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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef NATIVE_LOADER_H_
     18 #define NATIVE_LOADER_H_
     19 
     20 #include "jni.h"
     21 #include <stdint.h>
     22 #if defined(__ANDROID__)
     23 #include <android/dlext.h>
     24 #endif
     25 
     26 namespace android {
     27 
     28 __attribute__((visibility("default")))
     29 void InitializeNativeLoader();
     30 
     31 __attribute__((visibility("default")))
     32 jstring CreateClassLoaderNamespace(JNIEnv* env,
     33                                    int32_t target_sdk_version,
     34                                    jobject class_loader,
     35                                    bool is_shared,
     36                                    jstring library_path,
     37                                    jstring permitted_path);
     38 
     39 __attribute__((visibility("default")))
     40 void* OpenNativeLibrary(JNIEnv* env,
     41                         int32_t target_sdk_version,
     42                         const char* path,
     43                         jobject class_loader,
     44                         jstring library_path);
     45 
     46 __attribute__((visibility("default")))
     47 bool CloseNativeLibrary(void* handle);
     48 
     49 #if defined(__ANDROID__)
     50 // Look up linker namespace by class_loader. Returns nullptr if
     51 // there is no namespace associated with the class_loader.
     52 __attribute__((visibility("default")))
     53 android_namespace_t* FindNamespaceByClassLoader(JNIEnv* env, jobject class_loader);
     54 #endif
     55 
     56 __attribute__((visibility("default")))
     57 void ResetNativeLoader();
     58 
     59 };  // namespace android
     60 
     61 #endif  // NATIVE_BRIDGE_H_
     62