525 lines
23 KiB
C++
525 lines
23 KiB
C++
#ifndef EOLIAN_MONO_STRUCT_DEFINITION_HH
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#define EOLIAN_MONO_STRUCT_DEFINITION_HH
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#include "grammar/generator.hpp"
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#include "grammar/klass_def.hpp"
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#include "grammar/indentation.hpp"
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#include "grammar/list.hpp"
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#include "grammar/alternative.hpp"
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#include "name_helpers.hh"
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#include "helpers.hh"
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#include "type.hh"
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#include "using_decl.hh"
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#include "documentation.hh"
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#include "struct_fields.hh"
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#include "blacklist.hh"
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namespace eolian_mono {
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inline std::string binding_struct_name(attributes::struct_def const& struct_)
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{
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return name_helpers::typedecl_managed_name(struct_);
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}
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inline std::string binding_struct_internal_name(attributes::struct_def const& struct_)
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{
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return binding_struct_name(struct_) + "_StructInternal";
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}
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struct struct_definition_generator
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{
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template <typename OutputIterator, typename Context>
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bool generate(OutputIterator sink, attributes::struct_def const& struct_, Context const& context) const
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{
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EINA_CXX_DOM_LOG_DBG(eolian_mono::domain) << "struct_definition_generator: " << struct_.cxx_name << std::endl;
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if(!as_generator(documentation).generate(sink, struct_, context))
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return false;
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if(!as_generator
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(
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"[StructLayout(LayoutKind.Sequential)]\n"
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"public struct " << string << "\n{\n"
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)
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.generate(sink, binding_struct_name(struct_), context))
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return false;
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// iterate struct fields
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for (auto const& field : struct_.fields)
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{
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auto field_name = field.name;
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field_name[0] = std::toupper(field_name[0]); // Hack to allow 'static' as a field name
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if (!as_generator
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(
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documentation(1)
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<< scope_tab(1) << "public " << type << " " << string << ";\n"
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)
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.generate(sink, std::make_tuple(field, field.type, name_helpers::to_field_name(field.name)), context))
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return false;
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}
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// Check whether this is an extern struct without declared fields in .eo file and generate a
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// placeholder field if positive.
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// Mono's JIT is picky when generating function pointer for delegates with empty structs, leading to
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// those 'mini-amd64.c condition fields not met' crashes.
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if (struct_.fields.size() == 0)
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{
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if (!as_generator("///<summary>Placeholder field</summary>\npublic IntPtr field;\n").generate(sink, nullptr, context))
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return false;
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}
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else
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{
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// Constructor with default parameters for easy struct initialization
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auto struct_name = binding_struct_name(struct_);
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if(!as_generator(
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scope_tab << "///<summary>Constructor for " << string << ".</summary>\n"
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<< scope_tab << "public " << string << "(\n"
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<< ((scope_tab << scope_tab << field_argument_default) % ",\n")
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<< scope_tab << ")\n"
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<< scope_tab << "{\n"
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<< *(scope_tab << scope_tab << field_argument_assignment << ";\n")
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<< scope_tab << "}\n")
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.generate(sink, std::make_tuple(struct_name, struct_name, struct_.fields, struct_.fields), context))
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return false;
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}
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if(!as_generator("}\n").generate(sink, attributes::unused, context)) return false;
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return true;
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}
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} const struct_definition {};
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struct struct_internal_definition_generator
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{
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template <typename OutputIterator, typename Context>
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bool generate(OutputIterator sink, attributes::struct_def const& struct_, Context const& context) const
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{
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if (!as_generator
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(
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"///<summary>Internal wrapper for struct " << string << ".</summary>\n"
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"[StructLayout(LayoutKind.Sequential)]\n"
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"public struct " << string << "\n{\n"
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)
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.generate(sink, std::make_tuple<>(binding_struct_name(struct_), binding_struct_internal_name(struct_)), context))
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return false;
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// iterate struct fields
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for (auto const& field : struct_.fields)
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{
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auto field_name = name_helpers::to_field_name(field.name);
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auto klass = efl::eina::get<attributes::klass_name>(&field.type.original_type);
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auto regular = efl::eina::get<attributes::regular_type_def>(&field.type.original_type);
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if (klass
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|| (regular && (regular->base_type == "string"
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|| regular->base_type == "mstring"
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|| regular->base_type == "stringshare"
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|| regular->base_type == "any_value_ptr")))
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{
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if (!as_generator("///<summary>Internal wrapper for field " << field_name << "</summary>\n"
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<< "public System.IntPtr " << field_name << ";\n")
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.generate(sink, nullptr, context))
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return false;
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}
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else if (!as_generator(eolian_mono::marshall_annotation(false) << " public " << eolian_mono::marshall_type(false) << " " << string << ";\n")
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.generate(sink, std::make_tuple(field.type, field.type, field_name), context))
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return false;
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}
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// Check whether this is an extern struct without declared fields in .eo file and generate a
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// placeholder field if positive.
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// Mono's JIT is picky when generating function pointer for delegates with empty structs, leading to
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// those 'mini-amd64.c condition fields not met' crashes.
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if (struct_.fields.size() == 0)
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{
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if (!as_generator("internal IntPtr field;\n").generate(sink, nullptr, context))
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return false;
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}
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auto external_name = binding_struct_name(struct_);
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auto internal_name = binding_struct_internal_name(struct_);
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if(!as_generator(
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scope_tab << "///<summary>Implicit conversion to the internal/marshalling representation.</summary>\n"
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<< scope_tab << "public static implicit operator " << string << "(" << string << " struct_)\n"
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<< scope_tab << "{\n"
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<< scope_tab << scope_tab << "return " << string << "_StructConversion.ToExternal(struct_);\n"
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<< scope_tab << "}\n"
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<< scope_tab << "///<summary>Implicit conversion to the managed representation.</summary>\n"
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<< scope_tab << "public static implicit operator " << string << "(" << string << " struct_)\n"
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<< scope_tab << "{\n"
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<< scope_tab << scope_tab << "return " << string << "_StructConversion.ToInternal(struct_);\n"
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<< scope_tab << "}\n"
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).generate(sink, std::make_tuple(external_name, internal_name, external_name,
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internal_name, external_name, external_name), context))
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return false;
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if(!as_generator("}\n").generate(sink, attributes::unused, context)) return false;
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return true;
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}
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} const struct_internal_definition {};
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// Conversors generation //
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struct to_internal_field_convert_generator
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{
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template <typename OutputIterator, typename Context>
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bool generate(OutputIterator sink, attributes::struct_field_def const& field, Context const& context) const
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{
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auto field_name = name_helpers::to_field_name(field.name);
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auto regular = efl::eina::get<attributes::regular_type_def>(&field.type.original_type);
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auto klass = efl::eina::get<attributes::klass_name>(&field.type.original_type);
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auto complex = efl::eina::get<attributes::complex_type_def>(&field.type.original_type);
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if (klass)
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = _external_struct." << string << ".NativeHandle;\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if ((complex && (complex->outer.base_type == "array"
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|| complex->outer.base_type == "inarray"
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|| complex->outer.base_type == "list"
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|| complex->outer.base_type == "inlist"
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|| complex->outer.base_type == "iterator"
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|| complex->outer.base_type == "hash"))
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|| field.type.c_type == "Eina_Binbuf *" || field.type.c_type == "const Eina_Binbuf *")
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{
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// Always assumes pointer
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = _external_struct." << string << ".Handle;\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if (field.type.is_ptr && helpers::need_pointer_conversion(regular) && !helpers::need_struct_conversion(regular))
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = Eina.PrimitiveConversion.ManagedToPointerAlloc(_external_struct." << string << ");\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if (helpers::need_struct_conversion(regular))
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = " << type << "_StructConversion.ToInternal(_external_struct." << string << ");\n")
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.generate(sink, std::make_tuple(field_name, field.type, field_name), context))
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return false;
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}
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else if (regular && (regular->base_type == "string" || regular->base_type == "mstring"))
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = Eina.MemoryNative.StrDup(_external_struct." << string << ");\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if (regular && regular->base_type == "stringshare")
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = Eina.Stringshare.eina_stringshare_add(_external_struct." << string << ");\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if (field.type.c_type == "Eina_Slice" || field.type.c_type == "const Eina_Slice"
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|| field.type.c_type == "Eina_Rw_Slice" || field.type.c_type == "const Eina_Rw_Slice")
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{
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if (!as_generator(
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"\n" <<
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scope_tab << scope_tab << "_internal_struct." << field_name << ".Len = _external_struct." << field_name << ".Len;\n" <<
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scope_tab << scope_tab << "_internal_struct." << field_name << ".Mem = _external_struct." << field_name << ".Mem;\n\n")
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.generate(sink, attributes::unused, context))
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return false;
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}
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else if (field.type.c_type == "Eina_Value" || field.type.c_type == "const Eina_Value")
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = _external_struct." << string << ".GetNative();\n"
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).generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if (field.type.c_type == "Eina_Value *" || field.type.c_type == "const Eina_Value *")
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = _external_struct." << string << ".NativeHandle;\n"
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).generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else // primitives and enums
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{
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if (!as_generator(
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scope_tab << scope_tab << "_internal_struct." << string << " = _external_struct." << string << ";\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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return true;
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}
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} const to_internal_field_convert {};
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struct to_external_field_convert_generator
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{
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template <typename OutputIterator, typename Context>
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bool generate(OutputIterator sink, attributes::struct_field_def const& field, Context const& context) const
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{
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auto field_name = name_helpers::to_field_name(field.name);
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auto regular = efl::eina::get<attributes::regular_type_def>(&field.type.original_type);
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auto klass = efl::eina::get<attributes::klass_name>(&field.type.original_type);
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auto complex = efl::eina::get<attributes::complex_type_def>(&field.type.original_type);
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if (klass)
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{
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auto interface_name = name_helpers::klass_full_interface_name(*klass);
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auto concrete_name = name_helpers::klass_full_concrete_name(*klass);
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if (!as_generator(
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"\n"
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<< scope_tab << scope_tab << "_external_struct." << string
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<< " = (" << concrete_name << ") System.Activator.CreateInstance(typeof("
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<< concrete_name << "), new System.Object[] {_internal_struct." << string << "});\n"
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<< scope_tab << scope_tab << "Efl.Eo.Globals.efl_ref(_internal_struct." << string << ");\n\n")
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.generate(sink, std::make_tuple(field_name, field_name, field_name), context))
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return false;
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}
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else if (field.type.c_type == "Eina_Binbuf *" || field.type.c_type == "const Eina_Binbuf *")
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = new " << type << "(_internal_struct." << string << ", false);\n")
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.generate(sink, std::make_tuple(field_name, field.type, field_name), context))
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return false;
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}
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else if (complex && (complex->outer.base_type == "array"
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|| complex->outer.base_type == "inarray"
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|| complex->outer.base_type == "list"
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|| complex->outer.base_type == "inlist"
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|| complex->outer.base_type == "iterator"))
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{
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// Always assumes pointer
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = new " << type << "(_internal_struct." << string << ", false, false);\n")
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.generate(sink, std::make_tuple(field_name, field.type, field_name), context))
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return false;
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}
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else if (complex && complex->outer.base_type == "hash")
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = new " << type << "(_internal_struct." << string << ", false, false, false);\n")
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.generate(sink, std::make_tuple(field_name, field.type, field_name), context))
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return false;
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}
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else if (field.type.is_ptr && helpers::need_pointer_conversion(regular) && !helpers::need_struct_conversion(regular))
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = Eina.PrimitiveConversion.PointerToManaged<" << type << ">(_internal_struct." << string << ");\n")
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.generate(sink, std::make_tuple(field_name, field.type, field_name), context))
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return false;
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}
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else if (helpers::need_struct_conversion(regular))
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = " << type << "_StructConversion.ToExternal(_internal_struct." << string << ");\n")
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.generate(sink, std::make_tuple(field_name, field.type, field_name), context))
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return false;
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}
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else if (regular && (regular->base_type == "string" || regular->base_type == "mstring" || regular->base_type == "stringshare"))
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = Eina.StringConversion.NativeUtf8ToManagedString(_internal_struct." << string << ");\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if (field.type.c_type == "Eina_Slice" || field.type.c_type == "const Eina_Slice"
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|| field.type.c_type == "Eina_Rw_Slice" || field.type.c_type == "const Eina_Rw_Slice")
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{
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if (!as_generator(
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"\n" <<
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scope_tab << scope_tab << "_external_struct." << field_name << ".Len = _internal_struct." << field_name << ".Len;\n" <<
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scope_tab << scope_tab << "_external_struct." << field_name << ".Mem = _internal_struct." << field_name << ".Mem;\n\n")
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.generate(sink, attributes::unused, context))
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return false;
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}
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else if (field.type.c_type == "Eina_Value" || field.type.c_type == "const Eina_Value")
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = new Eina.Value(_internal_struct." << string << ");\n"
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).generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else if (field.type.c_type == "Eina_Value *" || field.type.c_type == "const Eina_Value *")
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = new Eina.Value(_internal_struct." << string << ", Eina.Ownership.Unmanaged);\n"
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).generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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else // primitives and enums
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{
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if (!as_generator(
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scope_tab << scope_tab << "_external_struct." << string << " = _internal_struct." << string << ";\n")
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.generate(sink, std::make_tuple(field_name, field_name), context))
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return false;
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}
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return true;
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}
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} const to_external_field_convert {};
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struct struct_binding_conversion_functions_generator
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{
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template <typename OutputIterator, typename Context>
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bool generate(OutputIterator sink, attributes::struct_def const& struct_, Context const& context) const
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{
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// Open conversion class
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if (!as_generator
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(
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"/// <summary>Conversion class for struct " << name_helpers::typedecl_managed_name(struct_) << "</summary>\n"
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"public static class " << name_helpers::typedecl_managed_name(struct_) << "_StructConversion\n{\n"
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)
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.generate(sink, nullptr, context))
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return false;
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// to internal
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if (!as_generator
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(
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scope_tab << "internal static " << string << " ToInternal(" << string << " _external_struct)\n"
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<< scope_tab << "{\n"
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<< scope_tab << scope_tab << "var _internal_struct = new " << string << "();\n\n"
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)
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.generate(sink, std::make_tuple(binding_struct_internal_name(struct_)
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, binding_struct_name(struct_)
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, binding_struct_internal_name(struct_)
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), context))
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return false;
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for (auto const& field : struct_.fields)
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{
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if (!to_internal_field_convert.generate(sink, field, context))
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return false;
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}
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if (!as_generator
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(
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"\n"
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<< scope_tab << scope_tab << "return _internal_struct;\n"
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<< scope_tab << "}\n\n"
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)
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.generate(sink, attributes::unused, context))
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return false;
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// to external
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if (!as_generator
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(
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scope_tab << "internal static " << string << " ToExternal(" << string << " _internal_struct)\n"
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<< scope_tab << "{\n"
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<< scope_tab << scope_tab << "var _external_struct = new " << string << "();\n\n"
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)
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.generate(sink, std::make_tuple(binding_struct_name(struct_)
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, binding_struct_internal_name(struct_)
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, binding_struct_name(struct_)
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), context))
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return false;
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for (auto const& field : struct_.fields)
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{
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if (!to_external_field_convert.generate(sink, field, context))
|
|
return false;
|
|
}
|
|
|
|
if (!as_generator
|
|
(
|
|
"\n"
|
|
<< scope_tab << scope_tab << "return _external_struct;\n"
|
|
<< scope_tab << "}\n\n"
|
|
)
|
|
.generate(sink, attributes::unused, context))
|
|
return false;
|
|
|
|
// Close conversion class
|
|
if (!as_generator("}\n").generate(sink, attributes::unused, context))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
} const struct_binding_conversion_functions {};
|
|
|
|
struct struct_entities_generator
|
|
{
|
|
template <typename OutputIterator, typename Context>
|
|
bool generate(OutputIterator sink, attributes::struct_def const& struct_, Context const& context) const
|
|
{
|
|
if (blacklist::is_struct_blacklisted(struct_))
|
|
return true;
|
|
|
|
|
|
if (!name_helpers::open_namespaces(sink, struct_.namespaces, context))
|
|
return false;
|
|
|
|
if (!struct_definition.generate(sink, struct_, context))
|
|
return false;
|
|
|
|
if (!struct_internal_definition.generate(sink, struct_, context))
|
|
return false;
|
|
|
|
if (!struct_binding_conversion_functions.generate(sink, struct_, context))
|
|
return false;
|
|
|
|
return name_helpers::close_namespaces(sink, struct_.namespaces, context);
|
|
|
|
}
|
|
} const struct_entities {};
|
|
|
|
}
|
|
|
|
namespace efl { namespace eolian { namespace grammar {
|
|
|
|
template <>
|
|
struct is_eager_generator< ::eolian_mono::struct_definition_generator> : std::true_type {};
|
|
template <>
|
|
struct is_generator< ::eolian_mono::struct_definition_generator> : std::true_type {};
|
|
|
|
template <>
|
|
struct is_eager_generator< ::eolian_mono::struct_internal_definition_generator> : std::true_type {};
|
|
template <>
|
|
struct is_generator< ::eolian_mono::struct_internal_definition_generator> : std::true_type {};
|
|
|
|
template <>
|
|
struct is_eager_generator< ::eolian_mono::to_internal_field_convert_generator> : std::true_type {};
|
|
template <>
|
|
struct is_generator< ::eolian_mono::to_internal_field_convert_generator> : std::true_type {};
|
|
|
|
template <>
|
|
struct is_eager_generator< ::eolian_mono::to_external_field_convert_generator> : std::true_type {};
|
|
template <>
|
|
struct is_generator< ::eolian_mono::to_external_field_convert_generator> : std::true_type {};
|
|
|
|
template <>
|
|
struct is_eager_generator< ::eolian_mono::struct_binding_conversion_functions_generator> : std::true_type {};
|
|
template <>
|
|
struct is_generator< ::eolian_mono::struct_binding_conversion_functions_generator> : std::true_type {};
|
|
|
|
template <>
|
|
struct is_eager_generator< ::eolian_mono::struct_entities_generator> : std::true_type {};
|
|
template <>
|
|
struct is_generator< ::eolian_mono::struct_entities_generator> : std::true_type {};
|
|
|
|
namespace type_traits {
|
|
template <>
|
|
struct attributes_needed< ::eolian_mono::struct_definition_generator> : std::integral_constant<int, 1> {};
|
|
|
|
template <>
|
|
struct attributes_needed< ::eolian_mono::struct_internal_definition_generator> : std::integral_constant<int, 1> {};
|
|
|
|
template <>
|
|
struct attributes_needed< ::eolian_mono::to_internal_field_convert_generator> : std::integral_constant<int, 1> {};
|
|
|
|
template <>
|
|
struct attributes_needed< ::eolian_mono::to_external_field_convert_generator> : std::integral_constant<int, 1> {};
|
|
|
|
template <>
|
|
struct attributes_needed< ::eolian_mono::struct_binding_conversion_functions_generator> : std::integral_constant<int, 1> {};
|
|
|
|
template <>
|
|
struct attributes_needed< ::eolian_mono::struct_entities_generator> : std::integral_constant<int, 1> {};
|
|
}
|
|
|
|
} } }
|
|
|
|
#endif
|