1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.net.wifi.nl80211; 18 19 import android.net.wifi.nl80211.ISendMgmtFrameEvent; 20 import android.net.wifi.nl80211.IWifiScannerImpl; 21 22 /** 23 * IClientInterface represents a network interface that can be used to connect 24 * to access points and obtain internet connectivity. 25 * @hide 26 */ 27 interface IClientInterface { 28 // Get packet counters for this interface. 29 // First element in array is the number of successfully transmitted packets. 30 // Second element in array is the number of tramsmission failure. 31 // This call is valid only when interface is associated with an AP, otherwise 32 // it returns an empty array. getPacketCounters()33 int[] getPacketCounters(); 34 35 // Do signal poll for this interface. 36 // First element in array is the RSSI value in dBM. 37 // Second element in array is the transmission bit rate in Mbps. 38 // Third element in array is the association frequency in MHz. 39 // Fourth element in array is the last received packet bit rate in Mbps. 40 // This call is valid only when interface is associated with an AP, otherwise 41 // it returns an empty array. signalPoll()42 int[] signalPoll(); 43 44 // Get the MAC address of this interface. getMacAddress()45 byte[] getMacAddress(); 46 47 // Retrieve the name of the network interface corresponding to this 48 // IClientInterface instance (e.g. "wlan0") 49 @utf8InCpp getInterfaceName()50 String getInterfaceName(); 51 52 // Get a WifiScanner interface associated with this interface. 53 // Returns null when the underlying interface object is destroyed. getWifiScannerImpl()54 @nullable IWifiScannerImpl getWifiScannerImpl(); 55 56 // Sends an arbitrary 802.11 management frame on the current channel. 57 // @param frame Bytes of the 802.11 management frame to be sent, including the 58 // header, but not including the frame check sequence (FCS). 59 // @param Callback triggered when the transmitted frame is ACKed or the 60 // transmission fails. 61 // @param mcs MCS rate which the management frame will be sent at. If mcs < 0, 62 // the driver will select the rate automatically. If the device does not 63 // support sending the frame at a specified MCS rate, the transmission 64 // will be aborted and ISendMgmtFrameEvent.OnFailure() will be called with 65 // reason ISendMgmtFrameEvent.SEND_MGMT_FRAME_ERROR_MCS_UNSUPPORTED. SendMgmtFrame( in byte[] frame, in ISendMgmtFrameEvent callback, int mcs)66 oneway void SendMgmtFrame( 67 in byte[] frame, in ISendMgmtFrameEvent callback, int mcs); 68 } 69