// Boost uuid_io.hpp header file ----------------------------------------------// // Copyright 2009 Andy Tompkins. // Distributed under 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) // Revision History // 20 Mar 2009 - Initial Revision // 28 Nov 2009 - disabled deprecated warnings for MSVC #ifndef BOOST_UUID_IO_HPP #define BOOST_UUID_IO_HPP #include <boost/uuid/uuid.hpp> #include <ios> #include <ostream> #include <istream> #include <boost/io/ios_state.hpp> #include <locale> #include <algorithm> #if defined(_MSC_VER) #pragma warning(push) // Save warning settings. #pragma warning(disable : 4996) // Disable deprecated std::ctype<char>::widen, std::copy #endif namespace boost { namespace uuids { template <typename ch, typename char_traits> std::basic_ostream<ch, char_traits>& operator<<(std::basic_ostream<ch, char_traits> &os, uuid const& u) { io::ios_flags_saver flags_saver(os); io::ios_width_saver width_saver(os); io::basic_ios_fill_saver<ch, char_traits> fill_saver(os); const typename std::basic_ostream<ch, char_traits>::sentry ok(os); if (ok) { os << std::hex; os.fill(os.widen('0')); std::size_t i=0; for (uuid::const_iterator i_data = u.begin(); i_data!=u.end(); ++i_data, ++i) { os.width(2); os << static_cast<unsigned int>(*i_data); if (i == 3 || i == 5 || i == 7 || i == 9) { os << os.widen('-'); } } } return os; } template <typename ch, typename char_traits> std::basic_istream<ch, char_traits>& operator>>(std::basic_istream<ch, char_traits> &is, uuid &u) { const typename std::basic_istream<ch, char_traits>::sentry ok(is); if (ok) { unsigned char data[16]; typedef std::ctype<ch> ctype_t; ctype_t const& ctype = std::use_facet<ctype_t>(is.getloc()); ch xdigits[16]; { char szdigits[] = "0123456789ABCDEF"; ctype.widen(szdigits, szdigits+16, xdigits); } ch*const xdigits_end = xdigits+16; ch c; for (std::size_t i=0; i<u.size() && is; ++i) { is >> c; c = ctype.toupper(c); ch* f = std::find(xdigits, xdigits_end, c); if (f == xdigits_end) { is.setstate(std::ios_base::failbit); break; } unsigned char byte = static_cast<unsigned char>(std::distance(&xdigits[0], f)); is >> c; c = ctype.toupper(c); f = std::find(xdigits, xdigits_end, c); if (f == xdigits_end) { is.setstate(std::ios_base::failbit); break; } byte <<= 4; byte |= static_cast<unsigned char>(std::distance(&xdigits[0], f)); data[i] = byte; if (is) { if (i == 3 || i == 5 || i == 7 || i == 9) { is >> c; if (c != is.widen('-')) is.setstate(std::ios_base::failbit); } } } if (is) { std::copy(data, data+16, u.begin()); } } return is; } }} //namespace boost::uuids #if defined(_MSC_VER) #pragma warning(pop) // Restore warnings to previous state. #endif #endif // BOOST_UUID_IO_HPP