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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.
*/
#include "Connection.h"
namespace android {
namespace hardware {
namespace media {
namespace bufferpool {
namespace V1_0 {
namespace implementation {
// Methods from ::android::hardware::media::bufferpool::V1_0::IConnection follow.
Return<void> Connection::fetch(uint64_t transactionId, uint32_t bufferId, fetch_cb _hidl_cb) {
ResultStatus status = ResultStatus::CRITICAL_ERROR;
if (mInitialized && mAccessor) {
if (bufferId != SYNC_BUFFERID) {
const native_handle_t *handle = NULL;
status = mAccessor->fetch(
mConnectionId, transactionId, bufferId, &handle);
if (status == ResultStatus::OK) {
Buffer buffer = {};
buffer.id = bufferId;
buffer.buffer = handle;
_hidl_cb(status, buffer);
return Void();
}
} else {
mAccessor->cleanUp(false);
}
}
Buffer buffer = {};
buffer.id = 0;
buffer.buffer = nullptr;
_hidl_cb(status, buffer);
return Void();
}
Connection::Connection() : mInitialized(false), mConnectionId(-1LL) {}
Connection::~Connection() {
if (mInitialized && mAccessor) {
mAccessor->close(mConnectionId);
}
}
void Connection::initialize(
const sp<Accessor>& accessor, ConnectionId connectionId) {
if (!mInitialized) {
mAccessor = accessor;
mConnectionId = connectionId;
mInitialized = true;
}
}
ResultStatus Connection::allocate(
const std::vector<uint8_t> ¶ms, BufferId *bufferId,
const native_handle_t **handle) {
if (mInitialized && mAccessor) {
return mAccessor->allocate(mConnectionId, params, bufferId, handle);
}
return ResultStatus::CRITICAL_ERROR;
}
void Connection::cleanUp(bool clearCache) {
if (mInitialized && mAccessor) {
mAccessor->cleanUp(clearCache);
}
}
// Methods from ::android::hidl::base::V1_0::IBase follow.
//IConnection* HIDL_FETCH_IConnection(const char* /* name */) {
// return new Connection();
//}
} // namespace implementation
} // namespace V1_0
} // namespace bufferpool
} // namespace media
} // namespace hardware
} // namespace android
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