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 "CompoundType.h" |
| 18 | |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 19 | #include "ArrayType.h" |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 20 | #include "VectorType.h" |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 21 | |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 22 | #include <android-base/logging.h> |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 23 | #include <hidl-util/Formatter.h> |
Timur Iskhakov | e8ee6a0 | 2017-09-06 11:42:10 -0700 | [diff] [blame] | 24 | #include <iostream> |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 25 | #include <unordered_set> |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 26 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 27 | namespace android { |
| 28 | |
Timur Iskhakov | 565b013 | 2017-09-06 18:07:11 -0700 | [diff] [blame] | 29 | CompoundType::CompoundType(Style style, const char* localName, const FQName& fullName, |
| 30 | const Location& location, Scope* parent) |
| 31 | : Scope(localName, fullName, location, parent), mStyle(style), mFields(NULL) {} |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 32 | |
Yifan Hong | 27e85db | 2016-11-09 15:45:52 -0800 | [diff] [blame] | 33 | CompoundType::Style CompoundType::style() const { |
| 34 | return mStyle; |
| 35 | } |
| 36 | |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 37 | void CompoundType::setFields(std::vector<NamedReference<Type>*>* fields) { |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 38 | mFields = fields; |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 39 | } |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 40 | |
Timur Iskhakov | b58f418 | 2017-08-29 15:19:24 -0700 | [diff] [blame] | 41 | std::vector<const Reference<Type>*> CompoundType::getReferences() const { |
| 42 | std::vector<const Reference<Type>*> ret; |
| 43 | ret.insert(ret.begin(), mFields->begin(), mFields->end()); |
Timur Iskhakov | 33431e6 | 2017-08-21 17:31:23 -0700 | [diff] [blame] | 44 | return ret; |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 45 | } |
| 46 | |
| 47 | status_t CompoundType::validate() const { |
| 48 | for (const auto* field : *mFields) { |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 49 | const Type& type = field->type(); |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 50 | |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 51 | if ((type.isVector() && static_cast<const VectorType*>(&type)->isVectorOfBinders())) { |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 52 | std::cerr << "ERROR: Struct/Union must not contain references to interfaces at " |
| 53 | << field->location() << "\n"; |
| 54 | return UNKNOWN_ERROR; |
Andreas Huber | b95ea8a | 2016-08-15 15:35:42 -0700 | [diff] [blame] | 55 | } |
| 56 | |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 57 | if (mStyle == STYLE_UNION) { |
| 58 | if (type.needsEmbeddedReadWrite()) { |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 59 | std::cerr << "ERROR: Union must not contain any types that need fixup at " |
| 60 | << field->location() << "\n"; |
| 61 | return UNKNOWN_ERROR; |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 62 | } |
Andreas Huber | 5a54544 | 2016-08-03 10:44:56 -0700 | [diff] [blame] | 63 | } |
| 64 | } |
| 65 | |
Timur Iskhakov | cec46c4 | 2017-08-09 00:22:02 -0700 | [diff] [blame] | 66 | status_t err = validateUniqueNames(); |
| 67 | if (err != OK) return err; |
| 68 | |
| 69 | return Scope::validate(); |
| 70 | } |
| 71 | |
| 72 | status_t CompoundType::validateUniqueNames() const { |
| 73 | std::unordered_set<std::string> names; |
| 74 | |
| 75 | for (const auto* field : *mFields) { |
| 76 | if (names.find(field->name()) != names.end()) { |
| 77 | std::cerr << "ERROR: Redefinition of field '" << field->name() << "' at " |
| 78 | << field->location() << "\n"; |
| 79 | return UNKNOWN_ERROR; |
| 80 | } |
| 81 | names.insert(field->name()); |
| 82 | } |
| 83 | |
| 84 | return OK; |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 85 | } |
| 86 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 87 | bool CompoundType::isCompoundType() const { |
| 88 | return true; |
| 89 | } |
| 90 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 91 | bool CompoundType::deepCanCheckEquality(std::unordered_set<const Type*>* visited) const { |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 92 | if (mStyle == STYLE_UNION) { |
| 93 | return false; |
| 94 | } |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 95 | for (const auto* field : *mFields) { |
| 96 | if (!field->get()->canCheckEquality(visited)) { |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 97 | return false; |
| 98 | } |
| 99 | } |
| 100 | return true; |
| 101 | } |
| 102 | |
Steven Moreland | 0ecc7b8 | 2017-07-19 12:59:23 -0700 | [diff] [blame] | 103 | std::string CompoundType::typeName() const { |
| 104 | switch (mStyle) { |
| 105 | case STYLE_STRUCT: { |
| 106 | return "struct " + localName(); |
| 107 | } |
| 108 | case STYLE_UNION: { |
| 109 | return "union " + localName(); |
| 110 | } |
| 111 | } |
| 112 | CHECK(!"Should not be here"); |
| 113 | } |
| 114 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 115 | std::string CompoundType::getCppType( |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 116 | StorageMode mode, |
Steven Moreland | e30ee9b | 2017-05-09 13:31:01 -0700 | [diff] [blame] | 117 | bool /* specifyNamespaces */) const { |
| 118 | const std::string base = fullName(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 119 | |
| 120 | switch (mode) { |
| 121 | case StorageMode_Stack: |
| 122 | return base; |
| 123 | |
| 124 | case StorageMode_Argument: |
| 125 | return "const " + base + "&"; |
| 126 | |
| 127 | case StorageMode_Result: |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 128 | return base + (containsInterface()?"":"*"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 129 | } |
| 130 | } |
| 131 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 132 | std::string CompoundType::getJavaType(bool /* forInitializer */) const { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 133 | return fullJavaName(); |
| 134 | } |
| 135 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 136 | std::string CompoundType::getVtsType() const { |
| 137 | switch (mStyle) { |
| 138 | case STYLE_STRUCT: |
| 139 | { |
| 140 | return "TYPE_STRUCT"; |
| 141 | } |
| 142 | case STYLE_UNION: |
| 143 | { |
| 144 | return "TYPE_UNION"; |
| 145 | } |
| 146 | } |
Steven Moreland | 0ecc7b8 | 2017-07-19 12:59:23 -0700 | [diff] [blame] | 147 | CHECK(!"Should not be here"); |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 148 | } |
| 149 | |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 150 | bool CompoundType::containsInterface() const { |
| 151 | for (const auto& field : *mFields) { |
| 152 | if (field->type().isCompoundType()) { |
| 153 | const Type& t = field->type(); |
| 154 | const CompoundType* ct = static_cast<const CompoundType*>(&t); |
| 155 | if (ct->containsInterface()) { |
| 156 | return true; |
| 157 | } |
| 158 | } |
| 159 | if (field->type().isInterface()) { |
| 160 | return true; |
| 161 | } |
| 162 | } |
| 163 | return false; |
| 164 | } |
| 165 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 166 | void CompoundType::emitReaderWriter( |
| 167 | Formatter &out, |
| 168 | const std::string &name, |
| 169 | const std::string &parcelObj, |
| 170 | bool parcelObjIsPointer, |
| 171 | bool isReader, |
| 172 | ErrorMode mode) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 173 | |
| 174 | const std::string parcelObjDeref = |
| 175 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 176 | |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 177 | if(containsInterface()){ |
| 178 | for (const auto& field : *mFields) { |
| 179 | field->type().emitReaderWriter(out, name + "." + field->name(), |
| 180 | parcelObj, parcelObjIsPointer, isReader, mode); |
| 181 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 182 | } else { |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 183 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 184 | |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 185 | out << "size_t " << parentName << ";\n\n"; |
| 186 | |
| 187 | if (isReader) { |
| 188 | out << "_hidl_err = " << parcelObjDeref << "readBuffer(" |
| 189 | << "sizeof(*" << name << "), &" << parentName << ", " |
| 190 | << " const_cast<const void**>(reinterpret_cast<void **>(" |
| 191 | << "&" << name << ")));\n"; |
| 192 | handleError(out, mode); |
| 193 | } else { |
| 194 | out << "_hidl_err = " |
| 195 | << parcelObjDeref |
| 196 | << "writeBuffer(&" |
| 197 | << name |
| 198 | << ", sizeof(" |
| 199 | << name |
| 200 | << "), &" |
| 201 | << parentName |
| 202 | << ");\n"; |
| 203 | handleError(out, mode); |
| 204 | } |
| 205 | if (mStyle != STYLE_STRUCT) { |
| 206 | return; |
| 207 | } |
| 208 | if (needsEmbeddedReadWrite()) { |
| 209 | emitReaderWriterEmbedded(out, 0 /* depth */, name, name, /* sanitizedName */ |
| 210 | isReader /* nameIsPointer */, parcelObj, parcelObjIsPointer, |
| 211 | isReader, mode, parentName, "0 /* parentOffset */"); |
| 212 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 213 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 214 | } |
| 215 | |
| 216 | void CompoundType::emitReaderWriterEmbedded( |
| 217 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 218 | size_t /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 219 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 220 | const std::string & /*sanitizedName */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 221 | bool nameIsPointer, |
| 222 | const std::string &parcelObj, |
| 223 | bool parcelObjIsPointer, |
| 224 | bool isReader, |
| 225 | ErrorMode mode, |
| 226 | const std::string &parentName, |
| 227 | const std::string &offsetText) const { |
| 228 | emitReaderWriterEmbeddedForTypeName( |
| 229 | out, |
| 230 | name, |
| 231 | nameIsPointer, |
| 232 | parcelObj, |
| 233 | parcelObjIsPointer, |
| 234 | isReader, |
| 235 | mode, |
| 236 | parentName, |
| 237 | offsetText, |
Andreas Huber | 0e00de4 | 2016-08-03 09:56:02 -0700 | [diff] [blame] | 238 | fullName(), |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 239 | "" /* childName */, |
| 240 | "" /* namespace */); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 241 | } |
| 242 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 243 | void CompoundType::emitJavaReaderWriter( |
| 244 | Formatter &out, |
| 245 | const std::string &parcelObj, |
| 246 | const std::string &argName, |
| 247 | bool isReader) const { |
| 248 | if (isReader) { |
| 249 | out << "new " << fullJavaName() << "();\n"; |
| 250 | } |
| 251 | |
| 252 | out << argName |
| 253 | << "." |
| 254 | << (isReader ? "readFromParcel" : "writeToParcel") |
| 255 | << "(" |
| 256 | << parcelObj |
| 257 | << ");\n"; |
| 258 | } |
| 259 | |
| 260 | void CompoundType::emitJavaFieldInitializer( |
| 261 | Formatter &out, const std::string &fieldName) const { |
| 262 | out << "final " |
| 263 | << fullJavaName() |
| 264 | << " " |
| 265 | << fieldName |
| 266 | << " = new " |
| 267 | << fullJavaName() |
| 268 | << "();\n"; |
| 269 | } |
| 270 | |
| 271 | void CompoundType::emitJavaFieldReaderWriter( |
| 272 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 273 | size_t /* depth */, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 274 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 275 | const std::string &blobName, |
| 276 | const std::string &fieldName, |
| 277 | const std::string &offset, |
| 278 | bool isReader) const { |
| 279 | if (isReader) { |
| 280 | out << fieldName |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 281 | << ".readEmbeddedFromParcel(" |
| 282 | << parcelName |
| 283 | << ", " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 284 | << blobName |
| 285 | << ", " |
| 286 | << offset |
| 287 | << ");\n"; |
| 288 | |
| 289 | return; |
| 290 | } |
| 291 | |
| 292 | out << fieldName |
| 293 | << ".writeEmbeddedToBlob(" |
| 294 | << blobName |
| 295 | << ", " |
| 296 | << offset |
| 297 | << ");\n"; |
| 298 | } |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 299 | void CompoundType::emitResolveReferences( |
| 300 | Formatter &out, |
| 301 | const std::string &name, |
| 302 | bool nameIsPointer, |
| 303 | const std::string &parcelObj, |
| 304 | bool parcelObjIsPointer, |
| 305 | bool isReader, |
| 306 | ErrorMode mode) const { |
| 307 | emitResolveReferencesEmbedded( |
| 308 | out, |
| 309 | 0 /* depth */, |
| 310 | name, |
| 311 | name /* sanitizedName */, |
| 312 | nameIsPointer, |
| 313 | parcelObj, |
| 314 | parcelObjIsPointer, |
| 315 | isReader, |
| 316 | mode, |
| 317 | "_hidl_" + name + "_parent", |
| 318 | "0 /* parentOffset */"); |
| 319 | } |
| 320 | |
| 321 | void CompoundType::emitResolveReferencesEmbedded( |
| 322 | Formatter &out, |
| 323 | size_t /* depth */, |
| 324 | const std::string &name, |
| 325 | const std::string &/* sanitizedName */, |
| 326 | bool nameIsPointer, |
| 327 | const std::string &parcelObj, |
| 328 | bool parcelObjIsPointer, |
| 329 | bool isReader, |
| 330 | ErrorMode mode, |
| 331 | const std::string &parentName, |
| 332 | const std::string &offsetText) const { |
| 333 | CHECK(needsResolveReferences()); |
| 334 | |
| 335 | const std::string parcelObjDeref = |
| 336 | parcelObjIsPointer ? ("*" + parcelObj) : parcelObj; |
| 337 | |
| 338 | const std::string parcelObjPointer = |
| 339 | parcelObjIsPointer ? parcelObj : ("&" + parcelObj); |
| 340 | |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 341 | const std::string nameDerefed = nameIsPointer ? ("*" + name) : name; |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 342 | const std::string namePointer = nameIsPointer ? name : ("&" + name); |
| 343 | |
| 344 | out << "_hidl_err = "; |
| 345 | |
| 346 | if (isReader) { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 347 | out << "readEmbeddedReferenceFromParcel(\n"; |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 348 | } else { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 349 | out << "writeEmbeddedReferenceToParcel(\n"; |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 350 | } |
| 351 | |
Yifan Hong | 33223ca | 2016-12-13 15:07:35 -0800 | [diff] [blame] | 352 | out.indent(2, [&]{ |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 353 | if (isReader) { |
| 354 | out << "const_cast<" |
| 355 | << fullName() |
| 356 | << " *" |
| 357 | << ">(" |
| 358 | << namePointer |
| 359 | << "),\n" |
| 360 | << parcelObjDeref; |
| 361 | } else { |
| 362 | out << nameDerefed |
| 363 | << ",\n" |
| 364 | << parcelObjPointer; |
| 365 | } |
| 366 | |
| 367 | out << ",\n" |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 368 | << parentName |
| 369 | << ",\n" |
| 370 | << offsetText |
| 371 | << ");\n\n"; |
| 372 | }); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 373 | |
| 374 | handleError(out, mode); |
| 375 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 376 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 377 | void CompoundType::emitTypeDeclarations(Formatter& out) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 378 | out << ((mStyle == STYLE_STRUCT) ? "struct" : "union") |
| 379 | << " " |
Andreas Huber | 0e00de4 | 2016-08-03 09:56:02 -0700 | [diff] [blame] | 380 | << localName() |
Yifan Hong | b1d2ebc | 2016-12-20 17:18:07 -0800 | [diff] [blame] | 381 | << " final {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 382 | |
| 383 | out.indent(); |
| 384 | |
| 385 | Scope::emitTypeDeclarations(out); |
| 386 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 387 | if (containsPointer()) { |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 388 | for (const auto &field : *mFields) { |
Steven Moreland | 073269e | 2018-05-17 15:45:26 -0700 | [diff] [blame^] | 389 | field->emitDocComment(out); |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 390 | out << field->type().getCppStackType() |
| 391 | << " " |
| 392 | << field->name() |
| 393 | << ";\n"; |
| 394 | } |
| 395 | |
| 396 | out.unindent(); |
| 397 | out << "};\n\n"; |
| 398 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 399 | return; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 400 | } |
| 401 | |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 402 | for (int pass = 0; pass < 2; ++pass) { |
| 403 | size_t offset = 0; |
| 404 | for (const auto &field : *mFields) { |
| 405 | size_t fieldAlign, fieldSize; |
| 406 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 407 | |
| 408 | size_t pad = offset % fieldAlign; |
| 409 | if (pad > 0) { |
| 410 | offset += fieldAlign - pad; |
| 411 | } |
| 412 | |
| 413 | if (pass == 0) { |
| 414 | out << field->type().getCppStackType() |
| 415 | << " " |
| 416 | << field->name() |
| 417 | << " __attribute__ ((aligned(" |
| 418 | << fieldAlign |
| 419 | << ")));\n"; |
| 420 | } else { |
| 421 | out << "static_assert(offsetof(" |
| 422 | << fullName() |
| 423 | << ", " |
| 424 | << field->name() |
| 425 | << ") == " |
| 426 | << offset |
| 427 | << ", \"wrong offset\");\n"; |
| 428 | } |
| 429 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 430 | if (mStyle == STYLE_STRUCT) { |
| 431 | offset += fieldSize; |
| 432 | } |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 433 | } |
| 434 | |
| 435 | if (pass == 0) { |
| 436 | out.unindent(); |
| 437 | out << "};\n\n"; |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | size_t structAlign, structSize; |
| 442 | getAlignmentAndSize(&structAlign, &structSize); |
| 443 | |
| 444 | out << "static_assert(sizeof(" |
| 445 | << fullName() |
| 446 | << ") == " |
| 447 | << structSize |
| 448 | << ", \"wrong size\");\n"; |
| 449 | |
| 450 | out << "static_assert(__alignof(" |
| 451 | << fullName() |
| 452 | << ") == " |
| 453 | << structAlign |
| 454 | << ", \"wrong alignment\");\n\n"; |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 455 | } |
| 456 | |
Timur Iskhakov | fd3f250 | 2017-09-05 16:25:02 -0700 | [diff] [blame] | 457 | void CompoundType::emitTypeForwardDeclaration(Formatter& out) const { |
| 458 | out << ((mStyle == STYLE_STRUCT) ? "struct" : "union") << " " << localName() << ";\n"; |
| 459 | } |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 460 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 461 | void CompoundType::emitPackageTypeDeclarations(Formatter& out) const { |
Steven Moreland | 4b8f7a1 | 2017-11-17 15:39:54 -0800 | [diff] [blame] | 462 | Scope::emitPackageTypeDeclarations(out); |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 463 | |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 464 | // TODO(b/65200821): remove these ifdefs |
| 465 | out << "#ifdef REALLY_IS_HIDL_INTERNAL_LIB" << gCurrentCompileName << "\n"; |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 466 | out << "std::string toString(" |
Yifan Hong | f5cc2f7 | 2017-01-04 18:02:34 -0800 | [diff] [blame] | 467 | << getCppArgumentType() |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 468 | << ");\n\n"; |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 469 | if (canCheckEquality()) { |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 470 | out << "bool operator==(" |
| 471 | << getCppArgumentType() << ", " << getCppArgumentType() << ");\n\n"; |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 472 | |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 473 | out << "bool operator!=(" |
| 474 | << getCppArgumentType() << ", " << getCppArgumentType() << ");\n\n"; |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 475 | } |
| 476 | out << "#else\n"; |
| 477 | out << "static inline std::string toString(" |
| 478 | << getCppArgumentType() |
| 479 | << (mFields->empty() ? "" : " o") |
| 480 | << ") "; |
| 481 | |
| 482 | out.block([&] { |
| 483 | // include toString for scalar types |
| 484 | out << "using ::android::hardware::toString;\n" |
| 485 | << "std::string os;\n"; |
| 486 | out << "os += \"{\";\n"; |
| 487 | |
| 488 | for (const NamedReference<Type>* field : *mFields) { |
| 489 | out << "os += \""; |
| 490 | if (field != *(mFields->begin())) { |
| 491 | out << ", "; |
| 492 | } |
| 493 | out << "." << field->name() << " = \";\n"; |
| 494 | field->type().emitDump(out, "os", "o." + field->name()); |
| 495 | } |
| 496 | |
| 497 | out << "os += \"}\"; return os;\n"; |
| 498 | }).endl().endl(); |
| 499 | |
| 500 | if (canCheckEquality()) { |
| 501 | out << "static inline bool operator==(" |
| 502 | << getCppArgumentType() << " " << (mFields->empty() ? "/* lhs */" : "lhs") << ", " |
| 503 | << getCppArgumentType() << " " << (mFields->empty() ? "/* rhs */" : "rhs") << ") "; |
| 504 | out.block([&] { |
| 505 | for (const auto &field : *mFields) { |
| 506 | out.sIf("lhs." + field->name() + " != rhs." + field->name(), [&] { |
| 507 | out << "return false;\n"; |
| 508 | }).endl(); |
| 509 | } |
| 510 | out << "return true;\n"; |
| 511 | }).endl().endl(); |
| 512 | |
| 513 | out << "static inline bool operator!=(" |
| 514 | << getCppArgumentType() << " lhs," << getCppArgumentType() << " rhs)"; |
| 515 | out.block([&] { |
| 516 | out << "return !(lhs == rhs);\n"; |
| 517 | }).endl().endl(); |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 518 | } else { |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 519 | out << "// operator== and operator!= are not generated for " << localName() << "\n\n"; |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 520 | } |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 521 | out << "#endif // REALLY_IS_HIDL_INTERNAL_LIB\n"; |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 522 | } |
| 523 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 524 | void CompoundType::emitPackageHwDeclarations(Formatter& out) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 525 | if (needsEmbeddedReadWrite()) { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 526 | out << "::android::status_t readEmbeddedFromParcel(\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 527 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 528 | out.indent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 529 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 530 | out << "const " << fullName() << " &obj,\n" |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 531 | << "const ::android::hardware::Parcel &parcel,\n" |
| 532 | << "size_t parentHandle,\n" |
| 533 | << "size_t parentOffset);\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 534 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 535 | out.unindent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 536 | |
| 537 | out << "::android::status_t writeEmbeddedToParcel(\n"; |
| 538 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 539 | out.indent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 540 | |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 541 | out << "const " << fullName() << " &obj,\n" |
| 542 | << "::android::hardware::Parcel *parcel,\n" |
| 543 | << "size_t parentHandle,\n" |
| 544 | << "size_t parentOffset);\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 545 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 546 | out.unindent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 547 | } |
| 548 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 549 | if(needsResolveReferences()) { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 550 | out << "::android::status_t readEmbeddedReferenceFromParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 551 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 552 | out << fullName() << " *obj,\n" |
| 553 | << "const ::android::hardware::Parcel &parcel,\n" |
| 554 | << "size_t parentHandle, size_t parentOffset);\n\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 555 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 556 | out << "::android::status_t writeEmbeddedReferenceToParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 557 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 558 | out << "const " << fullName() << " &obj,\n" |
| 559 | << "::android::hardware::Parcel *,\n" |
| 560 | << "size_t parentHandle, size_t parentOffset);\n\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 561 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 562 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 563 | } |
| 564 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 565 | void CompoundType::emitTypeDefinitions(Formatter& out, const std::string& prefix) const { |
Steven Moreland | b158de1 | 2016-10-10 11:59:09 -0700 | [diff] [blame] | 566 | std::string space = prefix.empty() ? "" : (prefix + "::"); |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 567 | Scope::emitTypeDefinitions(out, space + localName()); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 568 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 569 | if (needsEmbeddedReadWrite()) { |
| 570 | emitStructReaderWriter(out, prefix, true /* isReader */); |
| 571 | emitStructReaderWriter(out, prefix, false /* isReader */); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 572 | } |
| 573 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 574 | if (needsResolveReferences()) { |
| 575 | emitResolveReferenceDef(out, prefix, true /* isReader */); |
| 576 | emitResolveReferenceDef(out, prefix, false /* isReader */); |
| 577 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 578 | |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 579 | // TODO(b/65200821): remove toString + operator== from .cpp once all prebuilts are rebuilt |
| 580 | |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 581 | out << "std::string toString(" |
| 582 | << getCppArgumentType() |
| 583 | << (mFields->empty() ? "" : " o") |
| 584 | << ") "; |
| 585 | |
| 586 | out.block([&] { |
| 587 | // include toString for scalar types |
| 588 | out << "using ::android::hardware::toString;\n" |
| 589 | << "std::string os;\n"; |
| 590 | out << "os += \"{\";\n"; |
| 591 | |
Timur Iskhakov | 7fa79f6 | 2017-08-09 11:04:54 -0700 | [diff] [blame] | 592 | for (const NamedReference<Type>* field : *mFields) { |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 593 | out << "os += \""; |
| 594 | if (field != *(mFields->begin())) { |
| 595 | out << ", "; |
| 596 | } |
| 597 | out << "." << field->name() << " = \";\n"; |
| 598 | field->type().emitDump(out, "os", "o." + field->name()); |
| 599 | } |
| 600 | |
| 601 | out << "os += \"}\"; return os;\n"; |
| 602 | }).endl().endl(); |
| 603 | |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 604 | if (canCheckEquality()) { |
| 605 | out << "bool operator==(" |
| 606 | << getCppArgumentType() << " " << (mFields->empty() ? "/* lhs */" : "lhs") << ", " |
| 607 | << getCppArgumentType() << " " << (mFields->empty() ? "/* rhs */" : "rhs") << ") "; |
| 608 | out.block([&] { |
| 609 | for (const auto &field : *mFields) { |
| 610 | out.sIf("lhs." + field->name() + " != rhs." + field->name(), [&] { |
| 611 | out << "return false;\n"; |
| 612 | }).endl(); |
| 613 | } |
| 614 | out << "return true;\n"; |
| 615 | }).endl().endl(); |
| 616 | |
| 617 | out << "bool operator!=(" |
| 618 | << getCppArgumentType() << " lhs," << getCppArgumentType() << " rhs)"; |
| 619 | out.block([&] { |
| 620 | out << "return !(lhs == rhs);\n"; |
| 621 | }).endl().endl(); |
| 622 | } else { |
| 623 | out << "// operator== and operator!= are not generated for " << localName() << "\n"; |
| 624 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 625 | } |
| 626 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 627 | void CompoundType::emitJavaTypeDeclarations(Formatter& out, bool atTopLevel) const { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 628 | out << "public final "; |
| 629 | |
| 630 | if (!atTopLevel) { |
| 631 | out << "static "; |
| 632 | } |
| 633 | |
| 634 | out << "class " |
| 635 | << localName() |
| 636 | << " {\n"; |
| 637 | |
| 638 | out.indent(); |
| 639 | |
| 640 | Scope::emitJavaTypeDeclarations(out, false /* atTopLevel */); |
| 641 | |
Steven Moreland | 073269e | 2018-05-17 15:45:26 -0700 | [diff] [blame^] | 642 | for (const auto& field : *mFields) { |
| 643 | field->emitDocComment(out); |
| 644 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 645 | out << "public "; |
| 646 | |
| 647 | field->type().emitJavaFieldInitializer(out, field->name()); |
| 648 | } |
| 649 | |
| 650 | if (!mFields->empty()) { |
| 651 | out << "\n"; |
| 652 | } |
| 653 | |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 654 | //////////////////////////////////////////////////////////////////////////// |
| 655 | |
| 656 | if (canCheckEquality()) { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 657 | out << "@Override\npublic final boolean equals(Object otherObject) "; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 658 | out.block([&] { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 659 | out.sIf("this == otherObject", [&] { |
| 660 | out << "return true;\n"; |
| 661 | }).endl(); |
| 662 | out.sIf("otherObject == null", [&] { |
| 663 | out << "return false;\n"; |
| 664 | }).endl(); |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 665 | // Though class is final, we use getClass instead of instanceof to be explicit. |
| 666 | out.sIf("otherObject.getClass() != " + fullJavaName() + ".class", [&] { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 667 | out << "return false;\n"; |
| 668 | }).endl(); |
| 669 | out << fullJavaName() << " other = (" << fullJavaName() << ")otherObject;\n"; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 670 | for (const auto &field : *mFields) { |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 671 | std::string condition = (field->type().isScalar() || field->type().isEnum()) |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 672 | ? "this." + field->name() + " != other." + field->name() |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 673 | : ("!android.os.HidlSupport.deepEquals(this." + field->name() |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 674 | + ", other." + field->name() + ")"); |
| 675 | out.sIf(condition, [&] { |
| 676 | out << "return false;\n"; |
| 677 | }).endl(); |
| 678 | } |
| 679 | out << "return true;\n"; |
| 680 | }).endl().endl(); |
| 681 | |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 682 | out << "@Override\npublic final int hashCode() "; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 683 | out.block([&] { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 684 | out << "return java.util.Objects.hash(\n"; |
| 685 | out.indent(2, [&] { |
Yifan Hong | 932464e | 2017-03-30 15:40:22 -0700 | [diff] [blame] | 686 | out.join(mFields->begin(), mFields->end(), ", \n", [&] (const auto &field) { |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 687 | out << "android.os.HidlSupport.deepHashCode(this." << field->name() << ")"; |
Yifan Hong | 932464e | 2017-03-30 15:40:22 -0700 | [diff] [blame] | 688 | }); |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 689 | }); |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 690 | out << ");\n"; |
| 691 | }).endl().endl(); |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 692 | } else { |
| 693 | out << "// equals() is not generated for " << localName() << "\n"; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 694 | } |
| 695 | |
| 696 | //////////////////////////////////////////////////////////////////////////// |
| 697 | |
Yifan Hong | e45b530 | 2017-02-22 10:49:07 -0800 | [diff] [blame] | 698 | out << "@Override\npublic final String toString() "; |
| 699 | out.block([&] { |
| 700 | out << "java.lang.StringBuilder builder = new java.lang.StringBuilder();\n" |
| 701 | << "builder.append(\"{\");\n"; |
| 702 | for (const auto &field : *mFields) { |
| 703 | out << "builder.append(\""; |
| 704 | if (field != *(mFields->begin())) { |
| 705 | out << ", "; |
| 706 | } |
| 707 | out << "." << field->name() << " = \");\n"; |
| 708 | field->type().emitJavaDump(out, "builder", "this." + field->name()); |
| 709 | } |
| 710 | out << "builder.append(\"}\");\nreturn builder.toString();\n"; |
| 711 | }).endl().endl(); |
| 712 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 713 | size_t structAlign, structSize; |
| 714 | getAlignmentAndSize(&structAlign, &structSize); |
| 715 | |
Yifan Hong | e45b530 | 2017-02-22 10:49:07 -0800 | [diff] [blame] | 716 | //////////////////////////////////////////////////////////////////////////// |
| 717 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 718 | out << "public final void readFromParcel(android.os.HwParcel parcel) {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 719 | out.indent(); |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 720 | if (containsInterface()) { |
| 721 | for (const auto& field : *mFields) { |
| 722 | out << field->name() << " = "; |
| 723 | field->type().emitJavaReaderWriter(out, "parcel", field->name(), true); |
| 724 | } |
| 725 | } else { |
| 726 | out << "android.os.HwBlob blob = parcel.readBuffer("; |
| 727 | out << structSize << "/* size */);\n"; |
| 728 | out << "readEmbeddedFromParcel(parcel, blob, 0 /* parentOffset */);\n"; |
| 729 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 730 | out.unindent(); |
| 731 | out << "}\n\n"; |
| 732 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 733 | //////////////////////////////////////////////////////////////////////////// |
| 734 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 735 | size_t vecAlign, vecSize; |
| 736 | VectorType::getAlignmentAndSizeStatic(&vecAlign, &vecSize); |
| 737 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 738 | out << "public static final java.util.ArrayList<" << localName() |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 739 | << "> readVectorFromParcel(android.os.HwParcel parcel) {\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 740 | out.indent(); |
| 741 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 742 | out << "java.util.ArrayList<" << localName() << "> _hidl_vec = new java.util.ArrayList();\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 743 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 744 | if (containsInterface()) { |
| 745 | out << "int size = parcel.readInt32();\n"; |
| 746 | out << "for(int i = 0 ; i < size; i ++) {\n"; |
| 747 | out.indent(); |
| 748 | out << fullJavaName() << " tmp = "; |
| 749 | emitJavaReaderWriter(out, "parcel", "tmp", true); |
| 750 | out << "_hidl_vec.add(tmp);\n"; |
| 751 | out.unindent(); |
| 752 | out << "}\n"; |
| 753 | } else { |
| 754 | out << "android.os.HwBlob _hidl_blob = parcel.readBuffer("; |
| 755 | out << vecSize << " /* sizeof hidl_vec<T> */);\n\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 756 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 757 | VectorType::EmitJavaFieldReaderWriterForElementType(out, 0 /* depth */, this, "parcel", |
| 758 | "_hidl_blob", "_hidl_vec", "0", |
| 759 | true /* isReader */); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 760 | } |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 761 | out << "\nreturn _hidl_vec;\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 762 | out.unindent(); |
| 763 | out << "}\n\n"; |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 764 | //////////////////////////////////////////////////////////////////////////// |
| 765 | if (containsInterface()) { |
| 766 | out << "// readEmbeddedFromParcel is not generated()\n"; |
| 767 | } else { |
| 768 | out << "public final void readEmbeddedFromParcel(\n"; |
| 769 | out.indent(2); |
| 770 | out << "android.os.HwParcel parcel, android.os.HwBlob _hidl_blob, long _hidl_offset) {\n"; |
| 771 | out.unindent(); |
| 772 | size_t offset = 0; |
| 773 | for (const auto& field : *mFields) { |
| 774 | size_t fieldAlign, fieldSize; |
| 775 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 776 | |
| 777 | size_t pad = offset % fieldAlign; |
| 778 | if (pad > 0) { |
| 779 | offset += fieldAlign - pad; |
| 780 | } |
| 781 | |
| 782 | field->type().emitJavaFieldReaderWriter( |
| 783 | out, 0 /* depth */, "parcel", "_hidl_blob", field->name(), |
| 784 | "_hidl_offset + " + std::to_string(offset), true /* isReader */); |
| 785 | offset += fieldSize; |
| 786 | } |
| 787 | out.unindent(); |
| 788 | out << "}\n\n"; |
| 789 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 790 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 791 | //////////////////////////////////////////////////////////////////////////// |
| 792 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 793 | out << "public final void writeToParcel(android.os.HwParcel parcel) {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 794 | out.indent(); |
| 795 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 796 | if (containsInterface()) { |
| 797 | for (const auto& field : *mFields) { |
| 798 | field->type().emitJavaReaderWriter(out, "parcel", field->name(), false); |
| 799 | } |
| 800 | } else { |
| 801 | out << "android.os.HwBlob _hidl_blob = new android.os.HwBlob(" << structSize |
| 802 | << " /* size */);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 803 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 804 | out << "writeEmbeddedToBlob(_hidl_blob, 0 /* parentOffset */);\n" |
| 805 | << "parcel.writeBuffer(_hidl_blob);\n"; |
| 806 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 807 | out.unindent(); |
| 808 | out << "}\n\n"; |
| 809 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 810 | //////////////////////////////////////////////////////////////////////////// |
| 811 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 812 | out << "public static final void writeVectorToParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 813 | out.indent(2); |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 814 | out << "android.os.HwParcel parcel, java.util.ArrayList<" << localName() << "> _hidl_vec) {\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 815 | out.unindent(); |
| 816 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 817 | if (containsInterface()) { |
| 818 | out << "parcel.writeInt32(_hidl_vec.size());\n"; |
| 819 | out << "for(" << fullJavaName() << " tmp: _hidl_vec)\n"; |
| 820 | out.indent(); |
| 821 | emitJavaReaderWriter(out, "parcel", "tmp", false); |
| 822 | out.unindent(); |
| 823 | } else { |
| 824 | out << "android.os.HwBlob _hidl_blob = new android.os.HwBlob(" << vecSize |
| 825 | << " /* sizeof(hidl_vec<T>) */);\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 826 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 827 | VectorType::EmitJavaFieldReaderWriterForElementType(out, 0 /* depth */, this, "parcel", |
| 828 | "_hidl_blob", "_hidl_vec", "0", |
| 829 | false /* isReader */); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 830 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 831 | out << "\nparcel.writeBuffer(_hidl_blob);\n"; |
| 832 | } |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 833 | out.unindent(); |
| 834 | out << "}\n\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 835 | //////////////////////////////////////////////////////////////////////////// |
| 836 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 837 | if (containsInterface()) { |
| 838 | out << "// writeEmbeddedFromParcel() is not generated\n"; |
| 839 | } else { |
| 840 | out << "public final void writeEmbeddedToBlob(\n"; |
| 841 | out.indent(2); |
| 842 | out << "android.os.HwBlob _hidl_blob, long _hidl_offset) {\n"; |
| 843 | out.unindent(); |
| 844 | size_t offset = 0; |
| 845 | for (const auto& field : *mFields) { |
| 846 | size_t fieldAlign, fieldSize; |
| 847 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 848 | size_t pad = offset % fieldAlign; |
| 849 | if (pad > 0) { |
| 850 | offset += fieldAlign - pad; |
| 851 | } |
| 852 | field->type().emitJavaFieldReaderWriter( |
| 853 | out, 0 /* depth */, "parcel", "_hidl_blob", field->name(), |
| 854 | "_hidl_offset + " + std::to_string(offset), false /* isReader */); |
| 855 | offset += fieldSize; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 856 | } |
| 857 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 858 | out.unindent(); |
| 859 | out << "}\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 860 | } |
| 861 | |
| 862 | out.unindent(); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 863 | out << "};\n\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 864 | } |
| 865 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 866 | void CompoundType::emitStructReaderWriter( |
| 867 | Formatter &out, const std::string &prefix, bool isReader) const { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 868 | |
| 869 | std::string space = prefix.empty() ? "" : (prefix + "::"); |
| 870 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 871 | out << "::android::status_t " |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 872 | << (isReader ? "readEmbeddedFromParcel" |
| 873 | : "writeEmbeddedToParcel") |
| 874 | << "(\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 875 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 876 | out.indent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 877 | |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 878 | bool useName = false; |
| 879 | for (const auto &field : *mFields) { |
| 880 | if (field->type().useNameInEmitReaderWriterEmbedded(isReader)) { |
| 881 | useName = true; |
| 882 | break; |
| 883 | } |
| 884 | } |
| 885 | std::string name = useName ? "obj" : "/* obj */"; |
| 886 | // if not useName, then obj should not be used at all, |
| 887 | // then the #error should not be emitted. |
| 888 | std::string error = useName ? "" : "\n#error\n"; |
| 889 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 890 | if (isReader) { |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 891 | out << "const " << space << localName() << " &" << name << ",\n"; |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 892 | out << "const ::android::hardware::Parcel &parcel,\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 893 | } else { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 894 | out << "const " << space << localName() << " &" << name << ",\n"; |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 895 | out << "::android::hardware::Parcel *parcel,\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 896 | } |
| 897 | |
| 898 | out << "size_t parentHandle,\n" |
| 899 | << "size_t parentOffset)"; |
| 900 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 901 | out << " {\n"; |
| 902 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 903 | out.unindent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 904 | out.indent(); |
| 905 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 906 | out << "::android::status_t _hidl_err = ::android::OK;\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 907 | |
| 908 | for (const auto &field : *mFields) { |
| 909 | if (!field->type().needsEmbeddedReadWrite()) { |
| 910 | continue; |
| 911 | } |
| 912 | |
| 913 | field->type().emitReaderWriterEmbedded( |
| 914 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 915 | 0 /* depth */, |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 916 | name + "." + field->name() + error, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 917 | field->name() /* sanitizedName */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 918 | false /* nameIsPointer */, |
| 919 | "parcel", |
| 920 | !isReader /* parcelObjIsPointer */, |
| 921 | isReader, |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 922 | ErrorMode_Return, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 923 | "parentHandle", |
Andreas Huber | 0e00de4 | 2016-08-03 09:56:02 -0700 | [diff] [blame] | 924 | "parentOffset + offsetof(" |
| 925 | + fullName() |
| 926 | + ", " |
| 927 | + field->name() |
| 928 | + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 929 | } |
| 930 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 931 | out << "return _hidl_err;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 932 | |
| 933 | out.unindent(); |
| 934 | out << "}\n\n"; |
| 935 | } |
| 936 | |
Chih-Hung Hsieh | 8c90cc5 | 2017-08-03 14:51:13 -0700 | [diff] [blame] | 937 | void CompoundType::emitResolveReferenceDef(Formatter& out, const std::string& prefix, |
| 938 | bool isReader) const { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 939 | out << "::android::status_t "; |
| 940 | const std::string space(prefix.empty() ? "" : (prefix + "::")); |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 941 | |
| 942 | bool useParent = false; |
| 943 | for (const auto &field : *mFields) { |
| 944 | if (field->type().useParentInEmitResolveReferencesEmbedded()) { |
| 945 | useParent = true; |
| 946 | break; |
| 947 | } |
| 948 | } |
| 949 | |
| 950 | std::string parentHandleName = useParent ? "parentHandle" : "/* parentHandle */"; |
| 951 | std::string parentOffsetName = useParent ? "parentOffset" : "/* parentOffset */"; |
| 952 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 953 | if (isReader) { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 954 | out << "readEmbeddedReferenceFromParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 955 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 956 | out << space + localName() + " *obj,\n" |
| 957 | << "const ::android::hardware::Parcel &parcel,\n" |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 958 | << "size_t " << parentHandleName << ", " |
| 959 | << "size_t " << parentOffsetName << ")\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 960 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 961 | } else { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 962 | out << "writeEmbeddedReferenceToParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 963 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 964 | out << "const " << space + localName() + " &obj,\n" |
| 965 | << "::android::hardware::Parcel *parcel,\n" |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 966 | << "size_t " << parentHandleName << ", " |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 967 | << "size_t " << parentOffsetName << ")\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 968 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 969 | } |
| 970 | |
| 971 | out << " {\n"; |
| 972 | |
| 973 | out.indent(); |
| 974 | |
| 975 | out << "::android::status_t _hidl_err = ::android::OK;\n\n"; |
| 976 | |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 977 | const std::string nameDeref(isReader ? "obj->" : "obj."); |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 978 | // if not useParent, then parentName and offsetText |
| 979 | // should not be used at all, then the #error should not be emitted. |
| 980 | std::string error = useParent ? "" : "\n#error\n"; |
| 981 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 982 | for (const auto &field : *mFields) { |
| 983 | if (!field->type().needsResolveReferences()) { |
| 984 | continue; |
| 985 | } |
| 986 | |
| 987 | field->type().emitResolveReferencesEmbedded( |
| 988 | out, |
| 989 | 0 /* depth */, |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 990 | nameDeref + field->name(), |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 991 | field->name() /* sanitizedName */, |
| 992 | false, // nameIsPointer |
| 993 | "parcel", // const std::string &parcelObj, |
| 994 | !isReader, // bool parcelObjIsPointer, |
| 995 | isReader, // bool isReader, |
| 996 | ErrorMode_Return, |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 997 | parentHandleName + error, |
| 998 | parentOffsetName |
| 999 | + " + offsetof(" |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1000 | + fullName() |
| 1001 | + ", " |
| 1002 | + field->name() |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 1003 | + ")" |
| 1004 | + error); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1005 | } |
| 1006 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1007 | out << "return _hidl_err;\n"; |
| 1008 | |
| 1009 | out.unindent(); |
| 1010 | out << "}\n\n"; |
| 1011 | } |
| 1012 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 1013 | bool CompoundType::needsEmbeddedReadWrite() const { |
| 1014 | if (mStyle != STYLE_STRUCT) { |
| 1015 | return false; |
| 1016 | } |
| 1017 | |
| 1018 | for (const auto &field : *mFields) { |
| 1019 | if (field->type().needsEmbeddedReadWrite()) { |
| 1020 | return true; |
| 1021 | } |
| 1022 | } |
| 1023 | |
| 1024 | return false; |
| 1025 | } |
| 1026 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1027 | bool CompoundType::deepNeedsResolveReferences(std::unordered_set<const Type*>* visited) const { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1028 | if (mStyle != STYLE_STRUCT) { |
| 1029 | return false; |
| 1030 | } |
| 1031 | |
| 1032 | for (const auto &field : *mFields) { |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1033 | if (field->type().needsResolveReferences(visited)) { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1034 | return true; |
| 1035 | } |
| 1036 | } |
| 1037 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1038 | return Scope::deepNeedsResolveReferences(visited); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1039 | } |
| 1040 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 1041 | bool CompoundType::resultNeedsDeref() const { |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 1042 | return !containsInterface() ; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 1043 | } |
| 1044 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 1045 | void CompoundType::emitVtsTypeDeclarations(Formatter& out) const { |
Zhuoyao Zhang | bf828c8 | 2016-10-26 14:15:10 -0700 | [diff] [blame] | 1046 | out << "name: \"" << fullName() << "\"\n"; |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1047 | out << "type: " << getVtsType() << "\n"; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1048 | |
| 1049 | // Emit declaration for each subtype. |
| 1050 | for (const auto &type : getSubTypes()) { |
| 1051 | switch (mStyle) { |
| 1052 | case STYLE_STRUCT: |
| 1053 | { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1054 | out << "sub_struct: {\n"; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1055 | break; |
| 1056 | } |
| 1057 | case STYLE_UNION: |
| 1058 | { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1059 | out << "sub_union: {\n"; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1060 | break; |
| 1061 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1062 | } |
| 1063 | out.indent(); |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 1064 | type->emitVtsTypeDeclarations(out); |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1065 | out.unindent(); |
| 1066 | out << "}\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1067 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1068 | |
| 1069 | // Emit declaration for each field. |
| 1070 | for (const auto &field : *mFields) { |
| 1071 | switch (mStyle) { |
| 1072 | case STYLE_STRUCT: |
| 1073 | { |
| 1074 | out << "struct_value: {\n"; |
| 1075 | break; |
| 1076 | } |
| 1077 | case STYLE_UNION: |
| 1078 | { |
| 1079 | out << "union_value: {\n"; |
| 1080 | break; |
| 1081 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1082 | } |
| 1083 | out.indent(); |
| 1084 | out << "name: \"" << field->name() << "\"\n"; |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 1085 | field->type().emitVtsAttributeType(out); |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1086 | out.unindent(); |
| 1087 | out << "}\n"; |
| 1088 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1089 | } |
| 1090 | |
Steven Moreland | 6ec9eb9 | 2018-02-16 14:21:49 -0800 | [diff] [blame] | 1091 | void CompoundType::emitVtsAttributeType(Formatter& out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1092 | out << "type: " << getVtsType() << "\n"; |
Zhuoyao Zhang | bf828c8 | 2016-10-26 14:15:10 -0700 | [diff] [blame] | 1093 | out << "predefined_type: \"" << fullName() << "\"\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1094 | } |
| 1095 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1096 | bool CompoundType::deepIsJavaCompatible(std::unordered_set<const Type*>* visited) const { |
| 1097 | if (mStyle != STYLE_STRUCT) { |
Andreas Huber | 0fa9e39 | 2016-08-31 09:05:44 -0700 | [diff] [blame] | 1098 | return false; |
| 1099 | } |
| 1100 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1101 | for (const auto* field : *mFields) { |
| 1102 | if (!field->get()->isJavaCompatible(visited)) { |
Andreas Huber | 0fa9e39 | 2016-08-31 09:05:44 -0700 | [diff] [blame] | 1103 | return false; |
| 1104 | } |
| 1105 | } |
| 1106 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1107 | return Scope::deepIsJavaCompatible(visited); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1108 | } |
| 1109 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1110 | bool CompoundType::deepContainsPointer(std::unordered_set<const Type*>* visited) const { |
| 1111 | for (const auto* field : *mFields) { |
| 1112 | if (field->get()->containsPointer(visited)) { |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1113 | return true; |
| 1114 | } |
| 1115 | } |
| 1116 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1117 | return Scope::deepContainsPointer(visited); |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1118 | } |
| 1119 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1120 | void CompoundType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 1121 | *align = 1; |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1122 | *size = 0; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1123 | |
| 1124 | size_t offset = 0; |
| 1125 | for (const auto &field : *mFields) { |
| 1126 | // Each field is aligned according to its alignment requirement. |
| 1127 | // The surrounding structure's alignment is the maximum of its |
| 1128 | // fields' aligments. |
| 1129 | |
| 1130 | size_t fieldAlign, fieldSize; |
| 1131 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 1132 | |
| 1133 | size_t pad = offset % fieldAlign; |
| 1134 | if (pad > 0) { |
| 1135 | offset += fieldAlign - pad; |
| 1136 | } |
| 1137 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1138 | if (mStyle == STYLE_STRUCT) { |
| 1139 | offset += fieldSize; |
| 1140 | } else { |
| 1141 | *size = std::max(*size, fieldSize); |
| 1142 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1143 | |
| 1144 | if (fieldAlign > (*align)) { |
| 1145 | *align = fieldAlign; |
| 1146 | } |
| 1147 | } |
| 1148 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1149 | if (mStyle == STYLE_STRUCT) { |
| 1150 | *size = offset; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1151 | } |
| 1152 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1153 | // Final padding to account for the structure's alignment. |
| 1154 | size_t pad = (*size) % (*align); |
| 1155 | if (pad > 0) { |
| 1156 | (*size) += (*align) - pad; |
| 1157 | } |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 1158 | |
| 1159 | if (*size == 0) { |
| 1160 | // An empty struct still occupies a byte of space in C++. |
| 1161 | *size = 1; |
| 1162 | } |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 1163 | } |
| 1164 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 1165 | } // namespace android |
| 1166 | |