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-rw-r--r--src/main/java/eu/siacs/conversations/utils/SSLSocketHelper.java62
-rw-r--r--src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java61
2 files changed, 67 insertions, 56 deletions
diff --git a/src/main/java/eu/siacs/conversations/utils/SSLSocketHelper.java b/src/main/java/eu/siacs/conversations/utils/SSLSocketHelper.java
new file mode 100644
index 00000000..49e9a81a
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/utils/SSLSocketHelper.java
@@ -0,0 +1,62 @@
+package eu.siacs.conversations.utils;
+
+import java.lang.reflect.Method;
+import java.security.NoSuchAlgorithmException;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedList;
+
+import javax.net.ssl.SSLSocket;
+import javax.net.ssl.SSLSocketFactory;
+
+public class SSLSocketHelper {
+
+ public static void setSecurity(final SSLSocket sslSocket) throws NoSuchAlgorithmException {
+ final String[] supportProtocols;
+ final Collection<String> supportedProtocols = new LinkedList<>(
+ Arrays.asList(sslSocket.getSupportedProtocols()));
+ supportedProtocols.remove("SSLv3");
+ supportProtocols = supportedProtocols.toArray(new String[supportedProtocols.size()]);
+
+ sslSocket.setEnabledProtocols(supportProtocols);
+
+ final String[] cipherSuites = CryptoHelper.getOrderedCipherSuites(
+ sslSocket.getSupportedCipherSuites());
+ if (cipherSuites.length > 0) {
+ sslSocket.setEnabledCipherSuites(cipherSuites);
+ }
+ }
+
+ public static void setSNIHost(final SSLSocketFactory factory, final SSLSocket socket, final String hostname) {
+ if (factory instanceof android.net.SSLCertificateSocketFactory && android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1) {
+ ((android.net.SSLCertificateSocketFactory) factory).setHostname(socket, hostname);
+ } else {
+ try {
+ socket.getClass().getMethod("setHostname", String.class).invoke(socket, hostname);
+ } catch (Throwable e) {
+ // ignore any error, we just can't set the hostname...
+ }
+ }
+ }
+
+ public static void setAlpnProtocol(final SSLSocketFactory factory, final SSLSocket socket, final String protocol) {
+ try {
+ if (factory instanceof android.net.SSLCertificateSocketFactory && android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) {
+ // can't call directly because of @hide?
+ //((android.net.SSLCertificateSocketFactory)factory).setAlpnProtocols(new byte[][]{protocol.getBytes("UTF-8")});
+ android.net.SSLCertificateSocketFactory.class.getMethod("setAlpnProtocols", byte[][].class).invoke(socket, new Object[]{new byte[][]{protocol.getBytes("UTF-8")}});
+ } else {
+ final Method method = socket.getClass().getMethod("setAlpnProtocols", byte[].class);
+ // the concatenation of 8-bit, length prefixed protocol names, just one in our case...
+ // http://tools.ietf.org/html/draft-agl-tls-nextprotoneg-04#page-4
+ final byte[] protocolUTF8Bytes = protocol.getBytes("UTF-8");
+ final byte[] lengthPrefixedProtocols = new byte[protocolUTF8Bytes.length + 1];
+ lengthPrefixedProtocols[0] = (byte) protocol.length(); // cannot be over 255 anyhow
+ System.arraycopy(protocolUTF8Bytes, 0, lengthPrefixedProtocols, 1, protocolUTF8Bytes.length);
+ method.invoke(socket, new Object[]{lengthPrefixedProtocols});
+ }
+ } catch (Throwable e) {
+ // ignore any error, we just can't set the alpn protocol...
+ }
+ }
+}
diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
index be001a7f..01150b32 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -20,7 +20,6 @@ import org.xmlpull.v1.XmlPullParserException;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
-import java.lang.reflect.Method;
import java.math.BigInteger;
import java.net.ConnectException;
import java.net.IDN;
@@ -35,12 +34,9 @@ import java.security.Principal;
import java.security.PrivateKey;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Iterator;
-import java.util.LinkedList;
import java.util.List;
import java.util.Map.Entry;
@@ -66,6 +62,7 @@ import eu.siacs.conversations.generator.IqGenerator;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.utils.CryptoHelper;
import eu.siacs.conversations.utils.DNSHelper;
+import eu.siacs.conversations.utils.SSLSocketHelper;
import eu.siacs.conversations.utils.SocksSocketFactory;
import eu.siacs.conversations.utils.Xmlns;
import eu.siacs.conversations.xml.Element;
@@ -297,9 +294,9 @@ public class XmppConnection implements Runnable {
throw new IOException("could not initialize ssl socket");
}
- setSSLSocketSecurity((SSLSocket) socket);
- this.setSNIHost(tlsFactoryVerifier.factory, (SSLSocket) socket, account.getServer().getDomainpart());
- this.setAlpnProtocol(tlsFactoryVerifier.factory, (SSLSocket) socket, "xmpp-client");
+ SSLSocketHelper.setSecurity((SSLSocket) socket);
+ SSLSocketHelper.setSNIHost(tlsFactoryVerifier.factory, (SSLSocket) socket, account.getServer().getDomainpart());
+ SSLSocketHelper.setAlpnProtocol(tlsFactoryVerifier.factory, (SSLSocket) socket, "xmpp-client");
socket.connect(addr, Config.SOCKET_TIMEOUT * 1000);
@@ -377,39 +374,6 @@ public class XmppConnection implements Runnable {
return false;
}
- private void setSNIHost(final SSLSocketFactory factory, final SSLSocket socket, final String hostname) {
- if (factory instanceof android.net.SSLCertificateSocketFactory && android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1) {
- ((android.net.SSLCertificateSocketFactory) factory).setHostname(socket, hostname);
- } else {
- try {
- socket.getClass().getMethod("setHostname", String.class).invoke(socket, hostname);
- } catch (Throwable e) {
- // ignore any error, we just can't set the hostname...
- }
- }
- }
-
- private void setAlpnProtocol(final SSLSocketFactory factory, final SSLSocket socket, final String protocol) {
- try {
- if (factory instanceof android.net.SSLCertificateSocketFactory && android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) {
- // can't call directly because of @hide?
- //((android.net.SSLCertificateSocketFactory)factory).setAlpnProtocols(new byte[][]{protocol.getBytes("UTF-8")});
- android.net.SSLCertificateSocketFactory.class.getMethod("setAlpnProtocols", byte[][].class).invoke(socket, new Object[]{new byte[][]{protocol.getBytes("UTF-8")}});
- } else {
- final Method method = socket.getClass().getMethod("setAlpnProtocols", byte[].class);
- // the concatenation of 8-bit, length prefixed protocol names, just one in our case...
- // http://tools.ietf.org/html/draft-agl-tls-nextprotoneg-04#page-4
- final byte[] protocolUTF8Bytes = protocol.getBytes("UTF-8");
- final byte[] lengthPrefixedProtocols = new byte[protocolUTF8Bytes.length + 1];
- lengthPrefixedProtocols[0] = (byte) protocol.length(); // cannot be over 255 anyhow
- System.arraycopy(protocolUTF8Bytes, 0, lengthPrefixedProtocols, 1, protocolUTF8Bytes.length);
- method.invoke(socket, new Object[]{lengthPrefixedProtocols});
- }
- } catch (Throwable e) {
- // ignore any error, we just can't set the alpn protocol...
- }
- }
-
private static class TlsFactoryVerifier {
private final SSLSocketFactory factory;
private final HostnameVerifier verifier;
@@ -705,22 +669,7 @@ public class XmppConnection implements Runnable {
tagWriter.writeTag(startTLS);
}
- private void setSSLSocketSecurity(final SSLSocket sslSocket) throws NoSuchAlgorithmException {
- final String[] supportProtocols;
- final Collection<String> supportedProtocols = new LinkedList<>(
- Arrays.asList(sslSocket.getSupportedProtocols()));
- supportedProtocols.remove("SSLv3");
- supportProtocols = supportedProtocols.toArray(new String[supportedProtocols.size()]);
- sslSocket.setEnabledProtocols(supportProtocols);
-
- final String[] cipherSuites = CryptoHelper.getOrderedCipherSuites(
- sslSocket.getSupportedCipherSuites());
- //Log.d(Config.LOGTAG, "Using ciphers: " + Arrays.toString(cipherSuites));
- if (cipherSuites.length > 0) {
- sslSocket.setEnabledCipherSuites(cipherSuites);
- }
- }
private void switchOverToTls(final Tag currentTag) throws XmlPullParserException, IOException {
tagReader.readTag();
@@ -738,7 +687,7 @@ public class XmppConnection implements Runnable {
throw new IOException("could not initialize ssl socket");
}
- setSSLSocketSecurity(sslSocket);
+ SSLSocketHelper.setSecurity(sslSocket);
if (!tlsFactoryVerifier.verifier.verify(account.getServer().getDomainpart(), sslSocket.getSession())) {
Log.d(Config.LOGTAG,account.getJid().toBareJid()+": TLS certificate verification failed");