#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 |