+ uint16_t port;
+ GInetSocketAddress *saddr;
+ int state;
+};
+
+static GSocket *usock;
+
+int sock_init(void)
+{
+ GSocketAddress *address;
+ GInetAddress *any_addr;
+ GError *error;
+ int err = 0;
+ any_addr = g_inet_address_new_any(G_SOCKET_FAMILY_IPV6);
+ usock = g_socket_new(G_SOCKET_FAMILY_IPV6, G_SOCKET_TYPE_DATAGRAM, G_SOCKET_PROTOCOL_UDP, NULL);
+ address = g_inet_socket_address_new(any_addr, 17078);
+ if (!g_socket_bind(usock, address, TRUE, &error)) {
+ err = error->code;
+ g_error_free(error);
+ }
+ g_object_unref(address);
+ g_object_unref(any_addr);
+ if (!err)
+ message_init(usock);
+ else
+ g_object_unref(usock);
+ return err;
+}
+
+int friend_send_message(struct friend *friend, char *buffer, size_t len)
+{
+ g_socket_send_to(usock, G_SOCKET_ADDRESS(friend->saddr), buffer, len, NULL, NULL);
+ return 0;
+}
+
+void friend_timeout(struct friend *friend)
+{
+ if (friend->state == STATE_PINGED) {
+ friend->state = STATE_OFFLINE;
+ }
+}
+
+void friend_got_message(struct friend *friend, char *buffer, size_t len)
+{
+ if (len >= 4 && !strncmp(buffer, "PING", 4)) {
+ friend->state = STATE_ONLINE;
+ pong(friend);
+ } else if (len >= 4 && !strncmp(buffer, "PONG", 4)) {
+ friend->state = STATE_ONLINE;
+ }
+}
+
+static void friend_list(gchar **args, GSocketAddress *address);
+static void friend_add(gchar **args, GSocketAddress *address);
+
+struct menu_item cmds[] = {
+ { "list", friend_list },
+ { "add", friend_add },