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/* Copyright (c) 2001, Stanford University
* All rights reserved
*
* See the file LICENSE.txt for information on redistributing this software.
*/
#include "cr_error.h"
#include "cr_mem.h"
#include "packer.h"
#include <stdio.h>
#ifdef CHROMIUM_THREADSAFE
CRtsd _PackerTSD;
int cr_packer_globals; /* dummy - for the sake of packer.def */
#else
int _PackerTSD; /* dummy - for the sake of packer.def */ /* drm1 */
DLLDATA(CRPackContext) cr_packer_globals;
#endif
uint32_t cr_packer_cmd_blocks_enabled = 0;
CRPackContext *crPackNewContext( int swapping )
{
#ifdef CHROMIUM_THREADSAFE
CRPackContext *pc = crCalloc(sizeof(CRPackContext));
if (!pc)
return NULL;
crInitMutex(&pc->mutex);
#else
GET_PACKER_CONTEXT(pc);
crMemZero( pc, sizeof(CRPackContext));
#endif
pc->u32CmdBlockState = 0;
pc->swapping = swapping;
pc->Flush = NULL;
pc->SendHuge = NULL;
pc->updateBBOX = 0;
return pc;
}
void crPackDeleteContext(CRPackContext *pc)
{
#ifdef CHROMIUM_THREADSAFE
crFreeMutex(&pc->mutex);
crFree(pc);
#endif
}
/* Set packing context for the calling thread */
void crPackSetContext( CRPackContext *pc )
{
#ifdef CHROMIUM_THREADSAFE
crSetTSD( &_PackerTSD, pc );
#else
CRASSERT( pc == &cr_packer_globals );
(void)pc;
#endif
}
/* Return packing context for the calling thread */
CRPackContext *crPackGetContext( void )
{
#ifdef CHROMIUM_THREADSAFE
return (CRPackContext *) crGetTSD( &_PackerTSD );
#else
return &cr_packer_globals;
#endif
}
void crPackCapsSet(uint32_t u32Caps)
{
cr_packer_cmd_blocks_enabled = (u32Caps & (CR_VBOX_CAP_CMDBLOCKS_FLUSH | CR_VBOX_CAP_CMDBLOCKS));
}
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