fidl/lib/c_generator.cpp

60     // TODO(704) Generate an appropriate header guard name.
81     *file << member.type << " " << member.name;
90         *file << "const " << member.type << " " << member.name;
96         *file << "const " << member.element_type << "* " << member.name << "_data, "
97               << "size_t " << member.name << "_count";
100         *file << "const char* " << member.name << "_data, "
101               << "size_t " << member.name << "_size";
106         *file << member.type << " " << member.name;
115             *file << member.type << " " << member.name;
122                 *file << "const " << member.type << " " << member.name;
125                 *file << "const " << member.type << "* " << member.name;
137         *file << member.type << " out_" << member.name;
142         *file << member.element_type << "* " << member.name << "_buffer, "
143               << "size_t " << member.name << "_capacity, "
144               << "size_t* out_" << member.name << "_count";
147         *file << "char* " << member.name << "_buffer, "
148               << "size_t " << member.name << "_capacity, "
149               << "size_t* out_" << member.name << "_size";
154         *file << member.type << "* out_" << member.name;
163             *file << member.type << "* out_" << member.name;
170                 *file << member.type << " out_" << member.name;
173                 *file << member.type << "* out_" << member.name;
248             *file << " + FIDL_ALIGN(sizeof(*" << member.name << "_data) * " << member.name << "_count)";
250             *file << " + FIDL_ALIGN(" << member.name << "_size)";
252             *file << " + (" << member.name << " ? sizeof(*" << member.name << ") : 0u)";
260             *file << " + FIDL_ALIGN(sizeof(*" << member.name << "_buffer) * " << member.name << "_capacity)";
262             *file << " + FIDL_ALIGN(" << member.name << "_capacity)";
264             *file << " + (out_" << member.name << " ? sizeof(*out_" << member.name << ") : 0u)";
288         const auto& name = member.name;
291             *file << kIndent << "memcpy(" << receiver << "->" << name << ", "
292                   << name << ", sizeof(" << receiver << "->" << name << "));\n";
295             *file << kIndent << receiver << "->" << name << ".data = &" << bytes << "[_next];\n";
296             *file << kIndent << receiver << "->" << name << ".count = " << name << "_count;\n";
297             *file << kIndent << "memcpy(" << receiver << "->" << name << ".data, " << name << "_data, sizeof(*" << name << "_data) * " << name << "_count);\n";
298             *file << kIndent << "_next += FIDL_ALIGN(sizeof(*" << name << "_data) * " << name << "_count);\n";
301             *file << kIndent << receiver << "->" << name << ".data = &" << bytes << "[_next];\n";
302             *file << kIndent << receiver << "->" << name << ".size = " << name << "_size;\n";
303             *file << kIndent << "memcpy(" << receiver << "->" << name << ".data, " << name << "_data, " << name << "_size);\n";
304             *file << kIndent << "_next += FIDL_ALIGN(" << name << "_size);\n";
309             *file << kIndent << receiver << "->" << name << " = " << name << ";\n";
318                 *file << kIndent << receiver << "->" << name << " = " << name << ";\n";
327                     *file << kIndent << "if (" << name << ") {\n";
328                     *file << kIndent << kIndent << receiver << "->" << name << " = (void*)&" << bytes << "[_next];\n";
329                     *file << kIndent << kIndent << "memcpy(" << receiver << "->" << name << ", " << name << ", sizeof(*" << name << "));\n";
330                     *file << kIndent << kIndent << "_next += sizeof(*" << name << ");\n";
332                     *file << kIndent << kIndent << receiver << "->" << name << " = NULL;\n";
336                     *file << kIndent << receiver << "->" << name << " = *" << name << ";\n";
460     auto named_decl = library->LookupDeclByName(identifier_type->name);
467     std::string name = NameIdentifier(decl.name);
487         std::move(name),
544         add_includes.insert(NameLibraryCHeader(dep_library->name()));
558 void CGenerator::GenerateIntegerDefine(StringView name, types::PrimitiveSubtype subtype,
561     file_ << "#define " << name << " " << literal_macro << "(" << value << ")\n";
564 void CGenerator::GeneratePrimitiveDefine(StringView name, types::PrimitiveSubtype subtype,
576         file_ << "#define " << name << " " << literal_macro << "(" << value << ")\n";
582         file_ << "#define " << name << " "
591 void CGenerator::GenerateStringDefine(StringView name, StringView value) {
592     file_ << "#define " << name << " " << value << "\n";
595 void CGenerator::GenerateIntegerTypedef(types::PrimitiveSubtype subtype, StringView name) {
597     file_ << "typedef " << underlying_type << " " << name << ";\n";
600 void CGenerator::GenerateStructTypedef(StringView name) {
601     file_ << "typedef struct " << name << " " << name << ";\n";
604 void CGenerator::GenerateStructDeclaration(StringView name, const std::vector<Member>& members) {
605     file_ << "struct " << name << " {\n";
615 void CGenerator::GenerateTaggedUnionDeclaration(StringView name,
617     file_ << "struct " << name << " {\n";
630 // TODO(TO-702) These should maybe check for global name
636         named_consts.emplace(const_info.get(), NamedConst{NameName(const_info->name, "_", "_"), *const_info});
645         std::string enum_name = NameName(enum_info->name, "_", "_");
667             named_method.identifier = NameIdentifier(method.name);
705         std::string c_name = NameName(struct_info->name, "_", "_");
717         std::string c_name = NameName(table_info->name, "_", "_");
729         std::string union_name = NameName(union_info->name, "_", "_");
741     GenerateIntegerTypedef(subtype, named_enum.name);
743         std::string member_name = named_enum.name + "_" + NameIdentifier(member.name);
778     GenerateStructTypedef(named_union.name);
801         GeneratePrimitiveDefine(named_const.name,
806         GenerateStringDefine(named_const.name,
853     GenerateTaggedUnionDeclaration(named_union.name, members);
857         std::string tag_name = NameUnionTag(named_union.name, member);
975                         file_ << "(_response->" << member.name << ".count > " << member.name << "_capacity)";
979                         file_ << "(_response->" << member.name << ".size > " << member.name << "_capacity)";
983                         file_ << "((uintptr_t)_response->" << member.name << " == FIDL_ALLOC_PRESENT && out_" << member.name << " == NULL)";
1010                 const auto& name = member.name;
1013                     file_ << kIndent << "memcpy(out_" << name << ", _response->" << name << ", sizeof(out_" << name << "));\n";
1016                     file_ << kIndent << "memcpy(" << name << "_buffer, _response->" << name << ".data, sizeof(*" << name << "_buffer) * _response->" << name << ".count);\n";
1017                     file_ << kIndent << "*out_" << name << "_count = _response->" << name << ".count;\n";
1020                     file_ << kIndent << "memcpy(" << name << "_buffer, _response->" << name << ".data, _response->" << name << ".size);\n";
1021                     file_ << kIndent << "*out_" << name << "_size = _response->" << name << ".size;\n";
1026                     file_ << kIndent << "*out_" << name << " = _response->" << name << ";\n";
1035                         file_ << kIndent << "*out_" << name << " = _response->" << name << ";\n";
1044                             file_ << kIndent << "if (_response->" << name << ") {\n";
1045                             file_ << kIndent << kIndent << "*out_" << name << " = *(_response->" << name << ");\n";
1054                             file_ << kIndent << kIndent << "memset(out_" << name << ", 0, sizeof(*out_" << name << "));\n";
1058                             file_ << kIndent << "*out_" << name << " = _response->" << name << ";\n";
1133                 file_ << ", request->" << member.name;
1136                 file_ << ", (" << member.element_type << "*)request->" << member.name << ".data"
1137                       << ", request->" << member.name << ".count";
1140                 file_ << ", request->" << member.name << ".data"
1141                       << ", request->" << member.name << ".size";
1150                     file_ << ", request->" << member.name;
1159                         file_ << ", request->" << member.name;
1162                         file_ << ", &(request->" << member.name << ")";
1418     EmitIncludeHeader(&file_, "<" + NameLibraryCHeader(library_->name()) + ">");
1455     EmitIncludeHeader(&file_, "<" + NameLibraryCHeader(library_->name()) + ">");