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 | |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 17 | #include "AST.h" |
| 18 | |
| 19 | #include "Annotation.h" |
| 20 | #include "Coordinator.h" |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 21 | #include "Interface.h" |
| 22 | #include "Method.h" |
| 23 | #include "Scope.h" |
| 24 | |
Iliyan Malchev | a72e0d2 | 2016-09-09 11:03:08 -0700 | [diff] [blame] | 25 | #include <hidl-util/Formatter.h> |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 26 | #include <android-base/logging.h> |
| 27 | #include <string> |
| 28 | #include <vector> |
| 29 | |
| 30 | namespace android { |
| 31 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 32 | status_t AST::emitVtsTypeDeclarations(Formatter &out) const { |
| 33 | std::set<AST *> allImportedASTs; |
| 34 | return emitVtsTypeDeclarationsHelper(out, &allImportedASTs); |
| 35 | } |
| 36 | |
| 37 | status_t AST::emitVtsTypeDeclarationsHelper( |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 38 | Formatter &out, |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 39 | std::set<AST *> *allImportSet) const { |
| 40 | // First, generate vts type declaration for all imported AST. |
| 41 | for (const auto &ast : mImportedASTs) { |
| 42 | // Already processed, skip. |
| 43 | if (allImportSet->find(ast) != allImportSet->end()) { |
| 44 | continue; |
| 45 | } |
| 46 | allImportSet->insert(ast); |
| 47 | std::string ifaceName; |
Zhuoyao Zhang | a6239b3 | 2017-01-11 12:48:58 -0800 | [diff] [blame^] | 48 | // Skip the process of ast within the same package. |
| 49 | if (ast->package() != mPackage) { |
| 50 | status_t status = ast->emitVtsTypeDeclarationsHelper(out, |
| 51 | allImportSet); |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 52 | if (status != OK) { |
| 53 | return status; |
| 54 | } |
| 55 | } |
| 56 | } |
| 57 | // Next, generate vts type declaration for the current AST. |
Zhuoyao Zhang | a6239b3 | 2017-01-11 12:48:58 -0800 | [diff] [blame^] | 58 | std::string ifaceName; |
| 59 | // We only care about types.hal. |
| 60 | if (!AST::isInterface(&ifaceName)) { |
| 61 | for (const auto &type : mRootScope->getSubTypes()) { |
| 62 | // Skip for TypeDef as it is just an alias of a defined type. |
| 63 | if (type->isTypeDef()) { |
| 64 | continue; |
| 65 | } |
| 66 | out << "attribute: {\n"; |
| 67 | out.indent(); |
| 68 | status_t status = type->emitVtsTypeDeclarations(out); |
| 69 | if (status != OK) { |
| 70 | return status; |
| 71 | } |
| 72 | out.unindent(); |
| 73 | out << "}\n\n"; |
Zhuoyao Zhang | 3684913 | 2016-08-25 17:18:44 -0700 | [diff] [blame] | 74 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 75 | } |
| 76 | return OK; |
| 77 | } |
| 78 | |
| 79 | status_t AST::generateVts(const std::string &outputPath) const { |
| 80 | std::string path = outputPath; |
| 81 | path.append(mCoordinator->convertPackageRootToPath(mPackage)); |
| 82 | path.append(mCoordinator->getPackagePath(mPackage, true /* relative */)); |
| 83 | |
| 84 | std::string ifaceName; |
| 85 | std::string baseName; |
| 86 | |
| 87 | bool isInterface = true; |
| 88 | if (!AST::isInterface(&ifaceName)) { |
| 89 | baseName = "types"; |
| 90 | isInterface = false; |
| 91 | } else { |
Jayant Chowdhary | 3f32c1f | 2016-09-15 16:53:56 -0700 | [diff] [blame] | 92 | const Interface *iface = mRootScope->getInterface(); |
| 93 | baseName = iface->getBaseName(); |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 94 | } |
| 95 | |
| 96 | path.append(baseName); |
| 97 | path.append(".vts"); |
| 98 | |
| 99 | CHECK(Coordinator::MakeParentHierarchy(path)); |
| 100 | FILE *file = fopen(path.c_str(), "w"); |
| 101 | |
| 102 | if (file == NULL) { |
| 103 | return -errno; |
| 104 | } |
| 105 | |
| 106 | Formatter out(file); |
| 107 | |
| 108 | out << "component_class: HAL_HIDL\n"; |
Yifan Hong | 90ea87f | 2016-11-01 14:25:47 -0700 | [diff] [blame] | 109 | out << "component_type_version: " << mPackage.version() |
Zhuoyao Zhang | 8f49294 | 2016-09-28 14:27:56 -0700 | [diff] [blame] | 110 | << "\n"; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 111 | out << "component_name: \"" |
| 112 | << (isInterface ? ifaceName : "types") |
| 113 | << "\"\n\n"; |
| 114 | |
| 115 | out << "package: \"" << mPackage.package() << "\"\n\n"; |
| 116 | |
| 117 | for (const auto &item : mImportedNames) { |
Zhuoyao Zhang | 5deccac | 2016-12-16 10:07:34 -0800 | [diff] [blame] | 118 | // ignore IBase. |
| 119 | if (item != gIBaseFqName) { |
| 120 | out << "import: \"" << item.string() << "\"\n"; |
| 121 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 122 | } |
| 123 | |
| 124 | out << "\n"; |
| 125 | |
| 126 | if (isInterface) { |
| 127 | const Interface *iface = mRootScope->getInterface(); |
| 128 | out << "interface: {\n"; |
| 129 | out.indent(); |
| 130 | |
Yifan Hong | 10fe0b5 | 2016-10-19 14:20:17 -0700 | [diff] [blame] | 131 | std::vector<const Interface *> chain = iface->typeChain(); |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 132 | |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 133 | // Generate all the attribute declarations first. |
Zhuoyao Zhang | a6239b3 | 2017-01-11 12:48:58 -0800 | [diff] [blame^] | 134 | status_t status = emitVtsTypeDeclarations(out); |
| 135 | if (status != OK) { |
| 136 | return status; |
| 137 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 138 | for (auto it = chain.rbegin(); it != chain.rend(); ++it) { |
| 139 | const Interface *superInterface = *it; |
| 140 | status_t status = superInterface->emitVtsAttributeDeclaration(out); |
| 141 | if (status != OK) { |
| 142 | return status; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 143 | } |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | // Generate all the method declarations. |
| 147 | for (auto it = chain.rbegin(); it != chain.rend(); ++it) { |
| 148 | const Interface *superInterface = *it; |
| 149 | status_t status = superInterface->emitVtsMethodDeclaration(out); |
| 150 | if (status != OK) { |
| 151 | return status; |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 152 | } |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 153 | } |
| 154 | |
| 155 | out.unindent(); |
| 156 | out << "}\n"; |
| 157 | } else { |
Zhuoyao Zhang | 864c771 | 2016-08-16 15:35:28 -0700 | [diff] [blame] | 158 | status_t status = emitVtsTypeDeclarations(out); |
Zhuoyao Zhang | 5158db4 | 2016-08-10 10:25:20 -0700 | [diff] [blame] | 159 | if (status != OK) { |
| 160 | return status; |
| 161 | } |
| 162 | } |
| 163 | return OK; |
| 164 | } |
| 165 | |
| 166 | } // namespace android |
| 167 | |
| 168 | |
| 169 | |
| 170 | |