45 lines
1.8 KiB
Text
45 lines
1.8 KiB
Text
/*
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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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package android.hardware.usb@1.0;
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/**
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* Callback object used for all the IUsb async methods which expects a result.
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* Caller is expected to register the callback object using setCallback method
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* to receive updates on the PortStatus.
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*/
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interface IUsbCallback {
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/**
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* Used to convey the current port status to the caller.
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* Called either when PortState changes due to the port partner (or)
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* when caller requested for the PortStatus update through queryPortStatus.
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*
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* @param currentPortStatus vector object of current status of all the
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* typeC ports in the device.
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* @param retval SUCCESS when query was done successfully.
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* ERROR otherwise.
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*/
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oneway notifyPortStatusChange(vec<PortStatus> currentPortStatus, Status retval);
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/**
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* Used to notify the result of the switchRole call to the caller.
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*
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* @param portName name of the port for which the roleswap is requested.
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* @param newRole the new role requested by the caller.
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* @param retval SUCCESS if the role switch succeeded. FAILURE otherwise.
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*/
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oneway notifyRoleSwitchStatus(string portName, PortRole newRole, Status retval);
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};
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