3 * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org>
4 * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
6 * This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
7 * See http://libmpeg2.sourceforge.net/ for updates.
9 * mpeg2dec is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * mpeg2dec is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 static void * (* malloc_hook) (unsigned size, mpeg2_alloc_t reason) = NULL;
31 static int (* free_hook) (void * buf) = NULL;
33 void * mpeg2_malloc( unsigned size, mpeg2_alloc_t reason )
39 buf = (char *) malloc_hook (size, reason);
46 buf = (char *) malloc (size + 63 + sizeof (void **));
49 char * align_buf = NULL;
51 align_buf = buf + 63 + sizeof (void **);
52 align_buf -= (long)align_buf & 63;
53 *(((void **)align_buf) - 1) = buf;
60 void mpeg2_free( void * buf )
62 if (free_hook && free_hook (buf))
66 free (*(((void **)buf) - 1));
69 void mpeg2_malloc_hooks( void * malloc (unsigned, mpeg2_alloc_t),