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 | |
| 33 | std::string VectorType::getCppType(StorageMode mode, |
| 34 | std::string *extra, |
| 35 | bool specifyNamespaces) const { |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 36 | std::string elementExtra; |
| 37 | const std::string elementBase = mElementType->getCppType(&elementExtra, specifyNamespaces); |
| 38 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 39 | const std::string base = |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 40 | std::string(specifyNamespaces ? "::android::hardware::" : "") |
| 41 | + "hidl_vec<" |
| 42 | + mElementType->getCppType(extra, specifyNamespaces) |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 43 | + (*extra) |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 44 | + ">"; |
| 45 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 46 | extra->clear(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 47 | |
| 48 | switch (mode) { |
| 49 | case StorageMode_Stack: |
| 50 | return base; |
| 51 | |
| 52 | case StorageMode_Argument: |
| 53 | return "const " + base + "&"; |
| 54 | |
| 55 | case StorageMode_Result: |
| 56 | return "const " + base + "*"; |
| 57 | } |
| 58 | } |
| 59 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 60 | std::string VectorType::getJavaType( |
| 61 | std::string *extra, bool /* forInitializer */) const { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 62 | extra->clear(); |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 63 | |
| 64 | std::string elementExtra; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 65 | std::string elementJavaType = mElementType->getJavaType(&elementExtra); |
| 66 | |
| 67 | CHECK(mElementType->isArray() || elementExtra.empty()); |
| 68 | |
| 69 | return "ArrayList<" |
| 70 | + (mElementType->isArray() |
| 71 | ? elementJavaType : mElementType->getJavaWrapperType()) |
| 72 | + elementExtra |
| 73 | + ">"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 74 | } |
| 75 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 76 | std::string VectorType::getVtsType() const { |
| 77 | return "TYPE_VECTOR"; |
| 78 | } |
| 79 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 80 | void VectorType::emitReaderWriter( |
| 81 | Formatter &out, |
| 82 | const std::string &name, |
| 83 | const std::string &parcelObj, |
| 84 | bool parcelObjIsPointer, |
| 85 | bool isReader, |
| 86 | ErrorMode mode) const { |
| 87 | std::string baseExtra; |
| 88 | std::string baseType = mElementType->getCppType(&baseExtra); |
| 89 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 90 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 91 | |
| 92 | out << "size_t " << parentName << ";\n\n"; |
| 93 | |
| 94 | const std::string parcelObjDeref = |
| 95 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 96 | |
| 97 | if (isReader) { |
| 98 | out << name |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 99 | << " = (const ::android::hardware::hidl_vec<" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 100 | << baseType |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 101 | << baseExtra |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 102 | << "> *)" |
| 103 | << parcelObjDeref |
| 104 | << "readBuffer(&" |
| 105 | << parentName |
| 106 | << ");\n\n"; |
| 107 | |
| 108 | out << "if (" << name << " == nullptr) {\n"; |
| 109 | |
| 110 | out.indent(); |
| 111 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 112 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 113 | handleError2(out, mode); |
| 114 | |
| 115 | out.unindent(); |
| 116 | out << "}\n\n"; |
| 117 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 118 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 119 | << parcelObjDeref |
| 120 | << "writeBuffer(&" |
| 121 | << name |
| 122 | << ", sizeof(" |
| 123 | << name |
| 124 | << "), &" |
| 125 | << parentName |
| 126 | << ");\n"; |
| 127 | |
| 128 | handleError(out, mode); |
| 129 | } |
| 130 | |
| 131 | emitReaderWriterEmbedded( |
| 132 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 133 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 134 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 135 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 136 | isReader /* nameIsPointer */, |
| 137 | parcelObj, |
| 138 | parcelObjIsPointer, |
| 139 | isReader, |
| 140 | mode, |
| 141 | parentName, |
| 142 | "0 /* parentOffset */"); |
| 143 | } |
| 144 | |
| 145 | void VectorType::emitReaderWriterEmbedded( |
| 146 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 147 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 148 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 149 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 150 | bool nameIsPointer, |
| 151 | const std::string &parcelObj, |
| 152 | bool parcelObjIsPointer, |
| 153 | bool isReader, |
| 154 | ErrorMode mode, |
| 155 | const std::string &parentName, |
| 156 | const std::string &offsetText) const { |
| 157 | std::string baseExtra; |
| 158 | std::string baseType = Type::getCppType(&baseExtra); |
| 159 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 160 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 161 | out << "size_t " << childName << ";\n\n"; |
| 162 | |
| 163 | emitReaderWriterEmbeddedForTypeName( |
| 164 | out, |
| 165 | name, |
| 166 | nameIsPointer, |
| 167 | parcelObj, |
| 168 | parcelObjIsPointer, |
| 169 | isReader, |
| 170 | mode, |
| 171 | parentName, |
| 172 | offsetText, |
| 173 | baseType, |
| 174 | childName); |
| 175 | |
| 176 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 177 | return; |
| 178 | } |
| 179 | |
| 180 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 181 | |
| 182 | baseType = mElementType->getCppType(&baseExtra); |
| 183 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 184 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 185 | |
| 186 | out << "for (size_t " |
| 187 | << iteratorName |
| 188 | << " = 0; " |
| 189 | << iteratorName |
| 190 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 191 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 192 | << "size(); ++" |
| 193 | << iteratorName |
| 194 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 195 | |
| 196 | out.indent(); |
| 197 | |
| 198 | mElementType->emitReaderWriterEmbedded( |
| 199 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 200 | depth + 1, |
| 201 | (nameIsPointer ? "(*" + name + ")" : name) |
| 202 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 203 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 204 | false /* nameIsPointer */, |
| 205 | parcelObj, |
| 206 | parcelObjIsPointer, |
| 207 | isReader, |
| 208 | mode, |
| 209 | childName, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 210 | iteratorName + " * sizeof(" + baseType + baseExtra + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 211 | |
| 212 | out.unindent(); |
| 213 | |
| 214 | out << "}\n\n"; |
| 215 | } |
| 216 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 217 | void VectorType::emitResolveReferences( |
| 218 | Formatter &out, |
| 219 | const std::string &name, |
| 220 | bool nameIsPointer, |
| 221 | const std::string &parcelObj, |
| 222 | bool parcelObjIsPointer, |
| 223 | bool isReader, |
| 224 | ErrorMode mode) const { |
| 225 | emitResolveReferencesEmbeddedHelper( |
| 226 | out, |
| 227 | 0, /* depth */ |
| 228 | name, |
| 229 | name /* sanitizedName */, |
| 230 | nameIsPointer, |
| 231 | parcelObj, |
| 232 | parcelObjIsPointer, |
| 233 | isReader, |
| 234 | mode, |
| 235 | "_hidl_" + name + "_child", |
| 236 | "0 /* parentOffset */"); |
| 237 | } |
| 238 | |
| 239 | void VectorType::emitResolveReferencesEmbedded( |
| 240 | Formatter &out, |
| 241 | size_t depth, |
| 242 | const std::string &name, |
| 243 | const std::string &sanitizedName, |
| 244 | bool nameIsPointer, |
| 245 | const std::string &parcelObj, |
| 246 | bool parcelObjIsPointer, |
| 247 | bool isReader, |
| 248 | ErrorMode mode, |
| 249 | const std::string & /* parentName */, |
| 250 | const std::string & /* offsetText */) const { |
| 251 | emitResolveReferencesEmbeddedHelper( |
| 252 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 253 | parcelObjIsPointer, isReader, mode, "", ""); |
| 254 | } |
| 255 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 256 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 257 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 258 | return false; |
| 259 | } |
| 260 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 261 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 262 | Formatter &out, |
| 263 | size_t depth, |
| 264 | const std::string &name, |
| 265 | const std::string &sanitizedName, |
| 266 | bool nameIsPointer, |
| 267 | const std::string &parcelObj, |
| 268 | bool parcelObjIsPointer, |
| 269 | bool isReader, |
| 270 | ErrorMode mode, |
| 271 | const std::string &childName, |
| 272 | const std::string &childOffsetText) const { |
| 273 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 274 | |
| 275 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 276 | std::string elementExtra; |
| 277 | std::string elementType = mElementType->getCppType(&elementExtra); |
| 278 | |
| 279 | std::string myChildName = childName, myChildOffset = childOffsetText; |
| 280 | |
| 281 | if(myChildName.empty() && myChildOffset.empty()) { |
| 282 | myChildName = "_hidl_" + sanitizedName + "_child"; |
| 283 | myChildOffset = "0"; |
| 284 | |
| 285 | out << "size_t " << myChildName << ";\n"; |
| 286 | out << "_hidl_err = " << nameDeref << "findInParcel(" |
| 287 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 288 | << "&" << myChildName |
| 289 | << ");\n"; |
| 290 | |
| 291 | handleError(out, mode); |
| 292 | } |
| 293 | |
| 294 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 295 | |
| 296 | out << "for (size_t " |
| 297 | << iteratorName |
| 298 | << " = 0; " |
| 299 | << iteratorName |
| 300 | << " < " |
| 301 | << nameDeref |
| 302 | << "size(); ++" |
| 303 | << iteratorName |
| 304 | << ") {\n"; |
| 305 | |
| 306 | out.indent(); |
| 307 | |
| 308 | mElementType->emitResolveReferencesEmbedded( |
| 309 | out, |
| 310 | depth + 1, |
| 311 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 312 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 313 | false /* nameIsPointer */, |
| 314 | parcelObj, |
| 315 | parcelObjIsPointer, |
| 316 | isReader, |
| 317 | mode, |
| 318 | myChildName, |
| 319 | myChildOffset + " + " + |
| 320 | iteratorName + " * sizeof(" + elementType + elementExtra + ")"); |
| 321 | |
| 322 | out.unindent(); |
| 323 | |
| 324 | out << "}\n\n"; |
| 325 | } |
| 326 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 327 | void VectorType::emitJavaReaderWriter( |
| 328 | Formatter &out, |
| 329 | const std::string &parcelObj, |
| 330 | const std::string &argName, |
| 331 | bool isReader) const { |
| 332 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 333 | std::string extra; // unused, because CompoundType leaves this empty. |
| 334 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 335 | if (isReader) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 336 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 337 | << ".readVectorFromParcel(" |
| 338 | << parcelObj |
| 339 | << ");\n"; |
| 340 | } else { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 341 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 342 | << ".writeVectorToParcel(" |
| 343 | << parcelObj |
| 344 | << ", " |
| 345 | << argName |
| 346 | << ");\n"; |
| 347 | } |
| 348 | |
| 349 | return; |
| 350 | } |
| 351 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 352 | if (mElementType->isArray()) { |
| 353 | if (isReader) { |
| 354 | std::string extra; |
| 355 | out << " new " |
| 356 | << getJavaType(&extra, false /* forInitializer */) |
| 357 | << "();\n"; |
| 358 | } |
| 359 | |
| 360 | out << "{\n"; |
| 361 | out.indent(); |
| 362 | |
| 363 | out << "HwBlob _hidl_blob = "; |
| 364 | |
| 365 | if (isReader) { |
| 366 | out << parcelObj |
| 367 | << ".readBuffer();\n"; |
| 368 | } else { |
| 369 | size_t align, size; |
| 370 | getAlignmentAndSize(&align, &size); |
| 371 | |
| 372 | out << "new HwBlob(" |
| 373 | << size |
| 374 | << " /* size */);\n"; |
| 375 | } |
| 376 | |
| 377 | emitJavaFieldReaderWriter( |
| 378 | out, |
| 379 | 0 /* depth */, |
| 380 | parcelObj, |
| 381 | "_hidl_blob", |
| 382 | argName, |
| 383 | "0 /* offset */", |
| 384 | isReader); |
| 385 | |
| 386 | if (!isReader) { |
| 387 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 388 | }; |
| 389 | |
| 390 | out.unindent(); |
| 391 | out << "}\n"; |
| 392 | |
| 393 | return; |
| 394 | } |
| 395 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 396 | emitJavaReaderWriterWithSuffix( |
| 397 | out, |
| 398 | parcelObj, |
| 399 | argName, |
| 400 | isReader, |
| 401 | mElementType->getJavaSuffix() + "Vector", |
| 402 | "" /* extra */); |
| 403 | } |
| 404 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 405 | void VectorType::emitJavaFieldInitializer( |
| 406 | Formatter &out, const std::string &fieldName) const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 407 | std::string extra; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 408 | std::string javaType = getJavaType(&extra, false /* forInitializer */); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 409 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 410 | out << "final " |
| 411 | << javaType |
| 412 | << " " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 413 | << fieldName |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 414 | << " = new " |
| 415 | << javaType |
| 416 | << "();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 417 | } |
| 418 | |
| 419 | void VectorType::emitJavaFieldReaderWriter( |
| 420 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 421 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 422 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 423 | const std::string &blobName, |
| 424 | const std::string &fieldName, |
| 425 | const std::string &offset, |
| 426 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 427 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 428 | out, |
| 429 | depth, |
| 430 | mElementType, |
| 431 | parcelName, |
| 432 | blobName, |
| 433 | fieldName, |
| 434 | offset, |
| 435 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 436 | } |
| 437 | |
| 438 | // static |
| 439 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 440 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 441 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 442 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 443 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 444 | const std::string &blobName, |
| 445 | const std::string &fieldName, |
| 446 | const std::string &offset, |
| 447 | bool isReader) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 448 | if (isReader) { |
| 449 | out << "{\n"; |
| 450 | out.indent(); |
| 451 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 452 | out << "HwBlob childBlob = " |
| 453 | << parcelName |
| 454 | << ".readEmbeddedBuffer(\n"; |
| 455 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 456 | out.indent(); |
| 457 | out.indent(); |
| 458 | |
| 459 | out << blobName |
| 460 | << ".handle(),\n" |
| 461 | << offset |
| 462 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */);\n\n"; |
| 463 | |
| 464 | out.unindent(); |
| 465 | out.unindent(); |
| 466 | |
| 467 | out << fieldName << ".clear();\n"; |
| 468 | out << "long _hidl_vec_size = " |
| 469 | << blobName |
| 470 | << ".getInt64(" |
| 471 | << offset |
| 472 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 473 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 474 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 475 | |
| 476 | out << "for (int " |
| 477 | << iteratorName |
| 478 | << " = 0; " |
| 479 | << iteratorName |
| 480 | << " < _hidl_vec_size; " |
| 481 | << "++" |
| 482 | << iteratorName |
| 483 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 484 | |
| 485 | out.indent(); |
| 486 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 487 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 488 | |
| 489 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 490 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 491 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 492 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 493 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 494 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 495 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 496 | "childBlob", |
| 497 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 498 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 499 | true /* isReader */); |
| 500 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 501 | out << fieldName |
| 502 | << ".add(_hidl_vec_element);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 503 | |
| 504 | out.unindent(); |
| 505 | |
| 506 | out << "}\n"; |
| 507 | |
| 508 | out.unindent(); |
| 509 | out << "}\n"; |
| 510 | |
| 511 | return; |
| 512 | } |
| 513 | |
| 514 | out << "{\n"; |
| 515 | out.indent(); |
| 516 | |
| 517 | out << "long _hidl_vec_size = " |
| 518 | << fieldName |
| 519 | << ".size();\n"; |
| 520 | |
| 521 | out << blobName |
| 522 | << ".putInt64(" |
| 523 | << offset |
| 524 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 525 | |
| 526 | out << blobName |
| 527 | << ".putBool(" |
| 528 | << offset |
| 529 | << " + 16 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
| 530 | |
| 531 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 532 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 533 | |
| 534 | // XXX make HwBlob constructor take a long instead of an int? |
| 535 | out << "HwBlob childBlob = new HwBlob((int)(_hidl_vec_size * " |
| 536 | << elementSize |
| 537 | << "));\n"; |
| 538 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 539 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 540 | |
| 541 | out << "for (int " |
| 542 | << iteratorName |
| 543 | << " = 0; " |
| 544 | << iteratorName |
| 545 | << " < _hidl_vec_size; " |
| 546 | << "++" |
| 547 | << iteratorName |
| 548 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 549 | |
| 550 | out.indent(); |
| 551 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 552 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 553 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 554 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 555 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 556 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 557 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 558 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 559 | false /* isReader */); |
| 560 | |
| 561 | out.unindent(); |
| 562 | |
| 563 | out << "}\n"; |
| 564 | |
| 565 | out << blobName |
| 566 | << ".putBlob(" |
| 567 | << offset |
| 568 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 569 | |
| 570 | out.unindent(); |
| 571 | out << "}\n"; |
| 572 | } |
| 573 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 574 | bool VectorType::needsEmbeddedReadWrite() const { |
| 575 | return true; |
| 576 | } |
| 577 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 578 | bool VectorType::needsResolveReferences() const { |
| 579 | return mElementType->needsResolveReferences(); |
| 580 | } |
| 581 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 582 | bool VectorType::resultNeedsDeref() const { |
| 583 | return true; |
| 584 | } |
| 585 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 586 | status_t VectorType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 587 | out << "type: " << getVtsType() << "\n"; |
| 588 | out << "vector_value: {\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 589 | out.indent(); |
| 590 | status_t err = mElementType->emitVtsTypeDeclarations(out); |
| 591 | if (err != OK) { |
| 592 | return err; |
| 593 | } |
| 594 | out.unindent(); |
| 595 | out << "}\n"; |
| 596 | return OK; |
| 597 | } |
| 598 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 599 | status_t VectorType::emitVtsAttributeType(Formatter &out) const { |
| 600 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 601 | out.indent(); |
| 602 | status_t status = mElementType->emitVtsAttributeType(out); |
| 603 | if (status != OK) { |
| 604 | return status; |
| 605 | } |
| 606 | out.unindent(); |
| 607 | out << "}\n"; |
| 608 | return OK; |
| 609 | } |
| 610 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 611 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 612 | if (!mElementType->isJavaCompatible()) { |
| 613 | return false; |
| 614 | } |
| 615 | |
| 616 | if (mElementType->isArray()) { |
| 617 | return static_cast<ArrayType *>(mElementType)->countDimensions() == 1; |
| 618 | } |
| 619 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame^] | 620 | if (mElementType->isVector()) { |
| 621 | return false; |
| 622 | } |
| 623 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 624 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 625 | } |
| 626 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 627 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 628 | *align = 8; // hidl_vec<T> |
| 629 | *size = 24; |
| 630 | } |
| 631 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 632 | } // namespace android |
| 633 | |