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/* $Id$ */
#ifndef NETWORK_CORE_UDP_H
#define NETWORK_CORE_UDP_H
#ifdef ENABLE_NETWORK
/**
* @file udp.h Basic functions to receive and send UDP packets.
*/
///** Sending/receiving of UDP packets **////
void NetworkSendUDP_Packet(SOCKET udp, Packet *p, struct sockaddr_in *recv);
bool NetworkUDPListen(SOCKET *udp, uint32 host, uint16 port, bool broadcast);
void NetworkUDPReceive(SOCKET udp);
/**
* Function that is called for every received UDP packet.
* @param packet the received packet
* @param client_addr the address of the sender of the packet
*/
void NetworkHandleUDPPacket(Packet *p, struct sockaddr_in *client_addr);
///** Sending/receiving of (large) chuncks of UDP packets **////
/** Enum with all types of UDP packets. The order MUST not be changed **/
enum {
PACKET_UDP_CLIENT_FIND_SERVER, ///< Queries a game server for game information
PACKET_UDP_SERVER_RESPONSE, ///< Reply of the game server with game information
PACKET_UDP_CLIENT_DETAIL_INFO, ///< Queries a game server about details of the game, such as companies
PACKET_UDP_SERVER_DETAIL_INFO, ///< Reply of the game server about details of the game, such as companies
PACKET_UDP_SERVER_REGISTER, ///< Packet to register itself to the master server
PACKET_UDP_MASTER_ACK_REGISTER, ///< Packet indicating registration has succedeed
PACKET_UDP_CLIENT_GET_LIST, ///< Request for serverlist from master server
PACKET_UDP_MASTER_RESPONSE_LIST, ///< Response from master server with server ip's + port's
PACKET_UDP_SERVER_UNREGISTER, ///< Request to be removed from the server-list
PACKET_UDP_CLIENT_GET_NEWGRFS, ///< Requests the name for a list of GRFs (GRF_ID and MD5)
PACKET_UDP_SERVER_NEWGRFS, ///< Sends the list of NewGRF's requested.
PACKET_UDP_END ///< Must ALWAYS be on the end of this list!! (period)
};
void NetworkSend_GRFIdentifier(Packet *p, const GRFConfig *c);
void NetworkSend_NetworkGameInfo(Packet *p, const NetworkGameInfo *info);
void NetworkRecv_GRFIdentifier(NetworkClientState *cs, Packet *p, GRFConfig *c);
void NetworkRecv_NetworkGameInfo(NetworkClientState *cs, Packet *p, NetworkGameInfo *info);
/**
* Function that is called for every GRFConfig that is read when receiving
* a NetworkGameInfo. Only grfid and md5sum are set, the rest is zero. This
* function must set all appropriate fields. This GRF is later appended to
* the grfconfig list of the NetworkGameInfo.
* @param config the GRF to handle
*/
void HandleIncomingNetworkGameInfoGRFConfig(GRFConfig *config);
#endif /* ENABLE_NETWORK */
#endif /* NETWORK_CORE_UDP_H */
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