62 lines
2.1 KiB
Java
62 lines
2.1 KiB
Java
package eu.siacs.conversations.utils;
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import android.util.Log;
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import org.conscrypt.Conscrypt;
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import java.security.NoSuchAlgorithmException;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.LinkedList;
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import javax.net.ssl.SSLContext;
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import javax.net.ssl.SSLSession;
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import javax.net.ssl.SSLSocket;
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import eu.siacs.conversations.Config;
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import eu.siacs.conversations.entities.Account;
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public class SSLSocketHelper {
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public static void setSecurity(final SSLSocket sslSocket) {
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final String[] supportProtocols;
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final Collection<String> supportedProtocols = new LinkedList<>(
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Arrays.asList(sslSocket.getSupportedProtocols()));
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supportedProtocols.remove("SSLv3");
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supportProtocols = supportedProtocols.toArray(new String[supportedProtocols.size()]);
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sslSocket.setEnabledProtocols(supportProtocols);
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final String[] cipherSuites = CryptoHelper.getOrderedCipherSuites(
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sslSocket.getSupportedCipherSuites());
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if (cipherSuites.length > 0) {
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sslSocket.setEnabledCipherSuites(cipherSuites);
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}
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}
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public static void setHostname(final SSLSocket socket, final String hostname) {
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try {
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Conscrypt.setHostname(socket, hostname);
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} catch (IllegalArgumentException e) {
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Log.e(Config.LOGTAG, "unable to set SNI name on socket (" + hostname + ")", e);
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}
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}
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public static void setApplicationProtocol(final SSLSocket socket, final String protocol) {
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try {
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Conscrypt.setApplicationProtocols(socket, new String[]{protocol});
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} catch (IllegalArgumentException e) {
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Log.e(Config.LOGTAG, "unable to set ALPN on socket", e);
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}
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}
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public static SSLContext getSSLContext() throws NoSuchAlgorithmException {
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return SSLContext.getInstance("TLSv1.3");
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}
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public static void log(Account account, SSLSocket socket) {
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SSLSession session = socket.getSession();
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Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": protocol=" + session.getProtocol() + " cipher=" + session.getCipherSuite());
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}
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}
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