usr/src/lib/libmtmalloc/common/mtmalloc.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright (c) 1998 by Sun Microsystems, Inc.
  24  * All rights reserved.
  25  */
  26
  27 #ifndef _MTMALLOC_H
  28 #define _MTMALLOC_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 /*
  33  * Public interface for multi-threadead malloc user land library
  34  */
  35
  36 #ifdef __cplusplus
  37 extern "C" {
  38 #endif
  39
  40 #include <stdlib.h>
  41
  42 /* commands for mallocctl(int cmd, long value) */
  43
  44 #define MTDOUBLEFREE    1       /* core dumps on double free */
  45 #define MTDEBUGPATTERN  2       /* write misaligned data after free. */
  46 #define MTINITBUFFER    4       /* write misaligned data at allocation */
  47 #define MTCHUNKSIZE     32      /* How much to alloc when backfilling caches. */
  48
  49 void mallocctl(int, long);
  50
  51 #ifdef __cplusplus
  52 }
  53 #endif
  54
  55 #endif /* _MTMALLOC_H */