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/*
Copyright (c) 2006 Florian Wesch <fw@dividuum.de>. All Rights Reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef WIN32
#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
#else
#include <arpa/inet.h>
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/socket.h>
#endif
#include <string.h>
#include <unistd.h>
#include "packet.h"
void ping_master(const char *master_addr, int port, const char *servername,
int clients, int players, int creatures)
{
struct sockaddr_in master;
socklen_t addrlen = sizeof(struct sockaddr_in);
size_t namelen = strlen(servername);
if (namelen > 32) namelen = 32;
memset(&master, 0, sizeof(struct sockaddr_in));
master.sin_family = AF_INET;
master.sin_addr.s_addr = inet_addr(master_addr);
master.sin_port = htons(port);
int sock = socket(AF_INET, SOCK_DGRAM, 0);
if (sock < 0)
return;
packet_t packet;
packet_init(&packet, PACKET_MASTER_PING);
packet_write08(&packet, clients);
packet_write08(&packet, players);
packet_write08(&packet, creatures);
packet_writeXX(&packet, servername, namelen);
packet.len = packet.offset;
sendto(sock, &packet, PACKET_HEADER_SIZE + packet.len, 0,
(struct sockaddr *)&master, addrlen);
close(sock);
}