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45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
//
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// Copyright (c) 2013-2016 Vinnie Falco (vinnie dot falco at gmail dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BEAST_BUFFERS_DEBUG_HPP
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#define BEAST_BUFFERS_DEBUG_HPP
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#include <boost/asio/buffer.hpp>
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#include <string>
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namespace beast {
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namespace debug {
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/** Diagnostic utility to convert a `ConstBufferSequence` to a string.
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@note Carriage returns and linefeeds will have additional escape
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representations printed for visibility.
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*/
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template<class Buffers>
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std::string
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buffers_to_string(Buffers const& bs)
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{
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using boost::asio::buffer_cast;
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using boost::asio::buffer_size;
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std::string s;
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s.reserve(buffer_size(bs));
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for(auto const& b : bs)
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s.append(buffer_cast<char const*>(b),
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buffer_size(b));
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for(auto i = s.size(); i-- > 0;)
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if(s[i] == '\r')
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s.replace(i, 1, "\\r");
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else if(s[i] == '\n')
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s.replace(i, 1, "\\n\n");
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return s;
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}
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} // debug
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} // beast
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#endif
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