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-rw-r--r--src/main/java/eu/siacs/conversations/Config.java26
-rw-r--r--src/main/java/eu/siacs/conversations/http/HttpConnection.java81
-rw-r--r--src/main/java/eu/siacs/conversations/services/AvatarService.java3
-rw-r--r--src/main/java/eu/siacs/conversations/utils/CryptoHelper.java21
-rw-r--r--src/main/java/eu/siacs/conversations/utils/UIHelper.java4
-rw-r--r--src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java7
6 files changed, 97 insertions, 45 deletions
diff --git a/src/main/java/eu/siacs/conversations/Config.java b/src/main/java/eu/siacs/conversations/Config.java
index 6fe13d93..b269dedf 100644
--- a/src/main/java/eu/siacs/conversations/Config.java
+++ b/src/main/java/eu/siacs/conversations/Config.java
@@ -29,6 +29,32 @@ public final class Config {
public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY / 2;
public static final int MAM_MAX_MESSAGES = 500;
+ public static final String ENABLED_CIPHERS[] = {
+ "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
+ "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
+ "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
+ "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
+ "TLS_ECDHE_RSA_AES_128_SHA",
+ "TLS_ECDHE_RSA_AES_256_SHA",
+
+ "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
+ "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
+ "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256",
+ "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
+
+ "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA",
+
+ // Fallback.
+ "TLS_RSA_WITH_AES_128_GCM_SHA256",
+ "TLS_RSA_WITH_AES_128_GCM_SHA384",
+ "TLS_RSA_WITH_AES_256_GCM_SHA256",
+ "TLS_RSA_WITH_AES_256_GCM_SHA384",
+ "TLS_RSA_WITH_AES_128_CBC_SHA256",
+ "TLS_RSA_WITH_AES_128_CBC_SHA384",
+ "TLS_RSA_WITH_AES_256_CBC_SHA256",
+ "TLS_RSA_WITH_AES_256_CBC_SHA384"
+ };
+
private Config() {
}
diff --git a/src/main/java/eu/siacs/conversations/http/HttpConnection.java b/src/main/java/eu/siacs/conversations/http/HttpConnection.java
index 8951de74..4bff5251 100644
--- a/src/main/java/eu/siacs/conversations/http/HttpConnection.java
+++ b/src/main/java/eu/siacs/conversations/http/HttpConnection.java
@@ -20,6 +20,7 @@ import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLHandshakeException;
+import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.X509TrustManager;
import eu.siacs.conversations.Config;
@@ -90,7 +91,7 @@ public class HttpConnection implements Downloadable {
if (this.message.getEncryption() == Message.ENCRYPTION_OTR
&& this.file.getKey() == null) {
this.message.setEncryption(Message.ENCRYPTION_NONE);
- }
+ }
checkFileSize(false);
} catch (MalformedURLException e) {
this.cancel();
@@ -124,33 +125,39 @@ public class HttpConnection implements Downloadable {
mXmppConnectionService.updateConversationUi();
}
- private void setupTrustManager(HttpsURLConnection connection,
- boolean interactive) {
- X509TrustManager trustManager;
- HostnameVerifier hostnameVerifier;
+ private void setupTrustManager(final HttpsURLConnection connection,
+ final boolean interactive) {
+ final X509TrustManager trustManager;
+ final HostnameVerifier hostnameVerifier;
if (interactive) {
trustManager = mXmppConnectionService.getMemorizingTrustManager();
hostnameVerifier = mXmppConnectionService
- .getMemorizingTrustManager().wrapHostnameVerifier(
- new StrictHostnameVerifier());
+ .getMemorizingTrustManager().wrapHostnameVerifier(
+ new StrictHostnameVerifier());
} else {
trustManager = mXmppConnectionService.getMemorizingTrustManager()
- .getNonInteractive();
+ .getNonInteractive();
hostnameVerifier = mXmppConnectionService
- .getMemorizingTrustManager()
- .wrapHostnameVerifierNonInteractive(
- new StrictHostnameVerifier());
+ .getMemorizingTrustManager()
+ .wrapHostnameVerifierNonInteractive(
+ new StrictHostnameVerifier());
}
try {
- SSLContext sc = SSLContext.getInstance("TLS");
+ final SSLContext sc = SSLContext.getInstance("TLS");
sc.init(null, new X509TrustManager[]{trustManager},
mXmppConnectionService.getRNG());
- connection.setSSLSocketFactory(sc.getSocketFactory());
+
+ final SSLSocketFactory sf = sc.getSocketFactory();
+ final String[] cipherSuites = CryptoHelper.getSupportedCipherSuites(
+ sf.getSupportedCipherSuites());
+ if (cipherSuites.length > 0) {
+ sc.getDefaultSSLParameters().setCipherSuites(cipherSuites);
+
+ }
+
+ connection.setSSLSocketFactory(sf);
connection.setHostnameVerifier(hostnameVerifier);
- } catch (KeyManagementException e) {
- return;
- } catch (NoSuchAlgorithmException e) {
- return;
+ } catch (final KeyManagementException | NoSuchAlgorithmException ignored) {
}
}
@@ -188,24 +195,24 @@ public class HttpConnection implements Downloadable {
}
private long retrieveFileSize() throws IOException,
- SSLHandshakeException {
- changeStatus(STATUS_CHECKING);
- HttpURLConnection connection = (HttpURLConnection) mUrl
- .openConnection();
- connection.setRequestMethod("HEAD");
- if (connection instanceof HttpsURLConnection) {
- setupTrustManager((HttpsURLConnection) connection, interactive);
- }
- connection.connect();
- String contentLength = connection.getHeaderField("Content-Length");
- if (contentLength == null) {
- throw new IOException();
- }
- try {
- return Long.parseLong(contentLength, 10);
- } catch (NumberFormatException e) {
- throw new IOException();
- }
+ SSLHandshakeException {
+ changeStatus(STATUS_CHECKING);
+ HttpURLConnection connection = (HttpURLConnection) mUrl
+ .openConnection();
+ connection.setRequestMethod("HEAD");
+ if (connection instanceof HttpsURLConnection) {
+ setupTrustManager((HttpsURLConnection) connection, interactive);
+ }
+ connection.connect();
+ String contentLength = connection.getHeaderField("Content-Length");
+ if (contentLength == null) {
+ throw new IOException();
+ }
+ try {
+ return Long.parseLong(contentLength, 10);
+ } catch (NumberFormatException e) {
+ throw new IOException();
+ }
}
}
@@ -234,7 +241,7 @@ public class HttpConnection implements Downloadable {
private void download() throws SSLHandshakeException, IOException {
HttpURLConnection connection = (HttpURLConnection) mUrl
- .openConnection();
+ .openConnection();
if (connection instanceof HttpsURLConnection) {
setupTrustManager((HttpsURLConnection) connection, interactive);
}
@@ -300,4 +307,4 @@ public class HttpConnection implements Downloadable {
public String getMimeType() {
return "";
}
-} \ No newline at end of file
+}
diff --git a/src/main/java/eu/siacs/conversations/services/AvatarService.java b/src/main/java/eu/siacs/conversations/services/AvatarService.java
index 3ac4462d..f28dc24e 100644
--- a/src/main/java/eu/siacs/conversations/services/AvatarService.java
+++ b/src/main/java/eu/siacs/conversations/services/AvatarService.java
@@ -212,7 +212,8 @@ public class AvatarService {
}
bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
- final String letter = name.isEmpty() ? "X" : name.substring(0,1);
+ final String trimmedName = name.trim();
+ final String letter = trimmedName.isEmpty() ? "X" : trimmedName.substring(0,1);
final int color = UIHelper.getColorForName(name);
drawTile(canvas, letter, color, 0, 0, size, size);
mXmppConnectionService.getBitmapCache().put(KEY, bitmap);
diff --git a/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java b/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java
index 7a36e2ba..48b0cdf3 100644
--- a/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java
@@ -2,12 +2,17 @@ package eu.siacs.conversations.utils;
import java.security.SecureRandom;
import java.text.Normalizer;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedHashSet;
-public class CryptoHelper {
+import eu.siacs.conversations.Config;
+
+public final class CryptoHelper {
public static final String FILETRANSFER = "?FILETRANSFERv1:";
- final protected static char[] hexArray = "0123456789abcdef".toCharArray();
- final protected static char[] vowels = "aeiou".toCharArray();
- final protected static char[] consonants = "bcdfghjklmnpqrstvwxyz".toCharArray();
+ private final static char[] hexArray = "0123456789abcdef".toCharArray();
+ private final static char[] vowels = "aeiou".toCharArray();
+ private final static char[] consonants = "bcdfghjklmnpqrstvwxyz".toCharArray();
final public static byte[] ONE = new byte[] { 0, 0, 0, 1 };
public static String bytesToHex(byte[] bytes) {
@@ -45,7 +50,7 @@ public class CryptoHelper {
return randomWord(3, random) + "." + randomWord(7, random);
}
- protected static String randomWord(int lenght, SecureRandom random) {
+ private static String randomWord(int lenght, SecureRandom random) {
StringBuilder builder = new StringBuilder(lenght);
for (int i = 0; i < lenght; ++i) {
if (i % 2 == 0) {
@@ -91,4 +96,10 @@ public class CryptoHelper {
builder.insert(35, " ");
return builder.toString();
}
+
+ public static String[] getSupportedCipherSuites(final String[] platformSupportedCipherSuites) {
+ final Collection<String> cipherSuites = new LinkedHashSet<>(Arrays.asList(Config.ENABLED_CIPHERS));
+ cipherSuites.retainAll(Arrays.asList(platformSupportedCipherSuites));
+ return cipherSuites.toArray(new String[cipherSuites.size()]);
+ }
}
diff --git a/src/main/java/eu/siacs/conversations/utils/UIHelper.java b/src/main/java/eu/siacs/conversations/utils/UIHelper.java
index ed1db287..b00447a4 100644
--- a/src/main/java/eu/siacs/conversations/utils/UIHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/UIHelper.java
@@ -212,9 +212,9 @@ public class UIHelper {
if (counterpart==null) {
return "";
} else if (!counterpart.isBareJid()) {
- return counterpart.getResourcepart();
+ return counterpart.getResourcepart().trim();
} else {
- return counterpart.toString();
+ return counterpart.toString().trim();
}
}
}
diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
index 30437575..6424b1d5 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -53,6 +53,7 @@ import eu.siacs.conversations.crypto.sasl.ScramSha1;
import eu.siacs.conversations.entities.Account;
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.Xmlns;
import eu.siacs.conversations.xml.Element;
@@ -514,6 +515,12 @@ public class XmppConnection implements Runnable {
supportedProtocols.remove("SSLv3");
supportProtocols = new String[supportedProtocols.size()];
supportedProtocols.toArray(supportProtocols);
+
+ final String[] cipherSuites = CryptoHelper.getSupportedCipherSuites(
+ sslSocket.getSupportedCipherSuites());
+ if (cipherSuites.length > 0) {
+ sslSocket.setEnabledCipherSuites(cipherSuites);
+ }
}
sslSocket.setEnabledProtocols(supportProtocols);