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68 lines
1.9 KiB
68 lines
1.9 KiB
#ifndef BOOST_ARCHIVE_ITERATORS_BASE64_EXCEPTION_HPP |
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#define BOOST_ARCHIVE_ITERATORS_BASE64_EXCEPTION_HPP |
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// MS compatible compilers support #pragma once |
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#if defined(_MSC_VER) && (_MSC_VER >= 1020) |
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# pragma once |
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#endif |
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
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// base64_exception.hpp: |
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . |
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// Use, modification and distribution is subject to the Boost Software |
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// See http://www.boost.org for updates, documentation, and revision history. |
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#include <boost/config.hpp> |
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#ifndef BOOST_NO_EXCEPTIONS |
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#include <exception> |
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#include <boost/assert.hpp> |
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namespace boost { |
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namespace archive { |
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namespace iterators { |
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////////////////////////////////////////////////////////////////////// |
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// exceptions thrown by base64s |
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// |
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class base64_exception : public std::exception |
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{ |
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public: |
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typedef enum { |
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invalid_code, // attempt to encode a value > 6 bits |
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invalid_character, // decode a value not in base64 char set |
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other_exception |
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} exception_code; |
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exception_code code; |
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base64_exception(exception_code c = other_exception) : code(c) |
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{} |
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virtual const char *what( ) const throw( ) |
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{ |
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const char *msg = "unknown exception code"; |
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switch(code){ |
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case invalid_code: |
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msg = "attempt to encode a value > 6 bits"; |
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break; |
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case invalid_character: |
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msg = "attempt to decode a value not in base64 char set"; |
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break; |
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default: |
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BOOST_ASSERT(false); |
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break; |
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} |
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return msg; |
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} |
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}; |
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} // namespace iterators |
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} // namespace archive |
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} // namespace boost |
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#endif //BOOST_NO_EXCEPTIONS |
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#endif //BOOST_ARCHIVE_ITERATORS_ARCHIVE_EXCEPTION_HPP
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