diff DEPENDENCIES/generic/include/boost/archive/impl/basic_text_iprimitive.ipp @ 16:2665513ce2d3

Add boost headers
author Chris Cannam
date Tue, 05 Aug 2014 11:11:38 +0100
parents
children c530137014c0
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DEPENDENCIES/generic/include/boost/archive/impl/basic_text_iprimitive.ipp	Tue Aug 05 11:11:38 2014 +0100
@@ -0,0 +1,152 @@
+/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
+// basic_text_iprimitive.ipp:
+
+// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
+// 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 for updates, documentation, and revision history.
+
+#include <cstddef> // size_t
+#include <cstddef> // NULL
+
+#include <boost/config.hpp>
+#if defined(BOOST_NO_STDC_NAMESPACE)
+namespace std{ 
+    using ::size_t; 
+} // namespace std
+#endif
+
+#include <boost/serialization/throw_exception.hpp>
+#include <boost/serialization/pfto.hpp>
+
+#include <boost/archive/basic_text_iprimitive.hpp>
+#include <boost/archive/codecvt_null.hpp>
+#include <boost/archive/add_facet.hpp>
+
+#include <boost/archive/iterators/remove_whitespace.hpp>
+#include <boost/archive/iterators/istream_iterator.hpp>
+#include <boost/archive/iterators/binary_from_base64.hpp>
+#include <boost/archive/iterators/transform_width.hpp>
+
+namespace boost { 
+namespace archive {
+
+namespace {
+    template<class CharType>
+    bool is_whitespace(CharType c);
+
+    template<>
+    bool is_whitespace(char t){
+        return 0 != std::isspace(t);
+    }
+
+    #ifndef BOOST_NO_CWCHAR
+    template<>
+    bool is_whitespace(wchar_t t){
+        return 0 != std::iswspace(t);
+    }
+    #endif
+}
+
+// translate base64 text into binary and copy into buffer
+// until buffer is full.
+template<class IStream>
+BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
+basic_text_iprimitive<IStream>::load_binary(
+    void *address, 
+    std::size_t count
+){
+    typedef BOOST_DEDUCED_TYPENAME IStream::char_type CharType;
+    
+    if(0 == count)
+        return;
+        
+    BOOST_ASSERT(
+        static_cast<std::size_t>((std::numeric_limits<std::streamsize>::max)())
+        > (count + sizeof(CharType) - 1)/sizeof(CharType)
+    );
+        
+    if(is.fail())
+        boost::serialization::throw_exception(
+            archive_exception(archive_exception::input_stream_error)
+        );
+    // convert from base64 to binary
+    typedef BOOST_DEDUCED_TYPENAME
+        iterators::transform_width<
+            iterators::binary_from_base64<
+                iterators::remove_whitespace<
+                    iterators::istream_iterator<CharType>
+                >
+                ,CharType
+            >
+            ,8
+            ,6
+            ,CharType
+        > 
+        binary;
+        
+    binary i = binary(
+        BOOST_MAKE_PFTO_WRAPPER(
+            iterators::istream_iterator<CharType>(is)
+        )
+    );
+
+    char * caddr = static_cast<char *>(address);
+    
+    // take care that we don't increment anymore than necessary
+    while(count-- > 0){
+        *caddr++ = static_cast<char>(*i++);
+    }
+
+    // skip over any excess input
+    for(;;){
+        BOOST_DEDUCED_TYPENAME IStream::int_type r;
+        r = is.get();
+        if(is.eof())
+            break;
+        if(is_whitespace(static_cast<CharType>(r)))
+            break;
+    }
+}
+    
+template<class IStream>
+BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
+basic_text_iprimitive<IStream>::basic_text_iprimitive(
+    IStream  &is_,
+    bool no_codecvt
+) :
+#ifndef BOOST_NO_STD_LOCALE
+    is(is_),
+    flags_saver(is_),
+    precision_saver(is_),
+    archive_locale(NULL),
+    locale_saver(* is_.rdbuf())
+{
+    if(! no_codecvt){
+        archive_locale.reset(
+            add_facet(
+                std::locale::classic(), 
+                new codecvt_null<BOOST_DEDUCED_TYPENAME IStream::char_type>
+            )
+        );
+        is.imbue(* archive_locale);
+    }
+    is >> std::noboolalpha;
+}
+#else
+    is(is_),
+    flags_saver(is_),
+    precision_saver(is_)
+{}
+#endif
+
+template<class IStream>
+BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
+basic_text_iprimitive<IStream>::~basic_text_iprimitive(){
+    is.sync();
+}
+
+} // namespace archive
+} // namespace boost