Andreas Huber | 1aec397 | 2016-08-26 09:26:32 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 17 | #include "Type.h" |
| 18 | |
Andreas Huber | 7c5ddfb | 2016-09-29 13:45:22 -0700 | [diff] [blame] | 19 | #include "Annotation.h" |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 20 | #include "ScalarType.h" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 21 | |
Iliyan Malchev | a72e0d2 | 2016-09-09 11:03:08 -0700 | [diff] [blame] | 22 | #include <hidl-util/Formatter.h> |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 23 | #include <android-base/logging.h> |
| 24 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 25 | namespace android { |
| 26 | |
Andreas Huber | 7c5ddfb | 2016-09-29 13:45:22 -0700 | [diff] [blame] | 27 | Type::Type() |
| 28 | : mAnnotations(nullptr) { |
| 29 | } |
| 30 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 31 | Type::~Type() {} |
| 32 | |
Andreas Huber | 7c5ddfb | 2016-09-29 13:45:22 -0700 | [diff] [blame] | 33 | void Type::setAnnotations(std::vector<Annotation *> *annotations) { |
| 34 | mAnnotations = annotations; |
| 35 | } |
| 36 | |
| 37 | const std::vector<Annotation *> &Type::annotations() const { |
| 38 | return *mAnnotations; |
| 39 | } |
| 40 | |
Andreas Huber | 5345ec2 | 2016-07-29 13:33:27 -0700 | [diff] [blame] | 41 | bool Type::isScope() const { |
| 42 | return false; |
| 43 | } |
| 44 | |
Andreas Huber | a2723d2 | 2016-07-29 15:36:07 -0700 | [diff] [blame] | 45 | bool Type::isInterface() const { |
| 46 | return false; |
| 47 | } |
| 48 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 49 | bool Type::isEnum() const { |
| 50 | return false; |
| 51 | } |
| 52 | |
| 53 | bool Type::isTypeDef() const { |
| 54 | return false; |
| 55 | } |
| 56 | |
Andreas Huber | 295ad30 | 2016-08-16 11:35:00 -0700 | [diff] [blame] | 57 | bool Type::isBinder() const { |
| 58 | return false; |
| 59 | } |
| 60 | |
Andreas Huber | 39fa718 | 2016-08-19 14:27:33 -0700 | [diff] [blame] | 61 | bool Type::isNamedType() const { |
| 62 | return false; |
| 63 | } |
| 64 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 65 | bool Type::isCompoundType() const { |
| 66 | return false; |
| 67 | } |
| 68 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 69 | bool Type::isArray() const { |
| 70 | return false; |
| 71 | } |
| 72 | |
| 73 | bool Type::isVector() const { |
| 74 | return false; |
| 75 | } |
| 76 | |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 77 | const ScalarType *Type::resolveToScalarType() const { |
| 78 | return NULL; |
| 79 | } |
| 80 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 81 | bool Type::isValidEnumStorageType() const { |
| 82 | const ScalarType *scalarType = resolveToScalarType(); |
| 83 | |
| 84 | if (scalarType == NULL) { |
| 85 | return false; |
| 86 | } |
| 87 | |
| 88 | return scalarType->isValidEnumStorageType(); |
| 89 | } |
| 90 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 91 | std::string Type::getCppType(StorageMode, std::string *, bool) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 92 | CHECK(!"Should not be here"); |
| 93 | return std::string(); |
| 94 | } |
| 95 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 96 | std::string Type::getJavaType( |
| 97 | std::string *extra, bool /* forInitializer */) const { |
| 98 | CHECK(!"Should not be here"); |
| 99 | extra->clear(); |
| 100 | return std::string(); |
| 101 | } |
| 102 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 103 | std::string Type::getJavaWrapperType() const { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 104 | std::string extra; |
| 105 | return getJavaType(&extra); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 106 | } |
| 107 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 108 | std::string Type::getJavaSuffix() const { |
| 109 | CHECK(!"Should not be here"); |
| 110 | return std::string(); |
| 111 | } |
| 112 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 113 | std::string Type::getVtsType() const { |
| 114 | CHECK(!"Should not be here"); |
| 115 | return std::string(); |
| 116 | } |
| 117 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 118 | void Type::emitReaderWriter( |
| 119 | Formatter &, |
| 120 | const std::string &, |
| 121 | const std::string &, |
| 122 | bool, |
| 123 | bool, |
| 124 | ErrorMode) const { |
| 125 | CHECK(!"Should not be here"); |
| 126 | } |
| 127 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 128 | void Type::emitResolveReferences( |
| 129 | Formatter &, |
| 130 | const std::string &, |
| 131 | bool, |
| 132 | const std::string &, |
| 133 | bool, |
| 134 | bool, |
| 135 | ErrorMode) const { |
| 136 | CHECK(!"Should not be here"); |
| 137 | } |
| 138 | |
| 139 | void Type::emitResolveReferencesEmbedded( |
| 140 | Formatter &, |
| 141 | size_t, |
| 142 | const std::string &, |
| 143 | const std::string &, |
| 144 | bool, |
| 145 | const std::string &, |
| 146 | bool, |
| 147 | bool, |
| 148 | ErrorMode, |
| 149 | const std::string &, |
| 150 | const std::string &) const { |
| 151 | CHECK(!"Should not be here"); |
| 152 | } |
| 153 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 154 | bool Type::useParentInEmitResolveReferencesEmbedded() const { |
| 155 | return true; |
| 156 | } |
| 157 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 158 | void Type::emitReaderWriterEmbedded( |
| 159 | Formatter &, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 160 | size_t, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 161 | const std::string &, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 162 | const std::string &, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 163 | bool, |
| 164 | const std::string &, |
| 165 | bool, |
| 166 | bool, |
| 167 | ErrorMode, |
| 168 | const std::string &, |
| 169 | const std::string &) const { |
| 170 | CHECK(!"Should not be here"); |
| 171 | } |
| 172 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 173 | void Type::emitJavaReaderWriter( |
| 174 | Formatter &out, |
| 175 | const std::string &parcelObj, |
| 176 | const std::string &argName, |
| 177 | bool isReader) const { |
| 178 | emitJavaReaderWriterWithSuffix( |
| 179 | out, |
| 180 | parcelObj, |
| 181 | argName, |
| 182 | isReader, |
| 183 | getJavaSuffix(), |
| 184 | "" /* extra */); |
| 185 | } |
| 186 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 187 | void Type::emitJavaFieldInitializer( |
| 188 | Formatter &out, |
| 189 | const std::string &fieldName) const { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 190 | std::string extra; |
| 191 | out << getJavaType(&extra) |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 192 | << " " |
| 193 | << fieldName |
| 194 | << ";\n"; |
| 195 | } |
| 196 | |
| 197 | void Type::emitJavaFieldReaderWriter( |
| 198 | Formatter &, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 199 | size_t, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 200 | const std::string &, |
| 201 | const std::string &, |
| 202 | const std::string &, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 203 | const std::string &, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 204 | bool) const { |
| 205 | CHECK(!"Should not be here"); |
| 206 | } |
| 207 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 208 | void Type::handleError(Formatter &out, ErrorMode mode) const { |
| 209 | switch (mode) { |
| 210 | case ErrorMode_Ignore: |
| 211 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 212 | out << "/* _hidl_err ignored! */\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 213 | break; |
| 214 | } |
| 215 | |
| 216 | case ErrorMode_Goto: |
| 217 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 218 | out << "if (_hidl_err != ::android::OK) { goto _hidl_error; }\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 219 | break; |
| 220 | } |
| 221 | |
| 222 | case ErrorMode_Break: |
| 223 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 224 | out << "if (_hidl_err != ::android::OK) { break; }\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 225 | break; |
| 226 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 227 | |
| 228 | case ErrorMode_Return: |
| 229 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 230 | out << "if (_hidl_err != ::android::OK) { return _hidl_err; }\n\n"; |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 231 | break; |
| 232 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 233 | } |
| 234 | } |
| 235 | |
| 236 | void Type::handleError2(Formatter &out, ErrorMode mode) const { |
| 237 | switch (mode) { |
| 238 | case ErrorMode_Goto: |
| 239 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 240 | out << "goto _hidl_error;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 241 | break; |
| 242 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 243 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 244 | case ErrorMode_Break: |
| 245 | { |
| 246 | out << "break;\n"; |
| 247 | break; |
| 248 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 249 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 250 | case ErrorMode_Ignore: |
| 251 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 252 | out << "/* ignoring _hidl_error! */"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 253 | break; |
| 254 | } |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 255 | |
| 256 | case ErrorMode_Return: |
| 257 | { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 258 | out << "return _hidl_err;\n"; |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 259 | break; |
| 260 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 261 | } |
| 262 | } |
| 263 | |
| 264 | void Type::emitReaderWriterEmbeddedForTypeName( |
| 265 | Formatter &out, |
| 266 | const std::string &name, |
| 267 | bool nameIsPointer, |
| 268 | const std::string &parcelObj, |
| 269 | bool parcelObjIsPointer, |
| 270 | bool isReader, |
| 271 | ErrorMode mode, |
| 272 | const std::string &parentName, |
| 273 | const std::string &offsetText, |
| 274 | const std::string &typeName, |
| 275 | const std::string &childName) const { |
| 276 | const std::string parcelObjDeref = |
| 277 | parcelObjIsPointer ? ("*" + parcelObj) : parcelObj; |
| 278 | |
| 279 | const std::string parcelObjPointer = |
| 280 | parcelObjIsPointer ? parcelObj : ("&" + parcelObj); |
| 281 | |
| 282 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 283 | const std::string namePointer = nameIsPointer ? name : ("&" + name); |
| 284 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 285 | out << "_hidl_err = "; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 286 | |
| 287 | if (isReader) { |
| 288 | out << "const_cast<" |
| 289 | << typeName |
| 290 | << " *>(" |
| 291 | << namePointer |
| 292 | << ")->readEmbeddedFromParcel(\n"; |
| 293 | } else { |
| 294 | out << nameDeref |
| 295 | << "writeEmbeddedToParcel(\n"; |
| 296 | } |
| 297 | |
| 298 | out.indent(); |
| 299 | out.indent(); |
| 300 | |
| 301 | out << (isReader ? parcelObjDeref : parcelObjPointer) |
| 302 | << ",\n" |
| 303 | << parentName |
| 304 | << ",\n" |
| 305 | << offsetText; |
| 306 | |
| 307 | if (!childName.empty()) { |
| 308 | out << ", &" |
| 309 | << childName; |
| 310 | } |
| 311 | |
| 312 | out << ");\n\n"; |
| 313 | |
| 314 | out.unindent(); |
| 315 | out.unindent(); |
| 316 | |
| 317 | handleError(out, mode); |
| 318 | } |
| 319 | |
| 320 | status_t Type::emitTypeDeclarations(Formatter &) const { |
| 321 | return OK; |
| 322 | } |
| 323 | |
Andreas Huber | e3f769a | 2016-10-10 10:54:44 -0700 | [diff] [blame^] | 324 | status_t Type::emitGlobalTypeDeclarations(Formatter &) const { |
| 325 | return OK; |
| 326 | } |
| 327 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 328 | status_t Type::emitTypeDefinitions( |
| 329 | Formatter &, const std::string) const { |
| 330 | return OK; |
| 331 | } |
| 332 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 333 | status_t Type::emitJavaTypeDeclarations(Formatter &, bool) const { |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 334 | return OK; |
| 335 | } |
| 336 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 337 | bool Type::needsEmbeddedReadWrite() const { |
| 338 | return false; |
| 339 | } |
| 340 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 341 | bool Type::needsResolveReferences() const { |
| 342 | return false; |
| 343 | } |
| 344 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 345 | bool Type::resultNeedsDeref() const { |
| 346 | return false; |
| 347 | } |
| 348 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 349 | std::string Type::getCppType(std::string *extra, |
| 350 | bool specifyNamespaces) const { |
| 351 | return getCppType(StorageMode_Stack, extra, specifyNamespaces); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 352 | } |
| 353 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 354 | std::string Type::getCppResultType(std::string *extra, |
| 355 | bool specifyNamespaces) const { |
| 356 | return getCppType(StorageMode_Result, extra, specifyNamespaces); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 357 | } |
| 358 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 359 | std::string Type::getCppArgumentType(std::string *extra, |
| 360 | bool specifyNamespaces) const { |
| 361 | return getCppType(StorageMode_Argument, extra, specifyNamespaces); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 362 | } |
| 363 | |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 364 | void Type::emitJavaReaderWriterWithSuffix( |
| 365 | Formatter &out, |
| 366 | const std::string &parcelObj, |
| 367 | const std::string &argName, |
| 368 | bool isReader, |
| 369 | const std::string &suffix, |
| 370 | const std::string &extra) const { |
| 371 | out << parcelObj |
| 372 | << "." |
| 373 | << (isReader ? "read" : "write") |
| 374 | << suffix |
| 375 | << "("; |
| 376 | |
| 377 | if (isReader) { |
| 378 | out << extra; |
| 379 | } else { |
| 380 | out << (extra.empty() ? "" : (extra + ", ")); |
| 381 | out << argName; |
| 382 | } |
| 383 | |
| 384 | out << ");\n"; |
| 385 | } |
| 386 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 387 | status_t Type::emitVtsTypeDeclarations(Formatter &) const { |
| 388 | return OK; |
| 389 | } |
| 390 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 391 | status_t Type::emitVtsAttributeType(Formatter &out) const { |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 392 | return emitVtsTypeDeclarations(out); |
| 393 | } |
| 394 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 395 | bool Type::isJavaCompatible() const { |
| 396 | return true; |
| 397 | } |
| 398 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 399 | void Type::getAlignmentAndSize(size_t *, size_t *) const { |
| 400 | CHECK(!"Should not be here"); |
| 401 | } |
| 402 | |
Andreas Huber | 019d21d | 2016-10-03 12:59:47 -0700 | [diff] [blame] | 403 | void Type::appendToExportedTypesVector( |
| 404 | std::vector<const Type *> * /* exportedTypes */) const { |
| 405 | } |
| 406 | |
| 407 | status_t Type::emitExportedHeader(Formatter & /* out */) const { |
| 408 | return OK; |
| 409 | } |
| 410 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 411 | //////////////////////////////////////// |
| 412 | |
| 413 | TemplatedType::TemplatedType() : mElementType(nullptr) { |
| 414 | } |
| 415 | void TemplatedType::setElementType(Type *elementType) { |
| 416 | CHECK(mElementType == nullptr); // can only be set once. |
| 417 | mElementType = elementType; |
| 418 | } |
| 419 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 420 | } // namespace android |
| 421 | |