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 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 377 | status_t CompoundType::emitTypeDeclarations(Formatter &out) const { |
| 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) { |
| 389 | out << field->type().getCppStackType() |
| 390 | << " " |
| 391 | << field->name() |
| 392 | << ";\n"; |
| 393 | } |
| 394 | |
| 395 | out.unindent(); |
| 396 | out << "};\n\n"; |
| 397 | |
| 398 | return OK; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 399 | } |
| 400 | |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 401 | for (int pass = 0; pass < 2; ++pass) { |
| 402 | size_t offset = 0; |
| 403 | for (const auto &field : *mFields) { |
| 404 | size_t fieldAlign, fieldSize; |
| 405 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 406 | |
| 407 | size_t pad = offset % fieldAlign; |
| 408 | if (pad > 0) { |
| 409 | offset += fieldAlign - pad; |
| 410 | } |
| 411 | |
| 412 | if (pass == 0) { |
| 413 | out << field->type().getCppStackType() |
| 414 | << " " |
| 415 | << field->name() |
| 416 | << " __attribute__ ((aligned(" |
| 417 | << fieldAlign |
| 418 | << ")));\n"; |
| 419 | } else { |
| 420 | out << "static_assert(offsetof(" |
| 421 | << fullName() |
| 422 | << ", " |
| 423 | << field->name() |
| 424 | << ") == " |
| 425 | << offset |
| 426 | << ", \"wrong offset\");\n"; |
| 427 | } |
| 428 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 429 | if (mStyle == STYLE_STRUCT) { |
| 430 | offset += fieldSize; |
| 431 | } |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 432 | } |
| 433 | |
| 434 | if (pass == 0) { |
| 435 | out.unindent(); |
| 436 | out << "};\n\n"; |
| 437 | } |
| 438 | } |
| 439 | |
| 440 | size_t structAlign, structSize; |
| 441 | getAlignmentAndSize(&structAlign, &structSize); |
| 442 | |
| 443 | out << "static_assert(sizeof(" |
| 444 | << fullName() |
| 445 | << ") == " |
| 446 | << structSize |
| 447 | << ", \"wrong size\");\n"; |
| 448 | |
| 449 | out << "static_assert(__alignof(" |
| 450 | << fullName() |
| 451 | << ") == " |
| 452 | << structAlign |
| 453 | << ", \"wrong alignment\");\n\n"; |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 454 | |
| 455 | return OK; |
| 456 | } |
| 457 | |
Timur Iskhakov | fd3f250 | 2017-09-05 16:25:02 -0700 | [diff] [blame] | 458 | void CompoundType::emitTypeForwardDeclaration(Formatter& out) const { |
| 459 | out << ((mStyle == STYLE_STRUCT) ? "struct" : "union") << " " << localName() << ";\n"; |
| 460 | } |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 461 | |
Steven Moreland | 4b8f7a1 | 2017-11-17 15:39:54 -0800 | [diff] [blame] | 462 | status_t CompoundType::emitPackageTypeDeclarations(Formatter& out) const { |
| 463 | Scope::emitPackageTypeDeclarations(out); |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 464 | |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 465 | // TODO(b/65200821): remove these ifdefs |
| 466 | out << "#ifdef REALLY_IS_HIDL_INTERNAL_LIB" << gCurrentCompileName << "\n"; |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 467 | out << "std::string toString(" |
Yifan Hong | f5cc2f7 | 2017-01-04 18:02:34 -0800 | [diff] [blame] | 468 | << getCppArgumentType() |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 469 | << ");\n\n"; |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 470 | if (canCheckEquality()) { |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 471 | out << "bool operator==(" |
| 472 | << getCppArgumentType() << ", " << getCppArgumentType() << ");\n\n"; |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 473 | |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 474 | out << "bool operator!=(" |
| 475 | << getCppArgumentType() << ", " << getCppArgumentType() << ");\n\n"; |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 476 | } |
| 477 | out << "#else\n"; |
| 478 | out << "static inline std::string toString(" |
| 479 | << getCppArgumentType() |
| 480 | << (mFields->empty() ? "" : " o") |
| 481 | << ") "; |
| 482 | |
| 483 | out.block([&] { |
| 484 | // include toString for scalar types |
| 485 | out << "using ::android::hardware::toString;\n" |
| 486 | << "std::string os;\n"; |
| 487 | out << "os += \"{\";\n"; |
| 488 | |
| 489 | for (const NamedReference<Type>* field : *mFields) { |
| 490 | out << "os += \""; |
| 491 | if (field != *(mFields->begin())) { |
| 492 | out << ", "; |
| 493 | } |
| 494 | out << "." << field->name() << " = \";\n"; |
| 495 | field->type().emitDump(out, "os", "o." + field->name()); |
| 496 | } |
| 497 | |
| 498 | out << "os += \"}\"; return os;\n"; |
| 499 | }).endl().endl(); |
| 500 | |
| 501 | if (canCheckEquality()) { |
| 502 | out << "static inline bool operator==(" |
| 503 | << getCppArgumentType() << " " << (mFields->empty() ? "/* lhs */" : "lhs") << ", " |
| 504 | << getCppArgumentType() << " " << (mFields->empty() ? "/* rhs */" : "rhs") << ") "; |
| 505 | out.block([&] { |
| 506 | for (const auto &field : *mFields) { |
| 507 | out.sIf("lhs." + field->name() + " != rhs." + field->name(), [&] { |
| 508 | out << "return false;\n"; |
| 509 | }).endl(); |
| 510 | } |
| 511 | out << "return true;\n"; |
| 512 | }).endl().endl(); |
| 513 | |
| 514 | out << "static inline bool operator!=(" |
| 515 | << getCppArgumentType() << " lhs," << getCppArgumentType() << " rhs)"; |
| 516 | out.block([&] { |
| 517 | out << "return !(lhs == rhs);\n"; |
| 518 | }).endl().endl(); |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 519 | } else { |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 520 | out << "// operator== and operator!= are not generated for " << localName() << "\n\n"; |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 521 | } |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 522 | out << "#endif // REALLY_IS_HIDL_INTERNAL_LIB\n"; |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 523 | |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 524 | return OK; |
| 525 | } |
| 526 | |
Steven Moreland | 4b8f7a1 | 2017-11-17 15:39:54 -0800 | [diff] [blame] | 527 | status_t CompoundType::emitPackageHwDeclarations(Formatter& out) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 528 | if (needsEmbeddedReadWrite()) { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 529 | out << "::android::status_t readEmbeddedFromParcel(\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 530 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 531 | out.indent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 532 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 533 | out << "const " << fullName() << " &obj,\n" |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 534 | << "const ::android::hardware::Parcel &parcel,\n" |
| 535 | << "size_t parentHandle,\n" |
| 536 | << "size_t parentOffset);\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 537 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 538 | out.unindent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 539 | |
| 540 | out << "::android::status_t writeEmbeddedToParcel(\n"; |
| 541 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 542 | out.indent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 543 | |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 544 | out << "const " << fullName() << " &obj,\n" |
| 545 | << "::android::hardware::Parcel *parcel,\n" |
| 546 | << "size_t parentHandle,\n" |
| 547 | << "size_t parentOffset);\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 548 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 549 | out.unindent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 550 | } |
| 551 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 552 | if(needsResolveReferences()) { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 553 | out << "::android::status_t readEmbeddedReferenceFromParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 554 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 555 | out << fullName() << " *obj,\n" |
| 556 | << "const ::android::hardware::Parcel &parcel,\n" |
| 557 | << "size_t parentHandle, size_t parentOffset);\n\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 558 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 559 | out << "::android::status_t writeEmbeddedReferenceToParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 560 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 561 | out << "const " << fullName() << " &obj,\n" |
| 562 | << "::android::hardware::Parcel *,\n" |
| 563 | << "size_t parentHandle, size_t parentOffset);\n\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 564 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 565 | } |
| 566 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 567 | return OK; |
| 568 | } |
| 569 | |
Chih-Hung Hsieh | 8c90cc5 | 2017-08-03 14:51:13 -0700 | [diff] [blame] | 570 | status_t CompoundType::emitTypeDefinitions(Formatter& out, const std::string& prefix) const { |
Steven Moreland | b158de1 | 2016-10-10 11:59:09 -0700 | [diff] [blame] | 571 | std::string space = prefix.empty() ? "" : (prefix + "::"); |
| 572 | status_t err = Scope::emitTypeDefinitions(out, space + localName()); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 573 | |
| 574 | if (err != OK) { |
| 575 | return err; |
| 576 | } |
| 577 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 578 | if (needsEmbeddedReadWrite()) { |
| 579 | emitStructReaderWriter(out, prefix, true /* isReader */); |
| 580 | emitStructReaderWriter(out, prefix, false /* isReader */); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 581 | } |
| 582 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 583 | if (needsResolveReferences()) { |
| 584 | emitResolveReferenceDef(out, prefix, true /* isReader */); |
| 585 | emitResolveReferenceDef(out, prefix, false /* isReader */); |
| 586 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 587 | |
Steven Moreland | bf71421 | 2017-10-27 18:29:01 -0700 | [diff] [blame] | 588 | // TODO(b/65200821): remove toString + operator== from .cpp once all prebuilts are rebuilt |
| 589 | |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 590 | out << "std::string toString(" |
| 591 | << getCppArgumentType() |
| 592 | << (mFields->empty() ? "" : " o") |
| 593 | << ") "; |
| 594 | |
| 595 | out.block([&] { |
| 596 | // include toString for scalar types |
| 597 | out << "using ::android::hardware::toString;\n" |
| 598 | << "std::string os;\n"; |
| 599 | out << "os += \"{\";\n"; |
| 600 | |
Timur Iskhakov | 7fa79f6 | 2017-08-09 11:04:54 -0700 | [diff] [blame] | 601 | for (const NamedReference<Type>* field : *mFields) { |
Steven Moreland | 3d98bc4 | 2017-06-23 21:36:41 +0000 | [diff] [blame] | 602 | out << "os += \""; |
| 603 | if (field != *(mFields->begin())) { |
| 604 | out << ", "; |
| 605 | } |
| 606 | out << "." << field->name() << " = \";\n"; |
| 607 | field->type().emitDump(out, "os", "o." + field->name()); |
| 608 | } |
| 609 | |
| 610 | out << "os += \"}\"; return os;\n"; |
| 611 | }).endl().endl(); |
| 612 | |
Steven Moreland | f91048a | 2017-06-23 21:38:35 +0000 | [diff] [blame] | 613 | if (canCheckEquality()) { |
| 614 | out << "bool operator==(" |
| 615 | << getCppArgumentType() << " " << (mFields->empty() ? "/* lhs */" : "lhs") << ", " |
| 616 | << getCppArgumentType() << " " << (mFields->empty() ? "/* rhs */" : "rhs") << ") "; |
| 617 | out.block([&] { |
| 618 | for (const auto &field : *mFields) { |
| 619 | out.sIf("lhs." + field->name() + " != rhs." + field->name(), [&] { |
| 620 | out << "return false;\n"; |
| 621 | }).endl(); |
| 622 | } |
| 623 | out << "return true;\n"; |
| 624 | }).endl().endl(); |
| 625 | |
| 626 | out << "bool operator!=(" |
| 627 | << getCppArgumentType() << " lhs," << getCppArgumentType() << " rhs)"; |
| 628 | out.block([&] { |
| 629 | out << "return !(lhs == rhs);\n"; |
| 630 | }).endl().endl(); |
| 631 | } else { |
| 632 | out << "// operator== and operator!= are not generated for " << localName() << "\n"; |
| 633 | } |
| 634 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 635 | return OK; |
| 636 | } |
| 637 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 638 | status_t CompoundType::emitJavaTypeDeclarations( |
| 639 | Formatter &out, bool atTopLevel) const { |
| 640 | out << "public final "; |
| 641 | |
| 642 | if (!atTopLevel) { |
| 643 | out << "static "; |
| 644 | } |
| 645 | |
| 646 | out << "class " |
| 647 | << localName() |
| 648 | << " {\n"; |
| 649 | |
| 650 | out.indent(); |
| 651 | |
| 652 | Scope::emitJavaTypeDeclarations(out, false /* atTopLevel */); |
| 653 | |
| 654 | for (const auto &field : *mFields) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 655 | out << "public "; |
| 656 | |
| 657 | field->type().emitJavaFieldInitializer(out, field->name()); |
| 658 | } |
| 659 | |
| 660 | if (!mFields->empty()) { |
| 661 | out << "\n"; |
| 662 | } |
| 663 | |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 664 | //////////////////////////////////////////////////////////////////////////// |
| 665 | |
| 666 | if (canCheckEquality()) { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 667 | out << "@Override\npublic final boolean equals(Object otherObject) "; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 668 | out.block([&] { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 669 | out.sIf("this == otherObject", [&] { |
| 670 | out << "return true;\n"; |
| 671 | }).endl(); |
| 672 | out.sIf("otherObject == null", [&] { |
| 673 | out << "return false;\n"; |
| 674 | }).endl(); |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 675 | // Though class is final, we use getClass instead of instanceof to be explicit. |
| 676 | out.sIf("otherObject.getClass() != " + fullJavaName() + ".class", [&] { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 677 | out << "return false;\n"; |
| 678 | }).endl(); |
| 679 | out << fullJavaName() << " other = (" << fullJavaName() << ")otherObject;\n"; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 680 | for (const auto &field : *mFields) { |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 681 | std::string condition = (field->type().isScalar() || field->type().isEnum()) |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 682 | ? "this." + field->name() + " != other." + field->name() |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 683 | : ("!android.os.HidlSupport.deepEquals(this." + field->name() |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 684 | + ", other." + field->name() + ")"); |
| 685 | out.sIf(condition, [&] { |
| 686 | out << "return false;\n"; |
| 687 | }).endl(); |
| 688 | } |
| 689 | out << "return true;\n"; |
| 690 | }).endl().endl(); |
| 691 | |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 692 | out << "@Override\npublic final int hashCode() "; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 693 | out.block([&] { |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 694 | out << "return java.util.Objects.hash(\n"; |
| 695 | out.indent(2, [&] { |
Yifan Hong | 932464e | 2017-03-30 15:40:22 -0700 | [diff] [blame] | 696 | out.join(mFields->begin(), mFields->end(), ", \n", [&] (const auto &field) { |
Yifan Hong | 45b331b | 2017-03-27 12:59:54 -0700 | [diff] [blame] | 697 | out << "android.os.HidlSupport.deepHashCode(this." << field->name() << ")"; |
Yifan Hong | 932464e | 2017-03-30 15:40:22 -0700 | [diff] [blame] | 698 | }); |
Yifan Hong | 7d1839f | 2017-02-22 13:24:29 -0800 | [diff] [blame] | 699 | }); |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 700 | out << ");\n"; |
| 701 | }).endl().endl(); |
Yifan Hong | 42c6843 | 2017-03-13 16:22:03 -0700 | [diff] [blame] | 702 | } else { |
| 703 | out << "// equals() is not generated for " << localName() << "\n"; |
Yifan Hong | ec10227 | 2016-12-20 18:10:07 -0800 | [diff] [blame] | 704 | } |
| 705 | |
| 706 | //////////////////////////////////////////////////////////////////////////// |
| 707 | |
Yifan Hong | e45b530 | 2017-02-22 10:49:07 -0800 | [diff] [blame] | 708 | out << "@Override\npublic final String toString() "; |
| 709 | out.block([&] { |
| 710 | out << "java.lang.StringBuilder builder = new java.lang.StringBuilder();\n" |
| 711 | << "builder.append(\"{\");\n"; |
| 712 | for (const auto &field : *mFields) { |
| 713 | out << "builder.append(\""; |
| 714 | if (field != *(mFields->begin())) { |
| 715 | out << ", "; |
| 716 | } |
| 717 | out << "." << field->name() << " = \");\n"; |
| 718 | field->type().emitJavaDump(out, "builder", "this." + field->name()); |
| 719 | } |
| 720 | out << "builder.append(\"}\");\nreturn builder.toString();\n"; |
| 721 | }).endl().endl(); |
| 722 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 723 | size_t structAlign, structSize; |
| 724 | getAlignmentAndSize(&structAlign, &structSize); |
| 725 | |
Yifan Hong | e45b530 | 2017-02-22 10:49:07 -0800 | [diff] [blame] | 726 | //////////////////////////////////////////////////////////////////////////// |
| 727 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 728 | out << "public final void readFromParcel(android.os.HwParcel parcel) {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 729 | out.indent(); |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 730 | if (containsInterface()) { |
| 731 | for (const auto& field : *mFields) { |
| 732 | out << field->name() << " = "; |
| 733 | field->type().emitJavaReaderWriter(out, "parcel", field->name(), true); |
| 734 | } |
| 735 | } else { |
| 736 | out << "android.os.HwBlob blob = parcel.readBuffer("; |
| 737 | out << structSize << "/* size */);\n"; |
| 738 | out << "readEmbeddedFromParcel(parcel, blob, 0 /* parentOffset */);\n"; |
| 739 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 740 | out.unindent(); |
| 741 | out << "}\n\n"; |
| 742 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 743 | //////////////////////////////////////////////////////////////////////////// |
| 744 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 745 | size_t vecAlign, vecSize; |
| 746 | VectorType::getAlignmentAndSizeStatic(&vecAlign, &vecSize); |
| 747 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 748 | out << "public static final java.util.ArrayList<" << localName() |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 749 | << "> readVectorFromParcel(android.os.HwParcel parcel) {\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 750 | out.indent(); |
| 751 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 752 | out << "java.util.ArrayList<" << localName() << "> _hidl_vec = new java.util.ArrayList();\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 753 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 754 | if (containsInterface()) { |
| 755 | out << "int size = parcel.readInt32();\n"; |
| 756 | out << "for(int i = 0 ; i < size; i ++) {\n"; |
| 757 | out.indent(); |
| 758 | out << fullJavaName() << " tmp = "; |
| 759 | emitJavaReaderWriter(out, "parcel", "tmp", true); |
| 760 | out << "_hidl_vec.add(tmp);\n"; |
| 761 | out.unindent(); |
| 762 | out << "}\n"; |
| 763 | } else { |
| 764 | out << "android.os.HwBlob _hidl_blob = parcel.readBuffer("; |
| 765 | out << vecSize << " /* sizeof hidl_vec<T> */);\n\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 766 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 767 | VectorType::EmitJavaFieldReaderWriterForElementType(out, 0 /* depth */, this, "parcel", |
| 768 | "_hidl_blob", "_hidl_vec", "0", |
| 769 | true /* isReader */); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 770 | } |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 771 | out << "\nreturn _hidl_vec;\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 772 | out.unindent(); |
| 773 | out << "}\n\n"; |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 774 | //////////////////////////////////////////////////////////////////////////// |
| 775 | if (containsInterface()) { |
| 776 | out << "// readEmbeddedFromParcel is not generated()\n"; |
| 777 | } else { |
| 778 | out << "public final void readEmbeddedFromParcel(\n"; |
| 779 | out.indent(2); |
| 780 | out << "android.os.HwParcel parcel, android.os.HwBlob _hidl_blob, long _hidl_offset) {\n"; |
| 781 | out.unindent(); |
| 782 | size_t offset = 0; |
| 783 | for (const auto& field : *mFields) { |
| 784 | size_t fieldAlign, fieldSize; |
| 785 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 786 | |
| 787 | size_t pad = offset % fieldAlign; |
| 788 | if (pad > 0) { |
| 789 | offset += fieldAlign - pad; |
| 790 | } |
| 791 | |
| 792 | field->type().emitJavaFieldReaderWriter( |
| 793 | out, 0 /* depth */, "parcel", "_hidl_blob", field->name(), |
| 794 | "_hidl_offset + " + std::to_string(offset), true /* isReader */); |
| 795 | offset += fieldSize; |
| 796 | } |
| 797 | out.unindent(); |
| 798 | out << "}\n\n"; |
| 799 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 800 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 801 | //////////////////////////////////////////////////////////////////////////// |
| 802 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 803 | out << "public final void writeToParcel(android.os.HwParcel parcel) {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 804 | out.indent(); |
| 805 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 806 | if (containsInterface()) { |
| 807 | for (const auto& field : *mFields) { |
| 808 | field->type().emitJavaReaderWriter(out, "parcel", field->name(), false); |
| 809 | } |
| 810 | } else { |
| 811 | out << "android.os.HwBlob _hidl_blob = new android.os.HwBlob(" << structSize |
| 812 | << " /* size */);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 813 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 814 | out << "writeEmbeddedToBlob(_hidl_blob, 0 /* parentOffset */);\n" |
| 815 | << "parcel.writeBuffer(_hidl_blob);\n"; |
| 816 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 817 | out.unindent(); |
| 818 | out << "}\n\n"; |
| 819 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 820 | //////////////////////////////////////////////////////////////////////////// |
| 821 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 822 | out << "public static final void writeVectorToParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 823 | out.indent(2); |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 824 | out << "android.os.HwParcel parcel, java.util.ArrayList<" << localName() << "> _hidl_vec) {\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 825 | out.unindent(); |
| 826 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 827 | if (containsInterface()) { |
| 828 | out << "parcel.writeInt32(_hidl_vec.size());\n"; |
| 829 | out << "for(" << fullJavaName() << " tmp: _hidl_vec)\n"; |
| 830 | out.indent(); |
| 831 | emitJavaReaderWriter(out, "parcel", "tmp", false); |
| 832 | out.unindent(); |
| 833 | } else { |
| 834 | out << "android.os.HwBlob _hidl_blob = new android.os.HwBlob(" << vecSize |
| 835 | << " /* sizeof(hidl_vec<T>) */);\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 836 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 837 | VectorType::EmitJavaFieldReaderWriterForElementType(out, 0 /* depth */, this, "parcel", |
| 838 | "_hidl_blob", "_hidl_vec", "0", |
| 839 | false /* isReader */); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 840 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 841 | out << "\nparcel.writeBuffer(_hidl_blob);\n"; |
| 842 | } |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 843 | out.unindent(); |
| 844 | out << "}\n\n"; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 845 | //////////////////////////////////////////////////////////////////////////// |
| 846 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 847 | if (containsInterface()) { |
| 848 | out << "// writeEmbeddedFromParcel() is not generated\n"; |
| 849 | } else { |
| 850 | out << "public final void writeEmbeddedToBlob(\n"; |
| 851 | out.indent(2); |
| 852 | out << "android.os.HwBlob _hidl_blob, long _hidl_offset) {\n"; |
| 853 | out.unindent(); |
| 854 | size_t offset = 0; |
| 855 | for (const auto& field : *mFields) { |
| 856 | size_t fieldAlign, fieldSize; |
| 857 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 858 | size_t pad = offset % fieldAlign; |
| 859 | if (pad > 0) { |
| 860 | offset += fieldAlign - pad; |
| 861 | } |
| 862 | field->type().emitJavaFieldReaderWriter( |
| 863 | out, 0 /* depth */, "parcel", "_hidl_blob", field->name(), |
| 864 | "_hidl_offset + " + std::to_string(offset), false /* isReader */); |
| 865 | offset += fieldSize; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 866 | } |
| 867 | |
Howard Chen | af084db | 2017-12-27 18:46:39 +0800 | [diff] [blame] | 868 | out.unindent(); |
| 869 | out << "}\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 870 | } |
| 871 | |
| 872 | out.unindent(); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 873 | out << "};\n\n"; |
| 874 | |
| 875 | return OK; |
| 876 | } |
| 877 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 878 | void CompoundType::emitStructReaderWriter( |
| 879 | Formatter &out, const std::string &prefix, bool isReader) const { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 880 | |
| 881 | std::string space = prefix.empty() ? "" : (prefix + "::"); |
| 882 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 883 | out << "::android::status_t " |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 884 | << (isReader ? "readEmbeddedFromParcel" |
| 885 | : "writeEmbeddedToParcel") |
| 886 | << "(\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 887 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 888 | out.indent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 889 | |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 890 | bool useName = false; |
| 891 | for (const auto &field : *mFields) { |
| 892 | if (field->type().useNameInEmitReaderWriterEmbedded(isReader)) { |
| 893 | useName = true; |
| 894 | break; |
| 895 | } |
| 896 | } |
| 897 | std::string name = useName ? "obj" : "/* obj */"; |
| 898 | // if not useName, then obj should not be used at all, |
| 899 | // then the #error should not be emitted. |
| 900 | std::string error = useName ? "" : "\n#error\n"; |
| 901 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 902 | if (isReader) { |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 903 | out << "const " << space << localName() << " &" << name << ",\n"; |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 904 | out << "const ::android::hardware::Parcel &parcel,\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 905 | } else { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 906 | out << "const " << space << localName() << " &" << name << ",\n"; |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 907 | out << "::android::hardware::Parcel *parcel,\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 908 | } |
| 909 | |
| 910 | out << "size_t parentHandle,\n" |
| 911 | << "size_t parentOffset)"; |
| 912 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 913 | out << " {\n"; |
| 914 | |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 915 | out.unindent(2); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 916 | out.indent(); |
| 917 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 918 | out << "::android::status_t _hidl_err = ::android::OK;\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 919 | |
| 920 | for (const auto &field : *mFields) { |
| 921 | if (!field->type().needsEmbeddedReadWrite()) { |
| 922 | continue; |
| 923 | } |
| 924 | |
| 925 | field->type().emitReaderWriterEmbedded( |
| 926 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 927 | 0 /* depth */, |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 928 | name + "." + field->name() + error, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 929 | field->name() /* sanitizedName */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 930 | false /* nameIsPointer */, |
| 931 | "parcel", |
| 932 | !isReader /* parcelObjIsPointer */, |
| 933 | isReader, |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 934 | ErrorMode_Return, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 935 | "parentHandle", |
Andreas Huber | 0e00de4 | 2016-08-03 09:56:02 -0700 | [diff] [blame] | 936 | "parentOffset + offsetof(" |
| 937 | + fullName() |
| 938 | + ", " |
| 939 | + field->name() |
| 940 | + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 941 | } |
| 942 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 943 | out << "return _hidl_err;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 944 | |
| 945 | out.unindent(); |
| 946 | out << "}\n\n"; |
| 947 | } |
| 948 | |
Chih-Hung Hsieh | 8c90cc5 | 2017-08-03 14:51:13 -0700 | [diff] [blame] | 949 | void CompoundType::emitResolveReferenceDef(Formatter& out, const std::string& prefix, |
| 950 | bool isReader) const { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 951 | out << "::android::status_t "; |
| 952 | const std::string space(prefix.empty() ? "" : (prefix + "::")); |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 953 | |
| 954 | bool useParent = false; |
| 955 | for (const auto &field : *mFields) { |
| 956 | if (field->type().useParentInEmitResolveReferencesEmbedded()) { |
| 957 | useParent = true; |
| 958 | break; |
| 959 | } |
| 960 | } |
| 961 | |
| 962 | std::string parentHandleName = useParent ? "parentHandle" : "/* parentHandle */"; |
| 963 | std::string parentOffsetName = useParent ? "parentOffset" : "/* parentOffset */"; |
| 964 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 965 | if (isReader) { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 966 | out << "readEmbeddedReferenceFromParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 967 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 968 | out << space + localName() + " *obj,\n" |
| 969 | << "const ::android::hardware::Parcel &parcel,\n" |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 970 | << "size_t " << parentHandleName << ", " |
| 971 | << "size_t " << parentOffsetName << ")\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 972 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 973 | } else { |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 974 | out << "writeEmbeddedReferenceToParcel(\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 975 | out.indent(2); |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 976 | out << "const " << space + localName() + " &obj,\n" |
| 977 | << "::android::hardware::Parcel *parcel,\n" |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 978 | << "size_t " << parentHandleName << ", " |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 979 | << "size_t " << parentOffsetName << ")\n"; |
Yifan Hong | 0a68a28 | 2016-10-21 16:32:34 -0700 | [diff] [blame] | 980 | out.unindent(2); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 981 | } |
| 982 | |
| 983 | out << " {\n"; |
| 984 | |
| 985 | out.indent(); |
| 986 | |
| 987 | out << "::android::status_t _hidl_err = ::android::OK;\n\n"; |
| 988 | |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 989 | const std::string nameDeref(isReader ? "obj->" : "obj."); |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 990 | // if not useParent, then parentName and offsetText |
| 991 | // should not be used at all, then the #error should not be emitted. |
| 992 | std::string error = useParent ? "" : "\n#error\n"; |
| 993 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 994 | for (const auto &field : *mFields) { |
| 995 | if (!field->type().needsResolveReferences()) { |
| 996 | continue; |
| 997 | } |
| 998 | |
| 999 | field->type().emitResolveReferencesEmbedded( |
| 1000 | out, |
| 1001 | 0 /* depth */, |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 1002 | nameDeref + field->name(), |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1003 | field->name() /* sanitizedName */, |
| 1004 | false, // nameIsPointer |
| 1005 | "parcel", // const std::string &parcelObj, |
| 1006 | !isReader, // bool parcelObjIsPointer, |
| 1007 | isReader, // bool isReader, |
| 1008 | ErrorMode_Return, |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 1009 | parentHandleName + error, |
| 1010 | parentOffsetName |
| 1011 | + " + offsetof(" |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1012 | + fullName() |
| 1013 | + ", " |
| 1014 | + field->name() |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 1015 | + ")" |
| 1016 | + error); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1017 | } |
| 1018 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1019 | out << "return _hidl_err;\n"; |
| 1020 | |
| 1021 | out.unindent(); |
| 1022 | out << "}\n\n"; |
| 1023 | } |
| 1024 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 1025 | bool CompoundType::needsEmbeddedReadWrite() const { |
| 1026 | if (mStyle != STYLE_STRUCT) { |
| 1027 | return false; |
| 1028 | } |
| 1029 | |
| 1030 | for (const auto &field : *mFields) { |
| 1031 | if (field->type().needsEmbeddedReadWrite()) { |
| 1032 | return true; |
| 1033 | } |
| 1034 | } |
| 1035 | |
| 1036 | return false; |
| 1037 | } |
| 1038 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1039 | bool CompoundType::deepNeedsResolveReferences(std::unordered_set<const Type*>* visited) const { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1040 | if (mStyle != STYLE_STRUCT) { |
| 1041 | return false; |
| 1042 | } |
| 1043 | |
| 1044 | for (const auto &field : *mFields) { |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1045 | if (field->type().needsResolveReferences(visited)) { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1046 | return true; |
| 1047 | } |
| 1048 | } |
| 1049 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1050 | return Scope::deepNeedsResolveReferences(visited); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 1051 | } |
| 1052 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 1053 | bool CompoundType::resultNeedsDeref() const { |
Howard Chen | ecfb451 | 2017-11-21 18:28:53 +0800 | [diff] [blame] | 1054 | return !containsInterface() ; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 1055 | } |
| 1056 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1057 | status_t CompoundType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | bf828c8 | 2016-10-26 14:15:10 -0700 | [diff] [blame] | 1058 | out << "name: \"" << fullName() << "\"\n"; |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1059 | out << "type: " << getVtsType() << "\n"; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1060 | |
| 1061 | // Emit declaration for each subtype. |
| 1062 | for (const auto &type : getSubTypes()) { |
| 1063 | switch (mStyle) { |
| 1064 | case STYLE_STRUCT: |
| 1065 | { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1066 | out << "sub_struct: {\n"; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1067 | break; |
| 1068 | } |
| 1069 | case STYLE_UNION: |
| 1070 | { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1071 | out << "sub_union: {\n"; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1072 | break; |
| 1073 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1074 | } |
| 1075 | out.indent(); |
| 1076 | status_t status(type->emitVtsTypeDeclarations(out)); |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1077 | if (status != OK) { |
| 1078 | return status; |
| 1079 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1080 | out.unindent(); |
| 1081 | out << "}\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1082 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1083 | |
| 1084 | // Emit declaration for each field. |
| 1085 | for (const auto &field : *mFields) { |
| 1086 | switch (mStyle) { |
| 1087 | case STYLE_STRUCT: |
| 1088 | { |
| 1089 | out << "struct_value: {\n"; |
| 1090 | break; |
| 1091 | } |
| 1092 | case STYLE_UNION: |
| 1093 | { |
| 1094 | out << "union_value: {\n"; |
| 1095 | break; |
| 1096 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1097 | } |
| 1098 | out.indent(); |
| 1099 | out << "name: \"" << field->name() << "\"\n"; |
| 1100 | status_t status = field->type().emitVtsAttributeType(out); |
| 1101 | if (status != OK) { |
| 1102 | return status; |
| 1103 | } |
| 1104 | out.unindent(); |
| 1105 | out << "}\n"; |
| 1106 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1107 | |
| 1108 | return OK; |
| 1109 | } |
| 1110 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 1111 | status_t CompoundType::emitVtsAttributeType(Formatter &out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 1112 | out << "type: " << getVtsType() << "\n"; |
Zhuoyao Zhang | bf828c8 | 2016-10-26 14:15:10 -0700 | [diff] [blame] | 1113 | out << "predefined_type: \"" << fullName() << "\"\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 1114 | return OK; |
| 1115 | } |
| 1116 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1117 | bool CompoundType::deepIsJavaCompatible(std::unordered_set<const Type*>* visited) const { |
| 1118 | if (mStyle != STYLE_STRUCT) { |
Andreas Huber | 0fa9e39 | 2016-08-31 09:05:44 -0700 | [diff] [blame] | 1119 | return false; |
| 1120 | } |
| 1121 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1122 | for (const auto* field : *mFields) { |
| 1123 | if (!field->get()->isJavaCompatible(visited)) { |
Andreas Huber | 0fa9e39 | 2016-08-31 09:05:44 -0700 | [diff] [blame] | 1124 | return false; |
| 1125 | } |
| 1126 | } |
| 1127 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1128 | return Scope::deepIsJavaCompatible(visited); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1129 | } |
| 1130 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1131 | bool CompoundType::deepContainsPointer(std::unordered_set<const Type*>* visited) const { |
| 1132 | for (const auto* field : *mFields) { |
| 1133 | if (field->get()->containsPointer(visited)) { |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1134 | return true; |
| 1135 | } |
| 1136 | } |
| 1137 | |
Timur Iskhakov | 5dc72fe | 2017-09-07 23:13:44 -0700 | [diff] [blame] | 1138 | return Scope::deepContainsPointer(visited); |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1139 | } |
| 1140 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1141 | void CompoundType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 1142 | *align = 1; |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1143 | *size = 0; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1144 | |
| 1145 | size_t offset = 0; |
| 1146 | for (const auto &field : *mFields) { |
| 1147 | // Each field is aligned according to its alignment requirement. |
| 1148 | // The surrounding structure's alignment is the maximum of its |
| 1149 | // fields' aligments. |
| 1150 | |
| 1151 | size_t fieldAlign, fieldSize; |
| 1152 | field->type().getAlignmentAndSize(&fieldAlign, &fieldSize); |
| 1153 | |
| 1154 | size_t pad = offset % fieldAlign; |
| 1155 | if (pad > 0) { |
| 1156 | offset += fieldAlign - pad; |
| 1157 | } |
| 1158 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1159 | if (mStyle == STYLE_STRUCT) { |
| 1160 | offset += fieldSize; |
| 1161 | } else { |
| 1162 | *size = std::max(*size, fieldSize); |
| 1163 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1164 | |
| 1165 | if (fieldAlign > (*align)) { |
| 1166 | *align = fieldAlign; |
| 1167 | } |
| 1168 | } |
| 1169 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1170 | if (mStyle == STYLE_STRUCT) { |
| 1171 | *size = offset; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 1172 | } |
| 1173 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 1174 | // Final padding to account for the structure's alignment. |
| 1175 | size_t pad = (*size) % (*align); |
| 1176 | if (pad > 0) { |
| 1177 | (*size) += (*align) - pad; |
| 1178 | } |
Andreas Huber | ca4bc89 | 2017-01-09 14:58:12 -0800 | [diff] [blame] | 1179 | |
| 1180 | if (*size == 0) { |
| 1181 | // An empty struct still occupies a byte of space in C++. |
| 1182 | *size = 1; |
| 1183 | } |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 1184 | } |
| 1185 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 1186 | } // namespace android |
| 1187 | |