56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
/*
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* Copyright (C) 2014 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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#define LOG_TAG "nativeloader_test"
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#include <dlfcn.h>
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#include <log/log.h>
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#ifdef ART_TARGET_ANDROID
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#include "nativeloader/dlext_namespaces.h"
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#endif
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namespace android {
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extern "C" {
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// TODO(b/268440756): Find a way to reuse it from libnativebridge.
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void* OpenSystemLibrary(const char* path, int flags) {
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#ifdef ART_TARGET_ANDROID
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// The system namespace is called "default" for binaries in /system and
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// "system" for those in the Runtime APEX. Try "system" first since
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// "default" always exists.
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// TODO(b/185587109): Get rid of this error prone logic.
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android_namespace_t* system_ns = android_get_exported_namespace("system");
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if (system_ns == nullptr) {
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system_ns = android_get_exported_namespace("default");
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const char* message = "Failed to get system namespace for loading %s";
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LOG_ALWAYS_FATAL_IF(system_ns == nullptr, message, path);
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}
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const android_dlextinfo dlextinfo = {
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.flags = ANDROID_DLEXT_USE_NAMESPACE,
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.library_namespace = system_ns,
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};
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return android_dlopen_ext(path, flags, &dlextinfo);
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#else
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return dlopen(path, flags);
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#endif
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}
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} // extern "C"
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} // namespace android
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