128 lines
3.1 KiB
C
128 lines
3.1 KiB
C
/*
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cl_custom.c - downloading custom resources
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Copyright (C) 2018 Uncle Mike
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(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. See the
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GNU General Public License for more details.
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*/
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#include "common.h"
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#include "client.h"
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#include "net_encode.h"
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qboolean CL_CheckFile( sizebuf_t *msg, const char *filename )
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{
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string filepath;
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Q_strncpy( filepath, filename, sizeof( filepath ));
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if( Q_strstr( filepath, ".." ) || Q_strstr( filepath, "server.cfg" ))
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{
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MsgDev( D_REPORT, "refusing to download a path with '..'\n" );
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return true;
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}
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if( !cl_allow_download.value )
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{
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MsgDev( D_REPORT, "Download refused, cl_allow_download is 0\n" );
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return true;
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}
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if( cls.state == ca_active && !cl_download_ingame.value )
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{
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MsgDev( D_REPORT, "In-game download refused...\n" );
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return true;
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}
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if( FS_FileExists( filepath, false ))
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return true;
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if( cls.demoplayback )
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{
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MsgDev( D_WARN, "file %s missing during demo playback.\n", filepath );
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return true;
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}
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#if 0
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// TODO: implement
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if( CL_CanUseHTTPDownload( ))
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{
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CL_QueueHTTPDownload( filepath );
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return false;
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}
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#endif
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MSG_WriteByte( msg, clc_stringcmd );
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MSG_WriteString( msg, va( "dlfile %s", filepath ));
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return false;
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}
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void CL_AddToResourceList( resource_t *pResource, resource_t *pList )
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{
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if( pResource->pPrev != NULL || pResource->pNext != NULL )
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{
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MsgDev( D_ERROR, "Resource already linked\n" );
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return;
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}
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if( pList->pPrev == NULL || pList->pNext == NULL )
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Host_Error( "Resource list corrupted.\n" );
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pResource->pPrev = pList->pPrev;
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pResource->pNext = pList;
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pList->pPrev->pNext = pResource;
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pList->pPrev = pResource;
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}
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void CL_RemoveFromResourceList( resource_t *pResource )
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{
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if( pResource->pPrev == NULL || pResource->pNext == NULL )
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Host_Error( "mislinked resource in CL_RemoveFromResourceList\n" );
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if ( pResource->pNext == pResource || pResource->pPrev == pResource )
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Host_Error( "attempt to free last entry in list.\n" );
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pResource->pPrev->pNext = pResource->pNext;
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pResource->pNext->pPrev = pResource->pPrev;
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pResource->pPrev = NULL;
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pResource->pNext = NULL;
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}
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void CL_MoveToOnHandList( resource_t *pResource )
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{
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if( !pResource )
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{
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MsgDev( D_REPORT, "Null resource passed to CL_MoveToOnHandList\n" );
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return;
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}
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CL_RemoveFromResourceList( pResource );
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CL_AddToResourceList( pResource, &cl.resourcesonhand );
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}
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void CL_ClearResourceList( resource_t *pList )
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{
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resource_t *p, *n;
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for( p = pList->pNext; p != pList && p; p = n )
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{
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n = p->pNext;
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CL_RemoveFromResourceList( p );
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Mem_Free( p );
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}
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pList->pPrev = pList;
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pList->pNext = pList;
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}
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void CL_ClearResourceLists( void )
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{
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CL_ClearResourceList( &cl.resourcesneeded );
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CL_ClearResourceList( &cl.resourcesonhand );
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} |