77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
/*
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* Copyright (C) 2016 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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#include <sys/mman.h>
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#include "AshmemMemory.h"
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namespace android {
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namespace hidl {
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namespace memory {
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namespace V1_0 {
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namespace implementation {
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AshmemMemory::AshmemMemory(const hidl_memory& memory, void* data)
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: mMemory(memory),
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mData(data)
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{}
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AshmemMemory::~AshmemMemory()
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{
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// TODO: Move implementation to mapper class
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munmap(mData, mMemory.size());
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}
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// Methods from ::android::hidl::memory::V1_0::IMemory follow.
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Return<void> AshmemMemory::update() {
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// NOOP (since non-remoted memory)
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return Void();
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}
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Return<void> AshmemMemory::updateRange(uint64_t /* start */, uint64_t /* length */) {
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// NOOP (since non-remoted memory)
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return Void();
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}
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Return<void> AshmemMemory::read() {
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// NOOP (since non-remoted memory)
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return Void();
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}
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Return<void> AshmemMemory::readRange(uint64_t /* start */, uint64_t /* length */) {
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// NOOP (since non-remoted memory)
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return Void();
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}
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Return<void> AshmemMemory::commit() {
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// NOOP (since non-remoted memory)
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return Void();
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}
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Return<void*> AshmemMemory::getPointer() {
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return mData;
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}
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Return<uint64_t> AshmemMemory::getSize() {
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return mMemory.size();
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace memory
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} // namespace hidl
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} // namespace android
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