1 files changed, 0 insertions, 240 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/TlsExtensionsUtils.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/TlsExtensionsUtils.java
deleted file mode 100644
index 07ccb199e..000000000
--- a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/TlsExtensionsUtils.java
+++ /dev/null
@@ -1,240 +0,0 @@
-package org.spongycastle.crypto.tls;
-
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-import java.util.Hashtable;
-
-import org.spongycastle.util.Integers;
-
-public class TlsExtensionsUtils
-{
-    public static final Integer EXT_heartbeat = Integers.valueOf(ExtensionType.heartbeat);
-    public static final Integer EXT_max_fragment_length = Integers.valueOf(ExtensionType.max_fragment_length);
-    public static final Integer EXT_server_name = Integers.valueOf(ExtensionType.server_name);
-    public static final Integer EXT_status_request = Integers.valueOf(ExtensionType.status_request);
-    public static final Integer EXT_truncated_hmac = Integers.valueOf(ExtensionType.truncated_hmac);
-
-    public static Hashtable ensureExtensionsInitialised(Hashtable extensions)
-    {
-        return extensions == null ? new Hashtable() : extensions;
-    }
-
-    public static void addHeartbeatExtension(Hashtable extensions, HeartbeatExtension heartbeatExtension)
-        throws IOException
-    {
-        extensions.put(EXT_heartbeat, createHeartbeatExtension(heartbeatExtension));
-    }
-
-    public static void addMaxFragmentLengthExtension(Hashtable extensions, short maxFragmentLength)
-        throws IOException
-    {
-        extensions.put(EXT_max_fragment_length, createMaxFragmentLengthExtension(maxFragmentLength));
-    }
-
-    public static void addServerNameExtension(Hashtable extensions, ServerNameList serverNameList)
-        throws IOException
-    {
-        extensions.put(EXT_server_name, createServerNameExtension(serverNameList));
-    }
-
-    public static void addStatusRequestExtension(Hashtable extensions, CertificateStatusRequest statusRequest)
-        throws IOException
-    {
-        extensions.put(EXT_status_request, createStatusRequestExtension(statusRequest));
-    }
-
-    public static void addTruncatedHMacExtension(Hashtable extensions)
-    {
-        extensions.put(EXT_truncated_hmac, createTruncatedHMacExtension());
-    }
-
-    public static HeartbeatExtension getHeartbeatExtension(Hashtable extensions)
-        throws IOException
-    {
-        byte[] extensionData = TlsUtils.getExtensionData(extensions, EXT_heartbeat);
-        return extensionData == null ? null : readHeartbeatExtension(extensionData);
-    }
-
-    public static short getMaxFragmentLengthExtension(Hashtable extensions)
-        throws IOException
-    {
-        byte[] extensionData = TlsUtils.getExtensionData(extensions, EXT_max_fragment_length);
-        return extensionData == null ? -1 : readMaxFragmentLengthExtension(extensionData);
-    }
-
-    public static ServerNameList getServerNameExtension(Hashtable extensions)
-        throws IOException
-    {
-        byte[] extensionData = TlsUtils.getExtensionData(extensions, EXT_server_name);
-        return extensionData == null ? null : readServerNameExtension(extensionData);
-    }
-
-    public static CertificateStatusRequest getStatusRequestExtension(Hashtable extensions)
-        throws IOException
-    {
-        byte[] extensionData = TlsUtils.getExtensionData(extensions, EXT_status_request);
-        return extensionData == null ? null : readStatusRequestExtension(extensionData);
-    }
-
-    public static boolean hasTruncatedHMacExtension(Hashtable extensions) throws IOException
-    {
-        byte[] extensionData = TlsUtils.getExtensionData(extensions, EXT_truncated_hmac);
-        return extensionData == null ? false : readTruncatedHMacExtension(extensionData);
-    }
-
-    public static byte[] createEmptyExtensionData()
-    {
-        return TlsUtils.EMPTY_BYTES;
-    }
-
-    public static byte[] createHeartbeatExtension(HeartbeatExtension heartbeatExtension)
-        throws IOException
-    {
-        if (heartbeatExtension == null)
-        {
-            throw new TlsFatalAlert(AlertDescription.internal_error);
-        }
-
-        ByteArrayOutputStream buf = new ByteArrayOutputStream();
-
-        heartbeatExtension.encode(buf);
-
-        return buf.toByteArray();
-    }
-
-    public static byte[] createMaxFragmentLengthExtension(short maxFragmentLength)
-        throws IOException
-    {
-        if (!MaxFragmentLength.isValid(maxFragmentLength))
-        {
-            throw new TlsFatalAlert(AlertDescription.internal_error);
-        }
-
-        return new byte[]{ (byte)maxFragmentLength };
-    }
-
-    public static byte[] createServerNameExtension(ServerNameList serverNameList)
-        throws IOException
-    {
-        if (serverNameList == null)
-        {
-            throw new TlsFatalAlert(AlertDescription.internal_error);
-        }
-        
-        ByteArrayOutputStream buf = new ByteArrayOutputStream();
-        
-        serverNameList.encode(buf);
-
-        return buf.toByteArray();
-    }
-
-    public static byte[] createStatusRequestExtension(CertificateStatusRequest statusRequest)
-        throws IOException
-    {
-        if (statusRequest == null)
-        {
-            throw new TlsFatalAlert(AlertDescription.internal_error);
-        }
-
-        ByteArrayOutputStream buf = new ByteArrayOutputStream();
-
-        statusRequest.encode(buf);
-
-        return buf.toByteArray();
-    }
-
-    public static byte[] createTruncatedHMacExtension()
-    {
-        return createEmptyExtensionData();
-    }
-
-    public static HeartbeatExtension readHeartbeatExtension(byte[] extensionData)
-        throws IOException
-    {
-        if (extensionData == null)
-        {
-            throw new IllegalArgumentException("'extensionData' cannot be null");
-        }
-
-        ByteArrayInputStream buf = new ByteArrayInputStream(extensionData);
-
-        HeartbeatExtension heartbeatExtension = HeartbeatExtension.parse(buf);
-
-        TlsProtocol.assertEmpty(buf);
-
-        return heartbeatExtension;
-    }
-
-    public static short readMaxFragmentLengthExtension(byte[] extensionData)
-        throws IOException
-    {
-        if (extensionData == null)
-        {
-            throw new IllegalArgumentException("'extensionData' cannot be null");
-        }
-
-        if (extensionData.length != 1)
-        {
-            throw new TlsFatalAlert(AlertDescription.decode_error);
-        }
-
-        short maxFragmentLength = (short)extensionData[0];
-
-        if (!MaxFragmentLength.isValid(maxFragmentLength))
-        {
-            throw new TlsFatalAlert(AlertDescription.illegal_parameter);
-        }
-
-        return maxFragmentLength;
-    }
-
-    public static ServerNameList readServerNameExtension(byte[] extensionData)
-        throws IOException
-    {
-        if (extensionData == null)
-        {
-            throw new IllegalArgumentException("'extensionData' cannot be null");
-        }
-
-        ByteArrayInputStream buf = new ByteArrayInputStream(extensionData);
-
-        ServerNameList serverNameList = ServerNameList.parse(buf);
-
-        TlsProtocol.assertEmpty(buf);
-
-        return serverNameList;
-    }
-
-    public static CertificateStatusRequest readStatusRequestExtension(byte[] extensionData)
-        throws IOException
-    {
-        if (extensionData == null)
-        {
-            throw new IllegalArgumentException("'extensionData' cannot be null");
-        }
-
-        ByteArrayInputStream buf = new ByteArrayInputStream(extensionData);
-
-        CertificateStatusRequest statusRequest = CertificateStatusRequest.parse(buf);
-
-        TlsProtocol.assertEmpty(buf);
-
-        return statusRequest;
-    }
-
-    private static boolean readTruncatedHMacExtension(byte[] extensionData) throws IOException
-    {
-        if (extensionData == null)
-        {
-            throw new IllegalArgumentException("'extensionData' cannot be null");
-        }
-
-        if (extensionData.length != 0)
-        {
-            throw new TlsFatalAlert(AlertDescription.illegal_parameter);
-        }
-
-        return true;
-    }
-}