1234370Sjasone/* 2234370Sjasone * CDDL HEADER START 3234370Sjasone * 4234370Sjasone * The contents of this file are subject to the terms of the 5234370Sjasone * Common Development and Distribution License, Version 1.0 only 6234370Sjasone * (the "License"). You may not use this file except in compliance 7234370Sjasone * with the License. 8234370Sjasone * 9234370Sjasone * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10234370Sjasone * or http://www.opensolaris.org/os/licensing. 11234370Sjasone * See the License for the specific language governing permissions 12234370Sjasone * and limitations under the License. 13234370Sjasone * 14234370Sjasone * When distributing Covered Code, include this CDDL HEADER in each 15234370Sjasone * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16234370Sjasone * If applicable, add the following below this CDDL HEADER, with the 17234370Sjasone * fields enclosed by brackets "[]" replaced with your own identifying 18234370Sjasone * information: Portions Copyright [yyyy] [name of copyright owner] 19234370Sjasone * 20234370Sjasone * CDDL HEADER END 21234370Sjasone * 22234370Sjasone * $FreeBSD: releng/11.0/cddl/compat/opensolaris/lib/libumem/umem.h 178414 2008-04-22 07:43:00Z jb $ 23234370Sjasone */ 24234370Sjasone/* 25234370Sjasone * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 26234370Sjasone * Use is subject to license terms. 27234370Sjasone */ 28234370Sjasone 29234370Sjasone#ifndef _UMEM_H 30234370Sjasone#define _UMEM_H 31234370Sjasone 32234370Sjasone 33234370Sjasone 34234370Sjasone#include <sys/types.h> 35234370Sjasone#include <stdlib.h> 36234370Sjasone 37234370Sjasone#ifdef __cplusplus 38234370Sjasoneextern "C" { 39234370Sjasone#endif 40234370Sjasone 41234370Sjasone#define UMEM_DEFAULT 0x0000 /* normal -- may fail */ 42234370Sjasone#define UMEM_NOFAIL 0x0100 /* Never fails -- may call exit(2) */ 43234370Sjasone 44234370Sjasone#define UMEM_FLAGS 0xffff /* all settable umem flags */ 45234370Sjasone 46234370Sjasoneextern void *umem_alloc(size_t, int); 47234370Sjasoneextern void *umem_alloc_align(size_t, size_t, int); 48234370Sjasoneextern void *umem_zalloc(size_t, int); 49234370Sjasoneextern void umem_free(void *, size_t); 50234370Sjasoneextern void umem_free_align(void *, size_t); 51234370Sjasone 52234370Sjasone/* 53234370Sjasone * Flags for umem_cache_create() 54234370Sjasone */ 55234370Sjasone#define UMC_NOTOUCH 0x00010000 56234370Sjasone#define UMC_NODEBUG 0x00020000 57234370Sjasone#define UMC_NOMAGAZINE 0x00040000 58234370Sjasone#define UMC_NOHASH 0x00080000 59234370Sjasone 60234370Sjasonestruct umem_cache; /* cache structure is opaque to umem clients */ 61234370Sjasone 62234370Sjasonetypedef struct umem_cache umem_cache_t; 63234370Sjasonetypedef int umem_constructor_t(void *, void *, int); 64234370Sjasonetypedef void umem_destructor_t(void *, void *); 65234370Sjasonetypedef void umem_reclaim_t(void *); 66234370Sjasone 67234370Sjasonetypedef int umem_nofail_callback_t(void); 68234370Sjasone#define UMEM_CALLBACK_RETRY 0 69234370Sjasone#define UMEM_CALLBACK_EXIT(status) (0x100 | ((status) & 0xFF)) 70234370Sjasone 71234370Sjasoneextern void umem_nofail_callback(umem_nofail_callback_t *); 72234370Sjasone 73234370Sjasoneextern umem_cache_t *umem_cache_create(char *, size_t, 74234370Sjasone size_t, umem_constructor_t *, umem_destructor_t *, umem_reclaim_t *, 75234370Sjasone void *, void *, int); 76234370Sjasoneextern void umem_cache_destroy(umem_cache_t *); 77234370Sjasone 78234370Sjasoneextern void *umem_cache_alloc(umem_cache_t *, int); 79234370Sjasoneextern void umem_cache_free(umem_cache_t *, void *); 80234370Sjasone 81234370Sjasoneextern void umem_reap(void); 82234370Sjasone 83234370Sjasone#ifdef __cplusplus 84234370Sjasone} 85234370Sjasone#endif 86234370Sjasone 87234370Sjasone#endif /* _UMEM_H */ 88234370Sjasone