1 files changed, 74 insertions, 0 deletions
diff --git a/src/network/network_gamelist.cpp b/src/network/network_gamelist.cpp
new file mode 100644
index 000000000..a830073ad
--- /dev/null
+++ b/src/network/network_gamelist.cpp
@@ -0,0 +1,74 @@
+/* $Id$ */
+
+#ifdef ENABLE_NETWORK
+
+#include "../stdafx.h"
+#include "../debug.h"
+#include "network_data.h"
+#include "../newgrf_config.h"
+
+// 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 = malloc(sizeof(*item));
+	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 */