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	1	/*
	2	* Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_OSREFERENCE_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
	10	* License may not be used to create, or enable the creation or
	11	* redistribution of, unlawful or unlicensed copies of an Apple operating
	12	* system, or to circumvent, violate, or enable the circumvention or
	13	* violation of, any terms of an Apple operating system software license
	14	* agreement.
	15	*
	16	* Please obtain a copy of the License at
	17	* http://www.opensource.apple.com/apsl/ and read it before using this
	18	* file.
	19	*
	20	* The Original Code and all software distributed under the License are
	21	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	22	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	23	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	24	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	25	* Please see the License for the specific language governing rights and
	26	* limitations under the License.
	27	*
	28	* @APPLE_LICENSE_OSREFERENCE_HEADER_END@
	29	*/
	30	/*
	31	* @OSF_COPYRIGHT@
	32	*/
	33	/*
	34	* Mach Operating System
	35	* Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
	36	* All Rights Reserved.
	37	*
	38	* Permission to use, copy, modify and distribute this software and its
	39	* documentation is hereby granted, provided that both the copyright
	40	* notice and this permission notice appear in all copies of the
	41	* software, derivative works or modified versions, and any portions
	42	* thereof, and that both notices appear in supporting documentation.
	43	*
	44	* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
	45	* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
	46	* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
	47	*
	48	* Carnegie Mellon requests users of this software to return to
	49	*
	50	* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
	51	* School of Computer Science
	52	* Carnegie Mellon University
	53	* Pittsburgh PA 15213-3890
	54	*
	55	* any improvements or extensions that they make and grant Carnegie Mellon
	56	* the rights to redistribute these changes.
	57	*/
	58
	59	#ifdef KERNEL_PRIVATE
	60
	61	#ifndef _KERN_KALLOC_H_
	62	#define _KERN_KALLOC_H_
	63
	64	#include <mach/machine/vm_types.h>
	65	#include <sys/cdefs.h>
	66
	67	__BEGIN_DECLS
	68
	69	extern void *kalloc(vm_size_t size);
	70
	71	extern void *kalloc_noblock(vm_size_t size);
	72
	73	extern void *kget(vm_size_t size);
	74
	75	extern void kfree(void *data,
	76	vm_size_t size);
	77
	78	__END_DECLS
	79
	80	#ifdef MACH_KERNEL_PRIVATE
	81
	82	#include <kern/lock.h>
	83
	84	#define KALLOC_MINSIZE 16
	85
	86	extern void kalloc_init(void);
	87
	88	extern void krealloc(void **addrp,
	89	vm_size_t old_size,
	90	vm_size_t new_size,
	91	simple_lock_t lock);
	92
	93	extern void kalloc_fake_zone_info(
	94	int *count,
	95	vm_size_t *cur_size,
	96	vm_size_t *max_size,
	97	vm_size_t *elem_size,
	98	vm_size_t *alloc_size,
	99	int *collectable,
	100	int *exhaustable);
	101
	102	extern vm_size_t kalloc_max_prerounded;
	103
	104	#endif /* MACH_KERNEL_PRIVATE */
	105
	106	#endif /* _KERN_KALLOC_H_ */
	107
	108	#endif /* KERNEL_PRIVATE */