diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_valuebox/field_ch.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_valuebox/field_ch.cpp | 536 |
1 files changed, 536 insertions, 0 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_valuebox/field_ch.cpp b/TAO/TAO_IDL/be/be_visitor_valuebox/field_ch.cpp new file mode 100644 index 00000000000..1ac3ef40268 --- /dev/null +++ b/TAO/TAO_IDL/be/be_visitor_valuebox/field_ch.cpp @@ -0,0 +1,536 @@ +// +// $Id$ +// + +// ============================================================================ +// +// = LIBRARY +// TAO IDL +// +// = FILENAME +// field_ch.cpp +// +// = DESCRIPTION +// Visitor for the structure fields in valuebox class. +// This one generates code for access to strucuture members +// in the client header. +// +// Based on be_visitor_union_branch/public_ch. In general we +// generate the same method signatures as that visitor but cannot +// use it directly because a valuebox is not a scope and because +// the structure is visited prior to visiting the valuebox. +// +// = AUTHOR +// Gary Maxey +// +// ============================================================================ + +ACE_RCSID (be_visitor_valuebox, + field_ch, + "$Id$") + + +be_visitor_valuebox_field_ch::be_visitor_valuebox_field_ch ( + be_visitor_context *ctx + ) + : be_visitor_decl (ctx) +{ +} + +be_visitor_valuebox_field_ch::~be_visitor_valuebox_field_ch (void) +{ +} + +int +be_visitor_valuebox_field_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_valuebox_field_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_valuebox_field_ch::" + "visit_union_branch - " + "codegen for valuebox field failed\n"), + -1); + } + + return 0; +} + +// Visit operations on all possible data types that a union_branch can be. + +int +be_visitor_valuebox_field_ch::visit_array (be_array *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_array - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + + char fname [NAMEBUFSIZE]; + ACE_OS::memset (fname, + '\0', + NAMEBUFSIZE); + + if (bt->node_type () != AST_Decl::NT_typedef) + { + // 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 parent's name. + if (bt->is_nested ()) + { + be_decl *parent = + be_scope::narrow_from_scope (bt->defined_in ())->decl (); + ACE_OS::sprintf (fname, + "%s::_%s", + parent->full_name (), + bt->local_name ()->get_string ()); + } + else + { + ACE_OS::sprintf (fname, + "_%s", + bt->full_name ()); + } + } + else + { // Typedefed node. + ACE_OS::sprintf (fname, + "%s", + bt->full_name ()); + } + + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + *os << "void " << field->local_name () << " (" << fname << ");" << be_nl; + + *os << "const " << fname << "_slice *" << field->local_name () + << " (void) const;" << be_nl; + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_enum (be_enum *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_enum - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + this->emit_member_set (field, bt, "", ""); + this->emit_member_get (field, bt, "", "", "const"); + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_interface (be_interface *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_interface - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + this->emit_member_set (field, bt, "", "_ptr"); + this->emit_member_get (field, bt, "", "_ptr", "const"); + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_interface_fwd (be_interface_fwd *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_interface_fwd - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + this->emit_member_set (field, bt, "", "_ptr"); + this->emit_member_get (field, bt, "", "_ptr", "const"); + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_valuetype (be_valuetype *) +{ + // Valuetype is not a valid component of a valuebox + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_valuetype_fwd (be_valuetype_fwd *) +{ + // Valuetype is not a valid component of a valuebox + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_predefined_type (be_predefined_type *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_predefined_type - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + switch (node->pt ()) + { + case AST_PredefinedType::PT_pseudo: + case AST_PredefinedType::PT_object: + this->emit_member_set (field, bt, " ::", "_ptr"); + this->emit_member_get (field, bt, " ::", "_ptr", "const"); + + break; + case AST_PredefinedType::PT_any: + this->emit_member_set (field, bt, "const ::", " &"); + this->emit_member_get (field, bt, "const ::", " &", "const"); + this->emit_member_get (field, bt, " ::", " &", ""); + break; + case AST_PredefinedType::PT_void: + break; + default: + this->emit_member_set (field, bt, " ::", ""); + this->emit_member_get (field, bt, " ::", "", "const"); + } + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_sequence (be_sequence *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_sequence - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + this->emit_member_set (field, bt, "const ", " &"); + this->emit_member_get (field, bt, "const ", " &", "const"); + this->emit_member_get (field, bt, "", " &", ""); + + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_string (be_string *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_string - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + this->emit_member_set (field, bt, "", ""); + this->emit_member_set (field, bt, "const ", ""); + + const char *string_type = ""; + if (node->node_type () == AST_Decl::NT_string) + { + string_type = "String"; + } + else if (node->node_type () == AST_Decl::NT_wstring) + { + string_type = "WString"; + } + + *os << "void " << field->local_name () + << " (const ::CORBA::" << string_type << "_var &);" << be_nl; + + this->emit_member_get (field, bt, "const ", "", "const"); + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_structure (be_structure *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_structure - " + "bad context information\n"), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + this->emit_member_set (field, bt, "const ", " &"); + this->emit_member_get (field, bt, "const ", " &", "const"); + this->emit_member_get (field, bt, "", " &", ""); + + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_typedef (be_typedef *node) +{ + 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_union_branch_spec_ch::" + "visit_typedef - " + "Bad primitive type\n"), + -1); + } + + this->ctx_->alias (0); + return 0; +} + +int +be_visitor_valuebox_field_ch::visit_union (be_union *node) +{ + be_decl *field = this->ctx_->node (); + be_type *bt; + + // Check if we are visiting this via a visit to a typedef node. + if (this->ctx_->alias ()) + { + bt = this->ctx_->alias (); + } + else + { + bt = node; + } + + if (!field) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_valuebox_field_ch::" + "visit_union - " + "bad context information\n" + ), + -1); + } + + TAO_OutStream *os = this->ctx_->stream (); + + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + this->emit_member_set (field, bt, "const ", " &"); + this->emit_member_get (field, bt, "const ", " &", "const"); + this->emit_member_get (field, bt, "", " &", ""); + + return 0; +} + + +void +be_visitor_valuebox_field_ch::emit_member_set (be_decl *field, + be_type *field_type, + const char *const_arg, + const char *arg_modifier) +{ + TAO_OutStream *os = this->ctx_->stream (); + + *os << "void " << field->local_name () + << " (" << const_arg << field_type->name () << arg_modifier << ");" + << be_nl; + +} + + +void +be_visitor_valuebox_field_ch::emit_member_get (be_decl *field, + be_type *field_type, + const char *const_prefix, + const char *type_suffix, + const char *const_method) +{ + TAO_OutStream *os = this->ctx_->stream (); + + *os << const_prefix << field_type->name () << type_suffix << " " + << field->local_name () << " (void) " << const_method << ";" << be_nl; +} |