Fix for issue 3795 TLS fails adding/modifying large attribute. I'm going to...

dugan

16.47.2009 a7bb3925576c2c6bbe80f78ea97bcbabb43e6403

 opends/src/server/org/opends/server/extensions/TLSByteChannel.java

@@ -22,7 +22,7 @@
 * CDDL HEADER END
 *
 *
 *      Copyright 2008 Sun Microsystems, Inc.
 *      Copyright 2008-2009 Sun Microsystems, Inc.
 */
package org.opends.server.extensions;

@@ -70,7 +70,7 @@
    //Write encrypted
    private ByteBuffer netData, tempData;
    private int sslBufferSize, appBufSize;

    private boolean reading = false;

    //Map of cipher phrases to effective key size (bits). Taken from the
    //following RFCs: 5289, 4346, 3268,4132 and 4162.
@@ -203,8 +203,8 @@
     */
    public int read(ByteBuffer clearBuffer) throws IOException {
        SSLEngineResult.HandshakeStatus hsStatus;
        appData.clear();
        appNetData.clear();
        if(!reading)
          appNetData.clear();
        if(!socketChannel.isOpen())
            return -1;
        if(sslEngine.isInboundDone())
@@ -220,26 +220,27 @@
                    hsStatus == SSLEngineResult.HandshakeStatus.NEED_WRAP)
                doHandshakeRead(hsStatus);
            if(wrappedBytes == 0)
                return 0;
              return 0;
            while (appNetData.hasRemaining()) {
                appData.clear();
                SSLEngineResult res = sslEngine.unwrap(appNetData, appData);
                appData.flip();
                if(res.getStatus() != SSLEngineResult.Status.OK)
                if(res.getStatus() == SSLEngineResult.Status.BUFFER_UNDERFLOW) {
                  appNetData.compact();
                  reading = true;
                  break;
                } else  if(res.getStatus() != SSLEngineResult.Status.OK)
                    return -1;
                hsStatus = sslEngine.getHandshakeStatus();
                if (hsStatus == SSLEngineResult.HandshakeStatus.NEED_TASK ||
                        hsStatus == SSLEngineResult.HandshakeStatus.NEED_WRAP)
                    doHandshakeOp(hsStatus);
                int limit = appData.remaining();
                for(int i = 0; i < limit; i++) {
                    clearBuffer.put(appData.get());
                }
                clearBuffer.put(appData);
            }
            hsStatus = sslEngine.getHandshakeStatus();
        } while (hsStatus == SSLEngineResult.HandshakeStatus.NEED_TASK ||
                 hsStatus == SSLEngineResult.HandshakeStatus.NEED_WRAP);
        return clearBuffer.remaining();
                 hsStatus == SSLEngineResult.HandshakeStatus.NEED_WRAP );
        return clearBuffer.position();
    }

    /**