sal/osl/os2/pipeimpl.h

   1 #ifndef _PIPEIMPL_H_
   2 #define _PIPEIMPL_H_
   3
   4 #ifndef _WINDOWS_
   5 #       include <windows.h>
   6 #endif
   7
   8 #ifndef _INC_MALLOC
   9 #       include <malloc.h>
  10 #endif
  11
  12 #ifndef _INC_TCHAR
  13 #       ifdef UNICODE
  14 #               define _UNICODE
  15 #       endif
  16 #       include <tchar.h>
  17 #endif
  18
  19 #define EXPORT_PIPE_API
  20
  21 //============================================================================
  22 //      Helper functions
  23 //============================================================================
  24
  25 // Because the value of an invalid HANDLE returned by API functions differs
  26 // between different functions and differs on different Windows platforms,
  27 // this function checks wether the handle has a meaningfull value.
  28 #ifndef __cplusplus
  29
  30 #define IsValidHandle( handle ) ((DWORD)(handle) + 1 > 1)
  31
  32 #else
  33
  34 inline bool IsValidHandle( HANDLE handle )
  35 {
  36     return INVALID_HANDLE_VALUE != handle && NULL != handle;
  37 }
  38
  39 extern "C" {
  40
  41 #endif  // __cplusplus
  42
  43
  44 EXPORT_PIPE_API HANDLE WINAPI CreateSimplePipeA( LPCSTR lpName );
  45 EXPORT_PIPE_API HANDLE WINAPI CreateSimplePipeW( LPCWSTR lpName );
  46
  47 #ifdef UNICODE
  48 #define CreateSimplePipe        CreateSimplePipeW
  49 #else
  50 #define CreateSimplePipe        CreateSimplePipeA
  51 #endif
  52
  53 EXPORT_PIPE_API HANDLE WINAPI OpenSimplePipeA( LPCSTR lpName );
  54 EXPORT_PIPE_API HANDLE WINAPI OpenSimplePipeW( LPCWSTR lpName );
  55
  56 #ifdef UNICODE
  57 #define OpenSimplePipe  OpenSimplePipeW
  58 #else
  59 #define OpenSimplePipe  OpenSimplePipeA
  60 #endif
  61
  62 EXPORT_PIPE_API HANDLE WINAPI AcceptSimplePipeConnection( HANDLE hPipe );
  63
  64 EXPORT_PIPE_API BOOL WINAPI WaitForSimplePipeA( LPCSTR lpName, DWORD dwTimeOut );
  65 EXPORT_PIPE_API BOOL WINAPI WaitForSimplePipeW( LPCWSTR lpName, DWORD dwTimeOut );
  66
  67 #ifdef UNICODE
  68 #define WaitForSimplePipe       WaitForSimplePipeW
  69 #else
  70 #define WaitForSimplePipe       WaitForSimplePipeA
  71 #endif
  72
  73
  74 EXPORT_PIPE_API BOOL WINAPI WriteSimplePipe( HANDLE hPipe, LPCVOID lpBuffer, DWORD dwBytesToWrite, LPDWORD lpBytesWritten, BOOL bWait );
  75 EXPORT_PIPE_API BOOL WINAPI ReadSimplePipe( HANDLE hPipe, LPVOID lpBuffer, DWORD dwBytesToRead, LPDWORD lpBytesRead, BOOL bWait );
  76 EXPORT_PIPE_API BOOL WINAPI CloseSimplePipe( HANDLE hPipe );
  77
  78 #ifdef __cplusplus
  79 }       // extern "C"
  80 #endif
  81
  82 #endif  // _PIPEIMPL_H_