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53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_BASICS_STRHEX_H_INCLUDED
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#define RIPPLE_BASICS_STRHEX_H_INCLUDED
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#include <boost/algorithm/hex.hpp>
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#include <boost/endian/conversion.hpp>
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namespace ripple {
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template <class FwdIt>
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std::string
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strHex(FwdIt begin, FwdIt end)
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{
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static_assert(
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std::is_convertible<
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typename std::iterator_traits<FwdIt>::iterator_category,
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std::forward_iterator_tag>::value,
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"FwdIt must be a forward iterator");
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std::string result;
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result.reserve(2 * std::distance(begin, end));
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boost::algorithm::hex(begin, end, std::back_inserter(result));
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return result;
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}
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template <class T, class = decltype(std::declval<T>().begin())>
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std::string
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strHex(T const& from)
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{
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return strHex(from.begin(), from.end());
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}
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} // namespace ripple
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#endif
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