78 lines
2.5 KiB
C
78 lines
2.5 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 Victor Szel <info@szelvesz.hu>
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* www - http://www.harbour-project.org
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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 of the License, or
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* (at your option) any later version, with one exception:
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*
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* The exception is that if you link the Harbour Runtime Library (HRL)
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* and/or the Harbour Virtual Machine (HVM) with other files to produce
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* an executable, this does not by itself cause the resulting executable
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* to be covered by the GNU General Public License. Your use of that
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* executable is in no way restricted on account of linking the HRL
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* and/or HVM code into it.
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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 program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
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* their web site at http://www.gnu.org/).
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*
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*/
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/* NOTE: The following #include "hbwinapi.h" must
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be ahead of any other #include statements! */
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#include "hbwinapi.h"
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#include "extend.h"
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/* TODO: Implement NETNAME() for other platforms */
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/* NOTE: Clipper will only return a maximum of 15 bytes from this function. */
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/* NOTE: DOS instructions:
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On entry: AH 5Eh
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AL 00h
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DS:DX Pointer to a memory buffer (16 bytes) where
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computer name will be returned
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Returns: CH 0 name not defined
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not 0 name is defined
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CL NETBIOS name number (if CH not 0)
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DS:DX Pointer to computer name (ASCIIZ string)
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AX Error code, if CF is set
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*/
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HARBOUR HB_NETNAME( void )
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{
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#if defined(_Windows) || defined(WINNT)
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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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