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, |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 42 | bool specifyNamespaces) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 43 | const std::string base = |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 44 | std::string(specifyNamespaces ? "::android::hardware::" : "") |
| 45 | + "hidl_vec<" |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 46 | + mElementType->getCppStackType( specifyNamespaces) |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 47 | + ">"; |
| 48 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 49 | switch (mode) { |
| 50 | case StorageMode_Stack: |
| 51 | return base; |
| 52 | |
| 53 | case StorageMode_Argument: |
| 54 | return "const " + base + "&"; |
| 55 | |
| 56 | case StorageMode_Result: |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 57 | { |
| 58 | if (isVectorOfBinders()) { |
| 59 | return base; |
| 60 | } |
| 61 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 62 | return "const " + base + "*"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 63 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 64 | } |
| 65 | } |
| 66 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 67 | std::string VectorType::getJavaType( |
| 68 | std::string *extra, bool /* forInitializer */) const { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 69 | extra->clear(); |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 70 | |
| 71 | std::string elementExtra; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 72 | std::string elementJavaType = mElementType->getJavaType(&elementExtra); |
| 73 | |
| 74 | CHECK(mElementType->isArray() || elementExtra.empty()); |
| 75 | |
| 76 | return "ArrayList<" |
| 77 | + (mElementType->isArray() |
| 78 | ? elementJavaType : mElementType->getJavaWrapperType()) |
| 79 | + elementExtra |
| 80 | + ">"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 81 | } |
| 82 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 83 | std::string VectorType::getVtsType() const { |
| 84 | return "TYPE_VECTOR"; |
| 85 | } |
| 86 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 87 | void VectorType::emitReaderWriter( |
| 88 | Formatter &out, |
| 89 | const std::string &name, |
| 90 | const std::string &parcelObj, |
| 91 | bool parcelObjIsPointer, |
| 92 | bool isReader, |
| 93 | ErrorMode mode) const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 94 | if (isVectorOfBinders()) { |
| 95 | emitReaderWriterForVectorOfBinders( |
| 96 | out, name, parcelObj, parcelObjIsPointer, isReader, mode); |
| 97 | |
| 98 | return; |
| 99 | } |
| 100 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 101 | std::string baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 102 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 103 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 104 | |
| 105 | out << "size_t " << parentName << ";\n\n"; |
| 106 | |
| 107 | const std::string parcelObjDeref = |
| 108 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 109 | |
| 110 | if (isReader) { |
| 111 | out << name |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 112 | << " = (const ::android::hardware::hidl_vec<" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 113 | << baseType |
| 114 | << "> *)" |
| 115 | << parcelObjDeref |
| 116 | << "readBuffer(&" |
| 117 | << parentName |
| 118 | << ");\n\n"; |
| 119 | |
| 120 | out << "if (" << name << " == nullptr) {\n"; |
| 121 | |
| 122 | out.indent(); |
| 123 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 124 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 125 | handleError2(out, mode); |
| 126 | |
| 127 | out.unindent(); |
| 128 | out << "}\n\n"; |
| 129 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 130 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 131 | << parcelObjDeref |
| 132 | << "writeBuffer(&" |
| 133 | << name |
| 134 | << ", sizeof(" |
| 135 | << name |
| 136 | << "), &" |
| 137 | << parentName |
| 138 | << ");\n"; |
| 139 | |
| 140 | handleError(out, mode); |
| 141 | } |
| 142 | |
| 143 | emitReaderWriterEmbedded( |
| 144 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 145 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 146 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 147 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 148 | isReader /* nameIsPointer */, |
| 149 | parcelObj, |
| 150 | parcelObjIsPointer, |
| 151 | isReader, |
| 152 | mode, |
| 153 | parentName, |
| 154 | "0 /* parentOffset */"); |
| 155 | } |
| 156 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 157 | void VectorType::emitReaderWriterForVectorOfBinders( |
| 158 | Formatter &out, |
| 159 | const std::string &name, |
| 160 | const std::string &parcelObj, |
| 161 | bool parcelObjIsPointer, |
| 162 | bool isReader, |
| 163 | ErrorMode mode) const { |
| 164 | const std::string parcelObjDeref = |
| 165 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 166 | |
| 167 | if (isReader) { |
| 168 | out << "{\n"; |
| 169 | out.indent(); |
| 170 | |
| 171 | const std::string sizeName = "_hidl_" + name + "_size"; |
| 172 | |
| 173 | out << "uint64_t " |
| 174 | << sizeName |
| 175 | << ";\n"; |
| 176 | |
| 177 | out << "_hidl_err = " |
| 178 | << parcelObjDeref |
| 179 | << "readUint64(&" |
| 180 | << sizeName |
| 181 | << ");\n"; |
| 182 | |
| 183 | handleError(out, mode); |
| 184 | |
| 185 | out << name |
| 186 | << ".resize(" |
| 187 | << sizeName |
| 188 | << ");\n\n" |
| 189 | << "for (size_t _hidl_index = 0; _hidl_index < " |
| 190 | << sizeName |
| 191 | << "; ++_hidl_index) {\n"; |
| 192 | |
| 193 | out.indent(); |
| 194 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 195 | out << mElementType->getCppStackType(true /* specifyNamespaces */) |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 196 | << " _hidl_binder;\n"; |
| 197 | |
| 198 | mElementType->emitReaderWriter( |
| 199 | out, |
| 200 | "_hidl_binder", |
| 201 | parcelObj, |
| 202 | parcelObjIsPointer, |
| 203 | isReader, |
| 204 | mode); |
| 205 | |
| 206 | out << name |
| 207 | << "[_hidl_index] = _hidl_binder;\n"; |
| 208 | |
| 209 | out.unindent(); |
| 210 | out << "}\n"; |
| 211 | |
| 212 | out.unindent(); |
| 213 | out << "}\n"; |
| 214 | } else { |
| 215 | out << "_hidl_err = " |
| 216 | << parcelObjDeref |
| 217 | << "writeUint64(" |
| 218 | << name |
| 219 | << ".size());\n"; |
| 220 | |
| 221 | handleError(out, mode); |
| 222 | |
| 223 | out << "for (size_t _hidl_index = 0; _hidl_index < " |
| 224 | << name |
| 225 | << ".size(); ++_hidl_index) {\n"; |
| 226 | |
| 227 | out.indent(); |
| 228 | |
| 229 | mElementType->emitReaderWriter( |
| 230 | out, |
| 231 | name + "[_hidl_index]", |
| 232 | parcelObj, |
| 233 | parcelObjIsPointer, |
| 234 | isReader, |
| 235 | mode); |
| 236 | |
| 237 | out.unindent(); |
| 238 | out << "}\n"; |
| 239 | } |
| 240 | } |
| 241 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 242 | void VectorType::emitReaderWriterEmbedded( |
| 243 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 244 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 245 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 246 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 247 | bool nameIsPointer, |
| 248 | const std::string &parcelObj, |
| 249 | bool parcelObjIsPointer, |
| 250 | bool isReader, |
| 251 | ErrorMode mode, |
| 252 | const std::string &parentName, |
| 253 | const std::string &offsetText) const { |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 254 | std::string baseType = getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 255 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 256 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 257 | out << "size_t " << childName << ";\n\n"; |
| 258 | |
| 259 | emitReaderWriterEmbeddedForTypeName( |
| 260 | out, |
| 261 | name, |
| 262 | nameIsPointer, |
| 263 | parcelObj, |
| 264 | parcelObjIsPointer, |
| 265 | isReader, |
| 266 | mode, |
| 267 | parentName, |
| 268 | offsetText, |
| 269 | baseType, |
| 270 | childName); |
| 271 | |
| 272 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 273 | return; |
| 274 | } |
| 275 | |
| 276 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 277 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 278 | baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 279 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 280 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 281 | |
| 282 | out << "for (size_t " |
| 283 | << iteratorName |
| 284 | << " = 0; " |
| 285 | << iteratorName |
| 286 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 287 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 288 | << "size(); ++" |
| 289 | << iteratorName |
| 290 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 291 | |
| 292 | out.indent(); |
| 293 | |
| 294 | mElementType->emitReaderWriterEmbedded( |
| 295 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 296 | depth + 1, |
| 297 | (nameIsPointer ? "(*" + name + ")" : name) |
| 298 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 299 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 300 | false /* nameIsPointer */, |
| 301 | parcelObj, |
| 302 | parcelObjIsPointer, |
| 303 | isReader, |
| 304 | mode, |
| 305 | childName, |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 306 | iteratorName + " * sizeof(" + baseType + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 307 | |
| 308 | out.unindent(); |
| 309 | |
| 310 | out << "}\n\n"; |
| 311 | } |
| 312 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 313 | void VectorType::emitResolveReferences( |
| 314 | Formatter &out, |
| 315 | const std::string &name, |
| 316 | bool nameIsPointer, |
| 317 | const std::string &parcelObj, |
| 318 | bool parcelObjIsPointer, |
| 319 | bool isReader, |
| 320 | ErrorMode mode) const { |
| 321 | emitResolveReferencesEmbeddedHelper( |
| 322 | out, |
| 323 | 0, /* depth */ |
| 324 | name, |
| 325 | name /* sanitizedName */, |
| 326 | nameIsPointer, |
| 327 | parcelObj, |
| 328 | parcelObjIsPointer, |
| 329 | isReader, |
| 330 | mode, |
| 331 | "_hidl_" + name + "_child", |
| 332 | "0 /* parentOffset */"); |
| 333 | } |
| 334 | |
| 335 | void VectorType::emitResolveReferencesEmbedded( |
| 336 | Formatter &out, |
| 337 | size_t depth, |
| 338 | const std::string &name, |
| 339 | const std::string &sanitizedName, |
| 340 | bool nameIsPointer, |
| 341 | const std::string &parcelObj, |
| 342 | bool parcelObjIsPointer, |
| 343 | bool isReader, |
| 344 | ErrorMode mode, |
| 345 | const std::string & /* parentName */, |
| 346 | const std::string & /* offsetText */) const { |
| 347 | emitResolveReferencesEmbeddedHelper( |
| 348 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 349 | parcelObjIsPointer, isReader, mode, "", ""); |
| 350 | } |
| 351 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 352 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 353 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 354 | return false; |
| 355 | } |
| 356 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 357 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 358 | Formatter &out, |
| 359 | size_t depth, |
| 360 | const std::string &name, |
| 361 | const std::string &sanitizedName, |
| 362 | bool nameIsPointer, |
| 363 | const std::string &parcelObj, |
| 364 | bool parcelObjIsPointer, |
| 365 | bool isReader, |
| 366 | ErrorMode mode, |
| 367 | const std::string &childName, |
| 368 | const std::string &childOffsetText) const { |
| 369 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 370 | |
| 371 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 372 | std::string elementType = mElementType->getCppStackType(); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 373 | |
| 374 | std::string myChildName = childName, myChildOffset = childOffsetText; |
| 375 | |
| 376 | if(myChildName.empty() && myChildOffset.empty()) { |
| 377 | myChildName = "_hidl_" + sanitizedName + "_child"; |
| 378 | myChildOffset = "0"; |
| 379 | |
| 380 | out << "size_t " << myChildName << ";\n"; |
| 381 | out << "_hidl_err = " << nameDeref << "findInParcel(" |
| 382 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 383 | << "&" << myChildName |
| 384 | << ");\n"; |
| 385 | |
| 386 | handleError(out, mode); |
| 387 | } |
| 388 | |
| 389 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 390 | |
| 391 | out << "for (size_t " |
| 392 | << iteratorName |
| 393 | << " = 0; " |
| 394 | << iteratorName |
| 395 | << " < " |
| 396 | << nameDeref |
| 397 | << "size(); ++" |
| 398 | << iteratorName |
| 399 | << ") {\n"; |
| 400 | |
| 401 | out.indent(); |
| 402 | |
| 403 | mElementType->emitResolveReferencesEmbedded( |
| 404 | out, |
| 405 | depth + 1, |
| 406 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 407 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 408 | false /* nameIsPointer */, |
| 409 | parcelObj, |
| 410 | parcelObjIsPointer, |
| 411 | isReader, |
| 412 | mode, |
| 413 | myChildName, |
| 414 | myChildOffset + " + " + |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame^] | 415 | iteratorName + " * sizeof(" + elementType + ")"); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 416 | |
| 417 | out.unindent(); |
| 418 | |
| 419 | out << "}\n\n"; |
| 420 | } |
| 421 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 422 | void VectorType::emitJavaReaderWriter( |
| 423 | Formatter &out, |
| 424 | const std::string &parcelObj, |
| 425 | const std::string &argName, |
| 426 | bool isReader) const { |
| 427 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 428 | std::string extra; // unused, because CompoundType leaves this empty. |
| 429 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 430 | if (isReader) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 431 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 432 | << ".readVectorFromParcel(" |
| 433 | << parcelObj |
| 434 | << ");\n"; |
| 435 | } else { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 436 | out << mElementType->getJavaType(&extra) |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 437 | << ".writeVectorToParcel(" |
| 438 | << parcelObj |
| 439 | << ", " |
| 440 | << argName |
| 441 | << ");\n"; |
| 442 | } |
| 443 | |
| 444 | return; |
| 445 | } |
| 446 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 447 | if (mElementType->isArray()) { |
| 448 | if (isReader) { |
| 449 | std::string extra; |
| 450 | out << " new " |
| 451 | << getJavaType(&extra, false /* forInitializer */) |
| 452 | << "();\n"; |
| 453 | } |
| 454 | |
| 455 | out << "{\n"; |
| 456 | out.indent(); |
| 457 | |
| 458 | out << "HwBlob _hidl_blob = "; |
| 459 | |
| 460 | if (isReader) { |
| 461 | out << parcelObj |
| 462 | << ".readBuffer();\n"; |
| 463 | } else { |
| 464 | size_t align, size; |
| 465 | getAlignmentAndSize(&align, &size); |
| 466 | |
| 467 | out << "new HwBlob(" |
| 468 | << size |
| 469 | << " /* size */);\n"; |
| 470 | } |
| 471 | |
| 472 | emitJavaFieldReaderWriter( |
| 473 | out, |
| 474 | 0 /* depth */, |
| 475 | parcelObj, |
| 476 | "_hidl_blob", |
| 477 | argName, |
| 478 | "0 /* offset */", |
| 479 | isReader); |
| 480 | |
| 481 | if (!isReader) { |
| 482 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 483 | }; |
| 484 | |
| 485 | out.unindent(); |
| 486 | out << "}\n"; |
| 487 | |
| 488 | return; |
| 489 | } |
| 490 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 491 | emitJavaReaderWriterWithSuffix( |
| 492 | out, |
| 493 | parcelObj, |
| 494 | argName, |
| 495 | isReader, |
| 496 | mElementType->getJavaSuffix() + "Vector", |
| 497 | "" /* extra */); |
| 498 | } |
| 499 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 500 | void VectorType::emitJavaFieldInitializer( |
| 501 | Formatter &out, const std::string &fieldName) const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 502 | std::string extra; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 503 | std::string javaType = getJavaType(&extra, false /* forInitializer */); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 504 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 505 | out << "final " |
| 506 | << javaType |
| 507 | << " " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 508 | << fieldName |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 509 | << " = new " |
| 510 | << javaType |
| 511 | << "();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 512 | } |
| 513 | |
| 514 | void VectorType::emitJavaFieldReaderWriter( |
| 515 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 516 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 517 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 518 | const std::string &blobName, |
| 519 | const std::string &fieldName, |
| 520 | const std::string &offset, |
| 521 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 522 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 523 | out, |
| 524 | depth, |
| 525 | mElementType, |
| 526 | parcelName, |
| 527 | blobName, |
| 528 | fieldName, |
| 529 | offset, |
| 530 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 531 | } |
| 532 | |
| 533 | // static |
| 534 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 535 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 536 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 537 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 538 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 539 | const std::string &blobName, |
| 540 | const std::string &fieldName, |
| 541 | const std::string &offset, |
| 542 | bool isReader) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 543 | if (isReader) { |
| 544 | out << "{\n"; |
| 545 | out.indent(); |
| 546 | |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 547 | out << "HwBlob childBlob = " |
| 548 | << parcelName |
| 549 | << ".readEmbeddedBuffer(\n"; |
| 550 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 551 | out.indent(); |
| 552 | out.indent(); |
| 553 | |
| 554 | out << blobName |
| 555 | << ".handle(),\n" |
| 556 | << offset |
| 557 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */);\n\n"; |
| 558 | |
| 559 | out.unindent(); |
| 560 | out.unindent(); |
| 561 | |
| 562 | out << fieldName << ".clear();\n"; |
| 563 | out << "long _hidl_vec_size = " |
| 564 | << blobName |
| 565 | << ".getInt64(" |
| 566 | << offset |
| 567 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 568 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 569 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 570 | |
| 571 | out << "for (int " |
| 572 | << iteratorName |
| 573 | << " = 0; " |
| 574 | << iteratorName |
| 575 | << " < _hidl_vec_size; " |
| 576 | << "++" |
| 577 | << iteratorName |
| 578 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 579 | |
| 580 | out.indent(); |
| 581 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 582 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 583 | |
| 584 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 585 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 586 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 587 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 588 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 589 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 590 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 591 | "childBlob", |
| 592 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 593 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 594 | true /* isReader */); |
| 595 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 596 | out << fieldName |
| 597 | << ".add(_hidl_vec_element);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 598 | |
| 599 | out.unindent(); |
| 600 | |
| 601 | out << "}\n"; |
| 602 | |
| 603 | out.unindent(); |
| 604 | out << "}\n"; |
| 605 | |
| 606 | return; |
| 607 | } |
| 608 | |
| 609 | out << "{\n"; |
| 610 | out.indent(); |
| 611 | |
| 612 | out << "long _hidl_vec_size = " |
| 613 | << fieldName |
| 614 | << ".size();\n"; |
| 615 | |
| 616 | out << blobName |
| 617 | << ".putInt64(" |
| 618 | << offset |
| 619 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 620 | |
| 621 | out << blobName |
| 622 | << ".putBool(" |
| 623 | << offset |
| 624 | << " + 16 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
| 625 | |
| 626 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 627 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 628 | |
| 629 | // XXX make HwBlob constructor take a long instead of an int? |
| 630 | out << "HwBlob childBlob = new HwBlob((int)(_hidl_vec_size * " |
| 631 | << elementSize |
| 632 | << "));\n"; |
| 633 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 634 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 635 | |
| 636 | out << "for (int " |
| 637 | << iteratorName |
| 638 | << " = 0; " |
| 639 | << iteratorName |
| 640 | << " < _hidl_vec_size; " |
| 641 | << "++" |
| 642 | << iteratorName |
| 643 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 644 | |
| 645 | out.indent(); |
| 646 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 647 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 648 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 649 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 650 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 651 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 652 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 653 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 654 | false /* isReader */); |
| 655 | |
| 656 | out.unindent(); |
| 657 | |
| 658 | out << "}\n"; |
| 659 | |
| 660 | out << blobName |
| 661 | << ".putBlob(" |
| 662 | << offset |
| 663 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 664 | |
| 665 | out.unindent(); |
| 666 | out << "}\n"; |
| 667 | } |
| 668 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 669 | bool VectorType::needsEmbeddedReadWrite() const { |
| 670 | return true; |
| 671 | } |
| 672 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 673 | bool VectorType::needsResolveReferences() const { |
| 674 | return mElementType->needsResolveReferences(); |
| 675 | } |
| 676 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 677 | bool VectorType::resultNeedsDeref() const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 678 | return !isVectorOfBinders(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 679 | } |
| 680 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 681 | status_t VectorType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 682 | out << "type: " << getVtsType() << "\n"; |
| 683 | out << "vector_value: {\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 684 | out.indent(); |
| 685 | status_t err = mElementType->emitVtsTypeDeclarations(out); |
| 686 | if (err != OK) { |
| 687 | return err; |
| 688 | } |
| 689 | out.unindent(); |
| 690 | out << "}\n"; |
| 691 | return OK; |
| 692 | } |
| 693 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 694 | status_t VectorType::emitVtsAttributeType(Formatter &out) const { |
| 695 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 696 | out.indent(); |
| 697 | status_t status = mElementType->emitVtsAttributeType(out); |
| 698 | if (status != OK) { |
| 699 | return status; |
| 700 | } |
| 701 | out.unindent(); |
| 702 | out << "}\n"; |
| 703 | return OK; |
| 704 | } |
| 705 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 706 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 707 | if (!mElementType->isJavaCompatible()) { |
| 708 | return false; |
| 709 | } |
| 710 | |
| 711 | if (mElementType->isArray()) { |
| 712 | return static_cast<ArrayType *>(mElementType)->countDimensions() == 1; |
| 713 | } |
| 714 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 715 | if (mElementType->isVector()) { |
| 716 | return false; |
| 717 | } |
| 718 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 719 | if (isVectorOfBinders()) { |
| 720 | return false; |
| 721 | } |
| 722 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 723 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 724 | } |
| 725 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 726 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 727 | *align = 8; // hidl_vec<T> |
| 728 | *size = 24; |
| 729 | } |
| 730 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 731 | } // namespace android |
| 732 | |