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binnum.c
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binnum.c
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/*
* Bin2W(), Bin2I(), Bin2L(), I2Bin(), L2Bin() functions
*
* Copyright 2009 Przemyslaw Czerpak <druzus / at / priv.onet.pl>
* Copyright 1999 Manuel Ruiz <mrt@joca.es>
*
* 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 https://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 "hbapi.h"
#include "hbapiitm.h"
HB_FUNC( BIN2W )
{
PHB_ITEM pItem = hb_param( 1, HB_IT_STRING );
HB_U16 uiResult = 0;
if( pItem )
{
HB_SIZE nLen = hb_itemGetCLen( pItem );
if( nLen )
{
const char * pszString = hb_itemGetCPtr( pItem );
uiResult = HB_GET_LE_INT16( pszString );
}
}
hb_retnint( uiResult );
}
HB_FUNC( BIN2I )
{
PHB_ITEM pItem = hb_param( 1, HB_IT_STRING );
HB_I16 iResult = 0;
if( pItem )
{
HB_SIZE nLen = hb_itemGetCLen( pItem );
if( nLen )
{
const char * pszString = hb_itemGetCPtr( pItem );
iResult = HB_GET_LE_UINT16( pszString );
}
}
hb_retnint( iResult );
}
HB_FUNC( BIN2L )
{
PHB_ITEM pItem = hb_param( 1, HB_IT_STRING );
HB_I32 iResult = 0;
if( pItem )
{
HB_SIZE nLen = hb_itemGetCLen( pItem );
if( nLen )
{
const char * pszString = hb_itemGetCPtr( pItem );
if( nLen >= 3 )
iResult = HB_GET_LE_INT32( pszString );
else
iResult = HB_GET_LE_UINT16( pszString );
}
}
hb_retnint( iResult );
}
HB_FUNC( I2BIN )
{
char szResult[ 2 ];
HB_I16 iValue = ( HB_I16 ) hb_parni( 1 );
HB_PUT_LE_UINT16( szResult, iValue );
hb_retclen( szResult, 2 );
}
HB_FUNC( L2BIN )
{
char szResult[ 4 ];
HB_I32 iValue = ( HB_I32 ) hb_parnl( 1 );
HB_PUT_LE_UINT32( szResult, iValue );
hb_retclen( szResult, 4 );
}