| /* |
| * Copyright (C) 2012 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.http; |
| |
| import com.android.org.conscrypt.TrustManagerImpl; |
| |
| import java.security.cert.CertificateException; |
| import java.security.cert.X509Certificate; |
| import java.util.List; |
| |
| import javax.net.ssl.SSLParameters; |
| import javax.net.ssl.SSLSocket; |
| import javax.net.ssl.X509ExtendedTrustManager; |
| import javax.net.ssl.X509TrustManager; |
| |
| /** |
| * X509TrustManager wrapper exposing Android-added features. |
| * <p> |
| * The checkServerTrusted method allows callers to perform additional |
| * verification of certificate chains after they have been successfully verified |
| * by the platform. |
| * </p> |
| * <p> |
| * If the returned certificate list is not needed, see also |
| * {@code X509ExtendedTrustManager#checkServerTrusted(X509Certificate[], String, java.net.Socket)} |
| * where an {@link SSLSocket} can be used to verify the given hostname during |
| * handshake using |
| * {@code SSLParameters#setEndpointIdentificationAlgorithm(String)}. |
| * </p> |
| */ |
| public class X509TrustManagerExtensions { |
| |
| TrustManagerImpl mDelegate; |
| |
| /** |
| * Constructs a new X509TrustManagerExtensions wrapper. |
| * |
| * @param tm A {@link X509TrustManager} as returned by TrustManagerFactory.getInstance(); |
| * @throws IllegalArgumentException If tm is an unsupported TrustManager type. |
| */ |
| public X509TrustManagerExtensions(X509TrustManager tm) throws IllegalArgumentException { |
| if (tm instanceof TrustManagerImpl) { |
| mDelegate = (TrustManagerImpl) tm; |
| } else { |
| throw new IllegalArgumentException("tm is an instance of " + tm.getClass().getName() + |
| " which is not a supported type of X509TrustManager"); |
| } |
| } |
| |
| /** |
| * Verifies the given certificate chain. |
| * |
| * <p>See {@link X509TrustManager#checkServerTrusted(X509Certificate[], String)} for a |
| * description of the chain and authType parameters. The final parameter, host, should be the |
| * hostname of the server.</p> |
| * |
| * @throws CertificateException if the chain does not verify correctly. |
| * @return the properly ordered chain used for verification as a list of X509Certificates. |
| */ |
| public List<X509Certificate> checkServerTrusted(X509Certificate[] chain, String authType, |
| String host) throws CertificateException { |
| return mDelegate.checkServerTrusted(chain, authType, |
| new DelegatingSSLSession.HostnameWrap(host)); |
| } |
| |
| /** |
| * Checks whether a CA certificate is added by an user. |
| * |
| * <p>Since {@link X509TrustManager#checkServerTrusted} allows its parameter {@code chain} to |
| * chain up to user-added CA certificates, this method can be used to perform additional |
| * policies for user-added CA certificates. |
| * |
| * @return {@code true} to indicate that the certificate was added by the user, {@code false} |
| * otherwise. |
| */ |
| public boolean isUserAddedCertificate(X509Certificate cert) { |
| return mDelegate.isUserAddedCertificate(cert); |
| } |
| } |