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00001 /* ///////////////////////////////////////////////////////////////////////// 00002 * File: sys/mman.h 00003 * 00004 * Purpose: Declaration of the mmap() and munmap() API functions. 00005 * 00006 * Created: 18th December 2003 00007 * Updated: 5th February 2010 00008 * 00009 * Home: http://synesis.com.au/software/ 00010 * 00011 * Copyright (c) 2003-2010, Matthew Wilson and Synesis Software 00012 * All rights reserved. 00013 * 00014 * Redistribution and use in source and binary forms, with or without 00015 * modification, are permitted provided that the following conditions are met: 00016 * 00017 * - Redistributions of source code must retain the above copyright notice, this 00018 * list of conditions and the following disclaimer. 00019 * - Redistributions in binary form must reproduce the above copyright notice, 00020 * this list of conditions and the following disclaimer in the documentation 00021 * and/or other materials provided with the distribution. 00022 * - Neither the names of Matthew Wilson and Synesis Software nor the names of 00023 * any contributors may be used to endorse or promote products derived from 00024 * this software without specific prior written permission. 00025 * 00026 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00027 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00028 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00029 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00030 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00031 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00032 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00033 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00034 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00035 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00036 * POSSIBILITY OF SUCH DAMAGE. 00037 * 00038 * ////////////////////////////////////////////////////////////////////// */ 00039 00040 00046 #ifndef SYNSOFT_UNIXEM_INCL_SYS_H_MMAP 00047 #define SYNSOFT_UNIXEM_INCL_SYS_H_MMAP 00048 00049 #ifndef UNIXEM_DOCUMENTATION_SKIP_SECTION 00050 # define SYNSOFT_UNIXEM_VER_SYS_H_MMAP_MAJOR 2 00051 # define SYNSOFT_UNIXEM_VER_SYS_H_MMAP_MINOR 1 00052 # define SYNSOFT_UNIXEM_VER_SYS_H_MMAP_REVISION 4 00053 # define SYNSOFT_UNIXEM_VER_SYS_H_MMAP_EDIT 21 00054 #endif /* !UNIXEM_DOCUMENTATION_SKIP_SECTION */ 00055 00056 /* ///////////////////////////////////////////////////////////////////////// 00057 * Includes 00058 */ 00059 00060 #include <stddef.h> /* for size_t */ 00061 #include <sys/stat.h> /* for off_t */ 00062 #include <sys/types.h> 00063 00064 /* ////////////////////////////////////////////////////////////////////// */ 00065 00076 /* ////////////////////////////////////////////////////////////////////// */ 00077 00078 #ifndef _WIN32 00079 # error This file is only currently defined for compilation on Win32 systems 00080 #endif /* _WIN32 */ 00081 00082 /* ///////////////////////////////////////////////////////////////////////// 00083 * Constants and definitions 00084 */ 00085 00086 #define PROT_READ (0x01) 00087 #define PROT_WRITE (0x02) 00088 #define PROT_EXEC (0x04) 00089 #define PROT_NONE (0x00) 00091 #define MAP_PRIVATE (0x02) 00092 #define MAP_ANONYMOUS (0x20) 00093 #define MAP_FIXED (0x10) 00095 #ifdef _WIN64 00096 # if defined(__GNUC__) 00097 # define MAP_FAILED ((void*)(long long)~0) 00098 # elif defined(_MSC_VER) 00099 # define MAP_FAILED ((void*)(__int64)~0) 00100 # else /* ? compiler */ 00101 # error Currently only GCC and VC++ compilers are recognised for Win64 00102 # endif /* compiler */ 00103 #else /* ? _WIN64 */ 00104 # define MAP_FAILED ((void*)~0) 00105 #endif /* _WIN64 */ 00106 00107 /* ///////////////////////////////////////////////////////////////////////// 00108 * API functions 00109 */ 00110 00111 #ifdef __cplusplus 00112 extern "C" 00113 { 00114 #endif /* __cplusplus */ 00115 00134 void *mmap(void *addr, size_t len, int prot, int flags, int fd, off_t offset); 00135 00149 int munmap(void *addr, size_t len); 00150 00159 int msync(void *addr, size_t len, int flags); 00160 00161 #ifdef __cplusplus 00162 } /* extern "C" */ 00163 #endif /* __cplusplus */ 00164 00165 /* ////////////////////////////////////////////////////////////////////// */ 00166 00169 /* ////////////////////////////////////////////////////////////////////// */ 00170 00171 #endif /* SYNSOFT_UNIXEM_INCL_SYS_H_MMAP */ 00172 00173 /* ///////////////////////////// end of file //////////////////////////// */
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UNIX Emulation for Win32 Libraries documentation © Synesis Software Pty Ltd, 2002-2010 |