rubidium@5523: /* $Id$ */
rubidium@5523: 
celestar@6121: /**
celestar@6121:  * @file core.cpp Functions used to initialize/shut down the core network
celestar@6121:  */
celestar@6121: 
rubidium@5523: #ifdef ENABLE_NETWORK
rubidium@5523: 
rubidium@5523: #include "../../stdafx.h"
rubidium@5526: #include "../../debug.h"
rubidium@5523: #include "os_abstraction.h"
rubidium@5870: #include "core.h"
rubidium@5870: #include "packet.h"
rubidium@5523: 
rubidium@5523: #ifdef __MORPHOS__
rubidium@5523: /* the library base is required here */
rubidium@5523: struct Library *SocketBase = NULL;
rubidium@5523: #endif
rubidium@5523: 
rubidium@5523: /**
rubidium@5523:  * Initializes the network core (as that is needed for some platforms
rubidium@5864:  * @return true if the core has been initialized, false otherwise
rubidium@5523:  */
rubidium@6247: bool NetworkCoreInitialize()
rubidium@5523: {
rubidium@5523: #if defined(__MORPHOS__) || defined(__AMIGA__)
rubidium@5523: 	/*
rubidium@5523: 	 *  IMPORTANT NOTE: SocketBase needs to be initialized before we use _any_
rubidium@5523: 	 *  network related function, else: crash.
rubidium@5523: 	 */
rubidium@5523: 	DEBUG(net, 3, "[core] loading bsd socket library");
rubidium@5523: 	SocketBase = OpenLibrary("bsdsocket.library", 4);
rubidium@5523: 	if (SocketBase == NULL) {
rubidium@5523: 		DEBUG(net, 0, "[core] can't open bsdsocket.library version 4, network unavailable");
rubidium@5524: 		return false;
rubidium@5523: 	}
rubidium@5523: 
rubidium@5523: #if defined(__AMIGA__)
rubidium@5523: 	/* for usleep() implementation (only required for legacy AmigaOS builds) */
rubidium@5523: 	TimerPort = CreateMsgPort();
rubidium@5523: 	if (TimerPort != NULL) {
rubidium@5523: 		TimerRequest = (struct timerequest*)CreateIORequest(TimerPort, sizeof(struct timerequest);
rubidium@5523: 		if (TimerRequest != NULL) {
rubidium@5523: 			if (OpenDevice("timer.device", UNIT_MICROHZ, (struct IORequest*)TimerRequest, 0) == 0) {
rubidium@5523: 				TimerBase = TimerRequest->tr_node.io_Device;
rubidium@5523: 				if (TimerBase == NULL) {
rubidium@5524: 					/* free ressources... */
rubidium@5523: 					DEBUG(net, 0, "[core] can't initialize timer, network unavailable");
rubidium@5524: 					return false;
rubidium@5523: 				}
rubidium@5523: 			}
rubidium@5523: 		}
rubidium@5523: 	}
rubidium@5523: #endif // __AMIGA__
rubidium@5523: #endif // __MORPHOS__ / __AMIGA__
rubidium@5523: 
rubidium@5523: /* Let's load the network in windows */
rubidium@5523: #ifdef WIN32
rubidium@5523: 	{
rubidium@5523: 		WSADATA wsa;
rubidium@5523: 		DEBUG(net, 3, "[core] loading windows socket library");
rubidium@5523: 		if (WSAStartup(MAKEWORD(2, 0), &wsa) != 0) {
rubidium@5523: 			DEBUG(net, 0, "[core] WSAStartup failed, network unavailable");
rubidium@5524: 			return false;
rubidium@5523: 		}
rubidium@5523: 	}
rubidium@5523: #endif /* WIN32 */
rubidium@5524: 
rubidium@5524: 	return true;
rubidium@5523: }
rubidium@5523: 
rubidium@5523: /**
rubidium@5523:  * Shuts down the network core (as that is needed for some platforms
rubidium@5523:  */
rubidium@6247: void NetworkCoreShutdown()
rubidium@5523: {
rubidium@5523: #if defined(__MORPHOS__) || defined(__AMIGA__)
rubidium@5528: 	/* free allocated resources */
rubidium@5523: #if defined(__AMIGA__)
rubidium@5523: 	if (TimerBase    != NULL) CloseDevice((struct IORequest*)TimerRequest); // XXX This smells wrong
rubidium@5523: 	if (TimerRequest != NULL) DeleteIORequest(TimerRequest);
rubidium@5523: 	if (TimerPort    != NULL) DeleteMsgPort(TimerPort);
rubidium@5523: #endif
rubidium@5523: 
rubidium@5523: 	if (SocketBase != NULL) CloseLibrary(SocketBase);
rubidium@5523: #endif
rubidium@5523: 
rubidium@5523: #if defined(WIN32)
rubidium@5523: 	WSACleanup();
rubidium@5523: #endif
rubidium@5523: }
rubidium@5523: 
rubidium@5870: 
rubidium@5870: /**
rubidium@5870:  * Serializes the GRFIdentifier (GRF ID and MD5 checksum) to the packet
rubidium@5870:  * @param p   the packet to write the data to
rubidium@5870:  * @param grf the GRFIdentifier to serialize
rubidium@5870:  */
rubidium@5870: void NetworkSocketHandler::Send_GRFIdentifier(Packet *p, const GRFIdentifier *grf)
rubidium@5870: {
rubidium@5870: 	uint j;
rubidium@5900: 	p->Send_uint32(grf->grfid);
rubidium@5870: 	for (j = 0; j < sizeof(grf->md5sum); j++) {
rubidium@5900: 		p->Send_uint8 (grf->md5sum[j]);
rubidium@5870: 	}
rubidium@5870: }
rubidium@5870: 
rubidium@5870: /**
rubidium@5870:  * Deserializes the GRFIdentifier (GRF ID and MD5 checksum) from the packet
rubidium@5870:  * @param p   the packet to read the data from
rubidium@5870:  * @param grf the GRFIdentifier to deserialize
rubidium@5870:  */
rubidium@5870: void NetworkSocketHandler::Recv_GRFIdentifier(Packet *p, GRFIdentifier *grf)
rubidium@5870: {
rubidium@5870: 	uint j;
rubidium@5900: 	grf->grfid = p->Recv_uint32();
rubidium@5870: 	for (j = 0; j < sizeof(grf->md5sum); j++) {
rubidium@5900: 		grf->md5sum[j] = p->Recv_uint8();
rubidium@5870: 	}
rubidium@5870: }
rubidium@5870: 
rubidium@5523: #endif /* ENABLE_NETWORK */