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 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 67 | std::string VectorType::getJavaType(bool /* forInitializer */) const { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 68 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 69 | std::string elementJavaType; |
| 70 | if (mElementType->isArray()) { |
| 71 | elementJavaType = mElementType->getJavaType(); |
| 72 | } else { |
| 73 | elementJavaType = mElementType->getJavaWrapperType(); |
| 74 | } |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 75 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 76 | return "java.util.ArrayList<" |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 77 | + elementJavaType |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 78 | + ">"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 79 | } |
| 80 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 81 | std::string VectorType::getVtsType() const { |
| 82 | return "TYPE_VECTOR"; |
| 83 | } |
| 84 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 85 | void VectorType::emitReaderWriter( |
| 86 | Formatter &out, |
| 87 | const std::string &name, |
| 88 | const std::string &parcelObj, |
| 89 | bool parcelObjIsPointer, |
| 90 | bool isReader, |
| 91 | ErrorMode mode) const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 92 | if (isVectorOfBinders()) { |
| 93 | emitReaderWriterForVectorOfBinders( |
| 94 | out, name, parcelObj, parcelObjIsPointer, isReader, mode); |
| 95 | |
| 96 | return; |
| 97 | } |
| 98 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 99 | std::string baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 100 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 101 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 102 | |
| 103 | out << "size_t " << parentName << ";\n\n"; |
| 104 | |
| 105 | const std::string parcelObjDeref = |
| 106 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 107 | |
| 108 | if (isReader) { |
| 109 | out << name |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 110 | << " = (const ::android::hardware::hidl_vec<" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 111 | << baseType |
| 112 | << "> *)" |
| 113 | << parcelObjDeref |
| 114 | << "readBuffer(&" |
| 115 | << parentName |
| 116 | << ");\n\n"; |
| 117 | |
| 118 | out << "if (" << name << " == nullptr) {\n"; |
| 119 | |
| 120 | out.indent(); |
| 121 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 122 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 123 | handleError2(out, mode); |
| 124 | |
| 125 | out.unindent(); |
| 126 | out << "}\n\n"; |
| 127 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 128 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 129 | << parcelObjDeref |
| 130 | << "writeBuffer(&" |
| 131 | << name |
| 132 | << ", sizeof(" |
| 133 | << name |
| 134 | << "), &" |
| 135 | << parentName |
| 136 | << ");\n"; |
| 137 | |
| 138 | handleError(out, mode); |
| 139 | } |
| 140 | |
| 141 | emitReaderWriterEmbedded( |
| 142 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 143 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 144 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 145 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 146 | isReader /* nameIsPointer */, |
| 147 | parcelObj, |
| 148 | parcelObjIsPointer, |
| 149 | isReader, |
| 150 | mode, |
| 151 | parentName, |
| 152 | "0 /* parentOffset */"); |
| 153 | } |
| 154 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 155 | void VectorType::emitReaderWriterForVectorOfBinders( |
| 156 | Formatter &out, |
| 157 | const std::string &name, |
| 158 | const std::string &parcelObj, |
| 159 | bool parcelObjIsPointer, |
| 160 | bool isReader, |
| 161 | ErrorMode mode) const { |
| 162 | const std::string parcelObjDeref = |
| 163 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 164 | |
| 165 | if (isReader) { |
| 166 | out << "{\n"; |
| 167 | out.indent(); |
| 168 | |
| 169 | const std::string sizeName = "_hidl_" + name + "_size"; |
| 170 | |
| 171 | out << "uint64_t " |
| 172 | << sizeName |
| 173 | << ";\n"; |
| 174 | |
| 175 | out << "_hidl_err = " |
| 176 | << parcelObjDeref |
| 177 | << "readUint64(&" |
| 178 | << sizeName |
| 179 | << ");\n"; |
| 180 | |
| 181 | handleError(out, mode); |
| 182 | |
| 183 | out << name |
| 184 | << ".resize(" |
| 185 | << sizeName |
| 186 | << ");\n\n" |
| 187 | << "for (size_t _hidl_index = 0; _hidl_index < " |
| 188 | << sizeName |
| 189 | << "; ++_hidl_index) {\n"; |
| 190 | |
| 191 | out.indent(); |
| 192 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 193 | out << mElementType->getCppStackType(true /* specifyNamespaces */) |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 194 | << " _hidl_binder;\n"; |
| 195 | |
| 196 | mElementType->emitReaderWriter( |
| 197 | out, |
| 198 | "_hidl_binder", |
| 199 | parcelObj, |
| 200 | parcelObjIsPointer, |
| 201 | isReader, |
| 202 | mode); |
| 203 | |
| 204 | out << name |
| 205 | << "[_hidl_index] = _hidl_binder;\n"; |
| 206 | |
| 207 | out.unindent(); |
| 208 | out << "}\n"; |
| 209 | |
| 210 | out.unindent(); |
| 211 | out << "}\n"; |
| 212 | } else { |
| 213 | out << "_hidl_err = " |
| 214 | << parcelObjDeref |
| 215 | << "writeUint64(" |
| 216 | << name |
| 217 | << ".size());\n"; |
| 218 | |
| 219 | handleError(out, mode); |
| 220 | |
| 221 | out << "for (size_t _hidl_index = 0; _hidl_index < " |
| 222 | << name |
| 223 | << ".size(); ++_hidl_index) {\n"; |
| 224 | |
| 225 | out.indent(); |
| 226 | |
| 227 | mElementType->emitReaderWriter( |
| 228 | out, |
| 229 | name + "[_hidl_index]", |
| 230 | parcelObj, |
| 231 | parcelObjIsPointer, |
| 232 | isReader, |
| 233 | mode); |
| 234 | |
| 235 | out.unindent(); |
| 236 | out << "}\n"; |
| 237 | } |
| 238 | } |
| 239 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 240 | void VectorType::emitReaderWriterEmbedded( |
| 241 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 242 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 243 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 244 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 245 | bool nameIsPointer, |
| 246 | const std::string &parcelObj, |
| 247 | bool parcelObjIsPointer, |
| 248 | bool isReader, |
| 249 | ErrorMode mode, |
| 250 | const std::string &parentName, |
| 251 | const std::string &offsetText) const { |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 252 | std::string baseType = getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 253 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 254 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 255 | out << "size_t " << childName << ";\n\n"; |
| 256 | |
| 257 | emitReaderWriterEmbeddedForTypeName( |
| 258 | out, |
| 259 | name, |
| 260 | nameIsPointer, |
| 261 | parcelObj, |
| 262 | parcelObjIsPointer, |
| 263 | isReader, |
| 264 | mode, |
| 265 | parentName, |
| 266 | offsetText, |
| 267 | baseType, |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 268 | childName, |
| 269 | "::android::hardware"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 270 | |
| 271 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 272 | return; |
| 273 | } |
| 274 | |
| 275 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 276 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 277 | baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 278 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 279 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 280 | |
| 281 | out << "for (size_t " |
| 282 | << iteratorName |
| 283 | << " = 0; " |
| 284 | << iteratorName |
| 285 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 286 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 287 | << "size(); ++" |
| 288 | << iteratorName |
| 289 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 290 | |
| 291 | out.indent(); |
| 292 | |
| 293 | mElementType->emitReaderWriterEmbedded( |
| 294 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 295 | depth + 1, |
| 296 | (nameIsPointer ? "(*" + name + ")" : name) |
| 297 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 298 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 299 | false /* nameIsPointer */, |
| 300 | parcelObj, |
| 301 | parcelObjIsPointer, |
| 302 | isReader, |
| 303 | mode, |
| 304 | childName, |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 305 | iteratorName + " * sizeof(" + baseType + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 306 | |
| 307 | out.unindent(); |
| 308 | |
| 309 | out << "}\n\n"; |
| 310 | } |
| 311 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 312 | void VectorType::emitResolveReferences( |
| 313 | Formatter &out, |
| 314 | const std::string &name, |
| 315 | bool nameIsPointer, |
| 316 | const std::string &parcelObj, |
| 317 | bool parcelObjIsPointer, |
| 318 | bool isReader, |
| 319 | ErrorMode mode) const { |
| 320 | emitResolveReferencesEmbeddedHelper( |
| 321 | out, |
| 322 | 0, /* depth */ |
| 323 | name, |
| 324 | name /* sanitizedName */, |
| 325 | nameIsPointer, |
| 326 | parcelObj, |
| 327 | parcelObjIsPointer, |
| 328 | isReader, |
| 329 | mode, |
| 330 | "_hidl_" + name + "_child", |
| 331 | "0 /* parentOffset */"); |
| 332 | } |
| 333 | |
| 334 | void VectorType::emitResolveReferencesEmbedded( |
| 335 | Formatter &out, |
| 336 | size_t depth, |
| 337 | const std::string &name, |
| 338 | const std::string &sanitizedName, |
| 339 | bool nameIsPointer, |
| 340 | const std::string &parcelObj, |
| 341 | bool parcelObjIsPointer, |
| 342 | bool isReader, |
| 343 | ErrorMode mode, |
| 344 | const std::string & /* parentName */, |
| 345 | const std::string & /* offsetText */) const { |
| 346 | emitResolveReferencesEmbeddedHelper( |
| 347 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 348 | parcelObjIsPointer, isReader, mode, "", ""); |
| 349 | } |
| 350 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 351 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 352 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 353 | return false; |
| 354 | } |
| 355 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 356 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 357 | Formatter &out, |
| 358 | size_t depth, |
| 359 | const std::string &name, |
| 360 | const std::string &sanitizedName, |
| 361 | bool nameIsPointer, |
| 362 | const std::string &parcelObj, |
| 363 | bool parcelObjIsPointer, |
| 364 | bool isReader, |
| 365 | ErrorMode mode, |
| 366 | const std::string &childName, |
| 367 | const std::string &childOffsetText) const { |
| 368 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 369 | |
| 370 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame^] | 371 | const std::string nameDerefed = (nameIsPointer ? "*" : "") + name; |
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"; |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame^] | 381 | out << "_hidl_err = ::android::hardware::findInParcel(" |
| 382 | << nameDerefed << ", " |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 383 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 384 | << "&" << myChildName |
| 385 | << ");\n"; |
| 386 | |
| 387 | handleError(out, mode); |
| 388 | } |
| 389 | |
| 390 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 391 | |
| 392 | out << "for (size_t " |
| 393 | << iteratorName |
| 394 | << " = 0; " |
| 395 | << iteratorName |
| 396 | << " < " |
| 397 | << nameDeref |
| 398 | << "size(); ++" |
| 399 | << iteratorName |
| 400 | << ") {\n"; |
| 401 | |
| 402 | out.indent(); |
| 403 | |
| 404 | mElementType->emitResolveReferencesEmbedded( |
| 405 | out, |
| 406 | depth + 1, |
| 407 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 408 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 409 | false /* nameIsPointer */, |
| 410 | parcelObj, |
| 411 | parcelObjIsPointer, |
| 412 | isReader, |
| 413 | mode, |
| 414 | myChildName, |
| 415 | myChildOffset + " + " + |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 416 | iteratorName + " * sizeof(" + elementType + ")"); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 417 | |
| 418 | out.unindent(); |
| 419 | |
| 420 | out << "}\n\n"; |
| 421 | } |
| 422 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 423 | void VectorType::emitJavaReaderWriter( |
| 424 | Formatter &out, |
| 425 | const std::string &parcelObj, |
| 426 | const std::string &argName, |
| 427 | bool isReader) const { |
| 428 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 429 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 430 | if (isReader) { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 431 | out << mElementType->getJavaType() |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 432 | << ".readVectorFromParcel(" |
| 433 | << parcelObj |
| 434 | << ");\n"; |
| 435 | } else { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 436 | out << mElementType->getJavaType() |
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) { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 449 | out << " new " |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 450 | << getJavaType(false /* forInitializer */) |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 451 | << "();\n"; |
| 452 | } |
| 453 | |
| 454 | out << "{\n"; |
| 455 | out.indent(); |
| 456 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 457 | out << "android.os.HwBlob _hidl_blob = "; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 458 | |
| 459 | if (isReader) { |
| 460 | out << parcelObj |
| 461 | << ".readBuffer();\n"; |
| 462 | } else { |
| 463 | size_t align, size; |
| 464 | getAlignmentAndSize(&align, &size); |
| 465 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 466 | out << "new android.os.HwBlob(" |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 467 | << size |
| 468 | << " /* size */);\n"; |
| 469 | } |
| 470 | |
| 471 | emitJavaFieldReaderWriter( |
| 472 | out, |
| 473 | 0 /* depth */, |
| 474 | parcelObj, |
| 475 | "_hidl_blob", |
| 476 | argName, |
| 477 | "0 /* offset */", |
| 478 | isReader); |
| 479 | |
| 480 | if (!isReader) { |
| 481 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 482 | }; |
| 483 | |
| 484 | out.unindent(); |
| 485 | out << "}\n"; |
| 486 | |
| 487 | return; |
| 488 | } |
| 489 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 490 | emitJavaReaderWriterWithSuffix( |
| 491 | out, |
| 492 | parcelObj, |
| 493 | argName, |
| 494 | isReader, |
| 495 | mElementType->getJavaSuffix() + "Vector", |
| 496 | "" /* extra */); |
| 497 | } |
| 498 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 499 | void VectorType::emitJavaFieldInitializer( |
| 500 | Formatter &out, const std::string &fieldName) const { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 501 | std::string javaType = getJavaType(false /* forInitializer */); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 502 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 503 | out << "final " |
| 504 | << javaType |
| 505 | << " " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 506 | << fieldName |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 507 | << " = new " |
| 508 | << javaType |
| 509 | << "();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 510 | } |
| 511 | |
| 512 | void VectorType::emitJavaFieldReaderWriter( |
| 513 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 514 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 515 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 516 | const std::string &blobName, |
| 517 | const std::string &fieldName, |
| 518 | const std::string &offset, |
| 519 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 520 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 521 | out, |
| 522 | depth, |
| 523 | mElementType, |
| 524 | parcelName, |
| 525 | blobName, |
| 526 | fieldName, |
| 527 | offset, |
| 528 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 529 | } |
| 530 | |
| 531 | // static |
| 532 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 533 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 534 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 535 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 536 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 537 | const std::string &blobName, |
| 538 | const std::string &fieldName, |
| 539 | const std::string &offset, |
| 540 | bool isReader) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 541 | if (isReader) { |
| 542 | out << "{\n"; |
| 543 | out.indent(); |
| 544 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 545 | out << "android.os.HwBlob childBlob = " |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 546 | << parcelName |
| 547 | << ".readEmbeddedBuffer(\n"; |
| 548 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 549 | out.indent(); |
| 550 | out.indent(); |
| 551 | |
| 552 | out << blobName |
| 553 | << ".handle(),\n" |
| 554 | << offset |
| 555 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */);\n\n"; |
| 556 | |
| 557 | out.unindent(); |
| 558 | out.unindent(); |
| 559 | |
| 560 | out << fieldName << ".clear();\n"; |
| 561 | out << "long _hidl_vec_size = " |
| 562 | << blobName |
| 563 | << ".getInt64(" |
| 564 | << offset |
| 565 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 566 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 567 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 568 | |
| 569 | out << "for (int " |
| 570 | << iteratorName |
| 571 | << " = 0; " |
| 572 | << iteratorName |
| 573 | << " < _hidl_vec_size; " |
| 574 | << "++" |
| 575 | << iteratorName |
| 576 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 577 | |
| 578 | out.indent(); |
| 579 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 580 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 581 | |
| 582 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 583 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 584 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 585 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 586 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 587 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 588 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 589 | "childBlob", |
| 590 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 591 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 592 | true /* isReader */); |
| 593 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 594 | out << fieldName |
| 595 | << ".add(_hidl_vec_element);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 596 | |
| 597 | out.unindent(); |
| 598 | |
| 599 | out << "}\n"; |
| 600 | |
| 601 | out.unindent(); |
| 602 | out << "}\n"; |
| 603 | |
| 604 | return; |
| 605 | } |
| 606 | |
| 607 | out << "{\n"; |
| 608 | out.indent(); |
| 609 | |
| 610 | out << "long _hidl_vec_size = " |
| 611 | << fieldName |
| 612 | << ".size();\n"; |
| 613 | |
| 614 | out << blobName |
| 615 | << ".putInt64(" |
| 616 | << offset |
| 617 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 618 | |
| 619 | out << blobName |
| 620 | << ".putBool(" |
| 621 | << offset |
| 622 | << " + 16 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
| 623 | |
| 624 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 625 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 626 | |
| 627 | // XXX make HwBlob constructor take a long instead of an int? |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 628 | out << "android.os.HwBlob childBlob = new android.os.HwBlob((int)(_hidl_vec_size * " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 629 | << elementSize |
| 630 | << "));\n"; |
| 631 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 632 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 633 | |
| 634 | out << "for (int " |
| 635 | << iteratorName |
| 636 | << " = 0; " |
| 637 | << iteratorName |
| 638 | << " < _hidl_vec_size; " |
| 639 | << "++" |
| 640 | << iteratorName |
| 641 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 642 | |
| 643 | out.indent(); |
| 644 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 645 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 646 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 647 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 648 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 649 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 650 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 651 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 652 | false /* isReader */); |
| 653 | |
| 654 | out.unindent(); |
| 655 | |
| 656 | out << "}\n"; |
| 657 | |
| 658 | out << blobName |
| 659 | << ".putBlob(" |
| 660 | << offset |
| 661 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 662 | |
| 663 | out.unindent(); |
| 664 | out << "}\n"; |
| 665 | } |
| 666 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 667 | bool VectorType::needsEmbeddedReadWrite() const { |
| 668 | return true; |
| 669 | } |
| 670 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 671 | bool VectorType::needsResolveReferences() const { |
| 672 | return mElementType->needsResolveReferences(); |
| 673 | } |
| 674 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 675 | bool VectorType::resultNeedsDeref() const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 676 | return !isVectorOfBinders(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 677 | } |
| 678 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 679 | status_t VectorType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 680 | out << "type: " << getVtsType() << "\n"; |
| 681 | out << "vector_value: {\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 682 | out.indent(); |
| 683 | status_t err = mElementType->emitVtsTypeDeclarations(out); |
| 684 | if (err != OK) { |
| 685 | return err; |
| 686 | } |
| 687 | out.unindent(); |
| 688 | out << "}\n"; |
| 689 | return OK; |
| 690 | } |
| 691 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 692 | status_t VectorType::emitVtsAttributeType(Formatter &out) const { |
| 693 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 694 | out.indent(); |
| 695 | status_t status = mElementType->emitVtsAttributeType(out); |
| 696 | if (status != OK) { |
| 697 | return status; |
| 698 | } |
| 699 | out.unindent(); |
| 700 | out << "}\n"; |
| 701 | return OK; |
| 702 | } |
| 703 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 704 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 705 | if (!mElementType->isJavaCompatible()) { |
| 706 | return false; |
| 707 | } |
| 708 | |
| 709 | if (mElementType->isArray()) { |
| 710 | return static_cast<ArrayType *>(mElementType)->countDimensions() == 1; |
| 711 | } |
| 712 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 713 | if (mElementType->isVector()) { |
| 714 | return false; |
| 715 | } |
| 716 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 717 | if (isVectorOfBinders()) { |
| 718 | return false; |
| 719 | } |
| 720 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 721 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 722 | } |
| 723 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 724 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 725 | *align = 8; // hidl_vec<T> |
| 726 | *size = 24; |
| 727 | } |
| 728 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 729 | } // namespace android |
| 730 | |