| /* |
| * Copyright (C) 2008 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 com.android.server.wifi; |
| |
| import android.annotation.Nullable; |
| import android.app.AlarmManager; |
| import android.app.PendingIntent; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.net.apf.ApfCapabilities; |
| import android.net.wifi.RttManager; |
| import android.net.wifi.RttManager.ResponderConfig; |
| import android.net.wifi.ScanResult; |
| import android.net.wifi.WifiConfiguration; |
| import android.net.wifi.WifiEnterpriseConfig; |
| import android.net.wifi.WifiLinkLayerStats; |
| import android.net.wifi.WifiManager; |
| import android.net.wifi.WifiScanner; |
| import android.net.wifi.WifiSsid; |
| import android.net.wifi.WifiWakeReasonAndCounts; |
| import android.net.wifi.WpsInfo; |
| import android.net.wifi.p2p.WifiP2pConfig; |
| import android.net.wifi.p2p.WifiP2pGroup; |
| import android.net.wifi.p2p.nsd.WifiP2pServiceInfo; |
| import android.os.SystemClock; |
| import android.os.SystemProperties; |
| import android.text.TextUtils; |
| import android.util.LocalLog; |
| import android.util.Log; |
| |
| import com.android.internal.annotations.Immutable; |
| import com.android.internal.util.HexDump; |
| import com.android.server.connectivity.KeepalivePacketData; |
| import com.android.server.wifi.hotspot2.NetworkDetail; |
| import com.android.server.wifi.hotspot2.SupplicantBridge; |
| import com.android.server.wifi.hotspot2.Utils; |
| import com.android.server.wifi.util.FrameParser; |
| import com.android.server.wifi.util.InformationElementUtil; |
| |
| import libcore.util.HexEncoding; |
| |
| import org.json.JSONException; |
| import org.json.JSONObject; |
| |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| import java.io.UnsupportedEncodingException; |
| import java.net.URLDecoder; |
| import java.net.URLEncoder; |
| import java.nio.ByteBuffer; |
| import java.nio.CharBuffer; |
| import java.nio.charset.CharacterCodingException; |
| import java.nio.charset.CharsetDecoder; |
| import java.nio.charset.StandardCharsets; |
| import java.text.SimpleDateFormat; |
| import java.util.ArrayList; |
| import java.util.BitSet; |
| import java.util.Date; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.TimeZone; |
| |
| |
| /** |
| * Native calls for bring up/shut down of the supplicant daemon and for |
| * sending requests to the supplicant daemon |
| * |
| * waitForEvent() is called on the monitor thread for events. All other methods |
| * must be serialized from the framework. |
| * |
| * {@hide} |
| */ |
| public class WifiNative { |
| private static boolean DBG = false; |
| |
| // Must match wifi_hal.h |
| public static final int WIFI_SUCCESS = 0; |
| |
| /** |
| * Hold this lock before calling supplicant or HAL methods |
| * it is required to mutually exclude access to the driver |
| */ |
| public static final Object sLock = new Object(); |
| |
| private static final LocalLog sLocalLog = new LocalLog(8192); |
| |
| public static LocalLog getLocalLog() { |
| return sLocalLog; |
| } |
| |
| /* Register native functions */ |
| static { |
| /* Native functions are defined in libwifi-service.so */ |
| System.loadLibrary("wifi-service"); |
| registerNatives(); |
| } |
| |
| private static native int registerNatives(); |
| |
| /* |
| * Singleton WifiNative instances |
| */ |
| private static WifiNative wlanNativeInterface = |
| new WifiNative(SystemProperties.get("wifi.interface", "wlan0"), true); |
| public static WifiNative getWlanNativeInterface() { |
| return wlanNativeInterface; |
| } |
| |
| private static WifiNative p2pNativeInterface = |
| // commands for p2p0 interface don't need prefix |
| new WifiNative(SystemProperties.get("wifi.direct.interface", "p2p0"), false); |
| public static WifiNative getP2pNativeInterface() { |
| return p2pNativeInterface; |
| } |
| |
| |
| private final String mTAG; |
| private final String mInterfaceName; |
| private final String mInterfacePrefix; |
| |
| private Context mContext = null; |
| public void initContext(Context context) { |
| if (mContext == null && context != null) { |
| mContext = context; |
| } |
| } |
| |
| private WifiNative(String interfaceName, |
| boolean requiresPrefix) { |
| mInterfaceName = interfaceName; |
| mTAG = "WifiNative-" + interfaceName; |
| |
| if (requiresPrefix) { |
| mInterfacePrefix = "IFNAME=" + interfaceName + " "; |
| } else { |
| mInterfacePrefix = ""; |
| } |
| } |
| |
| public String getInterfaceName() { |
| return mInterfaceName; |
| } |
| |
| // Note this affects logging on for all interfaces |
| void enableVerboseLogging(int verbose) { |
| if (verbose > 0) { |
| DBG = true; |
| } else { |
| DBG = false; |
| } |
| } |
| |
| private void localLog(String s) { |
| if (sLocalLog != null) sLocalLog.log(mInterfaceName + ": " + s); |
| } |
| |
| |
| |
| /* |
| * Driver and Supplicant management |
| */ |
| private native static boolean loadDriverNative(); |
| public boolean loadDriver() { |
| synchronized (sLock) { |
| return loadDriverNative(); |
| } |
| } |
| |
| private native static boolean isDriverLoadedNative(); |
| public boolean isDriverLoaded() { |
| synchronized (sLock) { |
| return isDriverLoadedNative(); |
| } |
| } |
| |
| private native static boolean unloadDriverNative(); |
| public boolean unloadDriver() { |
| synchronized (sLock) { |
| return unloadDriverNative(); |
| } |
| } |
| |
| private native static boolean startSupplicantNative(boolean p2pSupported); |
| public boolean startSupplicant(boolean p2pSupported) { |
| synchronized (sLock) { |
| return startSupplicantNative(p2pSupported); |
| } |
| } |
| |
| /* Sends a kill signal to supplicant. To be used when we have lost connection |
| or when the supplicant is hung */ |
| private native static boolean killSupplicantNative(boolean p2pSupported); |
| public boolean killSupplicant(boolean p2pSupported) { |
| synchronized (sLock) { |
| return killSupplicantNative(p2pSupported); |
| } |
| } |
| |
| private native static boolean connectToSupplicantNative(); |
| public boolean connectToSupplicant() { |
| synchronized (sLock) { |
| localLog(mInterfacePrefix + "connectToSupplicant"); |
| return connectToSupplicantNative(); |
| } |
| } |
| |
| private native static void closeSupplicantConnectionNative(); |
| public void closeSupplicantConnection() { |
| synchronized (sLock) { |
| localLog(mInterfacePrefix + "closeSupplicantConnection"); |
| closeSupplicantConnectionNative(); |
| } |
| } |
| |
| /** |
| * Wait for the supplicant to send an event, returning the event string. |
| * @return the event string sent by the supplicant. |
| */ |
| private native static String waitForEventNative(); |
| public String waitForEvent() { |
| // No synchronization necessary .. it is implemented in WifiMonitor |
| return waitForEventNative(); |
| } |
| |
| |
| /* |
| * Supplicant Command Primitives |
| */ |
| private native boolean doBooleanCommandNative(String command); |
| |
| private native int doIntCommandNative(String command); |
| |
| private native String doStringCommandNative(String command); |
| |
| private boolean doBooleanCommand(String command) { |
| if (DBG) Log.d(mTAG, "doBoolean: " + command); |
| synchronized (sLock) { |
| String toLog = mInterfacePrefix + command; |
| boolean result = doBooleanCommandNative(mInterfacePrefix + command); |
| localLog(toLog + " -> " + result); |
| if (DBG) Log.d(mTAG, command + ": returned " + result); |
| return result; |
| } |
| } |
| |
| private boolean doBooleanCommandWithoutLogging(String command) { |
| if (DBG) Log.d(mTAG, "doBooleanCommandWithoutLogging: " + command); |
| synchronized (sLock) { |
| boolean result = doBooleanCommandNative(mInterfacePrefix + command); |
| if (DBG) Log.d(mTAG, command + ": returned " + result); |
| return result; |
| } |
| } |
| |
| private int doIntCommand(String command) { |
| if (DBG) Log.d(mTAG, "doInt: " + command); |
| synchronized (sLock) { |
| String toLog = mInterfacePrefix + command; |
| int result = doIntCommandNative(mInterfacePrefix + command); |
| localLog(toLog + " -> " + result); |
| if (DBG) Log.d(mTAG, " returned " + result); |
| return result; |
| } |
| } |
| |
| private String doStringCommand(String command) { |
| if (DBG) { |
| //GET_NETWORK commands flood the logs |
| if (!command.startsWith("GET_NETWORK")) { |
| Log.d(mTAG, "doString: [" + command + "]"); |
| } |
| } |
| synchronized (sLock) { |
| String toLog = mInterfacePrefix + command; |
| String result = doStringCommandNative(mInterfacePrefix + command); |
| if (result == null) { |
| if (DBG) Log.d(mTAG, "doStringCommandNative no result"); |
| } else { |
| if (!command.startsWith("STATUS-")) { |
| localLog(toLog + " -> " + result); |
| } |
| if (DBG) Log.d(mTAG, " returned " + result.replace("\n", " ")); |
| } |
| return result; |
| } |
| } |
| |
| private String doStringCommandWithoutLogging(String command) { |
| if (DBG) { |
| //GET_NETWORK commands flood the logs |
| if (!command.startsWith("GET_NETWORK")) { |
| Log.d(mTAG, "doString: [" + command + "]"); |
| } |
| } |
| synchronized (sLock) { |
| return doStringCommandNative(mInterfacePrefix + command); |
| } |
| } |
| |
| public String doCustomSupplicantCommand(String command) { |
| return doStringCommand(command); |
| } |
| |
| /* |
| * Wrappers for supplicant commands |
| */ |
| public boolean ping() { |
| String pong = doStringCommand("PING"); |
| return (pong != null && pong.equals("PONG")); |
| } |
| |
| public void setSupplicantLogLevel(String level) { |
| doStringCommand("LOG_LEVEL " + level); |
| } |
| |
| public String getFreqCapability() { |
| return doStringCommand("GET_CAPABILITY freq"); |
| } |
| |
| /** |
| * Start a scan using wpa_supplicant for the given frequencies. |
| * @param freqs list of frequencies to scan for, if null scan all supported channels. |
| * @param hiddenNetworkIds List of hidden networks to be scanned for. |
| */ |
| public boolean scan(Set<Integer> freqs, Set<Integer> hiddenNetworkIds) { |
| String freqList = null; |
| String hiddenNetworkIdList = null; |
| if (freqs != null && freqs.size() != 0) { |
| freqList = TextUtils.join(",", freqs); |
| } |
| if (hiddenNetworkIds != null && hiddenNetworkIds.size() != 0) { |
| hiddenNetworkIdList = TextUtils.join(",", hiddenNetworkIds); |
| } |
| return scanWithParams(freqList, hiddenNetworkIdList); |
| } |
| |
| private boolean scanWithParams(String freqList, String hiddenNetworkIdList) { |
| StringBuilder scanCommand = new StringBuilder(); |
| scanCommand.append("SCAN TYPE=ONLY"); |
| if (freqList != null) { |
| scanCommand.append(" freq=" + freqList); |
| } |
| if (hiddenNetworkIdList != null) { |
| scanCommand.append(" scan_id=" + hiddenNetworkIdList); |
| } |
| return doBooleanCommand(scanCommand.toString()); |
| } |
| |
| /* Does a graceful shutdown of supplicant. Is a common stop function for both p2p and sta. |
| * |
| * Note that underneath we use a harsh-sounding "terminate" supplicant command |
| * for a graceful stop and a mild-sounding "stop" interface |
| * to kill the process |
| */ |
| public boolean stopSupplicant() { |
| return doBooleanCommand("TERMINATE"); |
| } |
| |
| public String listNetworks() { |
| return doStringCommand("LIST_NETWORKS"); |
| } |
| |
| public String listNetworks(int last_id) { |
| return doStringCommand("LIST_NETWORKS LAST_ID=" + last_id); |
| } |
| |
| public int addNetwork() { |
| return doIntCommand("ADD_NETWORK"); |
| } |
| |
| public boolean setNetworkExtra(int netId, String name, Map<String, String> values) { |
| final String encoded; |
| try { |
| encoded = URLEncoder.encode(new JSONObject(values).toString(), "UTF-8"); |
| } catch (NullPointerException e) { |
| Log.e(TAG, "Unable to serialize networkExtra: " + e.toString()); |
| return false; |
| } catch (UnsupportedEncodingException e) { |
| Log.e(TAG, "Unable to serialize networkExtra: " + e.toString()); |
| return false; |
| } |
| return setNetworkVariable(netId, name, "\"" + encoded + "\""); |
| } |
| |
| public boolean setNetworkVariable(int netId, String name, String value) { |
| if (TextUtils.isEmpty(name) || TextUtils.isEmpty(value)) return false; |
| if (name.equals(WifiConfiguration.pskVarName) |
| || name.equals(WifiEnterpriseConfig.PASSWORD_KEY)) { |
| return doBooleanCommandWithoutLogging("SET_NETWORK " + netId + " " + name + " " + value); |
| } else { |
| return doBooleanCommand("SET_NETWORK " + netId + " " + name + " " + value); |
| } |
| } |
| |
| public Map<String, String> getNetworkExtra(int netId, String name) { |
| final String wrapped = getNetworkVariable(netId, name); |
| if (wrapped == null || !wrapped.startsWith("\"") || !wrapped.endsWith("\"")) { |
| return null; |
| } |
| try { |
| final String encoded = wrapped.substring(1, wrapped.length() - 1); |
| // This method reads a JSON dictionary that was written by setNetworkExtra(). However, |
| // on devices that upgraded from Marshmallow, it may encounter a legacy value instead - |
| // an FQDN stored as a plain string. If such a value is encountered, the JSONObject |
| // constructor will thrown a JSONException and the method will return null. |
| final JSONObject json = new JSONObject(URLDecoder.decode(encoded, "UTF-8")); |
| final Map<String, String> values = new HashMap<String, String>(); |
| final Iterator<?> it = json.keys(); |
| while (it.hasNext()) { |
| final String key = (String) it.next(); |
| final Object value = json.get(key); |
| if (value instanceof String) { |
| values.put(key, (String) value); |
| } |
| } |
| return values; |
| } catch (UnsupportedEncodingException e) { |
| Log.e(TAG, "Unable to deserialize networkExtra: " + e.toString()); |
| return null; |
| } catch (JSONException e) { |
| // This is not necessarily an error. This exception will also occur if we encounter a |
| // legacy FQDN stored as a plain string. We want to return null in this case as no JSON |
| // dictionary of extras was found. |
| return null; |
| } |
| } |
| |
| public String getNetworkVariable(int netId, String name) { |
| if (TextUtils.isEmpty(name)) return null; |
| |
| // GET_NETWORK will likely flood the logs ... |
| return doStringCommandWithoutLogging("GET_NETWORK " + netId + " " + name); |
| } |
| |
| public boolean removeNetwork(int netId) { |
| return doBooleanCommand("REMOVE_NETWORK " + netId); |
| } |
| |
| |
| private void logDbg(String debug) { |
| long now = SystemClock.elapsedRealtimeNanos(); |
| String ts = String.format("[%,d us] ", now/1000); |
| Log.e("WifiNative: ", ts+debug+ " stack:" |
| + Thread.currentThread().getStackTrace()[2].getMethodName() +" - " |
| + Thread.currentThread().getStackTrace()[3].getMethodName() +" - " |
| + Thread.currentThread().getStackTrace()[4].getMethodName() +" - " |
| + Thread.currentThread().getStackTrace()[5].getMethodName()+" - " |
| + Thread.currentThread().getStackTrace()[6].getMethodName()); |
| |
| } |
| |
| /** |
| * Enables a network in wpa_supplicant. |
| * @param netId - Network ID of the network to be enabled. |
| * @return true if command succeeded, false otherwise. |
| */ |
| public boolean enableNetwork(int netId) { |
| if (DBG) logDbg("enableNetwork nid=" + Integer.toString(netId)); |
| return doBooleanCommand("ENABLE_NETWORK " + netId); |
| } |
| |
| /** |
| * Enable a network in wpa_supplicant, do not connect. |
| * @param netId - Network ID of the network to be enabled. |
| * @return true if command succeeded, false otherwise. |
| */ |
| public boolean enableNetworkWithoutConnect(int netId) { |
| if (DBG) logDbg("enableNetworkWithoutConnect nid=" + Integer.toString(netId)); |
| return doBooleanCommand("ENABLE_NETWORK " + netId + " " + "no-connect"); |
| } |
| |
| /** |
| * Disables a network in wpa_supplicant. |
| * @param netId - Network ID of the network to be disabled. |
| * @return true if command succeeded, false otherwise. |
| */ |
| public boolean disableNetwork(int netId) { |
| if (DBG) logDbg("disableNetwork nid=" + Integer.toString(netId)); |
| return doBooleanCommand("DISABLE_NETWORK " + netId); |
| } |
| |
| /** |
| * Select a network in wpa_supplicant (Disables all others). |
| * @param netId - Network ID of the network to be selected. |
| * @return true if command succeeded, false otherwise. |
| */ |
| public boolean selectNetwork(int netId) { |
| if (DBG) logDbg("selectNetwork nid=" + Integer.toString(netId)); |
| return doBooleanCommand("SELECT_NETWORK " + netId); |
| } |
| |
| public boolean reconnect() { |
| if (DBG) logDbg("RECONNECT "); |
| return doBooleanCommand("RECONNECT"); |
| } |
| |
| public boolean reassociate() { |
| if (DBG) logDbg("REASSOCIATE "); |
| return doBooleanCommand("REASSOCIATE"); |
| } |
| |
| public boolean disconnect() { |
| if (DBG) logDbg("DISCONNECT "); |
| return doBooleanCommand("DISCONNECT"); |
| } |
| |
| public String status() { |
| return status(false); |
| } |
| |
| public String status(boolean noEvents) { |
| if (noEvents) { |
| return doStringCommand("STATUS-NO_EVENTS"); |
| } else { |
| return doStringCommand("STATUS"); |
| } |
| } |
| |
| public String getMacAddress() { |
| //Macaddr = XX.XX.XX.XX.XX.XX |
| String ret = doStringCommand("DRIVER MACADDR"); |
| if (!TextUtils.isEmpty(ret)) { |
| String[] tokens = ret.split(" = "); |
| if (tokens.length == 2) return tokens[1]; |
| } |
| return null; |
| } |
| |
| |
| |
| /** |
| * Format of results: |
| * ================= |
| * id=1 |
| * bssid=68:7f:76:d7:1a:6e |
| * freq=2412 |
| * level=-44 |
| * tsf=1344626243700342 |
| * flags=[WPA2-PSK-CCMP][WPS][ESS] |
| * ssid=zfdy |
| * ==== |
| * id=2 |
| * bssid=68:5f:74:d7:1a:6f |
| * freq=5180 |
| * level=-73 |
| * tsf=1344626243700373 |
| * flags=[WPA2-PSK-CCMP][WPS][ESS] |
| * ssid=zuby |
| * ==== |
| * |
| * RANGE=ALL gets all scan results |
| * RANGE=ID- gets results from ID |
| * MASK=<N> BSS command information mask. |
| * |
| * The mask used in this method, 0x29d87, gets the following fields: |
| * |
| * WPA_BSS_MASK_ID (Bit 0) |
| * WPA_BSS_MASK_BSSID (Bit 1) |
| * WPA_BSS_MASK_FREQ (Bit 2) |
| * WPA_BSS_MASK_LEVEL (Bit 7) |
| * WPA_BSS_MASK_TSF (Bit 8) |
| * WPA_BSS_MASK_IE (Bit 10) |
| * WPA_BSS_MASK_FLAGS (Bit 11) |
| * WPA_BSS_MASK_SSID (Bit 12) |
| * WPA_BSS_MASK_INTERNETW (Bit 15) (adds ANQP info) |
| * WPA_BSS_MASK_DELIM (Bit 17) |
| * |
| * See wpa_supplicant/src/common/wpa_ctrl.h for details. |
| */ |
| private String getRawScanResults(String range) { |
| return doStringCommandWithoutLogging("BSS RANGE=" + range + " MASK=0x29d87"); |
| } |
| |
| private static final String BSS_IE_STR = "ie="; |
| private static final String BSS_ID_STR = "id="; |
| private static final String BSS_BSSID_STR = "bssid="; |
| private static final String BSS_FREQ_STR = "freq="; |
| private static final String BSS_LEVEL_STR = "level="; |
| private static final String BSS_TSF_STR = "tsf="; |
| private static final String BSS_FLAGS_STR = "flags="; |
| private static final String BSS_SSID_STR = "ssid="; |
| private static final String BSS_DELIMITER_STR = "===="; |
| private static final String BSS_END_STR = "####"; |
| |
| public ArrayList<ScanDetail> getScanResults() { |
| int next_sid = 0; |
| ArrayList<ScanDetail> results = new ArrayList<>(); |
| while(next_sid >= 0) { |
| String rawResult = getRawScanResults(next_sid+"-"); |
| next_sid = -1; |
| |
| if (TextUtils.isEmpty(rawResult)) |
| break; |
| |
| String[] lines = rawResult.split("\n"); |
| |
| |
| // note that all these splits and substrings keep references to the original |
| // huge string buffer while the amount we really want is generally pretty small |
| // so make copies instead (one example b/11087956 wasted 400k of heap here). |
| final int bssidStrLen = BSS_BSSID_STR.length(); |
| final int flagLen = BSS_FLAGS_STR.length(); |
| |
| String bssid = ""; |
| int level = 0; |
| int freq = 0; |
| long tsf = 0; |
| String flags = ""; |
| WifiSsid wifiSsid = null; |
| String infoElementsStr = null; |
| List<String> anqpLines = null; |
| |
| for (String line : lines) { |
| if (line.startsWith(BSS_ID_STR)) { // Will find the last id line |
| try { |
| next_sid = Integer.parseInt(line.substring(BSS_ID_STR.length())) + 1; |
| } catch (NumberFormatException e) { |
| // Nothing to do |
| } |
| } else if (line.startsWith(BSS_BSSID_STR)) { |
| bssid = new String(line.getBytes(), bssidStrLen, line.length() - bssidStrLen); |
| } else if (line.startsWith(BSS_FREQ_STR)) { |
| try { |
| freq = Integer.parseInt(line.substring(BSS_FREQ_STR.length())); |
| } catch (NumberFormatException e) { |
| freq = 0; |
| } |
| } else if (line.startsWith(BSS_LEVEL_STR)) { |
| try { |
| level = Integer.parseInt(line.substring(BSS_LEVEL_STR.length())); |
| /* some implementations avoid negative values by adding 256 |
| * so we need to adjust for that here. |
| */ |
| if (level > 0) level -= 256; |
| } catch (NumberFormatException e) { |
| level = 0; |
| } |
| } else if (line.startsWith(BSS_TSF_STR)) { |
| try { |
| tsf = Long.parseLong(line.substring(BSS_TSF_STR.length())); |
| } catch (NumberFormatException e) { |
| tsf = 0; |
| } |
| } else if (line.startsWith(BSS_FLAGS_STR)) { |
| flags = new String(line.getBytes(), flagLen, line.length() - flagLen); |
| } else if (line.startsWith(BSS_SSID_STR)) { |
| wifiSsid = WifiSsid.createFromAsciiEncoded( |
| line.substring(BSS_SSID_STR.length())); |
| } else if (line.startsWith(BSS_IE_STR)) { |
| infoElementsStr = line; |
| } else if (SupplicantBridge.isAnqpAttribute(line)) { |
| if (anqpLines == null) { |
| anqpLines = new ArrayList<>(); |
| } |
| anqpLines.add(line); |
| } else if (line.startsWith(BSS_DELIMITER_STR) || line.startsWith(BSS_END_STR)) { |
| if (bssid != null) { |
| try { |
| if (infoElementsStr == null) { |
| throw new IllegalArgumentException("Null information element data"); |
| } |
| int seperator = infoElementsStr.indexOf('='); |
| if (seperator < 0) { |
| throw new IllegalArgumentException("No element separator"); |
| } |
| |
| ScanResult.InformationElement[] infoElements = |
| InformationElementUtil.parseInformationElements( |
| Utils.hexToBytes(infoElementsStr.substring(seperator + 1))); |
| |
| NetworkDetail networkDetail = new NetworkDetail(bssid, |
| infoElements, anqpLines, freq); |
| if (DBG) { |
| Log.v(TAG + ":DTIM", "SSID" + networkDetail.getSSID() |
| + ", DTIM=" + networkDetail.getDtimInterval() + ", " |
| + " IEstr:" + infoElementsStr); |
| } |
| String xssid = (wifiSsid != null) ? wifiSsid.toString() : WifiSsid.NONE; |
| if (!xssid.equals(networkDetail.getTrimmedSSID())) { |
| Log.d(TAG, String.format( |
| "Inconsistent SSID on BSSID '%s': '%s' vs '%s': %s", |
| bssid, xssid, networkDetail.getSSID(), infoElementsStr)); |
| } |
| |
| if (networkDetail.hasInterworking()) { |
| if (DBG) Log.d(TAG, "HSNwk: '" + networkDetail); |
| } |
| ScanDetail scan = new ScanDetail(networkDetail, wifiSsid, bssid, flags, |
| level, freq, tsf, infoElements, anqpLines); |
| results.add(scan); |
| } catch (IllegalArgumentException iae) { |
| Log.d(TAG, "Failed to parse information elements: " + iae); |
| } |
| } |
| bssid = null; |
| level = 0; |
| freq = 0; |
| tsf = 0; |
| flags = ""; |
| wifiSsid = null; |
| infoElementsStr = null; |
| anqpLines = null; |
| } |
| } |
| } |
| return results; |
| } |
| |
| /** |
| * Format of result: |
| * id=1016 |
| * bssid=00:03:7f:40:84:10 |
| * freq=2462 |
| * beacon_int=200 |
| * capabilities=0x0431 |
| * qual=0 |
| * noise=0 |
| * level=-46 |
| * tsf=0000002669008476 |
| * age=5 |
| * ie=00105143412d485332302d52322d54455354010882848b960c12182403010b0706555... |
| * flags=[WPA2-EAP-CCMP][ESS][P2P][HS20] |
| * ssid=QCA-HS20-R2-TEST |
| * p2p_device_name= |
| * p2p_config_methods=0x0SET_NE |
| * anqp_venue_name=02083d656e6757692d466920416c6c69616e63650a3239383920436f... |
| * anqp_network_auth_type=010000 |
| * anqp_roaming_consortium=03506f9a05001bc504bd |
| * anqp_ip_addr_type_availability=0c |
| * anqp_nai_realm=0200300000246d61696c2e6578616d706c652e636f6d3b636973636f2... |
| * anqp_3gpp=000600040132f465 |
| * anqp_domain_name=0b65786d61706c652e636f6d |
| * hs20_operator_friendly_name=11656e6757692d466920416c6c69616e63650e636869... |
| * hs20_wan_metrics=01c40900008001000000000a00 |
| * hs20_connection_capability=0100000006140001061600000650000106bb010106bb0... |
| * hs20_osu_providers_list=0b5143412d4f53552d425353010901310015656e6757692d... |
| */ |
| public String scanResult(String bssid) { |
| return doStringCommand("BSS " + bssid); |
| } |
| |
| public boolean startDriver() { |
| return doBooleanCommand("DRIVER START"); |
| } |
| |
| public boolean stopDriver() { |
| return doBooleanCommand("DRIVER STOP"); |
| } |
| |
| |
| /** |
| * Start filtering out Multicast V4 packets |
| * @return {@code true} if the operation succeeded, {@code false} otherwise |
| * |
| * Multicast filtering rules work as follows: |
| * |
| * The driver can filter multicast (v4 and/or v6) and broadcast packets when in |
| * a power optimized mode (typically when screen goes off). |
| * |
| * In order to prevent the driver from filtering the multicast/broadcast packets, we have to |
| * add a DRIVER RXFILTER-ADD rule followed by DRIVER RXFILTER-START to make the rule effective |
| * |
| * DRIVER RXFILTER-ADD Num |
| * where Num = 0 - Unicast, 1 - Broadcast, 2 - Mutil4 or 3 - Multi6 |
| * |
| * and DRIVER RXFILTER-START |
| * In order to stop the usage of these rules, we do |
| * |
| * DRIVER RXFILTER-STOP |
| * DRIVER RXFILTER-REMOVE Num |
| * where Num is as described for RXFILTER-ADD |
| * |
| * The SETSUSPENDOPT driver command overrides the filtering rules |
| */ |
| public boolean startFilteringMulticastV4Packets() { |
| return doBooleanCommand("DRIVER RXFILTER-STOP") |
| && doBooleanCommand("DRIVER RXFILTER-REMOVE 2") |
| && doBooleanCommand("DRIVER RXFILTER-START"); |
| } |
| |
| /** |
| * Stop filtering out Multicast V4 packets. |
| * @return {@code true} if the operation succeeded, {@code false} otherwise |
| */ |
| public boolean stopFilteringMulticastV4Packets() { |
| return doBooleanCommand("DRIVER RXFILTER-STOP") |
| && doBooleanCommand("DRIVER RXFILTER-ADD 2") |
| && doBooleanCommand("DRIVER RXFILTER-START"); |
| } |
| |
| /** |
| * Start filtering out Multicast V6 packets |
| * @return {@code true} if the operation succeeded, {@code false} otherwise |
| */ |
| public boolean startFilteringMulticastV6Packets() { |
| return doBooleanCommand("DRIVER RXFILTER-STOP") |
| && doBooleanCommand("DRIVER RXFILTER-REMOVE 3") |
| && doBooleanCommand("DRIVER RXFILTER-START"); |
| } |
| |
| /** |
| * Stop filtering out Multicast V6 packets. |
| * @return {@code true} if the operation succeeded, {@code false} otherwise |
| */ |
| public boolean stopFilteringMulticastV6Packets() { |
| return doBooleanCommand("DRIVER RXFILTER-STOP") |
| && doBooleanCommand("DRIVER RXFILTER-ADD 3") |
| && doBooleanCommand("DRIVER RXFILTER-START"); |
| } |
| |
| /** |
| * Set the operational frequency band |
| * @param band One of |
| * {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO}, |
| * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ}, |
| * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}, |
| * @return {@code true} if the operation succeeded, {@code false} otherwise |
| */ |
| public boolean setBand(int band) { |
| String bandstr; |
| |
| if (band == WifiManager.WIFI_FREQUENCY_BAND_5GHZ) |
| bandstr = "5G"; |
| else if (band == WifiManager.WIFI_FREQUENCY_BAND_2GHZ) |
| bandstr = "2G"; |
| else |
| bandstr = "AUTO"; |
| return doBooleanCommand("SET SETBAND " + bandstr); |
| } |
| |
| public static final int BLUETOOTH_COEXISTENCE_MODE_ENABLED = 0; |
| public static final int BLUETOOTH_COEXISTENCE_MODE_DISABLED = 1; |
| public static final int BLUETOOTH_COEXISTENCE_MODE_SENSE = 2; |
| /** |
| * Sets the bluetooth coexistence mode. |
| * |
| * @param mode One of {@link #BLUETOOTH_COEXISTENCE_MODE_DISABLED}, |
| * {@link #BLUETOOTH_COEXISTENCE_MODE_ENABLED}, or |
| * {@link #BLUETOOTH_COEXISTENCE_MODE_SENSE}. |
| * @return Whether the mode was successfully set. |
| */ |
| public boolean setBluetoothCoexistenceMode(int mode) { |
| return doBooleanCommand("DRIVER BTCOEXMODE " + mode); |
| } |
| |
| /** |
| * Enable or disable Bluetooth coexistence scan mode. When this mode is on, |
| * some of the low-level scan parameters used by the driver are changed to |
| * reduce interference with A2DP streaming. |
| * |
| * @param isSet whether to enable or disable this mode |
| * @return {@code true} if the command succeeded, {@code false} otherwise. |
| */ |
| public boolean setBluetoothCoexistenceScanMode(boolean setCoexScanMode) { |
| if (setCoexScanMode) { |
| return doBooleanCommand("DRIVER BTCOEXSCAN-START"); |
| } else { |
| return doBooleanCommand("DRIVER BTCOEXSCAN-STOP"); |
| } |
| } |
| |
| public void enableSaveConfig() { |
| doBooleanCommand("SET update_config 1"); |
| } |
| |
| public boolean saveConfig() { |
| return doBooleanCommand("SAVE_CONFIG"); |
| } |
| |
| public boolean addToBlacklist(String bssid) { |
| if (TextUtils.isEmpty(bssid)) return false; |
| return doBooleanCommand("BLACKLIST " + bssid); |
| } |
| |
| public boolean clearBlacklist() { |
| return doBooleanCommand("BLACKLIST clear"); |
| } |
| |
| public boolean setSuspendOptimizations(boolean enabled) { |
| if (enabled) { |
| return doBooleanCommand("DRIVER SETSUSPENDMODE 1"); |
| } else { |
| return doBooleanCommand("DRIVER SETSUSPENDMODE 0"); |
| } |
| } |
| |
| public boolean setCountryCode(String countryCode) { |
| if (countryCode != null) |
| return doBooleanCommand("DRIVER COUNTRY " + countryCode.toUpperCase(Locale.ROOT)); |
| else |
| return doBooleanCommand("DRIVER COUNTRY"); |
| } |
| |
| /** |
| * Start/Stop PNO scan. |
| * @param enable boolean indicating whether PNO is being enabled or disabled. |
| */ |
| public boolean setPnoScan(boolean enable) { |
| String cmd = enable ? "SET pno 1" : "SET pno 0"; |
| return doBooleanCommand(cmd); |
| } |
| |
| public void enableAutoConnect(boolean enable) { |
| if (enable) { |
| doBooleanCommand("STA_AUTOCONNECT 1"); |
| } else { |
| doBooleanCommand("STA_AUTOCONNECT 0"); |
| } |
| } |
| |
| public void setScanInterval(int scanInterval) { |
| doBooleanCommand("SCAN_INTERVAL " + scanInterval); |
| } |
| |
| public void setHs20(boolean hs20) { |
| if (hs20) { |
| doBooleanCommand("SET HS20 1"); |
| } else { |
| doBooleanCommand("SET HS20 0"); |
| } |
| } |
| |
| public void startTdls(String macAddr, boolean enable) { |
| if (enable) { |
| synchronized (sLock) { |
| doBooleanCommand("TDLS_DISCOVER " + macAddr); |
| doBooleanCommand("TDLS_SETUP " + macAddr); |
| } |
| } else { |
| doBooleanCommand("TDLS_TEARDOWN " + macAddr); |
| } |
| } |
| |
| /** Example output: |
| * RSSI=-65 |
| * LINKSPEED=48 |
| * NOISE=9999 |
| * FREQUENCY=0 |
| */ |
| public String signalPoll() { |
| return doStringCommandWithoutLogging("SIGNAL_POLL"); |
| } |
| |
| /** Example outout: |
| * TXGOOD=396 |
| * TXBAD=1 |
| */ |
| public String pktcntPoll() { |
| return doStringCommand("PKTCNT_POLL"); |
| } |
| |
| public void bssFlush() { |
| doBooleanCommand("BSS_FLUSH 0"); |
| } |
| |
| public boolean startWpsPbc(String bssid) { |
| if (TextUtils.isEmpty(bssid)) { |
| return doBooleanCommand("WPS_PBC"); |
| } else { |
| return doBooleanCommand("WPS_PBC " + bssid); |
| } |
| } |
| |
| public boolean startWpsPbc(String iface, String bssid) { |
| synchronized (sLock) { |
| if (TextUtils.isEmpty(bssid)) { |
| return doBooleanCommandNative("IFNAME=" + iface + " WPS_PBC"); |
| } else { |
| return doBooleanCommandNative("IFNAME=" + iface + " WPS_PBC " + bssid); |
| } |
| } |
| } |
| |
| public boolean startWpsPinKeypad(String pin) { |
| if (TextUtils.isEmpty(pin)) return false; |
| return doBooleanCommand("WPS_PIN any " + pin); |
| } |
| |
| public boolean startWpsPinKeypad(String iface, String pin) { |
| if (TextUtils.isEmpty(pin)) return false; |
| synchronized (sLock) { |
| return doBooleanCommandNative("IFNAME=" + iface + " WPS_PIN any " + pin); |
| } |
| } |
| |
| |
| public String startWpsPinDisplay(String bssid) { |
| if (TextUtils.isEmpty(bssid)) { |
| return doStringCommand("WPS_PIN any"); |
| } else { |
| return doStringCommand("WPS_PIN " + bssid); |
| } |
| } |
| |
| public String startWpsPinDisplay(String iface, String bssid) { |
| synchronized (sLock) { |
| if (TextUtils.isEmpty(bssid)) { |
| return doStringCommandNative("IFNAME=" + iface + " WPS_PIN any"); |
| } else { |
| return doStringCommandNative("IFNAME=" + iface + " WPS_PIN " + bssid); |
| } |
| } |
| } |
| |
| public boolean setExternalSim(boolean external) { |
| String value = external ? "1" : "0"; |
| Log.d(TAG, "Setting external_sim to " + value); |
| return doBooleanCommand("SET external_sim " + value); |
| } |
| |
| public boolean simAuthResponse(int id, String type, String response) { |
| // with type = GSM-AUTH, UMTS-AUTH or UMTS-AUTS |
| return doBooleanCommand("CTRL-RSP-SIM-" + id + ":" + type + response); |
| } |
| |
| public boolean simAuthFailedResponse(int id) { |
| // should be used with type GSM-AUTH |
| return doBooleanCommand("CTRL-RSP-SIM-" + id + ":GSM-FAIL"); |
| } |
| |
| public boolean umtsAuthFailedResponse(int id) { |
| // should be used with type UMTS-AUTH |
| return doBooleanCommand("CTRL-RSP-SIM-" + id + ":UMTS-FAIL"); |
| } |
| |
| public boolean simIdentityResponse(int id, String response) { |
| return doBooleanCommand("CTRL-RSP-IDENTITY-" + id + ":" + response); |
| } |
| |
| /* Configures an access point connection */ |
| public boolean startWpsRegistrar(String bssid, String pin) { |
| if (TextUtils.isEmpty(bssid) || TextUtils.isEmpty(pin)) return false; |
| return doBooleanCommand("WPS_REG " + bssid + " " + pin); |
| } |
| |
| public boolean cancelWps() { |
| return doBooleanCommand("WPS_CANCEL"); |
| } |
| |
| public boolean setPersistentReconnect(boolean enabled) { |
| int value = (enabled == true) ? 1 : 0; |
| return doBooleanCommand("SET persistent_reconnect " + value); |
| } |
| |
| public boolean setDeviceName(String name) { |
| return doBooleanCommand("SET device_name " + name); |
| } |
| |
| public boolean setDeviceType(String type) { |
| return doBooleanCommand("SET device_type " + type); |
| } |
| |
| public boolean setConfigMethods(String cfg) { |
| return doBooleanCommand("SET config_methods " + cfg); |
| } |
| |
| public boolean setManufacturer(String value) { |
| return doBooleanCommand("SET manufacturer " + value); |
| } |
| |
| public boolean setModelName(String value) { |
| return doBooleanCommand("SET model_name " + value); |
| } |
| |
| public boolean setModelNumber(String value) { |
| return doBooleanCommand("SET model_number " + value); |
| } |
| |
| public boolean setSerialNumber(String value) { |
| return doBooleanCommand("SET serial_number " + value); |
| } |
| |
| public boolean setP2pSsidPostfix(String postfix) { |
| return doBooleanCommand("SET p2p_ssid_postfix " + postfix); |
| } |
| |
| public boolean setP2pGroupIdle(String iface, int time) { |
| synchronized (sLock) { |
| return doBooleanCommandNative("IFNAME=" + iface + " SET p2p_group_idle " + time); |
| } |
| } |
| |
| public void setPowerSave(boolean enabled) { |
| if (enabled) { |
| doBooleanCommand("SET ps 1"); |
| } else { |
| doBooleanCommand("SET ps 0"); |
| } |
| } |
| |
| public boolean setP2pPowerSave(String iface, boolean enabled) { |
| synchronized (sLock) { |
| if (enabled) { |
| return doBooleanCommandNative("IFNAME=" + iface + " P2P_SET ps 1"); |
| } else { |
| return doBooleanCommandNative("IFNAME=" + iface + " P2P_SET ps 0"); |
| } |
| } |
| } |
| |
| public boolean setWfdEnable(boolean enable) { |
| return doBooleanCommand("SET wifi_display " + (enable ? "1" : "0")); |
| } |
| |
| public boolean setWfdDeviceInfo(String hex) { |
| return doBooleanCommand("WFD_SUBELEM_SET 0 " + hex); |
| } |
| |
| /** |
| * "sta" prioritizes STA connection over P2P and "p2p" prioritizes |
| * P2P connection over STA |
| */ |
| public boolean setConcurrencyPriority(String s) { |
| return doBooleanCommand("P2P_SET conc_pref " + s); |
| } |
| |
| public boolean p2pFind() { |
| return doBooleanCommand("P2P_FIND"); |
| } |
| |
| public boolean p2pFind(int timeout) { |
| if (timeout <= 0) { |
| return p2pFind(); |
| } |
| return doBooleanCommand("P2P_FIND " + timeout); |
| } |
| |
| public boolean p2pStopFind() { |
| return doBooleanCommand("P2P_STOP_FIND"); |
| } |
| |
| public boolean p2pListen() { |
| return doBooleanCommand("P2P_LISTEN"); |
| } |
| |
| public boolean p2pListen(int timeout) { |
| if (timeout <= 0) { |
| return p2pListen(); |
| } |
| return doBooleanCommand("P2P_LISTEN " + timeout); |
| } |
| |
| public boolean p2pExtListen(boolean enable, int period, int interval) { |
| if (enable && interval < period) { |
| return false; |
| } |
| return doBooleanCommand("P2P_EXT_LISTEN" |
| + (enable ? (" " + period + " " + interval) : "")); |
| } |
| |
| public boolean p2pSetChannel(int lc, int oc) { |
| if (DBG) Log.d(mTAG, "p2pSetChannel: lc="+lc+", oc="+oc); |
| |
| synchronized (sLock) { |
| if (lc >=1 && lc <= 11) { |
| if (!doBooleanCommand("P2P_SET listen_channel " + lc)) { |
| return false; |
| } |
| } else if (lc != 0) { |
| return false; |
| } |
| |
| if (oc >= 1 && oc <= 165 ) { |
| int freq = (oc <= 14 ? 2407 : 5000) + oc * 5; |
| return doBooleanCommand("P2P_SET disallow_freq 1000-" |
| + (freq - 5) + "," + (freq + 5) + "-6000"); |
| } else if (oc == 0) { |
| /* oc==0 disables "P2P_SET disallow_freq" (enables all freqs) */ |
| return doBooleanCommand("P2P_SET disallow_freq \"\""); |
| } |
| } |
| return false; |
| } |
| |
| public boolean p2pFlush() { |
| return doBooleanCommand("P2P_FLUSH"); |
| } |
| |
| private static final int DEFAULT_GROUP_OWNER_INTENT = 6; |
| /* p2p_connect <peer device address> <pbc|pin|PIN#> [label|display|keypad] |
| [persistent] [join|auth] [go_intent=<0..15>] [freq=<in MHz>] */ |
| public String p2pConnect(WifiP2pConfig config, boolean joinExistingGroup) { |
| if (config == null) return null; |
| List<String> args = new ArrayList<String>(); |
| WpsInfo wps = config.wps; |
| args.add(config.deviceAddress); |
| |
| switch (wps.setup) { |
| case WpsInfo.PBC: |
| args.add("pbc"); |
| break; |
| case WpsInfo.DISPLAY: |
| if (TextUtils.isEmpty(wps.pin)) { |
| args.add("pin"); |
| } else { |
| args.add(wps.pin); |
| } |
| args.add("display"); |
| break; |
| case WpsInfo.KEYPAD: |
| args.add(wps.pin); |
| args.add("keypad"); |
| break; |
| case WpsInfo.LABEL: |
| args.add(wps.pin); |
| args.add("label"); |
| default: |
| break; |
| } |
| |
| if (config.netId == WifiP2pGroup.PERSISTENT_NET_ID) { |
| args.add("persistent"); |
| } |
| |
| if (joinExistingGroup) { |
| args.add("join"); |
| } else { |
| //TODO: This can be adapted based on device plugged in state and |
| //device battery state |
| int groupOwnerIntent = config.groupOwnerIntent; |
| if (groupOwnerIntent < 0 || groupOwnerIntent > 15) { |
| groupOwnerIntent = DEFAULT_GROUP_OWNER_INTENT; |
| } |
| args.add("go_intent=" + groupOwnerIntent); |
| } |
| |
| String command = "P2P_CONNECT "; |
| for (String s : args) command += s + " "; |
| |
| return doStringCommand(command); |
| } |
| |
| public boolean p2pCancelConnect() { |
| return doBooleanCommand("P2P_CANCEL"); |
| } |
| |
| public boolean p2pProvisionDiscovery(WifiP2pConfig config) { |
| if (config == null) return false; |
| |
| switch (config.wps.setup) { |
| case WpsInfo.PBC: |
| return doBooleanCommand("P2P_PROV_DISC " + config.deviceAddress + " pbc"); |
| case WpsInfo.DISPLAY: |
| //We are doing display, so provision discovery is keypad |
| return doBooleanCommand("P2P_PROV_DISC " + config.deviceAddress + " keypad"); |
| case WpsInfo.KEYPAD: |
| //We are doing keypad, so provision discovery is display |
| return doBooleanCommand("P2P_PROV_DISC " + config.deviceAddress + " display"); |
| default: |
| break; |
| } |
| return false; |
| } |
| |
| public boolean p2pGroupAdd(boolean persistent) { |
| if (persistent) { |
| return doBooleanCommand("P2P_GROUP_ADD persistent"); |
| } |
| return doBooleanCommand("P2P_GROUP_ADD"); |
| } |
| |
| public boolean p2pGroupAdd(int netId) { |
| return doBooleanCommand("P2P_GROUP_ADD persistent=" + netId); |
| } |
| |
| public boolean p2pGroupRemove(String iface) { |
| if (TextUtils.isEmpty(iface)) return false; |
| synchronized (sLock) { |
| return doBooleanCommandNative("IFNAME=" + iface + " P2P_GROUP_REMOVE " + iface); |
| } |
| } |
| |
| public boolean p2pReject(String deviceAddress) { |
| return doBooleanCommand("P2P_REJECT " + deviceAddress); |
| } |
| |
| /* Invite a peer to a group */ |
| public boolean p2pInvite(WifiP2pGroup group, String deviceAddress) { |
| if (TextUtils.isEmpty(deviceAddress)) return false; |
| |
| if (group == null) { |
| return doBooleanCommand("P2P_INVITE peer=" + deviceAddress); |
| } else { |
| return doBooleanCommand("P2P_INVITE group=" + group.getInterface() |
| + " peer=" + deviceAddress + " go_dev_addr=" + group.getOwner().deviceAddress); |
| } |
| } |
| |
| /* Reinvoke a persistent connection */ |
| public boolean p2pReinvoke(int netId, String deviceAddress) { |
| if (TextUtils.isEmpty(deviceAddress) || netId < 0) return false; |
| |
| return doBooleanCommand("P2P_INVITE persistent=" + netId + " peer=" + deviceAddress); |
| } |
| |
| public String p2pGetSsid(String deviceAddress) { |
| return p2pGetParam(deviceAddress, "oper_ssid"); |
| } |
| |
| public String p2pGetDeviceAddress() { |
| Log.d(TAG, "p2pGetDeviceAddress"); |
| |
| String status = null; |
| |
| /* Explicitly calling the API without IFNAME= prefix to take care of the devices that |
| don't have p2p0 interface. Supplicant seems to be returning the correct address anyway. */ |
| |
| synchronized (sLock) { |
| status = doStringCommandNative("STATUS"); |
| } |
| |
| String result = ""; |
| if (status != null) { |
| String[] tokens = status.split("\n"); |
| for (String token : tokens) { |
| if (token.startsWith("p2p_device_address=")) { |
| String[] nameValue = token.split("="); |
| if (nameValue.length != 2) |
| break; |
| result = nameValue[1]; |
| } |
| } |
| } |
| |
| Log.d(TAG, "p2pGetDeviceAddress returning " + result); |
| return result; |
| } |
| |
| public int getGroupCapability(String deviceAddress) { |
| int gc = 0; |
| if (TextUtils.isEmpty(deviceAddress)) return gc; |
| String peerInfo = p2pPeer(deviceAddress); |
| if (TextUtils.isEmpty(peerInfo)) return gc; |
| |
| String[] tokens = peerInfo.split("\n"); |
| for (String token : tokens) { |
| if (token.startsWith("group_capab=")) { |
| String[] nameValue = token.split("="); |
| if (nameValue.length != 2) break; |
| try { |
| return Integer.decode(nameValue[1]); |
| } catch(NumberFormatException e) { |
| return gc; |
| } |
| } |
| } |
| return gc; |
| } |
| |
| public String p2pPeer(String deviceAddress) { |
| return doStringCommand("P2P_PEER " + deviceAddress); |
| } |
| |
| private String p2pGetParam(String deviceAddress, String key) { |
| if (deviceAddress == null) return null; |
| |
| String peerInfo = p2pPeer(deviceAddress); |
| if (peerInfo == null) return null; |
| String[] tokens= peerInfo.split("\n"); |
| |
| key += "="; |
| for (String token : tokens) { |
| if (token.startsWith(key)) { |
| String[] nameValue = token.split("="); |
| if (nameValue.length != 2) break; |
| return nameValue[1]; |
| } |
| } |
| return null; |
| } |
| |
| public boolean p2pServiceAdd(WifiP2pServiceInfo servInfo) { |
| /* |
| * P2P_SERVICE_ADD bonjour <query hexdump> <RDATA hexdump> |
| * P2P_SERVICE_ADD upnp <version hex> <service> |
| * |
| * e.g) |
| * [Bonjour] |
| * # IP Printing over TCP (PTR) (RDATA=MyPrinter._ipp._tcp.local.) |
| * P2P_SERVICE_ADD bonjour 045f697070c00c000c01 094d795072696e746572c027 |
| * # IP Printing over TCP (TXT) (RDATA=txtvers=1,pdl=application/postscript) |
| * P2P_SERVICE_ADD bonjour 096d797072696e746572045f697070c00c001001 |
| * 09747874766572733d311a70646c3d6170706c69636174696f6e2f706f7374736372797074 |
| * |
| * [UPnP] |
| * P2P_SERVICE_ADD upnp 10 uuid:6859dede-8574-59ab-9332-123456789012 |
| * P2P_SERVICE_ADD upnp 10 uuid:6859dede-8574-59ab-9332-123456789012::upnp:rootdevice |
| * P2P_SERVICE_ADD upnp 10 uuid:6859dede-8574-59ab-9332-123456789012::urn:schemas-upnp |
| * -org:device:InternetGatewayDevice:1 |
| * P2P_SERVICE_ADD upnp 10 uuid:6859dede-8574-59ab-9322-123456789012::urn:schemas-upnp |
| * -org:service:ContentDirectory:2 |
| */ |
| synchronized (sLock) { |
| for (String s : servInfo.getSupplicantQueryList()) { |
| String command = "P2P_SERVICE_ADD"; |
| command += (" " + s); |
| if (!doBooleanCommand(command)) { |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| public boolean p2pServiceDel(WifiP2pServiceInfo servInfo) { |
| /* |
| * P2P_SERVICE_DEL bonjour <query hexdump> |
| * P2P_SERVICE_DEL upnp <version hex> <service> |
| */ |
| synchronized (sLock) { |
| for (String s : servInfo.getSupplicantQueryList()) { |
| String command = "P2P_SERVICE_DEL "; |
| |
| String[] data = s.split(" "); |
| if (data.length < 2) { |
| return false; |
| } |
| if ("upnp".equals(data[0])) { |
| command += s; |
| } else if ("bonjour".equals(data[0])) { |
| command += data[0]; |
| command += (" " + data[1]); |
| } else { |
| return false; |
| } |
| if (!doBooleanCommand(command)) { |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| public boolean p2pServiceFlush() { |
| return doBooleanCommand("P2P_SERVICE_FLUSH"); |
| } |
| |
| public String p2pServDiscReq(String addr, String query) { |
| String command = "P2P_SERV_DISC_REQ"; |
| command += (" " + addr); |
| command += (" " + query); |
| |
| return doStringCommand(command); |
| } |
| |
| public boolean p2pServDiscCancelReq(String id) { |
| return doBooleanCommand("P2P_SERV_DISC_CANCEL_REQ " + id); |
| } |
| |
| /* Set the current mode of miracast operation. |
| * 0 = disabled |
| * 1 = operating as source |
| * 2 = operating as sink |
| */ |
| public void setMiracastMode(int mode) { |
| // Note: optional feature on the driver. It is ok for this to fail. |
| doBooleanCommand("DRIVER MIRACAST " + mode); |
| } |
| |
| public boolean fetchAnqp(String bssid, String subtypes) { |
| return doBooleanCommand("ANQP_GET " + bssid + " " + subtypes); |
| } |
| |
| /* |
| * NFC-related calls |
| */ |
| public String getNfcWpsConfigurationToken(int netId) { |
| return doStringCommand("WPS_NFC_CONFIG_TOKEN WPS " + netId); |
| } |
| |
| public String getNfcHandoverRequest() { |
| return doStringCommand("NFC_GET_HANDOVER_REQ NDEF P2P-CR"); |
| } |
| |
| public String getNfcHandoverSelect() { |
| return doStringCommand("NFC_GET_HANDOVER_SEL NDEF P2P-CR"); |
| } |
| |
| public boolean initiatorReportNfcHandover(String selectMessage) { |
| return doBooleanCommand("NFC_REPORT_HANDOVER INIT P2P 00 " + selectMessage); |
| } |
| |
| public boolean responderReportNfcHandover(String requestMessage) { |
| return doBooleanCommand("NFC_REPORT_HANDOVER RESP P2P " + requestMessage + " 00"); |
| } |
| |
| |
| /* kernel logging support */ |
| private static native byte[] readKernelLogNative(); |
| |
| synchronized public String readKernelLog() { |
| byte[] bytes = readKernelLogNative(); |
| if (bytes != null) { |
| CharsetDecoder decoder = StandardCharsets.UTF_8.newDecoder(); |
| try { |
| CharBuffer decoded = decoder.decode(ByteBuffer.wrap(bytes)); |
| return decoded.toString(); |
| } catch (CharacterCodingException cce) { |
| return new String(bytes, StandardCharsets.ISO_8859_1); |
| } |
| } else { |
| return "*** failed to read kernel log ***"; |
| } |
| } |
| |
| /* WIFI HAL support */ |
| |
| // HAL command ids |
| private static int sCmdId = 1; |
| private static int getNewCmdIdLocked() { |
| return sCmdId++; |
| } |
| |
| private static final String TAG = "WifiNative-HAL"; |
| private static long sWifiHalHandle = 0; /* used by JNI to save wifi_handle */ |
| private static long[] sWifiIfaceHandles = null; /* used by JNI to save interface handles */ |
| public static int sWlan0Index = -1; |
| private static MonitorThread sThread; |
| private static final int STOP_HAL_TIMEOUT_MS = 1000; |
| |
| private static native boolean startHalNative(); |
| private static native void stopHalNative(); |
| private static native void waitForHalEventNative(); |
| |
| private static class MonitorThread extends Thread { |
| public void run() { |
| Log.i(TAG, "Waiting for HAL events mWifiHalHandle=" + Long.toString(sWifiHalHandle)); |
| waitForHalEventNative(); |
| } |
| } |
| |
| public boolean startHal() { |
| String debugLog = "startHal stack: "; |
| java.lang.StackTraceElement[] elements = Thread.currentThread().getStackTrace(); |
| for (int i = 2; i < elements.length && i <= 7; i++ ) { |
| debugLog = debugLog + " - " + elements[i].getMethodName(); |
| } |
| |
| sLocalLog.log(debugLog); |
| |
| synchronized (sLock) { |
| if (startHalNative()) { |
| int wlan0Index = queryInterfaceIndex(mInterfaceName); |
| if (wlan0Index == -1) { |
| if (DBG) sLocalLog.log("Could not find interface with name: " + mInterfaceName); |
| return false; |
| } |
| sWlan0Index = wlan0Index; |
| sThread = new MonitorThread(); |
| sThread.start(); |
| return true; |
| } else { |
| if (DBG) sLocalLog.log("Could not start hal"); |
| Log.e(TAG, "Could not start hal"); |
| return false; |
| } |
| } |
| } |
| |
| public void stopHal() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| stopHalNative(); |
| try { |
| sThread.join(STOP_HAL_TIMEOUT_MS); |
| Log.d(TAG, "HAL event thread stopped successfully"); |
| } catch (InterruptedException e) { |
| Log.e(TAG, "Could not stop HAL cleanly"); |
| } |
| sThread = null; |
| sWifiHalHandle = 0; |
| sWifiIfaceHandles = null; |
| sWlan0Index = -1; |
| } |
| } |
| } |
| |
| public boolean isHalStarted() { |
| return (sWifiHalHandle != 0); |
| } |
| private static native int getInterfacesNative(); |
| |
| public int queryInterfaceIndex(String interfaceName) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| int num = getInterfacesNative(); |
| for (int i = 0; i < num; i++) { |
| String name = getInterfaceNameNative(i); |
| if (name.equals(interfaceName)) { |
| return i; |
| } |
| } |
| } |
| } |
| return -1; |
| } |
| |
| private static native String getInterfaceNameNative(int index); |
| public String getInterfaceName(int index) { |
| synchronized (sLock) { |
| return getInterfaceNameNative(index); |
| } |
| } |
| |
| // TODO: Change variable names to camel style. |
| public static class ScanCapabilities { |
| public int max_scan_cache_size; |
| public int max_scan_buckets; |
| public int max_ap_cache_per_scan; |
| public int max_rssi_sample_size; |
| public int max_scan_reporting_threshold; |
| public int max_hotlist_bssids; |
| public int max_significant_wifi_change_aps; |
| public int max_bssid_history_entries; |
| public int max_number_epno_networks; |
| public int max_number_epno_networks_by_ssid; |
| public int max_number_of_white_listed_ssid; |
| } |
| |
| public boolean getScanCapabilities(ScanCapabilities capabilities) { |
| synchronized (sLock) { |
| return isHalStarted() && getScanCapabilitiesNative(sWlan0Index, capabilities); |
| } |
| } |
| |
| private static native boolean getScanCapabilitiesNative( |
| int iface, ScanCapabilities capabilities); |
| |
| private static native boolean startScanNative(int iface, int id, ScanSettings settings); |
| private static native boolean stopScanNative(int iface, int id); |
| private static native WifiScanner.ScanData[] getScanResultsNative(int iface, boolean flush); |
| private static native WifiLinkLayerStats getWifiLinkLayerStatsNative(int iface); |
| private static native void setWifiLinkLayerStatsNative(int iface, int enable); |
| |
| public static class ChannelSettings { |
| public int frequency; |
| public int dwell_time_ms; |
| public boolean passive; |
| } |
| |
| public static class BucketSettings { |
| public int bucket; |
| public int band; |
| public int period_ms; |
| public int max_period_ms; |
| public int step_count; |
| public int report_events; |
| public int num_channels; |
| public ChannelSettings[] channels; |
| } |
| |
| public static class ScanSettings { |
| public int base_period_ms; |
| public int max_ap_per_scan; |
| public int report_threshold_percent; |
| public int report_threshold_num_scans; |
| public int num_buckets; |
| /* Not part of gscan HAL API. Used only for wpa_supplicant scanning */ |
| public int[] hiddenNetworkIds; |
| public BucketSettings[] buckets; |
| } |
| |
| /** |
| * Network parameters to start PNO scan. |
| */ |
| public static class PnoNetwork { |
| public String ssid; |
| public int networkId; |
| public int priority; |
| public byte flags; |
| public byte auth_bit_field; |
| } |
| |
| /** |
| * Parameters to start PNO scan. This holds the list of networks which are going to used for |
| * PNO scan. |
| */ |
| public static class PnoSettings { |
| public int min5GHzRssi; |
| public int min24GHzRssi; |
| public int initialScoreMax; |
| public int currentConnectionBonus; |
| public int sameNetworkBonus; |
| public int secureBonus; |
| public int band5GHzBonus; |
| public boolean isConnected; |
| public PnoNetwork[] networkList; |
| } |
| |
| /** |
| * Wi-Fi channel information. |
| */ |
| public static class WifiChannelInfo { |
| int mPrimaryFrequency; |
| int mCenterFrequency0; |
| int mCenterFrequency1; |
| int mChannelWidth; |
| // TODO: add preamble once available in HAL. |
| } |
| |
| public static interface ScanEventHandler { |
| /** |
| * Called for each AP as it is found with the entire contents of the beacon/probe response. |
| * Only called when WifiScanner.REPORT_EVENT_FULL_SCAN_RESULT is specified. |
| */ |
| void onFullScanResult(ScanResult fullScanResult, int bucketsScanned); |
| /** |
| * Callback on an event during a gscan scan. |
| * See WifiNative.WIFI_SCAN_* for possible values. |
| */ |
| void onScanStatus(int event); |
| /** |
| * Called with the current cached scan results when gscan is paused. |
| */ |
| void onScanPaused(WifiScanner.ScanData[] data); |
| /** |
| * Called with the current cached scan results when gscan is resumed. |
| */ |
| void onScanRestarted(); |
| } |
| |
| /** |
| * Handler to notify the occurrence of various events during PNO scan. |
| */ |
| public interface PnoEventHandler { |
| /** |
| * Callback to notify when one of the shortlisted networks is found during PNO scan. |
| * @param results List of Scan results received. |
| */ |
| void onPnoNetworkFound(ScanResult[] results); |
| |
| /** |
| * Callback to notify when the PNO scan schedule fails. |
| */ |
| void onPnoScanFailed(); |
| } |
| |
| /* scan status, keep these values in sync with gscan.h */ |
| public static final int WIFI_SCAN_RESULTS_AVAILABLE = 0; |
| public static final int WIFI_SCAN_THRESHOLD_NUM_SCANS = 1; |
| public static final int WIFI_SCAN_THRESHOLD_PERCENT = 2; |
| public static final int WIFI_SCAN_FAILED = 3; |
| |
| // Callback from native |
| private static void onScanStatus(int id, int event) { |
| ScanEventHandler handler = sScanEventHandler; |
| if (handler != null) { |
| handler.onScanStatus(event); |
| } |
| } |
| |
| public static WifiSsid createWifiSsid(byte[] rawSsid) { |
| String ssidHexString = String.valueOf(HexEncoding.encode(rawSsid)); |
| |
| if (ssidHexString == null) { |
| return null; |
| } |
| |
| WifiSsid wifiSsid = WifiSsid.createFromHex(ssidHexString); |
| |
| return wifiSsid; |
| } |
| |
| public static String ssidConvert(byte[] rawSsid) { |
| String ssid; |
| |
| CharsetDecoder decoder = StandardCharsets.UTF_8.newDecoder(); |
| try { |
| CharBuffer decoded = decoder.decode(ByteBuffer.wrap(rawSsid)); |
| ssid = decoded.toString(); |
| } catch (CharacterCodingException cce) { |
| ssid = null; |
| } |
| |
| if (ssid == null) { |
| ssid = new String(rawSsid, StandardCharsets.ISO_8859_1); |
| } |
| |
| return ssid; |
| } |
| |
| // Called from native |
| public static boolean setSsid(byte[] rawSsid, ScanResult result) { |
| if (rawSsid == null || rawSsid.length == 0 || result == null) { |
| return false; |
| } |
| |
| result.SSID = ssidConvert(rawSsid); |
| result.wifiSsid = createWifiSsid(rawSsid); |
| return true; |
| } |
| |
| private static void populateScanResult(ScanResult result, int beaconCap, String dbg) { |
| if (dbg == null) dbg = ""; |
| |
| InformationElementUtil.HtOperation htOperation = new InformationElementUtil.HtOperation(); |
| InformationElementUtil.VhtOperation vhtOperation = |
| new InformationElementUtil.VhtOperation(); |
| InformationElementUtil.ExtendedCapabilities extendedCaps = |
| new InformationElementUtil.ExtendedCapabilities(); |
| |
| ScanResult.InformationElement elements[] = |
| InformationElementUtil.parseInformationElements(result.bytes); |
| for (ScanResult.InformationElement ie : elements) { |
| if(ie.id == ScanResult.InformationElement.EID_HT_OPERATION) { |
| htOperation.from(ie); |
| } else if(ie.id == ScanResult.InformationElement.EID_VHT_OPERATION) { |
| vhtOperation.from(ie); |
| } else if (ie.id == ScanResult.InformationElement.EID_EXTENDED_CAPS) { |
| extendedCaps.from(ie); |
| } |
| } |
| |
| if (extendedCaps.is80211McRTTResponder) { |
| result.setFlag(ScanResult.FLAG_80211mc_RESPONDER); |
| } else { |
| result.clearFlag(ScanResult.FLAG_80211mc_RESPONDER); |
| } |
| |
| //handle RTT related information |
| if (vhtOperation.isValid()) { |
| result.channelWidth = vhtOperation.getChannelWidth(); |
| result.centerFreq0 = vhtOperation.getCenterFreq0(); |
| result.centerFreq1 = vhtOperation.getCenterFreq1(); |
| } else { |
| result.channelWidth = htOperation.getChannelWidth(); |
| result.centerFreq0 = htOperation.getCenterFreq0(result.frequency); |
| result.centerFreq1 = 0; |
| } |
| |
| // build capabilities string |
| BitSet beaconCapBits = new BitSet(16); |
| for (int i = 0; i < 16; i++) { |
| if ((beaconCap & (1 << i)) != 0) { |
| beaconCapBits.set(i); |
| } |
| } |
| result.capabilities = InformationElementUtil.Capabilities.buildCapabilities(elements, |
| beaconCapBits); |
| |
| if(DBG) { |
| Log.d(TAG, dbg + "SSID: " + result.SSID + " ChannelWidth is: " + result.channelWidth |
| + " PrimaryFreq: " + result.frequency + " mCenterfreq0: " + result.centerFreq0 |
| + " mCenterfreq1: " + result.centerFreq1 + (extendedCaps.is80211McRTTResponder |
| ? "Support RTT reponder: " : "Do not support RTT responder") |
| + " Capabilities: " + result.capabilities); |
| } |
| |
| result.informationElements = elements; |
| } |
| |
| // Callback from native |
| private static void onFullScanResult(int id, ScanResult result, |
| int bucketsScanned, int beaconCap) { |
| if (DBG) Log.i(TAG, "Got a full scan results event, ssid = " + result.SSID); |
| |
| ScanEventHandler handler = sScanEventHandler; |
| if (handler != null) { |
| populateScanResult(result, beaconCap, " onFullScanResult "); |
| handler.onFullScanResult(result, bucketsScanned); |
| } |
| } |
| |
| private static int sScanCmdId = 0; |
| private static ScanEventHandler sScanEventHandler; |
| private static ScanSettings sScanSettings; |
| |
| public boolean startScan(ScanSettings settings, ScanEventHandler eventHandler) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sScanCmdId != 0) { |
| stopScan(); |
| } else if (sScanSettings != null || sScanEventHandler != null) { |
| /* current scan is paused; no need to stop it */ |
| } |
| |
| sScanCmdId = getNewCmdIdLocked(); |
| |
| sScanSettings = settings; |
| sScanEventHandler = eventHandler; |
| |
| if (startScanNative(sWlan0Index, sScanCmdId, settings) == false) { |
| sScanEventHandler = null; |
| sScanSettings = null; |
| sScanCmdId = 0; |
| return false; |
| } |
| |
| return true; |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| public void stopScan() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sScanCmdId != 0) { |
| stopScanNative(sWlan0Index, sScanCmdId); |
| } |
| sScanSettings = null; |
| sScanEventHandler = null; |
| sScanCmdId = 0; |
| } |
| } |
| } |
| |
| public void pauseScan() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sScanCmdId != 0 && sScanSettings != null && sScanEventHandler != null) { |
| Log.d(TAG, "Pausing scan"); |
| WifiScanner.ScanData scanData[] = getScanResultsNative(sWlan0Index, true); |
| stopScanNative(sWlan0Index, sScanCmdId); |
| sScanCmdId = 0; |
| sScanEventHandler.onScanPaused(scanData); |
| } |
| } |
| } |
| } |
| |
| public void restartScan() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sScanCmdId == 0 && sScanSettings != null && sScanEventHandler != null) { |
| Log.d(TAG, "Restarting scan"); |
| ScanEventHandler handler = sScanEventHandler; |
| ScanSettings settings = sScanSettings; |
| if (startScan(sScanSettings, sScanEventHandler)) { |
| sScanEventHandler.onScanRestarted(); |
| } else { |
| /* we are still paused; don't change state */ |
| sScanEventHandler = handler; |
| sScanSettings = settings; |
| } |
| } |
| } |
| } |
| } |
| |
| public WifiScanner.ScanData[] getScanResults(boolean flush) { |
| synchronized (sLock) { |
| WifiScanner.ScanData[] sd = null; |
| if (isHalStarted()) { |
| sd = getScanResultsNative(sWlan0Index, flush); |
| } |
| |
| if (sd != null) { |
| return sd; |
| } else { |
| return new WifiScanner.ScanData[0]; |
| } |
| } |
| } |
| |
| public static interface HotlistEventHandler { |
| void onHotlistApFound (ScanResult[] result); |
| void onHotlistApLost (ScanResult[] result); |
| } |
| |
| private static int sHotlistCmdId = 0; |
| private static HotlistEventHandler sHotlistEventHandler; |
| |
| private native static boolean setHotlistNative(int iface, int id, |
| WifiScanner.HotlistSettings settings); |
| private native static boolean resetHotlistNative(int iface, int id); |
| |
| public boolean setHotlist(WifiScanner.HotlistSettings settings, |
| HotlistEventHandler eventHandler) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sHotlistCmdId != 0) { |
| return false; |
| } else { |
| sHotlistCmdId = getNewCmdIdLocked(); |
| } |
| |
| sHotlistEventHandler = eventHandler; |
| if (setHotlistNative(sWlan0Index, sHotlistCmdId, settings) == false) { |
| sHotlistEventHandler = null; |
| return false; |
| } |
| |
| return true; |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| public void resetHotlist() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sHotlistCmdId != 0) { |
| resetHotlistNative(sWlan0Index, sHotlistCmdId); |
| sHotlistCmdId = 0; |
| sHotlistEventHandler = null; |
| } |
| } |
| } |
| } |
| |
| // Callback from native |
| private static void onHotlistApFound(int id, ScanResult[] results) { |
| HotlistEventHandler handler = sHotlistEventHandler; |
| if (handler != null) { |
| handler.onHotlistApFound(results); |
| } else { |
| /* this can happen because of race conditions */ |
| Log.d(TAG, "Ignoring hotlist AP found event"); |
| } |
| } |
| |
| // Callback from native |
| private static void onHotlistApLost(int id, ScanResult[] results) { |
| HotlistEventHandler handler = sHotlistEventHandler; |
| if (handler != null) { |
| handler.onHotlistApLost(results); |
| } else { |
| /* this can happen because of race conditions */ |
| Log.d(TAG, "Ignoring hotlist AP lost event"); |
| } |
| } |
| |
| public static interface SignificantWifiChangeEventHandler { |
| void onChangesFound(ScanResult[] result); |
| } |
| |
| private static SignificantWifiChangeEventHandler sSignificantWifiChangeHandler; |
| private static int sSignificantWifiChangeCmdId; |
| |
| private static native boolean trackSignificantWifiChangeNative( |
| int iface, int id, WifiScanner.WifiChangeSettings settings); |
| private static native boolean untrackSignificantWifiChangeNative(int iface, int id); |
| |
| public boolean trackSignificantWifiChange( |
| WifiScanner.WifiChangeSettings settings, SignificantWifiChangeEventHandler handler) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sSignificantWifiChangeCmdId != 0) { |
| return false; |
| } else { |
| sSignificantWifiChangeCmdId = getNewCmdIdLocked(); |
| } |
| |
| sSignificantWifiChangeHandler = handler; |
| if (trackSignificantWifiChangeNative(sWlan0Index, sSignificantWifiChangeCmdId, |
| settings) == false) { |
| sSignificantWifiChangeHandler = null; |
| return false; |
| } |
| |
| return true; |
| } else { |
| return false; |
| } |
| |
| } |
| } |
| |
| public void untrackSignificantWifiChange() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sSignificantWifiChangeCmdId != 0) { |
| untrackSignificantWifiChangeNative(sWlan0Index, sSignificantWifiChangeCmdId); |
| sSignificantWifiChangeCmdId = 0; |
| sSignificantWifiChangeHandler = null; |
| } |
| } |
| } |
| } |
| |
| // Callback from native |
| private static void onSignificantWifiChange(int id, ScanResult[] results) { |
| SignificantWifiChangeEventHandler handler = sSignificantWifiChangeHandler; |
| if (handler != null) { |
| handler.onChangesFound(results); |
| } else { |
| /* this can happen because of race conditions */ |
| Log.d(TAG, "Ignoring significant wifi change"); |
| } |
| } |
| |
| public WifiLinkLayerStats getWifiLinkLayerStats(String iface) { |
| // TODO: use correct iface name to Index translation |
| if (iface == null) return null; |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getWifiLinkLayerStatsNative(sWlan0Index); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| public void setWifiLinkLayerStats(String iface, int enable) { |
| if (iface == null) return; |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| setWifiLinkLayerStatsNative(sWlan0Index, enable); |
| } |
| } |
| } |
| |
| public static native int getSupportedFeatureSetNative(int iface); |
| public int getSupportedFeatureSet() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getSupportedFeatureSetNative(sWlan0Index); |
| } else { |
| Log.d(TAG, "Failing getSupportedFeatureset because HAL isn't started"); |
| return 0; |
| } |
| } |
| } |
| |
| /* Rtt related commands/events */ |
| public static interface RttEventHandler { |
| void onRttResults(RttManager.RttResult[] result); |
| } |
| |
| private static RttEventHandler sRttEventHandler; |
| private static int sRttCmdId; |
| |
| // Callback from native |
| private static void onRttResults(int id, RttManager.RttResult[] results) { |
| RttEventHandler handler = sRttEventHandler; |
| if (handler != null && id == sRttCmdId) { |
| Log.d(TAG, "Received " + results.length + " rtt results"); |
| handler.onRttResults(results); |
| sRttCmdId = 0; |
| } else { |
| Log.d(TAG, "RTT Received event for unknown cmd = " + id + |
| ", current id = " + sRttCmdId); |
| } |
| } |
| |
| private static native boolean requestRangeNative( |
| int iface, int id, RttManager.RttParams[] params); |
| private static native boolean cancelRangeRequestNative( |
| int iface, int id, RttManager.RttParams[] params); |
| |
| public boolean requestRtt( |
| RttManager.RttParams[] params, RttEventHandler handler) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sRttCmdId != 0) { |
| Log.v("TAG", "Last one is still under measurement!"); |
| return false; |
| } else { |
| sRttCmdId = getNewCmdIdLocked(); |
| } |
| sRttEventHandler = handler; |
| Log.v(TAG, "native issue RTT request"); |
| return requestRangeNative(sWlan0Index, sRttCmdId, params); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| public boolean cancelRtt(RttManager.RttParams[] params) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sRttCmdId == 0) { |
| return false; |
| } |
| |
| sRttCmdId = 0; |
| |
| if (cancelRangeRequestNative(sWlan0Index, sRttCmdId, params)) { |
| sRttEventHandler = null; |
| Log.v(TAG, "RTT cancel Request Successfully"); |
| return true; |
| } else { |
| Log.e(TAG, "RTT cancel Request failed"); |
| return false; |
| } |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static int sRttResponderCmdId = 0; |
| |
| private static native ResponderConfig enableRttResponderNative(int iface, int commandId, |
| int timeoutSeconds, WifiChannelInfo channelHint); |
| /** |
| * Enable RTT responder role on the device. Returns {@link ResponderConfig} if the responder |
| * role is successfully enabled, {@code null} otherwise. |
| */ |
| @Nullable |
| public ResponderConfig enableRttResponder(int timeoutSeconds) { |
| synchronized (sLock) { |
| if (!isHalStarted()) return null; |
| if (sRttResponderCmdId != 0) { |
| if (DBG) Log.e(mTAG, "responder mode already enabled - this shouldn't happen"); |
| return null; |
| } |
| int id = getNewCmdIdLocked(); |
| ResponderConfig config = enableRttResponderNative( |
| sWlan0Index, id, timeoutSeconds, null); |
| if (config != null) sRttResponderCmdId = id; |
| if (DBG) Log.d(TAG, "enabling rtt " + (config != null)); |
| return config; |
| } |
| } |
| |
| private static native boolean disableRttResponderNative(int iface, int commandId); |
| /** |
| * Disable RTT responder role. Returns {@code true} if responder role is successfully disabled, |
| * {@code false} otherwise. |
| */ |
| public boolean disableRttResponder() { |
| synchronized (sLock) { |
| if (!isHalStarted()) return false; |
| if (sRttResponderCmdId == 0) { |
| Log.e(mTAG, "responder role not enabled yet"); |
| return true; |
| } |
| sRttResponderCmdId = 0; |
| return disableRttResponderNative(sWlan0Index, sRttResponderCmdId); |
| } |
| } |
| |
| private static native boolean setScanningMacOuiNative(int iface, byte[] oui); |
| |
| public boolean setScanningMacOui(byte[] oui) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return setScanningMacOuiNative(sWlan0Index, oui); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native int[] getChannelsForBandNative( |
| int iface, int band); |
| |
| public int [] getChannelsForBand(int band) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getChannelsForBandNative(sWlan0Index, band); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| private static native boolean isGetChannelsForBandSupportedNative(); |
| public boolean isGetChannelsForBandSupported(){ |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return isGetChannelsForBandSupportedNative(); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native boolean setDfsFlagNative(int iface, boolean dfsOn); |
| public boolean setDfsFlag(boolean dfsOn) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return setDfsFlagNative(sWlan0Index, dfsOn); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native boolean setInterfaceUpNative(boolean up); |
| public boolean setInterfaceUp(boolean up) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return setInterfaceUpNative(up); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native RttManager.RttCapabilities getRttCapabilitiesNative(int iface); |
| public RttManager.RttCapabilities getRttCapabilities() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getRttCapabilitiesNative(sWlan0Index); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| private static native ApfCapabilities getApfCapabilitiesNative(int iface); |
| public ApfCapabilities getApfCapabilities() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getApfCapabilitiesNative(sWlan0Index); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| private static native boolean installPacketFilterNative(int iface, byte[] filter); |
| public boolean installPacketFilter(byte[] filter) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return installPacketFilterNative(sWlan0Index, filter); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native boolean setCountryCodeHalNative(int iface, String CountryCode); |
| public boolean setCountryCodeHal(String CountryCode) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return setCountryCodeHalNative(sWlan0Index, CountryCode); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| /* Rtt related commands/events */ |
| public abstract class TdlsEventHandler { |
| abstract public void onTdlsStatus(String macAddr, int status, int reason); |
| } |
| |
| private static TdlsEventHandler sTdlsEventHandler; |
| |
| private static native boolean enableDisableTdlsNative(int iface, boolean enable, |
| String macAddr); |
| public boolean enableDisableTdls(boolean enable, String macAdd, TdlsEventHandler tdlsCallBack) { |
| synchronized (sLock) { |
| sTdlsEventHandler = tdlsCallBack; |
| return enableDisableTdlsNative(sWlan0Index, enable, macAdd); |
| } |
| } |
| |
| // Once TDLS per mac and event feature is implemented, this class definition should be |
| // moved to the right place, like WifiManager etc |
| public static class TdlsStatus { |
| int channel; |
| int global_operating_class; |
| int state; |
| int reason; |
| } |
| private static native TdlsStatus getTdlsStatusNative(int iface, String macAddr); |
| public TdlsStatus getTdlsStatus(String macAdd) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getTdlsStatusNative(sWlan0Index, macAdd); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| //ToFix: Once TDLS per mac and event feature is implemented, this class definition should be |
| // moved to the right place, like WifiStateMachine etc |
| public static class TdlsCapabilities { |
| /* Maximum TDLS session number can be supported by the Firmware and hardware */ |
| int maxConcurrentTdlsSessionNumber; |
| boolean isGlobalTdlsSupported; |
| boolean isPerMacTdlsSupported; |
| boolean isOffChannelTdlsSupported; |
| } |
| |
| |
| |
| private static native TdlsCapabilities getTdlsCapabilitiesNative(int iface); |
| public TdlsCapabilities getTdlsCapabilities () { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getTdlsCapabilitiesNative(sWlan0Index); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| private static boolean onTdlsStatus(String macAddr, int status, int reason) { |
| TdlsEventHandler handler = sTdlsEventHandler; |
| if (handler == null) { |
| return false; |
| } else { |
| handler.onTdlsStatus(macAddr, status, reason); |
| return true; |
| } |
| } |
| |
| //--------------------------------------------------------------------------------- |
| |
| /* Wifi Logger commands/events */ |
| |
| public static interface WifiLoggerEventHandler { |
| void onRingBufferData(RingBufferStatus status, byte[] buffer); |
| void onWifiAlert(int errorCode, byte[] buffer); |
| } |
| |
| private static WifiLoggerEventHandler sWifiLoggerEventHandler = null; |
| |
| // Callback from native |
| private static void onRingBufferData(RingBufferStatus status, byte[] buffer) { |
| WifiLoggerEventHandler handler = sWifiLoggerEventHandler; |
| if (handler != null) |
| handler.onRingBufferData(status, buffer); |
| } |
| |
| // Callback from native |
| private static void onWifiAlert(byte[] buffer, int errorCode) { |
| WifiLoggerEventHandler handler = sWifiLoggerEventHandler; |
| if (handler != null) |
| handler.onWifiAlert(errorCode, buffer); |
| } |
| |
| private static int sLogCmdId = -1; |
| private static native boolean setLoggingEventHandlerNative(int iface, int id); |
| public boolean setLoggingEventHandler(WifiLoggerEventHandler handler) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| int oldId = sLogCmdId; |
| sLogCmdId = getNewCmdIdLocked(); |
| if (!setLoggingEventHandlerNative(sWlan0Index, sLogCmdId)) { |
| sLogCmdId = oldId; |
| return false; |
| } |
| sWifiLoggerEventHandler = handler; |
| return true; |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native boolean startLoggingRingBufferNative(int iface, int verboseLevel, |
| int flags, int minIntervalSec ,int minDataSize, String ringName); |
| public boolean startLoggingRingBuffer(int verboseLevel, int flags, int maxInterval, |
| int minDataSize, String ringName){ |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return startLoggingRingBufferNative(sWlan0Index, verboseLevel, flags, maxInterval, |
| minDataSize, ringName); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native int getSupportedLoggerFeatureSetNative(int iface); |
| public int getSupportedLoggerFeatureSet() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getSupportedLoggerFeatureSetNative(sWlan0Index); |
| } else { |
| return 0; |
| } |
| } |
| } |
| |
| private static native boolean resetLogHandlerNative(int iface, int id); |
| public boolean resetLogHandler() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if (sLogCmdId == -1) { |
| Log.e(TAG,"Can not reset handler Before set any handler"); |
| return false; |
| } |
| sWifiLoggerEventHandler = null; |
| if (resetLogHandlerNative(sWlan0Index, sLogCmdId)) { |
| sLogCmdId = -1; |
| return true; |
| } else { |
| return false; |
| } |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native String getDriverVersionNative(int iface); |
| public String getDriverVersion() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getDriverVersionNative(sWlan0Index); |
| } else { |
| return ""; |
| } |
| } |
| } |
| |
| |
| private static native String getFirmwareVersionNative(int iface); |
| public String getFirmwareVersion() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getFirmwareVersionNative(sWlan0Index); |
| } else { |
| return ""; |
| } |
| } |
| } |
| |
| public static class RingBufferStatus{ |
| String name; |
| int flag; |
| int ringBufferId; |
| int ringBufferByteSize; |
| int verboseLevel; |
| int writtenBytes; |
| int readBytes; |
| int writtenRecords; |
| |
| @Override |
| public String toString() { |
| return "name: " + name + " flag: " + flag + " ringBufferId: " + ringBufferId + |
| " ringBufferByteSize: " +ringBufferByteSize + " verboseLevel: " +verboseLevel + |
| " writtenBytes: " + writtenBytes + " readBytes: " + readBytes + |
| " writtenRecords: " + writtenRecords; |
| } |
| } |
| |
| private static native RingBufferStatus[] getRingBufferStatusNative(int iface); |
| public RingBufferStatus[] getRingBufferStatus() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getRingBufferStatusNative(sWlan0Index); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| private static native boolean getRingBufferDataNative(int iface, String ringName); |
| public boolean getRingBufferData(String ringName) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getRingBufferDataNative(sWlan0Index, ringName); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static byte[] mFwMemoryDump; |
| // Callback from native |
| private static void onWifiFwMemoryAvailable(byte[] buffer) { |
| mFwMemoryDump = buffer; |
| if (DBG) { |
| Log.d(TAG, "onWifiFwMemoryAvailable is called and buffer length is: " + |
| (buffer == null ? 0 : buffer.length)); |
| } |
| } |
| |
| private static native boolean getFwMemoryDumpNative(int iface); |
| public byte[] getFwMemoryDump() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| if(getFwMemoryDumpNative(sWlan0Index)) { |
| byte[] fwMemoryDump = mFwMemoryDump; |
| mFwMemoryDump = null; |
| return fwMemoryDump; |
| } else { |
| return null; |
| } |
| } |
| return null; |
| } |
| } |
| |
| private static native byte[] getDriverStateDumpNative(int iface); |
| /** Fetch the driver state, for driver debugging. */ |
| public byte[] getDriverStateDump() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getDriverStateDumpNative(sWlan0Index); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| //--------------------------------------------------------------------------------- |
| /* Packet fate API */ |
| |
| @Immutable |
| abstract static class FateReport { |
| final static int USEC_PER_MSEC = 1000; |
| // The driver timestamp is a 32-bit counter, in microseconds. This field holds the |
| // maximal value of a driver timestamp in milliseconds. |
| final static int MAX_DRIVER_TIMESTAMP_MSEC = (int) (0xffffffffL / 1000); |
| final static SimpleDateFormat dateFormatter = new SimpleDateFormat("HH:mm:ss.SSS"); |
| |
| final byte mFate; |
| final long mDriverTimestampUSec; |
| final byte mFrameType; |
| final byte[] mFrameBytes; |
| final long mEstimatedWallclockMSec; |
| |
| FateReport(byte fate, long driverTimestampUSec, byte frameType, byte[] frameBytes) { |
| mFate = fate; |
| mDriverTimestampUSec = driverTimestampUSec; |
| mEstimatedWallclockMSec = |
| convertDriverTimestampUSecToWallclockMSec(mDriverTimestampUSec); |
| mFrameType = frameType; |
| mFrameBytes = frameBytes; |
| } |
| |
| public String toTableRowString() { |
| StringWriter sw = new StringWriter(); |
| PrintWriter pw = new PrintWriter(sw); |
| FrameParser parser = new FrameParser(mFrameType, mFrameBytes); |
| dateFormatter.setTimeZone(TimeZone.getDefault()); |
| pw.format("%-15s %12s %-9s %-32s %-12s %-23s %s\n", |
| mDriverTimestampUSec, |
| dateFormatter.format(new Date(mEstimatedWallclockMSec)), |
| directionToString(), fateToString(), parser.mMostSpecificProtocolString, |
| parser.mTypeString, parser.mResultString); |
| return sw.toString(); |
| } |
| |
| public String toVerboseStringWithPiiAllowed() { |
| StringWriter sw = new StringWriter(); |
| PrintWriter pw = new PrintWriter(sw); |
| FrameParser parser = new FrameParser(mFrameType, mFrameBytes); |
| pw.format("Frame direction: %s\n", directionToString()); |
| pw.format("Frame timestamp: %d\n", mDriverTimestampUSec); |
| pw.format("Frame fate: %s\n", fateToString()); |
| pw.format("Frame type: %s\n", frameTypeToString(mFrameType)); |
| pw.format("Frame protocol: %s\n", parser.mMostSpecificProtocolString); |
| pw.format("Frame protocol type: %s\n", parser.mTypeString); |
| pw.format("Frame length: %d\n", mFrameBytes.length); |
| pw.append("Frame bytes"); |
| pw.append(HexDump.dumpHexString(mFrameBytes)); // potentially contains PII |
| pw.append("\n"); |
| return sw.toString(); |
| } |
| |
| /* Returns a header to match the output of toTableRowString(). */ |
| public static String getTableHeader() { |
| StringWriter sw = new StringWriter(); |
| PrintWriter pw = new PrintWriter(sw); |
| pw.format("\n%-15s %-12s %-9s %-32s %-12s %-23s %s\n", |
| "Time usec", "Walltime", "Direction", "Fate", "Protocol", "Type", "Result"); |
| pw.format("%-15s %-12s %-9s %-32s %-12s %-23s %s\n", |
| "---------", "--------", "---------", "----", "--------", "----", "------"); |
| return sw.toString(); |
| } |
| |
| protected abstract String directionToString(); |
| |
| protected abstract String fateToString(); |
| |
| private static String frameTypeToString(byte frameType) { |
| switch (frameType) { |
| case WifiLoggerHal.FRAME_TYPE_UNKNOWN: |
| return "unknown"; |
| case WifiLoggerHal.FRAME_TYPE_ETHERNET_II: |
| return "data"; |
| case WifiLoggerHal.FRAME_TYPE_80211_MGMT: |
| return "802.11 management"; |
| default: |
| return Byte.toString(frameType); |
| } |
| } |
| |
| /** |
| * Converts a driver timestamp to a wallclock time, based on the current |
| * BOOTTIME to wallclock mapping. The driver timestamp is a 32-bit counter of |
| * microseconds, with the same base as BOOTTIME. |
| */ |
| private static long convertDriverTimestampUSecToWallclockMSec(long driverTimestampUSec) { |
| final long wallclockMillisNow = System.currentTimeMillis(); |
| final long boottimeMillisNow = SystemClock.elapsedRealtime(); |
| final long driverTimestampMillis = driverTimestampUSec / USEC_PER_MSEC; |
| |
| long boottimeTimestampMillis = boottimeMillisNow % MAX_DRIVER_TIMESTAMP_MSEC; |
| if (boottimeTimestampMillis < driverTimestampMillis) { |
| // The 32-bit microsecond count has wrapped between the time that the driver |
| // recorded the packet, and the call to this function. Adjust the BOOTTIME |
| // timestamp, to compensate. |
| // |
| // Note that overflow is not a concern here, since the result is less than |
| // 2 * MAX_DRIVER_TIMESTAMP_MSEC. (Given the modulus operation above, |
| // boottimeTimestampMillis must be less than MAX_DRIVER_TIMESTAMP_MSEC.) And, since |
| // MAX_DRIVER_TIMESTAMP_MSEC is an int, 2 * MAX_DRIVER_TIMESTAMP_MSEC must fit |
| // within a long. |
| boottimeTimestampMillis += MAX_DRIVER_TIMESTAMP_MSEC; |
| } |
| |
| final long millisSincePacketTimestamp = boottimeTimestampMillis - driverTimestampMillis; |
| return wallclockMillisNow - millisSincePacketTimestamp; |
| } |
| } |
| |
| /** |
| * Represents the fate information for one outbound packet. |
| */ |
| @Immutable |
| public static final class TxFateReport extends FateReport { |
| TxFateReport(byte fate, long driverTimestampUSec, byte frameType, byte[] frameBytes) { |
| super(fate, driverTimestampUSec, frameType, frameBytes); |
| } |
| |
| @Override |
| protected String directionToString() { |
| return "TX"; |
| } |
| |
| @Override |
| protected String fateToString() { |
| switch (mFate) { |
| case WifiLoggerHal.TX_PKT_FATE_ACKED: |
| return "acked"; |
| case WifiLoggerHal.TX_PKT_FATE_SENT: |
| return "sent"; |
| case WifiLoggerHal.TX_PKT_FATE_FW_QUEUED: |
| return "firmware queued"; |
| case WifiLoggerHal.TX_PKT_FATE_FW_DROP_INVALID: |
| return "firmware dropped (invalid frame)"; |
| case WifiLoggerHal.TX_PKT_FATE_FW_DROP_NOBUFS: |
| return "firmware dropped (no bufs)"; |
| case WifiLoggerHal.TX_PKT_FATE_FW_DROP_OTHER: |
| return "firmware dropped (other)"; |
| case WifiLoggerHal.TX_PKT_FATE_DRV_QUEUED: |
| return "driver queued"; |
| case WifiLoggerHal.TX_PKT_FATE_DRV_DROP_INVALID: |
| return "driver dropped (invalid frame)"; |
| case WifiLoggerHal.TX_PKT_FATE_DRV_DROP_NOBUFS: |
| return "driver dropped (no bufs)"; |
| case WifiLoggerHal.TX_PKT_FATE_DRV_DROP_OTHER: |
| return "driver dropped (other)"; |
| default: |
| return Byte.toString(mFate); |
| } |
| } |
| } |
| |
| /** |
| * Represents the fate information for one inbound packet. |
| */ |
| @Immutable |
| public static final class RxFateReport extends FateReport { |
| RxFateReport(byte fate, long driverTimestampUSec, byte frameType, byte[] frameBytes) { |
| super(fate, driverTimestampUSec, frameType, frameBytes); |
| } |
| |
| @Override |
| protected String directionToString() { |
| return "RX"; |
| } |
| |
| @Override |
| protected String fateToString() { |
| switch (mFate) { |
| case WifiLoggerHal.RX_PKT_FATE_SUCCESS: |
| return "success"; |
| case WifiLoggerHal.RX_PKT_FATE_FW_QUEUED: |
| return "firmware queued"; |
| case WifiLoggerHal.RX_PKT_FATE_FW_DROP_FILTER: |
| return "firmware dropped (filter)"; |
| case WifiLoggerHal.RX_PKT_FATE_FW_DROP_INVALID: |
| return "firmware dropped (invalid frame)"; |
| case WifiLoggerHal.RX_PKT_FATE_FW_DROP_NOBUFS: |
| return "firmware dropped (no bufs)"; |
| case WifiLoggerHal.RX_PKT_FATE_FW_DROP_OTHER: |
| return "firmware dropped (other)"; |
| case WifiLoggerHal.RX_PKT_FATE_DRV_QUEUED: |
| return "driver queued"; |
| case WifiLoggerHal.RX_PKT_FATE_DRV_DROP_FILTER: |
| return "driver dropped (filter)"; |
| case WifiLoggerHal.RX_PKT_FATE_DRV_DROP_INVALID: |
| return "driver dropped (invalid frame)"; |
| case WifiLoggerHal.RX_PKT_FATE_DRV_DROP_NOBUFS: |
| return "driver dropped (no bufs)"; |
| case WifiLoggerHal.RX_PKT_FATE_DRV_DROP_OTHER: |
| return "driver dropped (other)"; |
| default: |
| return Byte.toString(mFate); |
| } |
| } |
| } |
| |
| private static native int startPktFateMonitoringNative(int iface); |
| /** |
| * Ask the HAL to enable packet fate monitoring. Fails unless HAL is started. |
| */ |
| public boolean startPktFateMonitoring() { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return startPktFateMonitoringNative(sWlan0Index) == WIFI_SUCCESS; |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native int getTxPktFatesNative(int iface, TxFateReport[] reportBufs); |
| /** |
| * Fetch the most recent TX packet fates from the HAL. Fails unless HAL is started. |
| */ |
| public boolean getTxPktFates(TxFateReport[] reportBufs) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| int res = getTxPktFatesNative(sWlan0Index, reportBufs); |
| if (res != WIFI_SUCCESS) { |
| Log.e(TAG, "getTxPktFatesNative returned " + res); |
| return false; |
| } else { |
| return true; |
| } |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private static native int getRxPktFatesNative(int iface, RxFateReport[] reportBufs); |
| /** |
| * Fetch the most recent RX packet fates from the HAL. Fails unless HAL is started. |
| */ |
| public boolean getRxPktFates(RxFateReport[] reportBufs) { |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| int res = getRxPktFatesNative(sWlan0Index, reportBufs); |
| if (res != WIFI_SUCCESS) { |
| Log.e(TAG, "getRxPktFatesNative returned " + res); |
| return false; |
| } else { |
| return true; |
| } |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| //--------------------------------------------------------------------------------- |
| /* Configure ePNO/PNO */ |
| private static PnoEventHandler sPnoEventHandler; |
| private static int sPnoCmdId = 0; |
| |
| private static native boolean setPnoListNative(int iface, int id, PnoSettings settings); |
| |
| /** |
| * Set the PNO settings & the network list in HAL to start PNO. |
| * @param settings PNO settings and network list. |
| * @param eventHandler Handler to receive notifications back during PNO scan. |
| * @return true if success, false otherwise |
| */ |
| public boolean setPnoList(PnoSettings settings, PnoEventHandler eventHandler) { |
| Log.e(TAG, "setPnoList cmd " + sPnoCmdId); |
| |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| sPnoCmdId = getNewCmdIdLocked(); |
| sPnoEventHandler = eventHandler; |
| if (setPnoListNative(sWlan0Index, sPnoCmdId, settings)) { |
| return true; |
| } |
| } |
| sPnoEventHandler = null; |
| return false; |
| } |
| } |
| |
| /** |
| * Set the PNO network list in HAL to start PNO. |
| * @param list PNO network list. |
| * @param eventHandler Handler to receive notifications back during PNO scan. |
| * @return true if success, false otherwise |
| */ |
| public boolean setPnoList(PnoNetwork[] list, PnoEventHandler eventHandler) { |
| PnoSettings settings = new PnoSettings(); |
| settings.networkList = list; |
| return setPnoList(settings, eventHandler); |
| } |
| |
| private static native boolean resetPnoListNative(int iface, int id); |
| |
| /** |
| * Reset the PNO settings in HAL to stop PNO. |
| * @return true if success, false otherwise |
| */ |
| public boolean resetPnoList() { |
| Log.e(TAG, "resetPnoList cmd " + sPnoCmdId); |
| |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| sPnoCmdId = getNewCmdIdLocked(); |
| sPnoEventHandler = null; |
| if (resetPnoListNative(sWlan0Index, sPnoCmdId)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |
| |
| // Callback from native |
| private static void onPnoNetworkFound(int id, ScanResult[] results, int[] beaconCaps) { |
| if (results == null) { |
| Log.e(TAG, "onPnoNetworkFound null results"); |
| return; |
| |
| } |
| Log.d(TAG, "WifiNative.onPnoNetworkFound result " + results.length); |
| |
| PnoEventHandler handler = sPnoEventHandler; |
| if (sPnoCmdId != 0 && handler != null) { |
| for (int i=0; i<results.length; i++) { |
| Log.e(TAG, "onPnoNetworkFound SSID " + results[i].SSID |
| + " " + results[i].level + " " + results[i].frequency); |
| |
| populateScanResult(results[i], beaconCaps[i], "onPnoNetworkFound "); |
| results[i].wifiSsid = WifiSsid.createFromAsciiEncoded(results[i].SSID); |
| } |
| |
| handler.onPnoNetworkFound(results); |
| } else { |
| /* this can happen because of race conditions */ |
| Log.d(TAG, "Ignoring Pno Network found event"); |
| } |
| } |
| |
| private native static boolean setBssidBlacklistNative(int iface, int id, |
| String list[]); |
| |
| public boolean setBssidBlacklist(String list[]) { |
| int size = 0; |
| if (list != null) { |
| size = list.length; |
| } |
| Log.e(TAG, "setBssidBlacklist cmd " + sPnoCmdId + " size " + size); |
| |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| sPnoCmdId = getNewCmdIdLocked(); |
| return setBssidBlacklistNative(sWlan0Index, sPnoCmdId, list); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private native static int startSendingOffloadedPacketNative(int iface, int idx, |
| byte[] srcMac, byte[] dstMac, byte[] pktData, int period); |
| |
| public int |
| startSendingOffloadedPacket(int slot, KeepalivePacketData keepAlivePacket, int period) { |
| Log.d(TAG, "startSendingOffloadedPacket slot=" + slot + " period=" + period); |
| |
| String[] macAddrStr = getMacAddress().split(":"); |
| byte[] srcMac = new byte[6]; |
| for(int i = 0; i < 6; i++) { |
| Integer hexVal = Integer.parseInt(macAddrStr[i], 16); |
| srcMac[i] = hexVal.byteValue(); |
| } |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return startSendingOffloadedPacketNative(sWlan0Index, slot, srcMac, |
| keepAlivePacket.dstMac, keepAlivePacket.data, period); |
| } else { |
| return -1; |
| } |
| } |
| } |
| |
| private native static int stopSendingOffloadedPacketNative(int iface, int idx); |
| |
| public int |
| stopSendingOffloadedPacket(int slot) { |
| Log.d(TAG, "stopSendingOffloadedPacket " + slot); |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return stopSendingOffloadedPacketNative(sWlan0Index, slot); |
| } else { |
| return -1; |
| } |
| } |
| } |
| |
| public static interface WifiRssiEventHandler { |
| void onRssiThresholdBreached(byte curRssi); |
| } |
| |
| private static WifiRssiEventHandler sWifiRssiEventHandler; |
| |
| // Callback from native |
| private static void onRssiThresholdBreached(int id, byte curRssi) { |
| WifiRssiEventHandler handler = sWifiRssiEventHandler; |
| if (handler != null) { |
| handler.onRssiThresholdBreached(curRssi); |
| } |
| } |
| |
| private native static int startRssiMonitoringNative(int iface, int id, |
| byte maxRssi, byte minRssi); |
| |
| private static int sRssiMonitorCmdId = 0; |
| |
| public int startRssiMonitoring(byte maxRssi, byte minRssi, |
| WifiRssiEventHandler rssiEventHandler) { |
| Log.d(TAG, "startRssiMonitoring: maxRssi=" + maxRssi + " minRssi=" + minRssi); |
| synchronized (sLock) { |
| sWifiRssiEventHandler = rssiEventHandler; |
| if (isHalStarted()) { |
| if (sRssiMonitorCmdId != 0) { |
| stopRssiMonitoring(); |
| } |
| |
| sRssiMonitorCmdId = getNewCmdIdLocked(); |
| Log.d(TAG, "sRssiMonitorCmdId = " + sRssiMonitorCmdId); |
| int ret = startRssiMonitoringNative(sWlan0Index, sRssiMonitorCmdId, |
| maxRssi, minRssi); |
| if (ret != 0) { // if not success |
| sRssiMonitorCmdId = 0; |
| } |
| return ret; |
| } else { |
| return -1; |
| } |
| } |
| } |
| |
| private native static int stopRssiMonitoringNative(int iface, int idx); |
| |
| public int stopRssiMonitoring() { |
| Log.d(TAG, "stopRssiMonitoring, cmdId " + sRssiMonitorCmdId); |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| int ret = 0; |
| if (sRssiMonitorCmdId != 0) { |
| ret = stopRssiMonitoringNative(sWlan0Index, sRssiMonitorCmdId); |
| } |
| sRssiMonitorCmdId = 0; |
| return ret; |
| } else { |
| return -1; |
| } |
| } |
| } |
| |
| private static native WifiWakeReasonAndCounts getWlanWakeReasonCountNative(int iface); |
| |
| /** |
| * Fetch the host wakeup reasons stats from wlan driver. |
| * @return the |WifiWakeReasonAndCounts| object retrieved from the wlan driver. |
| */ |
| public WifiWakeReasonAndCounts getWlanWakeReasonCount() { |
| Log.d(TAG, "getWlanWakeReasonCount " + sWlan0Index); |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| return getWlanWakeReasonCountNative(sWlan0Index); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| private static native int configureNeighborDiscoveryOffload(int iface, boolean enabled); |
| |
| public boolean configureNeighborDiscoveryOffload(boolean enabled) { |
| final String logMsg = "configureNeighborDiscoveryOffload(" + enabled + ")"; |
| Log.d(mTAG, logMsg); |
| synchronized (sLock) { |
| if (isHalStarted()) { |
| final int ret = configureNeighborDiscoveryOffload(sWlan0Index, enabled); |
| if (ret != 0) { |
| Log.d(mTAG, logMsg + " returned: " + ret); |
| } |
| return (ret == 0); |
| } |
| } |
| return false; |
| } |
| } |