diff options
Diffstat (limited to 'ACE/TAO/TAO_IDL/be/be_visitor_field/serializer_op_cs.cpp')
| -rw-r--r-- | ACE/TAO/TAO_IDL/be/be_visitor_field/serializer_op_cs.cpp | 1141 |
1 files changed, 1141 insertions, 0 deletions
diff --git a/ACE/TAO/TAO_IDL/be/be_visitor_field/serializer_op_cs.cpp b/ACE/TAO/TAO_IDL/be/be_visitor_field/serializer_op_cs.cpp new file mode 100644 index 00000000000..05696512e36 --- /dev/null +++ b/ACE/TAO/TAO_IDL/be/be_visitor_field/serializer_op_cs.cpp @@ -0,0 +1,1141 @@ +// +// $Id$ +// + +// ============================================================================ +// +// = LIBRARY +// TAO IDL +// +// = FILENAME +// field_serializer_op_cs.cpp +// +// = DESCRIPTION +// Visitor generating TAO::DCPS::Serializer operators code for Field in +// the client stubs file. +// +// = AUTHOR +// Scott Harris <harris_s@ociweb.com> based on code by Aniruddha Gokhale +// +// ============================================================================ + +#include "be_visitor_array/serializer_op_cs.h" +#include "be_visitor_sequence/serializer_op_cs.h" +#include "be_visitor_structure/serializer_op_cs.h" +#include "be_visitor_union/serializer_op_cs.h" + +// ********************************************** +// visitor for field in the client stubs file +// ********************************************** + +be_visitor_field_serializer_op_cs::be_visitor_field_serializer_op_cs ( + be_visitor_context *ctx) + : be_visitor_decl (ctx) +{ +} + +be_visitor_field_serializer_op_cs::~be_visitor_field_serializer_op_cs (void) +{ +} + +int +be_visitor_field_serializer_op_cs::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_serializer_op_cs::" + "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_serializer_op_cs::" + "visit_field - " + "codegen for field type failed\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_array (be_array *node) +{ + // If the array is defined in this scope, we must generate + // CDR stream operators for the array itself. + if (!this->ctx_->alias () + && node->is_child (this->ctx_->scope ()->decl ())) + { + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + be_visitor_array_serializer_op_cs visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_array - " + "codegen failed\n"), + -1); + } + } + + // Now generate the (de)marshaling code for the array as a + // field. + + TAO_OutStream *os = this->ctx_->stream (); + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_array - " + "cannot retrieve field node\n"), + -1); + } + + // For anonymous arrays, the type name has a _ prepended. We compute + // the full_name with or without the underscore and use it later on. + char fname [NAMEBUFSIZE]; + + // Save the node's local name and full name in a buffer for quick + // use later on. + ACE_OS::memset (fname, + '\0', + NAMEBUFSIZE); + + if (this->ctx_->alias () == 0 // Not a typedef. + && node->is_child (this->ctx_->scope ()->decl ())) + { + // For anonymous arrays ... + // we have to generate a name for us that has an underscore + // prepended to our local name. This needs to be inserted after + // the parents's name. + if (node->is_nested ()) + { + be_decl *parent = + be_scope::narrow_from_scope (node->defined_in ())->decl (); + ACE_OS::sprintf (fname, + "%s::_%s", + parent->full_name (), + node->local_name ()->get_string ()); + } + else + { + ACE_OS::sprintf (fname, + "_%s", + node->full_name ()); + } + } + else + { + // Typedefed node. + ACE_OS::sprintf (fname, + "%s", + node->full_name ()); + } + + // Check what is the code generation substate. Are we generating + // code for the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + *os << "_tao_is_bounded_size (_tao_aggregate_" << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + // get the size of an array typedef + *os << "_dcps_max_marshaled_size (_tao_aggregate_" << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_FIND_SIZE: + // get the size of an array typedef + *os << "_dcps_find_size (_tao_aggregate_" << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> " + << "_tao_aggregate_" << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << " + << "_tao_aggregate_" << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_SCOPE: + // This is done in serializer_op_cs and hacked into *.i. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_array - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_enum (be_enum *node) +{ + // If we are defined inside this scope, we must generate the + /// Serializer stream operators for us here. + if (node->node_type () != AST_Decl::NT_typedef + && node->is_child (this->ctx_->scope ()->decl ())) + { + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + be_visitor_enum_serializer_op_cs visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_enum - " + "codegen failed\n"), + -1); + } + } + + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_enum - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + *os << " true /* enum */"; + break; + case TAO_CodeGen::TAO_FIND_SIZE: + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + // enums are serialized as CORBA::ULong + *os << "_dcps_max_marshaled_size_ulong () /* enum */"; + break; + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Proceed further. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_enum - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_interface (be_interface *node) +{ + TAO_OutStream *os = this->ctx_->stream (); + be_field *f = this->ctx_->be_node_as_field (); + + if (!f) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_interface - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ".out ())"; + + break; + case TAO_CodeGen::TAO_CDR_OUTPUT: + if (node->is_defined ()) + { + if (f->is_abstract ()) + { + *os << "(strm << _tao_aggregate." + << f->local_name () << ".in ())"; + } + else + { + *os << "::CORBA::Object::marshal (" << be_idt << be_idt_nl + << "_tao_aggregate." << f->local_name () << ".in ()," << be_nl + << "strm" << be_uidt_nl + << ")" << be_uidt; + } + } + else + { + *os << "TAO::Objref_Traits<" << node->name () << ">::marshal (" + << be_idt << be_idt_nl + << "_tao_aggregate." << f->local_name () << ".in ()," << be_nl + << "strm" << be_uidt_nl + << ")" << be_uidt; + } + + break; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Nothing to be done because an interface cannot be declared inside a + // structure. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_interface - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_component (be_component *node) +{ + return this->visit_interface (node); +} + +int +be_visitor_field_serializer_op_cs::visit_interface_fwd (be_interface_fwd *node) +{ + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_interface_fwd - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ".out ())"; + + break; + case TAO_CodeGen::TAO_CDR_OUTPUT: + if (node->is_defined ()) + { + if (f->is_abstract ()) + { + *os << "(strm << _tao_aggregate." + << f->local_name () << ".in ())"; + } + else + { + *os << "::CORBA::Object::marshal (" << be_idt << be_idt_nl + << "_tao_aggregate." << f->local_name () << ".in ()," << be_nl + << "strm" << be_uidt_nl + << ")" << be_uidt; + } + } + else + { + AST_Decl *parent = ScopeAsDecl (node->defined_in ()); + + if (parent != 0 && parent->node_type () != AST_Decl::NT_root) + { + *os << parent->name () << "::"; + } + + *os << "TAO::Objref_Traits<" << node->name () << ">::marshal (" + << be_idt << be_idt_nl + << "_tao_aggregate." << f->local_name () << ".in ()," << be_nl + << "strm" << be_uidt_nl + << ")" << be_uidt; + } + + break; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Nothing to be done because an interface cannot be declared inside a + // structure. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_interface_fwd - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_component_fwd (be_component_fwd *node) +{ + return this->visit_interface_fwd (node); +} + +int +be_visitor_field_serializer_op_cs::visit_valuetype (be_valuetype *) +{ + TAO_OutStream *os = this->ctx_->stream (); + be_field *f = this->ctx_->be_node_as_field (); + + if (!f) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_valuetype - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ".out ())"; + + break; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << _tao_aggregate." << f->local_name () << ".in ())"; + + break; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Nothing to be done because a valuetype cannot be declared inside a + // structure. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_valuetype - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_eventtype (be_eventtype *node) +{ + return this->visit_valuetype (node); +} + +int +be_visitor_field_serializer_op_cs::visit_valuetype_fwd (be_valuetype_fwd *) +{ + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_valuetype_fwd - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ".out ())"; + + break; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << _tao_aggregate." << f->local_name () << ".in ())"; + + break; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Nothing to be done because a valuetype cannot be declared inside a + // structure. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_valuetype_fwd - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_eventtype_fwd (be_eventtype_fwd *node) +{ + return this->visit_valuetype_fwd (node); +} + +// Visit predefined type. +int +be_visitor_field_serializer_op_cs::visit_predefined_type (be_predefined_type *node) +{ + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_predefined_type - " + "cannot retrieve field node\n"), + -1); + } + + AST_PredefinedType::PredefinedType pt = node->pt (); + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + if (pt == AST_PredefinedType::PT_pseudo + || pt == AST_PredefinedType::PT_object) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_predefined_type - TAO_IS_BOUNDED_SIZE " + "object and psuedo are not supported by DDS\n"), + -1); + } + + else + { + *os << " true "; // all predefined types are bounded + } + break; + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + case TAO_CodeGen::TAO_FIND_SIZE: // the max and current sizes are the same for predefined types + if (pt == AST_PredefinedType::PT_pseudo + || pt == AST_PredefinedType::PT_object) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_predefined_type - TAO_MAX_MARSHALED_SIZE " + "object and psuedo are not supported by DDS\n"), + -1); + } + else if (pt == AST_PredefinedType::PT_char) + { + *os << "_dcps_max_marshaled_size (::ACE_OutputCDR::from_char (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_wchar) + { + *os << "_dcps_max_marshaled_size (::ACE_OutputCDR::from_wchar (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_octet) + { + *os << "_dcps_max_marshaled_size (::ACE_OutputCDR::from_octet (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_boolean) + { + *os << "_dcps_max_marshaled_size (::ACE_OutputCDR::from_boolean (_tao_aggregate." + << f->local_name () << "))"; + } + else + { + *os << "_dcps_max_marshaled_size (_tao_aggregate." << f->local_name () << ")"; + } + break; + case TAO_CodeGen::TAO_CDR_INPUT: + if (pt == AST_PredefinedType::PT_pseudo + || pt == AST_PredefinedType::PT_object) + { + *os << "(strm >> _tao_aggregate." << f->local_name () + << ".out ())"; + } + else if (pt == AST_PredefinedType::PT_char) + { + *os << "(strm >> ::ACE_InputCDR::to_char (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_wchar) + { + *os << "(strm >> ::ACE_InputCDR::to_wchar (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_octet) + { + *os << "(strm >> ::ACE_InputCDR::to_octet (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_boolean) + { + *os << "(strm >> ::ACE_InputCDR::to_boolean (_tao_aggregate." + << f->local_name () << "))"; + } + else + { + *os << "(strm >> _tao_aggregate." << f->local_name () << ")"; + } + break; + case TAO_CodeGen::TAO_CDR_OUTPUT: + if (pt == AST_PredefinedType::PT_pseudo + || pt == AST_PredefinedType::PT_object) + { + *os << "(strm << _tao_aggregate." << f->local_name () << ".in ())"; + } + else if (pt == AST_PredefinedType::PT_char) + { + *os << "(strm << ::ACE_OutputCDR::from_char (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_wchar) + { + *os << "(strm << ::ACE_OutputCDR::from_wchar (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_octet) + { + *os << "(strm << ::ACE_OutputCDR::from_octet (_tao_aggregate." + << f->local_name () << "))"; + } + else if (pt == AST_PredefinedType::PT_boolean) + { + *os << "(strm << ::ACE_OutputCDR::from_boolean (_tao_aggregate." + << f->local_name () << "))"; + } + else + { + *os << "(strm << _tao_aggregate." << f->local_name () << ")"; + } + break; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Nothing to be done. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_predefined_type - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_sequence (be_sequence *node) +{ + // If the sequence is defined in this scope, generate its + // Serializer stream operators here. + if (node->node_type () != AST_Decl::NT_typedef + && node->is_child (this->ctx_->scope ()->decl ())) + { + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + be_visitor_sequence_serializer_op_cs visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_sequence - " + "codegen failed\n"), + -1); + } + } + + // How generate the marshaling code for the sequence as a field. + + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_sequence - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + *os << "_tao_is_bounded_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + *os << "_dcps_max_marshaled_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_FIND_SIZE: + *os << "_dcps_find_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Proceed further. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_sequence - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_string (be_string *node) +{ + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_string - " + "cannot retrieve field node\n"), + -1); + } + + // check what is the code generation's substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + if (0 == node->max_size ()->ev ()->u.ulval) + *os << "false /* unbounded string */"; + else + *os << "true /* bounded string */"; + break; + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + char buff[15]; + ACE_OS::sprintf(buff, "%ld", node->max_size ()->ev ()->u.ulval); + *os << "_dcps_max_marshaled_size_ulong () + " << buff; + break; + case TAO_CodeGen::TAO_FIND_SIZE: + if (node->node_type() == AST_Decl::NT_wstring) + { + *os << "_dcps_max_marshaled_size_ulong() + " + << "(_tao_aggregate." << f->local_name () << ".in () ? " + << "ACE_OS::strlen(_tao_aggregate." + << f->local_name () << ".in ()) * sizeof (CORBA::WChar) : 0)"; + } + else + { + *os << "_dcps_max_marshaled_size_ulong() + " + << "(_tao_aggregate." << f->local_name () << ".in () ? " + << "ACE_OS::strlen(_tao_aggregate." + << f->local_name () << ".in ()) : 0)"; + } + break; + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ".out ())"; + + break; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << _tao_aggregate." << f->local_name () << ".in ())"; + + break; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Nothing to be done. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_array - " + "bad substate\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_structure (be_structure *node) +{ + // If the struct is defined in this scope, generate its Serializer stream + // operators here. + if (node->node_type () != AST_Decl::NT_typedef + && node->is_child (this->ctx_->scope ()->decl ())) + { + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + be_visitor_structure_serializer_op_cs visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_struct - " + "codegen failed\n"), + -1); + } + } + + // How generate the marshaling code for the struct as a field. + + TAO_OutStream *os = this->ctx_->stream (); + + // retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_structure - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + *os << "_tao_is_bounded_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + *os << "_dcps_max_marshaled_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_FIND_SIZE: + *os << "_dcps_find_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Proceed further. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_structure - " + "bad sub state\n"), + -1); + } + + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_typedef (be_typedef *node) +{ + this->ctx_->alias (node); + be_type *bt = node->primitive_base_type (); + + if (!bt || (bt->accept (this) == -1)) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_typedef - " + "Bad primitive type\n"), + -1); + } + + this->ctx_->alias (0); + return 0; +} + +int +be_visitor_field_serializer_op_cs::visit_union (be_union *node) +{ + // If the union is defined in this scope, generate its Serializer stream + // operators here. + if (node->node_type () != AST_Decl::NT_typedef + && node->is_child (this->ctx_->scope ()->decl ())) + { + be_visitor_context ctx (*this->ctx_); + ctx.node (node); + be_visitor_union_serializer_op_cs visitor (&ctx); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_union - " + "codegen failed\n"), + -1); + } + } + + // Now generate marshaling code for the union as a field. + + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_union - " + "cannot retrieve field node\n"), + -1); + } + + // Check what is the code generations substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + *os << "_tao_is_bounded_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + *os << "_dcps_max_marshaled_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_FIND_SIZE: + *os << "_dcps_find_size (_tao_aggregate." << f->local_name () + << ")"; + break; + case TAO_CodeGen::TAO_CDR_INPUT: + *os << "(strm >> _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << "(strm << _tao_aggregate." << f->local_name () << ")"; + + return 0; + case TAO_CodeGen::TAO_CDR_SCOPE: + // Proceed further. + break; + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_field_serializer_op_cs::" + "visit_union - " + "bad sub state\n"), + -1); + } + + return 0; +} + +// **************************************************************** + +be_visitor_serializer_op_field_decl::be_visitor_serializer_op_field_decl ( + be_visitor_context *ctx) + : be_visitor_scope (ctx) +{ +} + +// This is a field, but the action depends on the type of the field, +// use this visitor to detect the type of the field. +// Notice that this is why the parent visitor (who create us) cannot +// do the job, because it may have another purpose for some or all of +// the visit_* methods; in other words, while running a visitor to +// generate TAO::DCPS::Serializer operators for structures we cannot use that one to +// generate the code of each field, because visit_struct already has a +// meaning in that visitor. +int +be_visitor_serializer_op_field_decl::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_serializer_op_field_decl::" + "visit_field - " + "Bad field type\n"), + -1); + } + + // @@ Shouldn't this be saved in the visitor and not the context?! + this->ctx_->node (node); + + if (bt->accept (this) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_serializer_op_field_decl::" + "visit_field - " + "codegen for field type failed\n"), + -1); + } + + return 0; +} + +int +be_visitor_serializer_op_field_decl::visit_array (be_array *node) +{ + TAO_OutStream *os = this->ctx_->stream (); + + // Retrieve the field node. + be_field *f = this->ctx_->be_node_as_field (); + + if (f == 0) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_serializer_op_field_decl::" + "visit_array - " + "cannot retrieve field node\n"), + -1); + } + + // For anonymous arrays, the type name has a _ prepended. We compute + // the full_name with or without the underscore and use it later on. + char fname [NAMEBUFSIZE]; + + ACE_OS::memset (fname, + '\0', + NAMEBUFSIZE); + + if (this->ctx_->alias () == 0 // Not a typedef. + && node->is_child (this->ctx_->scope ()->decl ())) + { + // For anonymous arrays, + // we have to generate a name for us that has an underscope + // prepended to our local name. This needs to be inserted after + // the parents's name. + + if (node->is_nested ()) + { + be_decl *parent = be_scope::narrow_from_scope (node->defined_in ())->decl (); + ACE_OS::sprintf (fname, + "%s::_%s", + parent->full_name (), + node->local_name ()->get_string ()); + } + else + { + ACE_OS::sprintf (fname, + "_%s", + node->full_name ()); + } + } + else + { + // Typedefed node. + ACE_OS::sprintf (fname, + "%s", + node->full_name ()); + } + + // Check what is the code generation substate. Are we generating code for + // the in/out operators for our parent or for us? + switch (this->ctx_->sub_state ()) + { + case TAO_CodeGen::TAO_IS_BOUNDED_SIZE: + case TAO_CodeGen::TAO_MAX_MARSHALED_SIZE: + case TAO_CodeGen::TAO_FIND_SIZE: + case TAO_CodeGen::TAO_CDR_INPUT: + case TAO_CodeGen::TAO_CDR_OUTPUT: + *os << fname << "_forany " + << "_tao_aggregate_" << f->local_name () << be_idt << be_idt_nl + << "(const_cast<" << be_idt << be_idt_nl + << fname << "_slice*> (" << be_nl + << "_tao_aggregate." << f->local_name () << be_uidt_nl + << ")" << be_uidt << be_uidt_nl + << ");" << be_uidt_nl; + + break; + case TAO_CodeGen::TAO_CDR_SCOPE: + default: + // Error. + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_serializer_op_field_decl::" + "visit_array - " + "bad sub state\n"), + -1); + } + + return 0; +} + + +int +be_visitor_serializer_op_field_decl::visit_typedef (be_typedef *node) +{ + this->ctx_->alias (node); // Save the typedef node for use in code + // generation as we visit the base type. + + // The node to be visited in the base primitve type that gets typedefed. + be_type *bt = node->primitive_base_type (); + + if (bt == 0 || bt->accept (this) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_serializer_op_field_decl::" + "visit_typedef - " + "Bad primitive type\n"), + -1); + } + + this->ctx_->alias (0); + return 0; +} |