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libreoffice/tools/source/ref/globname.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

143 lines
4.8 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <string.h>
#include <comphelper/mimeconfighelper.hxx>
#include <o3tl/sprintf.hxx>
#include <rtl/character.hxx>
#include <tools/stream.hxx>
#include <tools/globname.hxx>
// SvGlobalName ----------------------------------------------------------------
SvGlobalName::SvGlobalName( const css::uno::Sequence < sal_Int8 >& aSeq )
{
// create SvGlobalName from a platform independent representation
if ( aSeq.getLength() == 16 )
{
m_aData.Data1 = ( ( ( ( ( static_cast<sal_uInt8>(aSeq[0]) << 8 ) + static_cast<sal_uInt8>(aSeq[1]) ) << 8 ) + static_cast<sal_uInt8>(aSeq[2]) ) << 8 ) + static_cast<sal_uInt8>(aSeq[3]);
m_aData.Data2 = ( static_cast<sal_uInt8>(aSeq[4]) << 8 ) + static_cast<sal_uInt8>(aSeq[5]);
m_aData.Data3 = ( static_cast<sal_uInt8>(aSeq[6]) << 8 ) + static_cast<sal_uInt8>(aSeq[7]);
for( int nInd = 0; nInd < 8; nInd++ )
m_aData.Data4[nInd] = static_cast<sal_uInt8>(aSeq[nInd+8]);
}
}
SvStream& WriteSvGlobalName( SvStream& rOStr, const SvGlobalName & rObj )
{
rOStr.WriteUInt32( rObj.m_aData.Data1 );
rOStr.WriteUInt16( rObj.m_aData.Data2 );
rOStr.WriteUInt16( rObj.m_aData.Data3 );
rOStr.WriteBytes( &rObj.m_aData.Data4, 8 );
return rOStr;
}
SvStream& operator >> ( SvStream& rStr, SvGlobalName & rObj )
{
rStr.ReadUInt32( rObj.m_aData.Data1 );
rStr.ReadUInt16( rObj.m_aData.Data2 );
rStr.ReadUInt16( rObj.m_aData.Data3 );
rStr.ReadBytes( &rObj.m_aData.Data4, 8 );
return rStr;
}
void SvGlobalName::MakeFromMemory( void const * pData )
{
memcpy( &m_aData, pData, sizeof( m_aData ) );
}
bool SvGlobalName::MakeId( std::u16string_view rIdStr )
{
const sal_Unicode *pStr = rIdStr.data();
if( rIdStr.size() != 36
|| '-' != pStr[ 8 ] || '-' != pStr[ 13 ]
|| '-' != pStr[ 18 ] || '-' != pStr[ 23 ] )
return false;
SvGUID aGuid = {};
auto asciiHexDigitToNumber = [](sal_Unicode c) -> sal_uInt8
{
if (rtl::isAsciiDigit(c))
return c - '0';
else
return rtl::toAsciiUpperCase(c) - 'A' + 10;
};
for( int i = 0; i < 8; i++ )
{
if( !rtl::isAsciiHexDigit( *pStr ) )
return false;
aGuid.Data1 = aGuid.Data1 * 16 + asciiHexDigitToNumber( *pStr++ );
}
pStr++;
for( int i = 0; i < 4; i++ )
{
if( !rtl::isAsciiHexDigit( *pStr ) )
return false;
aGuid.Data2 = aGuid.Data2 * 16 + asciiHexDigitToNumber( *pStr++ );
}
pStr++;
for( int i = 0; i < 4; i++ )
{
if( !rtl::isAsciiHexDigit( *pStr ) )
return false;
aGuid.Data3 = aGuid.Data3 * 16 + asciiHexDigitToNumber( *pStr++ );
}
pStr++;
for( int i = 0; i < 16; i++ )
{
if( !rtl::isAsciiHexDigit( *pStr ) )
return false;
aGuid.Data4[i/2] = aGuid.Data4[i/2] * 16 + asciiHexDigitToNumber( *pStr++ );
if( i == 3 )
pStr++;
}
m_aData = aGuid;
return true;
}
OUString SvGlobalName::GetHexName() const
{
char buf[ 37 ];
int n = o3tl::sprintf(buf,
"%8.8" SAL_PRIXUINT32 "-%4.4X-%4.4X-%2.2x%2.2x-%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x",
m_aData.Data1, m_aData.Data2, m_aData.Data3,
m_aData.Data4[0], m_aData.Data4[1], m_aData.Data4[2], m_aData.Data4[3],
m_aData.Data4[4], m_aData.Data4[5], m_aData.Data4[6], m_aData.Data4[7]);
assert(n == 36);
return OUString::createFromAscii(std::string_view(buf, n));
}
css::uno::Sequence < sal_Int8 > SvGlobalName::GetByteSequence() const
{
// platform independent representation of a "GlobalName"
// maybe transported remotely
return comphelper::MimeConfigurationHelper::GetSequenceClassID(
m_aData.Data1, m_aData.Data2, m_aData.Data3,
m_aData.Data4[0], m_aData.Data4[1], m_aData.Data4[2], m_aData.Data4[3],
m_aData.Data4[4], m_aData.Data4[5], m_aData.Data4[6], m_aData.Data4[7]);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */