gcc/ada/s-winext.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                        GNAT RUN-TIME COMPONENTS                          --
   4 --                                                                          --
   5 --                     S Y S T E M . W I N 3 2 . E X T                      --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --            Copyright (C) 2008, Free Software Foundation, Inc.            --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, USA.                                              --
  21 --                                                                          --
  22 -- As a special exception,  if other files  instantiate  generics from this --
  23 -- unit, or you link  this unit with other files  to produce an executable, --
  24 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  25 -- covered  by the  GNU  General  Public  License.  This exception does not --
  26 -- however invalidate  any other reasons why  the executable file  might be --
  27 -- covered by the  GNU Public License.                                      --
  28 --                                                                          --
  29 -- GNAT was originally developed  by the GNAT team at  New York University. --
  30 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 --  This package provides the part of the low level Win32 interface which is
  35 --  not supported by RTX (but supported by regular Windows platforms).
  36
  37 package System.Win32.Ext is
  38    pragma Pure;
  39
  40    ---------------------
  41    -- Time Management --
  42    ---------------------
  43
  44    function QueryPerformanceFrequency
  45      (lpFrequency : access LARGE_INTEGER) return Win32.BOOL;
  46    pragma Import
  47      (Stdcall, QueryPerformanceFrequency, "QueryPerformanceFrequency");
  48
  49    ---------------
  50    -- Processor --
  51    ---------------
  52
  53    function SetThreadIdealProcessor
  54      (hThread          : HANDLE;
  55       dwIdealProcessor : ProcessorId) return DWORD;
  56    pragma Import (Stdcall, SetThreadIdealProcessor, "SetThreadIdealProcessor");
  57
  58    --------------
  59    -- Com Port --
  60    --------------
  61
  62    DTR_CONTROL_DISABLE : constant := 16#0#;
  63    RTS_CONTROL_DISABLE : constant := 16#0#;
  64    NOPARITY            : constant := 0;
  65    ODDPARITY           : constant := 1;
  66    EVENPARITY          : constant := 2;
  67    ONESTOPBIT          : constant := 0;
  68    TWOSTOPBITS         : constant := 2;
  69
  70    type DCB is record
  71       DCBLENGTH         : DWORD;
  72       BaudRate          : DWORD;
  73       fBinary           : Bits1;
  74       fParity           : Bits1;
  75       fOutxCtsFlow      : Bits1;
  76       fOutxDsrFlow      : Bits1;
  77       fDtrControl       : Bits2;
  78       fDsrSensitivity   : Bits1;
  79       fTXContinueOnXoff : Bits1;
  80       fOutX             : Bits1;
  81       fInX              : Bits1;
  82       fErrorChar        : Bits1;
  83       fNull             : Bits1;
  84       fRtsControl       : Bits2;
  85       fAbortOnError     : Bits1;
  86       fDummy2           : Bits17;
  87       wReserved         : WORD;
  88       XonLim            : WORD;
  89       XoffLim           : WORD;
  90       ByteSize          : BYTE;
  91       Parity            : BYTE;
  92       StopBits          : BYTE;
  93       XonChar           : CHAR;
  94       XoffChar          : CHAR;
  95       ErrorChar         : CHAR;
  96       EofChar           : CHAR;
  97       EvtChar           : CHAR;
  98       wReserved1        : WORD;
  99    end record;
 100    pragma Convention (C, DCB);
 101    pragma Pack (DCB);
 102
 103    type COMMTIMEOUTS is record
 104       ReadIntervalTimeout         : DWORD;
 105       ReadTotalTimeoutMultiplier  : DWORD;
 106       ReadTotalTimeoutConstant    : DWORD;
 107       WriteTotalTimeoutMultiplier : DWORD;
 108       WriteTotalTimeoutConstant   : DWORD;
 109    end record;
 110    pragma Convention (C, COMMTIMEOUTS);
 111
 112    function GetCommState
 113      (hFile : HANDLE;
 114       lpDCB : access DCB) return BOOL;
 115    pragma Import (Stdcall, GetCommState, "GetCommState");
 116
 117    function SetCommState
 118      (hFile : HANDLE;
 119       lpDCB : access DCB) return BOOL;
 120    pragma Import (Stdcall, SetCommState, "SetCommState");
 121
 122    function SetCommTimeouts
 123      (hFile          : HANDLE;
 124       lpCommTimeouts : access COMMTIMEOUTS) return BOOL;
 125    pragma Import (Stdcall, SetCommTimeouts, "SetCommTimeouts");
 126
 127 end System.Win32.Ext;