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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . W I N 3 2 . E X T --
-- --
-- S p e c --
-- --
-- Copyright (C) 2008, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 2, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
-- Boston, MA 02110-1301, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- This package provides the part of the low level Win32 interface which is
-- not supported by RTX (but supported by regular Windows platforms).
package System.Win32.Ext is
pragma Pure;
---------------------
-- Time Management --
---------------------
function QueryPerformanceFrequency
(lpFrequency : access LARGE_INTEGER) return Win32.BOOL;
pragma Import
(Stdcall, QueryPerformanceFrequency, "QueryPerformanceFrequency");
---------------
-- Processor --
---------------
function SetThreadIdealProcessor
(hThread : HANDLE;
dwIdealProcessor : ProcessorId) return DWORD;
pragma Import (Stdcall, SetThreadIdealProcessor, "SetThreadIdealProcessor");
--------------
-- Com Port --
--------------
DTR_CONTROL_DISABLE : constant := 16#0#;
RTS_CONTROL_DISABLE : constant := 16#0#;
NOPARITY : constant := 0;
ODDPARITY : constant := 1;
EVENPARITY : constant := 2;
ONESTOPBIT : constant := 0;
TWOSTOPBITS : constant := 2;
type DCB is record
DCBLENGTH : DWORD;
BaudRate : DWORD;
fBinary : Bits1;
fParity : Bits1;
fOutxCtsFlow : Bits1;
fOutxDsrFlow : Bits1;
fDtrControl : Bits2;
fDsrSensitivity : Bits1;
fTXContinueOnXoff : Bits1;
fOutX : Bits1;
fInX : Bits1;
fErrorChar : Bits1;
fNull : Bits1;
fRtsControl : Bits2;
fAbortOnError : Bits1;
fDummy2 : Bits17;
wReserved : WORD;
XonLim : WORD;
XoffLim : WORD;
ByteSize : BYTE;
Parity : BYTE;
StopBits : BYTE;
XonChar : CHAR;
XoffChar : CHAR;
ErrorChar : CHAR;
EofChar : CHAR;
EvtChar : CHAR;
wReserved1 : WORD;
end record;
pragma Convention (C, DCB);
for DCB use record
DCBLENGTH at 0 range 0 .. 31;
BaudRate at 4 range 0 .. 31;
fBinary at 8 range 0 .. 0;
fParity at 8 range 1 .. 1;
fOutxCtsFlow at 8 range 2 .. 2;
fOutxDsrFlow at 8 range 3 .. 3;
fDtrControl at 8 range 4 .. 5;
fDsrSensitivity at 8 range 6 .. 6;
fTXContinueOnXoff at 8 range 7 .. 7;
fOutX at 9 range 0 .. 0;
fInX at 9 range 1 .. 1;
fErrorChar at 9 range 2 .. 2;
fNull at 9 range 3 .. 3;
fRtsControl at 9 range 4 .. 5;
fAbortOnError at 9 range 6 .. 6;
fDummy2 at 9 range 7 .. 23;
wReserved at 12 range 0 .. 15;
XonLim at 14 range 0 .. 15;
XoffLim at 16 range 0 .. 15;
ByteSize at 18 range 0 .. 7;
Parity at 19 range 0 .. 7;
StopBits at 20 range 0 .. 7;
XonChar at 21 range 0 .. 7;
XoffChar at 22 range 0 .. 7;
ErrorChar at 23 range 0 .. 7;
EofChar at 24 range 0 .. 7;
EvtChar at 25 range 0 .. 7;
wReserved1 at 26 range 0 .. 15;
end record;
type COMMTIMEOUTS is record
ReadIntervalTimeout : DWORD;
ReadTotalTimeoutMultiplier : DWORD;
ReadTotalTimeoutConstant : DWORD;
WriteTotalTimeoutMultiplier : DWORD;
WriteTotalTimeoutConstant : DWORD;
end record;
pragma Convention (C, COMMTIMEOUTS);
function GetCommState
(hFile : HANDLE;
lpDCB : access DCB) return BOOL;
pragma Import (Stdcall, GetCommState, "GetCommState");
function SetCommState
(hFile : HANDLE;
lpDCB : access DCB) return BOOL;
pragma Import (Stdcall, SetCommState, "SetCommState");
function SetCommTimeouts
(hFile : HANDLE;
lpCommTimeouts : access COMMTIMEOUTS) return BOOL;
pragma Import (Stdcall, SetCommTimeouts, "SetCommTimeouts");
end System.Win32.Ext;
|
