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package com.mobius.software.iot.dal.crypto;
/**
* Mobius Software LTD
* Copyright 2018, Mobius Software LTD
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.List;
import java.util.Vector;
import org.bouncycastle.asn1.ASN1Encoding;
import org.bouncycastle.asn1.ASN1InputStream;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ocsp.OCSPResponse;
import org.bouncycastle.asn1.x509.Extensions;
import org.bouncycastle.asn1.x509.KeyUsage;
import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
import org.bouncycastle.crypto.Digest;
import org.bouncycastle.crypto.digests.MD5Digest;
import org.bouncycastle.crypto.digests.SHA1Digest;
import org.bouncycastle.crypto.digests.SHA224Digest;
import org.bouncycastle.crypto.digests.SHA256Digest;
import org.bouncycastle.crypto.digests.SHA384Digest;
import org.bouncycastle.crypto.digests.SHA512Digest;
import org.bouncycastle.crypto.macs.HMac;
import org.bouncycastle.crypto.params.AsymmetricKeyParameter;
import org.bouncycastle.crypto.params.DSAPublicKeyParameters;
import org.bouncycastle.crypto.params.ECPublicKeyParameters;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.crypto.params.RSAKeyParameters;
import org.bouncycastle.crypto.prng.RandomGenerator;
import org.bouncycastle.crypto.tls.AlertDescription;
import org.bouncycastle.crypto.tls.Certificate;
import org.bouncycastle.crypto.tls.CertificateStatus;
import org.bouncycastle.crypto.tls.CertificateStatusType;
import org.bouncycastle.crypto.tls.CipherSuite;
import org.bouncycastle.crypto.tls.CipherType;
import org.bouncycastle.crypto.tls.ClientCertificateType;
import org.bouncycastle.crypto.tls.EncryptionAlgorithm;
import org.bouncycastle.crypto.tls.ExporterLabel;
import org.bouncycastle.crypto.tls.ExtensionType;
import org.bouncycastle.crypto.tls.HashAlgorithm;
import org.bouncycastle.crypto.tls.MaxFragmentLength;
import org.bouncycastle.crypto.tls.NewSessionTicket;
import org.bouncycastle.crypto.tls.PRFAlgorithm;
import org.bouncycastle.crypto.tls.ProtocolVersion;
import org.bouncycastle.crypto.tls.SecurityParameters;
import org.bouncycastle.crypto.tls.SignatureAlgorithm;
import org.bouncycastle.crypto.tls.SignatureAndHashAlgorithm;
import org.bouncycastle.crypto.tls.SupplementalDataEntry;
import org.bouncycastle.crypto.tls.TlsContext;
import org.bouncycastle.crypto.tls.TlsExtensionsUtils;
import org.bouncycastle.crypto.tls.TlsFatalAlert;
import org.bouncycastle.crypto.tls.TlsHandshakeHash;
import org.bouncycastle.crypto.tls.TlsKeyExchange;
import org.bouncycastle.crypto.tls.TlsSignerCredentials;
import org.bouncycastle.crypto.util.PublicKeyFactory;
import org.bouncycastle.util.Arrays;
public class DtlsHelper
{
public static final byte[] EMPTY_BYTES = new byte[0];
public static final byte[] EMPTY_BYTES_WITH_LENGTH = new byte[] { 0x00 };
public static final Integer EXT_RenegotiationInfo = ExtensionType.renegotiation_info;
public static final Integer EXT_SessionTicket = ExtensionType.session_ticket;
public static final Integer EXT_encrypt_then_mac = ExtensionType.encrypt_then_mac;
public static final Integer EXT_extended_master_secret = ExtensionType.extended_master_secret;
public static final Integer EXT_heartbeat = ExtensionType.heartbeat;
public static final Integer EXT_max_fragment_length = ExtensionType.max_fragment_length;
public static final Integer EXT_padding = ExtensionType.padding;
public static final Integer EXT_server_name = ExtensionType.server_name;
public static final Integer EXT_status_request = ExtensionType.status_request;
public static final Integer EXT_truncated_hmac = ExtensionType.truncated_hmac;
public final static byte IPAD_BYTE = (byte)0x36;
public final static byte OPAD_BYTE = (byte)0x5C;
public static final byte[] IPAD = genPad(IPAD_BYTE, 48);
public static final byte[] OPAD = genPad(OPAD_BYTE, 48);
public static final Integer HANDSHAKE_MESSAGE_HEADER_LENGTH = 12;
public static final byte[][] SSL3_CONST = genSSL3Const();
private final static char[] hexArray = "0123456789ABCDEF".toCharArray();
public static byte[][] genSSL3Const()
{
int n = 10;
byte[][] arr = new byte[n][];
for (int i = 0; i < n; i++)
{
byte[] b = new byte[i + 1];
Arrays.fill(b, (byte)('A' + i));
arr[i] = b;
}
return arr;
}
public static short evaluateMaxFragmentLengthExtension(boolean resumedSession, Hashtable clientExtensions,Hashtable serverExtensions, short alertDescription) throws IOException
{
short maxFragmentLength = TlsExtensionsUtils.getMaxFragmentLengthExtension(serverExtensions);
if (maxFragmentLength >= 0)
{
if (!MaxFragmentLength.isValid(maxFragmentLength) || (!resumedSession && maxFragmentLength != TlsExtensionsUtils.getMaxFragmentLengthExtension(clientExtensions)))
throw new TlsFatalAlert(alertDescription);
}
return maxFragmentLength;
}
public static int getCipherType(int ciphersuite) throws IOException
{
switch (getEncryptionAlgorithm(ciphersuite))
{
case EncryptionAlgorithm.AES_128_CCM:
case EncryptionAlgorithm.AES_128_CCM_8:
case EncryptionAlgorithm.AES_128_GCM:
case EncryptionAlgorithm.AES_128_OCB_TAGLEN96:
case EncryptionAlgorithm.AES_256_CCM:
case EncryptionAlgorithm.AES_256_CCM_8:
case EncryptionAlgorithm.AES_256_GCM:
case EncryptionAlgorithm.AES_256_OCB_TAGLEN96:
case EncryptionAlgorithm.CAMELLIA_128_GCM:
case EncryptionAlgorithm.CAMELLIA_256_GCM:
case EncryptionAlgorithm.CHACHA20_POLY1305:
return CipherType.aead;
case EncryptionAlgorithm.RC2_CBC_40:
case EncryptionAlgorithm.IDEA_CBC:
case EncryptionAlgorithm.DES40_CBC:
case EncryptionAlgorithm.DES_CBC:
case EncryptionAlgorithm._3DES_EDE_CBC:
case EncryptionAlgorithm.AES_128_CBC:
case EncryptionAlgorithm.AES_256_CBC:
case EncryptionAlgorithm.CAMELLIA_128_CBC:
case EncryptionAlgorithm.CAMELLIA_256_CBC:
case EncryptionAlgorithm.SEED_CBC:
return CipherType.block;
case EncryptionAlgorithm.NULL:
case EncryptionAlgorithm.RC4_40:
case EncryptionAlgorithm.RC4_128:
return CipherType.stream;
default:
throw new TlsFatalAlert(AlertDescription.internal_error);
}
}
public static int getEncryptionAlgorithm(int ciphersuite) throws IOException
{
switch (ciphersuite)
{
case CipherSuite.TLS_DH_anon_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_PSK_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_RSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA:
case CipherSuite.TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA:
return EncryptionAlgorithm._3DES_EDE_CBC;
case CipherSuite.TLS_DH_anon_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_DH_anon_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_DH_DSS_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_DH_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_anon_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_PSK_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_PSK_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_RSA_PSK_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA:
case CipherSuite.TLS_SRP_SHA_WITH_AES_128_CBC_SHA:
return EncryptionAlgorithm.AES_128_CBC;
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CCM:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM:
case CipherSuite.TLS_PSK_WITH_AES_128_CCM:
case CipherSuite.TLS_RSA_WITH_AES_128_CCM:
return EncryptionAlgorithm.AES_128_CCM;
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_PSK_DHE_WITH_AES_128_CCM_8:
case CipherSuite.TLS_PSK_WITH_AES_128_CCM_8:
case CipherSuite.TLS_RSA_WITH_AES_128_CCM_8:
return EncryptionAlgorithm.AES_128_CCM_8;
case CipherSuite.TLS_DH_anon_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256:
return EncryptionAlgorithm.AES_128_GCM;
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_PSK_WITH_AES_128_OCB:
return EncryptionAlgorithm.AES_128_OCB_TAGLEN96;
case CipherSuite.TLS_DH_anon_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_DH_anon_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_DH_DSS_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_DH_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_DHE_DSS_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_ECDH_anon_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_PSK_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_RSA_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA:
case CipherSuite.TLS_SRP_SHA_WITH_AES_256_CBC_SHA:
return EncryptionAlgorithm.AES_256_CBC;
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CCM:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM:
case CipherSuite.TLS_PSK_WITH_AES_256_CCM:
case CipherSuite.TLS_RSA_WITH_AES_256_CCM:
return EncryptionAlgorithm.AES_256_CCM;
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8:
case CipherSuite.TLS_PSK_DHE_WITH_AES_256_CCM_8:
case CipherSuite.TLS_PSK_WITH_AES_256_CCM_8:
case CipherSuite.TLS_RSA_WITH_AES_256_CCM_8:
return EncryptionAlgorithm.AES_256_CCM_8;
case CipherSuite.TLS_DH_anon_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_DSS_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DHE_DSS_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_RSA_WITH_AES_256_GCM_SHA384:
return EncryptionAlgorithm.AES_256_GCM;
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_AES_256_OCB:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_AES_256_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_AES_256_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_AES_256_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_AES_256_OCB:
case CipherSuite.DRAFT_TLS_PSK_WITH_AES_256_OCB:
return EncryptionAlgorithm.AES_256_OCB_TAGLEN96;
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_CBC_SHA:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256:
return EncryptionAlgorithm.CAMELLIA_128_CBC;
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256:
return EncryptionAlgorithm.CAMELLIA_128_GCM;
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_CBC_SHA:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384:
return EncryptionAlgorithm.CAMELLIA_256_CBC;
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384:
return EncryptionAlgorithm.CAMELLIA_256_GCM;
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256:
return EncryptionAlgorithm.CHACHA20_POLY1305;
case CipherSuite.TLS_RSA_WITH_NULL_MD5:
return EncryptionAlgorithm.NULL;
case CipherSuite.TLS_DHE_PSK_WITH_NULL_SHA:
case CipherSuite.TLS_ECDH_anon_WITH_NULL_SHA:
case CipherSuite.TLS_ECDH_ECDSA_WITH_NULL_SHA:
case CipherSuite.TLS_ECDH_RSA_WITH_NULL_SHA:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_NULL_SHA:
case CipherSuite.TLS_ECDHE_PSK_WITH_NULL_SHA:
case CipherSuite.TLS_ECDHE_RSA_WITH_NULL_SHA:
case CipherSuite.TLS_PSK_WITH_NULL_SHA:
case CipherSuite.TLS_RSA_PSK_WITH_NULL_SHA:
case CipherSuite.TLS_RSA_WITH_NULL_SHA:
return EncryptionAlgorithm.NULL;
case CipherSuite.TLS_DHE_PSK_WITH_NULL_SHA256:
case CipherSuite.TLS_ECDHE_PSK_WITH_NULL_SHA256:
case CipherSuite.TLS_PSK_WITH_NULL_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_NULL_SHA256:
case CipherSuite.TLS_RSA_WITH_NULL_SHA256:
return EncryptionAlgorithm.NULL;
case CipherSuite.TLS_DHE_PSK_WITH_NULL_SHA384:
case CipherSuite.TLS_ECDHE_PSK_WITH_NULL_SHA384:
case CipherSuite.TLS_PSK_WITH_NULL_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_NULL_SHA384:
return EncryptionAlgorithm.NULL;
case CipherSuite.TLS_DH_anon_WITH_RC4_128_MD5:
case CipherSuite.TLS_RSA_WITH_RC4_128_MD5:
return EncryptionAlgorithm.RC4_128;
case CipherSuite.TLS_DHE_PSK_WITH_RC4_128_SHA:
case CipherSuite.TLS_ECDH_anon_WITH_RC4_128_SHA:
case CipherSuite.TLS_ECDH_ECDSA_WITH_RC4_128_SHA:
case CipherSuite.TLS_ECDH_RSA_WITH_RC4_128_SHA:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA:
case CipherSuite.TLS_ECDHE_PSK_WITH_RC4_128_SHA:
case CipherSuite.TLS_ECDHE_RSA_WITH_RC4_128_SHA:
case CipherSuite.TLS_PSK_WITH_RC4_128_SHA:
case CipherSuite.TLS_RSA_WITH_RC4_128_SHA:
case CipherSuite.TLS_RSA_PSK_WITH_RC4_128_SHA:
return EncryptionAlgorithm.RC4_128;
case CipherSuite.TLS_DH_anon_WITH_SEED_CBC_SHA:
case CipherSuite.TLS_DH_DSS_WITH_SEED_CBC_SHA:
case CipherSuite.TLS_DH_RSA_WITH_SEED_CBC_SHA:
case CipherSuite.TLS_DHE_DSS_WITH_SEED_CBC_SHA:
case CipherSuite.TLS_DHE_RSA_WITH_SEED_CBC_SHA:
case CipherSuite.TLS_RSA_WITH_SEED_CBC_SHA:
return EncryptionAlgorithm.SEED_CBC;
default:
throw new TlsFatalAlert(AlertDescription.internal_error);
}
}
public static int getPRFAlgorithm(ProtocolVersion version, int ciphersuite) throws IOException
{
boolean isTLSv12 = ProtocolVersion.TLSv12.isEqualOrEarlierVersionOf(version.getEquivalentTLSVersion());
switch (ciphersuite)
{
case CipherSuite.TLS_DH_anon_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_anon_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_anon_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CCM:
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_AES_128_OCB:
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CCM:
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_AES_256_OCB:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_AES_128_OCB:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_AES_256_OCB:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_AES_128_OCB:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_AES_256_OCB:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_AES_256_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_AES_256_OCB:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_PSK_DHE_WITH_AES_128_CCM_8:
case CipherSuite.TLS_PSK_DHE_WITH_AES_256_CCM_8:
case CipherSuite.TLS_PSK_WITH_AES_128_CCM:
case CipherSuite.TLS_PSK_WITH_AES_128_CCM_8:
case CipherSuite.TLS_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_PSK_WITH_AES_128_OCB:
case CipherSuite.TLS_PSK_WITH_AES_256_CCM:
case CipherSuite.TLS_PSK_WITH_AES_256_CCM_8:
case CipherSuite.DRAFT_TLS_PSK_WITH_AES_256_OCB:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_128_CCM:
case CipherSuite.TLS_RSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_256_CCM:
case CipherSuite.TLS_RSA_WITH_AES_256_CCM_8:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_NULL_SHA256:
if (isTLSv12)
return PRFAlgorithm.tls_prf_sha256;
throw new TlsFatalAlert(AlertDescription.illegal_parameter);
case CipherSuite.TLS_DH_anon_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DH_DSS_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DH_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_DSS_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384:
if (isTLSv12)
return PRFAlgorithm.tls_prf_sha384;
throw new TlsFatalAlert(AlertDescription.illegal_parameter);
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_DHE_PSK_WITH_NULL_SHA384:
case CipherSuite.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_PSK_WITH_NULL_SHA384:
case CipherSuite.TLS_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_PSK_WITH_NULL_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_NULL_SHA384:
if (isTLSv12)
return PRFAlgorithm.tls_prf_sha384;
return PRFAlgorithm.tls_prf_legacy;
default:
if (isTLSv12)
return PRFAlgorithm.tls_prf_sha256;
return PRFAlgorithm.tls_prf_legacy;
}
}
public static ProtocolVersion getMinimumVersion(int ciphersuite)
{
switch (ciphersuite)
{
case CipherSuite.TLS_DH_anon_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_anon_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_anon_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_anon_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DH_DSS_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DH_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CCM:
case CipherSuite.TLS_DHE_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_AES_128_OCB:
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CCM:
case CipherSuite.TLS_DHE_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_AES_256_OCB:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_AES_128_OCB:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8:
case CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_AES_256_OCB:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_AES_128_OCB:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_AES_256_OCB:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_AES_128_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_AES_256_OCB:
case CipherSuite.DRAFT_TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_AES_128_OCB:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_AES_256_OCB:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384:
case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_PSK_DHE_WITH_AES_128_CCM_8:
case CipherSuite.TLS_PSK_DHE_WITH_AES_256_CCM_8:
case CipherSuite.TLS_PSK_WITH_AES_128_CCM:
case CipherSuite.TLS_PSK_WITH_AES_128_CCM_8:
case CipherSuite.TLS_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.DRAFT_TLS_PSK_WITH_AES_128_OCB:
case CipherSuite.TLS_PSK_WITH_AES_256_CCM:
case CipherSuite.TLS_PSK_WITH_AES_256_CCM_8:
case CipherSuite.TLS_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_PSK_WITH_AES_256_OCB:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.DRAFT_TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_128_CCM:
case CipherSuite.TLS_RSA_WITH_AES_128_CCM_8:
case CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_AES_256_CCM:
case CipherSuite.TLS_RSA_WITH_AES_256_CCM_8:
case CipherSuite.TLS_RSA_WITH_AES_256_GCM_SHA384:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256:
case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384:
case CipherSuite.TLS_RSA_WITH_NULL_SHA256:
return ProtocolVersion.TLSv12;
default:
return ProtocolVersion.SSLv3;
}
}
public static Integer calculateExtensionsLength(Hashtable extensions) throws IOException
{
Integer length=0;
length+=calculateSelectedExtensionsLength(extensions, true);
length+=calculateSelectedExtensionsLength(extensions, false);
if((length & 0xFFFF) != length)
throw new TlsFatalAlert(AlertDescription.internal_error);
return length+2;
}
public static void writeExtensions(ByteBuf buffer, Hashtable extensions) throws IOException
{
Integer length=0;
length+=calculateSelectedExtensionsLength(extensions, true);
length+=calculateSelectedExtensionsLength(extensions, false);
if((length & 0xFFFF) != length)
throw new TlsFatalAlert(AlertDescription.internal_error);
buffer.writeShort(length);
writeSelectedExtensions(buffer, extensions, true);
writeSelectedExtensions(buffer, extensions, false);
}
public static Integer calculateSelectedExtensionsLength(Hashtable extensions, boolean selectEmpty) throws IOException
{
Integer length=0;
Enumeration keys = extensions.keys();
while (keys.hasMoreElements())
{
Integer key = keys.nextElement();
int extension_type = key.intValue();
byte[] extension_data = extensions.get(key);
if (selectEmpty == (extension_data.length == 0))
{
if((extension_type & 0xFFFF) != extension_type)
throw new TlsFatalAlert(AlertDescription.internal_error);
length+=4+extension_data.length;
}
}
return length;
}
public static void writeSelectedExtensions(ByteBuf output, Hashtable extensions, boolean selectEmpty) throws IOException
{
Enumeration keys = extensions.keys();
while (keys.hasMoreElements())
{
Integer key = keys.nextElement();
int extension_type = key.intValue();
byte[] extension_data = extensions.get(key);
if (selectEmpty == (extension_data.length == 0))
{
output.writeShort(extension_type);
output.writeShort(extension_data.length);
output.writeBytes(extension_data);
}
}
}
public static Hashtable readSelectedExtensions(ByteBuf output) throws IOException
{
int extentionsLength=output.readUnsignedShort();
Hashtable extensions = new Hashtable();
while (extentionsLength > 0)
{
Integer extension_type = output.readUnsignedShort();
byte[] extension_data = new byte[output.readUnsignedShort()];
output.readBytes(extension_data);
if (null != extensions.put(extension_type, extension_data))
throw new TlsFatalAlert(AlertDescription.illegal_parameter);
extentionsLength-=4+extension_data.length;
}
return extensions;
}
public static Integer calculateSupplementalDataLength(Vector supplementalData) throws IOException
{
Integer length=0;
for (int i = 0; i < supplementalData.size(); ++i)
{
SupplementalDataEntry entry = supplementalData.elementAt(i);
length+=4+entry.getData().length;
}
return length;
}
public static void writeSupplementalData(ByteBuf output, Vector supplementalData) throws IOException
{
for (int i = 0; i < supplementalData.size(); ++i)
{
SupplementalDataEntry entry = supplementalData.elementAt(i);
output.writeShort(entry.getDataType());
output.writeShort(entry.getData().length);
output.writeBytes(entry.getData());
}
}
public static Vector readSupplementalData(ByteBuf output) throws IOException
{
int suppDataLength=readUint24(output);
Vector result=new Vector();
while(suppDataLength>0)
{
int supp_data_type = output.readUnsignedShort();
byte[] data = new byte[output.readUnsignedShort()];
output.readBytes(data);
result.addElement(new SupplementalDataEntry(supp_data_type, data));
}
return result;
}
public static ByteBuf writeCertificate(short messageSequence,Certificate certificate)throws IOException
{
int totalLength = HANDSHAKE_MESSAGE_HEADER_LENGTH;
List derEncodings=new ArrayList();
for (int i = 0; i < certificate.getCertificateList().length; ++i)
{
byte[] derEncoding = certificate.getCertificateList()[i].getEncoded(ASN1Encoding.DER);
derEncodings.add(derEncoding);
totalLength += derEncoding.length + 3;
}
totalLength+=3;
ByteBuf output=Unpooled.buffer(totalLength);
totalLength-=HANDSHAKE_MESSAGE_HEADER_LENGTH;
DtlsHelper.writeHandshakeHeader(messageSequence,MessageType.CERTIFICATE,output,totalLength);
totalLength-=3;
output.writeByte((byte)(totalLength >>> 16));
output.writeByte((byte)(totalLength >>> 8));
output.writeByte((byte)totalLength);
for (int i = 0; i < derEncodings.size(); ++i)
{
byte[] curr=derEncodings.get(i);
output.writeByte((byte)(curr.length >>> 16));
output.writeByte((byte)(curr.length >>> 8));
output.writeByte((byte)curr.length);
output.writeBytes(curr);
}
return output;
}
public static ByteBuf writeCertificateList(short messageSequence,org.bouncycastle.asn1.x509.Certificate[] list)throws IOException
{
int totalLength = HANDSHAKE_MESSAGE_HEADER_LENGTH;
List derEncodings=new ArrayList();
for (int i = 0; i < list.length; ++i)
{
byte[] derEncoding = list[i].getEncoded(ASN1Encoding.DER);
derEncodings.add(derEncoding);
totalLength += derEncoding.length + 3;
}
ByteBuf output=Unpooled.buffer(totalLength+3);
totalLength-=HANDSHAKE_MESSAGE_HEADER_LENGTH;
DtlsHelper.writeHandshakeHeader(messageSequence,MessageType.CERTIFICATE,output,totalLength+3);
output.writeByte((byte)(totalLength >>> 16));
output.writeByte((byte)(totalLength >>> 8));
output.writeByte((byte)totalLength);
for (int i = 0; i < derEncodings.size(); ++i)
{
byte[] curr=derEncodings.get(i);
output.writeByte((byte)(curr.length >>> 16));
output.writeByte((byte)(curr.length >>> 8));
output.writeByte((byte)curr.length);
output.writeBytes(curr);
}
return output;
}
public static ByteBuf writeCertificateStatus(short messageSequence,CertificateStatus status) throws IOException
{
ByteBuf output;
switch (status.getStatusType())
{
case CertificateStatusType.ocsp:
byte[] derEncoding = ((OCSPResponse) status.getOCSPResponse()).getEncoded(ASN1Encoding.DER);
output=Unpooled.buffer(HANDSHAKE_MESSAGE_HEADER_LENGTH + derEncoding.length+4);
DtlsHelper.writeHandshakeHeader(messageSequence,MessageType.CERTIFICATE_STATUS,output,derEncoding.length+4);
output.writeByte(status.getStatusType());
output.writeByte((byte)(derEncoding.length >>> 16));
output.writeByte((byte)(derEncoding.length >>> 8));
output.writeByte((byte)derEncoding.length);
output.writeBytes(derEncoding);
break;
default:
throw new TlsFatalAlert(AlertDescription.internal_error);
}
return output;
}
public static Digest createHash(short hashAlgorithm)
{
switch (hashAlgorithm)
{
case HashAlgorithm.md5:
return new MD5Digest();
case HashAlgorithm.sha1:
return new SHA1Digest();
case HashAlgorithm.sha224:
return new SHA224Digest();
case HashAlgorithm.sha256:
return new SHA256Digest();
case HashAlgorithm.sha384:
return new SHA384Digest();
case HashAlgorithm.sha512:
return new SHA512Digest();
default:
throw new IllegalArgumentException("unknown HashAlgorithm");
}
}
public static Digest cloneHash(short hashAlgorithm, Digest hash)
{
switch (hashAlgorithm)
{
case HashAlgorithm.md5:
return new MD5Digest((MD5Digest)hash);
case HashAlgorithm.sha1:
return new SHA1Digest((SHA1Digest)hash);
case HashAlgorithm.sha224:
return new SHA224Digest((SHA224Digest)hash);
case HashAlgorithm.sha256:
return new SHA256Digest((SHA256Digest)hash);
case HashAlgorithm.sha384:
return new SHA384Digest((SHA384Digest)hash);
case HashAlgorithm.sha512:
return new SHA512Digest((SHA512Digest)hash);
default:
throw new IllegalArgumentException("unknown HashAlgorithm");
}
}
public static byte[] genPad(byte b, int count)
{
byte[] padding = new byte[count];
Arrays.fill(padding, b);
return padding;
}
public static Integer calculateNewTicketLength(NewSessionTicket ticket) throws IOException
{
return 6 + ticket.getTicket().length;
}
public static void writeNewTicket(ByteBuf buffer, NewSessionTicket ticket) throws IOException
{
buffer.writeInt((int)ticket.getTicketLifetimeHint());
buffer.writeShort(ticket.getTicket().length);
buffer.writeBytes(ticket.getTicket());
}
public static byte[] PRF(TlsContext context, byte[] secret, String asciiLabel, byte[] seed, int size)
{
ProtocolVersion version = context.getServerVersion();
if (version.isSSL())
{
throw new IllegalStateException("No PRF available for SSLv3 session");
}
byte[] label = asciiLabel.getBytes();
byte[] labelSeed = new byte[label.length + seed.length];
System.arraycopy(label, 0, labelSeed, 0, label.length);
System.arraycopy(seed, 0, labelSeed, label.length, seed.length);
int prfAlgorithm = context.getSecurityParameters().getPrfAlgorithm();
if (prfAlgorithm == PRFAlgorithm.tls_prf_legacy)
return PRF_legacy(secret, label, labelSeed, size);
Digest prfDigest=null;
switch (prfAlgorithm)
{
case PRFAlgorithm.tls_prf_legacy:
prfDigest = new CombinedHash();
break;
case PRFAlgorithm.tls_prf_sha256:
prfDigest = new SHA256Digest();
break;
case PRFAlgorithm.tls_prf_sha384:
prfDigest = new SHA384Digest();
break;
}
byte[] buf = new byte[size];
hmac_hash(prfDigest, secret, labelSeed, buf);
return buf;
}
public static void hmac_hash(Digest digest, byte[] secret, byte[] seed, byte[] out)
{
HMac mac = new HMac(digest);
mac.init(new KeyParameter(secret));
byte[] a = seed;
int size = digest.getDigestSize();
int iterations = (out.length + size - 1) / size;
byte[] buf = new byte[mac.getMacSize()];
byte[] buf2 = new byte[mac.getMacSize()];
for (int i = 0; i < iterations; i++)
{
mac.update(a, 0, a.length);
mac.doFinal(buf, 0);
a = buf;
mac.update(a, 0, a.length);
mac.update(seed, 0, seed.length);
mac.doFinal(buf2, 0);
System.arraycopy(buf2, 0, out, (size * i), Math.min(size, out.length - (size * i)));
}
}
public static byte[] calculateVerifyData(TlsContext context, String asciiLabel, byte[] handshakeHash)
{
if (context.getServerVersion().isSSL())
return handshakeHash;
SecurityParameters securityParameters = context.getSecurityParameters();
byte[] master_secret = securityParameters.getMasterSecret();
int verify_data_length = securityParameters.getVerifyDataLength();
return PRF(context, master_secret, asciiLabel, handshakeHash, verify_data_length);
}
public static void verifySupportedSignatureAlgorithm(Vector supportedSignatureAlgorithms, SignatureAndHashAlgorithm signatureAlgorithm) throws IOException
{
if (supportedSignatureAlgorithms == null || supportedSignatureAlgorithms.size() < 1 || supportedSignatureAlgorithms.size() >= (1 << 15))
throw new IllegalArgumentException("'supportedSignatureAlgorithms' must have length from 1 to (2^15 - 1)");
if (signatureAlgorithm == null)
throw new IllegalArgumentException("'signatureAlgorithm' cannot be null");
if (signatureAlgorithm.getSignature() != SignatureAlgorithm.anonymous)
{
for (int i = 0; i < supportedSignatureAlgorithms.size(); ++i)
{
SignatureAndHashAlgorithm entry = supportedSignatureAlgorithms.elementAt(i);
if (entry.getHash() == signatureAlgorithm.getHash() && entry.getSignature() == signatureAlgorithm.getSignature())
return;
}
}
throw new TlsFatalAlert(AlertDescription.illegal_parameter);
}
public static byte[] PRF_legacy(byte[] secret, byte[] label, byte[] labelSeed, int size)
{
int s_half = (secret.length + 1) / 2;
byte[] s1 = new byte[s_half];
byte[] s2 = new byte[s_half];
System.arraycopy(secret, 0, s1, 0, s_half);
System.arraycopy(secret, secret.length - s_half, s2, 0, s_half);
byte[] b1 = new byte[size];
byte[] b2 = new byte[size];
hmac_hash(createHash(HashAlgorithm.md5), s1, labelSeed, b1);
hmac_hash(createHash(HashAlgorithm.sha1), s2, labelSeed, b2);
for (int i = 0; i < size; i++)
{
b1[i] ^= b2[i];
}
return b1;
}
public static byte[] getCurrentPRFHash(TlsContext context, TlsHandshakeHash handshakeHash, byte[] sslSender)
{
Digest d = handshakeHash.forkPRFHash();
if (sslSender != null && context.getServerVersion().isSSL())
d.update(sslSender, 0, sslSender.length);
byte[] bs = new byte[d.getDigestSize()];
d.doFinal(bs, 0);
return bs;
}
public static short getClientCertificateType(Certificate clientCertificate, Certificate serverCertificate) throws IOException
{
if (clientCertificate.isEmpty())
return -1;
org.bouncycastle.asn1.x509.Certificate x509Cert = clientCertificate.getCertificateAt(0);
SubjectPublicKeyInfo keyInfo = x509Cert.getSubjectPublicKeyInfo();
try
{
AsymmetricKeyParameter publicKey = PublicKeyFactory.createKey(keyInfo);
if (publicKey.isPrivate())
throw new TlsFatalAlert(AlertDescription.internal_error);
if (publicKey instanceof RSAKeyParameters)
{
validateKeyUsage(x509Cert, KeyUsage.digitalSignature);
return ClientCertificateType.rsa_sign;
}
if (publicKey instanceof DSAPublicKeyParameters)
{
validateKeyUsage(x509Cert, KeyUsage.digitalSignature);
return ClientCertificateType.dss_sign;
}
if (publicKey instanceof ECPublicKeyParameters)
{
validateKeyUsage(x509Cert, KeyUsage.digitalSignature);
return ClientCertificateType.ecdsa_sign;
}
throw new TlsFatalAlert(AlertDescription.unsupported_certificate);
}
catch (Exception e)
{
throw new TlsFatalAlert(AlertDescription.unsupported_certificate, e);
}
}
public static void validateKeyUsage(org.bouncycastle.asn1.x509.Certificate c, int keyUsageBits) throws IOException
{
Extensions exts = c.getTBSCertificate().getExtensions();
if (exts != null)
{
KeyUsage ku = KeyUsage.fromExtensions(exts);
if (ku != null)
{
int bits = ku.getBytes()[0] & 0xff;
if ((bits & keyUsageBits) != keyUsageBits)
throw new TlsFatalAlert(AlertDescription.certificate_unknown);
}
}
}
public static void establishMasterSecret(AsyncDtlsSecurityParameters securityParameters, TlsContext context, TlsKeyExchange keyExchange) throws IOException
{
byte[] pre_master_secret = keyExchange.generatePremasterSecret();
try
{
securityParameters.setMasterSecret(calculateMasterSecret(securityParameters, context, pre_master_secret));
}
finally
{
if (pre_master_secret != null)
Arrays.fill(pre_master_secret, (byte)0);
}
}
public static byte[] calculateMasterSecret(AsyncDtlsSecurityParameters securityParameters, TlsContext context, byte[] pre_master_secret)
{
byte[] seed;
if (securityParameters.isExtendedMasterSecret())
seed = securityParameters.getSessionHash();
else
{
seed=new byte[securityParameters.getClientRandom().length + securityParameters.getServerRandom().length];
System.arraycopy(securityParameters.getClientRandom(), 0, seed, 0, securityParameters.getClientRandom().length);
System.arraycopy(securityParameters.getServerRandom(), 0, seed, securityParameters.getClientRandom().length, securityParameters.getServerRandom().length);
}
if (context.getServerVersion().isSSL())
return calculateMasterSecret_SSL(pre_master_secret, seed);
String asciiLabel = securityParameters.isExtendedMasterSecret() ? ExporterLabel.extended_master_secret : ExporterLabel.master_secret;
return PRF(context, pre_master_secret, asciiLabel, seed, 48);
}
public static byte[] calculateMasterSecret_SSL(byte[] pre_master_secret, byte[] random)
{
Digest md5 = createHash(HashAlgorithm.md5);
Digest sha1 = createHash(HashAlgorithm.sha1);
int md5Size = md5.getDigestSize();
byte[] shatmp = new byte[sha1.getDigestSize()];
byte[] rval = new byte[md5Size * 3];
int pos = 0;
for (int i = 0; i < 3; ++i)
{
byte[] ssl3Const = SSL3_CONST[i];
sha1.update(ssl3Const, 0, ssl3Const.length);
sha1.update(pre_master_secret, 0, pre_master_secret.length);
sha1.update(random, 0, random.length);
sha1.doFinal(shatmp, 0);
md5.update(pre_master_secret, 0, pre_master_secret.length);
md5.update(shatmp, 0, shatmp.length);
md5.doFinal(rval, pos);
pos += md5Size;
}
return rval;
}
public static ASN1Primitive readASN1Object(byte[] encoding) throws IOException
{
ASN1InputStream asn1 = new ASN1InputStream(encoding);
ASN1Primitive result = asn1.readObject();
asn1.close();
if (null == result)
{
throw new TlsFatalAlert(AlertDescription.decode_error);
}
if (null != asn1.readObject())
{
throw new TlsFatalAlert(AlertDescription.decode_error);
}
return result;
}
public static SignatureAndHashAlgorithm getSignatureAndHashAlgorithm(TlsContext context, TlsSignerCredentials signerCredentials) throws IOException
{
SignatureAndHashAlgorithm signatureAndHashAlgorithm = null;
if (ProtocolVersion.TLSv12.isEqualOrEarlierVersionOf(context.getServerVersion().getEquivalentTLSVersion()))
{
signatureAndHashAlgorithm = signerCredentials.getSignatureAndHashAlgorithm();
if (signatureAndHashAlgorithm == null)
throw new TlsFatalAlert(AlertDescription.internal_error);
}
return signatureAndHashAlgorithm;
}
public static SignatureAndHashAlgorithm parseSignatureAndHashAlgorithm(ByteBuf data) throws IOException
{
short hash = data.readUnsignedByte();
short signature = data.readUnsignedByte();
return new SignatureAndHashAlgorithm(hash, signature);
}
public static Vector parseSupportedSignatureAlgorithms(boolean allowAnonymous, ByteBuf data) throws IOException
{
int length = data.readUnsignedShort();
if (length < 2 || (length & 1) != 0)
throw new TlsFatalAlert(AlertDescription.decode_error);
int count = length / 2;
Vector supportedSignatureAlgorithms = new Vector(count);
for (int i = 0; i < count; ++i)
{
SignatureAndHashAlgorithm entry = parseSignatureAndHashAlgorithm(data);
if (!allowAnonymous && entry.getSignature() == SignatureAlgorithm.anonymous)
throw new TlsFatalAlert(AlertDescription.illegal_parameter);
supportedSignatureAlgorithms.addElement(entry);
}
return supportedSignatureAlgorithms;
}
public static Certificate parseCertificate(ByteBuf data) throws IOException
{
int totalLength = readUint24(data);
if (totalLength == 0)
return Certificate.EMPTY_CHAIN;
Vector certificate_list = new Vector();
while (data.readableBytes() > 0)
{
byte[] berEncoding = new byte[readUint24(data)];
data.readBytes(berEncoding);
ASN1Primitive asn1Cert = readASN1Object(berEncoding);
certificate_list.addElement(org.bouncycastle.asn1.x509.Certificate.getInstance(asn1Cert));
}
org.bouncycastle.asn1.x509.Certificate[] certificateList = new org.bouncycastle.asn1.x509.Certificate[certificate_list.size()];
for (int i = 0; i < certificate_list.size(); i++)
certificateList[i] = certificate_list.elementAt(i);
return new Certificate(certificateList);
}
public static CertificateStatus parseCertificateStatus(ByteBuf data) throws IOException
{
short status_type = data.readUnsignedByte();
Object response;
switch (status_type)
{
case CertificateStatusType.ocsp:
{
byte[] derEncoding = new byte[readUint24(data)];
data.readBytes(derEncoding);
ASN1InputStream asn1 = new ASN1InputStream(derEncoding);
ASN1Primitive result = asn1.readObject();
asn1.close();
if (null == result)
throw new TlsFatalAlert(AlertDescription.decode_error);
if (null != asn1.readObject())
throw new TlsFatalAlert(AlertDescription.decode_error);
response = OCSPResponse.getInstance(result);
break;
}
default:
throw new TlsFatalAlert(AlertDescription.decode_error);
}
return new CertificateStatus(status_type, response);
}
public static byte[] createRandomBlock(boolean useGMTUnixTime, RandomGenerator randomGenerator)
{
byte[] result = new byte[32];
randomGenerator.nextBytes(result);
if (useGMTUnixTime)
writeGMTUnixTime(result, 0);
return result;
}
public static void writeGMTUnixTime(byte[] buf, int offset)
{
int t = (int)(System.currentTimeMillis() / 1000L);
buf[offset] = (byte)(t >>> 24);
buf[offset + 1] = (byte)(t >>> 16);
buf[offset + 2] = (byte)(t >>> 8);
buf[offset + 3] = (byte)t;
}
public static int readUint24(ByteBuf buf)
{
int result=(buf.readShort()<<8);
result|=(buf.readByte() & 0x0FF);
return result;
}
public static long readUint48(ByteBuf buf)
{
long result=((long)buf.readInt())<<16;
result|=(long)(buf.readShort() & 0x0FFFF);
return result;
}
public static void writeUint48(Long value,ByteBuf buf)
{
buf.writeInt((int)((value>>16) & 0x0FFFFFFFF));
buf.writeShort((short)(value&0x0FFFF));
}
public static void writeHandshakeHeader(short messageSequence,MessageType messageType,ByteBuf buffer,int totalLength)
{
//message type
buffer.writeByte(messageType.getValue());
//length
buffer.writeByte((byte)(totalLength >>> 16));
buffer.writeByte((byte)(totalLength >>> 8));
buffer.writeByte((byte)totalLength);
//message sequence
buffer.writeShort(messageSequence);
//fragment offset
buffer.writeByte(0);
buffer.writeByte(0);
buffer.writeByte(0);
//fragment length
buffer.writeByte((byte)(totalLength >>> 16));
buffer.writeByte((byte)(totalLength >>> 8));
buffer.writeByte((byte)totalLength);
}
public static void writeHandshakeHeader(int fragmentOffset,int fragmentLength,short messageSequence,MessageType messageType,ByteBuf buffer,int totalLength)
{
//message type
buffer.writeByte(messageType.getValue());
//length
buffer.writeByte((byte)(totalLength >>> 16));
buffer.writeByte((byte)(totalLength >>> 8));
buffer.writeByte((byte)totalLength);
//message sequence
buffer.writeShort(messageSequence);
//fragment offset
buffer.writeByte((byte)(fragmentOffset >>> 16));
buffer.writeByte((byte)(fragmentOffset >>> 8));
buffer.writeByte((byte)fragmentOffset);
//fragment length
buffer.writeByte((byte)(fragmentLength >>> 16));
buffer.writeByte((byte)(fragmentLength >>> 8));
buffer.writeByte((byte)fragmentLength);
}
public static HandshakeHeader readHandshakeHeader(ByteBuf data)
{
MessageType messageType=MessageType.fromInt(data.readByte());
Integer totalLength=readUint24(data);
Short messageSequence=data.readShort();
Integer fragmentOffset=readUint24(data);
Integer fragmentLength=readUint24(data);
return new HandshakeHeader(fragmentOffset, fragmentLength, totalLength, messageType, messageSequence);
}
public static String bytesToHex(byte[] bytes)
{
char[] hexChars = new char[bytes.length * 2];
for ( int j = 0; j < bytes.length; j++ ) {
int v = bytes[j] & 0xFF;
hexChars[j * 2] = hexArray[v >>> 4];
hexChars[j * 2 + 1] = hexArray[v & 0x0F];
}
return new String(hexChars);
}
}
