mirror of
https://github.com/Icinga/icinga2.git
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62 lines
2.7 KiB
C++
62 lines
2.7 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2015 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) 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 program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "remote/base64.hpp"
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#include <boost/archive/iterators/base64_from_binary.hpp>
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#include <boost/archive/iterators/binary_from_base64.hpp>
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#include <boost/archive/iterators/insert_linebreaks.hpp>
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#include <boost/archive/iterators/transform_width.hpp>
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#include <boost/archive/iterators/ostream_iterator.hpp>
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#include <sstream>
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using namespace icinga;
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const String base64_padding[] = {"", "==", "="};
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String Base64::Encode(const String& data)
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{
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typedef boost::archive::iterators::base64_from_binary <boost::archive::iterators::transform_width<const char *, 6, 8> > base64_encode;
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std::ostringstream msgbuf;
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std::copy(base64_encode(data.CStr()), base64_encode(data.CStr() + data.GetLength()), std::ostream_iterator<char>(msgbuf));
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msgbuf << base64_padding[data.GetLength() % 3];
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return msgbuf.str();
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}
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String Base64::Decode(const String& data)
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{
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typedef boost::archive::iterators::transform_width<boost::archive::iterators::binary_from_base64<const char *>, 8, 6> base64_decode;
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String::SizeType size = data.GetLength();
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if (size && data[size - 1] == '=') {
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--size;
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if (size && data[size - 1] == '=')
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--size;
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}
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if (size == 0)
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return String();
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std::ostringstream msgbuf;
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std::copy(base64_decode(data.CStr()), base64_decode(data.CStr() + size), std::ostream_iterator<char>(msgbuf));
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return msgbuf.str();
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}
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