| /* Finished.java -- SSL Finished message. |
| Copyright (C) 2006 Free Software Foundation, Inc. |
| |
| This file is a part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or (at |
| your option) any later version. |
| |
| GNU Classpath 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 |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; if not, write to the Free Software |
| Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 |
| USA |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.javax.net.ssl.provider; |
| |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| |
| import java.nio.ByteBuffer; |
| |
| final class Finished implements Handshake.Body |
| { |
| |
| // Fields. |
| // ------------------------------------------------------------------------- |
| |
| private final ByteBuffer buffer; |
| private final ProtocolVersion version; |
| |
| // Constructor. |
| // ------------------------------------------------------------------------- |
| |
| Finished (final ByteBuffer buffer, final ProtocolVersion version) |
| { |
| buffer.getClass (); |
| version.getClass (); |
| this.buffer = buffer; |
| this.version = version; |
| } |
| |
| // Instance methods. |
| // ------------------------------------------------------------------------- |
| |
| public int length () |
| { |
| if (version.compareTo(ProtocolVersion.TLS_1) >= 0) |
| return 12; |
| if (version == ProtocolVersion.SSL_3) |
| return 36; |
| throw new IllegalArgumentException ("length for this version unknown"); |
| } |
| |
| byte[] verifyData() |
| { |
| if (version.compareTo(ProtocolVersion.TLS_1) >= 0) |
| { |
| byte[] verify = new byte[12]; |
| buffer.position (0); |
| buffer.get (verify); |
| return verify; |
| } |
| throw new IllegalArgumentException ("not TLSv1.0 or later"); |
| } |
| |
| byte[] md5Hash() |
| { |
| if (version == ProtocolVersion.SSL_3) |
| { |
| byte[] md5 = new byte[16]; |
| buffer.position (0); |
| buffer.get (md5); |
| return md5; |
| } |
| throw new IllegalArgumentException ("not SSLv3"); |
| } |
| |
| byte[] shaHash() |
| { |
| if (version == ProtocolVersion.SSL_3) |
| { |
| byte[] sha = new byte[20]; |
| buffer.position (16); |
| buffer.get (sha); |
| return sha; |
| } |
| throw new IllegalArgumentException ("not SSLv3"); |
| } |
| |
| void setVerifyData (final byte[] verifyData, final int offset) |
| { |
| if (version == ProtocolVersion.SSL_3) |
| throw new IllegalArgumentException ("not TLSv1"); |
| buffer.position (0); |
| buffer.put (verifyData, offset, 12); |
| } |
| |
| void setMD5Hash (final byte[] md5, final int offset) |
| { |
| if (version != ProtocolVersion.SSL_3) |
| throw new IllegalArgumentException ("not SSLv3"); |
| buffer.position (0); |
| buffer.put (md5, offset, 16); |
| } |
| |
| void setShaHash (final byte[] sha, final int offset) |
| { |
| if (version != ProtocolVersion.SSL_3) |
| throw new IllegalArgumentException ("not SSLv3"); |
| buffer.position (16); |
| buffer.put (sha, offset, 20); |
| } |
| |
| public String toString () |
| { |
| return toString (null); |
| } |
| |
| public String toString (final String prefix) |
| { |
| StringWriter str = new StringWriter (); |
| PrintWriter out = new PrintWriter (str); |
| if (prefix != null) |
| out.print (prefix); |
| out.println ("struct {"); |
| if (prefix != null) |
| out.print (prefix); |
| if (version.compareTo(ProtocolVersion.TLS_1) >= 0) |
| { |
| out.print (" verifyData = "); |
| out.print (Util.toHexString (verifyData (), ':')); |
| } |
| else if (version == ProtocolVersion.SSL_3) |
| { |
| out.print (" md5 = "); |
| out.print (Util.toHexString (md5Hash (), ':')); |
| out.println (';'); |
| if (prefix != null) |
| out.print (prefix); |
| out.print (" sha = "); |
| out.print (Util.toHexString (shaHash (), ':')); |
| } |
| out.println (';'); |
| if (prefix != null) |
| out.print (prefix); |
| out.print ("} Finished;"); |
| return str.toString (); |
| } |
| } |