| /* |
| * Copyright (C) 2018 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 com.android.internal.util.Preconditions.checkNotNull; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.app.ActivityThread; |
| import android.net.MacAddress; |
| import android.net.MatchAllNetworkSpecifier; |
| import android.net.NetworkRequest; |
| import android.net.NetworkSpecifier; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import android.os.PatternMatcher; |
| import android.os.Process; |
| import android.text.TextUtils; |
| import android.util.Pair; |
| |
| import java.nio.charset.CharsetEncoder; |
| import java.nio.charset.StandardCharsets; |
| import java.util.Objects; |
| |
| /** |
| * Network specifier object used to request a local Wi-Fi network. Apps should use the |
| * {@link WifiNetworkSpecifier.Builder} class to create an instance. |
| */ |
| public final class WifiNetworkSpecifier extends NetworkSpecifier implements Parcelable { |
| |
| /** |
| * Builder used to create {@link WifiNetworkSpecifier} objects. |
| */ |
| public static class Builder { |
| private static final String MATCH_ALL_SSID_PATTERN_PATH = ".*"; |
| private static final String MATCH_EMPTY_SSID_PATTERN_PATH = ""; |
| private static final Pair<MacAddress, MacAddress> MATCH_NO_BSSID_PATTERN1 = |
| new Pair(MacAddress.BROADCAST_ADDRESS, MacAddress.BROADCAST_ADDRESS); |
| private static final Pair<MacAddress, MacAddress> MATCH_NO_BSSID_PATTERN2 = |
| new Pair(MacAddress.ALL_ZEROS_ADDRESS, MacAddress.BROADCAST_ADDRESS); |
| private static final Pair<MacAddress, MacAddress> MATCH_ALL_BSSID_PATTERN = |
| new Pair(MacAddress.ALL_ZEROS_ADDRESS, MacAddress.ALL_ZEROS_ADDRESS); |
| private static final MacAddress MATCH_EXACT_BSSID_PATTERN_MASK = |
| MacAddress.BROADCAST_ADDRESS; |
| |
| /** |
| * SSID pattern match specified by the app. |
| */ |
| private @Nullable PatternMatcher mSsidPatternMatcher; |
| /** |
| * BSSID pattern match specified by the app. |
| * Pair of <BaseAddress, Mask>. |
| */ |
| private @Nullable Pair<MacAddress, MacAddress> mBssidPatternMatcher; |
| /** |
| * Whether this is an OWE network or not. |
| */ |
| private boolean mIsEnhancedOpen; |
| /** |
| * Pre-shared key for use with WPA-PSK networks. |
| */ |
| private @Nullable String mWpa2PskPassphrase; |
| /** |
| * Pre-shared key for use with WPA3-SAE networks. |
| */ |
| private @Nullable String mWpa3SaePassphrase; |
| /** |
| * The enterprise configuration details specifying the EAP method, |
| * certificates and other settings associated with the WPA-EAP networks. |
| */ |
| private @Nullable WifiEnterpriseConfig mWpa2EnterpriseConfig; |
| /** |
| * The enterprise configuration details specifying the EAP method, |
| * certificates and other settings associated with the SuiteB networks. |
| */ |
| private @Nullable WifiEnterpriseConfig mWpa3EnterpriseConfig; |
| /** |
| * This is a network that does not broadcast its SSID, so an |
| * SSID-specific probe request must be used for scans. |
| */ |
| private boolean mIsHiddenSSID; |
| |
| public Builder() { |
| mSsidPatternMatcher = null; |
| mBssidPatternMatcher = null; |
| mIsEnhancedOpen = false; |
| mWpa2PskPassphrase = null; |
| mWpa3SaePassphrase = null; |
| mWpa2EnterpriseConfig = null; |
| mWpa3EnterpriseConfig = null; |
| mIsHiddenSSID = false; |
| } |
| |
| /** |
| * Set the unicode SSID match pattern to use for filtering networks from scan results. |
| * <p> |
| * <li>Overrides any previous value set using {@link #setSsid(String)} or |
| * {@link #setSsidPattern(PatternMatcher)}.</li> |
| * |
| * @param ssidPattern Instance of {@link PatternMatcher} containing the UTF-8 encoded |
| * string pattern to use for matching the network's SSID. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| */ |
| public Builder setSsidPattern(@NonNull PatternMatcher ssidPattern) { |
| checkNotNull(ssidPattern); |
| mSsidPatternMatcher = ssidPattern; |
| return this; |
| } |
| |
| /** |
| * Set the unicode SSID for the network. |
| * <p> |
| * <li>Sets the SSID to use for filtering networks from scan results. Will only match |
| * networks whose SSID is identical to the UTF-8 encoding of the specified value.</li> |
| * <li>Overrides any previous value set using {@link #setSsid(String)} or |
| * {@link #setSsidPattern(PatternMatcher)}.</li> |
| * |
| * @param ssid The SSID of the network. It must be valid Unicode. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| * @throws IllegalArgumentException if the SSID is not valid unicode. |
| */ |
| public Builder setSsid(@NonNull String ssid) { |
| checkNotNull(ssid); |
| final CharsetEncoder unicodeEncoder = StandardCharsets.UTF_8.newEncoder(); |
| if (!unicodeEncoder.canEncode(ssid)) { |
| throw new IllegalArgumentException("SSID is not a valid unicode string"); |
| } |
| mSsidPatternMatcher = new PatternMatcher(ssid, PatternMatcher.PATTERN_LITERAL); |
| return this; |
| } |
| |
| /** |
| * Set the BSSID match pattern to use for filtering networks from scan results. |
| * Will match all networks with BSSID which satisfies the following: |
| * {@code BSSID & mask == baseAddress}. |
| * <p> |
| * <li>Overrides any previous value set using {@link #setBssid(MacAddress)} or |
| * {@link #setBssidPattern(MacAddress, MacAddress)}.</li> |
| * |
| * @param baseAddress Base address for BSSID pattern. |
| * @param mask Mask for BSSID pattern. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| */ |
| public Builder setBssidPattern( |
| @NonNull MacAddress baseAddress, @NonNull MacAddress mask) { |
| checkNotNull(baseAddress, mask); |
| mBssidPatternMatcher = Pair.create(baseAddress, mask); |
| return this; |
| } |
| |
| /** |
| * Set the BSSID to use for filtering networks from scan results. Will only match network |
| * whose BSSID is identical to the specified value. |
| * <p> |
| * <li>Sets the BSSID to use for filtering networks from scan results. Will only match |
| * networks whose BSSID is identical to specified value.</li> |
| * <li>Overrides any previous value set using {@link #setBssid(MacAddress)} or |
| * {@link #setBssidPattern(MacAddress, MacAddress)}.</li> |
| * |
| * @param bssid BSSID of the network. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| */ |
| public Builder setBssid(@NonNull MacAddress bssid) { |
| checkNotNull(bssid); |
| mBssidPatternMatcher = Pair.create(bssid, MATCH_EXACT_BSSID_PATTERN_MASK); |
| return this; |
| } |
| |
| /** |
| * Specifies whether this represents an Enhanced Open (OWE) network. |
| * |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| */ |
| public Builder setIsEnhancedOpen() { |
| mIsEnhancedOpen = true; |
| return this; |
| } |
| |
| /** |
| * Set the ASCII WPA2 passphrase for this network. Needed for authenticating to |
| * WPA2-PSK networks. |
| * |
| * @param passphrase passphrase of the network. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| * @throws IllegalArgumentException if the passphrase is not ASCII encodable. |
| */ |
| public Builder setWpa2Passphrase(@NonNull String passphrase) { |
| checkNotNull(passphrase); |
| final CharsetEncoder asciiEncoder = StandardCharsets.US_ASCII.newEncoder(); |
| if (!asciiEncoder.canEncode(passphrase)) { |
| throw new IllegalArgumentException("passphrase not ASCII encodable"); |
| } |
| mWpa2PskPassphrase = passphrase; |
| return this; |
| } |
| |
| /** |
| * Set the ASCII WPA3 passphrase for this network. Needed for authenticating to WPA3-SAE |
| * networks. |
| * |
| * @param passphrase passphrase of the network. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| * @throws IllegalArgumentException if the passphrase is not ASCII encodable. |
| */ |
| public Builder setWpa3Passphrase(@NonNull String passphrase) { |
| checkNotNull(passphrase); |
| final CharsetEncoder asciiEncoder = StandardCharsets.US_ASCII.newEncoder(); |
| if (!asciiEncoder.canEncode(passphrase)) { |
| throw new IllegalArgumentException("passphrase not ASCII encodable"); |
| } |
| mWpa3SaePassphrase = passphrase; |
| return this; |
| } |
| |
| /** |
| * Set the associated enterprise configuration for this network. Needed for authenticating |
| * to WPA2-EAP networks. See {@link WifiEnterpriseConfig} for description. |
| * |
| * @param enterpriseConfig Instance of {@link WifiEnterpriseConfig}. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| */ |
| public Builder setWpa2EnterpriseConfig( |
| @NonNull WifiEnterpriseConfig enterpriseConfig) { |
| checkNotNull(enterpriseConfig); |
| mWpa2EnterpriseConfig = new WifiEnterpriseConfig(enterpriseConfig); |
| return this; |
| } |
| |
| /** |
| * Set the associated enterprise configuration for this network. Needed for authenticating |
| * to WPA3-SuiteB networks. See {@link WifiEnterpriseConfig} for description. |
| * |
| * @param enterpriseConfig Instance of {@link WifiEnterpriseConfig}. |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| */ |
| public Builder setWpa3EnterpriseConfig( |
| @NonNull WifiEnterpriseConfig enterpriseConfig) { |
| checkNotNull(enterpriseConfig); |
| mWpa3EnterpriseConfig = new WifiEnterpriseConfig(enterpriseConfig); |
| return this; |
| } |
| |
| /** |
| * Specifies whether this represents a hidden network. |
| * <p> |
| * <li>Setting this disallows the usage of {@link #setSsidPattern(PatternMatcher)} since |
| * hidden networks need to be explicitly probed for.</li> |
| * <li>If not set, defaults to false (i.e not a hidden network).</li> |
| * |
| * @return Instance of {@link Builder} to enable chaining of the builder method. |
| */ |
| public Builder setIsHiddenSsid() { |
| mIsHiddenSSID = true; |
| return this; |
| } |
| |
| |
| /** |
| * Set defaults for the various low level credential type fields in the newly created |
| * WifiConfiguration object. |
| * |
| * See {@link com.android.server.wifi.WifiConfigManager#setDefaultsInWifiConfiguration( |
| * WifiConfiguration)}. |
| * |
| * @param configuration provided WifiConfiguration object. |
| */ |
| private static void setDefaultsInWifiConfiguration( |
| @NonNull WifiConfiguration configuration) { |
| configuration.allowedAuthAlgorithms.set(WifiConfiguration.AuthAlgorithm.OPEN); |
| configuration.allowedProtocols.set(WifiConfiguration.Protocol.RSN); |
| configuration.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP); |
| configuration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP); |
| configuration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP); |
| } |
| |
| private void setSecurityParamsInWifiConfiguration( |
| @NonNull WifiConfiguration configuration) { |
| if (!TextUtils.isEmpty(mWpa2PskPassphrase)) { // WPA-PSK network. |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK); |
| // WifiConfiguration.preSharedKey needs quotes around ASCII password. |
| configuration.preSharedKey = "\"" + mWpa2PskPassphrase + "\""; |
| } else if (!TextUtils.isEmpty(mWpa3SaePassphrase)) { // WPA3-SAE network. |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.SAE); |
| // PMF mandatory for SAE. |
| configuration.requirePMF = true; |
| // WifiConfiguration.preSharedKey needs quotes around ASCII password. |
| configuration.preSharedKey = "\"" + mWpa3SaePassphrase + "\""; |
| } else if (mWpa2EnterpriseConfig != null) { // WPA-EAP network |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_EAP); |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.IEEE8021X); |
| configuration.enterpriseConfig = mWpa2EnterpriseConfig; |
| } else if (mWpa3EnterpriseConfig != null) { // WPA3-SuiteB network |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.SUITE_B_192); |
| configuration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.GCMP_256); |
| // TODO (b/113878056): Verify these params once we verify SuiteB configuration. |
| configuration.allowedGroupManagementCiphers.set( |
| WifiConfiguration.GroupMgmtCipher.BIP_GMAC_256); |
| configuration.allowedSuiteBCiphers.set( |
| WifiConfiguration.SuiteBCipher.ECDHE_ECDSA); |
| configuration.allowedSuiteBCiphers.set( |
| WifiConfiguration.SuiteBCipher.ECDHE_RSA); |
| configuration.requirePMF = true; |
| configuration.enterpriseConfig = mWpa3EnterpriseConfig; |
| } else if (mIsEnhancedOpen) { // OWE network |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.OWE); |
| // PMF mandatory. |
| configuration.requirePMF = true; |
| } else { // Open network |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE); |
| } |
| } |
| |
| /** |
| * Helper method to build WifiConfiguration object from the builder. |
| * @return Instance of {@link WifiConfiguration}. |
| */ |
| private WifiConfiguration buildWifiConfiguration() { |
| final WifiConfiguration wifiConfiguration = new WifiConfiguration(); |
| setDefaultsInWifiConfiguration(wifiConfiguration); |
| // WifiConfiguration.SSID needs quotes around unicode SSID. |
| if (mSsidPatternMatcher.getType() == PatternMatcher.PATTERN_LITERAL) { |
| wifiConfiguration.SSID = "\"" + mSsidPatternMatcher.getPath() + "\""; |
| } |
| if (mBssidPatternMatcher.second == MATCH_EXACT_BSSID_PATTERN_MASK) { |
| wifiConfiguration.BSSID = mBssidPatternMatcher.first.toString(); |
| } |
| setSecurityParamsInWifiConfiguration(wifiConfiguration); |
| wifiConfiguration.hiddenSSID = mIsHiddenSSID; |
| return wifiConfiguration; |
| } |
| |
| private boolean hasSetAnyPattern() { |
| return mSsidPatternMatcher != null || mBssidPatternMatcher != null; |
| } |
| |
| private void setMatchAnyPatternIfUnset() { |
| if (mSsidPatternMatcher == null) { |
| mSsidPatternMatcher = new PatternMatcher(MATCH_ALL_SSID_PATTERN_PATH, |
| PatternMatcher.PATTERN_SIMPLE_GLOB); |
| } |
| if (mBssidPatternMatcher == null) { |
| mBssidPatternMatcher = MATCH_ALL_BSSID_PATTERN; |
| } |
| } |
| |
| private boolean hasSetMatchNonePattern() { |
| if (mSsidPatternMatcher.getType() != PatternMatcher.PATTERN_PREFIX |
| && mSsidPatternMatcher.getPath().equals(MATCH_EMPTY_SSID_PATTERN_PATH)) { |
| return true; |
| } |
| if (mBssidPatternMatcher.equals(MATCH_NO_BSSID_PATTERN1)) { |
| return true; |
| } |
| if (mBssidPatternMatcher.equals(MATCH_NO_BSSID_PATTERN2)) { |
| return true; |
| } |
| return false; |
| } |
| |
| private boolean hasSetMatchAllPattern() { |
| if ((mSsidPatternMatcher.match(MATCH_EMPTY_SSID_PATTERN_PATH)) |
| && mBssidPatternMatcher.equals(MATCH_ALL_BSSID_PATTERN)) { |
| return true; |
| } |
| return false; |
| } |
| |
| private void validateSecurityParams() { |
| int numSecurityTypes = 0; |
| numSecurityTypes += mIsEnhancedOpen ? 1 : 0; |
| numSecurityTypes += !TextUtils.isEmpty(mWpa2PskPassphrase) ? 1 : 0; |
| numSecurityTypes += !TextUtils.isEmpty(mWpa3SaePassphrase) ? 1 : 0; |
| numSecurityTypes += mWpa2EnterpriseConfig != null ? 1 : 0; |
| numSecurityTypes += mWpa3EnterpriseConfig != null ? 1 : 0; |
| if (numSecurityTypes > 1) { |
| throw new IllegalStateException("only one of setIsEnhancedOpen, setWpa2Passphrase," |
| + "setWpa3Passphrase, setWpa2EnterpriseConfig or setWpa3EnterpriseConfig" |
| + " can be invoked for network specifier"); |
| } |
| } |
| |
| /** |
| * Create a specifier object used to request a local Wi-Fi network. The generated |
| * {@link NetworkSpecifier} should be used in |
| * {@link NetworkRequest.Builder#setNetworkSpecifier(NetworkSpecifier)} when building |
| * the {@link NetworkRequest}. These specifiers can only be used to request a local wifi |
| * network (i.e no internet capability). So, the device will not switch it's default route |
| * to wifi if there are other transports (cellular for example) available. |
| *<p> |
| * Note: Apps can set a combination of network match params: |
| * <li> SSID Pattern using {@link #setSsidPattern(PatternMatcher)} OR Specific SSID using |
| * {@link #setSsid(String)}. </li> |
| * AND/OR |
| * <li> BSSID Pattern using {@link #setBssidPattern(MacAddress, MacAddress)} OR Specific |
| * BSSID using {@link #setBssid(MacAddress)} </li> |
| * to trigger connection to a network that matches the set params. |
| * The system will find the set of networks matching the request and present the user |
| * with a system dialog which will allow the user to select a specific Wi-Fi network to |
| * connect to or to deny the request. |
| *</p> |
| * |
| * For example: |
| * To connect to an open network with a SSID prefix of "test" and a BSSID OUI of "10:03:23": |
| * {@code |
| * final NetworkSpecifier specifier = |
| * new Builder() |
| * .setSsidPattern(new PatternMatcher("test", PatterMatcher.PATTERN_PREFIX)) |
| * .setBssidPattern(MacAddress.fromString("10:03:23:00:00:00"), |
| * MacAddress.fromString("ff:ff:ff:00:00:00")) |
| * .buildNetworkSpecifier() |
| * final NetworkRequest request = |
| * new NetworkRequest.Builder() |
| * .addTransportType(NetworkCapabilities.TRANSPORT_WIFI) |
| * .removeCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET) |
| * .setNetworkSpecifier(specifier) |
| * .build(); |
| * final ConnectivityManager connectivityManager = |
| * context.getSystemService(Context.CONNECTIVITY_SERVICE); |
| * final NetworkCallback networkCallback = new NetworkCallback() { |
| * ... |
| * {@literal @}Override |
| * void onAvailable(...) {} |
| * // etc. |
| * }; |
| * connectivityManager.requestNetwork(request, networkCallback); |
| * } |
| * |
| * @return Instance of {@link NetworkSpecifier}. |
| * @throws IllegalStateException on invalid params set. |
| */ |
| public NetworkSpecifier build() { |
| if (!hasSetAnyPattern()) { |
| throw new IllegalStateException("one of setSsidPattern/setSsid/setBssidPattern/" |
| + "setBssid should be invoked for specifier"); |
| } |
| setMatchAnyPatternIfUnset(); |
| if (hasSetMatchNonePattern()) { |
| throw new IllegalStateException("cannot set match-none pattern for specifier"); |
| } |
| if (hasSetMatchAllPattern()) { |
| throw new IllegalStateException("cannot set match-all pattern for specifier"); |
| } |
| if (mIsHiddenSSID && mSsidPatternMatcher.getType() != PatternMatcher.PATTERN_LITERAL) { |
| throw new IllegalStateException("setSsid should also be invoked when " |
| + "setIsHiddenSsid is invoked for network specifier"); |
| } |
| validateSecurityParams(); |
| |
| return new WifiNetworkSpecifier( |
| mSsidPatternMatcher, |
| mBssidPatternMatcher, |
| buildWifiConfiguration(), |
| Process.myUid(), |
| ActivityThread.currentApplication().getApplicationContext().getOpPackageName()); |
| } |
| } |
| |
| /** |
| * SSID pattern match specified by the app. |
| * @hide |
| */ |
| public final PatternMatcher ssidPatternMatcher; |
| |
| /** |
| * BSSID pattern match specified by the app. |
| * Pair of <BaseAddress, Mask>. |
| * @hide |
| */ |
| public final Pair<MacAddress, MacAddress> bssidPatternMatcher; |
| |
| /** |
| * Security credentials for the network. |
| * <p> |
| * Note: {@link WifiConfiguration#SSID} & {@link WifiConfiguration#BSSID} fields from |
| * WifiConfiguration are not used. Instead we use the {@link #ssidPatternMatcher} & |
| * {@link #bssidPatternMatcher} fields embedded directly |
| * within {@link WifiNetworkSpecifier}. |
| * @hide |
| */ |
| public final WifiConfiguration wifiConfiguration; |
| |
| /** |
| * The UID of the process initializing this network specifier. Validated by receiver using |
| * checkUidIfNecessary() and is used by satisfiedBy() to determine whether the specifier |
| * matches the offered network. |
| * @hide |
| */ |
| public final int requestorUid; |
| |
| /** |
| * The package name of the app initializing this network specifier. |
| * @hide |
| */ |
| public final String requestorPackageName; |
| |
| /** @hide */ |
| public WifiNetworkSpecifier() throws IllegalAccessException { |
| throw new IllegalAccessException("Use the builder to create an instance"); |
| } |
| |
| /** @hide */ |
| public WifiNetworkSpecifier(@NonNull PatternMatcher ssidPatternMatcher, |
| @NonNull Pair<MacAddress, MacAddress> bssidPatternMatcher, |
| @NonNull WifiConfiguration wifiConfiguration, |
| int requestorUid, @NonNull String requestorPackageName) { |
| checkNotNull(ssidPatternMatcher); |
| checkNotNull(bssidPatternMatcher); |
| checkNotNull(wifiConfiguration); |
| checkNotNull(requestorPackageName); |
| |
| this.ssidPatternMatcher = ssidPatternMatcher; |
| this.bssidPatternMatcher = bssidPatternMatcher; |
| this.wifiConfiguration = wifiConfiguration; |
| this.requestorUid = requestorUid; |
| this.requestorPackageName = requestorPackageName; |
| } |
| |
| public static final Creator<WifiNetworkSpecifier> CREATOR = |
| new Creator<WifiNetworkSpecifier>() { |
| @Override |
| public WifiNetworkSpecifier createFromParcel(Parcel in) { |
| PatternMatcher ssidPatternMatcher = in.readParcelable(/* classLoader */null); |
| MacAddress baseAddress = in.readParcelable(null); |
| MacAddress mask = in.readParcelable(null); |
| Pair<MacAddress, MacAddress> bssidPatternMatcher = |
| Pair.create(baseAddress, mask); |
| WifiConfiguration wifiConfiguration = in.readParcelable(null); |
| int requestorUid = in.readInt(); |
| String requestorPackageName = in.readString(); |
| return new WifiNetworkSpecifier(ssidPatternMatcher, bssidPatternMatcher, |
| wifiConfiguration, requestorUid, requestorPackageName); |
| } |
| |
| @Override |
| public WifiNetworkSpecifier[] newArray(int size) { |
| return new WifiNetworkSpecifier[size]; |
| } |
| }; |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| dest.writeParcelable(ssidPatternMatcher, flags); |
| dest.writeParcelable(bssidPatternMatcher.first, flags); |
| dest.writeParcelable(bssidPatternMatcher.second, flags); |
| dest.writeParcelable(wifiConfiguration, flags); |
| dest.writeInt(requestorUid); |
| dest.writeString(requestorPackageName); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash( |
| ssidPatternMatcher.getPath(), |
| ssidPatternMatcher.getType(), |
| bssidPatternMatcher, |
| wifiConfiguration.allowedKeyManagement, |
| requestorUid, requestorPackageName); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (!(obj instanceof WifiNetworkSpecifier)) { |
| return false; |
| } |
| WifiNetworkSpecifier lhs = (WifiNetworkSpecifier) obj; |
| return Objects.equals(this.ssidPatternMatcher.getPath(), |
| lhs.ssidPatternMatcher.getPath()) |
| && Objects.equals(this.ssidPatternMatcher.getType(), |
| lhs.ssidPatternMatcher.getType()) |
| && Objects.equals(this.bssidPatternMatcher, |
| lhs.bssidPatternMatcher) |
| && Objects.equals(this.wifiConfiguration.allowedKeyManagement, |
| lhs.wifiConfiguration.allowedKeyManagement) |
| && requestorUid == lhs.requestorUid |
| && TextUtils.equals(requestorPackageName, lhs.requestorPackageName); |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuilder() |
| .append("WifiNetworkSpecifier [") |
| .append(", SSID Match pattern=").append(ssidPatternMatcher) |
| .append(", BSSID Match pattern=").append(bssidPatternMatcher) |
| .append(", SSID=").append(wifiConfiguration.SSID) |
| .append(", BSSID=").append(wifiConfiguration.BSSID) |
| .append(", requestorUid=").append(requestorUid) |
| .append(", requestorPackageName=").append(requestorPackageName) |
| .append("]") |
| .toString(); |
| } |
| |
| /** @hide */ |
| @Override |
| public boolean satisfiedBy(NetworkSpecifier other) { |
| if (this == other) { |
| return true; |
| } |
| // Any generic requests should be satisifed by a specific wifi network. |
| if (other == null || other instanceof MatchAllNetworkSpecifier) { |
| return true; |
| } |
| if (other instanceof WifiNetworkAgentSpecifier) { |
| return ((WifiNetworkAgentSpecifier) other).satisfiesNetworkSpecifier(this); |
| } |
| // Specific requests are checked for equality although testing for equality of 2 patterns do |
| // not make much sense! |
| return equals(other); |
| } |
| |
| /** @hide */ |
| @Override |
| public void assertValidFromUid(int requestorUid) { |
| if (this.requestorUid != requestorUid) { |
| throw new SecurityException("mismatched UIDs"); |
| } |
| } |
| } |