ndnboost: Include boost::iostreams for internal use.
diff --git a/include/ndnboost/iostreams/detail/adapter/mode_adapter.hpp b/include/ndnboost/iostreams/detail/adapter/mode_adapter.hpp
new file mode 100644
index 0000000..46d5b64
--- /dev/null
+++ b/include/ndnboost/iostreams/detail/adapter/mode_adapter.hpp
@@ -0,0 +1,123 @@
+// (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.
+
+#ifndef NDNBOOST_IOSTREAMS_DETAIL_MODE_ADAPTER_HPP_INCLUDED
+#define NDNBOOST_IOSTREAMS_DETAIL_MODE_ADAPTER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+// Contains the definition of the class template mode_adapter, which allows
+// a filter or device to function as if it has a different i/o mode than that
+// deduced by the metafunction mode_of.
+
+#include <ndnboost/config.hpp> // NDNBOOST_MSVC.
+#include <ndnboost/detail/workaround.hpp>
+#include <ndnboost/iostreams/categories.hpp>
+#include <ndnboost/iostreams/detail/ios.hpp> // openmode, seekdir, int types.
+#include <ndnboost/iostreams/traits.hpp>
+#include <ndnboost/iostreams/operations.hpp>
+#include <ndnboost/mpl/if.hpp>
+
+namespace ndnboost { namespace iostreams { namespace detail {
+
+template<typename Mode, typename T>
+class mode_adapter {
+private:
+ struct empty_base { };
+public:
+ typedef typename wrapped_type<T>::type component_type;
+ typedef typename char_type_of<T>::type char_type;
+ struct category
+ : Mode,
+ device_tag,
+ mpl::if_<is_filter<T>, filter_tag, device_tag>,
+ mpl::if_<is_filter<T>, multichar_tag, empty_base>,
+ #if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, < 1300)
+ closable_tag, // VC6 can't see member close()!
+ #endif
+ localizable_tag
+ { };
+ explicit mode_adapter(const component_type& t) : t_(t) { }
+
+ // Device member functions.
+
+ std::streamsize read(char_type* s, std::streamsize n);
+ std::streamsize write(const char_type* s, std::streamsize n);
+ std::streampos seek( stream_offset off, NDNBOOST_IOS::seekdir way,
+ NDNBOOST_IOS::openmode which =
+ NDNBOOST_IOS::in | NDNBOOST_IOS::out );
+#if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, < 1300)
+ void close();
+ void close(NDNBOOST_IOS::openmode which);
+#endif
+
+ // Filter member functions.
+
+ template<typename Source>
+ std::streamsize read(Source& src, char_type* s, std::streamsize n)
+ { return iostreams::read(t_, src, s, n); }
+
+ template<typename Sink>
+ std::streamsize write(Sink& snk, const char_type* s, std::streamsize n)
+ { return iostreams::write(t_, snk, s, n); }
+
+ template<typename Device>
+ std::streampos seek(Device& dev, stream_offset off, NDNBOOST_IOS::seekdir way)
+ { return iostreams::seek(t_, dev, off, way); }
+
+ template<typename Device>
+ std::streampos seek( Device& dev, stream_offset off,
+ NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode which )
+ { return iostreams::seek(t_, dev, off, way, which); }
+
+ template<typename Device>
+ void close(Device& dev)
+ { detail::close_all(t_, dev); }
+
+ template<typename Device>
+ void close(Device& dev, NDNBOOST_IOS::openmode which)
+ { iostreams::close(t_, dev, which); }
+
+ template<typename Locale>
+ void imbue(const Locale& loc)
+ { iostreams::imbue(t_, loc); }
+private:
+ component_type t_;
+};
+
+//------------------Implementation of mode_adapter----------------------------//
+
+template<typename Mode, typename T>
+std::streamsize mode_adapter<Mode, T>::read
+ (char_type* s, std::streamsize n)
+{ return ndnboost::iostreams::read(t_, s, n); }
+
+template<typename Mode, typename T>
+std::streamsize mode_adapter<Mode, T>::write
+ (const char_type* s, std::streamsize n)
+{ return ndnboost::iostreams::write(t_, s, n); }
+
+template<typename Mode, typename T>
+std::streampos mode_adapter<Mode, T>::seek
+ (stream_offset off, NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode which)
+{ return ndnboost::iostreams::seek(t_, off, way, which); }
+
+#if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, < 1300)
+ template<typename Mode, typename T>
+ void mode_adapter<Mode, T>::close()
+ { detail::close_all(t_); }
+
+ template<typename Mode, typename T>
+ void mode_adapter<Mode, T>::close(NDNBOOST_IOS::openmode which)
+ { iostreams::close(t_, which); }
+#endif
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef NDNBOOST_IOSTREAMS_DETAIL_MODE_ADAPTER_HPP_INCLUDED //-----//