diff options
Diffstat (limited to 'wifi/java')
| -rwxr-xr-x | wifi/java/android/net/wifi/SoftApConfToXmlMigrationUtil.java | 284 | ||||
| -rwxr-xr-x | wifi/java/android/net/wifi/WifiMigration.java | 558 | ||||
| -rwxr-xr-x | wifi/java/android/net/wifi/WifiNetworkScoreCache.java | 316 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/ChannelSettings.java | 95 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/DeviceWiphyCapabilities.java | 283 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/HiddenNetwork.java | 87 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/NativeScanResult.java | 310 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/NativeWifiClient.java | 103 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/PnoNetwork.java | 171 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/PnoSettings.java | 209 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/RadioChainInfo.java | 125 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/SingleScanSettings.java | 118 | ||||
| -rw-r--r-- | wifi/java/android/net/wifi/nl80211/WifiNl80211Manager.java | 1287 |
13 files changed, 0 insertions, 3946 deletions
diff --git a/wifi/java/android/net/wifi/SoftApConfToXmlMigrationUtil.java b/wifi/java/android/net/wifi/SoftApConfToXmlMigrationUtil.java deleted file mode 100755 index c5472ce34478..000000000000 --- a/wifi/java/android/net/wifi/SoftApConfToXmlMigrationUtil.java +++ /dev/null @@ -1,284 +0,0 @@ -/* - * Copyright (C) 2020 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi; - -import static android.os.Environment.getDataMiscDirectory; - -import android.annotation.Nullable; -import android.net.MacAddress; -import android.util.Log; - -import com.android.internal.annotations.VisibleForTesting; -import com.android.internal.util.FastXmlSerializer; -import com.android.internal.util.XmlUtils; - -import org.xmlpull.v1.XmlPullParserException; -import org.xmlpull.v1.XmlSerializer; - -import java.io.BufferedInputStream; -import java.io.ByteArrayInputStream; -import java.io.ByteArrayOutputStream; -import java.io.DataInputStream; -import java.io.File; -import java.io.FileInputStream; -import java.io.FileNotFoundException; -import java.io.IOException; -import java.io.InputStream; -import java.nio.charset.StandardCharsets; - -/** - * Utility class to convert the legacy softap.conf file format to the new XML format. - * Note: - * <li>This should be modified by the OEM if they want to migrate configuration for existing - * devices for new softap features supported by AOSP in Android 11. - * For ex: client allowlist/blocklist feature was already supported by some OEM's before Android 10 - * while AOSP only supported it in Android 11. </li> - * <li>Most of this class was copied over from WifiApConfigStore class in Android 10 and - * SoftApStoreData class in Android 11</li> - * @hide - */ -public final class SoftApConfToXmlMigrationUtil { - private static final String TAG = "SoftApConfToXmlMigrationUtil"; - - /** - * Directory to read the wifi config store files from under. - */ - private static final String LEGACY_WIFI_STORE_DIRECTORY_NAME = "wifi"; - /** - * The legacy Softap config file which contained key/value pairs. - */ - private static final String LEGACY_AP_CONFIG_FILE = "softap.conf"; - - /** - * Pre-apex wifi shared folder. - */ - private static File getLegacyWifiSharedDirectory() { - return new File(getDataMiscDirectory(), LEGACY_WIFI_STORE_DIRECTORY_NAME); - } - - /* @hide constants copied from WifiConfiguration */ - /** - * 2GHz band. - */ - private static final int WIFICONFIG_AP_BAND_2GHZ = 0; - /** - * 5GHz band. - */ - private static final int WIFICONFIG_AP_BAND_5GHZ = 1; - /** - * Device is allowed to choose the optimal band (2Ghz or 5Ghz) based on device capability, - * operating country code and current radio conditions. - */ - private static final int WIFICONFIG_AP_BAND_ANY = -1; - /** - * Convert band from WifiConfiguration into SoftApConfiguration - * - * @param wifiConfigBand band encoded as WIFICONFIG_AP_BAND_xxxx - * @return band as encoded as SoftApConfiguration.BAND_xxx - */ - @VisibleForTesting - public static int convertWifiConfigBandToSoftApConfigBand(int wifiConfigBand) { - switch (wifiConfigBand) { - case WIFICONFIG_AP_BAND_2GHZ: - return SoftApConfiguration.BAND_2GHZ; - case WIFICONFIG_AP_BAND_5GHZ: - return SoftApConfiguration.BAND_5GHZ; - case WIFICONFIG_AP_BAND_ANY: - return SoftApConfiguration.BAND_2GHZ | SoftApConfiguration.BAND_5GHZ; - default: - return SoftApConfiguration.BAND_2GHZ; - } - } - - /** - * Load AP configuration from legacy persistent storage. - * Note: This is deprecated and only used for migrating data once on reboot. - */ - private static SoftApConfiguration loadFromLegacyFile(InputStream fis) { - SoftApConfiguration config = null; - DataInputStream in = null; - try { - SoftApConfiguration.Builder configBuilder = new SoftApConfiguration.Builder(); - in = new DataInputStream(new BufferedInputStream(fis)); - - int version = in.readInt(); - if (version < 1 || version > 3) { - Log.e(TAG, "Bad version on hotspot configuration file"); - return null; - } - configBuilder.setSsid(in.readUTF()); - - if (version >= 2) { - int band = in.readInt(); - int channel = in.readInt(); - if (channel == 0) { - configBuilder.setBand( - convertWifiConfigBandToSoftApConfigBand(band)); - } else { - configBuilder.setChannel(channel, - convertWifiConfigBandToSoftApConfigBand(band)); - } - } - if (version >= 3) { - configBuilder.setHiddenSsid(in.readBoolean()); - } - int authType = in.readInt(); - if (authType == WifiConfiguration.KeyMgmt.WPA2_PSK) { - configBuilder.setPassphrase(in.readUTF(), - SoftApConfiguration.SECURITY_TYPE_WPA2_PSK); - } - config = configBuilder.build(); - } catch (IOException e) { - Log.e(TAG, "Error reading hotspot configuration ", e); - config = null; - } catch (IllegalArgumentException ie) { - Log.e(TAG, "Invalid hotspot configuration ", ie); - config = null; - } finally { - if (in != null) { - try { - in.close(); - } catch (IOException e) { - Log.e(TAG, "Error closing hotspot configuration during read", e); - } - } - } - // NOTE: OEM's should add their customized parsing code here. - return config; - } - - // This is the version that Android 11 released with. - private static final int CONFIG_STORE_DATA_VERSION = 3; - - private static final String XML_TAG_DOCUMENT_HEADER = "WifiConfigStoreData"; - private static final String XML_TAG_VERSION = "Version"; - private static final String XML_TAG_SECTION_HEADER_SOFTAP = "SoftAp"; - private static final String XML_TAG_SSID = "SSID"; - private static final String XML_TAG_BSSID = "Bssid"; - private static final String XML_TAG_CHANNEL = "Channel"; - private static final String XML_TAG_HIDDEN_SSID = "HiddenSSID"; - private static final String XML_TAG_SECURITY_TYPE = "SecurityType"; - private static final String XML_TAG_AP_BAND = "ApBand"; - private static final String XML_TAG_PASSPHRASE = "Passphrase"; - private static final String XML_TAG_MAX_NUMBER_OF_CLIENTS = "MaxNumberOfClients"; - private static final String XML_TAG_AUTO_SHUTDOWN_ENABLED = "AutoShutdownEnabled"; - private static final String XML_TAG_SHUTDOWN_TIMEOUT_MILLIS = "ShutdownTimeoutMillis"; - private static final String XML_TAG_CLIENT_CONTROL_BY_USER = "ClientControlByUser"; - private static final String XML_TAG_BLOCKED_CLIENT_LIST = "BlockedClientList"; - private static final String XML_TAG_ALLOWED_CLIENT_LIST = "AllowedClientList"; - public static final String XML_TAG_CLIENT_MACADDRESS = "ClientMacAddress"; - - private static byte[] convertConfToXml(SoftApConfiguration softApConf) { - try { - final XmlSerializer out = new FastXmlSerializer(); - final ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); - out.setOutput(outputStream, StandardCharsets.UTF_8.name()); - - // Header for the XML file. - out.startDocument(null, true); - out.startTag(null, XML_TAG_DOCUMENT_HEADER); - XmlUtils.writeValueXml(CONFIG_STORE_DATA_VERSION, XML_TAG_VERSION, out); - out.startTag(null, XML_TAG_SECTION_HEADER_SOFTAP); - - // SoftAp conf - XmlUtils.writeValueXml(softApConf.getSsid(), XML_TAG_SSID, out); - if (softApConf.getBssid() != null) { - XmlUtils.writeValueXml(softApConf.getBssid().toString(), XML_TAG_BSSID, out); - } - XmlUtils.writeValueXml(softApConf.getBand(), XML_TAG_AP_BAND, out); - XmlUtils.writeValueXml(softApConf.getChannel(), XML_TAG_CHANNEL, out); - XmlUtils.writeValueXml(softApConf.isHiddenSsid(), XML_TAG_HIDDEN_SSID, out); - XmlUtils.writeValueXml(softApConf.getSecurityType(), XML_TAG_SECURITY_TYPE, out); - if (softApConf.getSecurityType() != SoftApConfiguration.SECURITY_TYPE_OPEN) { - XmlUtils.writeValueXml(softApConf.getPassphrase(), XML_TAG_PASSPHRASE, out); - } - XmlUtils.writeValueXml(softApConf.getMaxNumberOfClients(), - XML_TAG_MAX_NUMBER_OF_CLIENTS, out); - XmlUtils.writeValueXml(softApConf.isClientControlByUserEnabled(), - XML_TAG_CLIENT_CONTROL_BY_USER, out); - XmlUtils.writeValueXml(softApConf.isAutoShutdownEnabled(), - XML_TAG_AUTO_SHUTDOWN_ENABLED, out); - XmlUtils.writeValueXml(softApConf.getShutdownTimeoutMillis(), - XML_TAG_SHUTDOWN_TIMEOUT_MILLIS, out); - out.startTag(null, XML_TAG_BLOCKED_CLIENT_LIST); - for (MacAddress mac: softApConf.getBlockedClientList()) { - XmlUtils.writeValueXml(mac.toString(), XML_TAG_CLIENT_MACADDRESS, out); - } - out.endTag(null, XML_TAG_BLOCKED_CLIENT_LIST); - out.startTag(null, XML_TAG_ALLOWED_CLIENT_LIST); - for (MacAddress mac: softApConf.getAllowedClientList()) { - XmlUtils.writeValueXml(mac.toString(), XML_TAG_CLIENT_MACADDRESS, out); - } - out.endTag(null, XML_TAG_ALLOWED_CLIENT_LIST); - - // Footer for the XML file. - out.endTag(null, XML_TAG_SECTION_HEADER_SOFTAP); - out.endTag(null, XML_TAG_DOCUMENT_HEADER); - out.endDocument(); - - return outputStream.toByteArray(); - } catch (IOException | XmlPullParserException e) { - Log.e(TAG, "Failed to convert softap conf to XML", e); - return null; - } - } - - private SoftApConfToXmlMigrationUtil() { } - - /** - * Read the legacy /data/misc/wifi/softap.conf file format and convert to the new XML - * format understood by WifiConfigStore. - * Note: Used for unit testing. - */ - @VisibleForTesting - @Nullable - public static InputStream convert(InputStream fis) { - SoftApConfiguration softApConf = loadFromLegacyFile(fis); - if (softApConf == null) return null; - - byte[] xmlBytes = convertConfToXml(softApConf); - if (xmlBytes == null) return null; - - return new ByteArrayInputStream(xmlBytes); - } - - /** - * Read the legacy /data/misc/wifi/softap.conf file format and convert to the new XML - * format understood by WifiConfigStore. - */ - @Nullable - public static InputStream convert() { - File file = new File(getLegacyWifiSharedDirectory(), LEGACY_AP_CONFIG_FILE); - FileInputStream fis = null; - try { - fis = new FileInputStream(file); - } catch (FileNotFoundException e) { - return null; - } - if (fis == null) return null; - return convert(fis); - } - - /** - * Remove the legacy /data/misc/wifi/softap.conf file. - */ - @Nullable - public static void remove() { - File file = new File(getLegacyWifiSharedDirectory(), LEGACY_AP_CONFIG_FILE); - file.delete(); - } -} diff --git a/wifi/java/android/net/wifi/WifiMigration.java b/wifi/java/android/net/wifi/WifiMigration.java deleted file mode 100755 index 5792d27a94f9..000000000000 --- a/wifi/java/android/net/wifi/WifiMigration.java +++ /dev/null @@ -1,558 +0,0 @@ -/* - * Copyright (C) 2020 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi; - -import static android.os.Environment.getDataMiscCeDirectory; -import static android.os.Environment.getDataMiscDirectory; - -import android.annotation.IntDef; -import android.annotation.NonNull; -import android.annotation.Nullable; -import android.annotation.SystemApi; -import android.content.Context; -import android.os.Parcel; -import android.os.Parcelable; -import android.os.UserHandle; -import android.provider.Settings; -import android.util.AtomicFile; -import android.util.SparseArray; - -import java.io.File; -import java.io.FileNotFoundException; -import java.io.InputStream; -import java.lang.annotation.Retention; -import java.lang.annotation.RetentionPolicy; -import java.util.Objects; - -/** - * Class used to provide one time hooks for existing OEM devices to migrate their config store - * data and other settings to the wifi apex. - * @hide - */ -@SystemApi -public final class WifiMigration { - /** - * Directory to read the wifi config store files from under. - */ - private static final String LEGACY_WIFI_STORE_DIRECTORY_NAME = "wifi"; - /** - * Config store file for general shared store file. - * AOSP Path on Android 10: /data/misc/wifi/WifiConfigStore.xml - */ - public static final int STORE_FILE_SHARED_GENERAL = 0; - /** - * Config store file for softap shared store file. - * AOSP Path on Android 10: /data/misc/wifi/softap.conf - */ - public static final int STORE_FILE_SHARED_SOFTAP = 1; - /** - * Config store file for general user store file. - * AOSP Path on Android 10: /data/misc_ce/<userId>/wifi/WifiConfigStore.xml - */ - public static final int STORE_FILE_USER_GENERAL = 2; - /** - * Config store file for network suggestions user store file. - * AOSP Path on Android 10: /data/misc_ce/<userId>/wifi/WifiConfigStoreNetworkSuggestions.xml - */ - public static final int STORE_FILE_USER_NETWORK_SUGGESTIONS = 3; - - /** @hide */ - @IntDef(prefix = { "STORE_FILE_SHARED_" }, value = { - STORE_FILE_SHARED_GENERAL, - STORE_FILE_SHARED_SOFTAP, - }) - @Retention(RetentionPolicy.SOURCE) - public @interface SharedStoreFileId { } - - /** @hide */ - @IntDef(prefix = { "STORE_FILE_USER_" }, value = { - STORE_FILE_USER_GENERAL, - STORE_FILE_USER_NETWORK_SUGGESTIONS - }) - @Retention(RetentionPolicy.SOURCE) - public @interface UserStoreFileId { } - - /** - * Mapping of Store file Id to Store file names. - * - * NOTE: This is the default path for the files on AOSP devices. If the OEM has modified - * the path or renamed the files, please edit this appropriately. - */ - private static final SparseArray<String> STORE_ID_TO_FILE_NAME = - new SparseArray<String>() {{ - put(STORE_FILE_SHARED_GENERAL, "WifiConfigStore.xml"); - put(STORE_FILE_SHARED_SOFTAP, "WifiConfigStoreSoftAp.xml"); - put(STORE_FILE_USER_GENERAL, "WifiConfigStore.xml"); - put(STORE_FILE_USER_NETWORK_SUGGESTIONS, "WifiConfigStoreNetworkSuggestions.xml"); - }}; - - /** - * Pre-apex wifi shared folder. - */ - private static File getLegacyWifiSharedDirectory() { - return new File(getDataMiscDirectory(), LEGACY_WIFI_STORE_DIRECTORY_NAME); - } - - /** - * Pre-apex wifi user folder. - */ - private static File getLegacyWifiUserDirectory(int userId) { - return new File(getDataMiscCeDirectory(userId), LEGACY_WIFI_STORE_DIRECTORY_NAME); - } - - /** - * Legacy files were stored as AtomicFile. So, always use AtomicFile to operate on it to ensure - * data integrity. - */ - private static AtomicFile getSharedAtomicFile(@SharedStoreFileId int storeFileId) { - return new AtomicFile(new File( - getLegacyWifiSharedDirectory(), - STORE_ID_TO_FILE_NAME.get(storeFileId))); - } - - /** - * Legacy files were stored as AtomicFile. So, always use AtomicFile to operate on it to ensure - * data integrity. - */ - private static AtomicFile getUserAtomicFile(@UserStoreFileId int storeFileId, int userId) { - return new AtomicFile(new File( - getLegacyWifiUserDirectory(userId), - STORE_ID_TO_FILE_NAME.get(storeFileId))); - } - - private WifiMigration() { } - - /** - * Load data from legacy shared wifi config store file. - * <p> - * Expected AOSP format is available in the sample files under {@code /frameworks/base/wifi/ - * java/android/net/wifi/migration_samples}. - * </p> - * <p> - * Note: - * <li>OEMs need to change the implementation of - * {@link #convertAndRetrieveSharedConfigStoreFile(int)} only if their existing config store - * format or file locations differs from the vanilla AOSP implementation.</li> - * <li>The wifi apex will invoke - * {@link #convertAndRetrieveSharedConfigStoreFile(int)} - * method on every bootup, it is the responsibility of the OEM implementation to ensure that - * they perform the necessary in place conversion of their config store file to conform to the - * AOSP format. The OEM should ensure that the method should only return the - * {@link InputStream} stream for the data to be migrated only on the first bootup.</li> - * <li>Once the migration is done, the apex will invoke - * {@link #removeSharedConfigStoreFile(int)} to delete the store file.</li> - * <li>The only relevant invocation of {@link #convertAndRetrieveSharedConfigStoreFile(int)} - * occurs when a previously released device upgrades to the wifi apex from an OEM - * implementation of the wifi stack. - * <li>Ensure that the legacy file paths are accessible to the wifi module (sepolicy rules, file - * permissions, etc). Since the wifi service continues to run inside system_server process, this - * method will be called from the same context (so ideally the file should still be accessible). - * </li> - * - * @param storeFileId Identifier for the config store file. One of - * {@link #STORE_FILE_SHARED_GENERAL} or {@link #STORE_FILE_SHARED_GENERAL} - * @return Instance of {@link InputStream} for migrating data, null if no migration is - * necessary. - * @throws IllegalArgumentException on invalid storeFileId. - */ - @Nullable - public static InputStream convertAndRetrieveSharedConfigStoreFile( - @SharedStoreFileId int storeFileId) { - if (storeFileId != STORE_FILE_SHARED_GENERAL && storeFileId != STORE_FILE_SHARED_SOFTAP) { - throw new IllegalArgumentException("Invalid shared store file id"); - } - try { - // OEMs should do conversions necessary here before returning the stream. - return getSharedAtomicFile(storeFileId).openRead(); - } catch (FileNotFoundException e) { - // Special handling for softap.conf. - // Note: OEM devices upgrading from Q -> R will only have the softap.conf file. - // Test devices running previous R builds however may have already migrated to the - // XML format. So, check for that above before falling back to check for legacy file. - if (storeFileId == STORE_FILE_SHARED_SOFTAP) { - return SoftApConfToXmlMigrationUtil.convert(); - } - return null; - } - } - - /** - * Remove the legacy shared wifi config store file. - * - * @param storeFileId Identifier for the config store file. One of - * {@link #STORE_FILE_SHARED_GENERAL} or {@link #STORE_FILE_SHARED_GENERAL} - * @throws IllegalArgumentException on invalid storeFileId. - */ - public static void removeSharedConfigStoreFile(@SharedStoreFileId int storeFileId) { - if (storeFileId != STORE_FILE_SHARED_GENERAL && storeFileId != STORE_FILE_SHARED_SOFTAP) { - throw new IllegalArgumentException("Invalid shared store file id"); - } - AtomicFile file = getSharedAtomicFile(storeFileId); - if (file.exists()) { - file.delete(); - return; - } - // Special handling for softap.conf. - // Note: OEM devices upgrading from Q -> R will only have the softap.conf file. - // Test devices running previous R builds however may have already migrated to the - // XML format. So, check for that above before falling back to check for legacy file. - if (storeFileId == STORE_FILE_SHARED_SOFTAP) { - SoftApConfToXmlMigrationUtil.remove(); - } - } - - /** - * Load data from legacy user wifi config store file. - * <p> - * Expected AOSP format is available in the sample files under {@code /frameworks/base/wifi/ - * java/android/net/wifi/migration_samples}. - * </p> - * <p> - * Note: - * <li>OEMs need to change the implementation of - * {@link #convertAndRetrieveUserConfigStoreFile(int, UserHandle)} only if their existing config - * store format or file locations differs from the vanilla AOSP implementation.</li> - * <li>The wifi apex will invoke - * {@link #convertAndRetrieveUserConfigStoreFile(int, UserHandle)} - * method on every bootup, it is the responsibility of the OEM implementation to ensure that - * they perform the necessary in place conversion of their config store file to conform to the - * AOSP format. The OEM should ensure that the method should only return the - * {@link InputStream} stream for the data to be migrated only on the first bootup.</li> - * <li>Once the migration is done, the apex will invoke - * {@link #removeUserConfigStoreFile(int, UserHandle)} to delete the store file.</li> - * <li>The only relevant invocation of - * {@link #convertAndRetrieveUserConfigStoreFile(int, UserHandle)} occurs when a previously - * released device upgrades to the wifi apex from an OEM implementation of the wifi - * stack. - * </li> - * <li>Ensure that the legacy file paths are accessible to the wifi module (sepolicy rules, file - * permissions, etc). Since the wifi service continues to run inside system_server process, this - * method will be called from the same context (so ideally the file should still be accessible). - * </li> - * - * @param storeFileId Identifier for the config store file. One of - * {@link #STORE_FILE_USER_GENERAL} or {@link #STORE_FILE_USER_NETWORK_SUGGESTIONS} - * @param userHandle User handle. - * @return Instance of {@link InputStream} for migrating data, null if no migration is - * necessary. - * @throws IllegalArgumentException on invalid storeFileId or userHandle. - */ - @Nullable - public static InputStream convertAndRetrieveUserConfigStoreFile( - @UserStoreFileId int storeFileId, @NonNull UserHandle userHandle) { - if (storeFileId != STORE_FILE_USER_GENERAL - && storeFileId != STORE_FILE_USER_NETWORK_SUGGESTIONS) { - throw new IllegalArgumentException("Invalid user store file id"); - } - Objects.requireNonNull(userHandle); - try { - // OEMs should do conversions necessary here before returning the stream. - return getUserAtomicFile(storeFileId, userHandle.getIdentifier()).openRead(); - } catch (FileNotFoundException e) { - return null; - } - } - - /** - * Remove the legacy user wifi config store file. - * - * @param storeFileId Identifier for the config store file. One of - * {@link #STORE_FILE_USER_GENERAL} or {@link #STORE_FILE_USER_NETWORK_SUGGESTIONS} - * @param userHandle User handle. - * @throws IllegalArgumentException on invalid storeFileId or userHandle. - */ - public static void removeUserConfigStoreFile( - @UserStoreFileId int storeFileId, @NonNull UserHandle userHandle) { - if (storeFileId != STORE_FILE_USER_GENERAL - && storeFileId != STORE_FILE_USER_NETWORK_SUGGESTIONS) { - throw new IllegalArgumentException("Invalid user store file id"); - } - Objects.requireNonNull(userHandle); - AtomicFile file = getUserAtomicFile(storeFileId, userHandle.getIdentifier()); - if (file.exists()) { - file.delete(); - } - } - - /** - * Container for all the wifi settings data to migrate. - */ - public static final class SettingsMigrationData implements Parcelable { - private final boolean mScanAlwaysAvailable; - private final boolean mP2pFactoryResetPending; - private final String mP2pDeviceName; - private final boolean mSoftApTimeoutEnabled; - private final boolean mWakeupEnabled; - private final boolean mScanThrottleEnabled; - private final boolean mVerboseLoggingEnabled; - - private SettingsMigrationData(boolean scanAlwaysAvailable, boolean p2pFactoryResetPending, - @Nullable String p2pDeviceName, boolean softApTimeoutEnabled, boolean wakeupEnabled, - boolean scanThrottleEnabled, boolean verboseLoggingEnabled) { - mScanAlwaysAvailable = scanAlwaysAvailable; - mP2pFactoryResetPending = p2pFactoryResetPending; - mP2pDeviceName = p2pDeviceName; - mSoftApTimeoutEnabled = softApTimeoutEnabled; - mWakeupEnabled = wakeupEnabled; - mScanThrottleEnabled = scanThrottleEnabled; - mVerboseLoggingEnabled = verboseLoggingEnabled; - } - - public static final @NonNull Parcelable.Creator<SettingsMigrationData> CREATOR = - new Parcelable.Creator<SettingsMigrationData>() { - @Override - public SettingsMigrationData createFromParcel(Parcel in) { - boolean scanAlwaysAvailable = in.readBoolean(); - boolean p2pFactoryResetPending = in.readBoolean(); - String p2pDeviceName = in.readString(); - boolean softApTimeoutEnabled = in.readBoolean(); - boolean wakeupEnabled = in.readBoolean(); - boolean scanThrottleEnabled = in.readBoolean(); - boolean verboseLoggingEnabled = in.readBoolean(); - return new SettingsMigrationData( - scanAlwaysAvailable, p2pFactoryResetPending, - p2pDeviceName, softApTimeoutEnabled, wakeupEnabled, - scanThrottleEnabled, verboseLoggingEnabled); - } - - @Override - public SettingsMigrationData[] newArray(int size) { - return new SettingsMigrationData[size]; - } - }; - - @Override - public int describeContents() { - return 0; - } - - @Override - public void writeToParcel(@NonNull Parcel dest, int flags) { - dest.writeBoolean(mScanAlwaysAvailable); - dest.writeBoolean(mP2pFactoryResetPending); - dest.writeString(mP2pDeviceName); - dest.writeBoolean(mSoftApTimeoutEnabled); - dest.writeBoolean(mWakeupEnabled); - dest.writeBoolean(mScanThrottleEnabled); - dest.writeBoolean(mVerboseLoggingEnabled); - } - - /** - * @return True if scans are allowed even when wifi is toggled off, false otherwise. - */ - public boolean isScanAlwaysAvailable() { - return mScanAlwaysAvailable; - } - - /** - * @return indicate whether factory reset request is pending. - */ - public boolean isP2pFactoryResetPending() { - return mP2pFactoryResetPending; - } - - /** - * @return the Wi-Fi peer-to-peer device name - */ - public @Nullable String getP2pDeviceName() { - return mP2pDeviceName; - } - - /** - * @return Whether soft AP will shut down after a timeout period when no devices are - * connected. - */ - public boolean isSoftApTimeoutEnabled() { - return mSoftApTimeoutEnabled; - } - - /** - * @return whether Wi-Fi Wakeup feature is enabled. - */ - public boolean isWakeUpEnabled() { - return mWakeupEnabled; - } - - /** - * @return Whether wifi scan throttle is enabled or not. - */ - public boolean isScanThrottleEnabled() { - return mScanThrottleEnabled; - } - - /** - * @return Whether to enable verbose logging in Wi-Fi. - */ - public boolean isVerboseLoggingEnabled() { - return mVerboseLoggingEnabled; - } - - /** - * Builder to create instance of {@link SettingsMigrationData}. - */ - public static final class Builder { - private boolean mScanAlwaysAvailable; - private boolean mP2pFactoryResetPending; - private String mP2pDeviceName; - private boolean mSoftApTimeoutEnabled; - private boolean mWakeupEnabled; - private boolean mScanThrottleEnabled; - private boolean mVerboseLoggingEnabled; - - public Builder() { - } - - /** - * Setting to allow scans even when wifi is toggled off. - * - * @param available true if available, false otherwise. - * @return Instance of {@link Builder} to enable chaining of the builder method. - */ - public @NonNull Builder setScanAlwaysAvailable(boolean available) { - mScanAlwaysAvailable = available; - return this; - } - - /** - * Indicate whether factory reset request is pending. - * - * @param pending true if pending, false otherwise. - * @return Instance of {@link Builder} to enable chaining of the builder method. - */ - public @NonNull Builder setP2pFactoryResetPending(boolean pending) { - mP2pFactoryResetPending = pending; - return this; - } - - /** - * The Wi-Fi peer-to-peer device name - * - * @param name Name if set, null otherwise. - * @return Instance of {@link Builder} to enable chaining of the builder method. - */ - public @NonNull Builder setP2pDeviceName(@Nullable String name) { - mP2pDeviceName = name; - return this; - } - - /** - * Whether soft AP will shut down after a timeout period when no devices are connected. - * - * @param enabled true if enabled, false otherwise. - * @return Instance of {@link Builder} to enable chaining of the builder method. - */ - public @NonNull Builder setSoftApTimeoutEnabled(boolean enabled) { - mSoftApTimeoutEnabled = enabled; - return this; - } - - /** - * Value to specify if Wi-Fi Wakeup feature is enabled. - * - * @param enabled true if enabled, false otherwise. - * @return Instance of {@link Builder} to enable chaining of the builder method. - */ - public @NonNull Builder setWakeUpEnabled(boolean enabled) { - mWakeupEnabled = enabled; - return this; - } - - /** - * Whether wifi scan throttle is enabled or not. - * - * @param enabled true if enabled, false otherwise. - * @return Instance of {@link Builder} to enable chaining of the builder method. - */ - public @NonNull Builder setScanThrottleEnabled(boolean enabled) { - mScanThrottleEnabled = enabled; - return this; - } - - /** - * Setting to enable verbose logging in Wi-Fi. - * - * @param enabled true if enabled, false otherwise. - * @return Instance of {@link Builder} to enable chaining of the builder method. - */ - public @NonNull Builder setVerboseLoggingEnabled(boolean enabled) { - mVerboseLoggingEnabled = enabled; - return this; - } - - /** - * Build an instance of {@link SettingsMigrationData}. - * - * @return Instance of {@link SettingsMigrationData}. - */ - public @NonNull SettingsMigrationData build() { - return new SettingsMigrationData(mScanAlwaysAvailable, mP2pFactoryResetPending, - mP2pDeviceName, mSoftApTimeoutEnabled, mWakeupEnabled, mScanThrottleEnabled, - mVerboseLoggingEnabled); - } - } - } - - /** - * Load data from Settings.Global values. - * - * <p> - * Note: - * <li> This is method is invoked once on the first bootup. OEM can safely delete these settings - * once the migration is complete. The first & only relevant invocation of - * {@link #loadFromSettings(Context)} ()} occurs when a previously released - * device upgrades to the wifi apex from an OEM implementation of the wifi stack. - * </li> - * - * @param context Context to use for loading the settings provider. - * @return Instance of {@link SettingsMigrationData} for migrating data. - */ - @NonNull - public static SettingsMigrationData loadFromSettings(@NonNull Context context) { - if (Settings.Global.getInt( - context.getContentResolver(), Settings.Global.WIFI_MIGRATION_COMPLETED, 0) == 1) { - // migration already complete, ignore. - return null; - } - SettingsMigrationData data = new SettingsMigrationData.Builder() - .setScanAlwaysAvailable( - Settings.Global.getInt(context.getContentResolver(), - Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 0) == 1) - .setP2pFactoryResetPending( - Settings.Global.getInt(context.getContentResolver(), - Settings.Global.WIFI_P2P_PENDING_FACTORY_RESET, 0) == 1) - .setP2pDeviceName( - Settings.Global.getString(context.getContentResolver(), - Settings.Global.WIFI_P2P_DEVICE_NAME)) - .setSoftApTimeoutEnabled( - Settings.Global.getInt(context.getContentResolver(), - Settings.Global.SOFT_AP_TIMEOUT_ENABLED, 1) == 1) - .setWakeUpEnabled( - Settings.Global.getInt(context.getContentResolver(), - Settings.Global.WIFI_WAKEUP_ENABLED, 0) == 1) - .setScanThrottleEnabled( - Settings.Global.getInt(context.getContentResolver(), - Settings.Global.WIFI_SCAN_THROTTLE_ENABLED, 1) == 1) - .setVerboseLoggingEnabled( - Settings.Global.getInt(context.getContentResolver(), - Settings.Global.WIFI_VERBOSE_LOGGING_ENABLED, 0) == 1) - .build(); - Settings.Global.putInt( - context.getContentResolver(), Settings.Global.WIFI_MIGRATION_COMPLETED, 1); - return data; - - } -} diff --git a/wifi/java/android/net/wifi/WifiNetworkScoreCache.java b/wifi/java/android/net/wifi/WifiNetworkScoreCache.java deleted file mode 100755 index 378549d62edf..000000000000 --- a/wifi/java/android/net/wifi/WifiNetworkScoreCache.java +++ /dev/null @@ -1,316 +0,0 @@ -/* - * Copyright (C) 2014 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi; - -import android.Manifest.permission; -import android.annotation.NonNull; -import android.annotation.Nullable; -import android.content.Context; -import android.net.INetworkScoreCache; -import android.net.NetworkKey; -import android.net.ScoredNetwork; -import android.os.Handler; -import android.os.Process; -import android.util.Log; -import android.util.LruCache; - -import com.android.internal.annotations.GuardedBy; - -import java.io.FileDescriptor; -import java.io.PrintWriter; -import java.util.List; -import java.util.Objects; - -/** - * {@link INetworkScoreCache} implementation for Wifi Networks. - * - * TODO: This should not be part of wifi mainline module. - * @hide - */ -public class WifiNetworkScoreCache extends INetworkScoreCache.Stub { - private static final String TAG = "WifiNetworkScoreCache"; - private static final boolean DBG = Log.isLoggable(TAG, Log.DEBUG); - - // A Network scorer returns a score in the range [-128, +127] - // We treat the lowest possible score as though there were no score, effectively allowing the - // scorer to provide an RSSI threshold below which a network should not be used. - public static final int INVALID_NETWORK_SCORE = Byte.MIN_VALUE; - - /** Default number entries to be stored in the {@link LruCache}. */ - private static final int DEFAULT_MAX_CACHE_SIZE = 100; - - // See {@link #CacheListener}. - @Nullable - @GuardedBy("mLock") - private CacheListener mListener; - - private final Context mContext; - private final Object mLock = new Object(); - - // The key is of the form "<ssid>"<bssid> - // TODO: What about SSIDs that can't be encoded as UTF-8? - @GuardedBy("mLock") - private final LruCache<String, ScoredNetwork> mCache; - - public WifiNetworkScoreCache(Context context) { - this(context, null /* listener */); - } - - /** - * Instantiates a WifiNetworkScoreCache. - * - * @param context Application context - * @param listener CacheListener for cache updates - */ - public WifiNetworkScoreCache(Context context, @Nullable CacheListener listener) { - this(context, listener, DEFAULT_MAX_CACHE_SIZE); - } - - public WifiNetworkScoreCache( - Context context, @Nullable CacheListener listener, int maxCacheSize) { - mContext = context.getApplicationContext(); - mListener = listener; - mCache = new LruCache<>(maxCacheSize); - } - - @Override public final void updateScores(List<ScoredNetwork> networks) { - if (networks == null || networks.isEmpty()) { - return; - } - if (DBG) { - Log.d(TAG, "updateScores list size=" + networks.size()); - } - - boolean changed = false; - - synchronized(mLock) { - for (ScoredNetwork network : networks) { - String networkKey = buildNetworkKey(network); - if (networkKey == null) { - if (DBG) { - Log.d(TAG, "Failed to build network key for ScoredNetwork" + network); - } - continue; - } - mCache.put(networkKey, network); - changed = true; - } - - if (mListener != null && changed) { - mListener.post(networks); - } - } - } - - @Override public final void clearScores() { - synchronized (mLock) { - mCache.evictAll(); - } - } - - /** - * Returns whether there is any score info for the given ScanResult. - * - * This includes null-score info, so it should only be used when determining whether to request - * scores from the network scorer. - */ - public boolean isScoredNetwork(ScanResult result) { - return getScoredNetwork(result) != null; - } - - /** - * Returns whether there is a non-null score curve for the given ScanResult. - * - * A null score curve has special meaning - we should never connect to an ephemeral network if - * the score curve is null. - */ - public boolean hasScoreCurve(ScanResult result) { - ScoredNetwork network = getScoredNetwork(result); - return network != null && network.rssiCurve != null; - } - - public int getNetworkScore(ScanResult result) { - int score = INVALID_NETWORK_SCORE; - - ScoredNetwork network = getScoredNetwork(result); - if (network != null && network.rssiCurve != null) { - score = network.rssiCurve.lookupScore(result.level); - if (DBG) { - Log.d(TAG, "getNetworkScore found scored network " + network.networkKey - + " score " + Integer.toString(score) - + " RSSI " + result.level); - } - } - return score; - } - - /** - * Returns the ScoredNetwork metered hint for a given ScanResult. - * - * If there is no ScoredNetwork associated with the ScanResult then false will be returned. - */ - public boolean getMeteredHint(ScanResult result) { - ScoredNetwork network = getScoredNetwork(result); - return network != null && network.meteredHint; - } - - public int getNetworkScore(ScanResult result, boolean isActiveNetwork) { - int score = INVALID_NETWORK_SCORE; - - ScoredNetwork network = getScoredNetwork(result); - if (network != null && network.rssiCurve != null) { - score = network.rssiCurve.lookupScore(result.level, isActiveNetwork); - if (DBG) { - Log.d(TAG, "getNetworkScore found scored network " + network.networkKey - + " score " + Integer.toString(score) - + " RSSI " + result.level - + " isActiveNetwork " + isActiveNetwork); - } - } - return score; - } - - @Nullable - public ScoredNetwork getScoredNetwork(ScanResult result) { - String key = buildNetworkKey(result); - if (key == null) return null; - - synchronized(mLock) { - ScoredNetwork network = mCache.get(key); - return network; - } - } - - /** Returns the ScoredNetwork for the given key. */ - @Nullable - public ScoredNetwork getScoredNetwork(NetworkKey networkKey) { - String key = buildNetworkKey(networkKey); - if (key == null) { - if (DBG) { - Log.d(TAG, "Could not build key string for Network Key: " + networkKey); - } - return null; - } - synchronized (mLock) { - return mCache.get(key); - } - } - - private String buildNetworkKey(ScoredNetwork network) { - if (network == null) { - return null; - } - return buildNetworkKey(network.networkKey); - } - - private String buildNetworkKey(NetworkKey networkKey) { - if (networkKey == null) { - return null; - } - if (networkKey.wifiKey == null) return null; - if (networkKey.type == NetworkKey.TYPE_WIFI) { - String key = networkKey.wifiKey.ssid; - if (key == null) return null; - if (networkKey.wifiKey.bssid != null) { - key = key + networkKey.wifiKey.bssid; - } - return key; - } - return null; - } - - private String buildNetworkKey(ScanResult result) { - if (result == null || result.SSID == null) { - return null; - } - StringBuilder key = new StringBuilder("\""); - key.append(result.SSID); - key.append("\""); - if (result.BSSID != null) { - key.append(result.BSSID); - } - return key.toString(); - } - - @Override protected final void dump(FileDescriptor fd, PrintWriter writer, String[] args) { - mContext.enforceCallingOrSelfPermission(permission.DUMP, TAG); - String header = String.format("WifiNetworkScoreCache (%s/%d)", - mContext.getPackageName(), Process.myUid()); - writer.println(header); - writer.println(" All score curves:"); - synchronized (mLock) { - for (ScoredNetwork score : mCache.snapshot().values()) { - writer.println(" " + score); - } - writer.println(" Network scores for latest ScanResults:"); - WifiManager wifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE); - for (ScanResult scanResult : wifiManager.getScanResults()) { - writer.println( - " " + buildNetworkKey(scanResult) + ": " + getNetworkScore(scanResult)); - } - } - } - - /** Registers a CacheListener instance, replacing the previous listener if it existed. */ - public void registerListener(CacheListener listener) { - synchronized (mLock) { - mListener = listener; - } - } - - /** Removes the registered CacheListener. */ - public void unregisterListener() { - synchronized (mLock) { - mListener = null; - } - } - - /** Listener for updates to the cache inside WifiNetworkScoreCache. */ - public abstract static class CacheListener { - private Handler mHandler; - - /** - * Constructor for CacheListener. - * - * @param handler the Handler on which to invoke the {@link #networkCacheUpdated} method. - * This cannot be null. - */ - public CacheListener(@NonNull Handler handler) { - Objects.requireNonNull(handler); - mHandler = handler; - } - - /** Invokes the {@link #networkCacheUpdated(List<ScoredNetwork>)} method on the handler. */ - void post(List<ScoredNetwork> updatedNetworks) { - mHandler.post(new Runnable() { - @Override - public void run() { - networkCacheUpdated(updatedNetworks); - } - }); - } - - /** - * Invoked whenever the cache is updated. - * - * <p>Clearing the cache does not invoke this method. - * - * @param updatedNetworks the networks that were updated - */ - public abstract void networkCacheUpdated(List<ScoredNetwork> updatedNetworks); - } -} diff --git a/wifi/java/android/net/wifi/nl80211/ChannelSettings.java b/wifi/java/android/net/wifi/nl80211/ChannelSettings.java deleted file mode 100644 index 4c14fd499c28..000000000000 --- a/wifi/java/android/net/wifi/nl80211/ChannelSettings.java +++ /dev/null @@ -1,95 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.os.Parcel; -import android.os.Parcelable; -import android.util.Log; - -import java.util.Objects; - -/** - * ChannelSettings for wificond - * - * @hide - */ -public class ChannelSettings implements Parcelable { - private static final String TAG = "ChannelSettings"; - - public int frequency; - - /** public constructor */ - public ChannelSettings() { } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof ChannelSettings)) { - return false; - } - ChannelSettings channel = (ChannelSettings) rhs; - if (channel == null) { - return false; - } - return frequency == channel.frequency; - } - - /** override hash code */ - @Override - public int hashCode() { - return Objects.hash(frequency); - } - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** - * implement Parcelable interface - * |flags| is ignored. - **/ - @Override - public void writeToParcel(Parcel out, int flags) { - out.writeInt(frequency); - } - - /** implement Parcelable interface */ - public static final Parcelable.Creator<ChannelSettings> CREATOR = - new Parcelable.Creator<ChannelSettings>() { - /** - * Caller is responsible for providing a valid parcel. - */ - @Override - public ChannelSettings createFromParcel(Parcel in) { - ChannelSettings result = new ChannelSettings(); - result.frequency = in.readInt(); - if (in.dataAvail() != 0) { - Log.e(TAG, "Found trailing data after parcel parsing."); - } - - return result; - } - - @Override - public ChannelSettings[] newArray(int size) { - return new ChannelSettings[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/DeviceWiphyCapabilities.java b/wifi/java/android/net/wifi/nl80211/DeviceWiphyCapabilities.java deleted file mode 100644 index bb0cc975a3db..000000000000 --- a/wifi/java/android/net/wifi/nl80211/DeviceWiphyCapabilities.java +++ /dev/null @@ -1,283 +0,0 @@ -/* - * Copyright (C) 2020 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.annotation.NonNull; -import android.annotation.SystemApi; -import android.net.wifi.ScanResult; -import android.net.wifi.WifiAnnotations.ChannelWidth; -import android.net.wifi.WifiAnnotations.WifiStandard; -import android.os.Parcel; -import android.os.Parcelable; -import android.util.Log; - -import java.util.Objects; - -/** - * DeviceWiphyCapabilities for wificond - * - * Contains the WiFi physical layer attributes and capabilities of the device. - * It is used to collect these attributes from the device driver via wificond. - * - * @hide - */ -@SystemApi -public final class DeviceWiphyCapabilities implements Parcelable { - private static final String TAG = "DeviceWiphyCapabilities"; - - private boolean m80211nSupported; - private boolean m80211acSupported; - private boolean m80211axSupported; - private boolean mChannelWidth160MhzSupported; - private boolean mChannelWidth80p80MhzSupported; - private int mMaxNumberTxSpatialStreams; - private int mMaxNumberRxSpatialStreams; - - - /** public constructor */ - public DeviceWiphyCapabilities() { - m80211nSupported = false; - m80211acSupported = false; - m80211axSupported = false; - mChannelWidth160MhzSupported = false; - mChannelWidth80p80MhzSupported = false; - mMaxNumberTxSpatialStreams = 1; - mMaxNumberRxSpatialStreams = 1; - } - - /** - * Get the IEEE 802.11 standard support - * - * @param standard the IEEE 802.11 standard to check on its support. - * valid values from {@link ScanResult}'s {@code WIFI_STANDARD_} - * @return {@code true} if supported, {@code false} otherwise. - */ - public boolean isWifiStandardSupported(@WifiStandard int standard) { - switch (standard) { - case ScanResult.WIFI_STANDARD_LEGACY: - return true; - case ScanResult.WIFI_STANDARD_11N: - return m80211nSupported; - case ScanResult.WIFI_STANDARD_11AC: - return m80211acSupported; - case ScanResult.WIFI_STANDARD_11AX: - return m80211axSupported; - default: - Log.e(TAG, "isWifiStandardSupported called with invalid standard: " + standard); - return false; - } - } - - /** - * Set the IEEE 802.11 standard support - * - * @param standard the IEEE 802.11 standard to set its support. - * valid values from {@link ScanResult}'s {@code WIFI_STANDARD_} - * @param support {@code true} if supported, {@code false} otherwise. - */ - public void setWifiStandardSupport(@WifiStandard int standard, boolean support) { - switch (standard) { - case ScanResult.WIFI_STANDARD_11N: - m80211nSupported = support; - break; - case ScanResult.WIFI_STANDARD_11AC: - m80211acSupported = support; - break; - case ScanResult.WIFI_STANDARD_11AX: - m80211axSupported = support; - break; - default: - Log.e(TAG, "setWifiStandardSupport called with invalid standard: " + standard); - } - } - - /** - * Get the support for channel bandwidth - * - * @param chWidth valid values from {@link ScanResult}'s {@code CHANNEL_WIDTH_} - * - * @return {@code true} if supported, {@code false} otherwise. - */ - public boolean isChannelWidthSupported(@ChannelWidth int chWidth) { - switch (chWidth) { - case ScanResult.CHANNEL_WIDTH_20MHZ: - return true; - case ScanResult.CHANNEL_WIDTH_40MHZ: - return (m80211nSupported || m80211acSupported || m80211axSupported); - case ScanResult.CHANNEL_WIDTH_80MHZ: - return (m80211acSupported || m80211axSupported); - case ScanResult.CHANNEL_WIDTH_160MHZ: - return mChannelWidth160MhzSupported; - case ScanResult.CHANNEL_WIDTH_80MHZ_PLUS_MHZ: - return mChannelWidth80p80MhzSupported; - default: - Log.e(TAG, "isChannelWidthSupported called with invalid channel width: " + chWidth); - } - return false; - } - - /** - * Set support for channel bandwidth - * - * @param chWidth valid values are {@link ScanResult#CHANNEL_WIDTH_160MHZ} and - * {@link ScanResult#CHANNEL_WIDTH_80MHZ_PLUS_MHZ} - * @param support {@code true} if supported, {@code false} otherwise. - * - * @hide - */ - public void setChannelWidthSupported(@ChannelWidth int chWidth, boolean support) { - switch (chWidth) { - case ScanResult.CHANNEL_WIDTH_160MHZ: - mChannelWidth160MhzSupported = support; - break; - case ScanResult.CHANNEL_WIDTH_80MHZ_PLUS_MHZ: - mChannelWidth80p80MhzSupported = support; - break; - default: - Log.e(TAG, "setChannelWidthSupported called with Invalid channel width: " - + chWidth); - } - } - - /** - * Get maximum number of transmit spatial streams - * - * @return number of spatial streams - */ - public int getMaxNumberTxSpatialStreams() { - return mMaxNumberTxSpatialStreams; - } - - /** - * Set maximum number of transmit spatial streams - * - * @param streams number of spatial streams - * - * @hide - */ - public void setMaxNumberTxSpatialStreams(int streams) { - mMaxNumberTxSpatialStreams = streams; - } - - /** - * Get maximum number of receive spatial streams - * - * @return number of streams - */ - public int getMaxNumberRxSpatialStreams() { - return mMaxNumberRxSpatialStreams; - } - - /** - * Set maximum number of receive spatial streams - * - * @param streams number of streams - * - * @hide - */ - public void setMaxNumberRxSpatialStreams(int streams) { - mMaxNumberRxSpatialStreams = streams; - } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof DeviceWiphyCapabilities)) { - return false; - } - DeviceWiphyCapabilities capa = (DeviceWiphyCapabilities) rhs; - - return m80211nSupported == capa.m80211nSupported - && m80211acSupported == capa.m80211acSupported - && m80211axSupported == capa.m80211axSupported - && mChannelWidth160MhzSupported == capa.mChannelWidth160MhzSupported - && mChannelWidth80p80MhzSupported == capa.mChannelWidth80p80MhzSupported - && mMaxNumberTxSpatialStreams == capa.mMaxNumberTxSpatialStreams - && mMaxNumberRxSpatialStreams == capa.mMaxNumberRxSpatialStreams; - } - - /** override hash code */ - @Override - public int hashCode() { - return Objects.hash(m80211nSupported, m80211acSupported, m80211axSupported, - mChannelWidth160MhzSupported, mChannelWidth80p80MhzSupported, - mMaxNumberTxSpatialStreams, mMaxNumberRxSpatialStreams); - } - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** - * implement Parcelable interface - * |flags| is ignored. - */ - @Override - public void writeToParcel(@NonNull Parcel out, int flags) { - out.writeBoolean(m80211nSupported); - out.writeBoolean(m80211acSupported); - out.writeBoolean(m80211axSupported); - out.writeBoolean(mChannelWidth160MhzSupported); - out.writeBoolean(mChannelWidth80p80MhzSupported); - out.writeInt(mMaxNumberTxSpatialStreams); - out.writeInt(mMaxNumberRxSpatialStreams); - } - - @Override - public String toString() { - StringBuilder sb = new StringBuilder(); - sb.append("m80211nSupported:").append(m80211nSupported ? "Yes" : "No"); - sb.append("m80211acSupported:").append(m80211acSupported ? "Yes" : "No"); - sb.append("m80211axSupported:").append(m80211axSupported ? "Yes" : "No"); - sb.append("mChannelWidth160MhzSupported: ") - .append(mChannelWidth160MhzSupported ? "Yes" : "No"); - sb.append("mChannelWidth80p80MhzSupported: ") - .append(mChannelWidth80p80MhzSupported ? "Yes" : "No"); - sb.append("mMaxNumberTxSpatialStreams: ").append(mMaxNumberTxSpatialStreams); - sb.append("mMaxNumberRxSpatialStreams: ").append(mMaxNumberRxSpatialStreams); - - return sb.toString(); - } - - /** implement Parcelable interface */ - public static final @NonNull Parcelable.Creator<DeviceWiphyCapabilities> CREATOR = - new Parcelable.Creator<DeviceWiphyCapabilities>() { - /** - * Caller is responsible for providing a valid parcel. - */ - @Override - public DeviceWiphyCapabilities createFromParcel(Parcel in) { - DeviceWiphyCapabilities capabilities = new DeviceWiphyCapabilities(); - capabilities.m80211nSupported = in.readBoolean(); - capabilities.m80211acSupported = in.readBoolean(); - capabilities.m80211axSupported = in.readBoolean(); - capabilities.mChannelWidth160MhzSupported = in.readBoolean(); - capabilities.mChannelWidth80p80MhzSupported = in.readBoolean(); - capabilities.mMaxNumberTxSpatialStreams = in.readInt(); - capabilities.mMaxNumberRxSpatialStreams = in.readInt(); - return capabilities; - } - - @Override - public DeviceWiphyCapabilities[] newArray(int size) { - return new DeviceWiphyCapabilities[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/HiddenNetwork.java b/wifi/java/android/net/wifi/nl80211/HiddenNetwork.java deleted file mode 100644 index b1475b2c7b43..000000000000 --- a/wifi/java/android/net/wifi/nl80211/HiddenNetwork.java +++ /dev/null @@ -1,87 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.os.Parcel; -import android.os.Parcelable; - -import java.util.Arrays; - -/** - * HiddenNetwork for wificond - * - * @hide - */ -public class HiddenNetwork implements Parcelable { - private static final String TAG = "HiddenNetwork"; - - public byte[] ssid; - - /** public constructor */ - public HiddenNetwork() { } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof HiddenNetwork)) { - return false; - } - HiddenNetwork network = (HiddenNetwork) rhs; - return Arrays.equals(ssid, network.ssid); - } - - /** override hash code */ - @Override - public int hashCode() { - return Arrays.hashCode(ssid); - } - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** - * implement Parcelable interface - * |flags| is ignored. - */ - @Override - public void writeToParcel(Parcel out, int flags) { - out.writeByteArray(ssid); - } - - /** implement Parcelable interface */ - public static final Parcelable.Creator<HiddenNetwork> CREATOR = - new Parcelable.Creator<HiddenNetwork>() { - /** - * Caller is responsible for providing a valid parcel. - */ - @Override - public HiddenNetwork createFromParcel(Parcel in) { - HiddenNetwork result = new HiddenNetwork(); - result.ssid = in.createByteArray(); - return result; - } - - @Override - public HiddenNetwork[] newArray(int size) { - return new HiddenNetwork[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/NativeScanResult.java b/wifi/java/android/net/wifi/nl80211/NativeScanResult.java deleted file mode 100644 index a8e999973fe8..000000000000 --- a/wifi/java/android/net/wifi/nl80211/NativeScanResult.java +++ /dev/null @@ -1,310 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.annotation.IntDef; -import android.annotation.NonNull; -import android.annotation.Nullable; -import android.annotation.SystemApi; -import android.net.MacAddress; -import android.os.Parcel; -import android.os.Parcelable; -import android.util.Log; - -import com.android.internal.annotations.VisibleForTesting; - -import java.lang.annotation.Retention; -import java.lang.annotation.RetentionPolicy; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.List; - -/** - * Raw scan result data from the wificond daemon. - * - * @hide - */ -@SystemApi -public final class NativeScanResult implements Parcelable { - private static final String TAG = "NativeScanResult"; - - /** @hide */ - @VisibleForTesting - public byte[] ssid; - /** @hide */ - @VisibleForTesting - public byte[] bssid; - /** @hide */ - @VisibleForTesting - public byte[] infoElement; - /** @hide */ - @VisibleForTesting - public int frequency; - /** @hide */ - @VisibleForTesting - public int signalMbm; - /** @hide */ - @VisibleForTesting - public long tsf; - /** @hide */ - @VisibleForTesting - @BssCapabilityBits public int capability; - /** @hide */ - @VisibleForTesting - public boolean associated; - /** @hide */ - @VisibleForTesting - public List<RadioChainInfo> radioChainInfos; - - /** - * Returns the SSID raw byte array of the AP represented by this scan result. - * - * @return A byte array. - */ - @NonNull public byte[] getSsid() { - return ssid; - } - - /** - * Returns the MAC address (BSSID) of the AP represented by this scan result. - * - * @return a MacAddress or null on error. - */ - @Nullable public MacAddress getBssid() { - try { - return MacAddress.fromBytes(bssid); - } catch (IllegalArgumentException e) { - Log.e(TAG, "Illegal argument " + Arrays.toString(bssid), e); - return null; - } - } - - /** - * Returns the raw bytes of the information element advertised by the AP represented by this - * scan result. - * - * @return A byte array, possibly null or containing an invalid TLV configuration. - */ - @NonNull public byte[] getInformationElements() { - return infoElement; - } - - /** - * Returns the frequency (in MHz) on which the AP represented by this scan result was observed. - * - * @return The frequency in MHz. - */ - public int getFrequencyMhz() { - return frequency; - } - - /** - * Return the signal strength of probe response/beacon in (100 * dBm). - * - * @return Signal strenght in (100 * dBm). - */ - public int getSignalMbm() { - return signalMbm; - } - - /** - * Return the TSF (Timing Synchronization Function) of the received probe response/beacon. - * @return - */ - public long getTsf() { - return tsf; - } - - /** - * Return a boolean indicating whether or not we're associated to the AP represented by this - * scan result. - * - * @return A boolean indicating association. - */ - public boolean isAssociated() { - return associated; - } - - /** @hide */ - @Retention(RetentionPolicy.SOURCE) - @IntDef(flag = true, prefix = {"BSS_CAPABILITY_"}, - value = {BSS_CAPABILITY_ESS, - BSS_CAPABILITY_IBSS, - BSS_CAPABILITY_CF_POLLABLE, - BSS_CAPABILITY_CF_POLL_REQUEST, - BSS_CAPABILITY_PRIVACY, - BSS_CAPABILITY_SHORT_PREAMBLE, - BSS_CAPABILITY_PBCC, - BSS_CAPABILITY_CHANNEL_AGILITY, - BSS_CAPABILITY_SPECTRUM_MANAGEMENT, - BSS_CAPABILITY_QOS, - BSS_CAPABILITY_SHORT_SLOT_TIME, - BSS_CAPABILITY_APSD, - BSS_CAPABILITY_RADIO_MANAGEMENT, - BSS_CAPABILITY_DSSS_OFDM, - BSS_CAPABILITY_DELAYED_BLOCK_ACK, - BSS_CAPABILITY_IMMEDIATE_BLOCK_ACK - }) - public @interface BssCapabilityBits { } - - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): ESS. - */ - public static final int BSS_CAPABILITY_ESS = 0x1 << 0; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): IBSS. - */ - public static final int BSS_CAPABILITY_IBSS = 0x1 << 1; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): CF Pollable. - */ - public static final int BSS_CAPABILITY_CF_POLLABLE = 0x1 << 2; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): CF-Poll Request. - */ - public static final int BSS_CAPABILITY_CF_POLL_REQUEST = 0x1 << 3; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Privacy. - */ - public static final int BSS_CAPABILITY_PRIVACY = 0x1 << 4; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Short Preamble. - */ - public static final int BSS_CAPABILITY_SHORT_PREAMBLE = 0x1 << 5; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): PBCC. - */ - public static final int BSS_CAPABILITY_PBCC = 0x1 << 6; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Channel Agility. - */ - public static final int BSS_CAPABILITY_CHANNEL_AGILITY = 0x1 << 7; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Spectrum Management. - */ - public static final int BSS_CAPABILITY_SPECTRUM_MANAGEMENT = 0x1 << 8; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): QoS. - */ - public static final int BSS_CAPABILITY_QOS = 0x1 << 9; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Short Slot Time. - */ - public static final int BSS_CAPABILITY_SHORT_SLOT_TIME = 0x1 << 10; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): APSD. - */ - public static final int BSS_CAPABILITY_APSD = 0x1 << 11; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Radio Management. - */ - public static final int BSS_CAPABILITY_RADIO_MANAGEMENT = 0x1 << 12; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): DSSS-OFDM. - */ - public static final int BSS_CAPABILITY_DSSS_OFDM = 0x1 << 13; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Delayed Block Ack. - */ - public static final int BSS_CAPABILITY_DELAYED_BLOCK_ACK = 0x1 << 14; - /** - * BSS capability bit (see IEEE Std 802.11: 9.4.1.4): Immediate Block Ack. - */ - public static final int BSS_CAPABILITY_IMMEDIATE_BLOCK_ACK = 0x1 << 15; - - /** - * Returns the capabilities of the AP repseresented by this scan result as advertised in the - * received probe response or beacon. - * - * This is a bit mask describing the capabilities of a BSS. See IEEE Std 802.11: 9.4.1.4: one - * of the {@code BSS_CAPABILITY_*} flags. - * - * @return a bit mask of capabilities. - */ - @BssCapabilityBits public int getCapabilities() { - return capability; - } - - /** - * Returns details of the signal received on each radio chain for the AP represented by this - * scan result in a list of {@link RadioChainInfo} elements. - * - * @return A list of {@link RadioChainInfo} - possibly empty in case of error. - */ - @NonNull public List<RadioChainInfo> getRadioChainInfos() { - return radioChainInfos; - } - - /** - * Construct an empty native scan result. - */ - public NativeScanResult() { } - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** implement Parcelable interface */ - @Override - public void writeToParcel(@NonNull Parcel out, int flags) { - out.writeByteArray(ssid); - out.writeByteArray(bssid); - out.writeByteArray(infoElement); - out.writeInt(frequency); - out.writeInt(signalMbm); - out.writeLong(tsf); - out.writeInt(capability); - out.writeInt(associated ? 1 : 0); - out.writeTypedList(radioChainInfos); - } - - /** implement Parcelable interface */ - @NonNull public static final Parcelable.Creator<NativeScanResult> CREATOR = - new Parcelable.Creator<NativeScanResult>() { - @Override - public NativeScanResult createFromParcel(Parcel in) { - NativeScanResult result = new NativeScanResult(); - result.ssid = in.createByteArray(); - if (result.ssid == null) { - result.ssid = new byte[0]; - } - result.bssid = in.createByteArray(); - if (result.bssid == null) { - result.bssid = new byte[0]; - } - result.infoElement = in.createByteArray(); - if (result.infoElement == null) { - result.infoElement = new byte[0]; - } - result.frequency = in.readInt(); - result.signalMbm = in.readInt(); - result.tsf = in.readLong(); - result.capability = in.readInt(); - result.associated = (in.readInt() != 0); - result.radioChainInfos = new ArrayList<>(); - in.readTypedList(result.radioChainInfos, RadioChainInfo.CREATOR); - return result; - } - - @Override - public NativeScanResult[] newArray(int size) { - return new NativeScanResult[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/NativeWifiClient.java b/wifi/java/android/net/wifi/nl80211/NativeWifiClient.java deleted file mode 100644 index 984d7d034302..000000000000 --- a/wifi/java/android/net/wifi/nl80211/NativeWifiClient.java +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (C) 2019 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.annotation.NonNull; -import android.annotation.Nullable; -import android.annotation.SystemApi; -import android.net.MacAddress; -import android.os.Parcel; -import android.os.Parcelable; - -import java.util.Objects; - -/** - * Structure providing information about clients (STAs) associated with a SoftAp. - * - * @hide - */ -@SystemApi -public final class NativeWifiClient implements Parcelable { - private final MacAddress mMacAddress; - - /** - * The MAC address of the client (STA) represented by this object. The MAC address may be null - * in case of an error. - */ - @Nullable public MacAddress getMacAddress() { - return mMacAddress; - } - - /** - * Construct a native Wi-Fi client. - */ - public NativeWifiClient(@Nullable MacAddress macAddress) { - this.mMacAddress = macAddress; - } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof NativeWifiClient)) { - return false; - } - NativeWifiClient other = (NativeWifiClient) rhs; - return Objects.equals(mMacAddress, other.mMacAddress); - } - - /** override hash code */ - @Override - public int hashCode() { - return mMacAddress.hashCode(); - } - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** - * implement Parcelable interface - * |flag| is ignored. - */ - @Override - public void writeToParcel(@NonNull Parcel out, int flags) { - out.writeByteArray(mMacAddress.toByteArray()); - } - - /** implement Parcelable interface */ - @NonNull public static final Parcelable.Creator<NativeWifiClient> CREATOR = - new Parcelable.Creator<NativeWifiClient>() { - @Override - public NativeWifiClient createFromParcel(Parcel in) { - MacAddress macAddress; - try { - macAddress = MacAddress.fromBytes(in.createByteArray()); - } catch (IllegalArgumentException e) { - macAddress = null; - } - return new NativeWifiClient(macAddress); - } - - @Override - public NativeWifiClient[] newArray(int size) { - return new NativeWifiClient[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/PnoNetwork.java b/wifi/java/android/net/wifi/nl80211/PnoNetwork.java deleted file mode 100644 index e8eff09583b9..000000000000 --- a/wifi/java/android/net/wifi/nl80211/PnoNetwork.java +++ /dev/null @@ -1,171 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.annotation.NonNull; -import android.annotation.SystemApi; -import android.os.Parcel; -import android.os.Parcelable; - -import java.util.Arrays; -import java.util.Objects; - -/** - * Configuration for a PNO (preferred network offload) network used in {@link PnoSettings}. A PNO - * network allows configuration of a specific network to search for. - * - * @hide - */ -@SystemApi -public final class PnoNetwork implements Parcelable { - private boolean mIsHidden; - private byte[] mSsid; - private int[] mFrequencies; - - /** - * Indicates whether the PNO network configuration is for a hidden SSID - i.e. a network which - * does not broadcast its SSID and must be queried explicitly. - * - * @return True if the configuration is for a hidden network, false otherwise. - */ - public boolean isHidden() { - return mIsHidden; - } - - /** - * Configure whether the PNO network configuration is for a hidden SSID - i.e. a network which - * does not broadcast its SSID and must be queried explicitly. - * - * @param isHidden True if the configuration is for a hidden network, false otherwise. - */ - public void setHidden(boolean isHidden) { - mIsHidden = isHidden; - } - - /** - * Get the raw bytes for the SSID of the PNO network being scanned for. - * - * @return A byte array. - */ - @NonNull public byte[] getSsid() { - return mSsid; - } - - /** - * Set the raw bytes for the SSID of the PNO network being scanned for. - * - * @param ssid A byte array. - */ - public void setSsid(@NonNull byte[] ssid) { - if (ssid == null) { - throw new IllegalArgumentException("null argument"); - } - this.mSsid = ssid; - } - - /** - * Get the frequencies (in MHz) on which to PNO scan for the current network is being searched - * for. A null return (i.e. no frequencies configured) indicates that the network is search for - * on all supported frequencies. - * - * @return A array of frequencies (in MHz), a null indicates no configured frequencies. - */ - @NonNull public int[] getFrequenciesMhz() { - return mFrequencies; - } - - /** - * Set the frequencies (in MHz) on which to PNO scan for the current network is being searched - * for. A null configuration (i.e. no frequencies configured) indicates that the network is - * search for on all supported frequencies. - * - * @param frequenciesMhz an array of frequencies (in MHz), null indicating no configured - * frequencies. - */ - public void setFrequenciesMhz(@NonNull int[] frequenciesMhz) { - if (frequenciesMhz == null) { - throw new IllegalArgumentException("null argument"); - } - this.mFrequencies = frequenciesMhz; - } - - /** Construct an uninitialized PnoNetwork object */ - public PnoNetwork() { } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof PnoNetwork)) { - return false; - } - PnoNetwork network = (PnoNetwork) rhs; - return Arrays.equals(mSsid, network.mSsid) - && Arrays.equals(mFrequencies, network.mFrequencies) - && mIsHidden == network.mIsHidden; - } - - /** override hash code */ - @Override - public int hashCode() { - return Objects.hash( - mIsHidden, - Arrays.hashCode(mSsid), - Arrays.hashCode(mFrequencies)); - } - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** - * implement Parcelable interface - * |flag| is ignored. - */ - @Override - public void writeToParcel(@NonNull Parcel out, int flags) { - out.writeInt(mIsHidden ? 1 : 0); - out.writeByteArray(mSsid); - out.writeIntArray(mFrequencies); - } - - /** implement Parcelable interface */ - @NonNull public static final Parcelable.Creator<PnoNetwork> CREATOR = - new Parcelable.Creator<PnoNetwork>() { - @Override - public PnoNetwork createFromParcel(Parcel in) { - PnoNetwork result = new PnoNetwork(); - result.mIsHidden = in.readInt() != 0 ? true : false; - result.mSsid = in.createByteArray(); - if (result.mSsid == null) { - result.mSsid = new byte[0]; - } - result.mFrequencies = in.createIntArray(); - if (result.mFrequencies == null) { - result.mFrequencies = new int[0]; - } - return result; - } - - @Override - public PnoNetwork[] newArray(int size) { - return new PnoNetwork[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/PnoSettings.java b/wifi/java/android/net/wifi/nl80211/PnoSettings.java deleted file mode 100644 index 00ebe624ba0d..000000000000 --- a/wifi/java/android/net/wifi/nl80211/PnoSettings.java +++ /dev/null @@ -1,209 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.annotation.DurationMillisLong; -import android.annotation.NonNull; -import android.annotation.SystemApi; -import android.os.Parcel; -import android.os.Parcelable; - -import java.util.ArrayList; -import java.util.List; -import java.util.Objects; - -/** - * Configuration for a PNO (preferred network offload). A mechanism by which scans are offloaded - * from the host device to the Wi-Fi chip. - * - * @hide - */ -@SystemApi -public final class PnoSettings implements Parcelable { - private long mIntervalMs; - private int mMin2gRssi; - private int mMin5gRssi; - private int mMin6gRssi; - private List<PnoNetwork> mPnoNetworks; - - /** Construct an uninitialized PnoSettings object */ - public PnoSettings() { } - - /** - * Get the requested PNO scan interval in milliseconds. - * - * @return An interval in milliseconds. - */ - public @DurationMillisLong long getIntervalMillis() { - return mIntervalMs; - } - - /** - * Set the requested PNO scan interval in milliseconds. - * - * @param intervalMillis An interval in milliseconds. - */ - public void setIntervalMillis(@DurationMillisLong long intervalMillis) { - this.mIntervalMs = intervalMillis; - } - - /** - * Get the requested minimum RSSI threshold (in dBm) for APs to report in scan results in the - * 2.4GHz band. - * - * @return An RSSI value in dBm. - */ - public int getMin2gRssiDbm() { - return mMin2gRssi; - } - - /** - * Set the requested minimum RSSI threshold (in dBm) for APs to report in scan scan results in - * the 2.4GHz band. - * - * @param min2gRssiDbm An RSSI value in dBm. - */ - public void setMin2gRssiDbm(int min2gRssiDbm) { - this.mMin2gRssi = min2gRssiDbm; - } - - /** - * Get the requested minimum RSSI threshold (in dBm) for APs to report in scan results in the - * 5GHz band. - * - * @return An RSSI value in dBm. - */ - public int getMin5gRssiDbm() { - return mMin5gRssi; - } - - /** - * Set the requested minimum RSSI threshold (in dBm) for APs to report in scan scan results in - * the 5GHz band. - * - * @param min5gRssiDbm An RSSI value in dBm. - */ - public void setMin5gRssiDbm(int min5gRssiDbm) { - this.mMin5gRssi = min5gRssiDbm; - } - - /** - * Get the requested minimum RSSI threshold (in dBm) for APs to report in scan results in the - * 6GHz band. - * - * @return An RSSI value in dBm. - */ - public int getMin6gRssiDbm() { - return mMin6gRssi; - } - - /** - * Set the requested minimum RSSI threshold (in dBm) for APs to report in scan scan results in - * the 6GHz band. - * - * @param min6gRssiDbm An RSSI value in dBm. - */ - public void setMin6gRssiDbm(int min6gRssiDbm) { - this.mMin6gRssi = min6gRssiDbm; - } - - /** - * Return the configured list of specific networks to search for in a PNO scan. - * - * @return A list of {@link PnoNetwork} objects, possibly empty if non configured. - */ - @NonNull public List<PnoNetwork> getPnoNetworks() { - return mPnoNetworks; - } - - /** - * Set the list of specified networks to scan for in a PNO scan. The networks (APs) are - * specified using {@link PnoNetwork}s. An empty list indicates that all networks are scanned - * for. - * - * @param pnoNetworks A (possibly empty) list of {@link PnoNetwork} objects. - */ - public void setPnoNetworks(@NonNull List<PnoNetwork> pnoNetworks) { - this.mPnoNetworks = pnoNetworks; - } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof PnoSettings)) { - return false; - } - PnoSettings settings = (PnoSettings) rhs; - if (settings == null) { - return false; - } - return mIntervalMs == settings.mIntervalMs - && mMin2gRssi == settings.mMin2gRssi - && mMin5gRssi == settings.mMin5gRssi - && mMin6gRssi == settings.mMin6gRssi - && mPnoNetworks.equals(settings.mPnoNetworks); - } - - /** override hash code */ - @Override - public int hashCode() { - return Objects.hash(mIntervalMs, mMin2gRssi, mMin5gRssi, mMin6gRssi, mPnoNetworks); - } - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** - * implement Parcelable interface - * |flag| is ignored. - **/ - @Override - public void writeToParcel(@NonNull Parcel out, int flags) { - out.writeLong(mIntervalMs); - out.writeInt(mMin2gRssi); - out.writeInt(mMin5gRssi); - out.writeInt(mMin6gRssi); - out.writeTypedList(mPnoNetworks); - } - - /** implement Parcelable interface */ - @NonNull public static final Parcelable.Creator<PnoSettings> CREATOR = - new Parcelable.Creator<PnoSettings>() { - @Override - public PnoSettings createFromParcel(Parcel in) { - PnoSettings result = new PnoSettings(); - result.mIntervalMs = in.readLong(); - result.mMin2gRssi = in.readInt(); - result.mMin5gRssi = in.readInt(); - result.mMin6gRssi = in.readInt(); - - result.mPnoNetworks = new ArrayList<>(); - in.readTypedList(result.mPnoNetworks, PnoNetwork.CREATOR); - - return result; - } - - @Override - public PnoSettings[] newArray(int size) { - return new PnoSettings[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/RadioChainInfo.java b/wifi/java/android/net/wifi/nl80211/RadioChainInfo.java deleted file mode 100644 index 2c12163dc9a1..000000000000 --- a/wifi/java/android/net/wifi/nl80211/RadioChainInfo.java +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.annotation.NonNull; -import android.annotation.SystemApi; -import android.os.Parcel; -import android.os.Parcelable; - -import com.android.internal.annotations.VisibleForTesting; - -import java.util.Objects; - -/** - * A class representing the radio chains of the Wi-Fi modems. Use to provide raw information about - * signals received on different radio chains. - * - * @hide - */ -@SystemApi -public final class RadioChainInfo implements Parcelable { - private static final String TAG = "RadioChainInfo"; - - /** @hide */ - @VisibleForTesting - public int chainId; - /** @hide */ - @VisibleForTesting - public int level; - - /** - * Return an identifier for this radio chain. This is an arbitrary ID which is consistent for - * the same device. - * - * @return The radio chain ID. - */ - public int getChainId() { - return chainId; - } - - /** - * Returns the detected signal level on this radio chain in dBm (aka RSSI). - * - * @return A signal level in dBm. - */ - public int getLevelDbm() { - return level; - } - - /** - * Construct a RadioChainInfo. - */ - public RadioChainInfo(int chainId, int level) { - this.chainId = chainId; - this.level = level; - } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof RadioChainInfo)) { - return false; - } - RadioChainInfo chainInfo = (RadioChainInfo) rhs; - if (chainInfo == null) { - return false; - } - return chainId == chainInfo.chainId && level == chainInfo.level; - } - - /** override hash code */ - @Override - public int hashCode() { - return Objects.hash(chainId, level); - } - - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - /** - * implement Parcelable interface - * |flags| is ignored. - */ - @Override - public void writeToParcel(@NonNull Parcel out, int flags) { - out.writeInt(chainId); - out.writeInt(level); - } - - /** implement Parcelable interface */ - @NonNull public static final Parcelable.Creator<RadioChainInfo> CREATOR = - new Parcelable.Creator<RadioChainInfo>() { - /** - * Caller is responsible for providing a valid parcel. - */ - @Override - public RadioChainInfo createFromParcel(Parcel in) { - return new RadioChainInfo(in.readInt(), in.readInt()); - } - - @Override - public RadioChainInfo[] newArray(int size) { - return new RadioChainInfo[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/SingleScanSettings.java b/wifi/java/android/net/wifi/nl80211/SingleScanSettings.java deleted file mode 100644 index 24b1854fbf6c..000000000000 --- a/wifi/java/android/net/wifi/nl80211/SingleScanSettings.java +++ /dev/null @@ -1,118 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.os.Parcel; -import android.os.Parcelable; -import android.util.Log; - -import java.util.ArrayList; -import java.util.Objects; - -/** - * SingleScanSettings for wificond - * - * @hide - */ -public class SingleScanSettings implements Parcelable { - private static final String TAG = "SingleScanSettings"; - - public int scanType; - public ArrayList<ChannelSettings> channelSettings; - public ArrayList<HiddenNetwork> hiddenNetworks; - - /** public constructor */ - public SingleScanSettings() { } - - /** override comparator */ - @Override - public boolean equals(Object rhs) { - if (this == rhs) return true; - if (!(rhs instanceof SingleScanSettings)) { - return false; - } - SingleScanSettings settings = (SingleScanSettings) rhs; - if (settings == null) { - return false; - } - return scanType == settings.scanType - && channelSettings.equals(settings.channelSettings) - && hiddenNetworks.equals(settings.hiddenNetworks); - } - - /** override hash code */ - @Override - public int hashCode() { - return Objects.hash(scanType, channelSettings, hiddenNetworks); - } - - - /** implement Parcelable interface */ - @Override - public int describeContents() { - return 0; - } - - private static boolean isValidScanType(int scanType) { - return scanType == IWifiScannerImpl.SCAN_TYPE_LOW_SPAN - || scanType == IWifiScannerImpl.SCAN_TYPE_LOW_POWER - || scanType == IWifiScannerImpl.SCAN_TYPE_HIGH_ACCURACY; - } - - /** - * implement Parcelable interface - * |flags| is ignored. - */ - @Override - public void writeToParcel(Parcel out, int flags) { - if (!isValidScanType(scanType)) { - Log.wtf(TAG, "Invalid scan type " + scanType); - } - out.writeInt(scanType); - out.writeTypedList(channelSettings); - out.writeTypedList(hiddenNetworks); - } - - /** implement Parcelable interface */ - public static final Parcelable.Creator<SingleScanSettings> CREATOR = - new Parcelable.Creator<SingleScanSettings>() { - /** - * Caller is responsible for providing a valid parcel. - */ - @Override - public SingleScanSettings createFromParcel(Parcel in) { - SingleScanSettings result = new SingleScanSettings(); - result.scanType = in.readInt(); - if (!isValidScanType(result.scanType)) { - Log.wtf(TAG, "Invalid scan type " + result.scanType); - } - result.channelSettings = new ArrayList<ChannelSettings>(); - in.readTypedList(result.channelSettings, ChannelSettings.CREATOR); - result.hiddenNetworks = new ArrayList<HiddenNetwork>(); - in.readTypedList(result.hiddenNetworks, HiddenNetwork.CREATOR); - if (in.dataAvail() != 0) { - Log.e(TAG, "Found trailing data after parcel parsing."); - } - return result; - } - - @Override - public SingleScanSettings[] newArray(int size) { - return new SingleScanSettings[size]; - } - }; -} diff --git a/wifi/java/android/net/wifi/nl80211/WifiNl80211Manager.java b/wifi/java/android/net/wifi/nl80211/WifiNl80211Manager.java deleted file mode 100644 index 4116234c4c8d..000000000000 --- a/wifi/java/android/net/wifi/nl80211/WifiNl80211Manager.java +++ /dev/null @@ -1,1287 +0,0 @@ -/* - * Copyright (C) 2017 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.net.wifi.nl80211; - -import android.annotation.CallbackExecutor; -import android.annotation.IntDef; -import android.annotation.NonNull; -import android.annotation.Nullable; -import android.annotation.SystemApi; -import android.annotation.SystemService; -import android.app.AlarmManager; -import android.content.Context; -import android.net.wifi.SoftApInfo; -import android.net.wifi.WifiAnnotations; -import android.net.wifi.WifiScanner; -import android.os.Binder; -import android.os.Handler; -import android.os.IBinder; -import android.os.RemoteException; -import android.os.ServiceManager; -import android.os.SystemClock; -import android.util.Log; - -import com.android.internal.annotations.VisibleForTesting; - -import java.lang.annotation.Retention; -import java.lang.annotation.RetentionPolicy; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.HashMap; -import java.util.List; -import java.util.Map; -import java.util.Set; -import java.util.concurrent.Executor; -import java.util.concurrent.atomic.AtomicBoolean; - -/** - * This class encapsulates the interface the wificond daemon presents to the Wi-Fi framework - used - * to encapsulate the Wi-Fi 80211nl management interface. The - * interface is only for use by the Wi-Fi framework and access is protected by SELinux permissions. - * - * @hide - */ -@SystemApi -@SystemService(Context.WIFI_NL80211_SERVICE) -public class WifiNl80211Manager { - private static final String TAG = "WifiNl80211Manager"; - private boolean mVerboseLoggingEnabled = false; - - /** - * The {@link #sendMgmtFrame(String, byte[], int, Executor, SendMgmtFrameCallback)} - * timeout, in milliseconds, after which - * {@link SendMgmtFrameCallback#onFailure(int)} will be called with reason - * {@link #SEND_MGMT_FRAME_ERROR_TIMEOUT}. - */ - private static final int SEND_MGMT_FRAME_TIMEOUT_MS = 1000; - - private static final String TIMEOUT_ALARM_TAG = TAG + " Send Management Frame Timeout"; - - /** @hide */ - @Retention(RetentionPolicy.SOURCE) - @IntDef(prefix = {"SCAN_TYPE_"}, - value = {SCAN_TYPE_SINGLE_SCAN, - SCAN_TYPE_PNO_SCAN}) - public @interface ScanResultType {} - - /** - * Specifies a scan type: single scan initiated by the framework. Can be used in - * {@link #getScanResults(String, int)} to specify the type of scan result to fetch. - */ - public static final int SCAN_TYPE_SINGLE_SCAN = 0; - - /** - * Specifies a scan type: PNO scan. Can be used in {@link #getScanResults(String, int)} to - * specify the type of scan result to fetch. - */ - public static final int SCAN_TYPE_PNO_SCAN = 1; - - private AlarmManager mAlarmManager; - private Handler mEventHandler; - - // Cached wificond binder handlers. - private IWificond mWificond; - private HashMap<String, IClientInterface> mClientInterfaces = new HashMap<>(); - private HashMap<String, IApInterface> mApInterfaces = new HashMap<>(); - private HashMap<String, IWifiScannerImpl> mWificondScanners = new HashMap<>(); - private HashMap<String, IScanEvent> mScanEventHandlers = new HashMap<>(); - private HashMap<String, IPnoScanEvent> mPnoScanEventHandlers = new HashMap<>(); - private HashMap<String, IApInterfaceEventCallback> mApInterfaceListeners = new HashMap<>(); - private Runnable mDeathEventHandler; - /** - * Ensures that no more than one sendMgmtFrame operation runs concurrently. - */ - private AtomicBoolean mSendMgmtFrameInProgress = new AtomicBoolean(false); - - /** - * Interface used when waiting for scans to be completed (with results). - */ - public interface ScanEventCallback { - /** - * Called when scan results are available. Scans results should then be obtained from - * {@link #getScanResults(String, int)}. - */ - void onScanResultReady(); - - /** - * Called when a scan has failed. - */ - void onScanFailed(); - } - - /** - * Interface for a callback to provide information about PNO scan request requested with - * {@link #startPnoScan(String, PnoSettings, Executor, PnoScanRequestCallback)}. Note that the - * callback are for the status of the request - not the scan itself. The results of the scan - * are returned with {@link ScanEventCallback}. - */ - public interface PnoScanRequestCallback { - /** - * Called when a PNO scan request has been successfully submitted. - */ - void onPnoRequestSucceeded(); - - /** - * Called when a PNO scan request fails. - */ - void onPnoRequestFailed(); - } - - private class ScanEventHandler extends IScanEvent.Stub { - private Executor mExecutor; - private ScanEventCallback mCallback; - - ScanEventHandler(@NonNull Executor executor, @NonNull ScanEventCallback callback) { - mExecutor = executor; - mCallback = callback; - } - - @Override - public void OnScanResultReady() { - Log.d(TAG, "Scan result ready event"); - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mCallback.onScanResultReady()); - } - - @Override - public void OnScanFailed() { - Log.d(TAG, "Scan failed event"); - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mCallback.onScanFailed()); - } - } - - /** - * Result of a signal poll requested using {@link #signalPoll(String)}. - */ - public static class SignalPollResult { - /** @hide */ - public SignalPollResult(int currentRssiDbm, int txBitrateMbps, int rxBitrateMbps, - int associationFrequencyMHz) { - this.currentRssiDbm = currentRssiDbm; - this.txBitrateMbps = txBitrateMbps; - this.rxBitrateMbps = rxBitrateMbps; - this.associationFrequencyMHz = associationFrequencyMHz; - } - - /** - * RSSI value in dBM. - */ - public final int currentRssiDbm; - - /** - * Transmission bit rate in Mbps. - */ - public final int txBitrateMbps; - - /** - * Last received packet bit rate in Mbps. - */ - public final int rxBitrateMbps; - - /** - * Association frequency in MHz. - */ - public final int associationFrequencyMHz; - } - - /** - * Transmission counters obtained using {@link #getTxPacketCounters(String)}. - */ - public static class TxPacketCounters { - /** @hide */ - public TxPacketCounters(int txPacketSucceeded, int txPacketFailed) { - this.txPacketSucceeded = txPacketSucceeded; - this.txPacketFailed = txPacketFailed; - } - - /** - * Number of successfully transmitted packets. - */ - public final int txPacketSucceeded; - - /** - * Number of packet transmission failures. - */ - public final int txPacketFailed; - } - - /** - * Callbacks for SoftAp interface registered using - * {@link #registerApCallback(String, Executor, SoftApCallback)}. - */ - public interface SoftApCallback { - /** - * Invoked when there is a fatal failure and the SoftAp is shutdown. - */ - void onFailure(); - - /** - * Invoked when there is a change in the associated station (STA). - * @param client Information about the client whose status has changed. - * @param isConnected Indication as to whether the client is connected (true), or - * disconnected (false). - */ - void onConnectedClientsChanged(@NonNull NativeWifiClient client, boolean isConnected); - - /** - * Invoked when a channel switch event happens - i.e. the SoftAp is moved to a different - * channel. Also called on initial registration. - * @param frequencyMhz The new frequency of the SoftAp. A value of 0 is invalid and is an - * indication that the SoftAp is not enabled. - * @param bandwidth The new bandwidth of the SoftAp. - */ - void onSoftApChannelSwitched(int frequencyMhz, @WifiAnnotations.Bandwidth int bandwidth); - } - - /** - * Callback to notify the results of a - * {@link #sendMgmtFrame(String, byte[], int, Executor, SendMgmtFrameCallback)} call. - * Note: no callbacks will be triggered if the interface dies while sending a frame. - */ - public interface SendMgmtFrameCallback { - /** - * Called when the management frame was successfully sent and ACKed by the recipient. - * @param elapsedTimeMs The elapsed time between when the management frame was sent and when - * the ACK was processed, in milliseconds, as measured by wificond. - * This includes the time that the send frame spent queuing before it - * was sent, any firmware retries, and the time the received ACK spent - * queuing before it was processed. - */ - void onAck(int elapsedTimeMs); - - /** - * Called when the send failed. - * @param reason The error code for the failure. - */ - void onFailure(@SendMgmtFrameError int reason); - } - - /** @hide */ - @Retention(RetentionPolicy.SOURCE) - @IntDef(prefix = {"SEND_MGMT_FRAME_ERROR_"}, - value = {SEND_MGMT_FRAME_ERROR_UNKNOWN, - SEND_MGMT_FRAME_ERROR_MCS_UNSUPPORTED, - SEND_MGMT_FRAME_ERROR_NO_ACK, - SEND_MGMT_FRAME_ERROR_TIMEOUT, - SEND_MGMT_FRAME_ERROR_ALREADY_STARTED}) - public @interface SendMgmtFrameError {} - - // Send management frame error codes - - /** - * Unknown error occurred during call to - * {@link #sendMgmtFrame(String, byte[], int, Executor, SendMgmtFrameCallback)}. - */ - public static final int SEND_MGMT_FRAME_ERROR_UNKNOWN = 1; - - /** - * Specifying the MCS rate in - * {@link #sendMgmtFrame(String, byte[], int, Executor, SendMgmtFrameCallback)} is not - * supported by this device. - */ - public static final int SEND_MGMT_FRAME_ERROR_MCS_UNSUPPORTED = 2; - - /** - * Driver reported that no ACK was received for the frame transmitted using - * {@link #sendMgmtFrame(String, byte[], int, Executor, SendMgmtFrameCallback)}. - */ - public static final int SEND_MGMT_FRAME_ERROR_NO_ACK = 3; - - /** - * Error code for when the driver fails to report on the status of the frame sent by - * {@link #sendMgmtFrame(String, byte[], int, Executor, SendMgmtFrameCallback)} - * after {@link #SEND_MGMT_FRAME_TIMEOUT_MS} milliseconds. - */ - public static final int SEND_MGMT_FRAME_ERROR_TIMEOUT = 4; - - /** - * An existing call to - * {@link #sendMgmtFrame(String, byte[], int, Executor, SendMgmtFrameCallback)} - * is in progress. Another frame cannot be sent until the first call completes. - */ - public static final int SEND_MGMT_FRAME_ERROR_ALREADY_STARTED = 5; - - /** @hide */ - public WifiNl80211Manager(Context context) { - mAlarmManager = context.getSystemService(AlarmManager.class); - mEventHandler = new Handler(context.getMainLooper()); - } - - /** @hide */ - @VisibleForTesting - public WifiNl80211Manager(Context context, IWificond wificond) { - this(context); - mWificond = wificond; - } - - private class PnoScanEventHandler extends IPnoScanEvent.Stub { - private Executor mExecutor; - private ScanEventCallback mCallback; - - PnoScanEventHandler(@NonNull Executor executor, @NonNull ScanEventCallback callback) { - mExecutor = executor; - mCallback = callback; - } - - @Override - public void OnPnoNetworkFound() { - Log.d(TAG, "Pno scan result event"); - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mCallback.onScanResultReady()); - } - - @Override - public void OnPnoScanFailed() { - Log.d(TAG, "Pno Scan failed event"); - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mCallback.onScanFailed()); - } - } - - /** - * Listener for AP Interface events. - */ - private class ApInterfaceEventCallback extends IApInterfaceEventCallback.Stub { - private Executor mExecutor; - private SoftApCallback mSoftApListener; - - ApInterfaceEventCallback(Executor executor, SoftApCallback listener) { - mExecutor = executor; - mSoftApListener = listener; - } - - @Override - public void onConnectedClientsChanged(NativeWifiClient client, boolean isConnected) { - if (mVerboseLoggingEnabled) { - Log.d(TAG, "onConnectedClientsChanged called with " - + client.getMacAddress() + " isConnected: " + isConnected); - } - - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mSoftApListener.onConnectedClientsChanged(client, isConnected)); - } - - @Override - public void onSoftApChannelSwitched(int frequency, int bandwidth) { - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mSoftApListener.onSoftApChannelSwitched(frequency, - toFrameworkBandwidth(bandwidth))); - } - - private @WifiAnnotations.Bandwidth int toFrameworkBandwidth(int bandwidth) { - switch(bandwidth) { - case IApInterfaceEventCallback.BANDWIDTH_INVALID: - return SoftApInfo.CHANNEL_WIDTH_INVALID; - case IApInterfaceEventCallback.BANDWIDTH_20_NOHT: - return SoftApInfo.CHANNEL_WIDTH_20MHZ_NOHT; - case IApInterfaceEventCallback.BANDWIDTH_20: - return SoftApInfo.CHANNEL_WIDTH_20MHZ; - case IApInterfaceEventCallback.BANDWIDTH_40: - return SoftApInfo.CHANNEL_WIDTH_40MHZ; - case IApInterfaceEventCallback.BANDWIDTH_80: - return SoftApInfo.CHANNEL_WIDTH_80MHZ; - case IApInterfaceEventCallback.BANDWIDTH_80P80: - return SoftApInfo.CHANNEL_WIDTH_80MHZ_PLUS_MHZ; - case IApInterfaceEventCallback.BANDWIDTH_160: - return SoftApInfo.CHANNEL_WIDTH_160MHZ; - default: - return SoftApInfo.CHANNEL_WIDTH_INVALID; - } - } - } - - /** - * Callback triggered by wificond. - */ - private class SendMgmtFrameEvent extends ISendMgmtFrameEvent.Stub { - private Executor mExecutor; - private SendMgmtFrameCallback mCallback; - private AlarmManager.OnAlarmListener mTimeoutCallback; - /** - * ensures that mCallback is only called once - */ - private boolean mWasCalled; - - private void runIfFirstCall(Runnable r) { - if (mWasCalled) return; - mWasCalled = true; - - mSendMgmtFrameInProgress.set(false); - r.run(); - } - - SendMgmtFrameEvent(@NonNull Executor executor, @NonNull SendMgmtFrameCallback callback) { - mExecutor = executor; - mCallback = callback; - // called in main thread - mTimeoutCallback = () -> runIfFirstCall(() -> { - if (mVerboseLoggingEnabled) { - Log.e(TAG, "Timed out waiting for ACK"); - } - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mCallback.onFailure(SEND_MGMT_FRAME_ERROR_TIMEOUT)); - }); - mWasCalled = false; - - mAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, - SystemClock.elapsedRealtime() + SEND_MGMT_FRAME_TIMEOUT_MS, - TIMEOUT_ALARM_TAG, mTimeoutCallback, mEventHandler); - } - - // called in binder thread - @Override - public void OnAck(int elapsedTimeMs) { - // post to main thread - mEventHandler.post(() -> runIfFirstCall(() -> { - mAlarmManager.cancel(mTimeoutCallback); - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mCallback.onAck(elapsedTimeMs)); - })); - } - - // called in binder thread - @Override - public void OnFailure(int reason) { - // post to main thread - mEventHandler.post(() -> runIfFirstCall(() -> { - mAlarmManager.cancel(mTimeoutCallback); - Binder.clearCallingIdentity(); - mExecutor.execute(() -> mCallback.onFailure(reason)); - })); - } - } - - /** - * Called by the binder subsystem upon remote object death. - * Invoke all the register death handlers and clear state. - * @hide - */ - @VisibleForTesting - public void binderDied() { - mEventHandler.post(() -> { - Log.e(TAG, "Wificond died!"); - clearState(); - // Invalidate the global wificond handle on death. Will be refreshed - // on the next setup call. - mWificond = null; - if (mDeathEventHandler != null) { - mDeathEventHandler.run(); - } - }); - } - - /** - * Enable or disable verbose logging of the WifiNl80211Manager module. - * @param enable True to enable verbose logging. False to disable verbose logging. - */ - public void enableVerboseLogging(boolean enable) { - mVerboseLoggingEnabled = enable; - } - - /** - * Register a death notification for the WifiNl80211Manager which acts as a proxy for the - * wificond daemon (i.e. the death listener will be called when and if the wificond daemon - * dies). - * - * @param deathEventHandler A {@link Runnable} to be called whenever the wificond daemon dies. - */ - public void setOnServiceDeadCallback(@NonNull Runnable deathEventHandler) { - if (mDeathEventHandler != null) { - Log.e(TAG, "Death handler already present"); - } - mDeathEventHandler = deathEventHandler; - } - - /** - * Helper method to retrieve the global wificond handle and register for - * death notifications. - */ - private boolean retrieveWificondAndRegisterForDeath() { - if (mWificond != null) { - if (mVerboseLoggingEnabled) { - Log.d(TAG, "Wificond handle already retrieved"); - } - // We already have a wificond handle. - return true; - } - IBinder binder = ServiceManager.getService(Context.WIFI_NL80211_SERVICE); - mWificond = IWificond.Stub.asInterface(binder); - if (mWificond == null) { - Log.e(TAG, "Failed to get reference to wificond"); - return false; - } - try { - mWificond.asBinder().linkToDeath(() -> binderDied(), 0); - } catch (RemoteException e) { - Log.e(TAG, "Failed to register death notification for wificond"); - // The remote has already died. - return false; - } - return true; - } - - /** - * Set up an interface for client (STA) mode. - * - * @param ifaceName Name of the interface to configure. - * @param executor The Executor on which to execute the callbacks. - * @param scanCallback A callback for framework initiated scans. - * @param pnoScanCallback A callback for PNO (offloaded) scans. - * @return true on success. - */ - public boolean setupInterfaceForClientMode(@NonNull String ifaceName, - @NonNull @CallbackExecutor Executor executor, - @NonNull ScanEventCallback scanCallback, @NonNull ScanEventCallback pnoScanCallback) { - Log.d(TAG, "Setting up interface for client mode"); - if (!retrieveWificondAndRegisterForDeath()) { - return false; - } - - if (scanCallback == null || pnoScanCallback == null || executor == null) { - Log.e(TAG, "setupInterfaceForClientMode invoked with null callbacks"); - return false; - } - - IClientInterface clientInterface = null; - try { - clientInterface = mWificond.createClientInterface(ifaceName); - } catch (RemoteException e1) { - Log.e(TAG, "Failed to get IClientInterface due to remote exception"); - return false; - } - - if (clientInterface == null) { - Log.e(TAG, "Could not get IClientInterface instance from wificond"); - return false; - } - Binder.allowBlocking(clientInterface.asBinder()); - - // Refresh Handlers - mClientInterfaces.put(ifaceName, clientInterface); - try { - IWifiScannerImpl wificondScanner = clientInterface.getWifiScannerImpl(); - if (wificondScanner == null) { - Log.e(TAG, "Failed to get WificondScannerImpl"); - return false; - } - mWificondScanners.put(ifaceName, wificondScanner); - Binder.allowBlocking(wificondScanner.asBinder()); - ScanEventHandler scanEventHandler = new ScanEventHandler(executor, scanCallback); - mScanEventHandlers.put(ifaceName, scanEventHandler); - wificondScanner.subscribeScanEvents(scanEventHandler); - PnoScanEventHandler pnoScanEventHandler = new PnoScanEventHandler(executor, - pnoScanCallback); - mPnoScanEventHandlers.put(ifaceName, pnoScanEventHandler); - wificondScanner.subscribePnoScanEvents(pnoScanEventHandler); - } catch (RemoteException e) { - Log.e(TAG, "Failed to refresh wificond scanner due to remote exception"); - } - - return true; - } - - /** - * Tear down a specific client (STA) interface configured using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)}. - * - * @param ifaceName Name of the interface to tear down. - * @return Returns true on success, false on failure (e.g. when called before an interface was - * set up). - */ - public boolean tearDownClientInterface(@NonNull String ifaceName) { - if (getClientInterface(ifaceName) == null) { - Log.e(TAG, "No valid wificond client interface handler"); - return false; - } - try { - IWifiScannerImpl scannerImpl = mWificondScanners.get(ifaceName); - if (scannerImpl != null) { - scannerImpl.unsubscribeScanEvents(); - scannerImpl.unsubscribePnoScanEvents(); - } - } catch (RemoteException e) { - Log.e(TAG, "Failed to unsubscribe wificond scanner due to remote exception"); - return false; - } - - if (mWificond == null) { - Log.e(TAG, "Reference to wifiCond is null"); - return false; - } - - boolean success; - try { - success = mWificond.tearDownClientInterface(ifaceName); - } catch (RemoteException e1) { - Log.e(TAG, "Failed to teardown client interface due to remote exception"); - return false; - } - if (!success) { - Log.e(TAG, "Failed to teardown client interface"); - return false; - } - - mClientInterfaces.remove(ifaceName); - mWificondScanners.remove(ifaceName); - mScanEventHandlers.remove(ifaceName); - mPnoScanEventHandlers.remove(ifaceName); - return true; - } - - /** - * Set up interface as a Soft AP. - * - * @param ifaceName Name of the interface to configure. - * @return true on success. - */ - public boolean setupInterfaceForSoftApMode(@NonNull String ifaceName) { - Log.d(TAG, "Setting up interface for soft ap mode"); - if (!retrieveWificondAndRegisterForDeath()) { - return false; - } - - IApInterface apInterface = null; - try { - apInterface = mWificond.createApInterface(ifaceName); - } catch (RemoteException e1) { - Log.e(TAG, "Failed to get IApInterface due to remote exception"); - return false; - } - - if (apInterface == null) { - Log.e(TAG, "Could not get IApInterface instance from wificond"); - return false; - } - Binder.allowBlocking(apInterface.asBinder()); - - // Refresh Handlers - mApInterfaces.put(ifaceName, apInterface); - return true; - } - - /** - * Tear down a Soft AP interface configured using - * {@link #setupInterfaceForSoftApMode(String)}. - * - * @param ifaceName Name of the interface to tear down. - * @return Returns true on success, false on failure (e.g. when called before an interface was - * set up). - */ - public boolean tearDownSoftApInterface(@NonNull String ifaceName) { - if (getApInterface(ifaceName) == null) { - Log.e(TAG, "No valid wificond ap interface handler"); - return false; - } - - if (mWificond == null) { - Log.e(TAG, "Reference to wifiCond is null"); - return false; - } - - boolean success; - try { - success = mWificond.tearDownApInterface(ifaceName); - } catch (RemoteException e1) { - Log.e(TAG, "Failed to teardown AP interface due to remote exception"); - return false; - } - if (!success) { - Log.e(TAG, "Failed to teardown AP interface"); - return false; - } - mApInterfaces.remove(ifaceName); - mApInterfaceListeners.remove(ifaceName); - return true; - } - - /** - * Tear down all interfaces, whether clients (STA) or Soft AP. - * - * @return Returns true on success. - */ - public boolean tearDownInterfaces() { - Log.d(TAG, "tearing down interfaces in wificond"); - // Explicitly refresh the wificodn handler because |tearDownInterfaces()| - // could be used to cleanup before we setup any interfaces. - if (!retrieveWificondAndRegisterForDeath()) { - return false; - } - - try { - for (Map.Entry<String, IWifiScannerImpl> entry : mWificondScanners.entrySet()) { - entry.getValue().unsubscribeScanEvents(); - entry.getValue().unsubscribePnoScanEvents(); - } - mWificond.tearDownInterfaces(); - clearState(); - return true; - } catch (RemoteException e) { - Log.e(TAG, "Failed to tear down interfaces due to remote exception"); - } - - return false; - } - - /** Helper function to look up the interface handle using name */ - private IClientInterface getClientInterface(@NonNull String ifaceName) { - return mClientInterfaces.get(ifaceName); - } - - /** - * Request signal polling. - * - * @param ifaceName Name of the interface on which to poll. The interface must have been - * already set up using - *{@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @return A {@link SignalPollResult} object containing interface statistics, or a null on - * error (e.g. the interface hasn't been set up yet). - */ - @Nullable public SignalPollResult signalPoll(@NonNull String ifaceName) { - IClientInterface iface = getClientInterface(ifaceName); - if (iface == null) { - Log.e(TAG, "No valid wificond client interface handler"); - return null; - } - - int[] resultArray; - try { - resultArray = iface.signalPoll(); - if (resultArray == null || resultArray.length != 4) { - Log.e(TAG, "Invalid signal poll result from wificond"); - return null; - } - } catch (RemoteException e) { - Log.e(TAG, "Failed to do signal polling due to remote exception"); - return null; - } - return new SignalPollResult(resultArray[0], resultArray[1], resultArray[3], resultArray[2]); - } - - /** - * Get current transmit (Tx) packet counters of the specified interface. The interface must - * have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @param ifaceName Name of the interface. - * @return {@link TxPacketCounters} of the current interface or null on error (e.g. when - * called before the interface has been set up). - */ - @Nullable public TxPacketCounters getTxPacketCounters(@NonNull String ifaceName) { - IClientInterface iface = getClientInterface(ifaceName); - if (iface == null) { - Log.e(TAG, "No valid wificond client interface handler"); - return null; - } - - int[] resultArray; - try { - resultArray = iface.getPacketCounters(); - if (resultArray == null || resultArray.length != 2) { - Log.e(TAG, "Invalid signal poll result from wificond"); - return null; - } - } catch (RemoteException e) { - Log.e(TAG, "Failed to do signal polling due to remote exception"); - return null; - } - return new TxPacketCounters(resultArray[0], resultArray[1]); - } - - /** Helper function to look up the scanner impl handle using name */ - private IWifiScannerImpl getScannerImpl(@NonNull String ifaceName) { - return mWificondScanners.get(ifaceName); - } - - /** - * Fetch the latest scan results of the indicated type for the specified interface. Note that - * this method fetches the latest results - it does not initiate a scan. Initiating a scan can - * be done using {@link #startScan(String, int, Set, List)} or - * {@link #startPnoScan(String, PnoSettings, Executor, PnoScanRequestCallback)}. - * - * Note: The interface must have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @param ifaceName Name of the interface. - * @param scanType The type of scan result to be returned, can be - * {@link #SCAN_TYPE_SINGLE_SCAN} or {@link #SCAN_TYPE_PNO_SCAN}. - * @return Returns an array of {@link NativeScanResult} or an empty array on failure (e.g. when - * called before the interface has been set up). - */ - @NonNull public List<NativeScanResult> getScanResults(@NonNull String ifaceName, - @ScanResultType int scanType) { - IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); - if (scannerImpl == null) { - Log.e(TAG, "No valid wificond scanner interface handler"); - return new ArrayList<>(); - } - List<NativeScanResult> results = null; - try { - if (scanType == SCAN_TYPE_SINGLE_SCAN) { - results = Arrays.asList(scannerImpl.getScanResults()); - } else { - results = Arrays.asList(scannerImpl.getPnoScanResults()); - } - } catch (RemoteException e1) { - Log.e(TAG, "Failed to create ScanDetail ArrayList"); - } - if (results == null) { - results = new ArrayList<>(); - } - if (mVerboseLoggingEnabled) { - Log.d(TAG, "get " + results.size() + " scan results from wificond"); - } - - return results; - } - - /** - * Return scan type for the parcelable {@link SingleScanSettings} - */ - private static int getScanType(@WifiAnnotations.ScanType int scanType) { - switch (scanType) { - case WifiScanner.SCAN_TYPE_LOW_LATENCY: - return IWifiScannerImpl.SCAN_TYPE_LOW_SPAN; - case WifiScanner.SCAN_TYPE_LOW_POWER: - return IWifiScannerImpl.SCAN_TYPE_LOW_POWER; - case WifiScanner.SCAN_TYPE_HIGH_ACCURACY: - return IWifiScannerImpl.SCAN_TYPE_HIGH_ACCURACY; - default: - throw new IllegalArgumentException("Invalid scan type " + scanType); - } - } - - /** - * Start a scan using the specified parameters. A scan is an asynchronous operation. The - * result of the operation is returned in the {@link ScanEventCallback} registered when - * setting up an interface using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)}. - * The latest scans can be obtained using {@link #getScanResults(String, int)} and using a - * {@link #SCAN_TYPE_SINGLE_SCAN} for the {@code scanType}. - * - * Note: The interface must have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @param ifaceName Name of the interface on which to initiate the scan. - * @param scanType Type of scan to perform, can be any of - * {@link WifiScanner#SCAN_TYPE_HIGH_ACCURACY}, {@link WifiScanner#SCAN_TYPE_LOW_POWER}, or - * {@link WifiScanner#SCAN_TYPE_LOW_LATENCY}. - * @param freqs list of frequencies to scan for, if null scan all supported channels. - * @param hiddenNetworkSSIDs List of hidden networks to be scanned for, a null indicates that - * no hidden frequencies will be scanned for. - * @return Returns true on success, false on failure (e.g. when called before the interface - * has been set up). - */ - public boolean startScan(@NonNull String ifaceName, @WifiAnnotations.ScanType int scanType, - @Nullable Set<Integer> freqs, @Nullable List<byte[]> hiddenNetworkSSIDs) { - IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); - if (scannerImpl == null) { - Log.e(TAG, "No valid wificond scanner interface handler"); - return false; - } - SingleScanSettings settings = new SingleScanSettings(); - try { - settings.scanType = getScanType(scanType); - } catch (IllegalArgumentException e) { - Log.e(TAG, "Invalid scan type ", e); - return false; - } - settings.channelSettings = new ArrayList<>(); - settings.hiddenNetworks = new ArrayList<>(); - - if (freqs != null) { - for (Integer freq : freqs) { - ChannelSettings channel = new ChannelSettings(); - channel.frequency = freq; - settings.channelSettings.add(channel); - } - } - if (hiddenNetworkSSIDs != null) { - for (byte[] ssid : hiddenNetworkSSIDs) { - HiddenNetwork network = new HiddenNetwork(); - network.ssid = ssid; - - // settings.hiddenNetworks is expected to be very small, so this shouldn't cause - // any performance issues. - if (!settings.hiddenNetworks.contains(network)) { - settings.hiddenNetworks.add(network); - } - } - } - - try { - return scannerImpl.scan(settings); - } catch (RemoteException e1) { - Log.e(TAG, "Failed to request scan due to remote exception"); - } - return false; - } - - /** - * Request a PNO (Preferred Network Offload). The offload request and the scans are asynchronous - * operations. The result of the request are returned in the {@code callback} parameter which - * is an {@link PnoScanRequestCallback}. The scan results are are return in the - * {@link ScanEventCallback} which is registered when setting up an interface using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)}. - * The latest PNO scans can be obtained using {@link #getScanResults(String, int)} with the - * {@code scanType} set to {@link #SCAN_TYPE_PNO_SCAN}. - * - * Note: The interface must have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @param ifaceName Name of the interface on which to request a PNO. - * @param pnoSettings PNO scan configuration. - * @param executor The Executor on which to execute the callback. - * @param callback Callback for the results of the offload request. - * @return true on success, false on failure (e.g. when called before the interface has been set - * up). - */ - public boolean startPnoScan(@NonNull String ifaceName, @NonNull PnoSettings pnoSettings, - @NonNull @CallbackExecutor Executor executor, - @NonNull PnoScanRequestCallback callback) { - IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); - if (scannerImpl == null) { - Log.e(TAG, "No valid wificond scanner interface handler"); - return false; - } - - if (callback == null || executor == null) { - Log.e(TAG, "startPnoScan called with a null callback"); - return false; - } - - try { - boolean success = scannerImpl.startPnoScan(pnoSettings); - if (success) { - executor.execute(callback::onPnoRequestSucceeded); - } else { - executor.execute(callback::onPnoRequestFailed); - } - return success; - } catch (RemoteException e1) { - Log.e(TAG, "Failed to start pno scan due to remote exception"); - } - return false; - } - - /** - * Stop PNO scan configured with - * {@link #startPnoScan(String, PnoSettings, Executor, PnoScanRequestCallback)}. - * - * Note: The interface must have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @param ifaceName Name of the interface on which the PNO scan was configured. - * @return true on success, false on failure (e.g. when called before the interface has been - * set up). - */ - public boolean stopPnoScan(@NonNull String ifaceName) { - IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); - if (scannerImpl == null) { - Log.e(TAG, "No valid wificond scanner interface handler"); - return false; - } - try { - return scannerImpl.stopPnoScan(); - } catch (RemoteException e1) { - Log.e(TAG, "Failed to stop pno scan due to remote exception"); - } - return false; - } - - /** - * Abort ongoing single scan started with {@link #startScan(String, int, Set, List)}. No failure - * callback, e.g. {@link ScanEventCallback#onScanFailed()}, is triggered by this operation. - * - * Note: The interface must have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. If the interface has not been set up then - * this method has no impact. - * - * @param ifaceName Name of the interface on which the scan was started. - */ - public void abortScan(@NonNull String ifaceName) { - IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); - if (scannerImpl == null) { - Log.e(TAG, "No valid wificond scanner interface handler"); - return; - } - try { - scannerImpl.abortScan(); - } catch (RemoteException e1) { - Log.e(TAG, "Failed to request abortScan due to remote exception"); - } - } - - /** - * Query the list of valid frequencies (in MHz) for the provided band. - * The result depends on the on the country code that has been set. - * - * @param band as specified by one of the WifiScanner.WIFI_BAND_* constants. - * The following bands are supported: - * {@link WifiScanner#WIFI_BAND_24_GHZ}, - * {@link WifiScanner#WIFI_BAND_5_GHZ}, - * {@link WifiScanner#WIFI_BAND_5_GHZ_DFS_ONLY}, - * {@link WifiScanner#WIFI_BAND_6_GHZ} - * @return frequencies vector of valid frequencies (MHz), or an empty array for error. - * @throws IllegalArgumentException if band is not recognized. - */ - public @NonNull int[] getChannelsMhzForBand(@WifiAnnotations.WifiBandBasic int band) { - if (mWificond == null) { - Log.e(TAG, "No valid wificond scanner interface handler"); - return new int[0]; - } - int[] result = null; - try { - switch (band) { - case WifiScanner.WIFI_BAND_24_GHZ: - result = mWificond.getAvailable2gChannels(); - break; - case WifiScanner.WIFI_BAND_5_GHZ: - result = mWificond.getAvailable5gNonDFSChannels(); - break; - case WifiScanner.WIFI_BAND_5_GHZ_DFS_ONLY: - result = mWificond.getAvailableDFSChannels(); - break; - case WifiScanner.WIFI_BAND_6_GHZ: - result = mWificond.getAvailable6gChannels(); - break; - default: - throw new IllegalArgumentException("unsupported band " + band); - } - } catch (RemoteException e1) { - Log.e(TAG, "Failed to request getChannelsForBand due to remote exception"); - } - if (result == null) { - result = new int[0]; - } - return result; - } - - /** Helper function to look up the interface handle using name */ - private IApInterface getApInterface(@NonNull String ifaceName) { - return mApInterfaces.get(ifaceName); - } - - /** - * Get the device phy capabilities for a given interface. - * - * Note: The interface must have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @return DeviceWiphyCapabilities or null on error (e.g. when called on an interface which has - * not been set up). - */ - @Nullable public DeviceWiphyCapabilities getDeviceWiphyCapabilities(@NonNull String ifaceName) { - if (mWificond == null) { - Log.e(TAG, "Can not query for device wiphy capabilities at this time"); - return null; - } - - try { - return mWificond.getDeviceWiphyCapabilities(ifaceName); - } catch (RemoteException e) { - return null; - } - } - - /** - * Register the provided callback handler for SoftAp events. The interface must first be created - * using {@link #setupInterfaceForSoftApMode(String)}. The callback registration is valid until - * the interface is deleted using {@link #tearDownSoftApInterface(String)} (no deregistration - * method is provided). - * <p> - * Note that only one callback can be registered at a time - any registration overrides previous - * registrations. - * - * @param ifaceName Name of the interface on which to register the callback. - * @param executor The Executor on which to execute the callbacks. - * @param callback Callback for AP events. - * @return true on success, false on failure (e.g. when called on an interface which has not - * been set up). - */ - public boolean registerApCallback(@NonNull String ifaceName, - @NonNull @CallbackExecutor Executor executor, - @NonNull SoftApCallback callback) { - IApInterface iface = getApInterface(ifaceName); - if (iface == null) { - Log.e(TAG, "No valid ap interface handler"); - return false; - } - - if (callback == null || executor == null) { - Log.e(TAG, "registerApCallback called with a null callback"); - return false; - } - - try { - IApInterfaceEventCallback wificondCallback = new ApInterfaceEventCallback(executor, - callback); - mApInterfaceListeners.put(ifaceName, wificondCallback); - boolean success = iface.registerCallback(wificondCallback); - if (!success) { - Log.e(TAG, "Failed to register ap callback."); - return false; - } - } catch (RemoteException e) { - Log.e(TAG, "Exception in registering AP callback: " + e); - return false; - } - return true; - } - - /** - * Send a management frame on the specified interface at the specified rate. Useful for probing - * the link with arbitrary frames. - * - * Note: The interface must have been already set up using - * {@link #setupInterfaceForClientMode(String, Executor, ScanEventCallback, ScanEventCallback)} - * or {@link #setupInterfaceForSoftApMode(String)}. - * - * @param ifaceName The interface on which to send the frame. - * @param frame The raw byte array of the management frame to tramit. - * @param mcs The MCS (modulation and coding scheme), i.e. rate, at which to transmit the - * frame. Specified per IEEE 802.11. - * @param executor The Executor on which to execute the callbacks. - * @param callback A {@link SendMgmtFrameCallback} callback for results of the operation. - */ - public void sendMgmtFrame(@NonNull String ifaceName, @NonNull byte[] frame, int mcs, - @NonNull @CallbackExecutor Executor executor, - @NonNull SendMgmtFrameCallback callback) { - - if (callback == null || executor == null) { - Log.e(TAG, "callback cannot be null!"); - return; - } - - if (frame == null) { - Log.e(TAG, "frame cannot be null!"); - executor.execute(() -> callback.onFailure(SEND_MGMT_FRAME_ERROR_UNKNOWN)); - return; - } - - // TODO (b/112029045) validate mcs - IClientInterface clientInterface = getClientInterface(ifaceName); - if (clientInterface == null) { - Log.e(TAG, "No valid wificond client interface handler"); - executor.execute(() -> callback.onFailure(SEND_MGMT_FRAME_ERROR_UNKNOWN)); - return; - } - - if (!mSendMgmtFrameInProgress.compareAndSet(false, true)) { - Log.e(TAG, "An existing management frame transmission is in progress!"); - executor.execute(() -> callback.onFailure(SEND_MGMT_FRAME_ERROR_ALREADY_STARTED)); - return; - } - - SendMgmtFrameEvent sendMgmtFrameEvent = new SendMgmtFrameEvent(executor, callback); - try { - clientInterface.SendMgmtFrame(frame, sendMgmtFrameEvent, mcs); - } catch (RemoteException e) { - Log.e(TAG, "Exception while starting link probe: " + e); - // Call sendMgmtFrameEvent.OnFailure() instead of callback.onFailure() so that - // sendMgmtFrameEvent can clean up internal state, such as cancelling the timer. - sendMgmtFrameEvent.OnFailure(SEND_MGMT_FRAME_ERROR_UNKNOWN); - } - } - - /** - * Clear all internal handles. - */ - private void clearState() { - // Refresh handlers - mClientInterfaces.clear(); - mWificondScanners.clear(); - mPnoScanEventHandlers.clear(); - mScanEventHandlers.clear(); - mApInterfaces.clear(); - mApInterfaceListeners.clear(); - mSendMgmtFrameInProgress.set(false); - } - - /** - * OEM parsed security type - */ - public static class OemSecurityType { - /** The protocol defined in {@link android.net.wifi.WifiAnnotations.Protocol}. */ - public final @WifiAnnotations.Protocol int protocol; - /** - * Supported key management types defined - * in {@link android.net.wifi.WifiAnnotations.KeyMgmt}. - */ - @NonNull public final List<Integer> keyManagement; - /** - * Supported pairwise cipher types defined - * in {@link android.net.wifi.WifiAnnotations.Cipher}. - */ - @NonNull public final List<Integer> pairwiseCipher; - /** The group cipher type defined in {@link android.net.wifi.WifiAnnotations.Cipher}. */ - public final @WifiAnnotations.Cipher int groupCipher; - /** - * Default constructor for OemSecurityType - * - * @param protocol The protocol defined in - * {@link android.net.wifi.WifiAnnotations.Protocol}. - * @param keyManagement Supported key management types defined - * in {@link android.net.wifi.WifiAnnotations.KeyMgmt}. - * @param pairwiseCipher Supported pairwise cipher types defined - * in {@link android.net.wifi.WifiAnnotations.Cipher}. - * @param groupCipher The group cipher type defined - * in {@link android.net.wifi.WifiAnnotations.Cipher}. - */ - public OemSecurityType( - @WifiAnnotations.Protocol int protocol, - @NonNull List<Integer> keyManagement, - @NonNull List<Integer> pairwiseCipher, - @WifiAnnotations.Cipher int groupCipher) { - this.protocol = protocol; - this.keyManagement = (keyManagement != null) - ? keyManagement : new ArrayList<Integer>(); - this.pairwiseCipher = (pairwiseCipher != null) - ? pairwiseCipher : new ArrayList<Integer>(); - this.groupCipher = groupCipher; - } - } - - /** - * OEM information element parser for security types not parsed by the framework. - * - * The OEM method should use the method inputs {@code id}, {@code idExt}, and {@code bytes} - * to perform the parsing. The method should place the results in an OemSecurityType objct. - * - * @param id The information element id. - * @param idExt The information element extension id. This is valid only when id is - * the extension id, {@code 255}. - * @param bytes The raw bytes of information element data, 'Element ID' and 'Length' are - * stripped off already. - * @return an OemSecurityType object if this IE is parsed successfully, null otherwise. - */ - @Nullable public static OemSecurityType parseOemSecurityTypeElement( - int id, - int idExt, - @NonNull byte[] bytes) { - return null; - } -} |