Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018, The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "generate_ndk.h" |
| 18 | |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 19 | #include "aidl.h" |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 20 | #include "aidl_language.h" |
| 21 | #include "aidl_to_cpp_common.h" |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 22 | #include "aidl_to_ndk.h" |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 23 | |
| 24 | #include <android-base/logging.h> |
| 25 | |
| 26 | namespace android { |
| 27 | namespace aidl { |
| 28 | namespace ndk { |
| 29 | |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 30 | static constexpr const char* kClazz = "_g_aidl_clazz"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 31 | static constexpr const char* kDescriptor = "descriptor"; |
| 32 | static constexpr const char* kVersion = "version"; |
Jeongik Cha | 8f553e7 | 2019-02-12 16:58:03 +0900 | [diff] [blame] | 33 | static constexpr const char* kCacheVariable = "_aidl_cached_value"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 34 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 35 | using namespace internals; |
| 36 | using cpp::ClassNames; |
| 37 | |
| 38 | void GenerateNdkInterface(const string& output_file, const Options& options, |
| 39 | const AidlTypenames& types, const AidlInterface& defined_type, |
| 40 | const IoDelegate& io_delegate) { |
Jiyong Park | 081b90a | 2019-04-03 20:05:01 +0900 | [diff] [blame] | 41 | const string i_header = options.OutputHeaderDir() + NdkHeaderFile(defined_type, ClassNames::RAW); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 42 | unique_ptr<CodeWriter> i_writer(io_delegate.GetCodeWriter(i_header)); |
| 43 | GenerateInterfaceHeader(*i_writer, types, defined_type, options); |
| 44 | CHECK(i_writer->Close()); |
| 45 | |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 46 | const string bp_header = |
| 47 | options.OutputHeaderDir() + NdkHeaderFile(defined_type, ClassNames::CLIENT); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 48 | unique_ptr<CodeWriter> bp_writer(io_delegate.GetCodeWriter(bp_header)); |
| 49 | GenerateClientHeader(*bp_writer, types, defined_type, options); |
| 50 | CHECK(bp_writer->Close()); |
| 51 | |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 52 | const string bn_header = |
| 53 | options.OutputHeaderDir() + NdkHeaderFile(defined_type, ClassNames::SERVER); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 54 | unique_ptr<CodeWriter> bn_writer(io_delegate.GetCodeWriter(bn_header)); |
| 55 | GenerateServerHeader(*bn_writer, types, defined_type, options); |
| 56 | CHECK(bn_writer->Close()); |
| 57 | |
| 58 | unique_ptr<CodeWriter> source_writer = io_delegate.GetCodeWriter(output_file); |
| 59 | GenerateSource(*source_writer, types, defined_type, options); |
| 60 | CHECK(source_writer->Close()); |
| 61 | } |
| 62 | |
| 63 | void GenerateNdkParcel(const string& output_file, const Options& options, |
| 64 | const AidlTypenames& types, const AidlStructuredParcelable& defined_type, |
| 65 | const IoDelegate& io_delegate) { |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 66 | const string header_path = |
Jiyong Park | 081b90a | 2019-04-03 20:05:01 +0900 | [diff] [blame] | 67 | options.OutputHeaderDir() + NdkHeaderFile(defined_type, ClassNames::RAW); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 68 | unique_ptr<CodeWriter> header_writer(io_delegate.GetCodeWriter(header_path)); |
| 69 | GenerateParcelHeader(*header_writer, types, defined_type, options); |
| 70 | CHECK(header_writer->Close()); |
| 71 | |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 72 | const string bp_header = |
| 73 | options.OutputHeaderDir() + NdkHeaderFile(defined_type, ClassNames::CLIENT); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 74 | unique_ptr<CodeWriter> bp_writer(io_delegate.GetCodeWriter(bp_header)); |
| 75 | *bp_writer << "#error TODO(b/111362593) defined_types do not have bp classes\n"; |
| 76 | CHECK(bp_writer->Close()); |
| 77 | |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 78 | const string bn_header = |
| 79 | options.OutputHeaderDir() + NdkHeaderFile(defined_type, ClassNames::SERVER); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 80 | unique_ptr<CodeWriter> bn_writer(io_delegate.GetCodeWriter(bn_header)); |
| 81 | *bn_writer << "#error TODO(b/111362593) defined_types do not have bn classes\n"; |
| 82 | CHECK(bn_writer->Close()); |
| 83 | |
| 84 | unique_ptr<CodeWriter> source_writer = io_delegate.GetCodeWriter(output_file); |
| 85 | GenerateParcelSource(*source_writer, types, defined_type, options); |
| 86 | CHECK(source_writer->Close()); |
| 87 | } |
| 88 | |
Steven Moreland | 2a9a7d6 | 2019-02-05 16:11:54 -0800 | [diff] [blame] | 89 | void GenerateNdkParcelDeclaration(const std::string& filename, const IoDelegate& io_delegate) { |
| 90 | CodeWriterPtr code_writer = io_delegate.GetCodeWriter(filename); |
| 91 | *code_writer |
| 92 | << "// This file is intentionally left blank as placeholder for parcel declaration.\n"; |
| 93 | CHECK(code_writer->Close()); |
| 94 | } |
| 95 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 96 | void GenerateNdk(const string& output_file, const Options& options, const AidlTypenames& types, |
| 97 | const AidlDefinedType& defined_type, const IoDelegate& io_delegate) { |
| 98 | const AidlStructuredParcelable* parcelable = defined_type.AsStructuredParcelable(); |
| 99 | if (parcelable != nullptr) { |
| 100 | GenerateNdkParcel(output_file, options, types, *parcelable, io_delegate); |
| 101 | return; |
| 102 | } |
| 103 | |
Steven Moreland | 2a9a7d6 | 2019-02-05 16:11:54 -0800 | [diff] [blame] | 104 | const AidlParcelable* parcelable_decl = defined_type.AsParcelable(); |
| 105 | if (parcelable_decl != nullptr) { |
| 106 | GenerateNdkParcelDeclaration(output_file, io_delegate); |
| 107 | return; |
| 108 | } |
| 109 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 110 | const AidlInterface* interface = defined_type.AsInterface(); |
| 111 | if (interface != nullptr) { |
| 112 | GenerateNdkInterface(output_file, options, types, *interface, io_delegate); |
| 113 | return; |
| 114 | } |
| 115 | |
| 116 | CHECK(false) << "Unrecognized type sent for cpp generation."; |
| 117 | } |
| 118 | namespace internals { |
| 119 | |
| 120 | void EnterNdkNamespace(CodeWriter& out, const AidlDefinedType& defined_type) { |
| 121 | out << "namespace aidl {\n"; |
| 122 | cpp::EnterNamespace(out, defined_type); |
| 123 | } |
| 124 | void LeaveNdkNamespace(CodeWriter& out, const AidlDefinedType& defined_type) { |
| 125 | cpp::LeaveNamespace(out, defined_type); |
| 126 | out << "} // namespace aidl\n"; |
| 127 | } |
| 128 | |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 129 | static void StatusCheckGoto(CodeWriter& out) { |
| 130 | out << "if (_aidl_ret_status != STATUS_OK) goto _aidl_error;\n\n"; |
| 131 | } |
| 132 | static void StatusCheckBreak(CodeWriter& out) { |
| 133 | out << "if (_aidl_ret_status != STATUS_OK) break;\n\n"; |
| 134 | } |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 135 | static void StatusCheckReturn(CodeWriter& out) { |
| 136 | out << "if (_aidl_ret_status != STATUS_OK) return _aidl_ret_status;\n\n"; |
| 137 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 138 | |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 139 | static void GenerateHeaderIncludes(CodeWriter& out, const AidlTypenames& types, |
| 140 | const AidlDefinedType& defined_type) { |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 141 | out << "#include <android/binder_parcel_utils.h>\n"; |
| 142 | |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 143 | types.IterateTypes([&](const AidlDefinedType& other_defined_type) { |
| 144 | if (&other_defined_type == &defined_type) return; |
| 145 | |
| 146 | if (other_defined_type.AsInterface() != nullptr) { |
| 147 | out << "#include <" |
Jiyong Park | 081b90a | 2019-04-03 20:05:01 +0900 | [diff] [blame] | 148 | << NdkHeaderFile(other_defined_type, ClassNames::RAW, false /*use_os_sep*/) << ">\n"; |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 149 | } else if (other_defined_type.AsStructuredParcelable() != nullptr) { |
| 150 | out << "#include <" |
| 151 | << NdkHeaderFile(other_defined_type, ClassNames::BASE, false /*use_os_sep*/) << ">\n"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 152 | } else if (other_defined_type.AsParcelable() != nullptr) { |
| 153 | out << "#include \"" << other_defined_type.AsParcelable()->GetCppHeader() << "\"\n"; |
| 154 | } else { |
| 155 | AIDL_FATAL(defined_type) << "Unrecognized type."; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 156 | } |
| 157 | }); |
| 158 | } |
| 159 | static void GenerateSourceIncludes(CodeWriter& out, const AidlTypenames& types, |
| 160 | const AidlDefinedType& /*defined_type*/) { |
| 161 | types.IterateTypes([&](const AidlDefinedType& a_defined_type) { |
| 162 | if (a_defined_type.AsInterface() != nullptr) { |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 163 | out << "#include <" << NdkHeaderFile(a_defined_type, ClassNames::CLIENT, false /*use_os_sep*/) |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 164 | << ">\n"; |
Steven Moreland | 7c93337 | 2018-10-11 15:20:04 -0700 | [diff] [blame] | 165 | out << "#include <" << NdkHeaderFile(a_defined_type, ClassNames::SERVER, false /*use_os_sep*/) |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 166 | << ">\n"; |
Jiyong Park | 081b90a | 2019-04-03 20:05:01 +0900 | [diff] [blame] | 167 | out << "#include <" << NdkHeaderFile(a_defined_type, ClassNames::RAW, false /*use_os_sep*/) |
| 168 | << ">\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 169 | } |
| 170 | }); |
| 171 | } |
| 172 | |
Steven Moreland | ac8fe7f | 2018-10-04 09:58:31 -0700 | [diff] [blame] | 173 | static void GenerateConstantDeclarations(CodeWriter& out, const AidlInterface& interface) { |
| 174 | for (const auto& constant : interface.GetConstantDeclarations()) { |
| 175 | const AidlConstantValue& value = constant->GetValue(); |
| 176 | if (value.GetType() == AidlConstantValue::Type::STRING) { |
| 177 | out << "static const char* " << constant->GetName() << ";\n"; |
| 178 | } |
| 179 | } |
| 180 | out << "\n"; |
| 181 | |
| 182 | bool hasIntegralConstant = false; |
| 183 | for (const auto& constant : interface.GetConstantDeclarations()) { |
| 184 | const AidlConstantValue& value = constant->GetValue(); |
| 185 | if (value.GetType() == AidlConstantValue::Type::HEXIDECIMAL || |
| 186 | value.GetType() == AidlConstantValue::Type::INTEGRAL) { |
| 187 | hasIntegralConstant = true; |
| 188 | break; |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | if (hasIntegralConstant) { |
| 193 | out << "enum : int32_t {\n"; |
| 194 | out.Indent(); |
| 195 | for (const auto& constant : interface.GetConstantDeclarations()) { |
| 196 | const AidlConstantValue& value = constant->GetValue(); |
| 197 | if (value.GetType() == AidlConstantValue::Type::HEXIDECIMAL || |
| 198 | value.GetType() == AidlConstantValue::Type::INTEGRAL) { |
| 199 | out << constant->GetName() << " = " << constant->ValueString(AidlConstantValueDecorator) |
| 200 | << ",\n"; |
| 201 | } |
| 202 | } |
| 203 | out.Dedent(); |
| 204 | out << "};\n"; |
| 205 | } |
| 206 | } |
| 207 | static void GenerateConstantDefinitions(CodeWriter& out, const AidlInterface& interface) { |
| 208 | const std::string clazz = ClassName(interface, ClassNames::INTERFACE); |
| 209 | |
| 210 | for (const auto& constant : interface.GetConstantDeclarations()) { |
| 211 | const AidlConstantValue& value = constant->GetValue(); |
| 212 | if (value.GetType() == AidlConstantValue::Type::STRING) { |
| 213 | out << "const char* " << clazz << "::" << constant->GetName() << " = " |
| 214 | << constant->ValueString(AidlConstantValueDecorator) << ";\n"; |
| 215 | } |
| 216 | } |
| 217 | } |
| 218 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 219 | void GenerateSource(CodeWriter& out, const AidlTypenames& types, const AidlInterface& defined_type, |
| 220 | const Options& options) { |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 221 | GenerateSourceIncludes(out, types, defined_type); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 222 | out << "\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 223 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 224 | EnterNdkNamespace(out, defined_type); |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 225 | GenerateClassSource(out, types, defined_type, options); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 226 | GenerateClientSource(out, types, defined_type, options); |
| 227 | GenerateServerSource(out, types, defined_type, options); |
| 228 | GenerateInterfaceSource(out, types, defined_type, options); |
| 229 | LeaveNdkNamespace(out, defined_type); |
| 230 | } |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 231 | |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 232 | static std::string MethodId(const AidlMethod& m) { |
| 233 | return "(FIRST_CALL_TRANSACTION + " + std::to_string(m.GetId()) + " /*" + m.GetName() + "*/)"; |
| 234 | } |
| 235 | |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 236 | static void GenerateClientMethodDefinition(CodeWriter& out, const AidlTypenames& types, |
| 237 | const AidlInterface& defined_type, |
| 238 | const AidlMethod& method, |
| 239 | const std::optional<std::string> return_value_cached_to, |
| 240 | const Options& options) { |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 241 | const std::string clazz = ClassName(defined_type, ClassNames::CLIENT); |
| 242 | |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 243 | out << NdkMethodDecl(types, method, clazz) << " {\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 244 | out.Indent(); |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 245 | out << "binder_status_t _aidl_ret_status = STATUS_OK;\n"; |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 246 | out << "::ndk::ScopedAStatus _aidl_status;\n"; |
Jeongik Cha | c997292 | 2019-02-11 12:41:16 +0900 | [diff] [blame] | 247 | |
Jeongik Cha | 8f553e7 | 2019-02-12 16:58:03 +0900 | [diff] [blame] | 248 | if (return_value_cached_to) { |
| 249 | out << "if (" << *return_value_cached_to << " != -1) {\n"; |
Jeongik Cha | c997292 | 2019-02-11 12:41:16 +0900 | [diff] [blame] | 250 | out.Indent(); |
Jeongik Cha | 8f553e7 | 2019-02-12 16:58:03 +0900 | [diff] [blame] | 251 | out << "*_aidl_return = " << *return_value_cached_to << ";\n" |
Jeongik Cha | c997292 | 2019-02-11 12:41:16 +0900 | [diff] [blame] | 252 | << "_aidl_status.set(AStatus_fromStatus(_aidl_ret_status));\n" |
| 253 | << "return _aidl_status;\n"; |
| 254 | out.Dedent(); |
| 255 | out << "}\n"; |
| 256 | } |
| 257 | out << "::ndk::ScopedAParcel _aidl_in;\n"; |
| 258 | out << "::ndk::ScopedAParcel _aidl_out;\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 259 | out << "\n"; |
| 260 | |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 261 | if (options.GenLog()) { |
| 262 | out << cpp::GenLogBeforeExecute(ClassName(defined_type, ClassNames::CLIENT), method, |
| 263 | false /* isServer */, true /* isNdk */); |
| 264 | } |
| 265 | |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 266 | out << "_aidl_ret_status = AIBinder_prepareTransaction(asBinder().get(), _aidl_in.getR());\n"; |
| 267 | StatusCheckGoto(out); |
| 268 | |
Steven Moreland | eb38ee7 | 2018-10-15 14:20:04 -0700 | [diff] [blame] | 269 | for (const auto& arg : method.GetArguments()) { |
| 270 | const std::string var_name = cpp::BuildVarName(*arg); |
| 271 | |
| 272 | if (arg->IsIn()) { |
| 273 | out << "_aidl_ret_status = "; |
| 274 | const std::string prefix = (arg->IsOut() ? "*" : ""); |
| 275 | WriteToParcelFor({out, types, arg->GetType(), "_aidl_in.get()", prefix + var_name}); |
| 276 | out << ";\n"; |
| 277 | StatusCheckGoto(out); |
| 278 | } else if (arg->IsOut() && arg->GetType().IsArray()) { |
| 279 | out << "_aidl_ret_status = ::ndk::AParcel_writeVectorSize(_aidl_in.get(), *" << var_name |
| 280 | << ");\n"; |
| 281 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 282 | } |
| 283 | out << "_aidl_ret_status = AIBinder_transact(\n"; |
| 284 | out.Indent(); |
| 285 | out << "asBinder().get(),\n"; |
| 286 | out << MethodId(method) << ",\n"; |
| 287 | out << "_aidl_in.getR(),\n"; |
| 288 | out << "_aidl_out.getR(),\n"; |
| 289 | out << (method.IsOneway() ? "FLAG_ONEWAY" : "0") << ");\n"; |
| 290 | out.Dedent(); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 291 | |
| 292 | // If the method is not implmented in the server side but the client has |
| 293 | // provided the default implementation, call it instead of failing hard. |
| 294 | const std::string iface = ClassName(defined_type, ClassNames::INTERFACE); |
| 295 | out << "if (_aidl_ret_status == STATUS_UNKNOWN_TRANSACTION && "; |
| 296 | out << iface << "::getDefaultImpl()) {\n"; |
| 297 | out.Indent(); |
| 298 | out << "return " << iface << "::getDefaultImpl()->" << method.GetName() << "("; |
| 299 | out << NdkArgList(types, method, FormatArgNameOnly) << ");\n"; |
| 300 | out.Dedent(); |
| 301 | out << "}\n"; |
| 302 | |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 303 | StatusCheckGoto(out); |
| 304 | |
| 305 | if (!method.IsOneway()) { |
| 306 | out << "_aidl_ret_status = AParcel_readStatusHeader(_aidl_out.get(), _aidl_status.getR());\n"; |
| 307 | StatusCheckGoto(out); |
| 308 | |
| 309 | out << "if (!AStatus_isOk(_aidl_status.get())) return _aidl_status;\n\n"; |
| 310 | } |
| 311 | |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 312 | if (method.GetType().GetName() != "void") { |
| 313 | out << "_aidl_ret_status = "; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 314 | ReadFromParcelFor({out, types, method.GetType(), "_aidl_out.get()", "_aidl_return"}); |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 315 | out << ";\n"; |
| 316 | StatusCheckGoto(out); |
Jeongik Cha | 8f553e7 | 2019-02-12 16:58:03 +0900 | [diff] [blame] | 317 | if (return_value_cached_to) { |
| 318 | out << *return_value_cached_to << " = *_aidl_return;\n"; |
Jeongik Cha | c997292 | 2019-02-11 12:41:16 +0900 | [diff] [blame] | 319 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 320 | } |
Steven Moreland | 7c78d5d | 2018-10-15 14:21:11 -0700 | [diff] [blame] | 321 | for (const AidlArgument* arg : method.GetOutArguments()) { |
| 322 | out << "_aidl_ret_status = "; |
| 323 | ReadFromParcelFor({out, types, arg->GetType(), "_aidl_out.get()", cpp::BuildVarName(*arg)}); |
| 324 | out << ";\n"; |
| 325 | StatusCheckGoto(out); |
| 326 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 327 | |
| 328 | out << "_aidl_error:\n"; |
| 329 | out << "_aidl_status.set(AStatus_fromStatus(_aidl_ret_status));\n"; |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 330 | if (options.GenLog()) { |
| 331 | out << cpp::GenLogAfterExecute(ClassName(defined_type, ClassNames::CLIENT), defined_type, |
| 332 | method, "_aidl_status", "_aidl_return", false /* isServer */, |
| 333 | true /* isNdk */); |
| 334 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 335 | out << "return _aidl_status;\n"; |
| 336 | out.Dedent(); |
| 337 | out << "}\n"; |
| 338 | } |
| 339 | |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 340 | static void GenerateServerCaseDefinition(CodeWriter& out, const AidlTypenames& types, |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 341 | const AidlInterface& defined_type, |
| 342 | const AidlMethod& method, const Options& options) { |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 343 | out << "case " << MethodId(method) << ": {\n"; |
| 344 | out.Indent(); |
| 345 | for (const auto& arg : method.GetArguments()) { |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 346 | out << NdkNameOf(types, arg->GetType(), StorageMode::STACK) << " " << cpp::BuildVarName(*arg) |
| 347 | << ";\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 348 | } |
| 349 | if (method.GetType().GetName() != "void") { |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 350 | out << NdkNameOf(types, method.GetType(), StorageMode::STACK) << " _aidl_return;\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 351 | } |
| 352 | out << "\n"; |
| 353 | |
Steven Moreland | eb38ee7 | 2018-10-15 14:20:04 -0700 | [diff] [blame] | 354 | for (const auto& arg : method.GetArguments()) { |
| 355 | const std::string var_name = cpp::BuildVarName(*arg); |
| 356 | |
| 357 | if (arg->IsIn()) { |
| 358 | out << "_aidl_ret_status = "; |
| 359 | ReadFromParcelFor({out, types, arg->GetType(), "_aidl_in", "&" + var_name}); |
| 360 | out << ";\n"; |
| 361 | StatusCheckBreak(out); |
| 362 | } else if (arg->IsOut() && arg->GetType().IsArray()) { |
| 363 | out << "_aidl_ret_status = ::ndk::AParcel_resizeVector(_aidl_in, &" << var_name << ");\n"; |
| 364 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 365 | } |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 366 | if (options.GenLog()) { |
| 367 | out << cpp::GenLogBeforeExecute(ClassName(defined_type, ClassNames::SERVER), method, |
| 368 | true /* isServer */, true /* isNdk */); |
| 369 | } |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 370 | out << "::ndk::ScopedAStatus _aidl_status = _aidl_impl->" << method.GetName() << "(" |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 371 | << NdkArgList(types, method, FormatArgForCall) << ");\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 372 | |
Jeongik Cha | ba72499 | 2019-05-04 00:32:35 +0900 | [diff] [blame] | 373 | if (options.GenLog()) { |
| 374 | out << cpp::GenLogAfterExecute(ClassName(defined_type, ClassNames::SERVER), defined_type, |
| 375 | method, "_aidl_status", "_aidl_return", true /* isServer */, |
| 376 | true /* isNdk */); |
| 377 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 378 | if (method.IsOneway()) { |
| 379 | // For a oneway transaction, the kernel will have already returned a result. This is for the |
| 380 | // in-process case when a oneway transaction is parceled/unparceled in the same process. |
| 381 | out << "_aidl_ret_status = STATUS_OK;\n"; |
| 382 | } else { |
| 383 | out << "_aidl_ret_status = AParcel_writeStatusHeader(_aidl_out, _aidl_status.get());\n"; |
| 384 | StatusCheckBreak(out); |
| 385 | |
| 386 | out << "if (!AStatus_isOk(_aidl_status.get())) break;\n\n"; |
| 387 | |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 388 | if (method.GetType().GetName() != "void") { |
| 389 | out << "_aidl_ret_status = "; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 390 | WriteToParcelFor({out, types, method.GetType(), "_aidl_out", "_aidl_return"}); |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 391 | out << ";\n"; |
| 392 | StatusCheckBreak(out); |
| 393 | } |
Steven Moreland | 7c78d5d | 2018-10-15 14:21:11 -0700 | [diff] [blame] | 394 | for (const AidlArgument* arg : method.GetOutArguments()) { |
| 395 | out << "_aidl_ret_status = "; |
| 396 | WriteToParcelFor({out, types, arg->GetType(), "_aidl_out", cpp::BuildVarName(*arg)}); |
| 397 | out << ";\n"; |
| 398 | StatusCheckBreak(out); |
| 399 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 400 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 401 | out << "break;\n"; |
| 402 | out.Dedent(); |
| 403 | out << "}\n"; |
| 404 | } |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 405 | |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 406 | void GenerateClassSource(CodeWriter& out, const AidlTypenames& types, |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 407 | const AidlInterface& defined_type, const Options& options) { |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 408 | const std::string clazz = ClassName(defined_type, ClassNames::INTERFACE); |
| 409 | const std::string bn_clazz = ClassName(defined_type, ClassNames::SERVER); |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 410 | |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 411 | out << "static binder_status_t " |
| 412 | << "_aidl_onTransact" |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 413 | << "(AIBinder* _aidl_binder, transaction_code_t _aidl_code, const AParcel* _aidl_in, " |
| 414 | "AParcel* _aidl_out) {\n"; |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 415 | out.Indent(); |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 416 | out << "(void)_aidl_in;\n"; |
| 417 | out << "(void)_aidl_out;\n"; |
| 418 | out << "binder_status_t _aidl_ret_status = STATUS_UNKNOWN_TRANSACTION;\n"; |
| 419 | if (!defined_type.GetMethods().empty()) { |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 420 | // we know this cast is valid because this method is only called by the ICInterface |
| 421 | // AIBinder_Class object which is associated with this class. |
| 422 | out << "std::shared_ptr<" << bn_clazz << "> _aidl_impl = std::static_pointer_cast<" << bn_clazz |
| 423 | << ">(::ndk::ICInterface::asInterface(_aidl_binder));\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 424 | out << "switch (_aidl_code) {\n"; |
| 425 | out.Indent(); |
| 426 | for (const auto& method : defined_type.GetMethods()) { |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 427 | GenerateServerCaseDefinition(out, types, defined_type, *method, options); |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 428 | } |
| 429 | out.Dedent(); |
| 430 | out << "}\n"; |
| 431 | } else { |
| 432 | out << "(void)_aidl_binder;\n"; |
| 433 | out << "(void)_aidl_code;\n"; |
| 434 | } |
| 435 | out << "return _aidl_ret_status;\n"; |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 436 | out.Dedent(); |
| 437 | out << "};\n\n"; |
| 438 | |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 439 | out << "static AIBinder_Class* " << kClazz << " = ::ndk::ICInterface::defineClass(" << clazz |
| 440 | << "::" << kDescriptor << ", _aidl_onTransact);\n\n"; |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 441 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 442 | void GenerateClientSource(CodeWriter& out, const AidlTypenames& types, |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 443 | const AidlInterface& defined_type, const Options& options) { |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 444 | const std::string clazz = ClassName(defined_type, ClassNames::CLIENT); |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 445 | |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 446 | out << clazz << "::" << clazz << "(const ::ndk::SpAIBinder& binder) : BpCInterface(binder) {}\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 447 | out << clazz << "::~" << clazz << "() {}\n"; |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 448 | if (options.GenLog()) { |
| 449 | out << "std::function<void(const Json::Value&)> " << clazz << "::logFunc;\n"; |
| 450 | } |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 451 | out << "\n"; |
| 452 | for (const auto& method : defined_type.GetMethods()) { |
Jeongik Cha | c997292 | 2019-02-11 12:41:16 +0900 | [diff] [blame] | 453 | // Only getInterfaceVersion can use cache. |
| 454 | const bool cacheable = !method->IsUserDefined() && method->GetName() == kGetInterfaceVersion && |
| 455 | options.Version() > 0; |
Jeongik Cha | 8f553e7 | 2019-02-12 16:58:03 +0900 | [diff] [blame] | 456 | const auto return_value_cached_to = |
| 457 | cacheable ? std::make_optional<std::string>(kCacheVariable) : std::nullopt; |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 458 | GenerateClientMethodDefinition(out, types, defined_type, *method, return_value_cached_to, |
| 459 | options); |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 460 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 461 | } |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 462 | void GenerateServerSource(CodeWriter& out, const AidlTypenames& types, |
| 463 | const AidlInterface& defined_type, const Options& options) { |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 464 | const std::string clazz = ClassName(defined_type, ClassNames::SERVER); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 465 | const std::string iface = ClassName(defined_type, ClassNames::INTERFACE); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 466 | |
| 467 | out << "// Source for " << clazz << "\n"; |
| 468 | out << clazz << "::" << clazz << "() {}\n"; |
| 469 | out << clazz << "::~" << clazz << "() {}\n"; |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 470 | if (options.GenLog()) { |
| 471 | out << "std::function<void(const Json::Value&)> " << clazz << "::logFunc;\n"; |
| 472 | } |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 473 | out << "::ndk::SpAIBinder " << clazz << "::createBinder() {\n"; |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 474 | out.Indent(); |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 475 | out << "AIBinder* binder = AIBinder_new(" << kClazz << ", static_cast<void*>(this));\n"; |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 476 | out << "return ::ndk::SpAIBinder(binder);\n"; |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 477 | out.Dedent(); |
| 478 | out << "}\n"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 479 | |
| 480 | // Implement the meta methods |
| 481 | for (const auto& method : defined_type.GetMethods()) { |
| 482 | if (method->IsUserDefined()) { |
| 483 | continue; |
| 484 | } |
| 485 | if (method->GetName() == kGetInterfaceVersion && options.Version() > 0) { |
| 486 | out << NdkMethodDecl(types, *method, clazz) << " {\n"; |
| 487 | out.Indent(); |
| 488 | out << "*_aidl_return = " << iface << "::" << kVersion << ";\n"; |
| 489 | out << "return ::ndk::ScopedAStatus(AStatus_newOk());\n"; |
| 490 | out.Dedent(); |
| 491 | out << "}\n"; |
| 492 | } |
| 493 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 494 | } |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 495 | void GenerateInterfaceSource(CodeWriter& out, const AidlTypenames& types, |
| 496 | const AidlInterface& defined_type, const Options& options) { |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 497 | const std::string clazz = ClassName(defined_type, ClassNames::INTERFACE); |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 498 | const std::string bp_clazz = ClassName(defined_type, ClassNames::CLIENT); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 499 | |
| 500 | out << "// Source for " << clazz << "\n"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 501 | out << "const char* " << clazz << "::" << kDescriptor << " = \"" |
| 502 | << defined_type.GetCanonicalName() << "\";\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 503 | out << clazz << "::" << clazz << "() {}\n"; |
| 504 | out << clazz << "::~" << clazz << "() {}\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 505 | out << "\n"; |
Steven Moreland | ac8fe7f | 2018-10-04 09:58:31 -0700 | [diff] [blame] | 506 | GenerateConstantDefinitions(out, defined_type); |
| 507 | out << "\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 508 | |
Steven Moreland | 3c316ed | 2019-01-17 09:39:37 -0800 | [diff] [blame] | 509 | out << "std::shared_ptr<" << clazz << "> " << clazz |
| 510 | << "::fromBinder(const ::ndk::SpAIBinder& binder) {\n"; |
Steven Moreland | 4cb2e6d | 2019-01-18 14:03:43 -0800 | [diff] [blame] | 511 | out.Indent(); |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 512 | out << "if (!AIBinder_associateClass(binder.get(), " << kClazz << ")) { return nullptr; }\n"; |
| 513 | out << "std::shared_ptr<::ndk::ICInterface> interface = " |
| 514 | "::ndk::ICInterface::asInterface(binder.get());\n"; |
| 515 | out << "if (interface) {\n"; |
Steven Moreland | 3c316ed | 2019-01-17 09:39:37 -0800 | [diff] [blame] | 516 | out.Indent(); |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 517 | out << "return std::static_pointer_cast<" << clazz << ">(interface);\n"; |
Steven Moreland | 3c316ed | 2019-01-17 09:39:37 -0800 | [diff] [blame] | 518 | out.Dedent(); |
Steven Moreland | 4cb2e6d | 2019-01-18 14:03:43 -0800 | [diff] [blame] | 519 | out << "}\n"; |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 520 | out << "return (new " << bp_clazz << "(binder))->ref<" << clazz << ">();\n"; |
Steven Moreland | 4cb2e6d | 2019-01-18 14:03:43 -0800 | [diff] [blame] | 521 | out.Dedent(); |
Steven Moreland | 3c316ed | 2019-01-17 09:39:37 -0800 | [diff] [blame] | 522 | out << "}\n\n"; |
| 523 | |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 524 | out << "binder_status_t " << clazz << "::writeToParcel(AParcel* parcel, const std::shared_ptr<" |
| 525 | << clazz << ">& instance) {\n"; |
| 526 | out.Indent(); |
| 527 | out << "return AParcel_writeStrongBinder(parcel, instance ? instance->asBinder().get() : " |
| 528 | "nullptr);\n"; |
| 529 | out.Dedent(); |
| 530 | out << "}\n"; |
| 531 | |
| 532 | out << "binder_status_t " << clazz << "::readFromParcel(const AParcel* parcel, std::shared_ptr<" |
| 533 | << clazz << ">* instance) {\n"; |
| 534 | out.Indent(); |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 535 | out << "::ndk::SpAIBinder binder;\n"; |
Steven Moreland | 055d879 | 2018-11-14 12:48:42 -0800 | [diff] [blame] | 536 | out << "binder_status_t status = AParcel_readStrongBinder(parcel, binder.getR());\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 537 | out << "if (status != STATUS_OK) return status;\n"; |
Steven Moreland | 3c316ed | 2019-01-17 09:39:37 -0800 | [diff] [blame] | 538 | out << "*instance = " << clazz << "::fromBinder(binder);\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 539 | out << "return STATUS_OK;\n"; |
| 540 | out.Dedent(); |
| 541 | out << "}\n"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 542 | |
| 543 | // defintion for static member setDefaultImpl |
| 544 | out << "bool " << clazz << "::setDefaultImpl(std::shared_ptr<" << clazz << "> impl) {\n"; |
| 545 | out.Indent(); |
| 546 | out << "if (!" << clazz << "::default_impl && impl) {\n"; |
| 547 | out.Indent(); |
| 548 | out << clazz << "::default_impl = impl;\n"; |
| 549 | out << "return true;\n"; |
| 550 | out.Dedent(); |
| 551 | out << "}\n"; |
| 552 | out << "return false;\n"; |
| 553 | out.Dedent(); |
| 554 | out << "}\n"; |
| 555 | |
| 556 | // definition for static member getDefaultImpl |
| 557 | out << "const std::shared_ptr<" << clazz << ">& " << clazz << "::getDefaultImpl() {\n"; |
| 558 | out.Indent(); |
| 559 | out << "return " << clazz << "::default_impl;\n"; |
| 560 | out.Dedent(); |
| 561 | out << "}\n"; |
| 562 | |
| 563 | // definition for the static field default_impl |
| 564 | out << "std::shared_ptr<" << clazz << "> " << clazz << "::default_impl = nullptr;\n"; |
| 565 | |
| 566 | // default implementation for the <Name>Default class members |
| 567 | const std::string defaultClazz = clazz + "Default"; |
| 568 | for (const auto& method : defined_type.GetMethods()) { |
| 569 | if (method->IsUserDefined()) { |
| 570 | out << "::ndk::ScopedAStatus " << defaultClazz << "::" << method->GetName() << "(" |
| 571 | << NdkArgList(types, *method, FormatArgNameUnused) << ") {\n"; |
| 572 | out.Indent(); |
| 573 | out << "::ndk::ScopedAStatus _aidl_status;\n"; |
| 574 | out << "_aidl_status.set(AStatus_fromStatus(STATUS_UNKNOWN_TRANSACTION));\n"; |
| 575 | out << "return _aidl_status;\n"; |
| 576 | out.Dedent(); |
| 577 | out << "}\n"; |
| 578 | } else { |
| 579 | if (method->GetName() == kGetInterfaceVersion && options.Version() > 0) { |
| 580 | out << "::ndk::ScopedAStatus " << defaultClazz << "::" << method->GetName() << "(" |
| 581 | << "int32_t* _aidl_return) {\n"; |
| 582 | out.Indent(); |
| 583 | out << "*_aidl_return = 0;\n"; |
| 584 | out << "return ::ndk::ScopedAStatus(AStatus_newOk());\n"; |
| 585 | out.Dedent(); |
| 586 | out << "}\n"; |
| 587 | } |
| 588 | } |
| 589 | } |
| 590 | |
| 591 | out << "::ndk::SpAIBinder " << defaultClazz << "::asBinder() {\n"; |
| 592 | out.Indent(); |
| 593 | out << "return ::ndk::SpAIBinder();\n"; |
| 594 | out.Dedent(); |
| 595 | out << "}\n"; |
| 596 | |
| 597 | out << "bool " << defaultClazz << "::isRemote() {\n"; |
| 598 | out.Indent(); |
| 599 | out << "return false;\n"; |
| 600 | out.Dedent(); |
| 601 | out << "}\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 602 | } |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 603 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 604 | void GenerateClientHeader(CodeWriter& out, const AidlTypenames& types, |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 605 | const AidlInterface& defined_type, const Options& options) { |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 606 | const std::string clazz = ClassName(defined_type, ClassNames::CLIENT); |
| 607 | |
| 608 | out << "#pragma once\n\n"; |
Jiyong Park | 081b90a | 2019-04-03 20:05:01 +0900 | [diff] [blame] | 609 | out << "#include \"" << NdkHeaderFile(defined_type, ClassNames::RAW, false /*use_os_sep*/) |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 610 | << "\"\n"; |
| 611 | out << "\n"; |
| 612 | out << "#include <android/binder_ibinder.h>\n"; |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 613 | if (options.GenLog()) { |
| 614 | out << "#include <json/value.h>\n"; |
| 615 | out << "#include <functional>\n"; |
| 616 | out << "#include <chrono>\n"; |
| 617 | out << "#include <sstream>\n"; |
| 618 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 619 | out << "\n"; |
| 620 | EnterNdkNamespace(out, defined_type); |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 621 | out << "class " << clazz << " : public ::ndk::BpCInterface<" |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 622 | << ClassName(defined_type, ClassNames::INTERFACE) << "> {\n"; |
| 623 | out << "public:\n"; |
| 624 | out.Indent(); |
Steven Moreland | 15b3ba7 | 2019-03-06 13:17:08 -0800 | [diff] [blame] | 625 | out << clazz << "(const ::ndk::SpAIBinder& binder);\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 626 | out << "virtual ~" << clazz << "();\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 627 | out << "\n"; |
| 628 | for (const auto& method : defined_type.GetMethods()) { |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 629 | out << NdkMethodDecl(types, *method) << " override;\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 630 | } |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 631 | |
| 632 | if (options.Version() > 0) { |
Jeongik Cha | 8f553e7 | 2019-02-12 16:58:03 +0900 | [diff] [blame] | 633 | out << "int32_t " << kCacheVariable << " = -1;\n"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 634 | } |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 635 | if (options.GenLog()) { |
| 636 | out << "static std::function<void(const Json::Value&)> logFunc;\n"; |
| 637 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 638 | out.Dedent(); |
| 639 | out << "};\n"; |
| 640 | LeaveNdkNamespace(out, defined_type); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 641 | } |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 642 | void GenerateServerHeader(CodeWriter& out, const AidlTypenames& types, |
| 643 | const AidlInterface& defined_type, const Options& options) { |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 644 | const std::string clazz = ClassName(defined_type, ClassNames::SERVER); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 645 | const std::string iface = ClassName(defined_type, ClassNames::INTERFACE); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 646 | |
| 647 | out << "#pragma once\n\n"; |
Jiyong Park | 081b90a | 2019-04-03 20:05:01 +0900 | [diff] [blame] | 648 | out << "#include \"" << NdkHeaderFile(defined_type, ClassNames::RAW, false /*use_os_sep*/) |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 649 | << "\"\n"; |
| 650 | out << "\n"; |
| 651 | out << "#include <android/binder_ibinder.h>\n"; |
| 652 | out << "\n"; |
| 653 | EnterNdkNamespace(out, defined_type); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 654 | out << "class " << clazz << " : public ::ndk::BnCInterface<" << iface << "> {\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 655 | out << "public:\n"; |
| 656 | out.Indent(); |
| 657 | out << clazz << "();\n"; |
| 658 | out << "virtual ~" << clazz << "();\n"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 659 | |
| 660 | // Declare the meta methods |
| 661 | for (const auto& method : defined_type.GetMethods()) { |
| 662 | if (method->IsUserDefined()) { |
| 663 | continue; |
| 664 | } |
| 665 | if (method->GetName() == kGetInterfaceVersion && options.Version() > 0) { |
| 666 | out << NdkMethodDecl(types, *method) << " final override;\n"; |
| 667 | } else { |
| 668 | AIDL_FATAL(defined_type) << "Meta method '" << method->GetName() << "' is unimplemented."; |
| 669 | } |
| 670 | } |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 671 | if (options.GenLog()) { |
| 672 | out << "static std::function<void(const Json::Value&)> logFunc;\n"; |
| 673 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 674 | out.Dedent(); |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 675 | out << "protected:\n"; |
| 676 | out.Indent(); |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 677 | out << "::ndk::SpAIBinder createBinder() override;\n"; |
Steven Moreland | 0cf3f08 | 2018-09-20 19:09:46 -0700 | [diff] [blame] | 678 | out.Dedent(); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 679 | out << "private:\n"; |
| 680 | out.Indent(); |
| 681 | out.Dedent(); |
| 682 | out << "};\n"; |
| 683 | LeaveNdkNamespace(out, defined_type); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 684 | } |
| 685 | void GenerateInterfaceHeader(CodeWriter& out, const AidlTypenames& types, |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 686 | const AidlInterface& defined_type, const Options& options) { |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 687 | const std::string clazz = ClassName(defined_type, ClassNames::INTERFACE); |
| 688 | |
| 689 | out << "#pragma once\n\n"; |
| 690 | out << "#include <android/binder_interface_utils.h>\n"; |
Jeongik Cha | 9d730bb | 2019-04-18 13:44:26 +0900 | [diff] [blame] | 691 | if (options.GenLog()) { |
| 692 | out << "#include <json/value.h>\n"; |
| 693 | out << "#include <functional>\n"; |
| 694 | out << "#include <chrono>\n"; |
| 695 | out << "#include <sstream>\n"; |
| 696 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 697 | out << "\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 698 | |
| 699 | GenerateHeaderIncludes(out, types, defined_type); |
| 700 | out << "\n"; |
| 701 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 702 | EnterNdkNamespace(out, defined_type); |
Steven Moreland | 6340453 | 2018-10-08 14:31:00 -0700 | [diff] [blame] | 703 | out << "class " << clazz << " : public ::ndk::ICInterface {\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 704 | out << "public:\n"; |
| 705 | out.Indent(); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 706 | out << "static const char* " << kDescriptor << ";\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 707 | out << clazz << "();\n"; |
| 708 | out << "virtual ~" << clazz << "();\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 709 | out << "\n"; |
Steven Moreland | ac8fe7f | 2018-10-04 09:58:31 -0700 | [diff] [blame] | 710 | GenerateConstantDeclarations(out, defined_type); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 711 | if (options.Version() > 0) { |
| 712 | out << "static const int32_t " << kVersion << " = " << std::to_string(options.Version()) |
| 713 | << ";\n"; |
| 714 | } |
Steven Moreland | ac8fe7f | 2018-10-04 09:58:31 -0700 | [diff] [blame] | 715 | out << "\n"; |
Steven Moreland | 4cb2e6d | 2019-01-18 14:03:43 -0800 | [diff] [blame] | 716 | out << "static std::shared_ptr<" << clazz << "> fromBinder(const ::ndk::SpAIBinder& binder);\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 717 | out << "static binder_status_t writeToParcel(AParcel* parcel, const std::shared_ptr<" << clazz |
| 718 | << ">& instance);"; |
Jiyong Park | 1b88cce | 2018-11-19 19:53:44 +0900 | [diff] [blame] | 719 | out << "\n"; |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 720 | out << "static binder_status_t readFromParcel(const AParcel* parcel, std::shared_ptr<" << clazz |
| 721 | << ">* instance);"; |
| 722 | out << "\n"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 723 | out << "static bool setDefaultImpl(std::shared_ptr<" << clazz << "> impl);"; |
| 724 | out << "\n"; |
| 725 | out << "static const std::shared_ptr<" << clazz << ">& getDefaultImpl();"; |
| 726 | out << "\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 727 | for (const auto& method : defined_type.GetMethods()) { |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 728 | out << "virtual " << NdkMethodDecl(types, *method) << " = 0;\n"; |
Steven Moreland | aada342 | 2018-09-20 15:55:33 -0700 | [diff] [blame] | 729 | } |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 730 | out.Dedent(); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 731 | out << "private:\n"; |
| 732 | out.Indent(); |
| 733 | out << "static std::shared_ptr<" << clazz << "> default_impl;\n"; |
| 734 | out.Dedent(); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 735 | out << "};\n"; |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 736 | |
| 737 | const std::string defaultClazz = clazz + "Default"; |
| 738 | |
| 739 | out << "class " << defaultClazz << " : public " << clazz << " {\n"; |
| 740 | out << "public:\n"; |
| 741 | out.Indent(); |
| 742 | for (const auto& method : defined_type.GetMethods()) { |
| 743 | if (method->IsUserDefined()) { |
| 744 | out << NdkMethodDecl(types, *method) << " override;\n"; |
| 745 | } else if (method->GetName() == kGetInterfaceVersion && options.Version() > 0) { |
| 746 | out << NdkMethodDecl(types, *method) << " override;\n"; |
| 747 | } |
| 748 | } |
| 749 | out << "::ndk::SpAIBinder asBinder() override;\n"; |
| 750 | out << "bool isRemote() override;\n"; |
| 751 | out.Dedent(); |
| 752 | out << "};\n"; |
| 753 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 754 | LeaveNdkNamespace(out, defined_type); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 755 | } |
| 756 | void GenerateParcelHeader(CodeWriter& out, const AidlTypenames& types, |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 757 | const AidlStructuredParcelable& defined_type, |
| 758 | const Options& /*options*/) { |
| 759 | const std::string clazz = ClassName(defined_type, ClassNames::BASE); |
| 760 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 761 | out << "#pragma once\n"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 762 | out << "#include <android/binder_interface_utils.h>\n"; |
| 763 | out << "\n"; |
| 764 | |
| 765 | GenerateHeaderIncludes(out, types, defined_type); |
Steven Moreland | 2bea13b | 2018-10-03 15:12:33 -0700 | [diff] [blame] | 766 | |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 767 | EnterNdkNamespace(out, defined_type); |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 768 | out << "class " << clazz << " {\n"; |
| 769 | out << "public:\n"; |
| 770 | out.Indent(); |
| 771 | out << "static const char* descriptor;\n"; |
| 772 | out << "\n"; |
| 773 | for (const auto& variable : defined_type.GetFields()) { |
| 774 | out << NdkNameOf(types, variable->GetType(), StorageMode::STACK) << " " << variable->GetName(); |
| 775 | if (variable->GetDefaultValue()) { |
| 776 | out << " = " << variable->ValueString(AidlConstantValueDecorator); |
Jooyung Han | 1859a00 | 2022-03-25 22:03:56 +0900 | [diff] [blame] | 777 | } else if (AidlTypenames::IsPrimitiveTypename(variable->GetType().GetName()) && |
| 778 | !variable->GetType().IsArray()) { |
| 779 | out << " = {}"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 780 | } |
| 781 | out << ";\n"; |
| 782 | } |
| 783 | out << "\n"; |
| 784 | out << "binder_status_t readFromParcel(const AParcel* parcel);\n"; |
| 785 | out << "binder_status_t writeToParcel(AParcel* parcel) const;\n"; |
| 786 | out.Dedent(); |
| 787 | out << "};\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 788 | LeaveNdkNamespace(out, defined_type); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 789 | } |
| 790 | void GenerateParcelSource(CodeWriter& out, const AidlTypenames& types, |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 791 | const AidlStructuredParcelable& defined_type, |
| 792 | const Options& /*options*/) { |
| 793 | const std::string clazz = ClassName(defined_type, ClassNames::BASE); |
| 794 | |
Jiyong Park | 081b90a | 2019-04-03 20:05:01 +0900 | [diff] [blame] | 795 | out << "#include \"" << NdkHeaderFile(defined_type, ClassNames::RAW, false /*use_os_sep*/) |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 796 | << "\"\n"; |
| 797 | out << "\n"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 798 | GenerateSourceIncludes(out, types, defined_type); |
| 799 | out << "\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 800 | EnterNdkNamespace(out, defined_type); |
Jiyong Park | 965c5b9 | 2018-11-21 13:37:15 +0900 | [diff] [blame] | 801 | out << "const char* " << clazz << "::" << kDescriptor << " = \"" |
| 802 | << defined_type.GetCanonicalName() << "\";\n"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 803 | out << "\n"; |
| 804 | |
| 805 | out << "binder_status_t " << clazz << "::readFromParcel(const AParcel* parcel) {\n"; |
| 806 | out.Indent(); |
| 807 | out << "std::string _aidl_descriptor;\n"; |
| 808 | out << "binder_status_t _aidl_ret_status;\n"; |
| 809 | |
| 810 | out << "int32_t _aidl_null;\n"; |
Jeongik Cha | 95eba57 | 2018-11-22 09:14:52 +0900 | [diff] [blame] | 811 | out << "int32_t _aidl_parcelable_size;\n"; |
| 812 | out << "int32_t _aidl_start_pos;\n"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 813 | out << "_aidl_ret_status = AParcel_readInt32(parcel, &_aidl_null);\n"; |
| 814 | StatusCheckReturn(out); |
Jeongik Cha | 95eba57 | 2018-11-22 09:14:52 +0900 | [diff] [blame] | 815 | out << "_aidl_start_pos = AParcel_getDataPosition(parcel);\n"; |
| 816 | out << "_aidl_ret_status = AParcel_readInt32(parcel, &_aidl_parcelable_size);\n"; |
| 817 | out << "if (_aidl_parcelable_size < 0) return STATUS_BAD_VALUE;\n"; |
| 818 | StatusCheckReturn(out); |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 819 | |
| 820 | // TODO(b/117281836) |
| 821 | out << "if (_aidl_null == 0) return STATUS_UNEXPECTED_NULL;\n\n"; |
| 822 | |
| 823 | for (const auto& variable : defined_type.GetFields()) { |
| 824 | out << "_aidl_ret_status = "; |
| 825 | ReadFromParcelFor({out, types, variable->GetType(), "parcel", "&" + variable->GetName()}); |
| 826 | out << ";\n"; |
| 827 | StatusCheckReturn(out); |
Jeongik Cha | 95eba57 | 2018-11-22 09:14:52 +0900 | [diff] [blame] | 828 | out << "if (AParcel_getDataPosition(parcel) - _aidl_start_pos >= _aidl_parcelable_size) {\n" |
| 829 | << " AParcel_setDataPosition(parcel, _aidl_start_pos + _aidl_parcelable_size);\n" |
| 830 | << " return _aidl_ret_status;\n" |
| 831 | << "}\n"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 832 | } |
Jeongik Cha | 95eba57 | 2018-11-22 09:14:52 +0900 | [diff] [blame] | 833 | out << "AParcel_setDataPosition(parcel, _aidl_start_pos + _aidl_parcelable_size);\n" |
| 834 | << "return _aidl_ret_status;\n"; |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 835 | out.Dedent(); |
| 836 | out << "}\n"; |
| 837 | |
| 838 | out << "binder_status_t " << clazz << "::writeToParcel(AParcel* parcel) const {\n"; |
| 839 | out.Indent(); |
| 840 | out << "binder_status_t _aidl_ret_status;\n"; |
| 841 | |
| 842 | // non-null |
| 843 | out << "_aidl_ret_status = AParcel_writeInt32(parcel, 1);\n"; |
| 844 | StatusCheckReturn(out); |
Jeongik Cha | 95eba57 | 2018-11-22 09:14:52 +0900 | [diff] [blame] | 845 | out << "size_t _aidl_start_pos = AParcel_getDataPosition(parcel);\n"; |
| 846 | out << "_aidl_ret_status = AParcel_writeInt32(parcel, 0);\n"; |
| 847 | StatusCheckReturn(out); |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 848 | |
| 849 | for (const auto& variable : defined_type.GetFields()) { |
| 850 | out << "_aidl_ret_status = "; |
| 851 | WriteToParcelFor({out, types, variable->GetType(), "parcel", variable->GetName()}); |
| 852 | out << ";\n"; |
| 853 | StatusCheckReturn(out); |
| 854 | } |
Jeongik Cha | 95eba57 | 2018-11-22 09:14:52 +0900 | [diff] [blame] | 855 | out << "size_t _aidl_end_pos = AParcel_getDataPosition(parcel);\n"; |
| 856 | out << "AParcel_setDataPosition(parcel, _aidl_start_pos);\n"; |
| 857 | out << "AParcel_writeInt32(parcel, _aidl_end_pos - _aidl_start_pos);\n"; |
| 858 | out << "AParcel_setDataPosition(parcel, _aidl_end_pos);\n"; |
| 859 | |
Steven Moreland | bb8f46c | 2018-10-03 17:38:00 -0700 | [diff] [blame] | 860 | out << "return _aidl_ret_status;\n"; |
| 861 | out.Dedent(); |
| 862 | out << "}\n"; |
| 863 | out << "\n"; |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 864 | LeaveNdkNamespace(out, defined_type); |
Steven Moreland | b0057e7 | 2018-08-27 01:44:11 -0700 | [diff] [blame] | 865 | } |
| 866 | } // namespace internals |
| 867 | } // namespace ndk |
| 868 | } // namespace aidl |
| 869 | } // namespace android |