xwords/xwords4/common/dutil.c
2021-03-19 14:27:04 -07:00

65 lines
2 KiB
C

/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
/*
* Copyright 2020 by Eric House (xwords@eehouse.org). All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <pthread.h>
#include "mempool.h"
#include "comtypes.h"
#include "dutil.h"
#include "xwstream.h"
static void
super_dutil_storeStream( XW_DUtilCtxt* duc, XWEnv xwe, const XP_UCHAR* keys[],
XWStreamCtxt* data )
{
const void* ptr = stream_getPtr( data );
XP_U16 len = stream_getSize( data );
dutil_storePtr( duc, xwe, keys, (void*)ptr, len );
}
static void
super_dutil_loadStream( XW_DUtilCtxt* duc, XWEnv xwe,
const XP_UCHAR* keys[], XWStreamCtxt* inOut )
{
/* get the size */
XP_U32 len = 0;
dutil_loadPtr( duc, xwe, keys, NULL, &len );
/* load if it exists */
if ( 0 < len ) {
void* buf = XP_MALLOC( duc->mpool, len );
dutil_loadPtr( duc, xwe, keys, buf, &len );
stream_putBytes( inOut, buf, len );
XP_FREEP( duc->mpool, &buf );
}
}
void
dutil_super_init( MPFORMAL XW_DUtilCtxt* dutil )
{
#ifdef XWFEATURE_KNOWNPLAYERS
pthread_mutex_init( &dutil->kpMutex, NULL );
#endif
MPASSIGN( dutil->mpool, mpool );
SET_VTABLE_ENTRY( &dutil->vtable, dutil_loadStream, super );
SET_VTABLE_ENTRY( &dutil->vtable, dutil_storeStream, super );
}