ACE/ace/OS_NS_sys_mman.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file   OS_NS_sys_mman.h
   6  *
   7  *  @author Douglas C. Schmidt <d.schmidt@vanderbilt.edu>
   8  *  @author Jesper S. M|ller<stophph@diku.dk>
   9  *  @author and a cast of thousands...
  10  *
  11  *  Originally in OS.h.
  12  */
  13 //=============================================================================
  14
  15 #ifndef ACE_OS_NS_SYS_MMAN_H
  16 # define ACE_OS_NS_SYS_MMAN_H
  17
  18 # include /**/ "ace/pre.h"
  19
  20 # include "ace/config-all.h"
  21
  22 # if !defined (ACE_LACKS_PRAGMA_ONCE)
  23 #  pragma once
  24 # endif /* ACE_LACKS_PRAGMA_ONCE */
  25
  26 #include "ace/Global_Macros.h"
  27 #include "ace/os_include/sys/os_types.h"
  28 #include "ace/os_include/sys/os_mman.h"
  29 #include /**/ "ace/ACE_export.h"
  30
  31 #if defined (ACE_EXPORT_MACRO)
  32 #  undef ACE_EXPORT_MACRO
  33 #endif
  34 #define ACE_EXPORT_MACRO ACE_Export
  35
  36 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
  37
  38 namespace ACE_OS
  39 {
  40
  41   //@{ @name A set of wrappers for memory mapped files.
  42   ACE_NAMESPACE_INLINE_FUNCTION
  43   int madvise (caddr_t addr,
  44                size_t len,
  45                int map_advice);
  46
  47   ACE_NAMESPACE_INLINE_FUNCTION
  48   void *mmap (void *addr,
  49               size_t len,
  50               int prot,
  51               int flags,
  52               ACE_HANDLE handle,
  53               ACE_OFF_T off = 0,
  54               ACE_HANDLE *file_mapping = 0,
  55               LPSECURITY_ATTRIBUTES sa = 0,
  56               const ACE_TCHAR *file_mapping_name = 0);
  57
  58   ACE_NAMESPACE_INLINE_FUNCTION
  59   int mprotect (void *addr,
  60                 size_t len,
  61                 int prot);
  62
  63   ACE_NAMESPACE_INLINE_FUNCTION
  64   int msync (void *addr,
  65              size_t len,
  66              int sync);
  67
  68   ACE_NAMESPACE_INLINE_FUNCTION
  69   int munmap (void *addr,
  70               size_t len);
  71   //@}
  72
  73   ACE_NAMESPACE_INLINE_FUNCTION
  74   ACE_HANDLE shm_open (const ACE_TCHAR *filename,
  75                        int mode,
  76                        mode_t perms = 0,
  77                        LPSECURITY_ATTRIBUTES sa = 0);
  78
  79   ACE_NAMESPACE_INLINE_FUNCTION
  80   int shm_unlink (const ACE_TCHAR *path);
  81
  82 } /* namespace ACE_OS */
  83
  84 ACE_END_VERSIONED_NAMESPACE_DECL
  85
  86 # if defined (ACE_HAS_INLINED_OSCALLS)
  87 #   if defined (ACE_INLINE)
  88 #     undef ACE_INLINE
  89 #   endif /* ACE_INLINE */
  90 #   define ACE_INLINE inline
  91 #   include "ace/OS_NS_sys_mman.inl"
  92 # endif /* ACE_HAS_INLINED_OSCALLS */
  93
  94 # include /**/ "ace/post.h"
  95 #endif /* ACE_OS_NS_SYS_MMAN_H */