diff options
Diffstat (limited to 'ACE/TAO/TAO_IDL/be/be_visitor_field/cdr_op_ch.cpp')
-rw-r--r-- | ACE/TAO/TAO_IDL/be/be_visitor_field/cdr_op_ch.cpp | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/ACE/TAO/TAO_IDL/be/be_visitor_field/cdr_op_ch.cpp b/ACE/TAO/TAO_IDL/be/be_visitor_field/cdr_op_ch.cpp new file mode 100644 index 00000000000..1d1c82eaae9 --- /dev/null +++ b/ACE/TAO/TAO_IDL/be/be_visitor_field/cdr_op_ch.cpp @@ -0,0 +1,248 @@ +// +// $Id$ +// + +// ============================================================================ +// +// = LIBRARY +// TAO IDL +// +// = FILENAME +// cdr_op_ch.cpp +// +// = DESCRIPTION +// Visitor generating CDR operator declarator for field in the client header +// +// = AUTHOR +// Aniruddha Gokhale +// +// ============================================================================ + +#include "be_visitor_array/cdr_op_ch.h" +#include "be_visitor_enum/cdr_op_ch.h" +#include "be_visitor_sequence/cdr_op_ch.h" +#include "be_visitor_structure/structure.h" +#include "be_visitor_structure/cdr_op_ch.h" +#include "be_visitor_union/union.h" +#include "be_visitor_union/cdr_op_ch.h" + +ACE_RCSID (be_visitor_field, + cdr_op_ch, + "$Id$") + + +// ********************************************** +// Visitor for field in the client header file. +// ********************************************** + +// Constructor. +be_visitor_field_cdr_op_ch::be_visitor_field_cdr_op_ch (be_visitor_context *ctx) + : be_visitor_decl (ctx) +{ +} + +// Destructor. +be_visitor_field_cdr_op_ch::~be_visitor_field_cdr_op_ch (void) +{ +} + +// Visit the field node. +int +be_visitor_field_cdr_op_ch::visit_field (be_field *node) +{ + be_type *bt = be_type::narrow_from_decl (node->field_type ()); + + if (!bt) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_field - " + "Bad field type\n"), + -1); + } + + this->ctx_->node (node); + + if (bt->accept (this) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_field - " + "codegen for field type failed\n"), + -1); + } + + return 0; +} + +// Visit operations on all possible data types that a field can be. + +int +be_visitor_field_cdr_op_ch::visit_array (be_array *node) +{ + // If not a typedef and we are defined in the use scope, we must be defined. + + if (!this->ctx_->alias () + && node->is_child (this->ctx_->scope ()->decl ())) + { + // This is the case for anonymous arrays. + + // Instantiate a visitor context with a copy of our context. This info + // will be modified based on what type of node we are visiting. + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + + // First generate the array declaration. + be_visitor_array_cdr_op_ch visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_array - " + "codegen failed\n"), + -1); + } + } + + return 0; +} + +int +be_visitor_field_cdr_op_ch::visit_enum (be_enum *node) +{ + // If not a typedef and we are defined in the use scope, we must be defined + if (!this->ctx_->alias () // not a typedef. + && node->is_child (this->ctx_->scope ()->decl ())) + { + // Instantiate a visitor context with a copy of our context. This info + // will be modified based on what type of node we are visiting. + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + + // First generate the enum declaration. + be_visitor_enum_cdr_op_ch visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_enum - " + "codegen failed\n" + ), -1); + } + } + + return 0; +} + +int +be_visitor_field_cdr_op_ch::visit_sequence (be_sequence *node) +{ + // If not a typedef and we are defined in the use scope, we must be defined. + if (!this->ctx_->alias () // not a typedef + && node->is_child (this->ctx_->scope ()->decl ())) + { + // Instantiate a visitor context with a copy of our context. This info + // will be modified based on what type of node we are visiting. + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + + // First generate the sequence declaration. + be_visitor_sequence_cdr_op_ch visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_sequence - " + "codegen failed\n" + ), -1); + } + } + + return 0; +} + +int +be_visitor_field_cdr_op_ch::visit_structure (be_structure *node) +{ + // if not a typedef and we are defined in the use scope, we must be defined + + if (!this->ctx_->alias () // not a typedef + && node->is_child (this->ctx_->scope ()->decl ())) + { + // instantiate a visitor context with a copy of our context. This info + // will be modified based on what type of node we are visiting + be_visitor_context ctx (*this->ctx_); + ctx.node (node); // set the node to be the node being visited. The scope + // is still the same + + // first generate the struct declaration + be_visitor_structure_cdr_op_ch visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_struct - " + "codegen failed\n" + ), -1); + } + } + + return 0; +} + +int +be_visitor_field_cdr_op_ch::visit_typedef (be_typedef *node) +{ + // Save the node for use in code generation and + // indicate that the field of the field node + // is a typedefed quantity. + this->ctx_->alias (node); + + // Make a decision based on the primitive base type. + be_type *bt = node->primitive_base_type (); + + if (!bt || (bt->accept (this) == -1)) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_typedef - " + "Bad primitive type\n" + ), -1); + } + + this->ctx_->alias (0); + return 0; +} + +// visit union type +int +be_visitor_field_cdr_op_ch::visit_union (be_union *node) +{ + // If not a typedef and we are defined in the use scope, we must be defined. + if (!this->ctx_->alias () // not a typedef + && node->is_child (this->ctx_->scope ()->decl ())) + { + // Instantiate a visitor context with a copy of our context. This info + // will be modified based on what type of node we are visiting. + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + + // First generate the enum declaration. + be_visitor_union_cdr_op_ch visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_cdr_op_ch::" + "visit_enum - " + "codegen failed\n" + ), -1); + } + } + + return 0; +} |