/src/core/sys/posix/sys/mman.d
http://github.com/AlexeyProkhin/druntime · D · 412 lines · 264 code · 40 blank · 108 comment · 25 complexity · c42a1cd2b191fcf56a0de845d322d02b MD5 · raw file
- /**
- * 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, Alex Rønne Petersen
- * 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 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
- version (Posix):
- 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;
- }
- else version (Solaris)
- {
- 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
- {
- static assert(false, "Unsupported platform");
- }
- //
- // 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;
- }
- else version (Solaris)
- {
- enum PROT_NONE = 0x00;
- enum PROT_READ = 0x01;
- enum PROT_WRITE = 0x02;
- enum PROT_EXEC = 0x04;
- }
- else
- {
- static assert(false, "Unsupported platform");
- }
- //
- // 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_FILE_OFFSET64 )
- {
- 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);
- }
- else version (Solaris)
- {
- void* mmap(void*, size_t, int, int, int, off_t);
- int munmap(void*, size_t);
- }
- else
- {
- static assert(false, "Unsupported platform");
- }
- //
- // 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;
- version (MIPS)
- enum MAP_ANON = 0x0800; // non-standard
- else
- 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);
- }
- else version (Solaris)
- {
- enum MAP_SHARED = 0x0001;
- enum MAP_PRIVATE = 0x0002;
- enum MAP_FIXED = 0x0010;
- enum MAP_ANON = 0x0100;
- enum MAP_FAILED = cast(void*)-1;
- enum MS_SYNC = 0x0004;
- enum MS_ASYNC = 0x0001;
- enum MS_INVALIDATE = 0x0002;
- int msync(void*, size_t, int);
- }
- else
- {
- static assert(false, "Unsupported platform");
- }
- //
- // 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();
- }
- else version (Solaris)
- {
- enum MCL_CURRENT = 0x0001;
- enum MCL_FUTURE = 0x0002;
- int mlockall(int);
- int munlockall();
- }
- else
- {
- static assert(false, "Unsupported platform");
- }
- //
- // 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);
- }
- else version (Solaris)
- {
- int mlock(in void*, size_t);
- int munlock(in void*, size_t);
- }
- else
- {
- static assert(false, "Unsupported platform");
- }
- //
- // Memory Protection (MPR)
- //
- /*
- int mprotect(void*, size_t, int);
- */
- version (linux)
- {
- int mprotect(void*, size_t, int);
- }
- else version( OSX )
- {
- int mprotect(void*, size_t, int);
- }
- else version( FreeBSD )
- {
- int mprotect(void*, size_t, int);
- }
- else version (Solaris)
- {
- int mprotect(void*, size_t, int);
- }
- else
- {
- static assert(false, "Unsupported platform");
- }
- //
- // 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*);
- }
- else version (Solaris)
- {
- int shm_open(in char*, int, mode_t);
- int shm_unlink(in char*);
- }
- else
- {
- static assert(false, "Unsupported platform");
- }
- //
- // 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);
- */