107 lines
3.6 KiB
Plaintext
107 lines
3.6 KiB
Plaintext
/*
|
|
* Harbour Project source code:
|
|
* CALLDLL compatibility library. EXPERIMENTAL CODE. USE AT YOUR OWN RISK. NO GUARANTEES.
|
|
*
|
|
* Copyright 2010 Viktor Szakats (vszakats.net/harbour)
|
|
* www - http://harbour-project.org
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT 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
|
|
* along with this software; see the file COPYING.txt. If not, write to
|
|
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
|
|
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
|
|
*
|
|
* As a special exception, the Harbour Project gives permission for
|
|
* additional uses of the text contained in its release of Harbour.
|
|
*
|
|
* The exception is that, if you link the Harbour libraries with other
|
|
* files to produce an executable, this does not by itself cause the
|
|
* resulting executable to be covered by the GNU General Public License.
|
|
* Your use of that executable is in no way restricted on account of
|
|
* linking the Harbour library code into it.
|
|
*
|
|
* This exception does not however invalidate any other reasons why
|
|
* the executable file might be covered by the GNU General Public License.
|
|
*
|
|
* This exception applies only to the code released by the Harbour
|
|
* Project under the name Harbour. If you copy code from other
|
|
* Harbour Project or Free Software Foundation releases into a copy of
|
|
* Harbour, as the General Public License permits, the exception does
|
|
* not apply to the code that you add in this way. To avoid misleading
|
|
* anyone as to the status of such modified files, you must delete
|
|
* this exception notice from them.
|
|
*
|
|
* If you write modifications of your own for Harbour, it is your choice
|
|
* whether to permit this exception to apply to your modifications.
|
|
* If you do not wish that, delete this exception notice.
|
|
*
|
|
*/
|
|
|
|
#include "hbdyn.ch"
|
|
|
|
STATIC s_hDLL := { => }
|
|
STATIC s_mutex := hb_mutexCreate()
|
|
|
|
PROCEDURE UnloadAllDll()
|
|
|
|
hb_mutexLock( s_mutex )
|
|
s_hDLL := { => }
|
|
hb_mutexUnlock( s_mutex )
|
|
|
|
RETURN
|
|
|
|
FUNCTION CallDll32( cFunction, cLibrary, ... )
|
|
RETURN hb_DynaCall1( cFunction, cLibrary, NIL, ... )
|
|
|
|
#if define( __PLATFORM__WINDOWS )
|
|
/* Use Windows system .dll calling convention on Windows systems,
|
|
like in original lib. Original .lib was a Windows-only solution.
|
|
[vszakats] */
|
|
# define _DEF_CALLCONV_ HB_DYN_CALLCONV_STDCALL
|
|
#else
|
|
# define _DEF_CALLCONV_ HB_DYN_CALLCONV_CDECL
|
|
#endif
|
|
|
|
FUNCTION hb_DynaCall1( cFunction, cLibrary, nCount, ... )
|
|
|
|
LOCAL aParams
|
|
LOCAL hHandle
|
|
|
|
IF HB_ISSTRING( cFunction ) .AND. ;
|
|
HB_ISSTRING( cLibrary )
|
|
|
|
hb_mutexLock( s_mutex )
|
|
|
|
IF !( cLibrary $ s_hDLL )
|
|
s_hDLL[ cLibrary ] := hb_libLoad( cLibrary )
|
|
ENDIF
|
|
|
|
hHandle := s_hDLL[ cLibrary ]
|
|
|
|
hb_mutexUnlock( s_mutex )
|
|
|
|
IF HB_ISNUMERIC( nCount ) .AND. nCount >= 0 .AND. nCount < PCount() - 3
|
|
aParams := ASize( hb_AParams(), nCount )
|
|
RETURN hb_DynCall( { cFunction, hHandle, _DEF_CALLCONV_ }, hb_ArrayToParams( aParams ) )
|
|
ELSE
|
|
RETURN hb_DynCall( { cFunction, hHandle, _DEF_CALLCONV_ }, ... )
|
|
ENDIF
|
|
ENDIF
|
|
|
|
RETURN NIL
|
|
|
|
FUNCTION StrPtr( x )
|
|
RETURN x
|
|
|
|
FUNCTION PtrStr( x )
|
|
RETURN x
|