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 { |
| 62 | *extra = "[]"; |
| 63 | |
| 64 | std::string elementExtra; |
| 65 | return mElementType->getJavaType(&elementExtra) + elementExtra; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 66 | } |
| 67 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 68 | void VectorType::emitReaderWriter( |
| 69 | Formatter &out, |
| 70 | const std::string &name, |
| 71 | const std::string &parcelObj, |
| 72 | bool parcelObjIsPointer, |
| 73 | bool isReader, |
| 74 | ErrorMode mode) const { |
| 75 | std::string baseExtra; |
| 76 | std::string baseType = mElementType->getCppType(&baseExtra); |
| 77 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 78 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 79 | |
| 80 | out << "size_t " << parentName << ";\n\n"; |
| 81 | |
| 82 | const std::string parcelObjDeref = |
| 83 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 84 | |
| 85 | if (isReader) { |
| 86 | out << name |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 87 | << " = (const ::android::hardware::hidl_vec<" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 88 | << baseType |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 89 | << baseExtra |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 90 | << "> *)" |
| 91 | << parcelObjDeref |
| 92 | << "readBuffer(&" |
| 93 | << parentName |
| 94 | << ");\n\n"; |
| 95 | |
| 96 | out << "if (" << name << " == nullptr) {\n"; |
| 97 | |
| 98 | out.indent(); |
| 99 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 100 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 101 | handleError2(out, mode); |
| 102 | |
| 103 | out.unindent(); |
| 104 | out << "}\n\n"; |
| 105 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 106 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 107 | << parcelObjDeref |
| 108 | << "writeBuffer(&" |
| 109 | << name |
| 110 | << ", sizeof(" |
| 111 | << name |
| 112 | << "), &" |
| 113 | << parentName |
| 114 | << ");\n"; |
| 115 | |
| 116 | handleError(out, mode); |
| 117 | } |
| 118 | |
| 119 | emitReaderWriterEmbedded( |
| 120 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 121 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 122 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame^] | 123 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 124 | isReader /* nameIsPointer */, |
| 125 | parcelObj, |
| 126 | parcelObjIsPointer, |
| 127 | isReader, |
| 128 | mode, |
| 129 | parentName, |
| 130 | "0 /* parentOffset */"); |
| 131 | } |
| 132 | |
| 133 | void VectorType::emitReaderWriterEmbedded( |
| 134 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 135 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 136 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame^] | 137 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 138 | bool nameIsPointer, |
| 139 | const std::string &parcelObj, |
| 140 | bool parcelObjIsPointer, |
| 141 | bool isReader, |
| 142 | ErrorMode mode, |
| 143 | const std::string &parentName, |
| 144 | const std::string &offsetText) const { |
| 145 | std::string baseExtra; |
| 146 | std::string baseType = Type::getCppType(&baseExtra); |
| 147 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame^] | 148 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 149 | out << "size_t " << childName << ";\n\n"; |
| 150 | |
| 151 | emitReaderWriterEmbeddedForTypeName( |
| 152 | out, |
| 153 | name, |
| 154 | nameIsPointer, |
| 155 | parcelObj, |
| 156 | parcelObjIsPointer, |
| 157 | isReader, |
| 158 | mode, |
| 159 | parentName, |
| 160 | offsetText, |
| 161 | baseType, |
| 162 | childName); |
| 163 | |
| 164 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 165 | return; |
| 166 | } |
| 167 | |
| 168 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 169 | |
| 170 | baseType = mElementType->getCppType(&baseExtra); |
| 171 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 172 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 173 | |
| 174 | out << "for (size_t " |
| 175 | << iteratorName |
| 176 | << " = 0; " |
| 177 | << iteratorName |
| 178 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 179 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 180 | << "size(); ++" |
| 181 | << iteratorName |
| 182 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 183 | |
| 184 | out.indent(); |
| 185 | |
| 186 | mElementType->emitReaderWriterEmbedded( |
| 187 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 188 | depth + 1, |
| 189 | (nameIsPointer ? "(*" + name + ")" : name) |
| 190 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame^] | 191 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 192 | false /* nameIsPointer */, |
| 193 | parcelObj, |
| 194 | parcelObjIsPointer, |
| 195 | isReader, |
| 196 | mode, |
| 197 | childName, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 198 | iteratorName + " * sizeof(" + baseType + baseExtra + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 199 | |
| 200 | out.unindent(); |
| 201 | |
| 202 | out << "}\n\n"; |
| 203 | } |
| 204 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 205 | void VectorType::emitResolveReferences( |
| 206 | Formatter &out, |
| 207 | const std::string &name, |
| 208 | bool nameIsPointer, |
| 209 | const std::string &parcelObj, |
| 210 | bool parcelObjIsPointer, |
| 211 | bool isReader, |
| 212 | ErrorMode mode) const { |
| 213 | emitResolveReferencesEmbeddedHelper( |
| 214 | out, |
| 215 | 0, /* depth */ |
| 216 | name, |
| 217 | name /* sanitizedName */, |
| 218 | nameIsPointer, |
| 219 | parcelObj, |
| 220 | parcelObjIsPointer, |
| 221 | isReader, |
| 222 | mode, |
| 223 | "_hidl_" + name + "_child", |
| 224 | "0 /* parentOffset */"); |
| 225 | } |
| 226 | |
| 227 | void VectorType::emitResolveReferencesEmbedded( |
| 228 | Formatter &out, |
| 229 | size_t depth, |
| 230 | const std::string &name, |
| 231 | const std::string &sanitizedName, |
| 232 | bool nameIsPointer, |
| 233 | const std::string &parcelObj, |
| 234 | bool parcelObjIsPointer, |
| 235 | bool isReader, |
| 236 | ErrorMode mode, |
| 237 | const std::string & /* parentName */, |
| 238 | const std::string & /* offsetText */) const { |
| 239 | emitResolveReferencesEmbeddedHelper( |
| 240 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 241 | parcelObjIsPointer, isReader, mode, "", ""); |
| 242 | } |
| 243 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 244 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 245 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 246 | return false; |
| 247 | } |
| 248 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 249 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 250 | Formatter &out, |
| 251 | size_t depth, |
| 252 | const std::string &name, |
| 253 | const std::string &sanitizedName, |
| 254 | bool nameIsPointer, |
| 255 | const std::string &parcelObj, |
| 256 | bool parcelObjIsPointer, |
| 257 | bool isReader, |
| 258 | ErrorMode mode, |
| 259 | const std::string &childName, |
| 260 | const std::string &childOffsetText) const { |
| 261 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 262 | |
| 263 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 264 | std::string elementExtra; |
| 265 | std::string elementType = mElementType->getCppType(&elementExtra); |
| 266 | |
| 267 | std::string myChildName = childName, myChildOffset = childOffsetText; |
| 268 | |
| 269 | if(myChildName.empty() && myChildOffset.empty()) { |
| 270 | myChildName = "_hidl_" + sanitizedName + "_child"; |
| 271 | myChildOffset = "0"; |
| 272 | |
| 273 | out << "size_t " << myChildName << ";\n"; |
| 274 | out << "_hidl_err = " << nameDeref << "findInParcel(" |
| 275 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 276 | << "&" << myChildName |
| 277 | << ");\n"; |
| 278 | |
| 279 | handleError(out, mode); |
| 280 | } |
| 281 | |
| 282 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 283 | |
| 284 | out << "for (size_t " |
| 285 | << iteratorName |
| 286 | << " = 0; " |
| 287 | << iteratorName |
| 288 | << " < " |
| 289 | << nameDeref |
| 290 | << "size(); ++" |
| 291 | << iteratorName |
| 292 | << ") {\n"; |
| 293 | |
| 294 | out.indent(); |
| 295 | |
| 296 | mElementType->emitResolveReferencesEmbedded( |
| 297 | out, |
| 298 | depth + 1, |
| 299 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 300 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 301 | false /* nameIsPointer */, |
| 302 | parcelObj, |
| 303 | parcelObjIsPointer, |
| 304 | isReader, |
| 305 | mode, |
| 306 | myChildName, |
| 307 | myChildOffset + " + " + |
| 308 | iteratorName + " * sizeof(" + elementType + elementExtra + ")"); |
| 309 | |
| 310 | out.unindent(); |
| 311 | |
| 312 | out << "}\n\n"; |
| 313 | } |
| 314 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 315 | void VectorType::emitJavaReaderWriter( |
| 316 | Formatter &out, |
| 317 | const std::string &parcelObj, |
| 318 | const std::string &argName, |
| 319 | bool isReader) const { |
| 320 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 321 | std::string extra; // unused, because CompoundType leaves this empty. |
| 322 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 323 | if (isReader) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 324 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 325 | << ".readVectorFromParcel(" |
| 326 | << parcelObj |
| 327 | << ");\n"; |
| 328 | } else { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 329 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 330 | << ".writeVectorToParcel(" |
| 331 | << parcelObj |
| 332 | << ", " |
| 333 | << argName |
| 334 | << ");\n"; |
| 335 | } |
| 336 | |
| 337 | return; |
| 338 | } |
| 339 | |
| 340 | emitJavaReaderWriterWithSuffix( |
| 341 | out, |
| 342 | parcelObj, |
| 343 | argName, |
| 344 | isReader, |
| 345 | mElementType->getJavaSuffix() + "Vector", |
| 346 | "" /* extra */); |
| 347 | } |
| 348 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 349 | void VectorType::emitJavaFieldInitializer( |
| 350 | Formatter &out, const std::string &fieldName) const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 351 | std::string extra; |
| 352 | mElementType->getJavaType(&extra); |
| 353 | |
Andreas Huber | a3558b3 | 2016-09-14 09:12:42 -0700 | [diff] [blame] | 354 | const std::string wrapperType = mElementType->getJavaWrapperType(); |
| 355 | |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 356 | out << "final ArrayList<" |
Andreas Huber | a3558b3 | 2016-09-14 09:12:42 -0700 | [diff] [blame] | 357 | << wrapperType |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 358 | << extra |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 359 | << "> " |
| 360 | << fieldName |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 361 | << " = new ArrayList<" |
Andreas Huber | a3558b3 | 2016-09-14 09:12:42 -0700 | [diff] [blame] | 362 | << wrapperType |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 363 | << extra |
Andreas Huber | a3558b3 | 2016-09-14 09:12:42 -0700 | [diff] [blame] | 364 | << ">();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 365 | } |
| 366 | |
| 367 | void VectorType::emitJavaFieldReaderWriter( |
| 368 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 369 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 370 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 371 | const std::string &blobName, |
| 372 | const std::string &fieldName, |
| 373 | const std::string &offset, |
| 374 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 375 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 376 | out, |
| 377 | depth, |
| 378 | mElementType, |
| 379 | parcelName, |
| 380 | blobName, |
| 381 | fieldName, |
| 382 | offset, |
| 383 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 384 | } |
| 385 | |
| 386 | // static |
| 387 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 388 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 389 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 390 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 391 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 392 | const std::string &blobName, |
| 393 | const std::string &fieldName, |
| 394 | const std::string &offset, |
| 395 | bool isReader) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 396 | if (isReader) { |
| 397 | out << "{\n"; |
| 398 | out.indent(); |
| 399 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 400 | out << "HwBlob childBlob = " |
| 401 | << parcelName |
| 402 | << ".readEmbeddedBuffer(\n"; |
| 403 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 404 | out.indent(); |
| 405 | out.indent(); |
| 406 | |
| 407 | out << blobName |
| 408 | << ".handle(),\n" |
| 409 | << offset |
| 410 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */);\n\n"; |
| 411 | |
| 412 | out.unindent(); |
| 413 | out.unindent(); |
| 414 | |
| 415 | out << fieldName << ".clear();\n"; |
| 416 | out << "long _hidl_vec_size = " |
| 417 | << blobName |
| 418 | << ".getInt64(" |
| 419 | << offset |
| 420 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 421 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 422 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 423 | |
| 424 | out << "for (int " |
| 425 | << iteratorName |
| 426 | << " = 0; " |
| 427 | << iteratorName |
| 428 | << " < _hidl_vec_size; " |
| 429 | << "++" |
| 430 | << iteratorName |
| 431 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 432 | |
| 433 | out.indent(); |
| 434 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 435 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 436 | |
| 437 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 438 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 439 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 440 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 441 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 442 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 443 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 444 | "childBlob", |
| 445 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 446 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 447 | true /* isReader */); |
| 448 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 449 | out << fieldName; |
| 450 | |
| 451 | if (elementType->isArray() |
| 452 | && static_cast<const ArrayType *>( |
| 453 | elementType)->getElementType()->resolveToScalarType() |
| 454 | != nullptr) { |
| 455 | out << ".add(HwBlob.wrapArray(_hidl_vec_element));\n"; |
| 456 | } else { |
| 457 | out << ".add(_hidl_vec_element);\n"; |
| 458 | } |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 459 | |
| 460 | out.unindent(); |
| 461 | |
| 462 | out << "}\n"; |
| 463 | |
| 464 | out.unindent(); |
| 465 | out << "}\n"; |
| 466 | |
| 467 | return; |
| 468 | } |
| 469 | |
| 470 | out << "{\n"; |
| 471 | out.indent(); |
| 472 | |
| 473 | out << "long _hidl_vec_size = " |
| 474 | << fieldName |
| 475 | << ".size();\n"; |
| 476 | |
| 477 | out << blobName |
| 478 | << ".putInt64(" |
| 479 | << offset |
| 480 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 481 | |
| 482 | out << blobName |
| 483 | << ".putBool(" |
| 484 | << offset |
| 485 | << " + 16 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
| 486 | |
| 487 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 488 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 489 | |
| 490 | // XXX make HwBlob constructor take a long instead of an int? |
| 491 | out << "HwBlob childBlob = new HwBlob((int)(_hidl_vec_size * " |
| 492 | << elementSize |
| 493 | << "));\n"; |
| 494 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 495 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 496 | |
| 497 | out << "for (int " |
| 498 | << iteratorName |
| 499 | << " = 0; " |
| 500 | << iteratorName |
| 501 | << " < _hidl_vec_size; " |
| 502 | << "++" |
| 503 | << iteratorName |
| 504 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 505 | |
| 506 | out.indent(); |
| 507 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 508 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 509 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 510 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 511 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 512 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 513 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 514 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 515 | false /* isReader */); |
| 516 | |
| 517 | out.unindent(); |
| 518 | |
| 519 | out << "}\n"; |
| 520 | |
| 521 | out << blobName |
| 522 | << ".putBlob(" |
| 523 | << offset |
| 524 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 525 | |
| 526 | out.unindent(); |
| 527 | out << "}\n"; |
| 528 | } |
| 529 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 530 | bool VectorType::needsEmbeddedReadWrite() const { |
| 531 | return true; |
| 532 | } |
| 533 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 534 | bool VectorType::needsResolveReferences() const { |
| 535 | return mElementType->needsResolveReferences(); |
| 536 | } |
| 537 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 538 | bool VectorType::resultNeedsDeref() const { |
| 539 | return true; |
| 540 | } |
| 541 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 542 | status_t VectorType::emitVtsTypeDeclarations(Formatter &out) const { |
| 543 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 544 | out.indent(); |
| 545 | status_t err = mElementType->emitVtsTypeDeclarations(out); |
| 546 | if (err != OK) { |
| 547 | return err; |
| 548 | } |
| 549 | out.unindent(); |
| 550 | out << "}\n"; |
| 551 | return OK; |
| 552 | } |
| 553 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 554 | status_t VectorType::emitVtsAttributeType(Formatter &out) const { |
| 555 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 556 | out.indent(); |
| 557 | status_t status = mElementType->emitVtsAttributeType(out); |
| 558 | if (status != OK) { |
| 559 | return status; |
| 560 | } |
| 561 | out.unindent(); |
| 562 | out << "}\n"; |
| 563 | return OK; |
| 564 | } |
| 565 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 566 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 567 | if (!mElementType->isJavaCompatible()) { |
| 568 | return false; |
| 569 | } |
| 570 | |
| 571 | if (mElementType->isArray()) { |
| 572 | return static_cast<ArrayType *>(mElementType)->countDimensions() == 1; |
| 573 | } |
| 574 | |
| 575 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 576 | } |
| 577 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 578 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 579 | *align = 8; // hidl_vec<T> |
| 580 | *size = 24; |
| 581 | } |
| 582 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 583 | } // namespace android |
| 584 | |