1/*-
2 * Copyright (C) 2006 Jason Evans <jasone@FreeBSD.org>.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice(s), this list of conditions and the following disclaimer as
10 *    the first lines of this file unmodified other than the possible
11 *    addition of one or more copyright notices.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice(s), this list of conditions and the following disclaimer in
14 *    the documentation and/or other materials provided with the
15 *    distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31
32#ifndef _MALLOC_NP_H_
33#define	_MALLOC_NP_H_
34#include <sys/cdefs.h>
35#include <sys/types.h>
36#include <strings.h>
37
38__BEGIN_DECLS
39size_t	malloc_usable_size(const void *ptr);
40
41void	malloc_stats_print(void (*write_cb)(void *, const char *),
42    void *cbopaque, const char *opts);
43int	mallctl(const char *name, void *oldp, size_t *oldlenp, void *newp,
44    size_t newlen);
45int	mallctlnametomib(const char *name, size_t *mibp, size_t *miblenp);
46int	mallctlbymib(const size_t *mib, size_t miblen, void *oldp,
47    size_t *oldlenp, void *newp, size_t newlen);
48
49#define	ALLOCM_LG_ALIGN(la)	(la)
50#define	ALLOCM_ALIGN(a)	(ffsl(a)-1)
51#define	ALLOCM_ZERO	((int)0x40)
52#define	ALLOCM_NO_MOVE	((int)0x80)
53
54#define	ALLOCM_SUCCESS		0
55#define	ALLOCM_ERR_OOM		1
56#define	ALLOCM_ERR_NOT_MOVED	2
57
58int	allocm(void **ptr, size_t *rsize, size_t size, int flags) __nonnull(1);
59int	rallocm(void **ptr, size_t *rsize, size_t size, size_t extra,
60    int flags) __nonnull(1);
61int	sallocm(const void *ptr, size_t *rsize, int flags) __nonnull(1);
62int	dallocm(void *ptr, int flags) __nonnull(1);
63int	nallocm(size_t *rsize, size_t size, int flags);
64
65void *	__calloc(size_t, size_t) __malloc_like;
66void *	__malloc(size_t) __malloc_like;
67void *	__realloc(void *, size_t);
68void	__free(void *);
69int	__posix_memalign(void **, size_t, size_t);
70size_t	__malloc_usable_size(const void *);
71int	__allocm(void **, size_t *, size_t, int) __nonnull(1);
72int	__rallocm(void **, size_t *, size_t, size_t, int) __nonnull(1);
73int	__sallocm(const void *, size_t *, int) __nonnull(1);
74int	__dallocm(void *, int) __nonnull(1);
75int	__nallocm(size_t *, size_t, int);
76__END_DECLS
77
78#endif /* _MALLOC_NP_H_ */
79