xref: /illumos-gate/usr/src/lib/libmtmalloc/common/mtmalloc.h (revision 1da57d551424de5a9d469760be7c4b4d4f10a755)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright (c) 1998 by Sun Microsystems, Inc.
24*7c478bd9Sstevel@tonic-gate  * All rights reserved.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate #ifndef _MTMALLOC_H
28*7c478bd9Sstevel@tonic-gate #define	_MTMALLOC_H
29*7c478bd9Sstevel@tonic-gate 
30*7c478bd9Sstevel@tonic-gate /*
31*7c478bd9Sstevel@tonic-gate  * Public interface for multi-threadead malloc user land library
32*7c478bd9Sstevel@tonic-gate  */
33*7c478bd9Sstevel@tonic-gate 
34*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus
35*7c478bd9Sstevel@tonic-gate extern "C" {
36*7c478bd9Sstevel@tonic-gate #endif
37*7c478bd9Sstevel@tonic-gate 
38*7c478bd9Sstevel@tonic-gate #include <stdlib.h>
39*7c478bd9Sstevel@tonic-gate 
40*7c478bd9Sstevel@tonic-gate /* commands for mallocctl(int cmd, long value) */
41*7c478bd9Sstevel@tonic-gate 
42*7c478bd9Sstevel@tonic-gate #define	MTDOUBLEFREE	1	/* core dumps on double free */
43*7c478bd9Sstevel@tonic-gate #define	MTDEBUGPATTERN	2	/* write misaligned data after free. */
44*7c478bd9Sstevel@tonic-gate #define	MTINITBUFFER	4	/* write misaligned data at allocation */
45*7c478bd9Sstevel@tonic-gate #define	MTCHUNKSIZE	32	/* How much to alloc when backfilling caches. */
46*7c478bd9Sstevel@tonic-gate 
47*7c478bd9Sstevel@tonic-gate void mallocctl(int, long);
48*7c478bd9Sstevel@tonic-gate 
49*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus
50*7c478bd9Sstevel@tonic-gate }
51*7c478bd9Sstevel@tonic-gate #endif
52*7c478bd9Sstevel@tonic-gate 
53*7c478bd9Sstevel@tonic-gate #endif /* _MTMALLOC_H */
54