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 | 30bb6a8 | 2016-11-30 09:18:34 -0800 | [diff] [blame^] | 29 | std::string VectorType::typeName() const { |
| 30 | return "vector" + (mElementType == nullptr ? "" : (" of " + mElementType->typeName())); |
| 31 | } |
| 32 | |
| 33 | bool VectorType::isCompatibleElementType(Type *) const { |
| 34 | return true; |
| 35 | } |
| 36 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 37 | void VectorType::addNamedTypesToSet(std::set<const FQName> &set) const { |
| 38 | mElementType->addNamedTypesToSet(set); |
| 39 | } |
| 40 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 41 | bool VectorType::isVector() const { |
| 42 | return true; |
| 43 | } |
| 44 | |
| 45 | bool VectorType::isVectorOfBinders() const { |
| 46 | return mElementType->isBinder(); |
| 47 | } |
| 48 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 49 | std::string VectorType::getCppType(StorageMode mode, |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 50 | bool specifyNamespaces) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 51 | const std::string base = |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 52 | std::string(specifyNamespaces ? "::android::hardware::" : "") |
| 53 | + "hidl_vec<" |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 54 | + mElementType->getCppStackType( specifyNamespaces) |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 55 | + ">"; |
| 56 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 57 | switch (mode) { |
| 58 | case StorageMode_Stack: |
| 59 | return base; |
| 60 | |
| 61 | case StorageMode_Argument: |
| 62 | return "const " + base + "&"; |
| 63 | |
| 64 | case StorageMode_Result: |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 65 | { |
| 66 | if (isVectorOfBinders()) { |
| 67 | return base; |
| 68 | } |
| 69 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 70 | return "const " + base + "*"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 71 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 72 | } |
| 73 | } |
| 74 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 75 | std::string VectorType::getJavaType(bool /* forInitializer */) const { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 76 | |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 77 | std::string elementJavaType; |
| 78 | if (mElementType->isArray()) { |
| 79 | elementJavaType = mElementType->getJavaType(); |
| 80 | } else { |
| 81 | elementJavaType = mElementType->getJavaWrapperType(); |
| 82 | } |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 83 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 84 | return "java.util.ArrayList<" |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 85 | + elementJavaType |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 86 | + ">"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 87 | } |
| 88 | |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 89 | std::string VectorType::getVtsType() const { |
| 90 | return "TYPE_VECTOR"; |
| 91 | } |
| 92 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 93 | void VectorType::emitReaderWriter( |
| 94 | Formatter &out, |
| 95 | const std::string &name, |
| 96 | const std::string &parcelObj, |
| 97 | bool parcelObjIsPointer, |
| 98 | bool isReader, |
| 99 | ErrorMode mode) const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 100 | if (isVectorOfBinders()) { |
| 101 | emitReaderWriterForVectorOfBinders( |
| 102 | out, name, parcelObj, parcelObjIsPointer, isReader, mode); |
| 103 | |
| 104 | return; |
| 105 | } |
| 106 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 107 | std::string baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 108 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 109 | const std::string parentName = "_hidl_" + name + "_parent"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 110 | |
| 111 | out << "size_t " << parentName << ";\n\n"; |
| 112 | |
| 113 | const std::string parcelObjDeref = |
| 114 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 115 | |
| 116 | if (isReader) { |
| 117 | out << name |
Andreas Huber | 8a82ff7 | 2016-08-04 10:29:39 -0700 | [diff] [blame] | 118 | << " = (const ::android::hardware::hidl_vec<" |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 119 | << baseType |
| 120 | << "> *)" |
| 121 | << parcelObjDeref |
| 122 | << "readBuffer(&" |
| 123 | << parentName |
| 124 | << ");\n\n"; |
| 125 | |
| 126 | out << "if (" << name << " == nullptr) {\n"; |
| 127 | |
| 128 | out.indent(); |
| 129 | |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 130 | out << "_hidl_err = ::android::UNKNOWN_ERROR;\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 131 | handleError2(out, mode); |
| 132 | |
| 133 | out.unindent(); |
| 134 | out << "}\n\n"; |
| 135 | } else { |
Iliyan Malchev | 549e259 | 2016-08-10 08:59:12 -0700 | [diff] [blame] | 136 | out << "_hidl_err = " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 137 | << parcelObjDeref |
| 138 | << "writeBuffer(&" |
| 139 | << name |
| 140 | << ", sizeof(" |
| 141 | << name |
| 142 | << "), &" |
| 143 | << parentName |
| 144 | << ");\n"; |
| 145 | |
| 146 | handleError(out, mode); |
| 147 | } |
| 148 | |
| 149 | emitReaderWriterEmbedded( |
| 150 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 151 | 0 /* depth */, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 152 | name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 153 | name /* sanitizedName */ , |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 154 | isReader /* nameIsPointer */, |
| 155 | parcelObj, |
| 156 | parcelObjIsPointer, |
| 157 | isReader, |
| 158 | mode, |
| 159 | parentName, |
| 160 | "0 /* parentOffset */"); |
| 161 | } |
| 162 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 163 | void VectorType::emitReaderWriterForVectorOfBinders( |
| 164 | Formatter &out, |
| 165 | const std::string &name, |
| 166 | const std::string &parcelObj, |
| 167 | bool parcelObjIsPointer, |
| 168 | bool isReader, |
| 169 | ErrorMode mode) const { |
| 170 | const std::string parcelObjDeref = |
| 171 | parcelObj + (parcelObjIsPointer ? "->" : "."); |
| 172 | |
| 173 | if (isReader) { |
| 174 | out << "{\n"; |
| 175 | out.indent(); |
| 176 | |
| 177 | const std::string sizeName = "_hidl_" + name + "_size"; |
| 178 | |
| 179 | out << "uint64_t " |
| 180 | << sizeName |
| 181 | << ";\n"; |
| 182 | |
| 183 | out << "_hidl_err = " |
| 184 | << parcelObjDeref |
| 185 | << "readUint64(&" |
| 186 | << sizeName |
| 187 | << ");\n"; |
| 188 | |
| 189 | handleError(out, mode); |
| 190 | |
| 191 | out << name |
| 192 | << ".resize(" |
| 193 | << sizeName |
| 194 | << ");\n\n" |
| 195 | << "for (size_t _hidl_index = 0; _hidl_index < " |
| 196 | << sizeName |
| 197 | << "; ++_hidl_index) {\n"; |
| 198 | |
| 199 | out.indent(); |
| 200 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 201 | out << mElementType->getCppStackType(true /* specifyNamespaces */) |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 202 | << " _hidl_base;\n"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 203 | |
| 204 | mElementType->emitReaderWriter( |
| 205 | out, |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 206 | "_hidl_base", |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 207 | parcelObj, |
| 208 | parcelObjIsPointer, |
| 209 | isReader, |
| 210 | mode); |
| 211 | |
| 212 | out << name |
Yifan Hong | c893404 | 2016-11-17 17:10:52 -0800 | [diff] [blame] | 213 | << "[_hidl_index] = _hidl_base;\n"; |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 214 | |
| 215 | out.unindent(); |
| 216 | out << "}\n"; |
| 217 | |
| 218 | out.unindent(); |
| 219 | out << "}\n"; |
| 220 | } else { |
| 221 | out << "_hidl_err = " |
| 222 | << parcelObjDeref |
| 223 | << "writeUint64(" |
| 224 | << name |
| 225 | << ".size());\n"; |
| 226 | |
| 227 | handleError(out, mode); |
| 228 | |
| 229 | out << "for (size_t _hidl_index = 0; _hidl_index < " |
| 230 | << name |
| 231 | << ".size(); ++_hidl_index) {\n"; |
| 232 | |
| 233 | out.indent(); |
| 234 | |
| 235 | mElementType->emitReaderWriter( |
| 236 | out, |
| 237 | name + "[_hidl_index]", |
| 238 | parcelObj, |
| 239 | parcelObjIsPointer, |
| 240 | isReader, |
| 241 | mode); |
| 242 | |
| 243 | out.unindent(); |
| 244 | out << "}\n"; |
| 245 | } |
| 246 | } |
| 247 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 248 | void VectorType::emitReaderWriterEmbedded( |
| 249 | Formatter &out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 250 | size_t depth, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 251 | const std::string &name, |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 252 | const std::string &sanitizedName, |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 253 | bool nameIsPointer, |
| 254 | const std::string &parcelObj, |
| 255 | bool parcelObjIsPointer, |
| 256 | bool isReader, |
| 257 | ErrorMode mode, |
| 258 | const std::string &parentName, |
| 259 | const std::string &offsetText) const { |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 260 | std::string baseType = getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 261 | |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 262 | const std::string childName = "_hidl_" + sanitizedName + "_child"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 263 | out << "size_t " << childName << ";\n\n"; |
| 264 | |
| 265 | emitReaderWriterEmbeddedForTypeName( |
| 266 | out, |
| 267 | name, |
| 268 | nameIsPointer, |
| 269 | parcelObj, |
| 270 | parcelObjIsPointer, |
| 271 | isReader, |
| 272 | mode, |
| 273 | parentName, |
| 274 | offsetText, |
| 275 | baseType, |
Yifan Hong | 244e82d | 2016-11-11 11:13:57 -0800 | [diff] [blame] | 276 | childName, |
| 277 | "::android::hardware"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 278 | |
| 279 | if (!mElementType->needsEmbeddedReadWrite()) { |
| 280 | return; |
| 281 | } |
| 282 | |
| 283 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
| 284 | |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 285 | baseType = mElementType->getCppStackType(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 286 | |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 287 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 288 | |
| 289 | out << "for (size_t " |
| 290 | << iteratorName |
| 291 | << " = 0; " |
| 292 | << iteratorName |
| 293 | << " < " |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 294 | << nameDeref |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 295 | << "size(); ++" |
| 296 | << iteratorName |
| 297 | << ") {\n"; |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 298 | |
| 299 | out.indent(); |
| 300 | |
| 301 | mElementType->emitReaderWriterEmbedded( |
| 302 | out, |
Andreas Huber | f9d49f1 | 2016-09-12 14:58:36 -0700 | [diff] [blame] | 303 | depth + 1, |
| 304 | (nameIsPointer ? "(*" + name + ")" : name) |
| 305 | + "[" + iteratorName + "]", |
Yifan Hong | be2a373 | 2016-10-05 13:33:41 -0700 | [diff] [blame] | 306 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 307 | false /* nameIsPointer */, |
| 308 | parcelObj, |
| 309 | parcelObjIsPointer, |
| 310 | isReader, |
| 311 | mode, |
| 312 | childName, |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 313 | iteratorName + " * sizeof(" + baseType + ")"); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 314 | |
| 315 | out.unindent(); |
| 316 | |
| 317 | out << "}\n\n"; |
| 318 | } |
| 319 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 320 | void VectorType::emitResolveReferences( |
| 321 | Formatter &out, |
| 322 | const std::string &name, |
| 323 | bool nameIsPointer, |
| 324 | const std::string &parcelObj, |
| 325 | bool parcelObjIsPointer, |
| 326 | bool isReader, |
| 327 | ErrorMode mode) const { |
| 328 | emitResolveReferencesEmbeddedHelper( |
| 329 | out, |
| 330 | 0, /* depth */ |
| 331 | name, |
| 332 | name /* sanitizedName */, |
| 333 | nameIsPointer, |
| 334 | parcelObj, |
| 335 | parcelObjIsPointer, |
| 336 | isReader, |
| 337 | mode, |
| 338 | "_hidl_" + name + "_child", |
| 339 | "0 /* parentOffset */"); |
| 340 | } |
| 341 | |
| 342 | void VectorType::emitResolveReferencesEmbedded( |
| 343 | Formatter &out, |
| 344 | size_t depth, |
| 345 | const std::string &name, |
| 346 | const std::string &sanitizedName, |
| 347 | bool nameIsPointer, |
| 348 | const std::string &parcelObj, |
| 349 | bool parcelObjIsPointer, |
| 350 | bool isReader, |
| 351 | ErrorMode mode, |
| 352 | const std::string & /* parentName */, |
| 353 | const std::string & /* offsetText */) const { |
| 354 | emitResolveReferencesEmbeddedHelper( |
| 355 | out, depth, name, sanitizedName, nameIsPointer, parcelObj, |
| 356 | parcelObjIsPointer, isReader, mode, "", ""); |
| 357 | } |
| 358 | |
Yifan Hong | 00f4717 | 2016-09-30 14:40:45 -0700 | [diff] [blame] | 359 | bool VectorType::useParentInEmitResolveReferencesEmbedded() const { |
| 360 | // parentName and offsetText is not used in emitResolveReferencesEmbedded |
| 361 | return false; |
| 362 | } |
| 363 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 364 | void VectorType::emitResolveReferencesEmbeddedHelper( |
| 365 | Formatter &out, |
| 366 | size_t depth, |
| 367 | const std::string &name, |
| 368 | const std::string &sanitizedName, |
| 369 | bool nameIsPointer, |
| 370 | const std::string &parcelObj, |
| 371 | bool parcelObjIsPointer, |
| 372 | bool isReader, |
| 373 | ErrorMode mode, |
| 374 | const std::string &childName, |
| 375 | const std::string &childOffsetText) const { |
| 376 | CHECK(needsResolveReferences() && mElementType->needsResolveReferences()); |
| 377 | |
| 378 | const std::string nameDeref = name + (nameIsPointer ? "->" : "."); |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame] | 379 | const std::string nameDerefed = (nameIsPointer ? "*" : "") + name; |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 380 | std::string elementType = mElementType->getCppStackType(); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 381 | |
| 382 | std::string myChildName = childName, myChildOffset = childOffsetText; |
| 383 | |
| 384 | if(myChildName.empty() && myChildOffset.empty()) { |
| 385 | myChildName = "_hidl_" + sanitizedName + "_child"; |
| 386 | myChildOffset = "0"; |
| 387 | |
| 388 | out << "size_t " << myChildName << ";\n"; |
Yifan Hong | 859e53f | 2016-11-14 19:08:24 -0800 | [diff] [blame] | 389 | out << "_hidl_err = ::android::hardware::findInParcel(" |
| 390 | << nameDerefed << ", " |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 391 | << (parcelObjIsPointer ? "*" : "") << parcelObj << ", " |
| 392 | << "&" << myChildName |
| 393 | << ");\n"; |
| 394 | |
| 395 | handleError(out, mode); |
| 396 | } |
| 397 | |
| 398 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 399 | |
| 400 | out << "for (size_t " |
| 401 | << iteratorName |
| 402 | << " = 0; " |
| 403 | << iteratorName |
| 404 | << " < " |
| 405 | << nameDeref |
| 406 | << "size(); ++" |
| 407 | << iteratorName |
| 408 | << ") {\n"; |
| 409 | |
| 410 | out.indent(); |
| 411 | |
| 412 | mElementType->emitResolveReferencesEmbedded( |
| 413 | out, |
| 414 | depth + 1, |
| 415 | (nameIsPointer ? "(*" + name + ")" : name) + "[" + iteratorName + "]", |
| 416 | sanitizedName + (nameIsPointer ? "_deref" : "") + "_indexed", |
| 417 | false /* nameIsPointer */, |
| 418 | parcelObj, |
| 419 | parcelObjIsPointer, |
| 420 | isReader, |
| 421 | mode, |
| 422 | myChildName, |
| 423 | myChildOffset + " + " + |
Yifan Hong | 3b320f8 | 2016-11-01 15:15:54 -0700 | [diff] [blame] | 424 | iteratorName + " * sizeof(" + elementType + ")"); |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 425 | |
| 426 | out.unindent(); |
| 427 | |
| 428 | out << "}\n\n"; |
| 429 | } |
| 430 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 431 | void VectorType::emitJavaReaderWriter( |
| 432 | Formatter &out, |
| 433 | const std::string &parcelObj, |
| 434 | const std::string &argName, |
| 435 | bool isReader) const { |
| 436 | if (mElementType->isCompoundType()) { |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 437 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 438 | if (isReader) { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 439 | out << mElementType->getJavaType() |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 440 | << ".readVectorFromParcel(" |
| 441 | << parcelObj |
| 442 | << ");\n"; |
| 443 | } else { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 444 | out << mElementType->getJavaType() |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 445 | << ".writeVectorToParcel(" |
| 446 | << parcelObj |
| 447 | << ", " |
| 448 | << argName |
| 449 | << ");\n"; |
| 450 | } |
| 451 | |
| 452 | return; |
| 453 | } |
| 454 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 455 | if (mElementType->isArray()) { |
| 456 | if (isReader) { |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 457 | out << " new " |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 458 | << getJavaType(false /* forInitializer */) |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 459 | << "();\n"; |
| 460 | } |
| 461 | |
| 462 | out << "{\n"; |
| 463 | out.indent(); |
| 464 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 465 | out << "android.os.HwBlob _hidl_blob = "; |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 466 | |
| 467 | if (isReader) { |
| 468 | out << parcelObj |
| 469 | << ".readBuffer();\n"; |
| 470 | } else { |
| 471 | size_t align, size; |
| 472 | getAlignmentAndSize(&align, &size); |
| 473 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 474 | out << "new android.os.HwBlob(" |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 475 | << size |
| 476 | << " /* size */);\n"; |
| 477 | } |
| 478 | |
| 479 | emitJavaFieldReaderWriter( |
| 480 | out, |
| 481 | 0 /* depth */, |
| 482 | parcelObj, |
| 483 | "_hidl_blob", |
| 484 | argName, |
| 485 | "0 /* offset */", |
| 486 | isReader); |
| 487 | |
| 488 | if (!isReader) { |
| 489 | out << parcelObj << ".writeBuffer(_hidl_blob);\n"; |
| 490 | }; |
| 491 | |
| 492 | out.unindent(); |
| 493 | out << "}\n"; |
| 494 | |
| 495 | return; |
| 496 | } |
| 497 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 498 | emitJavaReaderWriterWithSuffix( |
| 499 | out, |
| 500 | parcelObj, |
| 501 | argName, |
| 502 | isReader, |
| 503 | mElementType->getJavaSuffix() + "Vector", |
| 504 | "" /* extra */); |
| 505 | } |
| 506 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 507 | void VectorType::emitJavaFieldInitializer( |
| 508 | Formatter &out, const std::string &fieldName) const { |
Yifan Hong | 4ed1347 | 2016-11-02 10:44:11 -0700 | [diff] [blame] | 509 | std::string javaType = getJavaType(false /* forInitializer */); |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 510 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 511 | out << "final " |
| 512 | << javaType |
| 513 | << " " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 514 | << fieldName |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 515 | << " = new " |
| 516 | << javaType |
| 517 | << "();\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 518 | } |
| 519 | |
| 520 | void VectorType::emitJavaFieldReaderWriter( |
| 521 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 522 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 523 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 524 | const std::string &blobName, |
| 525 | const std::string &fieldName, |
| 526 | const std::string &offset, |
| 527 | bool isReader) const { |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 528 | VectorType::EmitJavaFieldReaderWriterForElementType( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 529 | out, |
| 530 | depth, |
| 531 | mElementType, |
| 532 | parcelName, |
| 533 | blobName, |
| 534 | fieldName, |
| 535 | offset, |
| 536 | isReader); |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 537 | } |
| 538 | |
| 539 | // static |
| 540 | void VectorType::EmitJavaFieldReaderWriterForElementType( |
| 541 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 542 | size_t depth, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 543 | const Type *elementType, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 544 | const std::string &parcelName, |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 545 | const std::string &blobName, |
| 546 | const std::string &fieldName, |
| 547 | const std::string &offset, |
| 548 | bool isReader) { |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 549 | if (isReader) { |
| 550 | out << "{\n"; |
| 551 | out.indent(); |
| 552 | |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 553 | out << "android.os.HwBlob childBlob = " |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 554 | << parcelName |
| 555 | << ".readEmbeddedBuffer(\n"; |
| 556 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 557 | out.indent(); |
| 558 | out.indent(); |
| 559 | |
| 560 | out << blobName |
| 561 | << ".handle(),\n" |
| 562 | << offset |
| 563 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */);\n\n"; |
| 564 | |
| 565 | out.unindent(); |
| 566 | out.unindent(); |
| 567 | |
| 568 | out << fieldName << ".clear();\n"; |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 569 | out << "int _hidl_vec_size = " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 570 | << blobName |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 571 | << ".getInt32(" |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 572 | << offset |
| 573 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */);\n"; |
| 574 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 575 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 576 | |
| 577 | out << "for (int " |
| 578 | << iteratorName |
| 579 | << " = 0; " |
| 580 | << iteratorName |
| 581 | << " < _hidl_vec_size; " |
| 582 | << "++" |
| 583 | << iteratorName |
| 584 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 585 | |
| 586 | out.indent(); |
| 587 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 588 | elementType->emitJavaFieldInitializer(out, "_hidl_vec_element"); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 589 | |
| 590 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 591 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 592 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 593 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 594 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 595 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 596 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 597 | "childBlob", |
| 598 | "_hidl_vec_element", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 599 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 600 | true /* isReader */); |
| 601 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 602 | out << fieldName |
| 603 | << ".add(_hidl_vec_element);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 604 | |
| 605 | out.unindent(); |
| 606 | |
| 607 | out << "}\n"; |
| 608 | |
| 609 | out.unindent(); |
| 610 | out << "}\n"; |
| 611 | |
| 612 | return; |
| 613 | } |
| 614 | |
| 615 | out << "{\n"; |
| 616 | out.indent(); |
| 617 | |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 618 | out << "int _hidl_vec_size = " |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 619 | << fieldName |
| 620 | << ".size();\n"; |
| 621 | |
| 622 | out << blobName |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 623 | << ".putInt32(" |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 624 | << offset |
| 625 | << " + 8 /* offsetof(hidl_vec<T>, mSize) */, _hidl_vec_size);\n"; |
| 626 | |
| 627 | out << blobName |
| 628 | << ".putBool(" |
| 629 | << offset |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 630 | << " + 12 /* offsetof(hidl_vec<T>, mOwnsBuffer) */, false);\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 631 | |
| 632 | size_t elementAlign, elementSize; |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 633 | elementType->getAlignmentAndSize(&elementAlign, &elementSize); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 634 | |
| 635 | // XXX make HwBlob constructor take a long instead of an int? |
Yifan Hong | 1af7353 | 2016-11-09 14:32:58 -0800 | [diff] [blame] | 636 | 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] | 637 | << elementSize |
| 638 | << "));\n"; |
| 639 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 640 | std::string iteratorName = "_hidl_index_" + std::to_string(depth); |
| 641 | |
| 642 | out << "for (int " |
| 643 | << iteratorName |
| 644 | << " = 0; " |
| 645 | << iteratorName |
| 646 | << " < _hidl_vec_size; " |
| 647 | << "++" |
| 648 | << iteratorName |
| 649 | << ") {\n"; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 650 | |
| 651 | out.indent(); |
| 652 | |
Andreas Huber | f630bc8 | 2016-09-09 14:52:25 -0700 | [diff] [blame] | 653 | elementType->emitJavaFieldReaderWriter( |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 654 | out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 655 | depth + 1, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 656 | parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 657 | "childBlob", |
Andreas Huber | f1abc2a | 2016-09-28 09:14:43 -0700 | [diff] [blame] | 658 | fieldName + ".get(" + iteratorName + ")", |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 659 | iteratorName + " * " + std::to_string(elementSize), |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 660 | false /* isReader */); |
| 661 | |
| 662 | out.unindent(); |
| 663 | |
| 664 | out << "}\n"; |
| 665 | |
| 666 | out << blobName |
| 667 | << ".putBlob(" |
| 668 | << offset |
| 669 | << " + 0 /* offsetof(hidl_vec<T>, mBuffer) */, childBlob);\n"; |
| 670 | |
| 671 | out.unindent(); |
| 672 | out << "}\n"; |
| 673 | } |
| 674 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 675 | bool VectorType::needsEmbeddedReadWrite() const { |
| 676 | return true; |
| 677 | } |
| 678 | |
Yifan Hong | bf459bc | 2016-08-23 16:50:37 -0700 | [diff] [blame] | 679 | bool VectorType::needsResolveReferences() const { |
| 680 | return mElementType->needsResolveReferences(); |
| 681 | } |
| 682 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 683 | bool VectorType::resultNeedsDeref() const { |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 684 | return !isVectorOfBinders(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 685 | } |
| 686 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 687 | status_t VectorType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | c5ea9f5 | 2016-10-06 15:05:39 -0700 | [diff] [blame] | 688 | out << "type: " << getVtsType() << "\n"; |
| 689 | out << "vector_value: {\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 690 | out.indent(); |
| 691 | status_t err = mElementType->emitVtsTypeDeclarations(out); |
| 692 | if (err != OK) { |
| 693 | return err; |
| 694 | } |
| 695 | out.unindent(); |
| 696 | out << "}\n"; |
| 697 | return OK; |
| 698 | } |
| 699 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 700 | status_t VectorType::emitVtsAttributeType(Formatter &out) const { |
| 701 | out << "type: TYPE_VECTOR\n" << "vector_value: {\n"; |
| 702 | out.indent(); |
| 703 | status_t status = mElementType->emitVtsAttributeType(out); |
| 704 | if (status != OK) { |
| 705 | return status; |
| 706 | } |
| 707 | out.unindent(); |
| 708 | out << "}\n"; |
| 709 | return OK; |
| 710 | } |
| 711 | |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 712 | bool VectorType::isJavaCompatible() const { |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 713 | if (!mElementType->isJavaCompatible()) { |
| 714 | return false; |
| 715 | } |
| 716 | |
| 717 | if (mElementType->isArray()) { |
| 718 | return static_cast<ArrayType *>(mElementType)->countDimensions() == 1; |
| 719 | } |
| 720 | |
Andreas Huber | 1b6822b | 2016-10-18 09:28:40 -0700 | [diff] [blame] | 721 | if (mElementType->isVector()) { |
| 722 | return false; |
| 723 | } |
| 724 | |
Andreas Huber | 86a112b | 2016-10-19 14:25:16 -0700 | [diff] [blame] | 725 | if (isVectorOfBinders()) { |
| 726 | return false; |
| 727 | } |
| 728 | |
Andreas Huber | f03332a | 2016-09-22 15:35:43 -0700 | [diff] [blame] | 729 | return true; |
Andreas Huber | 70a59e1 | 2016-08-16 12:57:01 -0700 | [diff] [blame] | 730 | } |
| 731 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 732 | void VectorType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 733 | *align = 8; // hidl_vec<T> |
Pavel Maltsev | cfa7934 | 2016-11-21 22:50:18 -0800 | [diff] [blame] | 734 | *size = 16; |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 735 | } |
| 736 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 737 | } // namespace android |
| 738 | |