diff options
author | yfriedman@chromium.org <yfriedman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-04-24 01:34:41 +0000 |
---|---|---|
committer | yfriedman@chromium.org <yfriedman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-04-24 01:34:41 +0000 |
commit | b47feba236493f2e541d27e728f8978841353733 (patch) | |
tree | f6717d00ec3d9d598562fa46febe234e9f8e7321 /net/android | |
parent | 774d5f4c12771c3e5c439f74560be308e2e3fc34 (diff) | |
download | chromium_src-b47feba236493f2e541d27e728f8978841353733.zip chromium_src-b47feba236493f2e541d27e728f8978841353733.tar.gz chromium_src-b47feba236493f2e541d27e728f8978841353733.tar.bz2 |
Update net/android/network_library.cc with fresher code.
Also adds it to the build to ensure it doesn't suffer bit-rot again, and
include Java-side component.
Review URL: http://codereview.chromium.org/10171009
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@133591 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'net/android')
-rw-r--r-- | net/android/java/org/chromium/net/AndroidNetworkLibrary.java | 144 | ||||
-rw-r--r-- | net/android/network_library.cc | 83 | ||||
-rw-r--r-- | net/android/network_library.h | 8 |
3 files changed, 178 insertions, 57 deletions
diff --git a/net/android/java/org/chromium/net/AndroidNetworkLibrary.java b/net/android/java/org/chromium/net/AndroidNetworkLibrary.java new file mode 100644 index 0000000..699a3a4 --- /dev/null +++ b/net/android/java/org/chromium/net/AndroidNetworkLibrary.java @@ -0,0 +1,144 @@ +// Copyright (c) 2012 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +package org.chromium.net; + +import android.content.ActivityNotFoundException; +import android.content.Context; +import android.content.Intent; +import android.util.Log; + +import org.chromium.base.CalledByNative; +import org.chromium.base.CalledByNativeUnchecked; + +import java.io.ByteArrayInputStream; +import java.net.URLConnection; +import java.security.KeyStore; +import java.security.KeyStoreException; +import java.security.NoSuchAlgorithmException; +import java.security.cert.CertificateException; +import java.security.cert.CertificateFactory; +import java.security.cert.X509Certificate; +import java.util.concurrent.atomic.AtomicReference; + +import javax.net.ssl.TrustManager; +import javax.net.ssl.TrustManagerFactory; +import javax.net.ssl.X509TrustManager; + +// This class implements net utilities required by the net component. +class AndroidNetworkLibrary { + private static final String TAG = "AndroidNetworkLibrary"; + + // Stores the key pair into the CertInstaller application. + @CalledByNative + static public boolean storeKeyPair(Context context, byte[] public_key, byte[] private_key) { + // This is based on android.security.Credentials.install() + // TODO(joth): Use KeyChain API instead of hard-coding constants here: + // http://crbug.com/124660 + try { + Intent intent = new Intent("android.credentials.INSTALL"); + intent.setClassName("com.android.certinstaller", + "com.android.certinstaller.CertInstallerMain"); + intent.putExtra("KEY", private_key); + intent.putExtra("PKEY", public_key); + intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + context.startActivity(intent); + return true; + } catch (ActivityNotFoundException e) { + Log.w(TAG, "could not store certificate: " + e); + } + return false; + } + + // Get the mime type (if any) that is associated with the file extension. + // Returns null if no corresponding mime type exists. + @CalledByNative + static public String getMimeTypeFromExtension(String extension) { + return URLConnection.guessContentTypeFromName("foo." + extension); + } + + /** + * Validate the server's certificate chain is trusted. + * @param certChain The ASN.1 DER encoded bytes for certificates. + * @param authType The key exchange algorithm name (e.g. RSA) + * @return true if the server is trusted + * @throws CertificateException,KeyStoreException,NoSuchAlgorithmException on error + * initializing the TrustManager or reading the certChain + */ + @CalledByNativeUnchecked + public static boolean verifyServerCertificates(byte[][] certChain, String authType) + throws CertificateException, KeyStoreException, NoSuchAlgorithmException { + if (certChain == null || certChain.length == 0 || certChain[0] == null) { + throw new IllegalArgumentException("Expected non-null and non-empty certificate " + + "chain passed as |certChain|. |certChain|=" + + certChain); + } + + ensureInitialized(); + X509Certificate[] serverCertificates = new X509Certificate[certChain.length]; + for (int i = 0; i < certChain.length; ++i) { + serverCertificates[i] = + (X509Certificate) sCertificateFactory.get().generateCertificate( + new ByteArrayInputStream(certChain[i])); + } + + try { + sDefaultTrustManager.get().checkServerTrusted(serverCertificates, authType); + return true; + } catch (CertificateException e) { + Log.i(TAG, "failed to validate the certificate chain, error: " + + e.getMessage()); + } + return false; + } + + // Default sources of authentication trust decisions and certificate object creation. + private static AtomicReference<X509TrustManager> sDefaultTrustManager = + new AtomicReference<X509TrustManager>(); + private static AtomicReference<CertificateFactory> sCertificateFactory = + new AtomicReference<CertificateFactory>(); + + /** + * Ensures that |sDefaultTrustManager| and |sCertificateFactory| are initialized. + * + * @throws CertificateException,KeyStoreException,NoSuchAlgorithmException on error initializing + * the TrustManager. + */ + private static void ensureInitialized() + throws CertificateException, KeyStoreException, NoSuchAlgorithmException { + // There could be a begin race creating two instances of these objects, which + // is harmless save for a bit of wasted effort. + if (sDefaultTrustManager.get() == null) { + sDefaultTrustManager.compareAndSet(null, createDefaultTrustManager()); + } + if (sCertificateFactory.get() == null) { + sCertificateFactory.compareAndSet(null, CertificateFactory.getInstance("X.509")); + } + } + + /* + * Creates a TrustManagerFactory and returns the X509TrustManager instance if one can be found. + * + * @throws CertificateException,KeyStoreException,NoSuchAlgorithmException on error initializing + * the TrustManager. + */ + private static X509TrustManager createDefaultTrustManager() + throws KeyStoreException, NoSuchAlgorithmException { + String algorithm = TrustManagerFactory.getDefaultAlgorithm(); + TrustManagerFactory tmf = TrustManagerFactory.getInstance(algorithm); + tmf.init((KeyStore) null); + TrustManager[] tms = tmf.getTrustManagers(); + X509TrustManager trustManager = findX509TrustManager(tms); + return trustManager; + } + + private static X509TrustManager findX509TrustManager(TrustManager[] tms) { + for (TrustManager tm : tms) { + if (tm instanceof X509TrustManager) { + return (X509TrustManager)tm; + } + } + return null; + } +} diff --git a/net/android/network_library.cc b/net/android/network_library.cc index 6fbcd30..24a065e 100644 --- a/net/android/network_library.cc +++ b/net/android/network_library.cc @@ -1,22 +1,22 @@ -// Copyright (c) 2010 The Chromium Authors. All rights reserved. +// Copyright (c) 2012 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "net/android/network_library.h" -#include "base/android/auto_jobject.h" #include "base/android/jni_android.h" #include "base/android/jni_array.h" #include "base/android/jni_string.h" +#include "base/android/scoped_java_ref.h" #include "base/logging.h" #include "jni/android_network_library_jni.h" using base::android::AttachCurrentThread; -using base::android::AutoJObject; -using base::android::CheckException; +using base::android::ClearException; using base::android::ConvertJavaStringToUTF8; using base::android::ConvertUTF8ToJavaString; using base::android::GetApplicationContext; +using base::android::ScopedJavaLocalRef; using base::android::ToJavaArrayOfByteArray; using base::android::ToJavaByteArray; @@ -24,41 +24,28 @@ namespace net { namespace android { VerifyResult VerifyX509CertChain(const std::vector<std::string>& cert_chain, - const std::string& hostname, const std::string& auth_type) { JNIEnv* env = AttachCurrentThread(); - if (!env) { - // TODO(husky): Maybe initialize the JVM in unit tests? + if (!env || !g_AndroidNetworkLibrary_verifyServerCertificates) { + // TODO(bulach): Remove when we initialize the JVM in unit tests. LOG(WARNING) << "JNI initialization failed"; return VERIFY_INVOCATION_ERROR; } - AutoJObject chain_byte_array = AutoJObject::FromLocalRef( - env, ToJavaArrayOfByteArray(env, cert_chain)); - DCHECK(chain_byte_array.obj()); + ScopedJavaLocalRef<jobjectArray> chain_byte_array = + ToJavaArrayOfByteArray(env, cert_chain); + DCHECK(!chain_byte_array.is_null()); - AutoJObject host_string = AutoJObject::FromLocalRef( - env, ConvertUTF8ToJavaString(env, hostname)); - DCHECK(host_string.obj()); + ScopedJavaLocalRef<jstring> auth_string = + ConvertUTF8ToJavaString(env, auth_type); + DCHECK(!auth_string.is_null()); - AutoJObject auth_string = AutoJObject::FromLocalRef( - env, ConvertUTF8ToJavaString(env, auth_type)); - DCHECK(auth_string.obj()); - - jint error = Java_AndroidNetworkLibrary_verifyServerCertificates( - env, static_cast<jobjectArray>(chain_byte_array.obj()), - static_cast<jstring>(host_string.obj()), - static_cast<jstring>(auth_string.obj())); + jboolean trusted = Java_AndroidNetworkLibrary_verifyServerCertificates( + env, chain_byte_array.obj(), auth_string.obj()); + if (ClearException(env)) + return VERIFY_INVOCATION_ERROR; - switch (error) { - case 0: - return VERIFY_OK; - case 1: - return VERIFY_BAD_HOSTNAME; - case 2: - return VERIFY_NO_TRUSTED_ROOT; - } - return VERIFY_INVOCATION_ERROR; + return trusted ? VERIFY_OK : VERIFY_NO_TRUSTED_ROOT; } bool StoreKeyPair(const uint8* public_key, @@ -66,36 +53,32 @@ bool StoreKeyPair(const uint8* public_key, const uint8* private_key, size_t private_len) { JNIEnv* env = AttachCurrentThread(); - AutoJObject public_array = AutoJObject::FromLocalRef( - env, ToJavaByteArray(env, public_key, public_len)); - AutoJObject private_array = AutoJObject::FromLocalRef( - env, ToJavaByteArray(env, private_key, private_len)); + ScopedJavaLocalRef<jbyteArray> public_array = + ToJavaByteArray(env, public_key, public_len); + ScopedJavaLocalRef<jbyteArray> private_array = + ToJavaByteArray(env, private_key, private_len); jboolean ret = Java_AndroidNetworkLibrary_storeKeyPair(env, - GetApplicationContext(), - static_cast<jbyteArray>(public_array.obj()), - static_cast<jbyteArray>(private_array.obj())); - if (CheckException(env) || !ret) { - LOG(WARNING) << "Call to Java_AndroidNetworkLibrary_storeKeyPair failed"; - return false; - } - return true; + GetApplicationContext(), public_array.obj(), private_array.obj()); + LOG_IF(WARNING, !ret) << + "Call to Java_AndroidNetworkLibrary_storeKeyPair failed"; + return ret; } bool GetMimeTypeFromExtension(const std::string& extension, std::string* result) { JNIEnv* env = AttachCurrentThread(); - AutoJObject extension_string = AutoJObject::FromLocalRef( - env, ConvertUTF8ToJavaString(env, extension)); - AutoJObject ret = AutoJObject::FromLocalRef( - env, Java_AndroidNetworkLibrary_getMimeTypeFromExtension( - env, static_cast<jstring>(extension_string.obj()))); + ScopedJavaLocalRef<jstring> extension_string = + ConvertUTF8ToJavaString(env, extension); + ScopedJavaLocalRef<jstring> ret = + Java_AndroidNetworkLibrary_getMimeTypeFromExtension( + env, extension_string.obj()); - if (CheckException(env) || !ret.obj()) { + if (!ret.obj()) { LOG(WARNING) << "Call to getMimeTypeFromExtension failed"; return false; } - *result = ConvertJavaStringToUTF8(env, static_cast<jstring>(ret.obj())); + *result = ConvertJavaStringToUTF8(ret); return true; } @@ -105,5 +88,3 @@ bool RegisterNetworkLibrary(JNIEnv* env) { } // namespace android } // namespace net - - diff --git a/net/android/network_library.h b/net/android/network_library.h index 0694de6..5e2b8ec 100644 --- a/net/android/network_library.h +++ b/net/android/network_library.h @@ -1,4 +1,4 @@ -// Copyright (c) 2010 The Chromium Authors. All rights reserved. +// Copyright (c) 2012 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. @@ -19,8 +19,6 @@ namespace android { enum VerifyResult { // Certificate verification was successful. VERIFY_OK, - // Certificate domain name doesn't match host name. - VERIFY_BAD_HOSTNAME, // Certificate verification was failed. There is no detail error information // given by Android API. VERIFY_NO_TRUSTED_ROOT, @@ -30,11 +28,9 @@ enum VerifyResult { // |cert_chain| is DER encoded chain of certificates, with the server's own // certificate listed first. -// |hostname| is validated against the supplied cert. |auth_type| is as per -// the Java X509Certificate.checkServerTrusted method. +// |auth_type| is as per the Java X509Certificate.checkServerTrusted method. VerifyResult VerifyX509CertChain(const std::vector<std::string>& cert_chain, - const std::string& hostname, const std::string& auth_type); // Helper for the <keygen> handler. Passes the DER-encoded key pair via |