Add support for binary representations

xsde/cxx/hybrid/insertion-*: insertion operators generator
xsde/cxx/hybrid/extraction-*: extraction operators generator
libxsde/xsde/cxx/hybrid/cdr/: CDR support code
libxsde/xsde/cxx/hybrid/xdr/: XDR support code
tests/cxx/hybrid/binary/: new tests
examples/cxx/hybrid/binary/: new examples
documentation/cxx/hybrid/guide/: new chapter

1 files changed, 92 insertions, 0 deletions

diff --git a/libxsde/xsde/cxx/hybrid/xdr/ostream.cxx b/libxsde/xsde/cxx/hybrid/xdr/ostream.cxx
new file mode 100644
index 0000000..1abca26
--- /dev/null
+++ b/libxsde/xsde/cxx/hybrid/xdr/ostream.cxx
@@ -0,0 +1,92 @@
+// file      : xsde/cxx/hybrid/xdr/ostream.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC
+// license   : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#include <xsde/cxx/config.hxx>
+
+#ifndef XSDE_STL
+#  include <string.h>
+#endif
+
+#include <xsde/cxx/hybrid/xdr/ostream.hxx>
+
+namespace xsde
+{
+  namespace cxx
+  {
+    namespace hybrid
+    {
+#ifdef XSDE_EXCEPTIONS
+
+      // XDR strings always use 32-bit length.
+      //
+#ifdef XSDE_STL
+      void oxdrstream::
+      operator<< (const std::string& x)
+      {
+        char* p = const_cast<char*> (x.c_str ());
+        unsigned int n = static_cast<unsigned int> (x.length ());
+
+        if (!xdr_u_int (&xdr_, &n) || !xdr_opaque (&xdr_, p, n))
+          throw xdr_exception ();
+      }
+#else
+      void oxdrstream::
+      operator<< (const char* x)
+      {
+        unsigned int n = static_cast<unsigned int> (strlen (x));
+
+        if (!xdr_u_int (&xdr_, &n) ||
+            !xdr_opaque (&xdr_, const_cast<char*> (x), n))
+          throw xdr_exception ();
+      }
+#endif
+
+      void oxdrstream::
+      operator<< (const buffer& x)
+      {
+        // XDR arrays are limited to 32-bit size.
+        //
+        unsigned int n = static_cast<unsigned int> (x.size ());
+
+        if (!xdr_u_int (&xdr_, &n) ||
+            !xdr_opaque (&xdr_, const_cast<char*> (x.data ()), n))
+          throw xdr_exception ();
+      }
+
+#else // XSDE_EXCEPTIONS
+
+#ifdef XSDE_STL
+      bool oxdrstream::
+      operator<< (const std::string& x)
+      {
+        char* p = const_cast<char*> (x.c_str ());
+        unsigned int n = static_cast<unsigned int> (x.length ());
+        return xdr_u_int (&xdr_, &n) && xdr_opaque (&xdr_, p, n);
+      }
+#else
+      bool oxdrstream::
+      operator<< (const char* x)
+      {
+        unsigned int n = static_cast<unsigned int> (strlen (x));
+        return xdr_u_int (&xdr_, &n) &&
+          xdr_opaque (&xdr_, const_cast<char*> (x), n);
+      }
+#endif
+
+      bool oxdrstream::
+      operator<< (const buffer& x)
+      {
+        // XDR arrays are limited to 32-bit size.
+        //
+        unsigned int n = static_cast<unsigned int> (x.size ());
+        return xdr_u_int (&xdr_, &n) &&
+          xdr_opaque (&xdr_, const_cast<char*> (x.data ()), n);
+      }
+
+#endif // XSDE_EXCEPTIONS
+
+    }
+  }
+}