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70 lines
1.9 KiB
70 lines
1.9 KiB
/* |
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* Copyright (C) 2011-2019 Daniel Scharrer |
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* |
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* This software is provided 'as-is', without any express or implied |
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* warranty. In no event will the author(s) be held liable for any damages |
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* arising from the use of this software. |
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* |
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* Permission is granted to anyone to use this software for any purpose, |
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* including commercial applications, and to alter it and redistribute it |
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* freely, subject to the following restrictions: |
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* |
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* 1. The origin of this software must not be misrepresented; you must not |
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* claim that you wrote the original software. If you use this software |
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* in a product, an acknowledgment in the product documentation would be |
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* appreciated but is not required. |
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* 2. Altered source versions must be plainly marked as such, and must not be |
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* misrepresented as being the original software. |
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* 3. This notice may not be removed or altered from any source distribution. |
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*/ |
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#include "util/load.hpp" |
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#include <algorithm> |
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#include <boost/lexical_cast.hpp> |
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namespace util { |
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void binary_string::load(std::istream & is, std::string & target) { |
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boost::uint32_t length = util::load<boost::uint32_t>(is); |
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if(is.fail()) { |
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return; |
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} |
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target.clear(); |
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while(length) { |
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char buffer[10 * 1024]; |
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boost::uint32_t buf_size = std::min(length, boost::uint32_t(sizeof(buffer))); |
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is.read(buffer, std::streamsize(buf_size)); |
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target.append(buffer, buf_size); |
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length -= buf_size; |
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} |
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} |
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void binary_string::skip(std::istream & is) { |
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boost::uint32_t length = util::load<boost::uint32_t>(is); |
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if(is.fail()) { |
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return; |
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} |
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discard(is, length); |
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} |
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void encoded_string::load(std::istream & is, std::string & target, codepage_id codepage) { |
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binary_string::load(is, target); |
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to_utf8(target, codepage); |
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} |
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unsigned to_unsigned(const char * chars, size_t count) { |
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#if BOOST_VERSION < 105200 |
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return boost::lexical_cast<unsigned>(std::string(chars, count)); |
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#else |
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return boost::lexical_cast<unsigned>(chars, count); |
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#endif |
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} |
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} // namespace util
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