Merge "Use a custom TrustedCertificateStore"

am: 95f15495a2

* commit '95f15495a2e3d8591fe4eeb25ae55e88da783274':
  Use a custom TrustedCertificateStore

core/java/android/security/net/config/NetworkSecurityTrustManager.java

@@ -46,17 +46,13 @@ public class NetworkSecurityTrustManager implements X509TrustManager {
             throw new NullPointerException("config must not be null");
         }
         mNetworkSecurityConfig = config;
-        // TODO: Create our own better KeyStoreImpl
         try {
+            TrustedCertificateStoreAdapter certStore = new TrustedCertificateStoreAdapter(config);
+            // Provide an empty KeyStore since TrustManagerImpl doesn't support null KeyStores.
+            // TrustManagerImpl will use certStore to lookup certificates.
             KeyStore store = KeyStore.getInstance(KeyStore.getDefaultType());
             store.load(null);
-            int certNum = 0;
-            for (TrustAnchor anchor : mNetworkSecurityConfig.getTrustAnchors()) {
-                store.setEntry(String.valueOf(certNum++),
-                        new KeyStore.TrustedCertificateEntry(anchor.certificate),
-                        null);
-            }
-            mDelegate = new TrustManagerImpl(store);
+            mDelegate = new TrustManagerImpl(store, null, certStore);
         } catch (GeneralSecurityException | IOException e) {
             throw new RuntimeException(e);
         }

core/java/android/security/net/config/TrustedCertificateStoreAdapter.java

@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2015 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.security.net.config;
+
+import java.io.File;
+import java.security.cert.Certificate;
+import java.security.cert.X509Certificate;
+import java.util.Date;
+import java.util.Set;
+
+import com.android.org.conscrypt.TrustedCertificateStore;
+
+/** @hide */
+public class TrustedCertificateStoreAdapter extends TrustedCertificateStore {
+    private final NetworkSecurityConfig mConfig;
+
+    public TrustedCertificateStoreAdapter(NetworkSecurityConfig config) {
+        mConfig = config;
+    }
+
+    @Override
+    public X509Certificate findIssuer(X509Certificate cert) {
+        TrustAnchor anchor = mConfig.findTrustAnchorByIssuerAndSignature(cert);
+        if (anchor == null) {
+            return null;
+        }
+        return anchor.certificate;
+    }
+
+    @Override
+    public X509Certificate getTrustAnchor(X509Certificate cert) {
+        TrustAnchor anchor = mConfig.findTrustAnchorBySubjectAndPublicKey(cert);
+        if (anchor == null) {
+            return null;
+        }
+        return anchor.certificate;
+    }
+
+    @Override
+    public boolean isUserAddedCertificate(X509Certificate cert) {
+        // isUserAddedCertificate is used only for pinning overrides, so use overridesPins here.
+        TrustAnchor anchor = mConfig.findTrustAnchorBySubjectAndPublicKey(cert);
+        if (anchor == null) {
+            return false;
+        }
+        return anchor.overridesPins;
+    }
+
+    @Override
+    public File getCertificateFile(File dir, X509Certificate x) {
+        // getCertificateFile is only used for tests, do not support it here.
+        throw new UnsupportedOperationException();
+    }
+
+    // The methods below are exposed in TrustedCertificateStore but not used by conscrypt, do not
+    // support them.
+
+    @Override
+    public Certificate getCertificate(String alias) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Certificate getCertificate(String alias, boolean includeDeletedSystem) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Date getCreationDate(String alias) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Set<String> aliases() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Set<String> userAliases() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Set<String> allSystemAliases() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean containsAlias(String alias) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public String getCertificateAlias(Certificate c) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public String getCertificateAlias(Certificate c, boolean includeDeletedSystem) {
+        throw new UnsupportedOperationException();
+    }
+}