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Diffstat (limited to 'boost/archive/iterators/base64_exception.hpp')
-rw-r--r-- | boost/archive/iterators/base64_exception.hpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/boost/archive/iterators/base64_exception.hpp b/boost/archive/iterators/base64_exception.hpp new file mode 100644 index 0000000000..81ad28ed81 --- /dev/null +++ b/boost/archive/iterators/base64_exception.hpp @@ -0,0 +1,68 @@ +#ifndef BOOST_ARCHIVE_ITERATORS_BASE64_EXCEPTION_HPP +#define BOOST_ARCHIVE_ITERATORS_BASE64_EXCEPTION_HPP + +// MS compatible compilers support #pragma once +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 +// base64_exception.hpp: + +// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . +// Use, modification and distribution is subject to the Boost Software +// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +// See http://www.boost.org for updates, documentation, and revision history. + +#include <boost/config.hpp> +#ifndef BOOST_NO_EXCEPTIONS +#include <exception> + +#include <boost/assert.hpp> + +namespace boost { +namespace archive { +namespace iterators { + +////////////////////////////////////////////////////////////////////// +// exceptions thrown by base64s +// +class base64_exception : public std::exception +{ +public: + typedef enum { + invalid_code, // attempt to encode a value > 6 bits + invalid_character, // decode a value not in base64 char set + other_exception + } exception_code; + exception_code code; + + base64_exception(exception_code c = other_exception) : code(c) + {} + + virtual const char *what( ) const throw( ) + { + const char *msg = "unknown exception code"; + switch(code){ + case invalid_code: + msg = "attempt to encode a value > 6 bits"; + break; + case invalid_character: + msg = "attempt to decode a value not in base64 char set"; + break; + default: + BOOST_ASSERT(false); + break; + } + return msg; + } +}; + +} // namespace iterators +} // namespace archive +} // namespace boost + +#endif //BOOST_NO_EXCEPTIONS +#endif //BOOST_ARCHIVE_ITERATORS_ARCHIVE_EXCEPTION_HPP |