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