platform_hardware_interfaces/tetheroffload/control/1.0/ITetheringOffloadCallback.hal
Niranjan Pendharkar 257430b783 Tether Offload HAL
Adds new interfaces to perform hardware optimized tethering offload.

Test: as follows
    - built (bullhead)
    - flashed
    - booted
    - "runtest frameworks-net" passes
Bug:34361337
Change-Id: I1ed756306e1efe98bd2703df9c9846a50a87ffcd
2017-04-27 13:43:41 -07:00

38 lines
1.3 KiB
Text

/*
* Copyright (C) 2017 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.tetheroffload.control@1.0;
/**
* Callback providing information about status of hardware management process
* as well as providing a way to keep offloaded connections from timing out.
*/
interface ITetheringOffloadCallback {
/**
* Called when an asynchronous event is generated by the hardware management
* process.
*/
oneway onEvent(OffloadCallbackEvent event);
/**
* Provide a way for the management process to request that a connections
* timeout be updated in kernel.
*
* This is necessary to ensure that offloaded traffic is not cleaned up
* by the kernel connection tracking module for IPv4.
*/
oneway updateTimeout(NatTimeoutUpdate params);
};