mman.h

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00001 /*
00002  * Copyright (C) 2006 Ondrej Palkovsky
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  *
00009  * - Redistributions of source code must retain the above copyright
00010  *   notice, this list of conditions and the following disclaimer.
00011  * - Redistributions in binary form must reproduce the above copyright
00012  *   notice, this list of conditions and the following disclaimer in the
00013  *   documentation and/or other materials provided with the distribution.
00014  * - The name of the author may not be used to endorse or promote products
00015  *   derived from this software without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00018  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00019  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
00020  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
00021  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
00022  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00023  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00024  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00025  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
00026  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00027  */
00028 
00035 #ifndef __libc_MMAN_H_
00036 #define __libc_MMAN_H_
00037 
00038 #include <as.h>
00039 
00040 #define MAP_FAILED  ((void *) -1)
00041 
00042 #define MAP_SHARED       (1 << 0)
00043 #define MAP_PRIVATE      (1 << 1)
00044 #define MAP_FIXED        (1 << 2)
00045 #define MAP_ANONYMOUS    (1 << 3)
00046 
00047 #define PROTO_READ   AS_AREA_READ
00048 #define PROTO_WRITE  AS_AREA_WRITE
00049 #define PROTO_EXEC   AS_AREA_EXEC
00050 
00051 extern void  *mmap(void  *start, size_t length, int prot, int flags, int fd,
00052                    off_t offset);
00053 extern int munmap(void *start, size_t length);
00054 
00055 #endif
00056 
00057 

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