1/* 2 * Copyright (c) 2007 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* 29 * Memory allocation wrappers. 30 */ 31 32#ifndef _SECURITY_MAC_ALLOC_H_ 33#define _SECURITY_MAC_ALLOC_H_ 34 35#include <mach/machine/vm_types.h> 36#include <kern/kern_types.h> 37#include <sys/appleapiopts.h> 38 39/* JMM - should use OSMlloc.h interfaces */ 40 41#ifdef __APPLE_API_EVOLVING 42/* 43 * Kernel Memory allocator 44 */ 45void * mac_kalloc (vm_size_t size, int how); 46void mac_kfree (void *data, vm_size_t size); 47 48/* 49 * Mbuf allocator for mbuf labels. 50 */ 51void * mac_mbuf_alloc (int len, int wait); 52void mac_mbuf_free (void *data); 53 54/* 55 * 56 */ 57int mac_wire (void *start, void *end); 58int mac_unwire (void *start, void *end); 59 60/* 61 * Zone allocator 62 */ 63zone_t mac_zinit (vm_size_t size, vm_size_t maxmem, 64 vm_size_t alloc, const char *name); 65void mac_zone_change (zone_t zone, unsigned int item, boolean_t value); 66void * mac_zalloc (zone_t zone, int how); 67void mac_zfree (zone_t zone, void *elem); 68 69/* Item definitions */ 70#define Z_EXHAUST 1 /* Make zone exhaustible */ 71#define Z_COLLECT 2 /* Make zone collectable */ 72#define Z_EXPAND 3 /* Make zone expandable */ 73#define Z_FOREIGN 4 /* Allow collectable zone to contain foreign elements */ 74#define Z_CALLERACCT 5 /* Account alloc/free against the caller */ 75 76#endif /* __APPLE_API_EVOLVING */ 77#endif /* _SECURITY_MAC_ALLOC_H_ */ 78