blob: b7e2e2b441a51e40a556dd6a171897df1534e13c [file] [log] [blame]
/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "AST.h"
#include "Annotation.h"
#include "Coordinator.h"
#include "Interface.h"
#include "Method.h"
#include "Scope.h"
#include <hidl-util/Formatter.h>
#include <android-base/logging.h>
#include <string>
#include <vector>
namespace android {
status_t AST::emitVtsTypeDeclarations(Formatter &out) const {
std::string ifaceName;
if (AST::isInterface(&ifaceName)) {
const Interface *iface = mRootScope->getInterface();
status_t status = iface->emitVtsAttributeDeclaration(out);
if (status != OK) {
return status;
}
} else {
for (const auto &type : mRootScope->getSubTypes()) {
// Skip for TypeDef as it is just an alias of a defined type.
if (type->isTypeDef()) {
continue;
}
out << "attribute: {\n";
out.indent();
status_t status = type->emitVtsTypeDeclarations(out);
if (status != OK) {
return status;
}
out.unindent();
out << "}\n\n";
}
}
return OK;
}
status_t AST::generateVts(const std::string &outputPath) const {
std::string path = outputPath;
path.append(mCoordinator->convertPackageRootToPath(mPackage));
path.append(mCoordinator->getPackagePath(mPackage, true /* relative */));
std::string ifaceName;
std::string baseName;
bool isInterface = true;
if (!AST::isInterface(&ifaceName)) {
baseName = "types";
isInterface = false;
} else {
const Interface *iface = mRootScope->getInterface();
baseName = iface->getBaseName();
}
path.append(baseName);
path.append(".vts");
CHECK(Coordinator::MakeParentHierarchy(path));
FILE *file = fopen(path.c_str(), "w");
if (file == NULL) {
return -errno;
}
Formatter out(file);
out << "component_class: HAL_HIDL\n";
out << "component_type_version: " << mPackage.version()
<< "\n";
out << "component_name: \""
<< (isInterface ? ifaceName : "types")
<< "\"\n\n";
out << "package: \"" << mPackage.package() << "\"\n\n";
// Generate import statement for all imported interface/types.
std::set<FQName> allImportedNames;
getAllImportedNames(&allImportedNames);
for (const auto &name : allImportedNames) {
// ignore IBase.
if (name != gIBaseFqName) {
out << "import: \"" << name.string() << "\"\n";
}
}
out << "\n";
if (isInterface) {
const Interface *iface = mRootScope->getInterface();
out << "interface: {\n";
out.indent();
std::vector<const Interface *> chain = iface->typeChain();
// Generate all the attribute declarations first.
status_t status = emitVtsTypeDeclarations(out);
if (status != OK) {
return status;
}
// Generate all the method declarations.
for (auto it = chain.rbegin(); it != chain.rend(); ++it) {
const Interface *superInterface = *it;
status_t status = superInterface->emitVtsMethodDeclaration(out);
if (status != OK) {
return status;
}
}
out.unindent();
out << "}\n";
} else {
status_t status = emitVtsTypeDeclarations(out);
if (status != OK) {
return status;
}
}
return OK;
}
} // namespace android