mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-14 08:50:58 +00:00
194 lines
3.6 KiB
C
194 lines
3.6 KiB
C
/*
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net_vcr.c
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@description@
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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$Id$
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "QF/msg.h"
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#include "net.h"
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#include "net_vcr.h"
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#include "QF/sys.h"
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#include "server.h"
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extern QFile *vcrFile;
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// This is the playback portion of the VCR. It reads the file produced
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// by the recorder and plays it back to the host. The recording contains
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// everything necessary (events, timestamps, and data) to duplicate the game
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// from the viewpoint of everything above the network layer.
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static struct {
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double time;
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int op;
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long session;
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} next;
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int
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VCR_Init (void)
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{
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net_drivers[0].Init = VCR_Init;
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net_drivers[0].SearchForHosts = VCR_SearchForHosts;
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net_drivers[0].Connect = VCR_Connect;
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net_drivers[0].CheckNewConnections = VCR_CheckNewConnections;
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net_drivers[0].QGetMessage = VCR_GetMessage;
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net_drivers[0].QSendMessage = VCR_SendMessage;
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net_drivers[0].CanSendMessage = VCR_CanSendMessage;
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net_drivers[0].Close = VCR_Close;
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net_drivers[0].Shutdown = VCR_Shutdown;
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Qread (vcrFile, &next, sizeof (next));
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return 0;
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}
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void
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VCR_ReadNext (void)
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{
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if (Qread (vcrFile, &next, sizeof (next)) == 0) {
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next.op = 255;
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Sys_Error ("=== END OF PLAYBACK===\n");
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}
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if (next.op < 1 || next.op > VCR_MAX_MESSAGE)
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Sys_Error ("VCR_ReadNext: bad op");
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}
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void
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VCR_Listen (qboolean state)
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{
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}
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void
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VCR_Shutdown (void)
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{
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}
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int
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VCR_GetMessage (qsocket_t * sock)
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{
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int ret;
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if (host_time != next.time || next.op != VCR_OP_GETMESSAGE
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|| next.session != *(long *) (&sock->driverdata))
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Sys_Error ("VCR missmatch");
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Qread (vcrFile, &ret, sizeof (int));
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if (ret != 1) {
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VCR_ReadNext ();
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return ret;
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}
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Qread (vcrFile, &net_message->message->cursize, sizeof (int));
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Qread (vcrFile, net_message->message->data,
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net_message->message->cursize);
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VCR_ReadNext ();
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return 1;
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}
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int
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VCR_SendMessage (qsocket_t * sock, sizebuf_t *data)
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{
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int ret;
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if (host_time != next.time || next.op != VCR_OP_SENDMESSAGE
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|| next.session != *(long *) (&sock->driverdata))
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Sys_Error ("VCR missmatch");
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Qread (vcrFile, &ret, sizeof (int));
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VCR_ReadNext ();
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return ret;
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}
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qboolean
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VCR_CanSendMessage (qsocket_t * sock)
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{
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qboolean ret;
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if (host_time != next.time || next.op != VCR_OP_CANSENDMESSAGE
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|| next.session != *(long *) (&sock->driverdata))
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Sys_Error ("VCR missmatch");
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Qread (vcrFile, &ret, sizeof (int));
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VCR_ReadNext ();
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return ret;
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}
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void
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VCR_Close (qsocket_t * sock)
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{
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}
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void
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VCR_SearchForHosts (qboolean xmit)
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{
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}
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qsocket_t *
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VCR_Connect (char *host)
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{
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return NULL;
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}
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qsocket_t *
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VCR_CheckNewConnections (void)
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{
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qsocket_t *sock;
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if (host_time != next.time || next.op != VCR_OP_CONNECT)
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Sys_Error ("VCR missmatch");
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if (!next.session) {
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VCR_ReadNext ();
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return NULL;
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}
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sock = NET_NewQSocket ();
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*(long *) (&sock->driverdata) = next.session;
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Qread (vcrFile, sock->address, NET_NAMELEN);
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VCR_ReadNext ();
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return sock;
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}
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