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jeremybenn |
/*
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(C) Copyright IBM Corp. 2007
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of IBM nor the names of its contributors may be
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used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MMAN_H_
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#define _MMAN_H_
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#include <sys/types.h>
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/*
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* Prots to 'mmap'.
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*/
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#define PROT_READ 0x1
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#define PROT_WRITE 0x2
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#define PROT_EXEC 0x4
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#define PROT_NONE 0x0
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/*
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* Flags to 'mmap'.
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*/
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#define MAP_SHARED 0x001
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#define MAP_PRIVATE 0x002
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#define MAP_FIXED 0x010
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#define MAP_FILE 0x000
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#define MAP_ANONYMOUS 0x020
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#define MAP_ANON MAP_ANONYMOUS
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#define MAP_GROWSDOWN 0x0100
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#define MAP_DENYWRITE 0x0800
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#define MAP_EXECUTABLE 0x1000
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#define MAP_LOCKED 0x0080
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#define MAP_NORESERVE 0x0040
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/*
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* Failed flag from 'mmap'.
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*/
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#define MAP_FAILED_EADDR ((unsigned long long) (-1LL))
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/*
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* Flags to 'mremap'.
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*/
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#define MREMAP_MAYMOVE 1
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/*
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* Flags to 'msync'.
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*/
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#define MS_ASYNC 1
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#define MS_SYNC 4
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#define MS_INVALIDATE 2
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extern int shm_open(const char *name, int oflag, mode_t mode);
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extern int shm_unlink(const char * name);
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unsigned long long mmap_eaddr(unsigned long long start, size_t length, int
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prot, int flags, int fd, off_t offset);
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unsigned long long mremap_eaddr(unsigned long long old_addr, size_t
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old_size, size_t new_size, int flags);
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unsigned long long msync_eaddr(unsigned long long start, size_t length,
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int flags);
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unsigned long long munmap_eaddr(unsigned long long start, size_t length);
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#endif /* _MMAN_H_ */
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