FM / iostreams

/usr/include/boost/iostreams

Name	Size	Mode	Actions
detail/	-	0755	rm
device/	-	0755	rm
filter/	-	0755	rm
categories.hpp	4737	0644	edit dl rm
chain.hpp	21725	0644	edit dl rm
char_traits.hpp	2433	0644	edit dl rm
checked_operations.hpp	4899	0644	edit dl rm
close.hpp	7012	0644	edit dl rm
code_converter.hpp	14429	0644	edit dl rm
combine.hpp	8686	0644	edit dl rm
compose.hpp	18155	0644	edit dl rm
concepts.hpp	3957	0644	edit dl rm
constants.hpp	1363	0644	edit dl rm
copy.hpp	9430	0644	edit dl rm
filtering_stream.hpp	6970	0644	edit dl rm
filtering_streambuf.hpp	3081	0644	edit dl rm
flush.hpp	3205	0644	edit dl rm
get.hpp	545	0644	edit dl rm
imbue.hpp	2221	0644	edit dl rm
input_sequence.hpp	1991	0644	edit dl rm
invert.hpp	5556	0644	edit dl rm
operations.hpp	940	0644	edit dl rm
operations_fwd.hpp	1036	0644	edit dl rm
optimal_buffer_size.hpp	2433	0644	edit dl rm
output_sequence.hpp	2005	0644	edit dl rm
pipeline.hpp	3646	0644	edit dl rm
positioning.hpp	4102	0644	edit dl rm
put.hpp	546	0644	edit dl rm
putback.hpp	557	0644	edit dl rm
read.hpp	7303	0644	edit dl rm
restrict.hpp	945	0644	edit dl rm
seek.hpp	5457	0644	edit dl rm
skip.hpp	3872	0644	edit dl rm
slice.hpp	1018	0644	edit dl rm
stream.hpp	6133	0644	edit dl rm
stream_buffer.hpp	3904	0644	edit dl rm
tee.hpp	7495	0644	edit dl rm
traits.hpp	11846	0644	edit dl rm
traits_fwd.hpp	2020	0644	edit dl rm
write.hpp	4856	0644	edit dl rm

Edit: /usr/include/boost/iostreams/traits.hpp (11846B)

// (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
// (C) Copyright 2003-2007 Jonathan Turkanis
// 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.)

// See http://www.boost.org/libs/iostreams for documentation.

// 
// Contains metafunctions char_type_of, category_of and mode_of used for
// deducing the i/o category and i/o mode of a model of Filter or Device.
//
// Also contains several utility metafunctions, functions and macros.
//

#ifndef BOOST_IOSTREAMS_IO_TRAITS_HPP_INCLUDED
#define BOOST_IOSTREAMS_IO_TRAITS_HPP_INCLUDED

#if defined(_MSC_VER)
# pragma once
#endif

#include <iosfwd> // stream types, char_traits.
#include <boost/config.hpp> // partial spec, deduced typename.
#include <boost/detail/workaround.hpp>
#include <boost/iostreams/categories.hpp>
#include <boost/iostreams/detail/bool_trait_def.hpp> 
#include <boost/iostreams/detail/config/wide_streams.hpp>
#include <boost/iostreams/detail/is_iterator_range.hpp> 
#include <boost/iostreams/detail/select.hpp> 
#include <boost/iostreams/detail/select_by_size.hpp> 
#include <boost/iostreams/detail/wrap_unwrap.hpp> 
#include <boost/iostreams/traits_fwd.hpp> 
#include <boost/mpl/bool.hpp> 
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/identity.hpp> 
#include <boost/mpl/int.hpp> 
#include <boost/mpl/or.hpp> 
#include <boost/range/iterator_range.hpp>
#include <boost/range/value_type.hpp>
#include <boost/ref.hpp>
#include <boost/type_traits/is_convertible.hpp>

// Must come last.
#include <boost/iostreams/detail/config/disable_warnings.hpp>

namespace boost { namespace iostreams {

//----------Definitions of predicates for streams and stream buffers----------//

#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //--------------------------------//

BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_istream, std::basic_istream, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_ostream, std::basic_ostream, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_iostream, std::basic_iostream, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_streambuf, std::basic_streambuf, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_ifstream, std::basic_ifstream, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_ofstream, std::basic_ofstream, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_fstream, std::basic_fstream, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_filebuf, std::basic_filebuf, 2)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_istringstream, std::basic_istringstream, 3)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_ostringstream, std::basic_ostringstream, 3)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_stringstream, std::basic_stringstream, 3)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_stringbuf, std::basic_stringbuf, 3)

#else // #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //-----------------------//

BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_istream, std::istream, 0)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_ostream, std::ostream, 0)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_iostream, std::iostream, 0)
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_streambuf, std::streambuf, 0)

#endif // #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //----------------------//

template<typename T>
struct is_std_io
 : mpl::or_< is_istream<T>, is_ostream<T>, is_streambuf<T> >
 { };

template<typename T>
struct is_std_file_device
 : mpl::or_< 
 is_ifstream<T>, 
 is_ofstream<T>, 
 is_fstream<T>, 
 is_filebuf<T>
 >
 { };

template<typename T>
struct is_std_string_device
 : mpl::or_< 
 is_istringstream<T>, 
 is_ostringstream<T>, 
 is_stringstream<T>, 
 is_stringbuf<T>
 >
 { };

template<typename Device, typename Tr, typename Alloc>
struct stream;

template<typename T, typename Tr, typename Alloc, typename Mode>
class stream_buffer;

template< typename Mode, typename Ch, typename Tr, 
 typename Alloc, typename Access >
class filtering_stream;

template< typename Mode, typename Ch, typename Tr, 
 typename Alloc, typename Access >
class wfiltering_stream;

template< typename Mode, typename Ch, typename Tr, 
 typename Alloc, typename Access >
class filtering_streambuf;

template< typename Mode, typename Ch, typename Tr, 
 typename Alloc, typename Access >
class filtering_wstreambuf;

namespace detail {

template<typename T, typename Tr>
class linked_streambuf;

BOOST_IOSTREAMS_BOOL_TRAIT_DEF( is_boost_stream,
                                boost::iostreams::stream,
                                3 )
BOOST_IOSTREAMS_BOOL_TRAIT_DEF( is_boost_stream_buffer,
                                boost::iostreams::stream_buffer,
                                4 )
BOOST_IOSTREAMS_BOOL_TRAIT_DEF( is_filtering_stream_impl,
                                boost::iostreams::filtering_stream,
                                5 )
BOOST_IOSTREAMS_BOOL_TRAIT_DEF( is_filtering_wstream_impl,
                                boost::iostreams::wfiltering_stream,
                                5 )
BOOST_IOSTREAMS_BOOL_TRAIT_DEF( is_filtering_streambuf_impl,
                                boost::iostreams::filtering_streambuf,
                                5 )
BOOST_IOSTREAMS_BOOL_TRAIT_DEF( is_filtering_wstreambuf_impl,
                                boost::iostreams::filtering_wstreambuf,
                                5 )
BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_linked, linked_streambuf, 2)

template<typename T>
struct is_filtering_stream
 : mpl::or_<
 is_filtering_stream_impl<T>,
 is_filtering_wstream_impl<T>
 >
 { };

template<typename T>
struct is_filtering_streambuf
 : mpl::or_<
 is_filtering_streambuf_impl<T>,
 is_filtering_wstreambuf_impl<T>
 >
 { };

template<typename T>
struct is_boost
 : mpl::or_<
 is_boost_stream<T>, 
 is_boost_stream_buffer<T>, 
 is_filtering_stream<T>, 
 is_filtering_streambuf<T>
 >
 { };

} // End namespace detail.
                    
//------------------Definitions of char_type_of-------------------------------//

namespace detail {

template<typename T>
struct member_char_type { typedef typename T::char_type type; };

} // End namespace detail.

# ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //-------------------------------//

template<typename T>
struct char_type_of 
 : detail::member_char_type<
 typename detail::unwrapped_type<T>::type
 > 
 { };

# else // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //---------------------//

template<typename T>
struct char_type_of {
 typedef typename detail::unwrapped_type<T>::type U;
 typedef typename 
 mpl::eval_if<
 is_std_io,
 mpl::identity<char>,
 detail::member_char_type
 >::type type;
};

# endif // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //--------------------//

template<typename Iter>
struct char_type_of< iterator_range<Iter> > {
 typedef typename iterator_value<Iter>::type type;
};

//------------------Definitions of category_of--------------------------------//

namespace detail {

template<typename T>
struct member_category { typedef typename T::category type; };

} // End namespace detail.

template<typename T>
struct category_of {
 template<typename U>
 struct member_category { 
 typedef typename U::category type; 
 };
 typedef typename detail::unwrapped_type<T>::type U;
 typedef typename 
 mpl::eval_if<
 mpl::and_<
 is_std_io,
 mpl::not_< detail::is_boost >
 >,
 iostreams::select< // Disambiguation for Tru64
 is_filebuf, filebuf_tag,
 is_ifstream, ifstream_tag,
 is_ofstream, ofstream_tag,
 is_fstream, fstream_tag,
 is_stringbuf, stringbuf_tag,
 is_istringstream, istringstream_tag,
 is_ostringstream, ostringstream_tag,
 is_stringstream, stringstream_tag,
 is_streambuf, generic_streambuf_tag,
 is_iostream, generic_iostream_tag,
 is_istream, generic_istream_tag, 
 is_ostream, generic_ostream_tag
 >,
 detail::member_category
 >::type type;
};

// Partial specialization for reference wrappers

template<typename T>
struct category_of< reference_wrapper<T> >
 : category_of<T>
 { };

//------------------Definition of get_category--------------------------------//

// 
// Returns an object of type category_of<T>::type.
// 
template<typename T>
inline typename category_of<T>::type get_category(const T&) 
{ typedef typename category_of<T>::type category; return category(); }

//------------------Definition of int_type_of---------------------------------//

template<typename T>
struct int_type_of { 
#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
 typedef std::char_traits<
 BOOST_DEDUCED_TYPENAME char_type_of<T>::type
 > traits_type; 
 typedef typename traits_type::int_type type; 
#else 
 typedef int type; 
#endif
};

//------------------Definition of mode_of-------------------------------------//

namespace detail {

template<int N> struct io_mode_impl;

#define BOOST_IOSTREAMS_MODE_HELPER(tag_, id_) \
 case_<id_> io_mode_impl_helper(tag_); \
 template<> struct io_mode_impl<id_> { typedef tag_ type; }; \
 /**/
BOOST_IOSTREAMS_MODE_HELPER(input, 1)
BOOST_IOSTREAMS_MODE_HELPER(output, 2)
BOOST_IOSTREAMS_MODE_HELPER(bidirectional, 3)
BOOST_IOSTREAMS_MODE_HELPER(input_seekable, 4)
BOOST_IOSTREAMS_MODE_HELPER(output_seekable, 5)
BOOST_IOSTREAMS_MODE_HELPER(seekable, 6)
BOOST_IOSTREAMS_MODE_HELPER(dual_seekable, 7)
BOOST_IOSTREAMS_MODE_HELPER(bidirectional_seekable, 8)
BOOST_IOSTREAMS_MODE_HELPER(dual_use, 9)
#undef BOOST_IOSTREAMS_MODE_HELPER

template<typename T>
struct io_mode_id {
 typedef typename category_of<T>::type category;
 BOOST_SELECT_BY_SIZE(int, value, detail::io_mode_impl_helper(category()));
};

} // End namespace detail.

template<typename T> // Borland 5.6.4 requires this circumlocution.
struct mode_of : detail::io_mode_impl< detail::io_mode_id<T>::value > { };

// Partial specialization for reference wrappers

template<typename T>
struct mode_of< reference_wrapper<T> >
 : mode_of<T>
 { };

//------------------Definition of is_device, is_filter and is_direct----------//

namespace detail {

template<typename T, typename Tag>
struct has_trait_impl {
 typedef typename category_of<T>::type category;
 BOOST_STATIC_CONSTANT(bool, value = (is_convertible<category, Tag>::value));
};

template<typename T, typename Tag>
struct has_trait 
 : mpl::bool_<has_trait_impl<T, Tag>::value>
 { };

} // End namespace detail.

template<typename T>
struct is_device : detail::has_trait<T, device_tag> { };

template<typename T>
struct is_filter : detail::has_trait<T, filter_tag> { };

template<typename T>
struct is_direct : detail::has_trait<T, direct_tag> { };
 
//------------------Definition of BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS----------//

#define BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr) \
    typedef Tr                              traits_type; \
    typedef typename traits_type::int_type  int_type; \
    typedef typename traits_type::off_type  off_type; \
    typedef typename traits_type::pos_type  pos_type; \
    /**/

} } // End namespaces iostreams, boost.

#include <boost/iostreams/detail/config/enable_warnings.hpp>

#endif // #ifndef BOOST_IOSTREAMS_IO_TRAITS_HPP_INCLUDED

cmd: