1 files changed, 170 insertions, 0 deletions
diff --git a/trunk/TAO/TAO_IDL/be/be_visitor_valuetype/cdr_op_cs.cpp b/trunk/TAO/TAO_IDL/be/be_visitor_valuetype/cdr_op_cs.cpp
new file mode 100644
index 00000000000..1b7ac0be4b3
--- /dev/null
+++ b/trunk/TAO/TAO_IDL/be/be_visitor_valuetype/cdr_op_cs.cpp
@@ -0,0 +1,170 @@
+//
+// $Id$
+//
+
+// ============================================================================
+//
+// = LIBRARY
+//    TAO IDL
+//
+// = FILENAME
+//    cdr_op_cs.cpp
+//
+// = DESCRIPTION
+//    Concrete visitor for valuetypes.
+//    This one provides code generation for the CDR operators.
+//
+// = AUTHOR
+//    Boris Kolpackov <bosk@ipmce.ru>
+//    based on code from Torsten Kuepper  <kuepper2@lfa.uni-wuppertal.de>
+//    based on code from Aniruddha Gokhale
+//
+// ============================================================================
+
+ACE_RCSID (be_visitor_valuetype,
+           valuetype_cdr_op_cs,
+           "$Id$")
+
+be_visitor_valuetype_cdr_op_cs::be_visitor_valuetype_cdr_op_cs (
+    be_visitor_context *ctx
+  )
+  : be_visitor_valuetype (ctx)
+{
+}
+
+be_visitor_valuetype_cdr_op_cs::~be_visitor_valuetype_cdr_op_cs (void)
+{
+}
+
+int
+be_visitor_valuetype_cdr_op_cs::visit_valuetype (be_valuetype *node)
+{
+  // Already generated and/or we are imported. Don't do anything.
+  if (node->cli_stub_cdr_op_gen ()
+      || node->imported ()
+      || ! node->is_defined ())
+    {
+      return 0;
+    }
+
+  // Generate helper functions implementation.
+  if (node->gen_helper_stubs () == -1)
+    {
+      ACE_ERROR_RETURN ((LM_ERROR,
+                         "(%N:%l) be_visitor_valuetype_cdr_op_cs::"
+                         "visit_valuetype - "
+                         "codegen for helper functions failed\n"),
+                        -1);
+    }
+
+  TAO_OutStream *os = this->ctx_->stream ();
+  node->cli_stub_cdr_op_gen (true);
+
+  if (this->visit_scope (node) == -1)
+    {
+      ACE_ERROR_RETURN ((LM_ERROR,
+                         "(%N:%l) be_visitor_valuetype_cdr_op_ci"
+                         "::visit_valuetype - "
+                         "codegen for scope failed\n"),
+                        -1);
+    }
+
+  *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl
+      << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl;
+
+  *os << be_global->core_versioning_begin () << be_nl;
+
+  //  Set the sub state as generating code for the output operator.
+  this->ctx_->sub_state(TAO_CodeGen::TAO_CDR_OUTPUT);
+
+  *os << "::CORBA::Boolean" << be_nl
+      << "operator<< (" << be_idt << be_idt_nl
+      << "TAO_OutputCDR &strm, " << be_nl
+      << "const " << node->full_name ()
+      << " *_tao_valuetype" << be_uidt_nl
+      << ")" << be_uidt_nl
+      << "{" << be_idt_nl;
+  *os << "return" << be_idt_nl
+      << "::CORBA::ValueBase::_tao_marshal (" << be_idt << be_idt_nl
+      << "strm," << be_nl
+      << "_tao_valuetype," << be_nl
+      << "reinterpret_cast<ptrdiff_t> (&"
+      << node->full_name () << "::_downcast)"
+      << be_uidt_nl
+      << ");" << be_uidt << be_uidt << be_uidt_nl
+      << "}" << be_nl << be_nl;
+
+  *os << "::CORBA::Boolean" << be_nl
+      << "operator>> (" << be_idt << be_idt_nl
+      << "TAO_InputCDR &strm," << be_nl
+      << node->full_name ()
+      << " *&_tao_valuetype" << be_uidt_nl
+      << ")" << be_uidt_nl
+      << "{" << be_idt_nl;
+  *os << "return " << node->full_name ()
+      << "::_tao_unmarshal (strm, _tao_valuetype);"
+      << be_uidt_nl
+      << "}" << be_nl << be_nl;
+
+  *os << be_global->core_versioning_end () << be_nl;
+
+  if (!node->is_abstract ())
+    {
+      // Functions that marshal state.
+      be_visitor_context new_ctx (*this->ctx_);
+      be_visitor_valuetype_marshal_cs visitor (&new_ctx);
+      visitor.visit_valuetype (node);
+    }
+
+  return 0;
+}
+
+int
+be_visitor_valuetype_cdr_op_cs::visit_eventtype (be_eventtype *node)
+{
+  return this->visit_valuetype (node);
+}
+
+// @@@ (JP) The following three methods are a hack to get CDR
+// operators generated for anonymous array and sequence
+// valuetype members. This should be done like it is in structs,
+// but part of that mechanism is used by valuetypes for
+// generating code to marshal the state. Someday this should
+// be untangled and made consistent.
+
+int
+be_visitor_valuetype_cdr_op_cs::visit_field (be_field *node)
+{
+  be_type *bt = be_type::narrow_from_decl (node->field_type ());
+
+  if (bt == 0)
+    {
+      ACE_ERROR_RETURN ((LM_ERROR,
+                         "(%N:%l) be_visitor_field_cdr_op_ci::"
+                         "visit_field - "
+                         "Bad field type\n"),
+                        -1);
+    }
+
+  // Save the node.
+  this->ctx_->node (node);
+
+  if (bt->accept (this) == -1)
+    {
+      ACE_ERROR_RETURN ((LM_ERROR,
+                         "(%N:%l) be_visitor_valuetype_cdr_op_ci::"
+                         "visit_field - "
+                         "codegen for field type failed\n"),
+                        -1);
+    }
+
+  return 0;
+}
+
+int
+be_visitor_valuetype_cdr_op_cs::visit_sequence (be_sequence *node)
+{
+  be_visitor_context ctx (*this->ctx_);
+  be_visitor_sequence_cdr_op_cs visitor (&ctx);
+  return node->accept (&visitor);
+}