Mercurial > projects > ldc
view druntime/import/core/sys/posix/sys/mman.d @ 1458:e0b2d67cfe7c
Added druntime (this should be removed once it works).
author | Robert Clipsham <robert@octarineparrot.com> |
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date | Tue, 02 Jun 2009 17:43:06 +0100 |
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/** * D header file for POSIX. * * Copyright: Copyright Sean Kelly 2005 - 2009. * License: <a href="http://www.boost.org/LICENSE_1_0.txt>Boost License 1.0</a>. * Authors: Sean Kelly * Standards: The Open Group Base Specifications Issue 6, IEEE Std 1003.1, 2004 Edition * * Copyright Sean Kelly 2005 - 2009. * Distributed under the Boost Software License, Version 1.0. * (See accompanying file LICENSE_1_0.txt or copy at * http://www.boost.org/LICENSE_1_0.txt) */ module core.sys.posix.sys.mman; private import core.sys.posix.config; public import core.stdc.stddef; // for size_t public import core.sys.posix.sys.types; // for off_t, mode_t extern (C): // // Advisory Information (ADV) // /* int posix_madvise(void*, size_t, int); */ // // Advisory Information and either Memory Mapped Files or Shared Memory Objects (MC1) // /* POSIX_MADV_NORMAL POSIX_MADV_SEQUENTIAL POSIX_MADV_RANDOM POSIX_MADV_WILLNEED POSIX_MADV_DONTNEED */ version( linux ) { enum POSIX_MADV_NORMAL = 0; enum POSIX_MADV_RANDOM = 1; enum POSIX_MADV_SEQUENTIAL = 2; enum POSIX_MADV_WILLNEED = 3; enum POSIX_MADV_DONTNEED = 4; } else version( OSX ) { enum POSIX_MADV_NORMAL = 0; enum POSIX_MADV_RANDOM = 1; enum POSIX_MADV_SEQUENTIAL = 2; enum POSIX_MADV_WILLNEED = 3; enum POSIX_MADV_DONTNEED = 4; } else version( freebsd ) { enum POSIX_MADV_NORMAL = 0; enum POSIX_MADV_RANDOM = 1; enum POSIX_MADV_SEQUENTIAL = 2; enum POSIX_MADV_WILLNEED = 3; enum POSIX_MADV_DONTNEED = 4; } // // Memory Mapped Files, Shared Memory Objects, or Memory Protection (MC2) // /* PROT_READ PROT_WRITE PROT_EXEC PROT_NONE */ version( linux ) { enum PROT_NONE = 0x0; enum PROT_READ = 0x1; enum PROT_WRITE = 0x2; enum PROT_EXEC = 0x4; } else version( OSX ) { enum PROT_NONE = 0x00; enum PROT_READ = 0x01; enum PROT_WRITE = 0x02; enum PROT_EXEC = 0x04; } else version( freebsd ) { enum PROT_NONE = 0x00; enum PROT_READ = 0x01; enum PROT_WRITE = 0x02; enum PROT_EXEC = 0x04; } // // Memory Mapped Files, Shared Memory Objects, or Typed Memory Objects (MC3) // /* void* mmap(void*, size_t, int, int, int, off_t); int munmap(void*, size_t); */ version( linux ) { //void* mmap(void*, size_t, int, int, int, off_t); int munmap(void*, size_t); static if( __USE_LARGEFILE64 ) { void* mmap64(void*, size_t, int, int, int, off_t); alias mmap64 mmap; } else { void* mmap(void*, size_t, int, int, int, off_t); } } else version( OSX ) { void* mmap(void*, size_t, int, int, int, off_t); int munmap(void*, size_t); } else version( freebsd ) { void* mmap(void*, size_t, int, int, int, off_t); int munmap(void*, size_t); } // // Memory Mapped Files (MF) // /* MAP_SHARED (MF|SHM) MAP_PRIVATE (MF|SHM) MAP_FIXED (MF|SHM) MAP_FAILED (MF|SHM) MS_ASYNC (MF|SIO) MS_SYNC (MF|SIO) MS_INVALIDATE (MF|SIO) int msync(void*, size_t, int); (MF|SIO) */ version( linux ) { enum MAP_SHARED = 0x01; enum MAP_PRIVATE = 0x02; enum MAP_FIXED = 0x10; enum MAP_ANON = 0x20; // non-standard enum MAP_FAILED = cast(void*) -1; enum { MS_ASYNC = 1, MS_SYNC = 4, MS_INVALIDATE = 2 } int msync(void*, size_t, int); } else version( OSX ) { enum MAP_SHARED = 0x0001; enum MAP_PRIVATE = 0x0002; enum MAP_FIXED = 0x0010; enum MAP_ANON = 0x1000; // non-standard enum MAP_FAILED = cast(void*)-1; enum MS_ASYNC = 0x0001; enum MS_INVALIDATE = 0x0002; enum MS_SYNC = 0x0010; int msync(void*, size_t, int); } else version( freebsd ) { enum MAP_SHARED = 0x0001; enum MAP_PRIVATE = 0x0002; enum MAP_FIXED = 0x0010; enum MAP_ANON = 0x1000; // non-standard enum MAP_FAILED = cast(void*)-1; enum MS_SYNC = 0x0000; enum MS_ASYNC = 0x0001; enum MS_INVALIDATE = 0x0002; int msync(void*, size_t, int); } // // Process Memory Locking (ML) // /* MCL_CURRENT MCL_FUTURE int mlockall(int); int munlockall(); */ version( linux ) { enum MCL_CURRENT = 1; enum MCL_FUTURE = 2; int mlockall(int); int munlockall(); } else version( OSX ) { enum MCL_CURRENT = 0x0001; enum MCL_FUTURE = 0x0002; int mlockall(int); int munlockall(); } else version( freebsd ) { enum MCL_CURRENT = 0x0001; enum MCL_FUTURE = 0x0002; int mlockall(int); int munlockall(); } // // Range Memory Locking (MLR) // /* int mlock(in void*, size_t); int munlock(in void*, size_t); */ version( linux ) { int mlock(in void*, size_t); int munlock(in void*, size_t); } else version( OSX ) { int mlock(in void*, size_t); int munlock(in void*, size_t); } else version( freebsd ) { int mlock(in void*, size_t); int munlock(in void*, size_t); } // // Memory Protection (MPR) // /* int mprotect(void*, size_t, int); */ version( OSX ) { int mprotect(void*, size_t, int); } else version( freebsd ) { int mprotect(void*, size_t, int); } // // Shared Memory Objects (SHM) // /* int shm_open(in char*, int, mode_t); int shm_unlink(in char*); */ version( linux ) { int shm_open(in char*, int, mode_t); int shm_unlink(in char*); } else version( OSX ) { int shm_open(in char*, int, mode_t); int shm_unlink(in char*); } else version( freebsd ) { int shm_open(in char*, int, mode_t); int shm_unlink(in char*); } // // Typed Memory Objects (TYM) // /* POSIX_TYPED_MEM_ALLOCATE POSIX_TYPED_MEM_ALLOCATE_CONTIG POSIX_TYPED_MEM_MAP_ALLOCATABLE struct posix_typed_mem_info { size_t posix_tmi_length; } int posix_mem_offset(in void*, size_t, off_t *, size_t *, int *); int posix_typed_mem_get_info(int, struct posix_typed_mem_info *); int posix_typed_mem_open(in char*, int, int); */