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/*
* Copyright (C) 2019 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 "linkerconfig/context.h"
#include <android-base/strings.h>
#include "linkerconfig/environment.h"
#include "linkerconfig/log.h"
#include "linkerconfig/namespacebuilder.h"
#include "linkerconfig/variables.h"
using android::base::StartsWith;
using android::linkerconfig::modules::ApexInfo;
using android::linkerconfig::modules::Namespace;
namespace android {
namespace linkerconfig {
namespace contents {
bool Context::IsSystemSection() const {
return current_section_ == SectionType::System;
}
bool Context::IsVendorSection() const {
return current_section_ == SectionType::Vendor;
}
bool Context::IsProductSection() const {
return current_section_ == SectionType::Product;
}
bool Context::IsUnrestrictedSection() const {
return current_section_ == SectionType::Unrestricted;
}
bool Context::IsDefaultConfig() const {
return current_linkerconfig_type_ == LinkerConfigType::Default;
}
bool Context::IsLegacyConfig() const {
return current_linkerconfig_type_ == LinkerConfigType::Legacy;
}
bool Context::IsRecoveryConfig() const {
return current_linkerconfig_type_ == LinkerConfigType::Recovery;
}
bool Context::IsApexBinaryConfig() const {
return current_linkerconfig_type_ == LinkerConfigType::ApexBinary;
}
const ApexInfo& Context::GetCurrentApex() const {
CHECK(current_apex_ != nullptr) << "only valid when IsApexBinaryConfig()";
return *current_apex_;
}
void Context::SetCurrentSection(SectionType section_type) {
current_section_ = section_type;
}
std::string Context::GetSystemNamespaceName() const {
return IsSystemSection() || IsUnrestrictedSection() ? "default" : "system";
}
void Context::SetCurrentLinkerConfigType(LinkerConfigType config_type) {
current_linkerconfig_type_ = config_type;
}
void Context::SetCurrentApex(const ApexInfo* apex) {
current_apex_ = apex;
}
bool Context::IsVndkAvailable() const {
for (auto& apex : GetApexModules()) {
if (StartsWith(apex.name, "com.android.vndk.")) {
return true;
}
}
return false;
}
std::string Var(const std::string& name) {
auto val = modules::Variables::GetValue(name);
if (val.has_value()) {
return *val;
}
CHECK(!"undefined var") << name << " is not defined";
return "";
}
std::string Var(const std::string& name, const std::string& default_value) {
auto val = modules::Variables::GetValue(name);
if (val.has_value()) {
return *val;
}
return default_value;
}
bool Context::IsSectionVndkEnabled() const {
if (!IsVndkAvailable()) {
return false;
}
if (IsVendorSection()) {
return true;
}
if (IsProductSection() &&
android::linkerconfig::modules::IsProductVndkVersionDefined()) {
return true;
}
if (IsApexBinaryConfig()) {
// section for non-system APEX (aka Vendor APEX)
// can be seen as vndk-enabled because the apex either bundles
// with vndk libs in it or relies on VNDK from "vndk" namespace
return !GetCurrentApex().InSystem();
}
return false;
}
} // namespace contents
} // namespace linkerconfig
} // namespace android