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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// cdr_op_cs.cpp
//
// = DESCRIPTION
// Visitor generating code for CDR operators for structures
//
// = AUTHOR
// Aniruddha Gokhale
//
// ============================================================================
#include "idl.h"
#include "idl_extern.h"
#include "be.h"
#include "be_visitor_structure.h"
ACE_RCSID(be_visitor_structure, cdr_op_cs, "$Id$")
// ***************************************************************************
// Structure visitor for generating CDR operator declarations in the client
// stubs file
// ***************************************************************************
be_visitor_structure_cdr_op_cs::be_visitor_structure_cdr_op_cs
(be_visitor_context *ctx)
: be_visitor_structure (ctx)
{
}
be_visitor_structure_cdr_op_cs::~be_visitor_structure_cdr_op_cs (void)
{
}
int
be_visitor_structure_cdr_op_cs::visit_structure (be_structure *node)
{
// already generated and/or we are imported. Don't do anything.
if (node->cli_stub_cdr_op_gen () || node->imported ())
return 0;
TAO_OutStream *os = this->ctx_->stream ();
// First generate code for our children. The reason we do this first is
// because the inlined code for our children must be available before we use
// it in our parent
// set the substate as generating code for the types defined in our scope
this->ctx_->sub_state(TAO_CodeGen::TAO_CDR_SCOPE);
// all we have to do is to visit the scope and generate code
if (this->visit_scope (node) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_structure_cdr_op_cs"
"::visit_structure - "
"codegen for scope failed\n"), -1);
}
// set the sub state as generating code for the output operator
this->ctx_->sub_state(TAO_CodeGen::TAO_CDR_OUTPUT);
*os << "ACE_INLINE CORBA::Boolean operator<< (TAO_OutputCDR &strm, "
<< "const " << node->name () << " &_tao_aggregate)" << be_nl
<< "{" << be_idt_nl
<< "if (" << be_idt_nl;
// all we have to do is to visit the scope and generate code
if (this->visit_scope (node) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_structure_cdr_op_cs::"
"visit_structure - "
"codegen for scope failed\n"), -1);
}
*os << be_uidt_nl << ")"
<< be_idt_nl
<< "return 1;" << be_uidt_nl
<< "else" << be_idt_nl
<< "return 0;" << be_uidt_nl << be_uidt_nl
<< "}\n\n";
// set the substate as generating code for the input operator
this->ctx_->sub_state(TAO_CodeGen::TAO_CDR_INPUT);
*os << "ACE_INLINE CORBA::Boolean operator>> (TAO_InputCDR &strm, "
<< node->name () << " &_tao_aggregate)" << be_nl
<< "{" << be_idt_nl
<< "if (" << be_idt_nl;
// all we have to do is to visit the scope and generate code
if (this->visit_scope (node) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_structure_cdr_op_cs"
"::visit_structure - "
"codegen for scope failed\n"), -1);
}
*os << be_uidt_nl << ")"
<< be_idt_nl
<< "return 1;" << be_uidt_nl
<< "else" << be_idt_nl
<< "return 0;" << be_uidt_nl << be_uidt_nl
<< "}\n\n";
node->cli_stub_cdr_op_gen (1);
return 0;
}
int
be_visitor_structure_cdr_op_cs::post_process (be_decl *bd)
{
TAO_OutStream *os = this->ctx_->stream ();
if (!this->last_node (bd))
{
switch (this->ctx_->sub_state ())
{
case TAO_CodeGen::TAO_CDR_OUTPUT:
case TAO_CodeGen::TAO_CDR_INPUT:
*os << " &&" << be_nl;
break;
case TAO_CodeGen::TAO_CDR_SCOPE:
default:
break;
};
}
return 0;
}
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