ndnboost: Include boost::iostreams for internal use.
diff --git a/include/ndnboost/iostreams/detail/adapter/concept_adapter.hpp b/include/ndnboost/iostreams/detail/adapter/concept_adapter.hpp
new file mode 100644
index 0000000..d182bee
--- /dev/null
+++ b/include/ndnboost/iostreams/detail/adapter/concept_adapter.hpp
@@ -0,0 +1,287 @@
+// (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_CONCEPT_ADAPTER_HPP_INCLUDED
+#define NDNBOOST_IOSTREAMS_DETAIL_CONCEPT_ADAPTER_HPP_INCLUDED
+
+#include <ndnboost/config.hpp> // SFINAE.
+#include <ndnboost/iostreams/concepts.hpp>
+#include <ndnboost/iostreams/categories.hpp>
+#include <ndnboost/iostreams/detail/adapter/non_blocking_adapter.hpp>
+#include <ndnboost/iostreams/detail/call_traits.hpp>
+#include <ndnboost/iostreams/detail/char_traits.hpp>
+#include <ndnboost/iostreams/detail/dispatch.hpp>
+#include <ndnboost/iostreams/detail/error.hpp>
+#include <ndnboost/iostreams/detail/streambuf.hpp> // pubsync.
+#include <ndnboost/iostreams/detail/config/unreachable_return.hpp>
+#include <ndnboost/iostreams/device/null.hpp>
+#include <ndnboost/iostreams/traits.hpp>
+#include <ndnboost/iostreams/operations.hpp>
+#include <ndnboost/mpl/if.hpp>
+#include <ndnboost/static_assert.hpp>
+#include <ndnboost/throw_exception.hpp>
+
+// Must come last.
+#include <ndnboost/iostreams/detail/config/disable_warnings.hpp> // MSVC.
+
+
+namespace ndnboost { namespace iostreams { namespace detail {
+
+template<typename Category> struct device_wrapper_impl;
+template<typename Category> struct flt_wrapper_impl;
+
+template<typename T>
+class concept_adapter {
+private:
+ typedef typename detail::value_type<T>::type value_type;
+ typedef typename dispatch<T, input, output>::type input_tag;
+ typedef typename dispatch<T, output, input>::type output_tag;
+ typedef typename
+ mpl::if_<
+ is_device<T>,
+ device_wrapper_impl<input_tag>,
+ flt_wrapper_impl<input_tag>
+ >::type input_impl;
+ typedef typename
+ mpl::if_<
+ is_device<T>,
+ device_wrapper_impl<output_tag>,
+ flt_wrapper_impl<output_tag>
+ >::type output_impl;
+ typedef typename
+ mpl::if_<
+ is_device<T>,
+ device_wrapper_impl<any_tag>,
+ flt_wrapper_impl<any_tag>
+ >::type any_impl;
+public:
+ typedef typename char_type_of<T>::type char_type;
+ typedef typename category_of<T>::type category;
+
+ explicit concept_adapter(const reference_wrapper<T>& ref) : t_(ref.get())
+ { NDNBOOST_STATIC_ASSERT(is_std_io<T>::value); }
+ explicit concept_adapter(const T& t) : t_(t)
+ { NDNBOOST_STATIC_ASSERT(!is_std_io<T>::value); }
+
+ T& operator*() { return t_; }
+ T* operator->() { return &t_; }
+
+ std::streamsize read(char_type* s, std::streamsize n)
+ { return this->read(s, n, (basic_null_source<char_type>*) 0); }
+
+ template<typename Source>
+ std::streamsize read(char_type* s, std::streamsize n, Source* src)
+ { return input_impl::read(t_, src, s, n); }
+
+ std::streamsize write(const char_type* s, std::streamsize n)
+ { return this->write(s, n, (basic_null_sink<char_type>*) 0); }
+
+ template<typename Sink>
+ std::streamsize write(const char_type* s, std::streamsize n, Sink* snk)
+ { return output_impl::write(t_, snk, s, n); }
+
+ std::streampos seek( stream_offset off, NDNBOOST_IOS::seekdir way,
+ NDNBOOST_IOS::openmode which )
+ {
+ return this->seek( off, way, which,
+ (basic_null_device<char_type, seekable>*) 0);
+ }
+
+ template<typename Device>
+ std::streampos seek( stream_offset off, NDNBOOST_IOS::seekdir way,
+ NDNBOOST_IOS::openmode which, Device* dev )
+ { return any_impl::seek(t_, dev, off, way, which); }
+
+ void close(NDNBOOST_IOS::openmode which)
+ { this->close(which, (basic_null_device<char_type, seekable>*) 0); }
+
+ template<typename Device>
+ void close(NDNBOOST_IOS::openmode which, Device* dev)
+ { any_impl::close(t_, dev, which); }
+
+ template<typename Device>
+ bool flush( Device* dev )
+ {
+ bool result = any_impl::flush(t_, dev);
+ if (dev && dev->NDNBOOST_IOSTREAMS_PUBSYNC() == -1)
+ result = false;
+ return result;
+ }
+
+ template<typename Locale> // Avoid dependency on <locale>
+ void imbue(const Locale& loc) { iostreams::imbue(t_, loc); }
+
+ std::streamsize optimal_buffer_size() const
+ { return iostreams::optimal_buffer_size(t_); }
+public:
+ concept_adapter& operator=(const concept_adapter&);
+ value_type t_;
+};
+
+//------------------Specializations of device_wrapper_impl--------------------//
+
+template<>
+struct device_wrapper_impl<any_tag> {
+ template<typename Device, typename Dummy>
+ static std::streampos
+ seek( Device& dev, Dummy*, stream_offset off,
+ NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode which )
+ {
+ typedef typename category_of<Device>::type category;
+ return seek(dev, off, way, which, category());
+ }
+
+ template<typename Device>
+ static std::streampos
+ seek( Device&, stream_offset, NDNBOOST_IOS::seekdir,
+ NDNBOOST_IOS::openmode, any_tag )
+ {
+ ndnboost::throw_exception(cant_seek());
+ NDNBOOST_IOSTREAMS_UNREACHABLE_RETURN(0)
+ }
+
+ template<typename Device>
+ static std::streampos
+ seek( Device& dev, stream_offset off,
+ NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode which,
+ random_access )
+ {
+ return iostreams::seek(dev, off, way, which);
+ }
+
+ template<typename Device, typename Dummy>
+ static void close(Device& dev, Dummy*, NDNBOOST_IOS::openmode which)
+ { iostreams::close(dev, which); }
+
+ template<typename Device, typename Dummy>
+ static bool flush(Device& dev, Dummy*)
+ { return iostreams::flush(dev); }
+};
+
+
+template<>
+struct device_wrapper_impl<input> : device_wrapper_impl<any_tag> {
+ template<typename Device, typename Dummy>
+ static std::streamsize
+ read( Device& dev, Dummy*, typename char_type_of<Device>::type* s,
+ std::streamsize n )
+ { return iostreams::read(dev, s, n); }
+
+ template<typename Device, typename Dummy>
+ static std::streamsize
+ write( Device&, Dummy*, const typename char_type_of<Device>::type*,
+ std::streamsize )
+ { ndnboost::throw_exception(cant_write());
+ NDNBOOST_IOSTREAMS_UNREACHABLE_RETURN(0) }
+};
+
+template<>
+struct device_wrapper_impl<output> {
+ template<typename Device, typename Dummy>
+ static std::streamsize
+ read(Device&, Dummy*, typename char_type_of<Device>::type*, std::streamsize)
+ { ndnboost::throw_exception(cant_read());
+ NDNBOOST_IOSTREAMS_UNREACHABLE_RETURN(0) }
+
+ template<typename Device, typename Dummy>
+ static std::streamsize
+ write( Device& dev, Dummy*, const typename char_type_of<Device>::type* s,
+ std::streamsize n )
+ { return iostreams::write(dev, s, n); }
+};
+
+//------------------Specializations of flt_wrapper_impl--------------------//
+
+template<>
+struct flt_wrapper_impl<any_tag> {
+ template<typename Filter, typename Device>
+ static std::streampos
+ seek( Filter& f, Device* dev, stream_offset off,
+ NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode which )
+ {
+ typedef typename category_of<Filter>::type category;
+ return seek(f, dev, off, way, which, category());
+ }
+
+ template<typename Filter, typename Device>
+ static std::streampos
+ seek( Filter&, Device*, stream_offset,
+ NDNBOOST_IOS::seekdir, NDNBOOST_IOS::openmode, any_tag )
+ { ndnboost::throw_exception(cant_seek());
+ NDNBOOST_IOSTREAMS_UNREACHABLE_RETURN(0) }
+
+ template<typename Filter, typename Device>
+ static std::streampos
+ seek( Filter& f, Device* dev, stream_offset off,
+ NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode which,
+ random_access tag )
+ {
+ typedef typename category_of<Filter>::type category;
+ return seek(f, dev, off, way, which, tag, category());
+ }
+
+ template<typename Filter, typename Device>
+ static std::streampos
+ seek( Filter& f, Device* dev, stream_offset off,
+ NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode,
+ random_access, any_tag )
+ { return f.seek(*dev, off, way); }
+
+ template<typename Filter, typename Device>
+ static std::streampos
+ seek( Filter& f, Device* dev, stream_offset off,
+ NDNBOOST_IOS::seekdir way, NDNBOOST_IOS::openmode which,
+ random_access, two_sequence )
+ { return f.seek(*dev, off, way, which); }
+
+ template<typename Filter, typename Device>
+ static void close(Filter& f, Device* dev, NDNBOOST_IOS::openmode which)
+ { iostreams::close(f, *dev, which); }
+
+ template<typename Filter, typename Device>
+ static bool flush(Filter& f, Device* dev)
+ { return iostreams::flush(f, *dev); }
+};
+
+template<>
+struct flt_wrapper_impl<input> {
+ template<typename Filter, typename Source>
+ static std::streamsize
+ read( Filter& f, Source* src, typename char_type_of<Filter>::type* s,
+ std::streamsize n )
+ { return iostreams::read(f, *src, s, n); }
+
+ template<typename Filter, typename Sink>
+ static std::streamsize
+ write( Filter&, Sink*, const typename char_type_of<Filter>::type*,
+ std::streamsize )
+ { ndnboost::throw_exception(cant_write());
+ NDNBOOST_IOSTREAMS_UNREACHABLE_RETURN(0) }
+};
+
+template<>
+struct flt_wrapper_impl<output> {
+ template<typename Filter, typename Source>
+ static std::streamsize
+ read(Filter&, Source*, typename char_type_of<Filter>::type*,std::streamsize)
+ { ndnboost::throw_exception(cant_read());
+ NDNBOOST_IOSTREAMS_UNREACHABLE_RETURN(0) }
+
+ template<typename Filter, typename Sink>
+ static std::streamsize
+ write( Filter& f, Sink* snk, const typename char_type_of<Filter>::type* s,
+ std::streamsize n )
+ { return iostreams::write(f, *snk, s, n); }
+};
+
+//----------------------------------------------------------------------------//
+
+} } } // End namespaces detail, iostreams, boost.
+
+#include <ndnboost/iostreams/detail/config/enable_warnings.hpp> // MSVC.
+
+#endif // #ifndef NDNBOOST_IOSTREAMS_DETAIL_CONCEPT_ADAPTER_HPP_INCLUDED