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 "EnumType.h" |
| 18 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 19 | #include "ScalarType.h" |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 20 | |
Iliyan Malchev | a72e0d2 | 2016-09-09 11:03:08 -0700 | [diff] [blame] | 21 | #include <inttypes.h> |
| 22 | #include <hidl-util/Formatter.h> |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 23 | #include <android-base/logging.h> |
| 24 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 25 | namespace android { |
| 26 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 27 | EnumType::EnumType( |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 28 | const char *localName, |
Andreas Huber | 9ed827c | 2016-08-22 12:31:13 -0700 | [diff] [blame] | 29 | Type *storageType) |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 30 | : Scope(localName), |
| 31 | mValues(), |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 32 | mStorageType( |
| 33 | storageType != NULL |
| 34 | ? storageType |
| 35 | : new ScalarType(ScalarType::KIND_INT32)) { |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 36 | } |
| 37 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 38 | const Type *EnumType::storageType() const { |
| 39 | return mStorageType; |
| 40 | } |
| 41 | |
| 42 | const std::vector<EnumValue *> &EnumType::values() const { |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 43 | return mValues; |
| 44 | } |
| 45 | |
| 46 | void EnumType::addValue(EnumValue *value) { |
| 47 | CHECK(value != nullptr); |
| 48 | |
| 49 | EnumValue *prev = nullptr; |
| 50 | std::vector<const EnumType *> chain; |
| 51 | getTypeChain(&chain); |
| 52 | for (auto it = chain.begin(); it != chain.end(); ++it) { |
| 53 | const auto &type = *it; |
| 54 | if(!type->values().empty()) { |
| 55 | prev = type->values().back(); |
| 56 | break; |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | value->autofill(prev, resolveToScalarType()); |
| 61 | mValues.push_back(value); |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 62 | } |
| 63 | |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 64 | const ScalarType *EnumType::resolveToScalarType() const { |
| 65 | return mStorageType->resolveToScalarType(); |
| 66 | } |
| 67 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 68 | bool EnumType::isEnum() const { |
| 69 | return true; |
| 70 | } |
| 71 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 72 | std::string EnumType::getCppType(StorageMode, |
| 73 | std::string *extra, |
| 74 | bool specifyNamespaces) const { |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 75 | extra->clear(); |
| 76 | |
Steven Moreland | 979e099 | 2016-09-07 09:18:08 -0700 | [diff] [blame] | 77 | return specifyNamespaces ? fullName() : partialCppName(); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 78 | } |
| 79 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 80 | std::string EnumType::getJavaType( |
| 81 | std::string *extra, bool forInitializer) const { |
| 82 | return mStorageType->resolveToScalarType()->getJavaType( |
| 83 | extra, forInitializer); |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 84 | } |
| 85 | |
| 86 | std::string EnumType::getJavaSuffix() const { |
| 87 | return mStorageType->resolveToScalarType()->getJavaSuffix(); |
| 88 | } |
| 89 | |
Andreas Huber | a3558b3 | 2016-09-14 09:12:42 -0700 | [diff] [blame] | 90 | std::string EnumType::getJavaWrapperType() const { |
| 91 | return mStorageType->resolveToScalarType()->getJavaWrapperType(); |
| 92 | } |
| 93 | |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 94 | LocalIdentifier *EnumType::lookupIdentifier(const std::string &name) const { |
| 95 | std::vector<const EnumType *> chain; |
| 96 | getTypeChain(&chain); |
| 97 | for (auto it = chain.begin(); it != chain.end(); ++it) { |
| 98 | const auto &type = *it; |
| 99 | for(EnumValue *v : type->values()) { |
| 100 | if(v->name() == name) { |
| 101 | return v; |
| 102 | } |
| 103 | } |
| 104 | } |
| 105 | return nullptr; |
| 106 | } |
| 107 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 108 | void EnumType::emitReaderWriter( |
| 109 | Formatter &out, |
| 110 | const std::string &name, |
| 111 | const std::string &parcelObj, |
| 112 | bool parcelObjIsPointer, |
| 113 | bool isReader, |
| 114 | ErrorMode mode) const { |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 115 | const ScalarType *scalarType = mStorageType->resolveToScalarType(); |
| 116 | CHECK(scalarType != NULL); |
| 117 | |
| 118 | scalarType->emitReaderWriterWithCast( |
| 119 | out, |
| 120 | name, |
| 121 | parcelObj, |
| 122 | parcelObjIsPointer, |
| 123 | isReader, |
| 124 | mode, |
| 125 | true /* needsCast */); |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 126 | } |
| 127 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 128 | void EnumType::emitJavaFieldReaderWriter( |
| 129 | Formatter &out, |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 130 | size_t depth, |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 131 | const std::string &parcelName, |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 132 | const std::string &blobName, |
| 133 | const std::string &fieldName, |
| 134 | const std::string &offset, |
| 135 | bool isReader) const { |
| 136 | return mStorageType->emitJavaFieldReaderWriter( |
Andreas Huber | 709b62d | 2016-09-19 11:21:18 -0700 | [diff] [blame] | 137 | out, depth, parcelName, blobName, fieldName, offset, isReader); |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 138 | } |
| 139 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 140 | status_t EnumType::emitTypeDeclarations(Formatter &out) const { |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 141 | const ScalarType *scalarType = mStorageType->resolveToScalarType(); |
| 142 | CHECK(scalarType != NULL); |
| 143 | |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 144 | std::string extra; |
| 145 | |
| 146 | out << "enum class " |
Andreas Huber | 0e00de4 | 2016-08-03 09:56:02 -0700 | [diff] [blame] | 147 | << localName() |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 148 | << " : " |
Andreas Huber | 737080b | 2016-08-02 15:38:04 -0700 | [diff] [blame] | 149 | << ((Type *)scalarType)->getCppType(&extra) |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 150 | << " {\n"; |
| 151 | |
| 152 | out.indent(); |
| 153 | |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 154 | std::vector<const EnumType *> chain; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 155 | getTypeChain(&chain); |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 156 | |
| 157 | for (auto it = chain.rbegin(); it != chain.rend(); ++it) { |
| 158 | const auto &type = *it; |
| 159 | |
| 160 | for (const auto &entry : type->values()) { |
| 161 | out << entry->name(); |
| 162 | |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 163 | std::string value = entry->cppValue(scalarType->getKind()); |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 164 | CHECK(!value.empty()); // use autofilled values for c++. |
| 165 | out << " = " << value; |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 166 | |
Yifan Hong | 5788697 | 2016-08-17 10:42:15 -0700 | [diff] [blame] | 167 | out << ","; |
| 168 | |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 169 | std::string comment = entry->comment(); |
| 170 | if (!comment.empty() && comment != value) { |
Yifan Hong | 5788697 | 2016-08-17 10:42:15 -0700 | [diff] [blame] | 171 | out << " // " << comment; |
| 172 | } |
| 173 | |
| 174 | out << "\n"; |
Andreas Huber | 8d3ac0c | 2016-08-04 14:49:23 -0700 | [diff] [blame] | 175 | } |
Andreas Huber | 881227d | 2016-08-02 14:20:21 -0700 | [diff] [blame] | 176 | } |
| 177 | |
| 178 | out.unindent(); |
| 179 | out << "};\n\n"; |
| 180 | |
| 181 | return OK; |
| 182 | } |
| 183 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 184 | status_t EnumType::emitJavaTypeDeclarations(Formatter &out, bool) const { |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 185 | const ScalarType *scalarType = mStorageType->resolveToScalarType(); |
| 186 | CHECK(scalarType != NULL); |
| 187 | |
| 188 | out << "public final class " |
| 189 | << localName() |
| 190 | << " {\n"; |
| 191 | |
| 192 | out.indent(); |
| 193 | |
Andreas Huber | 4c865b7 | 2016-09-14 15:26:27 -0700 | [diff] [blame] | 194 | std::string extra; // unused, because ScalarType leaves this empty. |
| 195 | const std::string typeName = |
| 196 | scalarType->getJavaType(&extra, false /* forInitializer */); |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 197 | |
| 198 | std::vector<const EnumType *> chain; |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 199 | getTypeChain(&chain); |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 200 | |
| 201 | for (auto it = chain.rbegin(); it != chain.rend(); ++it) { |
| 202 | const auto &type = *it; |
| 203 | |
| 204 | for (const auto &entry : type->values()) { |
| 205 | out << "public static final " |
| 206 | << typeName |
| 207 | << " " |
Andreas Huber | ab647c0 | 2016-09-14 09:44:00 -0700 | [diff] [blame] | 208 | << entry->name() |
| 209 | << " = "; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 210 | |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 211 | // javaValue will make the number signed. |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 212 | std::string value = entry->javaValue(scalarType->getKind()); |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 213 | CHECK(!value.empty()); // use autofilled values for java. |
| 214 | out << value; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 215 | |
Yifan Hong | 19ca75a | 2016-08-31 10:20:03 -0700 | [diff] [blame] | 216 | out << ";"; |
| 217 | |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 218 | std::string comment = entry->comment(); |
| 219 | if (!comment.empty() && comment != value) { |
Yifan Hong | 19ca75a | 2016-08-31 10:20:03 -0700 | [diff] [blame] | 220 | out << " // " << comment; |
| 221 | } |
| 222 | |
| 223 | out << "\n"; |
Andreas Huber | 2831d51 | 2016-08-15 09:33:47 -0700 | [diff] [blame] | 224 | } |
| 225 | } |
| 226 | |
| 227 | out.unindent(); |
| 228 | out << "};\n\n"; |
| 229 | |
| 230 | return OK; |
| 231 | } |
| 232 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 233 | status_t EnumType::emitVtsTypeDeclarations(Formatter &out) const { |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 234 | out << "name: \"" << localName() << "\"\n" |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 235 | << "type: TYPE_ENUM\n" |
| 236 | << "enum_value: {\n"; |
| 237 | out.indent(); |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 238 | |
| 239 | std::vector<const EnumType *> chain; |
| 240 | getTypeChain(&chain); |
| 241 | |
| 242 | for (auto it = chain.rbegin(); it != chain.rend(); ++it) { |
| 243 | const auto &type = *it; |
| 244 | |
| 245 | for (const auto &entry : type->values()) { |
| 246 | out << "enumerator: \"" << entry->name() << "\"\n"; |
| 247 | |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 248 | if (!entry->isAutoFill()) { |
| 249 | // don't autofill values for vts. |
| 250 | std::string value = entry->value(); |
| 251 | CHECK(!value.empty()); |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 252 | out << "value: " << value << "\n"; |
| 253 | } |
| 254 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 255 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 256 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 257 | out.unindent(); |
| 258 | out << "}\n"; |
| 259 | return OK; |
| 260 | } |
| 261 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 262 | status_t EnumType::emitVtsAttributeType(Formatter &out) const { |
Zhuoyao Zhang | 1993352 | 2016-08-29 15:06:38 -0700 | [diff] [blame] | 263 | out << "type: TYPE_ENUM\n" |
| 264 | << "predefined_type: \"" |
| 265 | << localName() |
| 266 | << "\"\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 267 | return OK; |
| 268 | } |
| 269 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 270 | void EnumType::getTypeChain(std::vector<const EnumType *> *out) const { |
| 271 | out->clear(); |
| 272 | const EnumType *type = this; |
| 273 | for (;;) { |
| 274 | out->push_back(type); |
| 275 | |
| 276 | const Type *superType = type->storageType(); |
| 277 | if (superType == NULL || !superType->isEnum()) { |
| 278 | break; |
| 279 | } |
| 280 | |
| 281 | type = static_cast<const EnumType *>(superType); |
| 282 | } |
| 283 | } |
| 284 | |
Andreas Huber | 85eabdb | 2016-08-25 11:24:49 -0700 | [diff] [blame] | 285 | void EnumType::getAlignmentAndSize(size_t *align, size_t *size) const { |
| 286 | mStorageType->getAlignmentAndSize(align, size); |
| 287 | } |
| 288 | |
Andreas Huber | 31629bc | 2016-08-03 09:06:40 -0700 | [diff] [blame] | 289 | //////////////////////////////////////////////////////////////////////////////// |
| 290 | |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 291 | EnumValue::EnumValue(const char *name, ConstantExpression *value) |
Andreas Huber | 31629bc | 2016-08-03 09:06:40 -0700 | [diff] [blame] | 292 | : mName(name), |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 293 | mValue(value), |
| 294 | mIsAutoFill(false) { |
Andreas Huber | 31629bc | 2016-08-03 09:06:40 -0700 | [diff] [blame] | 295 | } |
| 296 | |
| 297 | std::string EnumValue::name() const { |
| 298 | return mName; |
| 299 | } |
| 300 | |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 301 | std::string EnumValue::value() const { |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 302 | CHECK(mValue != nullptr); |
| 303 | return mValue->value(); |
Yifan Hong | 5788697 | 2016-08-17 10:42:15 -0700 | [diff] [blame] | 304 | } |
| 305 | |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 306 | std::string EnumValue::cppValue(ScalarType::Kind castKind) const { |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 307 | CHECK(mValue != nullptr); |
| 308 | return mValue->cppValue(castKind); |
Yifan Hong | 5788697 | 2016-08-17 10:42:15 -0700 | [diff] [blame] | 309 | } |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 310 | std::string EnumValue::javaValue(ScalarType::Kind castKind) const { |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 311 | CHECK(mValue != nullptr); |
| 312 | return mValue->javaValue(castKind); |
Yifan Hong | 19ca75a | 2016-08-31 10:20:03 -0700 | [diff] [blame] | 313 | } |
Yifan Hong | 5788697 | 2016-08-17 10:42:15 -0700 | [diff] [blame] | 314 | |
Yifan Hong | fc610cd | 2016-09-22 13:34:45 -0700 | [diff] [blame] | 315 | std::string EnumValue::comment() const { |
Yifan Hong | f24fa85 | 2016-09-23 11:03:15 -0700 | [diff] [blame] | 316 | CHECK(mValue != nullptr); |
| 317 | return mValue->description(); |
| 318 | } |
| 319 | |
| 320 | ConstantExpression *EnumValue::constExpr() const { |
| 321 | CHECK(mValue != nullptr); |
| 322 | return mValue; |
| 323 | } |
| 324 | |
| 325 | void EnumValue::autofill(const EnumValue *prev, const ScalarType *type) { |
| 326 | if(mValue != nullptr) |
| 327 | return; |
| 328 | mIsAutoFill = true; |
| 329 | ConstantExpression *value = new ConstantExpression(); |
| 330 | if(prev == nullptr) { |
| 331 | *value = ConstantExpression::Zero(type->getKind()); |
| 332 | } else { |
| 333 | CHECK(prev->mValue != nullptr); |
| 334 | *value = prev->mValue->addOne(); |
| 335 | } |
| 336 | mValue = value; |
| 337 | } |
| 338 | |
| 339 | bool EnumValue::isAutoFill() const { |
| 340 | return mIsAutoFill; |
| 341 | } |
| 342 | |
| 343 | bool EnumValue::isEnumValue() const { |
| 344 | return true; |
Andreas Huber | 31629bc | 2016-08-03 09:06:40 -0700 | [diff] [blame] | 345 | } |
| 346 | |
Andreas Huber | c9410c7 | 2016-07-28 12:18:40 -0700 | [diff] [blame] | 347 | } // namespace android |
| 348 | |