

    62

			/* Remove GRFConfig information */

    63

			ClearGRFConfigList(&remove->info.grfconfig);

    64

			free(remove);

    65

			remove = NULL;

    66

    67

			DEBUG(net, 4, "[gamelist] removed server from list");

    68

			UpdateNetworkGameWindow(false);

    69

			return;

    70

		}

    71

		prev_item = item;

    72

	}

    73

}

    74

    75

#endif /* ENABLE_NETWORK */