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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This 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 OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
- /*-
- * Copyright (c) 1982, 1986, 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.
- *
- * @(#)mman.h 8.1 (Berkeley) 6/2/93
- */
-
- #ifndef _SYS_MMAN_H_
- #define _SYS_MMAN_H_
-
- #include <mach/shared_memory_server.h>
-
- /*
- * Protections are chosen from these bits, or-ed together
- */
- #define PROT_NONE 0x00 /* no permissions */
- #define PROT_READ 0x01 /* pages can be read */
- #define PROT_WRITE 0x02 /* pages can be written */
- #define PROT_EXEC 0x04 /* pages can be executed */
-
- /*
- * Flags contain sharing type and options.
- * Sharing types; choose one.
- */
- #define MAP_SHARED 0x0001 /* share changes */
- #define MAP_PRIVATE 0x0002 /* changes are private */
- #define MAP_COPY MAP_PRIVATE /* Obsolete */
-
- /*
- * Other flags
- */
- #define MAP_FIXED 0x0010 /* map addr must be exactly as requested */
- #define MAP_RENAME 0x0020 /* Sun: rename private pages to file */
- #define MAP_NORESERVE 0x0040 /* Sun: don't reserve needed swap area */
- #define MAP_INHERIT 0x0080 /* region is retained after exec */
- #define MAP_NOEXTEND 0x0100 /* for MAP_FILE, don't change file size */
- #define MAP_HASSEMAPHORE 0x0200 /* region may contain semaphores */
-
- #ifdef _P1003_1B_VISIBLE
- /*
- * Process memory locking
- */
- #define MCL_CURRENT 0x0001 /* Lock only current memory */
- #define MCL_FUTURE 0x0002 /* Lock all future memory as well */
-
- #endif /* _P1003_1B_VISIBLE */
-
- /*
- * Error return from mmap()
- */
- #define MAP_FAILED ((void *)-1)
-
- /*
- * msync() flags
- */
- #define MS_SYNC 0x0000 /* msync synchronously */
- #define MS_ASYNC 0x0001 /* return immediately */
- #define MS_INVALIDATE 0x0002 /* invalidate all cached data */
-
- #ifndef _POSIX_SOURCE
- #define MS_KILLPAGES 0x0004 /* invalidate pages, leave mapped */
- #define MS_DEACTIVATE 0x0008 /* deactivate pages, leave mapped */
- #endif
-
- /*
- * Mapping type
- */
- #define MAP_FILE 0x0000 /* map from file (default) */
- #define MAP_ANON 0x1000 /* allocated from memory, swap space */
-
- /*
- * Advice to madvise
- */
- #define MADV_NORMAL 0 /* no further special treatment */
- #define MADV_RANDOM 1 /* expect random page references */
- #define MADV_SEQUENTIAL 2 /* expect sequential page references */
- #define MADV_WILLNEED 3 /* will need these pages */
- #define MADV_DONTNEED 4 /* dont need these pages */
- #define MADV_FREE 5 /* dont need these pages, and junk contents */
-
- /*
- * Return bits from mincore
- */
- #define MINCORE_INCORE 0x1 /* Page is incore */
- #define MINCORE_REFERENCED 0x2 /* Page has been referenced by us */
- #define MINCORE_MODIFIED 0x4 /* Page has been modified by us */
- #define MINCORE_REFERENCED_OTHER 0x8 /* Page has been referenced */
- #define MINCORE_MODIFIED_OTHER 0x10 /* Page has been modified */
-
- #ifndef KERNEL
-
- #include <sys/cdefs.h>
-
- __BEGIN_DECLS
- #ifdef _P1003_1B_VISIBLE
- int mlockall __P((int));
- int munlockall __P((void));
- #endif /* _P1003_1B_VISIBLE */
- int mlock __P((const void *, size_t));
- #ifndef _MMAP_DECLARED
- #define _MMAP_DECLARED
- void * mmap __P((void *, size_t, int, int, int, off_t));
- #endif
- int mprotect __P((const void *, size_t, int));
- int msync __P((void *, size_t, int));
- int munlock __P((const void *, size_t));
- int munmap __P((void *, size_t));
- int shm_open __P((const char *, int, ...));
- int shm_unlink __P((const char *));
- #ifndef _POSIX_SOURCE
- int load_shared_file __P((char *, caddr_t, u_long, caddr_t *, int, sf_mapping_t *, int *));
- int reset_shared_file __P((caddr_t *, int, sf_mapping_t *));
- int madvise __P((void *, size_t, int));
- int mincore __P((const void *, size_t, char *));
- int minherit __P((void *, size_t, int));
- #endif
- __END_DECLS
-
- #endif /* !KERNEL */
- #endif /* !_SYS_MMAN_H_ */
-