Esempio n. 1
0
//
// I_InitNetwork
// Only required for DOS, so this is more a dummy
//
boolean I_InitNetwork(void)
{
#ifdef HAVE_SDLNET
	char serverhostname[255];
	boolean ret = false;
	SDL_version SDLcompiled;
	const SDL_version *SDLlinked = SDLNet_Linked_Version();
	SDL_NET_VERSION(&SDLcompiled)
	CONS_Printf("Compiled for SDL_Net version: %d.%d.%d\n",
                        SDLcompiled.major, SDLcompiled.minor, SDLcompiled.patch);
	CONS_Printf("Linked with SDL_Net version: %d.%d.%d\n",
                        SDLlinked->major, SDLlinked->minor, SDLlinked->patch);
	//if (!M_CheckParm ("-sdlnet"))
	//	return false;
	// initilize the driver
	I_InitSDLNetDriver();
	I_AddExitFunc(I_ShutdownSDLNetDriver);
	if (!init_SDLNet_driver)
		return false;

	if (M_CheckParm("-udpport"))
	{
		if (M_IsNextParm())
			sock_port = (UINT16)atoi(M_GetNextParm());
		else
			sock_port = 0;
	}

	// parse network game options,
	if (M_CheckParm("-server") || dedicated)
	{
		server = true;

		// If a number of clients (i.e. nodes) is specified, the server will wait for the clients
		// to connect before starting.
		// If no number is specified here, the server starts with 1 client, and others can join
		// in-game.
		// Since Boris has implemented join in-game, there is no actual need for specifying a
		// particular number here.
		// FIXME: for dedicated server, numnodes needs to be set to 0 upon start
/*		if (M_IsNextParm())
			doomcom->numnodes = (INT16)atoi(M_GetNextParm());
		else */if (dedicated)
			doomcom->numnodes = 0;
		else
			doomcom->numnodes = 1;

		if (doomcom->numnodes < 0)
			doomcom->numnodes = 0;
		if (doomcom->numnodes > MAXNETNODES)
			doomcom->numnodes = MAXNETNODES;

		// server
		servernode = 0;
		// FIXME:
		// ??? and now ?
		// server on a big modem ??? 4*isdn
		net_bandwidth = 16000;
		hardware_MAXPACKETLENGTH = INETPACKETLENGTH;

		ret = true;
	}
	else if (M_CheckParm("-connect"))
	{
		if (M_IsNextParm())
			strcpy(serverhostname, M_GetNextParm());
		else
			serverhostname[0] = 0; // assuming server in the LAN, use broadcast to detect it

		// server address only in ip
		if (serverhostname[0])
		{
			COM_BufAddText("connect \"");
			COM_BufAddText(serverhostname);
			COM_BufAddText("\"\n");

			// probably modem
			hardware_MAXPACKETLENGTH = INETPACKETLENGTH;
		}
		else
		{
			// so we're on a LAN
			COM_BufAddText("connect any\n");

			net_bandwidth = 800000;
			hardware_MAXPACKETLENGTH = MAXPACKETLENGTH;
		}
	}

	mypacket.maxlen = hardware_MAXPACKETLENGTH;
	I_NetOpenSocket = NET_OpenSocket;
	I_Ban = NET_Ban;
	I_ClearBans = NET_ClearBans;
	I_GetNodeAddress = NET_GetNodeAddress;
	I_GetBenAddress = NET_GetBenAddress;
	I_SetBanAddress = NET_SetBanAddress;
	bannednode = NET_bannednode;

	return ret;
#else
	if ( M_CheckParm ("-net") )
	{
		I_Error("-net not supported, use -server and -connect\n"
			"see docs for more\n");
	}
	return false;
#endif
}
Esempio n. 2
0
const SDL_version *SDLNet_Linked_Version(void)
{
	static SDL_version linked_version;
	SDL_NET_VERSION(&linked_version);
	return(&linked_version);
}
Esempio n. 3
0
File: dnr.c Progetto: manish05/TCR
int main(int argc, char **argv)
{
	IPaddress ip;
	const char *host;
	Uint8 *ipaddr;
	
	/* check our commandline */
	if(argc>1 && !strncmp("-h",argv[1],2))
	{
		printf("%s host|ip\n",argv[0]);
		exit(0);
	}
	
	/* do a little version check for information */
	{
		SDL_version compile_version;
		const SDL_version *link_version=SDLNet_Linked_Version();
		SDL_NET_VERSION(&compile_version);
		printf("compiled with SDL_net version: %d.%d.%d\n", 
				compile_version.major,
				compile_version.minor,
				compile_version.patch);
		printf("running with SDL_net version: %d.%d.%d\n", 
				link_version->major,
				link_version->minor,
				link_version->patch);
	}

	/* initialize SDL */
	if(SDL_Init(0)==-1)
	{
		printf("SDL_Init: %s\n",SDL_GetError());
		exit(1);
	}

	/* initialize SDL_net */
	if(SDLNet_Init()==-1)
	{
		printf("SDLNet_Init: %s\n",SDLNet_GetError());
		exit(2);
	}

#ifndef WIN32 /* has no gethostname that we can use here... */
	{
		char localhostname[256];
		if((gethostname(localhostname, 256)>=0))
		{
			printf("Local Host: %s\n",localhostname);
			printf("Resolving %s\n",localhostname);
			if(SDLNet_ResolveHost(&ip,localhostname,0)==-1)
			{
				printf("Could not resolve host \"%s\"\n%s\n",
						localhostname,SDLNet_GetError());
			}
			else
			{
				/* use the IP as a Uint8[4] */
				ipaddr=(Uint8*)&ip.host;

				/* output the IP address nicely */
				printf("Local IP Address : %d.%d.%d.%d\n",
						ipaddr[0], ipaddr[1], ipaddr[2], ipaddr[3]);
			}
		}
	}
#endif
	
	if(argc<2)
		exit(0);
	
	/* Resolve the argument into an IPaddress type */
	printf("Resolving %s\n",argv[1]);
	if(SDLNet_ResolveHost(&ip,argv[1],0)==-1)
	{
		printf("Could not resolve host \"%s\"\n%s\n",argv[1],SDLNet_GetError());
		exit(3);
	}

	/* use the IP as a Uint8[4] */
	ipaddr=(Uint8*)&ip.host;

	/* output the IP address nicely */
	printf("IP Address : %d.%d.%d.%d\n",
			ipaddr[0], ipaddr[1], ipaddr[2], ipaddr[3]);

	/* resolve the hostname for the IPaddress */
	host=SDLNet_ResolveIP(&ip);

	/* print out the hostname we got */
	if(host)
		printf("Hostname   : %s\n",host);
	else
		printf("No Hostname found\n");

	/* shutdown SDL_net */
	SDLNet_Quit();

	/* shutdown SDL */
	SDL_Quit();

	return(0);
}