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" |
Yifan Hong | 51f9c8a | 2016-12-05 18:47:33 -0800 | [diff] [blame] | 20 | #include "CompoundType.h" |
Andreas Huber | 6755e9d | 2017-04-06 11:09:07 -0700 | [diff] [blame] | 21 | #include "HidlTypeAssertion.h" |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 22 | |
Iliyan Malchev | a72e0d2 | 2016-09-09 11:03:08 -0700 | [diff] [blame] | 23 | #include <hidl-util/Formatter.h> |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 24 | #include <android-base/logging.h> |
| 25 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 26 | namespace android { |
| 27 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 28 | VectorType::VectorType() { |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 29 | } |
| 30 | |
Steven Moreland | 30bb6a8 | 2016-11-30 09:18:34 -0800 | [diff] [blame] | 31 | std::string VectorType::typeName() const { |
| 32 | return "vector" + (mElementType == nullptr ? "" : (" of " + mElementType->typeName())); |
| 33 | } |
| 34 | |
Yifan Hong | 51f9c8a | 2016-12-05 18:47:33 -0800 | [diff] [blame] | 35 | bool VectorType::isCompatibleElementType(Type *elementType) const { |
| 36 | if (elementType->isScalar()) { |
| 37 | return true; |
| 38 | } |
| 39 | if (elementType->isString()) { |
| 40 | return true; |
| 41 | } |
| 42 | if (elementType->isEnum()) { |
| 43 | return true; |
| 44 | } |
| 45 | if (elementType->isBitField()) { |
| 46 | return true; |
| 47 | } |
| 48 | if (elementType->isCompoundType() |
| 49 | && static_cast<CompoundType *>(elementType)->style() == CompoundType::STYLE_STRUCT) { |
| 50 | return true; |
| 51 | } |
| 52 | if (elementType->isInterface()) { |
| 53 | return true; |
| 54 | } |
| 55 | if (elementType->isHandle()) { |
| 56 | return true; |
| 57 | } |
Steven Moreland | 397b5e1 | 2017-06-08 14:02:26 -0700 | [diff] [blame] | 58 | if (elementType->isMemory()) { |
| 59 | return true; |
| 60 | } |
Yifan Hong | 51f9c8a | 2016-12-05 18:47:33 -0800 | [diff] [blame] | 61 | if (elementType->isTemplatedType()) { |
| 62 | Type *inner = static_cast<TemplatedType *>(elementType)->getElementType(); |
| 63 | return this->isCompatibleElementType(inner) && !inner->isInterface(); |
| 64 | } |
| 65 | if (elementType->isArray()) { |
| 66 | Type *inner = static_cast<ArrayType *>(elementType)->getElementType(); |
| 67 | return this->isCompatibleElementType(inner) && !inner->isInterface(); |
| 68 | } |
| 69 | return false; |
Steven Moreland | 30bb6a8 | 2016-11-30 09:18:34 -0800 | [diff] [blame] | 70 | } |
| 71 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 72 | bool VectorType::isVector() const { |
| 73 | return true; |
| 74 | } |
| 75 | |
| 76 | bool VectorType::isVectorOfBinders() const { |
| 77 | return mElementType->isBinder(); |
| 78 | } |
| 79 | |
Yifan Hong | c6752dc | 2016-12-20 14:00:14 -0800 | [diff] [blame] | 80 | bool VectorType::canCheckEquality() const { |
| 81 | return mElementType->canCheckEquality(); |
| 82 | } |
| 83 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 84 | std::string VectorType::getCppType(StorageMode mode, |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 85 | bool specifyNamespaces) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 86 | const std::string base = |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 87 | std::string(specifyNamespaces ? "::android::hardware::" : "") |
| 88 | + "hidl_vec<" |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 89 | + mElementType->getCppStackType( specifyNamespaces) |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 90 | + ">"; |
| 91 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 92 | switch (mode) { |
| 93 | case StorageMode_Stack: |
| 94 | return base; |
| 95 | |
| 96 | case StorageMode_Argument: |
| 97 | return "const " + base + "&"; |
| 98 | |
| 99 | case StorageMode_Result: |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 100 | { |
| 101 | if (isVectorOfBinders()) { |
| 102 | return base; |
| 103 | } |
| 104 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 105 | return "const " + base + "*"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 106 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 107 | } |
| 108 | } |
| 109 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 110 | std::string VectorType::getJavaType(bool /* forInitializer */) const { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 111 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 112 | std::string elementJavaType; |
| 113 | if (mElementType->isArray()) { |
| 114 | elementJavaType = mElementType->getJavaType(); |
| 115 | } else { |
| 116 | elementJavaType = mElementType->getJavaWrapperType(); |
| 117 | } |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 118 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 119 | return "java.util.ArrayList<" |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 120 | + elementJavaType |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 121 | + ">"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 122 | } |
| 123 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 124 | std::string VectorType::getVtsType() const { |
| 125 | return "TYPE_VECTOR"; |
| 126 | } |
| 127 | |
Zhuoyao Zhang | e966784 | 2017-01-19 12:35:32 -0800 | [diff] [blame] | 128 | std::string VectorType::getVtsValueName() const { |
| 129 | return "vector_value"; |
| 130 | } |
| 131 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 132 | void VectorType::emitReaderWriter( |
| 133 | Formatter &out, |
| 134 | const std::string &name, |
| 135 | const std::string &parcelObj, |
| 136 | bool parcelObjIsPointer, |
| 137 | bool isReader, |
| 138 | ErrorMode mode) const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 139 | if (isVectorOfBinders()) { |
| 140 | emitReaderWriterForVectorOfBinders( |
| 141 | out, name, parcelObj, parcelObjIsPointer, isReader, mode); |
| 142 | |
| 143 | return; |
| 144 | } |
| 145 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 146 | std::string baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 147 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 148 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 149 | |
| 150 | out << "size_t " << parentName << ";\n\n"; |
| 151 | |
| 152 | const std::string parcelObjDeref = |
| 153 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 154 | |
| 155 | if (isReader) { |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame] | 156 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 157 | << parcelObjDeref |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 158 | << "readBuffer(" |
| 159 | << "sizeof(*" |
| 160 | << name |
| 161 | << "), &" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 162 | << parentName |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame] | 163 | << ", " |
| 164 | << " reinterpret_cast<const void **>(" |
| 165 | << "&" << name |
| 166 | << "));\n\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 167 | |
Martijn Coenen | 6a082c6 | 2017-01-11 12:47:02 +0100 | [diff] [blame] | 168 | handleError(out, mode); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 169 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 170 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 171 | << parcelObjDeref |
| 172 | << "writeBuffer(&" |
| 173 | << name |
| 174 | << ", sizeof(" |
| 175 | << name |
| 176 | << "), &" |
| 177 | << parentName |
| 178 | << ");\n"; |
| 179 | |
| 180 | handleError(out, mode); |
| 181 | } |
| 182 | |
| 183 | emitReaderWriterEmbedded( |
| 184 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 185 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 186 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 187 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 188 | isReader /* nameIsPointer */, |
| 189 | parcelObj, |
| 190 | parcelObjIsPointer, |
| 191 | isReader, |
| 192 | mode, |
| 193 | parentName, |
| 194 | "0 /* parentOffset */"); |
| 195 | } |
| 196 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 197 | void VectorType::emitReaderWriterForVectorOfBinders( |
| 198 | Formatter &out, |
| 199 | const std::string &name, |
| 200 | const std::string &parcelObj, |
| 201 | bool parcelObjIsPointer, |
| 202 | bool isReader, |
| 203 | ErrorMode mode) const { |
| 204 | const std::string parcelObjDeref = |
| 205 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 206 | |
| 207 | if (isReader) { |
| 208 | out << "{\n"; |
| 209 | out.indent(); |
| 210 | |
| 211 | const std::string sizeName = "_hidl_" + name + "_size"; |
| 212 | |
| 213 | out << "uint64_t " |
| 214 | << sizeName |
| 215 | << ";\n"; |
| 216 | |
| 217 | out << "_hidl_err = " |
| 218 | << parcelObjDeref |
| 219 | << "readUint64(&" |
| 220 | << sizeName |
| 221 | << ");\n"; |
| 222 | |
| 223 | handleError(out, mode); |
| 224 | |
| 225 | out << name |
| 226 | << ".resize(" |
| 227 | << sizeName |
| 228 | << ");\n\n" |
| 229 | << "for (size_t _hidl_index = 0; _hidl_index < " |
| 230 | << sizeName |
| 231 | << "; ++_hidl_index) {\n"; |
| 232 | |
| 233 | out.indent(); |
| 234 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 235 | out << mElementType->getCppStackType(true /* specifyNamespaces */) |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 236 | << " _hidl_base;\n"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 237 | |
| 238 | mElementType->emitReaderWriter( |
| 239 | out, |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 240 | "_hidl_base", |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 241 | parcelObj, |
| 242 | parcelObjIsPointer, |
| 243 | isReader, |
| 244 | mode); |
| 245 | |
| 246 | out << name |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 247 | << "[_hidl_index] = _hidl_base;\n"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 248 | |
| 249 | out.unindent(); |
| 250 | out << "}\n"; |
| 251 | |
| 252 | out.unindent(); |
| 253 | out << "}\n"; |
| 254 | } else { |
| 255 | out << "_hidl_err = " |
| 256 | << parcelObjDeref |
| 257 | << "writeUint64(" |
| 258 | << name |
| 259 | << ".size());\n"; |
| 260 | |
| 261 | handleError(out, mode); |
| 262 | |
| 263 | out << "for (size_t _hidl_index = 0; _hidl_index < " |
| 264 | << name |
| 265 | << ".size(); ++_hidl_index) {\n"; |
| 266 | |
| 267 | out.indent(); |
| 268 | |
| 269 | mElementType->emitReaderWriter( |
| 270 | out, |
| 271 | name + "[_hidl_index]", |
| 272 | parcelObj, |
| 273 | parcelObjIsPointer, |
| 274 | isReader, |
| 275 | mode); |
| 276 | |
| 277 | out.unindent(); |
| 278 | out << "}\n"; |
| 279 | } |
| 280 | } |
| 281 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 282 | void VectorType::emitReaderWriterEmbedded( |
| 283 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 284 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 285 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 286 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 287 | bool nameIsPointer, |
| 288 | const std::string &parcelObj, |
| 289 | bool parcelObjIsPointer, |
| 290 | bool isReader, |
| 291 | ErrorMode mode, |
| 292 | const std::string &parentName, |
| 293 | const std::string &offsetText) const { |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 294 | std::string baseType = getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 295 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 296 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 297 | out << "size_t " << childName << ";\n\n"; |
| 298 | |
| 299 | emitReaderWriterEmbeddedForTypeName( |
| 300 | out, |
| 301 | name, |
| 302 | nameIsPointer, |
| 303 | parcelObj, |
| 304 | parcelObjIsPointer, |
| 305 | isReader, |
| 306 | mode, |
| 307 | parentName, |
| 308 | offsetText, |
| 309 | baseType, |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 310 | childName, |
| 311 | "::android::hardware"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 312 | |
| 313 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 314 | return; |
| 315 | } |
| 316 | |
| 317 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 318 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 319 | baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 320 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 321 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 322 | |
| 323 | out << "for (size_t " |
| 324 | << iteratorName |
| 325 | << " = 0; " |
| 326 | << iteratorName |
| 327 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 328 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 329 | << "size(); ++" |
| 330 | << iteratorName |
| 331 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 332 | |
| 333 | out.indent(); |
| 334 | |
| 335 | mElementType->emitReaderWriterEmbedded( |
| 336 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 337 | depth + 1, |
| 338 | (nameIsPointer ? "(*" + name + ")" : name) |
| 339 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 340 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 341 | false /* nameIsPointer */, |
| 342 | parcelObj, |
| 343 | parcelObjIsPointer, |
| 344 | isReader, |
| 345 | mode, |
| 346 | childName, |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 347 | iteratorName + " * sizeof(" + baseType + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 348 | |
| 349 | out.unindent(); |
| 350 | |
| 351 | out << "}\n\n"; |
| 352 | } |
| 353 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 354 | void VectorType::emitResolveReferences( |
| 355 | Formatter &out, |
| 356 | const std::string &name, |
| 357 | bool nameIsPointer, |
| 358 | const std::string &parcelObj, |
| 359 | bool parcelObjIsPointer, |
| 360 | bool isReader, |
| 361 | ErrorMode mode) const { |
| 362 | emitResolveReferencesEmbeddedHelper( |
| 363 | out, |
| 364 | 0, /* depth */ |
| 365 | name, |
| 366 | name /* sanitizedName */, |
| 367 | nameIsPointer, |
| 368 | parcelObj, |
| 369 | parcelObjIsPointer, |
| 370 | isReader, |
| 371 | mode, |
| 372 | "_hidl_" + name + "_child", |
| 373 | "0 /* parentOffset */"); |
| 374 | } |
| 375 | |
| 376 | void VectorType::emitResolveReferencesEmbedded( |
| 377 | Formatter &out, |
| 378 | size_t depth, |
| 379 | const std::string &name, |
| 380 | const std::string &sanitizedName, |
| 381 | bool nameIsPointer, |
| 382 | const std::string &parcelObj, |
| 383 | bool parcelObjIsPointer, |
| 384 | bool isReader, |
| 385 | ErrorMode mode, |
| 386 | const std::string & /* parentName */, |
| 387 | const std::string & /* offsetText */) const { |
| 388 | emitResolveReferencesEmbeddedHelper( |
| 389 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 390 | parcelObjIsPointer, isReader, mode, "", ""); |
| 391 | } |
| 392 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 393 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 394 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 395 | return false; |
| 396 | } |
| 397 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 398 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 399 | Formatter &out, |
| 400 | size_t depth, |
| 401 | const std::string &name, |
| 402 | const std::string &sanitizedName, |
| 403 | bool nameIsPointer, |
| 404 | const std::string &parcelObj, |
| 405 | bool parcelObjIsPointer, |
| 406 | bool isReader, |
| 407 | ErrorMode mode, |
| 408 | const std::string &childName, |
| 409 | const std::string &childOffsetText) const { |
| 410 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 411 | |
| 412 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame] | 413 | const std::string nameDerefed = (nameIsPointer ? "*" : "") + name; |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 414 | std::string elementType = mElementType->getCppStackType(); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 415 | |
| 416 | std::string myChildName = childName, myChildOffset = childOffsetText; |
| 417 | |
| 418 | if(myChildName.empty() && myChildOffset.empty()) { |
| 419 | myChildName = "_hidl_" + sanitizedName + "_child"; |
| 420 | myChildOffset = "0"; |
| 421 | |
| 422 | out << "size_t " << myChildName << ";\n"; |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame] | 423 | out << "_hidl_err = ::android::hardware::findInParcel(" |
| 424 | << nameDerefed << ", " |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 425 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 426 | << "&" << myChildName |
| 427 | << ");\n"; |
| 428 | |
| 429 | handleError(out, mode); |
| 430 | } |
| 431 | |
| 432 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 433 | |
| 434 | out << "for (size_t " |
| 435 | << iteratorName |
| 436 | << " = 0; " |
| 437 | << iteratorName |
| 438 | << " < " |
| 439 | << nameDeref |
| 440 | << "size(); ++" |
| 441 | << iteratorName |
| 442 | << ") {\n"; |
| 443 | |
| 444 | out.indent(); |
| 445 | |
| 446 | mElementType->emitResolveReferencesEmbedded( |
| 447 | out, |
| 448 | depth + 1, |
| 449 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 450 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 451 | false /* nameIsPointer */, |
| 452 | parcelObj, |
| 453 | parcelObjIsPointer, |
| 454 | isReader, |
| 455 | mode, |
| 456 | myChildName, |
| 457 | myChildOffset + " + " + |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 458 | iteratorName + " * sizeof(" + elementType + ")"); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 459 | |
| 460 | out.unindent(); |
| 461 | |
| 462 | out << "}\n\n"; |
| 463 | } |
| 464 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 465 | void VectorType::emitJavaReaderWriter( |
| 466 | Formatter &out, |
| 467 | const std::string &parcelObj, |
| 468 | const std::string &argName, |
| 469 | bool isReader) const { |
| 470 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 471 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 472 | if (isReader) { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 473 | out << mElementType->getJavaType() |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 474 | << ".readVectorFromParcel(" |
| 475 | << parcelObj |
| 476 | << ");\n"; |
| 477 | } else { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 478 | out << mElementType->getJavaType() |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 479 | << ".writeVectorToParcel(" |
| 480 | << parcelObj |
| 481 | << ", " |
| 482 | << argName |
| 483 | << ");\n"; |
| 484 | } |
| 485 | |
| 486 | return; |
| 487 | } |
| 488 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 489 | if (mElementType->isArray()) { |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 490 | size_t align, size; |
| 491 | getAlignmentAndSize(&align, &size); |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 492 | if (isReader) { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 493 | out << " new " |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 494 | << getJavaType(false /* forInitializer */) |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 495 | << "();\n"; |
| 496 | } |
| 497 | |
| 498 | out << "{\n"; |
| 499 | out.indent(); |
| 500 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 501 | out << "android.os.HwBlob _hidl_blob = "; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 502 | |
| 503 | if (isReader) { |
| 504 | out << parcelObj |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 505 | << ".readBuffer(" |
| 506 | << size |
| 507 | << " /* size */);\n"; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 508 | } else { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 509 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 510 | out << "new android.os.HwBlob(" |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 511 | << size |
| 512 | << " /* size */);\n"; |
| 513 | } |
| 514 | |
| 515 | emitJavaFieldReaderWriter( |
| 516 | out, |
| 517 | 0 /* depth */, |
| 518 | parcelObj, |
| 519 | "_hidl_blob", |
| 520 | argName, |
| 521 | "0 /* offset */", |
| 522 | isReader); |
| 523 | |
| 524 | if (!isReader) { |
| 525 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 526 | }; |
| 527 | |
| 528 | out.unindent(); |
| 529 | out << "}\n"; |
| 530 | |
| 531 | return; |
| 532 | } |
| 533 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 534 | emitJavaReaderWriterWithSuffix( |
| 535 | out, |
| 536 | parcelObj, |
| 537 | argName, |
| 538 | isReader, |
| 539 | mElementType->getJavaSuffix() + "Vector", |
| 540 | "" /* extra */); |
| 541 | } |
| 542 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 543 | void VectorType::emitJavaFieldInitializer( |
| 544 | Formatter &out, const std::string &fieldName) const { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 545 | std::string javaType = getJavaType(false /* forInitializer */); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 546 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 547 | out << "final " |
| 548 | << javaType |
| 549 | << " " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 550 | << fieldName |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 551 | << " = new " |
| 552 | << javaType |
| 553 | << "();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 554 | } |
| 555 | |
| 556 | void VectorType::emitJavaFieldReaderWriter( |
| 557 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 558 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 559 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 560 | const std::string &blobName, |
| 561 | const std::string &fieldName, |
| 562 | const std::string &offset, |
| 563 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 564 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 565 | out, |
| 566 | depth, |
| 567 | mElementType, |
| 568 | parcelName, |
| 569 | blobName, |
| 570 | fieldName, |
| 571 | offset, |
| 572 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 573 | } |
| 574 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 575 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 576 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 577 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 578 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 579 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 580 | const std::string &blobName, |
| 581 | const std::string &fieldName, |
| 582 | const std::string &offset, |
| 583 | bool isReader) { |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 584 | size_t elementAlign, elementSize; |
| 585 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
| 586 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 587 | if (isReader) { |
| 588 | out << "{\n"; |
| 589 | out.indent(); |
| 590 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 591 | out << "int _hidl_vec_size = " |
| 592 | << blobName |
| 593 | << ".getInt32(" |
| 594 | << offset |
| 595 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 596 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 597 | out << "android.os.HwBlob childBlob = " |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 598 | << parcelName |
| 599 | << ".readEmbeddedBuffer(\n"; |
| 600 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 601 | out.indent(); |
| 602 | out.indent(); |
| 603 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 604 | out << "_hidl_vec_size * " |
| 605 | << elementSize << "," |
| 606 | << blobName |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 607 | << ".handle(),\n" |
| 608 | << offset |
Martijn Coenen | 011bb06 | 2017-01-13 11:09:41 +0100 | [diff] [blame] | 609 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */," |
| 610 | << "true /* nullable */);\n\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 611 | |
| 612 | out.unindent(); |
| 613 | out.unindent(); |
| 614 | |
| 615 | out << fieldName << ".clear();\n"; |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 616 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 617 | |
| 618 | out << "for (int " |
| 619 | << iteratorName |
| 620 | << " = 0; " |
| 621 | << iteratorName |
| 622 | << " < _hidl_vec_size; " |
| 623 | << "++" |
| 624 | << iteratorName |
| 625 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 626 | |
| 627 | out.indent(); |
| 628 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 629 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 630 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 631 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 632 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 633 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 634 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 635 | "childBlob", |
| 636 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 637 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 638 | true /* isReader */); |
| 639 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 640 | out << fieldName |
| 641 | << ".add(_hidl_vec_element);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 642 | |
| 643 | out.unindent(); |
| 644 | |
| 645 | out << "}\n"; |
| 646 | |
| 647 | out.unindent(); |
| 648 | out << "}\n"; |
| 649 | |
| 650 | return; |
| 651 | } |
| 652 | |
| 653 | out << "{\n"; |
| 654 | out.indent(); |
| 655 | |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 656 | out << "int _hidl_vec_size = " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 657 | << fieldName |
| 658 | << ".size();\n"; |
| 659 | |
| 660 | out << blobName |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 661 | << ".putInt32(" |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 662 | << offset |
| 663 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 664 | |
| 665 | out << blobName |
| 666 | << ".putBool(" |
| 667 | << offset |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 668 | << " + 12 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 669 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 670 | // XXX make HwBlob constructor take a long instead of an int? |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 671 | 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] | 672 | << elementSize |
| 673 | << "));\n"; |
| 674 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 675 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 676 | |
| 677 | out << "for (int " |
| 678 | << iteratorName |
| 679 | << " = 0; " |
| 680 | << iteratorName |
| 681 | << " < _hidl_vec_size; " |
| 682 | << "++" |
| 683 | << iteratorName |
| 684 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 685 | |
| 686 | out.indent(); |
| 687 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 688 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 689 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 690 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 691 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 692 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 693 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 694 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 695 | false /* isReader */); |
| 696 | |
| 697 | out.unindent(); |
| 698 | |
| 699 | out << "}\n"; |
| 700 | |
| 701 | out << blobName |
| 702 | << ".putBlob(" |
| 703 | << offset |
| 704 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 705 | |
| 706 | out.unindent(); |
| 707 | out << "}\n"; |
| 708 | } |
| 709 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 710 | bool VectorType::needsEmbeddedReadWrite() const { |
| 711 | return true; |
| 712 | } |
| 713 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 714 | bool VectorType::needsResolveReferences() const { |
| 715 | return mElementType->needsResolveReferences(); |
| 716 | } |
| 717 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 718 | bool VectorType::resultNeedsDeref() const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 719 | return !isVectorOfBinders(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 720 | } |
| 721 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 722 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 723 | if (!mElementType->isJavaCompatible()) { |
| 724 | return false; |
| 725 | } |
| 726 | |
| 727 | if (mElementType->isArray()) { |
Timur Iskhakov | 505316c | 2017-08-05 03:38:59 +0000 | [diff] [blame] | 728 | return static_cast<ArrayType*>(mElementType.get())->countDimensions() == 1; |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 729 | } |
| 730 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 731 | if (mElementType->isVector()) { |
| 732 | return false; |
| 733 | } |
| 734 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 735 | if (isVectorOfBinders()) { |
| 736 | return false; |
| 737 | } |
| 738 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 739 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 740 | } |
| 741 | |
Andreas Huber | 60d3b22 | 2017-03-30 09:10:56 -0700 | [diff] [blame] | 742 | bool VectorType::containsPointer() const { |
| 743 | return mElementType->containsPointer(); |
| 744 | } |
| 745 | |
Andreas Huber | 6755e9d | 2017-04-06 11:09:07 -0700 | [diff] [blame] | 746 | // All hidl_vec<T> have the same size. |
| 747 | static HidlTypeAssertion assertion("hidl_vec<char>", 16 /* size */); |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 748 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 749 | void VectorType::getAlignmentAndSizeStatic(size_t *align, size_t *size) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 750 | *align = 8; // hidl_vec<T> |
Andreas Huber | 6755e9d | 2017-04-06 11:09:07 -0700 | [diff] [blame] | 751 | *size = assertion.size(); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 752 | } |
| 753 | |
Martijn Coenen | b2a861c | 2017-04-18 15:54:25 -0700 | [diff] [blame] | 754 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 755 | VectorType::getAlignmentAndSizeStatic(align, size); |
| 756 | } |
| 757 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 758 | } // namespace android |
| 759 | |