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Diffstat (limited to 'include/malloc_np.h')
| -rw-r--r-- | include/malloc_np.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/malloc_np.h b/include/malloc_np.h new file mode 100644 index 0000000..77efd47 --- /dev/null +++ b/include/malloc_np.h @@ -0,0 +1,78 @@ +/*- + * Copyright (C) 2006 Jason Evans <jasone@FreeBSD.org>. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice(s), this list of conditions and the following disclaimer as + * the first lines of this file unmodified other than the possible + * addition of one or more copyright notices. + * 2. Redistributions in binary form must reproduce the above copyright + * notice(s), this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _MALLOC_NP_H_ +#define _MALLOC_NP_H_ +#include <sys/cdefs.h> +#include <sys/types.h> +#include <strings.h> + +__BEGIN_DECLS +size_t malloc_usable_size(const void *ptr); + +void malloc_stats_print(void (*write_cb)(void *, const char *), + void *cbopaque, const char *opts); +int mallctl(const char *name, void *oldp, size_t *oldlenp, void *newp, + size_t newlen); +int mallctlnametomib(const char *name, size_t *mibp, size_t *miblenp); +int mallctlbymib(const size_t *mib, size_t miblen, void *oldp, + size_t *oldlenp, void *newp, size_t newlen); + +#define ALLOCM_LG_ALIGN(la) (la) +#define ALLOCM_ALIGN(a) (ffsl(a)-1) +#define ALLOCM_ZERO ((int)0x40) +#define ALLOCM_NO_MOVE ((int)0x80) + +#define ALLOCM_SUCCESS 0 +#define ALLOCM_ERR_OOM 1 +#define ALLOCM_ERR_NOT_MOVED 2 + +int allocm(void **ptr, size_t *rsize, size_t size, int flags) __nonnull(1); +int rallocm(void **ptr, size_t *rsize, size_t size, size_t extra, + int flags) __nonnull(1); +int sallocm(const void *ptr, size_t *rsize, int flags) __nonnull(1); +int dallocm(void *ptr, int flags) __nonnull(1); +int nallocm(size_t *rsize, size_t size, int flags); + +void * __calloc(size_t, size_t) __malloc_like; +void * __malloc(size_t) __malloc_like; +void * __realloc(void *, size_t); +void __free(void *); +int __posix_memalign(void **, size_t, size_t); +size_t __malloc_usable_size(const void *); +int __allocm(void **, size_t *, size_t, int) __nonnull(1); +int __rallocm(void **, size_t *, size_t, size_t, int) __nonnull(1); +int __sallocm(const void *, size_t *, int) __nonnull(1); +int __dallocm(void *, int) __nonnull(1); +int __nallocm(size_t *, size_t, int); +__END_DECLS + +#endif /* _MALLOC_NP_H_ */ |
