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/*
* Copyright (C) 2016 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.
*/
package android.hardware.contexthub@1.0;
interface IContexthubCallback {
/**
* This callback is passed by the Contexthub service to the HAL
* implementation to allow the HAL to send asynchronous messages back
* to the service and registered clients of the ContextHub service.
*
* @params msg : message
*
*/
handleClientMsg(ContextHubMsg msg);
/**
* This callback is passed by the Contexthub service to the HAL
* implementation to allow the HAL to send the response for a
* transaction.
*
* @params txnId : transaction id whose result is being sent
* passed in by the service at start of transacation.
* result: result of transaction.
*
*/
handleTxnResult(uint32_t txnId, TransactionResult result);
/**
* This callback is passed by the Contexthub service to the HAL
* implementation to allow the HAL to send an asynchronous event
* to the ContextHub service.
*
* @params msg : message
*
*/
handleHubEvent(AsyncEventType evt);
/**
* This callback is passed by the Contexthub service to the HAL
* implementation to allow the HAL to send a notification to the service
* that a nanp-app has aborted.
* This method must be called when a nanoapp invokes chreAbort(...)).
*
* @params appId : app identifier
* : abortCode code passed by the nanoApp.
*
* Also see chreAbort(...)
*
*/
handleAppAbort(uint64_t appId, uint32_t abortCode);
/**
* This callback is passed by the Contexthub service to the HAL
* implementation to allow the HAL to send information about the
* currently loaded and active nanoapps on the hub.
*
* @params appInfo : vector of HubAppinfo structure for each nanoApp
* on the hub that can be enabled, disabled and
* unloaded by the service. Any nanoApps that cannot
* be controlled by the service must not be reported.
* All nanoApps that can be controlled by the service
* must be reported.
*/
handleAppsInfo(vec<HubAppInfo> appInfo);
};
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