From 66e6af89ce413ed7bb9f427d64250c6cc4bc3120 Mon Sep 17 00:00:00 2001
From: kenshi84 <kenshi84@protonmail.ch>
Date: Fri, 16 Dec 2016 18:10:03 +0900
Subject: added experimental boost::archive::portable_binary_{i|o}archive

---
 external/boost/src/portable_binary_iarchive.cpp | 135 ++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 external/boost/src/portable_binary_iarchive.cpp

(limited to 'external/boost/src/portable_binary_iarchive.cpp')

diff --git a/external/boost/src/portable_binary_iarchive.cpp b/external/boost/src/portable_binary_iarchive.cpp
new file mode 100644
index 000000000..4fdcf882a
--- /dev/null
+++ b/external/boost/src/portable_binary_iarchive.cpp
@@ -0,0 +1,135 @@
+/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
+// portable_binary_iarchive.cpp
+
+// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
+// Use, modification and distribution is subject to 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 <istream>
+#include <string>
+
+#include <boost/detail/endian.hpp>
+#include <boost/serialization/throw_exception.hpp>
+#include <boost/archive/archive_exception.hpp>
+
+#include <boost/archive/portable_binary_iarchive.hpp>
+
+namespace boost { namespace archive {
+
+void 
+portable_binary_iarchive::load_impl(boost::intmax_t & l, char maxsize){
+    char size;
+    l = 0;
+    this->primitive_base_t::load(size);
+
+    if(0 == size){
+        return;
+    }
+
+    bool negative = (size < 0);
+    if(negative)
+        size = -size;
+
+    if(size > maxsize)
+        boost::serialization::throw_exception(
+            portable_binary_iarchive_exception()
+        );
+
+    char * cptr = reinterpret_cast<char *>(& l);
+    #ifdef BOOST_BIG_ENDIAN
+        cptr += (sizeof(boost::intmax_t) - size);
+    #endif
+    this->primitive_base_t::load_binary(cptr, size);
+
+    #ifdef BOOST_BIG_ENDIAN
+        if(m_flags & endian_little)
+    #else
+        if(m_flags & endian_big)
+    #endif
+    reverse_bytes(size, cptr);
+    
+    if(negative)
+        l = -l;
+}
+
+void
+portable_binary_iarchive::load_override(
+    boost::archive::class_name_type & t
+){
+    std::string cn;
+    cn.reserve(BOOST_SERIALIZATION_MAX_KEY_SIZE);
+    load_override(cn);
+    if(cn.size() > (BOOST_SERIALIZATION_MAX_KEY_SIZE - 1))
+        boost::serialization::throw_exception(
+            boost::archive::archive_exception(
+                boost::archive::archive_exception::invalid_class_name)
+            );
+    std::memcpy(t, cn.data(), cn.size());
+    // borland tweak
+    t.t[cn.size()] = '\0';
+}
+
+void 
+portable_binary_iarchive::init(unsigned int flags){
+    if(0 == (flags & boost::archive::no_header)){
+        // read signature in an archive version independent manner
+        std::string file_signature;
+        * this >> file_signature;
+        if(file_signature != boost::archive::BOOST_ARCHIVE_SIGNATURE())
+            boost::serialization::throw_exception(
+                boost::archive::archive_exception(
+                    boost::archive::archive_exception::invalid_signature
+                )
+            );
+        // make sure the version of the reading archive library can
+        // support the format of the archive being read
+        boost::archive::library_version_type input_library_version;
+        * this >> input_library_version;
+
+        // extra little .t is to get around borland quirk
+        if(boost::archive::BOOST_ARCHIVE_VERSION() < input_library_version)
+            boost::serialization::throw_exception(
+                boost::archive::archive_exception(
+                    boost::archive::archive_exception::unsupported_version
+                )
+            );
+        
+        #if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3205))
+        this->set_library_version(input_library_version);
+        //#else
+        //#if ! BOOST_WORKAROUND(BOOST_MSVC, <= 1200)
+        //detail::
+        //#endif
+        boost::archive::detail::basic_iarchive::set_library_version(
+            input_library_version
+        );
+        #endif
+    }
+    unsigned char x;
+    load(x);
+    m_flags = x << CHAR_BIT;
+}
+
+} }
+
+#include <boost/archive/impl/archive_serializer_map.ipp>
+#include <boost/archive/impl/basic_binary_iprimitive.ipp>
+
+namespace boost {
+namespace archive {
+
+namespace detail {
+    template class archive_serializer_map<portable_binary_iarchive>;
+}
+
+template class basic_binary_iprimitive<
+    portable_binary_iarchive,
+    std::istream::char_type, 
+    std::istream::traits_type
+> ;
+
+} // namespace archive
+} // namespace boost
-- 
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