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) 2009, 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 3,  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.                                     --
  17 --                                                                          --
  18 -- As a special exception under Section 7 of GPL version 3, you are granted --
  19 -- additional permissions described in the GCC Runtime Library Exception,   --
  20 -- version 3.1, as published by the Free Software Foundation.               --
  21 --                                                                          --
  22 -- You should have received a copy of the GNU General Public License and    --
  23 -- a copy of the GCC Runtime Library Exception along with this program;     --
  24 -- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
  25 -- <http://www.gnu.org/licenses/>.                                          --
  26 --                                                                          --
  27 -- GNAT was originally developed  by the GNAT team at  New York University. --
  28 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  29 --                                                                          --
  30 ------------------------------------------------------------------------------
  31
  32 --  This package provides the part of the low level Win32 interface which is
  33 --  not supported by RTX (but supported by regular Windows platforms).
  34
  35 package System.Win32.Ext is
  36    pragma Pure;
  37
  38    ---------------------
  39    -- Time Management --
  40    ---------------------
  41
  42    function QueryPerformanceFrequency
  43      (lpFrequency : access LARGE_INTEGER) return Win32.BOOL;
  44    pragma Import
  45      (Stdcall, QueryPerformanceFrequency, "QueryPerformanceFrequency");
  46
  47    ---------------
  48    -- Processor --
  49    ---------------
  50
  51    function SetThreadIdealProcessor
  52      (hThread          : HANDLE;
  53       dwIdealProcessor : ProcessorId) return DWORD;
  54    pragma Import (Stdcall, SetThreadIdealProcessor, "SetThreadIdealProcessor");
  55
  56    --------------
  57    -- Com Port --
  58    --------------
  59
  60    DTR_CONTROL_DISABLE : constant := 16#0#;
  61    RTS_CONTROL_DISABLE : constant := 16#0#;
  62    NOPARITY            : constant := 0;
  63    ODDPARITY           : constant := 1;
  64    EVENPARITY          : constant := 2;
  65    ONESTOPBIT          : constant := 0;
  66    TWOSTOPBITS         : constant := 2;
  67
  68    type DCB is record
  69       DCBLENGTH         : DWORD;
  70       BaudRate          : DWORD;
  71       fBinary           : Bits1;
  72       fParity           : Bits1;
  73       fOutxCtsFlow      : Bits1;
  74       fOutxDsrFlow      : Bits1;
  75       fDtrControl       : Bits2;
  76       fDsrSensitivity   : Bits1;
  77       fTXContinueOnXoff : Bits1;
  78       fOutX             : Bits1;
  79       fInX              : Bits1;
  80       fErrorChar        : Bits1;
  81       fNull             : Bits1;
  82       fRtsControl       : Bits2;
  83       fAbortOnError     : Bits1;
  84       fDummy2           : Bits17;
  85       wReserved         : WORD;
  86       XonLim            : WORD;
  87       XoffLim           : WORD;
  88       ByteSize          : BYTE;
  89       Parity            : BYTE;
  90       StopBits          : BYTE;
  91       XonChar           : CHAR;
  92       XoffChar          : CHAR;
  93       ErrorChar         : CHAR;
  94       EofChar           : CHAR;
  95       EvtChar           : CHAR;
  96       wReserved1        : WORD;
  97    end record;
  98    pragma Convention (C, DCB);
  99    pragma Pack (DCB);
 100
 101    type COMMTIMEOUTS is record
 102       ReadIntervalTimeout         : DWORD;
 103       ReadTotalTimeoutMultiplier  : DWORD;
 104       ReadTotalTimeoutConstant    : DWORD;
 105       WriteTotalTimeoutMultiplier : DWORD;
 106       WriteTotalTimeoutConstant   : DWORD;
 107    end record;
 108    pragma Convention (C, COMMTIMEOUTS);
 109
 110    function GetCommState
 111      (hFile : HANDLE;
 112       lpDCB : access DCB) return BOOL;
 113    pragma Import (Stdcall, GetCommState, "GetCommState");
 114
 115    function SetCommState
 116      (hFile : HANDLE;
 117       lpDCB : access DCB) return BOOL;
 118    pragma Import (Stdcall, SetCommState, "SetCommState");
 119
 120    function SetCommTimeouts
 121      (hFile          : HANDLE;
 122       lpCommTimeouts : access COMMTIMEOUTS) return BOOL;
 123    pragma Import (Stdcall, SetCommTimeouts, "SetCommTimeouts");
 124
 125 end System.Win32.Ext;