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