/*
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* Copyright (C) 2018 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 ANDROID_OS_NATIVE_HANDLE_H
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#define ANDROID_OS_NATIVE_HANDLE_H
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#include "hwbinder/EphemeralStorage.h"
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#include <cutils/native_handle.h>
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#include <jni.h>
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namespace android {
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struct JNativeHandle {
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/**
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* Returns a Java NativeHandle object representing the parameterized
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* native_handle_t instance.
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*/
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static jobject MakeJavaNativeHandleObj(JNIEnv *env, const native_handle_t *handle);
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/**
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* Returns a heap-allocated native_handle_t instance representing the
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* parameterized Java object. Note that if no valid EphemeralStorage*
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* parameter is supplied (storage is nullptr), the return value must
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* be explicitly deallocated (using native_handle_delete).
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*/
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static native_handle_t* MakeCppNativeHandle(JNIEnv *env, jobject jHandle,
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EphemeralStorage *storage);
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/**
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* Returns an (uninitialized) array of Java NativeHandle objects.
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*/
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static jobjectArray AllocJavaNativeHandleObjArray(JNIEnv *env, jsize length);
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};
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}
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#endif // ANDROID_OS_NATIVE_HANDLE_H
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