76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
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/*
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* Copyright (C) 2019 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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#ifndef ART_LIBNATIVELOADER_LIBRARY_NAMESPACES_H_
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#define ART_LIBNATIVELOADER_LIBRARY_NAMESPACES_H_
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#if !defined(ART_TARGET_ANDROID)
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#error "Not available for host or linux target"
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#endif
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#define LOG_TAG "nativeloader"
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#include "native_loader_namespace.h"
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#include <list>
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#include <string>
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#include <android-base/result.h>
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#include <jni.h>
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namespace android::nativeloader {
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using android::base::Result;
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// LibraryNamespaces is a singleton object that manages NativeLoaderNamespace
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// objects for an app process. Its main job is to create (and configure) a new
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// NativeLoaderNamespace object for a Java ClassLoader, and to find an existing
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// object for a given ClassLoader.
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class LibraryNamespaces {
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public:
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LibraryNamespaces() : initialized_(false), app_main_namespace_(nullptr) {}
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LibraryNamespaces(LibraryNamespaces&&) = default;
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LibraryNamespaces(const LibraryNamespaces&) = delete;
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LibraryNamespaces& operator=(const LibraryNamespaces&) = delete;
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void Initialize();
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void Reset() {
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namespaces_.clear();
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initialized_ = false;
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app_main_namespace_ = nullptr;
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}
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Result<NativeLoaderNamespace*> Create(JNIEnv* env, uint32_t target_sdk_version,
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jobject class_loader, bool is_shared, jstring dex_path,
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jstring java_library_path, jstring java_permitted_path,
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jstring uses_library_list);
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NativeLoaderNamespace* FindNamespaceByClassLoader(JNIEnv* env, jobject class_loader);
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private:
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Result<void> InitPublicNamespace(const char* library_path);
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NativeLoaderNamespace* FindParentNamespaceByClassLoader(JNIEnv* env, jobject class_loader);
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bool initialized_;
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NativeLoaderNamespace* app_main_namespace_;
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std::list<std::pair<jweak, NativeLoaderNamespace>> namespaces_;
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};
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Result<std::string> FindApexNamespaceName(const std::string& location);
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} // namespace android::nativeloader
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#endif // ART_LIBNATIVELOADER_LIBRARY_NAMESPACES_H_
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