120 lines
3.8 KiB
C
120 lines
3.8 KiB
C
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* NETNAME() function
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*
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* Copyright 1999-2001 Viktor Szakats <viktor.szakats@syenar.hu>
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* www - http://www.harbour-project.org
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*
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* Copyright 2001 Luiz Rafael Culik <culik@sl.conex.net>
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* Support for DJGPP/GCC/OS2 for netname
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#define HB_OS_WIN_32_USED
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#include "hbapi.h"
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#include "hb_io.h"
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#if defined(__EMX__)
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#include <emx/syscalls.h>
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#define gethostname __gethostname
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#elif defined(__DJGPP__) || defined(__RSX32__) || defined(__GNUC__) && ! defined(HB_OS_OS2) && !defined(__MINGW32__)
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#include <sys/param.h>
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#endif
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#define MAXGETHOSTNAME 256 /* should be enough for a host name */
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/* NOTE: Clipper will only return a maximum of 15 bytes from this function.
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And it will be padded with spaces. Harbour does the same in the
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DOS platform.
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[vszakats] */
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HB_FUNC( NETNAME )
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{
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#if defined(__DJGPP__) || defined(__RSX32__) || defined(__GNUC__) && !defined(__MINGW32__)
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{
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char * pszValue = (char *) hb_xgrab(MAXGETHOSTNAME+1);
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pszValue[ 0 ] = '\0';
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gethostname (pszValue, MAXGETHOSTNAME);
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hb_retc( pszValue );
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hb_xfree( pszValue );
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}
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#elif defined(HB_OS_DOS)
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{
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char szValue[ 16 ];
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union REGS regs;
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regs.HB_XREGS.ax = 0x5E00;
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{
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struct SREGS sregs;
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regs.HB_XREGS.dx = FP_OFF( szValue );
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sregs.ds = FP_SEG( szValue );
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HB_DOS_INT86X( 0x21, ®s, ®s, &sregs );
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}
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hb_retc( regs.h.ch == 0 ? "" : szValue );
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}
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#elif defined(HB_OS_WIN_32)
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{
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DWORD ulLen = MAX_COMPUTERNAME_LENGTH + 1;
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char * pszValue = ( char * ) hb_xgrab( ulLen );
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pszValue[ 0 ] = '\0';
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GetComputerName( pszValue, &ulLen );
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hb_retc( pszValue );
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hb_xfree( pszValue );
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}
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#else
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hb_retc( "" );
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#endif
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}
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