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 "VectorType.h" |
| 18 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 19 | #include "ArrayType.h" |
Yifan Hong | 51f9c8a | 2016-12-05 18:47:33 -0800 | [diff] [blame] | 20 | #include "CompoundType.h" |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 21 | |
Iliyan Malchev | a72e0d2 | 2016-09-09 11:03:08 -0700 | [diff] [blame] | 22 | #include <hidl-util/Formatter.h> |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 23 | #include <android-base/logging.h> |
| 24 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 25 | namespace android { |
| 26 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 27 | VectorType::VectorType() { |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 28 | } |
| 29 | |
Steven Moreland | 30bb6a8 | 2016-11-30 09:18:34 -0800 | [diff] [blame] | 30 | std::string VectorType::typeName() const { |
| 31 | return "vector" + (mElementType == nullptr ? "" : (" of " + mElementType->typeName())); |
| 32 | } |
| 33 | |
Yifan Hong | 51f9c8a | 2016-12-05 18:47:33 -0800 | [diff] [blame] | 34 | bool VectorType::isCompatibleElementType(Type *elementType) const { |
| 35 | if (elementType->isScalar()) { |
| 36 | return true; |
| 37 | } |
| 38 | if (elementType->isString()) { |
| 39 | return true; |
| 40 | } |
| 41 | if (elementType->isEnum()) { |
| 42 | return true; |
| 43 | } |
| 44 | if (elementType->isBitField()) { |
| 45 | return true; |
| 46 | } |
| 47 | if (elementType->isCompoundType() |
| 48 | && static_cast<CompoundType *>(elementType)->style() == CompoundType::STYLE_STRUCT) { |
| 49 | return true; |
| 50 | } |
| 51 | if (elementType->isInterface()) { |
| 52 | return true; |
| 53 | } |
| 54 | if (elementType->isHandle()) { |
| 55 | return true; |
| 56 | } |
| 57 | if (elementType->isTemplatedType()) { |
| 58 | Type *inner = static_cast<TemplatedType *>(elementType)->getElementType(); |
| 59 | return this->isCompatibleElementType(inner) && !inner->isInterface(); |
| 60 | } |
| 61 | if (elementType->isArray()) { |
| 62 | Type *inner = static_cast<ArrayType *>(elementType)->getElementType(); |
| 63 | return this->isCompatibleElementType(inner) && !inner->isInterface(); |
| 64 | } |
| 65 | return false; |
Steven Moreland | 30bb6a8 | 2016-11-30 09:18:34 -0800 | [diff] [blame] | 66 | } |
| 67 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 68 | void VectorType::addNamedTypesToSet(std::set<const FQName> &set) const { |
| 69 | mElementType->addNamedTypesToSet(set); |
| 70 | } |
| 71 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 72 | bool VectorType::isVector() const { |
| 73 | return true; |
| 74 | } |
| 75 | |
| 76 | bool VectorType::isVectorOfBinders() const { |
| 77 | return mElementType->isBinder(); |
| 78 | } |
| 79 | |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 80 | bool VectorType::canCheckEquality() const { |
| 81 | return mElementType->canCheckEquality(); |
| 82 | } |
| 83 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 84 | std::string VectorType::getCppType(StorageMode mode, |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 85 | bool specifyNamespaces) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 86 | const std::string base = |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 87 | std::string(specifyNamespaces ? "::android::hardware::" : "") |
| 88 | + "hidl_vec<" |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 89 | + mElementType->getCppStackType( specifyNamespaces) |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 90 | + ">"; |
| 91 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 92 | switch (mode) { |
| 93 | case StorageMode_Stack: |
| 94 | return base; |
| 95 | |
| 96 | case StorageMode_Argument: |
| 97 | return "const " + base + "&"; |
| 98 | |
| 99 | case StorageMode_Result: |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 100 | { |
| 101 | if (isVectorOfBinders()) { |
| 102 | return base; |
| 103 | } |
| 104 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 105 | return "const " + base + "*"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 106 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 107 | } |
| 108 | } |
| 109 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 110 | std::string VectorType::getJavaType(bool /* forInitializer */) const { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 111 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 112 | std::string elementJavaType; |
| 113 | if (mElementType->isArray()) { |
| 114 | elementJavaType = mElementType->getJavaType(); |
| 115 | } else { |
| 116 | elementJavaType = mElementType->getJavaWrapperType(); |
| 117 | } |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 118 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 119 | return "java.util.ArrayList<" |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 120 | + elementJavaType |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 121 | + ">"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 122 | } |
| 123 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 124 | std::string VectorType::getVtsType() const { |
| 125 | return "TYPE_VECTOR"; |
| 126 | } |
| 127 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 128 | void VectorType::emitReaderWriter( |
| 129 | Formatter &out, |
| 130 | const std::string &name, |
| 131 | const std::string &parcelObj, |
| 132 | bool parcelObjIsPointer, |
| 133 | bool isReader, |
| 134 | ErrorMode mode) const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 135 | if (isVectorOfBinders()) { |
| 136 | emitReaderWriterForVectorOfBinders( |
| 137 | out, name, parcelObj, parcelObjIsPointer, isReader, mode); |
| 138 | |
| 139 | return; |
| 140 | } |
| 141 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 142 | std::string baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 143 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 144 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 145 | |
| 146 | out << "size_t " << parentName << ";\n\n"; |
| 147 | |
| 148 | const std::string parcelObjDeref = |
| 149 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 150 | |
| 151 | if (isReader) { |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame^] | 152 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 153 | << parcelObjDeref |
| 154 | << "readBuffer(&" |
| 155 | << parentName |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame^] | 156 | << ", " |
| 157 | << " reinterpret_cast<const void **>(" |
| 158 | << "&" << name |
| 159 | << "));\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 160 | |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame^] | 161 | handleError(out, mode); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 162 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 163 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 164 | << parcelObjDeref |
| 165 | << "writeBuffer(&" |
| 166 | << name |
| 167 | << ", sizeof(" |
| 168 | << name |
| 169 | << "), &" |
| 170 | << parentName |
| 171 | << ");\n"; |
| 172 | |
| 173 | handleError(out, mode); |
| 174 | } |
| 175 | |
| 176 | emitReaderWriterEmbedded( |
| 177 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 178 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 179 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 180 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 181 | isReader /* nameIsPointer */, |
| 182 | parcelObj, |
| 183 | parcelObjIsPointer, |
| 184 | isReader, |
| 185 | mode, |
| 186 | parentName, |
| 187 | "0 /* parentOffset */"); |
| 188 | } |
| 189 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 190 | void VectorType::emitReaderWriterForVectorOfBinders( |
| 191 | Formatter &out, |
| 192 | const std::string &name, |
| 193 | const std::string &parcelObj, |
| 194 | bool parcelObjIsPointer, |
| 195 | bool isReader, |
| 196 | ErrorMode mode) const { |
| 197 | const std::string parcelObjDeref = |
| 198 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 199 | |
| 200 | if (isReader) { |
| 201 | out << "{\n"; |
| 202 | out.indent(); |
| 203 | |
| 204 | const std::string sizeName = "_hidl_" + name + "_size"; |
| 205 | |
| 206 | out << "uint64_t " |
| 207 | << sizeName |
| 208 | << ";\n"; |
| 209 | |
| 210 | out << "_hidl_err = " |
| 211 | << parcelObjDeref |
| 212 | << "readUint64(&" |
| 213 | << sizeName |
| 214 | << ");\n"; |
| 215 | |
| 216 | handleError(out, mode); |
| 217 | |
| 218 | out << name |
| 219 | << ".resize(" |
| 220 | << sizeName |
| 221 | << ");\n\n" |
| 222 | << "for (size_t _hidl_index = 0; _hidl_index < " |
| 223 | << sizeName |
| 224 | << "; ++_hidl_index) {\n"; |
| 225 | |
| 226 | out.indent(); |
| 227 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 228 | out << mElementType->getCppStackType(true /* specifyNamespaces */) |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 229 | << " _hidl_base;\n"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 230 | |
| 231 | mElementType->emitReaderWriter( |
| 232 | out, |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 233 | "_hidl_base", |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 234 | parcelObj, |
| 235 | parcelObjIsPointer, |
| 236 | isReader, |
| 237 | mode); |
| 238 | |
| 239 | out << name |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 240 | << "[_hidl_index] = _hidl_base;\n"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 241 | |
| 242 | out.unindent(); |
| 243 | out << "}\n"; |
| 244 | |
| 245 | out.unindent(); |
| 246 | out << "}\n"; |
| 247 | } else { |
| 248 | out << "_hidl_err = " |
| 249 | << parcelObjDeref |
| 250 | << "writeUint64(" |
| 251 | << name |
| 252 | << ".size());\n"; |
| 253 | |
| 254 | handleError(out, mode); |
| 255 | |
| 256 | out << "for (size_t _hidl_index = 0; _hidl_index < " |
| 257 | << name |
| 258 | << ".size(); ++_hidl_index) {\n"; |
| 259 | |
| 260 | out.indent(); |
| 261 | |
| 262 | mElementType->emitReaderWriter( |
| 263 | out, |
| 264 | name + "[_hidl_index]", |
| 265 | parcelObj, |
| 266 | parcelObjIsPointer, |
| 267 | isReader, |
| 268 | mode); |
| 269 | |
| 270 | out.unindent(); |
| 271 | out << "}\n"; |
| 272 | } |
| 273 | } |
| 274 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 275 | void VectorType::emitReaderWriterEmbedded( |
| 276 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 277 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 278 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 279 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 280 | bool nameIsPointer, |
| 281 | const std::string &parcelObj, |
| 282 | bool parcelObjIsPointer, |
| 283 | bool isReader, |
| 284 | ErrorMode mode, |
| 285 | const std::string &parentName, |
| 286 | const std::string &offsetText) const { |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 287 | std::string baseType = getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 288 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 289 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 290 | out << "size_t " << childName << ";\n\n"; |
| 291 | |
| 292 | emitReaderWriterEmbeddedForTypeName( |
| 293 | out, |
| 294 | name, |
| 295 | nameIsPointer, |
| 296 | parcelObj, |
| 297 | parcelObjIsPointer, |
| 298 | isReader, |
| 299 | mode, |
| 300 | parentName, |
| 301 | offsetText, |
| 302 | baseType, |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 303 | childName, |
| 304 | "::android::hardware"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 305 | |
| 306 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 307 | return; |
| 308 | } |
| 309 | |
| 310 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 311 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 312 | baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 313 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 314 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 315 | |
| 316 | out << "for (size_t " |
| 317 | << iteratorName |
| 318 | << " = 0; " |
| 319 | << iteratorName |
| 320 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 321 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 322 | << "size(); ++" |
| 323 | << iteratorName |
| 324 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 325 | |
| 326 | out.indent(); |
| 327 | |
| 328 | mElementType->emitReaderWriterEmbedded( |
| 329 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 330 | depth + 1, |
| 331 | (nameIsPointer ? "(*" + name + ")" : name) |
| 332 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 333 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 334 | false /* nameIsPointer */, |
| 335 | parcelObj, |
| 336 | parcelObjIsPointer, |
| 337 | isReader, |
| 338 | mode, |
| 339 | childName, |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 340 | iteratorName + " * sizeof(" + baseType + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 341 | |
| 342 | out.unindent(); |
| 343 | |
| 344 | out << "}\n\n"; |
| 345 | } |
| 346 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 347 | void VectorType::emitResolveReferences( |
| 348 | Formatter &out, |
| 349 | const std::string &name, |
| 350 | bool nameIsPointer, |
| 351 | const std::string &parcelObj, |
| 352 | bool parcelObjIsPointer, |
| 353 | bool isReader, |
| 354 | ErrorMode mode) const { |
| 355 | emitResolveReferencesEmbeddedHelper( |
| 356 | out, |
| 357 | 0, /* depth */ |
| 358 | name, |
| 359 | name /* sanitizedName */, |
| 360 | nameIsPointer, |
| 361 | parcelObj, |
| 362 | parcelObjIsPointer, |
| 363 | isReader, |
| 364 | mode, |
| 365 | "_hidl_" + name + "_child", |
| 366 | "0 /* parentOffset */"); |
| 367 | } |
| 368 | |
| 369 | void VectorType::emitResolveReferencesEmbedded( |
| 370 | Formatter &out, |
| 371 | size_t depth, |
| 372 | const std::string &name, |
| 373 | const std::string &sanitizedName, |
| 374 | bool nameIsPointer, |
| 375 | const std::string &parcelObj, |
| 376 | bool parcelObjIsPointer, |
| 377 | bool isReader, |
| 378 | ErrorMode mode, |
| 379 | const std::string & /* parentName */, |
| 380 | const std::string & /* offsetText */) const { |
| 381 | emitResolveReferencesEmbeddedHelper( |
| 382 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 383 | parcelObjIsPointer, isReader, mode, "", ""); |
| 384 | } |
| 385 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 386 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 387 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 388 | return false; |
| 389 | } |
| 390 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 391 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 392 | Formatter &out, |
| 393 | size_t depth, |
| 394 | const std::string &name, |
| 395 | const std::string &sanitizedName, |
| 396 | bool nameIsPointer, |
| 397 | const std::string &parcelObj, |
| 398 | bool parcelObjIsPointer, |
| 399 | bool isReader, |
| 400 | ErrorMode mode, |
| 401 | const std::string &childName, |
| 402 | const std::string &childOffsetText) const { |
| 403 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 404 | |
| 405 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame] | 406 | const std::string nameDerefed = (nameIsPointer ? "*" : "") + name; |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 407 | std::string elementType = mElementType->getCppStackType(); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 408 | |
| 409 | std::string myChildName = childName, myChildOffset = childOffsetText; |
| 410 | |
| 411 | if(myChildName.empty() && myChildOffset.empty()) { |
| 412 | myChildName = "_hidl_" + sanitizedName + "_child"; |
| 413 | myChildOffset = "0"; |
| 414 | |
| 415 | out << "size_t " << myChildName << ";\n"; |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame] | 416 | out << "_hidl_err = ::android::hardware::findInParcel(" |
| 417 | << nameDerefed << ", " |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 418 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 419 | << "&" << myChildName |
| 420 | << ");\n"; |
| 421 | |
| 422 | handleError(out, mode); |
| 423 | } |
| 424 | |
| 425 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 426 | |
| 427 | out << "for (size_t " |
| 428 | << iteratorName |
| 429 | << " = 0; " |
| 430 | << iteratorName |
| 431 | << " < " |
| 432 | << nameDeref |
| 433 | << "size(); ++" |
| 434 | << iteratorName |
| 435 | << ") {\n"; |
| 436 | |
| 437 | out.indent(); |
| 438 | |
| 439 | mElementType->emitResolveReferencesEmbedded( |
| 440 | out, |
| 441 | depth + 1, |
| 442 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 443 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 444 | false /* nameIsPointer */, |
| 445 | parcelObj, |
| 446 | parcelObjIsPointer, |
| 447 | isReader, |
| 448 | mode, |
| 449 | myChildName, |
| 450 | myChildOffset + " + " + |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 451 | iteratorName + " * sizeof(" + elementType + ")"); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 452 | |
| 453 | out.unindent(); |
| 454 | |
| 455 | out << "}\n\n"; |
| 456 | } |
| 457 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 458 | void VectorType::emitJavaReaderWriter( |
| 459 | Formatter &out, |
| 460 | const std::string &parcelObj, |
| 461 | const std::string &argName, |
| 462 | bool isReader) const { |
| 463 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 464 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 465 | if (isReader) { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 466 | out << mElementType->getJavaType() |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 467 | << ".readVectorFromParcel(" |
| 468 | << parcelObj |
| 469 | << ");\n"; |
| 470 | } else { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 471 | out << mElementType->getJavaType() |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 472 | << ".writeVectorToParcel(" |
| 473 | << parcelObj |
| 474 | << ", " |
| 475 | << argName |
| 476 | << ");\n"; |
| 477 | } |
| 478 | |
| 479 | return; |
| 480 | } |
| 481 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 482 | if (mElementType->isArray()) { |
| 483 | if (isReader) { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 484 | out << " new " |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 485 | << getJavaType(false /* forInitializer */) |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 486 | << "();\n"; |
| 487 | } |
| 488 | |
| 489 | out << "{\n"; |
| 490 | out.indent(); |
| 491 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 492 | out << "android.os.HwBlob _hidl_blob = "; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 493 | |
| 494 | if (isReader) { |
| 495 | out << parcelObj |
| 496 | << ".readBuffer();\n"; |
| 497 | } else { |
| 498 | size_t align, size; |
| 499 | getAlignmentAndSize(&align, &size); |
| 500 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 501 | out << "new android.os.HwBlob(" |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 502 | << size |
| 503 | << " /* size */);\n"; |
| 504 | } |
| 505 | |
| 506 | emitJavaFieldReaderWriter( |
| 507 | out, |
| 508 | 0 /* depth */, |
| 509 | parcelObj, |
| 510 | "_hidl_blob", |
| 511 | argName, |
| 512 | "0 /* offset */", |
| 513 | isReader); |
| 514 | |
| 515 | if (!isReader) { |
| 516 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 517 | }; |
| 518 | |
| 519 | out.unindent(); |
| 520 | out << "}\n"; |
| 521 | |
| 522 | return; |
| 523 | } |
| 524 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 525 | emitJavaReaderWriterWithSuffix( |
| 526 | out, |
| 527 | parcelObj, |
| 528 | argName, |
| 529 | isReader, |
| 530 | mElementType->getJavaSuffix() + "Vector", |
| 531 | "" /* extra */); |
| 532 | } |
| 533 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 534 | void VectorType::emitJavaFieldInitializer( |
| 535 | Formatter &out, const std::string &fieldName) const { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 536 | std::string javaType = getJavaType(false /* forInitializer */); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 537 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 538 | out << "final " |
| 539 | << javaType |
| 540 | << " " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 541 | << fieldName |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 542 | << " = new " |
| 543 | << javaType |
| 544 | << "();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 545 | } |
| 546 | |
| 547 | void VectorType::emitJavaFieldReaderWriter( |
| 548 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 549 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 550 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 551 | const std::string &blobName, |
| 552 | const std::string &fieldName, |
| 553 | const std::string &offset, |
| 554 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 555 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 556 | out, |
| 557 | depth, |
| 558 | mElementType, |
| 559 | parcelName, |
| 560 | blobName, |
| 561 | fieldName, |
| 562 | offset, |
| 563 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 564 | } |
| 565 | |
| 566 | // static |
| 567 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 568 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 569 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 570 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 571 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 572 | const std::string &blobName, |
| 573 | const std::string &fieldName, |
| 574 | const std::string &offset, |
| 575 | bool isReader) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 576 | if (isReader) { |
| 577 | out << "{\n"; |
| 578 | out.indent(); |
| 579 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 580 | out << "android.os.HwBlob childBlob = " |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 581 | << parcelName |
| 582 | << ".readEmbeddedBuffer(\n"; |
| 583 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 584 | out.indent(); |
| 585 | out.indent(); |
| 586 | |
| 587 | out << blobName |
| 588 | << ".handle(),\n" |
| 589 | << offset |
| 590 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */);\n\n"; |
| 591 | |
| 592 | out.unindent(); |
| 593 | out.unindent(); |
| 594 | |
| 595 | out << fieldName << ".clear();\n"; |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 596 | out << "int _hidl_vec_size = " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 597 | << blobName |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 598 | << ".getInt32(" |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 599 | << offset |
| 600 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 601 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 602 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 603 | |
| 604 | out << "for (int " |
| 605 | << iteratorName |
| 606 | << " = 0; " |
| 607 | << iteratorName |
| 608 | << " < _hidl_vec_size; " |
| 609 | << "++" |
| 610 | << iteratorName |
| 611 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 612 | |
| 613 | out.indent(); |
| 614 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 615 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 616 | |
| 617 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 618 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 619 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 620 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 621 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 622 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 623 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 624 | "childBlob", |
| 625 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 626 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 627 | true /* isReader */); |
| 628 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 629 | out << fieldName |
| 630 | << ".add(_hidl_vec_element);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 631 | |
| 632 | out.unindent(); |
| 633 | |
| 634 | out << "}\n"; |
| 635 | |
| 636 | out.unindent(); |
| 637 | out << "}\n"; |
| 638 | |
| 639 | return; |
| 640 | } |
| 641 | |
| 642 | out << "{\n"; |
| 643 | out.indent(); |
| 644 | |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 645 | out << "int _hidl_vec_size = " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 646 | << fieldName |
| 647 | << ".size();\n"; |
| 648 | |
| 649 | out << blobName |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 650 | << ".putInt32(" |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 651 | << offset |
| 652 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 653 | |
| 654 | out << blobName |
| 655 | << ".putBool(" |
| 656 | << offset |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 657 | << " + 12 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 658 | |
| 659 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 660 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 661 | |
| 662 | // XXX make HwBlob constructor take a long instead of an int? |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 663 | out << "android.os.HwBlob childBlob = new android.os.HwBlob((int)(_hidl_vec_size * " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 664 | << elementSize |
| 665 | << "));\n"; |
| 666 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 667 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 668 | |
| 669 | out << "for (int " |
| 670 | << iteratorName |
| 671 | << " = 0; " |
| 672 | << iteratorName |
| 673 | << " < _hidl_vec_size; " |
| 674 | << "++" |
| 675 | << iteratorName |
| 676 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 677 | |
| 678 | out.indent(); |
| 679 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 680 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 681 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 682 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 683 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 684 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 685 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 686 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 687 | false /* isReader */); |
| 688 | |
| 689 | out.unindent(); |
| 690 | |
| 691 | out << "}\n"; |
| 692 | |
| 693 | out << blobName |
| 694 | << ".putBlob(" |
| 695 | << offset |
| 696 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 697 | |
| 698 | out.unindent(); |
| 699 | out << "}\n"; |
| 700 | } |
| 701 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 702 | bool VectorType::needsEmbeddedReadWrite() const { |
| 703 | return true; |
| 704 | } |
| 705 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 706 | bool VectorType::needsResolveReferences() const { |
| 707 | return mElementType->needsResolveReferences(); |
| 708 | } |
| 709 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 710 | bool VectorType::resultNeedsDeref() const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 711 | return !isVectorOfBinders(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 712 | } |
| 713 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 714 | status_t VectorType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 715 | out << "type: " << getVtsType() << "\n"; |
| 716 | out << "vector_value: {\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 717 | out.indent(); |
| 718 | status_t err = mElementType->emitVtsTypeDeclarations(out); |
| 719 | if (err != OK) { |
| 720 | return err; |
| 721 | } |
| 722 | out.unindent(); |
| 723 | out << "}\n"; |
| 724 | return OK; |
| 725 | } |
| 726 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 727 | status_t VectorType::emitVtsAttributeType(Formatter &out) const { |
| 728 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 729 | out.indent(); |
| 730 | status_t status = mElementType->emitVtsAttributeType(out); |
| 731 | if (status != OK) { |
| 732 | return status; |
| 733 | } |
| 734 | out.unindent(); |
| 735 | out << "}\n"; |
| 736 | return OK; |
| 737 | } |
| 738 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 739 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 740 | if (!mElementType->isJavaCompatible()) { |
| 741 | return false; |
| 742 | } |
| 743 | |
| 744 | if (mElementType->isArray()) { |
| 745 | return static_cast<ArrayType *>(mElementType)->countDimensions() == 1; |
| 746 | } |
| 747 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 748 | if (mElementType->isVector()) { |
| 749 | return false; |
| 750 | } |
| 751 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 752 | if (isVectorOfBinders()) { |
| 753 | return false; |
| 754 | } |
| 755 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 756 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 757 | } |
| 758 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 759 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 760 | *align = 8; // hidl_vec<T> |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 761 | *size = 16; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 762 | } |
| 763 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 764 | } // namespace android |
| 765 | |