gems-kernel/source/THIRDPARTY/xnu/bsd/sys/malloc.h
2024-06-03 11:29:39 -05:00

200 lines
8 KiB
C

/*
* Copyright (c) 2000-2021 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1998, 1999 Apple Computer, Inc. All Rights Reserved */
/* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */
/*
* Copyright (c) 1987, 1993
* The Regents of the University of California. 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, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
*
* @(#)malloc.h 8.5 (Berkeley) 5/3/95
*/
/*
* NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
* support for mandatory and extensible security protections. This notice
* is included in support of clause 2.2 (b) of the Apple Public License,
* Version 2.0.
*/
#ifndef _SYS_MALLOC_H_
#define _SYS_MALLOC_H_
#include <sys/cdefs.h>
#include <sys/appleapiopts.h>
#ifdef KERNEL
#ifdef XNU_KERNEL_PRIVATE
#include <mach/vm_types.h>
#include <kern/kalloc.h>
#endif
__BEGIN_DECLS
/*
* flags to malloc
*/
#define M_WAITOK 0x0000
#define M_NOWAIT 0x0001
#define M_ZERO 0x0004 /* bzero the allocation */
#define M_NULL 0x0008 /* return NULL if space is unavailable*/
#ifdef XNU_KERNEL_PRIVATE
/*
* Types of memory to be allocated (not all are used by us)
*/
#define M_PCB 4 /* protocol control block */
#define M_RTABLE 5 /* routing tables */
#define M_IFADDR 9 /* interface address */
#define M_SONAME 11 /* socket name */
#define M_PGRP 17 /* process group header */
#define M_FHANDLE 21 /* network file handle */
#define M_VNODE 25 /* Dynamically allocated vnodes */
#define M_CACHE 26 /* Dynamically allocated cache entries */
#define M_DQUOT 27 /* UFS quota entries */
#define M_PROC_UUID_POLICY 28 /* proc UUID policy entries */
#define M_SHM 29 /* SVID compatible shared memory segments */
#define M_LOCKF 40 /* Byte-range locking structures */
#define M_PROC 41 /* Proc structures */
#define M_NETADDR 49 /* Export host address structure */
#define M_NFSSVC 50 /* NFS server structure */
#define M_NFSD 52 /* NFS server daemon structure */
#define M_IPMOPTS 53 /* internet multicast options */
#define M_TTYS 65 /* allocated tty structures */
#define M_OFILETABL 73 /* Open file descriptor table */
#define M_TEMP 80 /* misc temporary data buffers */
#define M_SECA 81 /* security associations, key management */
#define M_UDFNODE 84 /* UDF inodes */
#define M_UDFMNT 85 /* UDF mount structures */
#define M_KQUEUE 94 /* kqueue system */
#define M_KAUTH 100 /* kauth subsystem */
#define M_SBUF 105 /* string buffers */
#define M_SELECT 107 /* per-thread select memory */
#define M_IP6MOPTS 113 /* IPv6 multicast options */
#define M_IP6CGA 117
#define M_NECP 118 /* General NECP policy data */
#define M_FD_VN_DATA 122 /* Per fd vnode data */
#define M_FD_DIRBUF 123 /* Directory entries' buffer */
#define M_EVENTHANDLER 125 /* Eventhandler */
#define M_LLTABLE 126 /* Link layer table */
#define M_CFIL 128 /* Content Filter */
#define M_TRACKER 129 /* Tracker socket management */
ZONE_VIEW_DECLARE(ZV_NAMEI);
#else /* XNU_KERNEL_PRIVATE */
#define M_PCB 4 /* protocol control block (smb) */
#define M_RTABLE 5 /* routing tables */
#define M_IFADDR 9 /* interface address (IOFireWireIP)*/
#define M_SONAME 11 /* socket name (smb) */
#define M_LOCKF 40 /* Byte-range locking structures (msdos) */
#define M_TEMP 80 /* misc temporary data buffers */
#define M_UDFNODE 84 /* UDF inodes (udf)*/
#define M_UDFMNT 85 /* UDF mount structures (udf)*/
#define M_KAUTH 100 /* kauth subsystem (smb) */
#if XNU_PLATFORM_MacOSX
#define MALLOC(space, cast, size, type, flags) \
(space) = (cast)_MALLOC(size, type, flags)
#define FREE(addr, type) \
_FREE((void *)addr, type)
#define MALLOC_ZONE(space, cast, size, type, flags) \
(space) = (cast)_MALLOC_ZONE(size, type, flags)
#define FREE_ZONE(addr, size, type) \
_FREE_ZONE((void *)addr, size, type)
#if defined(KERNEL_PRIVATE)
__deprecated_msg("Please use IOMallocType()/kalloc_type() instead")
#endif
extern void *_MALLOC(
size_t size,
int type,
int flags);
#if defined(KERNEL_PRIVATE)
__deprecated_msg("Please use IOFreeType()/kfree_type() instead")
#endif
extern void _FREE(
void *addr,
int type);
#if defined(KERNEL_PRIVATE)
__deprecated_msg("Please use IOMallocType()/kalloc_type() instead")
#endif
extern void *_MALLOC_ZONE(
size_t size,
int type,
int flags);
#if defined(KERNEL_PRIVATE)
__deprecated_msg("Please use IOFreeType()/kfree_type() instead")
#endif
extern void _FREE_ZONE(
void *elem,
size_t size,
int type);
#endif /* XNU_PLATFORM_MacOSX */
#endif /* !XNU_KERNEL_PRIVATE */
__END_DECLS
#endif /* KERNEL */
#endif /* _SYS_MALLOC_H_ */