1f0a75d27SPawel Jakub Dawidek /* 2f0a75d27SPawel Jakub Dawidek * CDDL HEADER START 3f0a75d27SPawel Jakub Dawidek * 4f0a75d27SPawel Jakub Dawidek * The contents of this file are subject to the terms of the 5f0a75d27SPawel Jakub Dawidek * Common Development and Distribution License, Version 1.0 only 6f0a75d27SPawel Jakub Dawidek * (the "License"). You may not use this file except in compliance 7f0a75d27SPawel Jakub Dawidek * with the License. 8f0a75d27SPawel Jakub Dawidek * 9f0a75d27SPawel Jakub Dawidek * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10f0a75d27SPawel Jakub Dawidek * or http://www.opensolaris.org/os/licensing. 11f0a75d27SPawel Jakub Dawidek * See the License for the specific language governing permissions 12f0a75d27SPawel Jakub Dawidek * and limitations under the License. 13f0a75d27SPawel Jakub Dawidek * 14f0a75d27SPawel Jakub Dawidek * When distributing Covered Code, include this CDDL HEADER in each 15f0a75d27SPawel Jakub Dawidek * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16f0a75d27SPawel Jakub Dawidek * If applicable, add the following below this CDDL HEADER, with the 17f0a75d27SPawel Jakub Dawidek * fields enclosed by brackets "[]" replaced with your own identifying 18f0a75d27SPawel Jakub Dawidek * information: Portions Copyright [yyyy] [name of copyright owner] 19f0a75d27SPawel Jakub Dawidek * 20f0a75d27SPawel Jakub Dawidek * CDDL HEADER END 21f0a75d27SPawel Jakub Dawidek */ 22f0a75d27SPawel Jakub Dawidek /* 23f0a75d27SPawel Jakub Dawidek * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24f0a75d27SPawel Jakub Dawidek * Use is subject to license terms. 25f0a75d27SPawel Jakub Dawidek */ 26f0a75d27SPawel Jakub Dawidek 27f0a75d27SPawel Jakub Dawidek #ifndef _UMEM_H 28f0a75d27SPawel Jakub Dawidek #define _UMEM_H 29f0a75d27SPawel Jakub Dawidek 30f0a75d27SPawel Jakub Dawidek 31f0a75d27SPawel Jakub Dawidek 32f0a75d27SPawel Jakub Dawidek #include <sys/types.h> 33f0a75d27SPawel Jakub Dawidek #include <stdlib.h> 34f0a75d27SPawel Jakub Dawidek 35f0a75d27SPawel Jakub Dawidek #ifdef __cplusplus 36f0a75d27SPawel Jakub Dawidek extern "C" { 37f0a75d27SPawel Jakub Dawidek #endif 38f0a75d27SPawel Jakub Dawidek 39f0a75d27SPawel Jakub Dawidek #define UMEM_DEFAULT 0x0000 /* normal -- may fail */ 40f0a75d27SPawel Jakub Dawidek #define UMEM_NOFAIL 0x0100 /* Never fails -- may call exit(2) */ 41f0a75d27SPawel Jakub Dawidek 42f0a75d27SPawel Jakub Dawidek #define UMEM_FLAGS 0xffff /* all settable umem flags */ 43f0a75d27SPawel Jakub Dawidek 44f0a75d27SPawel Jakub Dawidek extern void *umem_alloc(size_t, int); 45f0a75d27SPawel Jakub Dawidek extern void *umem_alloc_align(size_t, size_t, int); 46f0a75d27SPawel Jakub Dawidek extern void *umem_zalloc(size_t, int); 47f0a75d27SPawel Jakub Dawidek extern void umem_free(void *, size_t); 48f0a75d27SPawel Jakub Dawidek extern void umem_free_align(void *, size_t); 49f0a75d27SPawel Jakub Dawidek 50f0a75d27SPawel Jakub Dawidek /* 51f0a75d27SPawel Jakub Dawidek * Flags for umem_cache_create() 52f0a75d27SPawel Jakub Dawidek */ 53f0a75d27SPawel Jakub Dawidek #define UMC_NOTOUCH 0x00010000 54f0a75d27SPawel Jakub Dawidek #define UMC_NODEBUG 0x00020000 55f0a75d27SPawel Jakub Dawidek #define UMC_NOMAGAZINE 0x00040000 56f0a75d27SPawel Jakub Dawidek #define UMC_NOHASH 0x00080000 57f0a75d27SPawel Jakub Dawidek 58f0a75d27SPawel Jakub Dawidek struct umem_cache; /* cache structure is opaque to umem clients */ 59f0a75d27SPawel Jakub Dawidek 60f0a75d27SPawel Jakub Dawidek typedef struct umem_cache umem_cache_t; 61f0a75d27SPawel Jakub Dawidek typedef int umem_constructor_t(void *, void *, int); 62f0a75d27SPawel Jakub Dawidek typedef void umem_destructor_t(void *, void *); 63f0a75d27SPawel Jakub Dawidek typedef void umem_reclaim_t(void *); 64f0a75d27SPawel Jakub Dawidek 65f0a75d27SPawel Jakub Dawidek typedef int umem_nofail_callback_t(void); 66f0a75d27SPawel Jakub Dawidek #define UMEM_CALLBACK_RETRY 0 67f0a75d27SPawel Jakub Dawidek #define UMEM_CALLBACK_EXIT(status) (0x100 | ((status) & 0xFF)) 68f0a75d27SPawel Jakub Dawidek 69f0a75d27SPawel Jakub Dawidek extern void umem_nofail_callback(umem_nofail_callback_t *); 70f0a75d27SPawel Jakub Dawidek 71f0a75d27SPawel Jakub Dawidek extern umem_cache_t *umem_cache_create(char *, size_t, 72f0a75d27SPawel Jakub Dawidek size_t, umem_constructor_t *, umem_destructor_t *, umem_reclaim_t *, 73f0a75d27SPawel Jakub Dawidek void *, void *, int); 74f0a75d27SPawel Jakub Dawidek extern void umem_cache_destroy(umem_cache_t *); 75f0a75d27SPawel Jakub Dawidek 76f0a75d27SPawel Jakub Dawidek extern void *umem_cache_alloc(umem_cache_t *, int); 77f0a75d27SPawel Jakub Dawidek extern void umem_cache_free(umem_cache_t *, void *); 78f0a75d27SPawel Jakub Dawidek 79f0a75d27SPawel Jakub Dawidek extern void umem_reap(void); 80f0a75d27SPawel Jakub Dawidek 81f0a75d27SPawel Jakub Dawidek #ifdef __cplusplus 82f0a75d27SPawel Jakub Dawidek } 83f0a75d27SPawel Jakub Dawidek #endif 84f0a75d27SPawel Jakub Dawidek 85f0a75d27SPawel Jakub Dawidek #endif /* _UMEM_H */ 86