diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_argument/vardecl_ss.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_argument/vardecl_ss.cpp | 422 |
1 files changed, 422 insertions, 0 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_argument/vardecl_ss.cpp b/TAO/TAO_IDL/be/be_visitor_argument/vardecl_ss.cpp new file mode 100644 index 00000000000..caa464a531f --- /dev/null +++ b/TAO/TAO_IDL/be/be_visitor_argument/vardecl_ss.cpp @@ -0,0 +1,422 @@ +// +// $Id$ +// + +// ============================================================================ +// +// = LIBRARY +// TAO IDL +// +// = FILENAME +// vardecl_ss.cpp +// +// = DESCRIPTION +// Visitor that generates the variable declaration in the skeleton +// corresponding to the Argument node +// +// = AUTHOR +// Aniruddha Gokhale +// +// ============================================================================ + +#include "idl.h" +#include "be.h" +#include "be_visitor_argument.h" + +// ************************************************************************ +// Visitor to generate code for argument variable declaration +// ************************************************************************ + +be_visitor_args_vardecl_ss::be_visitor_args_vardecl_ss (be_visitor_context *ctx) + : be_visitor_args (ctx) +{ +} + +be_visitor_args_vardecl_ss::~be_visitor_args_vardecl_ss (void) +{ +} + +int be_visitor_args_vardecl_ss::visit_argument (be_argument *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + this->ctx_->node (node); // save the argument node + + // retrieve the type + be_type *bt = be_type::narrow_from_decl (node->field_type ()); + if (!bt) + { + ACE_ERROR_RETURN ((LM_ERROR, + "be_visitor_args_vardecl_ss::" + "visit_argument - " + "Bad argument type\n"), + -1); + } + + // Different types have different mappings when used as in/out or + // inout parameters. Let this visitor deal with the type + + if (bt->accept (this) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "be_visitor_args_vardecl_ss::" + "visit_argument - " + "cannot accept visitor\n"), + -1); + } + + return 0; +} + +int be_visitor_args_vardecl_ss::visit_array (be_array *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + if (node->size_type () == be_type::VARIABLE) + { + *os << bt->name () << "_var _tao_hivar_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << " *&_tao_ptr_" << arg->local_name () + << " = _tao_var_" << arg->local_name () << ".out ();" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_ptr_" << arg->local_name () << ");\n"; + } + else + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_enum (be_enum *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + case AST_Argument::dir_OUT: + os->indent (); + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_interface (be_interface *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << "_var " << arg->local_name () << ";" << be_nl; + *os << "CORBA::Object_var _tao_base_var_" << arg->local_name () + << ";" << be_nl; + *os << "CORBA::Object_ptr &_tao_base_ptr_" << arg->local_name () + << " = _tao_base_var_" << arg->local_name () << ".out ();\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + *os << bt->name () << "_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << "CORBA::Object_ptr _tao_base_ptr_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_var_" << arg->local_name () << ".out ());\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_interface_fwd (be_interface_fwd *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << "_var " << arg->local_name () << ";" << be_nl; + *os << "CORBA::Object_var _tao_base_var_" << arg->local_name () + << ";" << be_nl; + *os << "CORBA::Object_ptr &_tao_base_ptr_" << arg->local_name () + << " = _tao_base_var_" << arg->local_name () << ".out ();\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + *os << bt->name () << "_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << "CORBA::Object_ptr _tao_base_ptr_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_var_" << arg->local_name () << ".out ());\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_predefined_type (be_predefined_type *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + // check if the type is an any + if (node->pt () == AST_PredefinedType::PT_any) + { + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + *os << bt->name () << "_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << "_ptr &_tao_ptr_" << arg->local_name () + << " = _tao_var_" << arg->local_name () << ".out ();" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_ptr_" << arg->local_name () << ");\n"; + break; + } // end switch direction + } // end of if + else if (node->pt () == AST_PredefinedType::PT_pseudo) // e.g., CORBA::Object + { + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << "_var " << arg->local_name () + << ";" << be_nl; + *os << bt->name () << "_ptr &_tao_ptr_" << arg->local_name () + << " = " << arg->local_name () << ".out ();\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + *os << bt->name () << "_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << "_ptr _tao_ptr_" << arg->local_name () + << ";" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_var_" << arg->local_name () << ".out ());" << be_nl; + break; + } // end switch direction + } // end else if + else // simple predefined types + { + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + case AST_Argument::dir_OUT: + os->indent (); + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + } // end switch direction + } // end of else + + return 0; +} + +int be_visitor_args_vardecl_ss::visit_sequence (be_sequence *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + *os << bt->name () << "_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << " *&_tao_ptr_" << arg->local_name () + << " = _tao_var_" << arg->local_name () << ".out ();" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_ptr_" << arg->local_name () << ");\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_string (be_string *) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << "char *" << arg->local_name () << ";\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + *os << "CORBA::String_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << "char *&_tao_ptr_" << arg->local_name () << " = _tao_var_" + << arg->local_name () << ".out ();" << be_nl; + *os << "CORBA::String_out " << arg->local_name () + << " (_tao_ptr_" << arg->local_name () << ");\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_structure (be_structure *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + // check if it is variable sized + if (node->size_type () == be_type::VARIABLE) + { + *os << bt->name () << "_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << " *&_tao_ptr_" << arg->local_name () + << " = _tao_var_" << arg->local_name () << ".out ();" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_ptr_" << arg->local_name () << ");\n"; + } + else + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_union (be_union *node) +{ + TAO_OutStream *os = this->ctx_->stream (); // get output stream + be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument + // node + // if the current type is an alias, use that + be_type *bt; + if (this->ctx_->alias ()) + bt = this->ctx_->alias (); + else + bt = node; + + switch (this->direction ()) + { + case AST_Argument::dir_IN: + case AST_Argument::dir_INOUT: + os->indent (); + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + case AST_Argument::dir_OUT: + os->indent (); + // check if it is variable sized + if (node->size_type () == be_type::VARIABLE) + { + *os << bt->name () << "_var _tao_var_" + << arg->local_name () << ";" << be_nl; + *os << bt->name () << " *&_tao_ptr_" << arg->local_name () + << " = _tao_var_" << arg->local_name () << ".out ();" << be_nl; + *os << bt->name () << "_out " << arg->local_name () + << " (_tao_ptr_" << arg->local_name () << ");\n"; + } + else + *os << bt->name () << " " << arg->local_name () << ";\n"; + break; + } + return 0; +} + +int be_visitor_args_vardecl_ss::visit_typedef (be_typedef *node) +{ + this->ctx_->alias (node); + if (node->primitive_base_type ()->accept (this) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "be_visitor_args_vardecl_ss::" + "visit_typedef - " + "accept on primitive type failed\n"), + -1); + } + this->ctx_->alias (0); + return 0; +} |