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86 lines
3.1 KiB
86 lines
3.1 KiB
/*
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* Copyright 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "dumpsys/reflection_schema.h"
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#include <string>
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#include "bundler_generated.h"
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#include "flatbuffers/flatbuffers.h"
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#include "flatbuffers/idl.h"
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#include "os/log.h"
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using namespace bluetooth;
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dumpsys::ReflectionSchema::ReflectionSchema(const std::string& pre_bundled_schema)
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: pre_bundled_schema_(pre_bundled_schema) {
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bundled_schema_ = flatbuffers::GetRoot<bluetooth::dumpsys::BundledSchema>(pre_bundled_schema_.data());
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ASSERT(bundled_schema_ != nullptr);
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}
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int dumpsys::ReflectionSchema::GetNumberOfBundledSchemas() const {
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return bundled_schema_->map()->size();
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}
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std::string dumpsys::ReflectionSchema::GetTitle() const {
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return bundled_schema_->title()->str();
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}
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std::string dumpsys::ReflectionSchema::GetRootName() const {
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return bundled_schema_->root_name()->str();
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}
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const reflection::Schema* dumpsys::ReflectionSchema::GetRootReflectionSchema() const {
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return FindInReflectionSchema(GetRootName());
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}
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const reflection::Schema* dumpsys::ReflectionSchema::FindInReflectionSchema(const std::string& name) const {
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const flatbuffers::Vector<flatbuffers::Offset<bluetooth::dumpsys::BundledSchemaMap>>* map = bundled_schema_->map();
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for (auto it = map->cbegin(); it != map->cend(); ++it) {
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if (it->name()->str() == name) {
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flatbuffers::Verifier verifier(reinterpret_cast<const uint8_t*>(it->data()->Data()), it->data()->size());
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if (!reflection::VerifySchemaBuffer(verifier)) {
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LOG_WARN("Unable to verify schema buffer name:%s", name.c_str());
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return nullptr;
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}
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return reflection::GetSchema(it->data()->Data());
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}
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}
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return nullptr;
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}
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void dumpsys::ReflectionSchema::PrintReflectionSchema() const {
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const flatbuffers::Vector<flatbuffers::Offset<bluetooth::dumpsys::BundledSchemaMap>>* map = bundled_schema_->map();
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LOG_INFO(
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" Bundled schema title:%s root_name:%s",
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bundled_schema_->title()->c_str(),
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bundled_schema_->root_name()->c_str());
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for (auto it = map->cbegin(); it != map->cend(); ++it) {
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LOG_INFO(" schema:%s", it->name()->c_str());
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}
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}
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bool dumpsys::ReflectionSchema::VerifyReflectionSchema() const {
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const flatbuffers::Vector<flatbuffers::Offset<bluetooth::dumpsys::BundledSchemaMap>>* map = bundled_schema_->map();
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for (auto it = map->cbegin(); it != map->cend(); ++it) {
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flatbuffers::Verifier verifier(reinterpret_cast<const uint8_t*>(it->data()->Data()), it->data()->size());
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if (!reflection::VerifySchemaBuffer(verifier)) {
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return false;
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}
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}
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return true;
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}
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