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" |
| 20 | |
Iliyan Malchev | a72e0d2 | 2016-09-09 11:03:08 -0700 | [diff] [blame] | 21 | #include <hidl-util/Formatter.h> |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 22 | #include <android-base/logging.h> |
| 23 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 24 | namespace android { |
| 25 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 26 | VectorType::VectorType() { |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 27 | } |
| 28 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 29 | void VectorType::addNamedTypesToSet(std::set<const FQName> &set) const { |
| 30 | mElementType->addNamedTypesToSet(set); |
| 31 | } |
| 32 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 33 | bool VectorType::isVector() const { |
| 34 | return true; |
| 35 | } |
| 36 | |
| 37 | bool VectorType::isVectorOfBinders() const { |
| 38 | return mElementType->isBinder(); |
| 39 | } |
| 40 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 41 | std::string VectorType::getCppType(StorageMode mode, |
| 42 | std::string *extra, |
| 43 | bool specifyNamespaces) const { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 44 | std::string elementExtra; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 45 | const std::string elementBase = |
| 46 | mElementType->getCppType(&elementExtra, specifyNamespaces); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 47 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 48 | const std::string base = |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 49 | std::string(specifyNamespaces ? "::android::hardware::" : "") |
| 50 | + "hidl_vec<" |
| 51 | + mElementType->getCppType(extra, specifyNamespaces) |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 52 | + (*extra) |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 53 | + ">"; |
| 54 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 55 | extra->clear(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 56 | |
| 57 | switch (mode) { |
| 58 | case StorageMode_Stack: |
| 59 | return base; |
| 60 | |
| 61 | case StorageMode_Argument: |
| 62 | return "const " + base + "&"; |
| 63 | |
| 64 | case StorageMode_Result: |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 65 | { |
| 66 | if (isVectorOfBinders()) { |
| 67 | return base; |
| 68 | } |
| 69 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 70 | return "const " + base + "*"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 71 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 72 | } |
| 73 | } |
| 74 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 75 | std::string VectorType::getJavaType( |
| 76 | std::string *extra, bool /* forInitializer */) const { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 77 | extra->clear(); |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 78 | |
| 79 | std::string elementExtra; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 80 | std::string elementJavaType = mElementType->getJavaType(&elementExtra); |
| 81 | |
| 82 | CHECK(mElementType->isArray() || elementExtra.empty()); |
| 83 | |
| 84 | return "ArrayList<" |
| 85 | + (mElementType->isArray() |
| 86 | ? elementJavaType : mElementType->getJavaWrapperType()) |
| 87 | + elementExtra |
| 88 | + ">"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 89 | } |
| 90 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 91 | std::string VectorType::getVtsType() const { |
| 92 | return "TYPE_VECTOR"; |
| 93 | } |
| 94 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 95 | void VectorType::emitReaderWriter( |
| 96 | Formatter &out, |
| 97 | const std::string &name, |
| 98 | const std::string &parcelObj, |
| 99 | bool parcelObjIsPointer, |
| 100 | bool isReader, |
| 101 | ErrorMode mode) const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 102 | if (isVectorOfBinders()) { |
| 103 | emitReaderWriterForVectorOfBinders( |
| 104 | out, name, parcelObj, parcelObjIsPointer, isReader, mode); |
| 105 | |
| 106 | return; |
| 107 | } |
| 108 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 109 | std::string baseExtra; |
| 110 | std::string baseType = mElementType->getCppType(&baseExtra); |
| 111 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 112 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 113 | |
| 114 | out << "size_t " << parentName << ";\n\n"; |
| 115 | |
| 116 | const std::string parcelObjDeref = |
| 117 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 118 | |
| 119 | if (isReader) { |
| 120 | out << name |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 121 | << " = (const ::android::hardware::hidl_vec<" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 122 | << baseType |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 123 | << baseExtra |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 124 | << "> *)" |
| 125 | << parcelObjDeref |
| 126 | << "readBuffer(&" |
| 127 | << parentName |
| 128 | << ");\n\n"; |
| 129 | |
| 130 | out << "if (" << name << " == nullptr) {\n"; |
| 131 | |
| 132 | out.indent(); |
| 133 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 134 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 135 | handleError2(out, mode); |
| 136 | |
| 137 | out.unindent(); |
| 138 | out << "}\n\n"; |
| 139 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 140 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 141 | << parcelObjDeref |
| 142 | << "writeBuffer(&" |
| 143 | << name |
| 144 | << ", sizeof(" |
| 145 | << name |
| 146 | << "), &" |
| 147 | << parentName |
| 148 | << ");\n"; |
| 149 | |
| 150 | handleError(out, mode); |
| 151 | } |
| 152 | |
| 153 | emitReaderWriterEmbedded( |
| 154 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 155 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 156 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 157 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 158 | isReader /* nameIsPointer */, |
| 159 | parcelObj, |
| 160 | parcelObjIsPointer, |
| 161 | isReader, |
| 162 | mode, |
| 163 | parentName, |
| 164 | "0 /* parentOffset */"); |
| 165 | } |
| 166 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 167 | void VectorType::emitReaderWriterForVectorOfBinders( |
| 168 | Formatter &out, |
| 169 | const std::string &name, |
| 170 | const std::string &parcelObj, |
| 171 | bool parcelObjIsPointer, |
| 172 | bool isReader, |
| 173 | ErrorMode mode) const { |
| 174 | const std::string parcelObjDeref = |
| 175 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 176 | |
| 177 | if (isReader) { |
| 178 | out << "{\n"; |
| 179 | out.indent(); |
| 180 | |
| 181 | const std::string sizeName = "_hidl_" + name + "_size"; |
| 182 | |
| 183 | out << "uint64_t " |
| 184 | << sizeName |
| 185 | << ";\n"; |
| 186 | |
| 187 | out << "_hidl_err = " |
| 188 | << parcelObjDeref |
| 189 | << "readUint64(&" |
| 190 | << sizeName |
| 191 | << ");\n"; |
| 192 | |
| 193 | handleError(out, mode); |
| 194 | |
| 195 | out << name |
| 196 | << ".resize(" |
| 197 | << sizeName |
| 198 | << ");\n\n" |
| 199 | << "for (size_t _hidl_index = 0; _hidl_index < " |
| 200 | << sizeName |
| 201 | << "; ++_hidl_index) {\n"; |
| 202 | |
| 203 | out.indent(); |
| 204 | |
| 205 | std::string extra; |
| 206 | out << mElementType->getCppType(&extra, true /* specifyNamespaces */) |
| 207 | << " _hidl_binder;\n"; |
| 208 | |
| 209 | mElementType->emitReaderWriter( |
| 210 | out, |
| 211 | "_hidl_binder", |
| 212 | parcelObj, |
| 213 | parcelObjIsPointer, |
| 214 | isReader, |
| 215 | mode); |
| 216 | |
| 217 | out << name |
| 218 | << "[_hidl_index] = _hidl_binder;\n"; |
| 219 | |
| 220 | out.unindent(); |
| 221 | out << "}\n"; |
| 222 | |
| 223 | out.unindent(); |
| 224 | out << "}\n"; |
| 225 | } else { |
| 226 | out << "_hidl_err = " |
| 227 | << parcelObjDeref |
| 228 | << "writeUint64(" |
| 229 | << name |
| 230 | << ".size());\n"; |
| 231 | |
| 232 | handleError(out, mode); |
| 233 | |
| 234 | out << "for (size_t _hidl_index = 0; _hidl_index < " |
| 235 | << name |
| 236 | << ".size(); ++_hidl_index) {\n"; |
| 237 | |
| 238 | out.indent(); |
| 239 | |
| 240 | mElementType->emitReaderWriter( |
| 241 | out, |
| 242 | name + "[_hidl_index]", |
| 243 | parcelObj, |
| 244 | parcelObjIsPointer, |
| 245 | isReader, |
| 246 | mode); |
| 247 | |
| 248 | out.unindent(); |
| 249 | out << "}\n"; |
| 250 | } |
| 251 | } |
| 252 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 253 | void VectorType::emitReaderWriterEmbedded( |
| 254 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 255 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 256 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 257 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 258 | bool nameIsPointer, |
| 259 | const std::string &parcelObj, |
| 260 | bool parcelObjIsPointer, |
| 261 | bool isReader, |
| 262 | ErrorMode mode, |
| 263 | const std::string &parentName, |
| 264 | const std::string &offsetText) const { |
| 265 | std::string baseExtra; |
| 266 | std::string baseType = Type::getCppType(&baseExtra); |
| 267 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 268 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 269 | out << "size_t " << childName << ";\n\n"; |
| 270 | |
| 271 | emitReaderWriterEmbeddedForTypeName( |
| 272 | out, |
| 273 | name, |
| 274 | nameIsPointer, |
| 275 | parcelObj, |
| 276 | parcelObjIsPointer, |
| 277 | isReader, |
| 278 | mode, |
| 279 | parentName, |
| 280 | offsetText, |
| 281 | baseType, |
| 282 | childName); |
| 283 | |
| 284 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 285 | return; |
| 286 | } |
| 287 | |
| 288 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 289 | |
| 290 | baseType = mElementType->getCppType(&baseExtra); |
| 291 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 292 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 293 | |
| 294 | out << "for (size_t " |
| 295 | << iteratorName |
| 296 | << " = 0; " |
| 297 | << iteratorName |
| 298 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 299 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 300 | << "size(); ++" |
| 301 | << iteratorName |
| 302 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 303 | |
| 304 | out.indent(); |
| 305 | |
| 306 | mElementType->emitReaderWriterEmbedded( |
| 307 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 308 | depth + 1, |
| 309 | (nameIsPointer ? "(*" + name + ")" : name) |
| 310 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 311 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 312 | false /* nameIsPointer */, |
| 313 | parcelObj, |
| 314 | parcelObjIsPointer, |
| 315 | isReader, |
| 316 | mode, |
| 317 | childName, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 318 | iteratorName + " * sizeof(" + baseType + baseExtra + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 319 | |
| 320 | out.unindent(); |
| 321 | |
| 322 | out << "}\n\n"; |
| 323 | } |
| 324 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 325 | void VectorType::emitResolveReferences( |
| 326 | Formatter &out, |
| 327 | const std::string &name, |
| 328 | bool nameIsPointer, |
| 329 | const std::string &parcelObj, |
| 330 | bool parcelObjIsPointer, |
| 331 | bool isReader, |
| 332 | ErrorMode mode) const { |
| 333 | emitResolveReferencesEmbeddedHelper( |
| 334 | out, |
| 335 | 0, /* depth */ |
| 336 | name, |
| 337 | name /* sanitizedName */, |
| 338 | nameIsPointer, |
| 339 | parcelObj, |
| 340 | parcelObjIsPointer, |
| 341 | isReader, |
| 342 | mode, |
| 343 | "_hidl_" + name + "_child", |
| 344 | "0 /* parentOffset */"); |
| 345 | } |
| 346 | |
| 347 | void VectorType::emitResolveReferencesEmbedded( |
| 348 | Formatter &out, |
| 349 | size_t depth, |
| 350 | const std::string &name, |
| 351 | const std::string &sanitizedName, |
| 352 | bool nameIsPointer, |
| 353 | const std::string &parcelObj, |
| 354 | bool parcelObjIsPointer, |
| 355 | bool isReader, |
| 356 | ErrorMode mode, |
| 357 | const std::string & /* parentName */, |
| 358 | const std::string & /* offsetText */) const { |
| 359 | emitResolveReferencesEmbeddedHelper( |
| 360 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 361 | parcelObjIsPointer, isReader, mode, "", ""); |
| 362 | } |
| 363 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 364 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 365 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 366 | return false; |
| 367 | } |
| 368 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 369 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 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 &childName, |
| 380 | const std::string &childOffsetText) const { |
| 381 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 382 | |
| 383 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 384 | std::string elementExtra; |
| 385 | std::string elementType = mElementType->getCppType(&elementExtra); |
| 386 | |
| 387 | std::string myChildName = childName, myChildOffset = childOffsetText; |
| 388 | |
| 389 | if(myChildName.empty() && myChildOffset.empty()) { |
| 390 | myChildName = "_hidl_" + sanitizedName + "_child"; |
| 391 | myChildOffset = "0"; |
| 392 | |
| 393 | out << "size_t " << myChildName << ";\n"; |
| 394 | out << "_hidl_err = " << nameDeref << "findInParcel(" |
| 395 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 396 | << "&" << myChildName |
| 397 | << ");\n"; |
| 398 | |
| 399 | handleError(out, mode); |
| 400 | } |
| 401 | |
| 402 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 403 | |
| 404 | out << "for (size_t " |
| 405 | << iteratorName |
| 406 | << " = 0; " |
| 407 | << iteratorName |
| 408 | << " < " |
| 409 | << nameDeref |
| 410 | << "size(); ++" |
| 411 | << iteratorName |
| 412 | << ") {\n"; |
| 413 | |
| 414 | out.indent(); |
| 415 | |
| 416 | mElementType->emitResolveReferencesEmbedded( |
| 417 | out, |
| 418 | depth + 1, |
| 419 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 420 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 421 | false /* nameIsPointer */, |
| 422 | parcelObj, |
| 423 | parcelObjIsPointer, |
| 424 | isReader, |
| 425 | mode, |
| 426 | myChildName, |
| 427 | myChildOffset + " + " + |
| 428 | iteratorName + " * sizeof(" + elementType + elementExtra + ")"); |
| 429 | |
| 430 | out.unindent(); |
| 431 | |
| 432 | out << "}\n\n"; |
| 433 | } |
| 434 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 435 | void VectorType::emitJavaReaderWriter( |
| 436 | Formatter &out, |
| 437 | const std::string &parcelObj, |
| 438 | const std::string &argName, |
| 439 | bool isReader) const { |
| 440 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 441 | std::string extra; // unused, because CompoundType leaves this empty. |
| 442 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 443 | if (isReader) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 444 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 445 | << ".readVectorFromParcel(" |
| 446 | << parcelObj |
| 447 | << ");\n"; |
| 448 | } else { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 449 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 450 | << ".writeVectorToParcel(" |
| 451 | << parcelObj |
| 452 | << ", " |
| 453 | << argName |
| 454 | << ");\n"; |
| 455 | } |
| 456 | |
| 457 | return; |
| 458 | } |
| 459 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 460 | if (mElementType->isArray()) { |
| 461 | if (isReader) { |
| 462 | std::string extra; |
| 463 | out << " new " |
| 464 | << getJavaType(&extra, false /* forInitializer */) |
| 465 | << "();\n"; |
| 466 | } |
| 467 | |
| 468 | out << "{\n"; |
| 469 | out.indent(); |
| 470 | |
| 471 | out << "HwBlob _hidl_blob = "; |
| 472 | |
| 473 | if (isReader) { |
| 474 | out << parcelObj |
| 475 | << ".readBuffer();\n"; |
| 476 | } else { |
| 477 | size_t align, size; |
| 478 | getAlignmentAndSize(&align, &size); |
| 479 | |
| 480 | out << "new HwBlob(" |
| 481 | << size |
| 482 | << " /* size */);\n"; |
| 483 | } |
| 484 | |
| 485 | emitJavaFieldReaderWriter( |
| 486 | out, |
| 487 | 0 /* depth */, |
| 488 | parcelObj, |
| 489 | "_hidl_blob", |
| 490 | argName, |
| 491 | "0 /* offset */", |
| 492 | isReader); |
| 493 | |
| 494 | if (!isReader) { |
| 495 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 496 | }; |
| 497 | |
| 498 | out.unindent(); |
| 499 | out << "}\n"; |
| 500 | |
| 501 | return; |
| 502 | } |
| 503 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 504 | emitJavaReaderWriterWithSuffix( |
| 505 | out, |
| 506 | parcelObj, |
| 507 | argName, |
| 508 | isReader, |
| 509 | mElementType->getJavaSuffix() + "Vector", |
| 510 | "" /* extra */); |
| 511 | } |
| 512 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 513 | void VectorType::emitJavaFieldInitializer( |
| 514 | Formatter &out, const std::string &fieldName) const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 515 | std::string extra; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 516 | std::string javaType = getJavaType(&extra, false /* forInitializer */); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 517 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 518 | out << "final " |
| 519 | << javaType |
| 520 | << " " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 521 | << fieldName |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 522 | << " = new " |
| 523 | << javaType |
| 524 | << "();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 525 | } |
| 526 | |
| 527 | void VectorType::emitJavaFieldReaderWriter( |
| 528 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 529 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 530 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 531 | const std::string &blobName, |
| 532 | const std::string &fieldName, |
| 533 | const std::string &offset, |
| 534 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 535 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 536 | out, |
| 537 | depth, |
| 538 | mElementType, |
| 539 | parcelName, |
| 540 | blobName, |
| 541 | fieldName, |
| 542 | offset, |
| 543 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 544 | } |
| 545 | |
| 546 | // static |
| 547 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 548 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 549 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 550 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 551 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 552 | const std::string &blobName, |
| 553 | const std::string &fieldName, |
| 554 | const std::string &offset, |
| 555 | bool isReader) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 556 | if (isReader) { |
| 557 | out << "{\n"; |
| 558 | out.indent(); |
| 559 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 560 | out << "HwBlob childBlob = " |
| 561 | << parcelName |
| 562 | << ".readEmbeddedBuffer(\n"; |
| 563 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 564 | out.indent(); |
| 565 | out.indent(); |
| 566 | |
| 567 | out << blobName |
| 568 | << ".handle(),\n" |
| 569 | << offset |
| 570 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */);\n\n"; |
| 571 | |
| 572 | out.unindent(); |
| 573 | out.unindent(); |
| 574 | |
| 575 | out << fieldName << ".clear();\n"; |
| 576 | out << "long _hidl_vec_size = " |
| 577 | << blobName |
| 578 | << ".getInt64(" |
| 579 | << offset |
| 580 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 581 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 582 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 583 | |
| 584 | out << "for (int " |
| 585 | << iteratorName |
| 586 | << " = 0; " |
| 587 | << iteratorName |
| 588 | << " < _hidl_vec_size; " |
| 589 | << "++" |
| 590 | << iteratorName |
| 591 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 592 | |
| 593 | out.indent(); |
| 594 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 595 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 596 | |
| 597 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 598 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 599 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 600 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 601 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 602 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 603 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 604 | "childBlob", |
| 605 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 606 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 607 | true /* isReader */); |
| 608 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 609 | out << fieldName |
| 610 | << ".add(_hidl_vec_element);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 611 | |
| 612 | out.unindent(); |
| 613 | |
| 614 | out << "}\n"; |
| 615 | |
| 616 | out.unindent(); |
| 617 | out << "}\n"; |
| 618 | |
| 619 | return; |
| 620 | } |
| 621 | |
| 622 | out << "{\n"; |
| 623 | out.indent(); |
| 624 | |
| 625 | out << "long _hidl_vec_size = " |
| 626 | << fieldName |
| 627 | << ".size();\n"; |
| 628 | |
| 629 | out << blobName |
| 630 | << ".putInt64(" |
| 631 | << offset |
| 632 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 633 | |
| 634 | out << blobName |
| 635 | << ".putBool(" |
| 636 | << offset |
| 637 | << " + 16 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
| 638 | |
| 639 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 640 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 641 | |
| 642 | // XXX make HwBlob constructor take a long instead of an int? |
| 643 | out << "HwBlob childBlob = new HwBlob((int)(_hidl_vec_size * " |
| 644 | << elementSize |
| 645 | << "));\n"; |
| 646 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 647 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 648 | |
| 649 | out << "for (int " |
| 650 | << iteratorName |
| 651 | << " = 0; " |
| 652 | << iteratorName |
| 653 | << " < _hidl_vec_size; " |
| 654 | << "++" |
| 655 | << iteratorName |
| 656 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 657 | |
| 658 | out.indent(); |
| 659 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 660 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 661 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 662 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 663 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 664 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 665 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 666 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 667 | false /* isReader */); |
| 668 | |
| 669 | out.unindent(); |
| 670 | |
| 671 | out << "}\n"; |
| 672 | |
| 673 | out << blobName |
| 674 | << ".putBlob(" |
| 675 | << offset |
| 676 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 677 | |
| 678 | out.unindent(); |
| 679 | out << "}\n"; |
| 680 | } |
| 681 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 682 | bool VectorType::needsEmbeddedReadWrite() const { |
| 683 | return true; |
| 684 | } |
| 685 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 686 | bool VectorType::needsResolveReferences() const { |
| 687 | return mElementType->needsResolveReferences(); |
| 688 | } |
| 689 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 690 | bool VectorType::resultNeedsDeref() const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 691 | return !isVectorOfBinders(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 692 | } |
| 693 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 694 | status_t VectorType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 695 | out << "type: " << getVtsType() << "\n"; |
| 696 | out << "vector_value: {\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 697 | out.indent(); |
| 698 | status_t err = mElementType->emitVtsTypeDeclarations(out); |
| 699 | if (err != OK) { |
| 700 | return err; |
| 701 | } |
| 702 | out.unindent(); |
| 703 | out << "}\n"; |
| 704 | return OK; |
| 705 | } |
| 706 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 707 | status_t VectorType::emitVtsAttributeType(Formatter &out) const { |
| 708 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 709 | out.indent(); |
| 710 | status_t status = mElementType->emitVtsAttributeType(out); |
| 711 | if (status != OK) { |
| 712 | return status; |
| 713 | } |
| 714 | out.unindent(); |
| 715 | out << "}\n"; |
| 716 | return OK; |
| 717 | } |
| 718 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 719 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 720 | if (!mElementType->isJavaCompatible()) { |
| 721 | return false; |
| 722 | } |
| 723 | |
| 724 | if (mElementType->isArray()) { |
| 725 | return static_cast<ArrayType *>(mElementType)->countDimensions() == 1; |
| 726 | } |
| 727 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 728 | if (mElementType->isVector()) { |
| 729 | return false; |
| 730 | } |
| 731 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame^] | 732 | if (isVectorOfBinders()) { |
| 733 | return false; |
| 734 | } |
| 735 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 736 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 737 | } |
| 738 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 739 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 740 | *align = 8; // hidl_vec<T> |
| 741 | *size = 24; |
| 742 | } |
| 743 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 744 | } // namespace android |
| 745 | |