e0849330bc
Change-Id: Ibf313b8948a493043006ebf3a8281487c1f67b48 Reviewed-on: https://gerrit.libreoffice.org/25532 Tested-by: Jenkins <ci@libreoffice.org> Reviewed-by: Tor Lillqvist <tml@collabora.com> Tested-by: Tor Lillqvist <tml@collabora.com>
111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <biginteger.hxx>
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#include "xmlsec-wrapper.h"
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#include <com/sun/star/uno/Sequence.hxx>
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using namespace ::com::sun::star::uno ;
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Sequence< sal_Int8 > numericStringToBigInteger ( const OUString& numeral )
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{
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if( numeral.getStr() != nullptr )
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{
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xmlChar* chNumeral ;
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const xmlSecByte* bnInteger ;
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xmlSecSize length ;
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xmlSecBn bn ;
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OString onumeral = OUStringToOString( numeral , RTL_TEXTENCODING_ASCII_US ) ;
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chNumeral = xmlStrndup( reinterpret_cast<const xmlChar*>(onumeral.getStr()), ( int )onumeral.getLength() ) ;
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if( xmlSecBnInitialize( &bn, 0 ) < 0 ) {
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xmlFree( chNumeral ) ;
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return Sequence< sal_Int8 >();
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}
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if( xmlSecBnFromDecString( &bn, chNumeral ) < 0 ) {
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xmlFree( chNumeral ) ;
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xmlSecBnFinalize( &bn ) ;
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return Sequence< sal_Int8 >();
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}
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xmlFree( chNumeral ) ;
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length = xmlSecBnGetSize( &bn ) ;
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if( length <= 0 ) {
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xmlSecBnFinalize( &bn ) ;
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return Sequence< sal_Int8 >();
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}
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bnInteger = xmlSecBnGetData( &bn ) ;
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if( bnInteger == nullptr ) {
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xmlSecBnFinalize( &bn ) ;
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return Sequence< sal_Int8 >();
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}
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Sequence< sal_Int8 > integer( length ) ;
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for( unsigned int i = 0 ; i < length ; i ++ )
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{
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integer[i] = *( bnInteger + i ) ;
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}
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xmlSecBnFinalize( &bn ) ;
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return integer ;
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}
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return Sequence< sal_Int8 >();
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}
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OUString bigIntegerToNumericString ( const Sequence< sal_Int8 >& integer )
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{
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OUString aRet ;
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if( integer.getLength() ) {
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xmlSecBn bn ;
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xmlChar* chNumeral ;
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if( xmlSecBnInitialize( &bn, 0 ) < 0 )
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return aRet ;
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if( xmlSecBnSetData( &bn, reinterpret_cast<const unsigned char*>(integer.getConstArray()), integer.getLength() ) < 0 ) {
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xmlSecBnFinalize( &bn ) ;
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return aRet ;
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}
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chNumeral = xmlSecBnToDecString( &bn ) ;
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if( chNumeral == nullptr ) {
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xmlSecBnFinalize( &bn ) ;
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return aRet ;
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}
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aRet = OUString::createFromAscii( reinterpret_cast<char*>(chNumeral) ) ;
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xmlSecBnFinalize( &bn ) ;
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xmlFree( chNumeral ) ;
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}
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return aRet ;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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