bufferIndex += 4;
        this.messageLength = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.data = new byte[len - 16];
        if ( this.data.length > 0 ) {
            System.arraycopy(buffer, bufferIndex, this.data, 0, this.data.length);
        }
        return bufferIndex - start;
    }

        if(( dst.length - dstIndex ) < pipeDataLen ) {
            if( log.level >= 3 )
                log.println( "TransCallNamedPipe data too long for buffer" );
            return 0;
        }
        System.arraycopy( pipeData, pipeDataOff, dst, dstIndex, pipeDataLen );
        return pipeDataLen;
    }
    int readParametersWireFormat( byte[] buffer, int bufferIndex, int len ) {
        return 0;
    }

        } catch( UnsupportedEncodingException uee ) {
            return 0;
        }

        writeInt2( subCommand & 0xFF, dst, dstIndex );
        dstIndex += 2;
        System.arraycopy( descr, 0, dst, dstIndex, descr.length );
        dstIndex += descr.length;
        writeInt2( 0x0001, dst, dstIndex );
        dstIndex += 2;
        writeInt2( maxDataCount, dst, dstIndex );
        dstIndex += 2;

        if ( ( dst.length - dstIndex ) < this.pipeDataLen ) {
            log.debug("TransCallNamedPipe data too long for buffer");
            return 0;
        }
        System.arraycopy(this.pipeData, this.pipeDataOff, dst, dstIndex, this.pipeDataLen);
        return this.pipeDataLen;
    }


    @Override
    protected int readParametersWireFormat ( byte[] buffer, int bufferIndex, int len ) {

        if ( ( dst.length - dstIndex ) < this.pipeDataLen ) {
            log.debug("TransTransactNamedPipe data too long for buffer");
            return 0;
        }
        System.arraycopy(this.pipeData, this.pipeDataOff, dst, dstIndex, this.pipeDataLen);
        return this.pipeDataLen;
    }


    @Override
    protected int readParametersWireFormat ( byte[] buffer, int bufferIndex, int len ) {

        dstIndex += 4;
        SMBUtil.writeInt4( ( ( this.lockSequenceNumber & 0xF ) << 28 ) | ( this.lockSequenceIndex & 0x0FFFFFFF ), dst, dstIndex);
        dstIndex += 4;
        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        for ( Smb2Lock l : this.locks ) {
            dstIndex += l.encode(dst, dstIndex);
        }
        return dstIndex - start;
    }

    }


    @Override
    protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) {
        int start = bufferIndex;

        if ( this.isExtendedSecurity() ) {
            System.arraycopy(buffer, bufferIndex, this.blob, 0, this.blob.length);
            bufferIndex += this.blob.length;
        }

        this.nativeOs = readString(buffer, bufferIndex);

  int internalArrayStart() {
    return 0;
  }

  @Override
  int internalArrayEnd() {
    return array.length;
  }

  @Override
  int copyIntoArray(@Nullable Object[] dst, int dstOff) {
    System.arraycopy(array, 0, dst, dstOff, array.length);
    return dstOff + array.length;
  }

  // The fake cast to E is safe because the creation methods only allow E's
  @Override
  @SuppressWarnings("unchecked")

        synchronized (lock) {
            waitForContent();
            if (readPos != buffer.length) {
                int count = Math.min(length, buffer.length - readPos);
                System.arraycopy(buffer, readPos, dest, offset, count);
                readPos += count;
                return count;
            } else {
                // Closed
                return -1;
            }
        }
    }

        if ( this.dataLength + this.outputBufferOffset > this.outputBuffer.length ) {
            throw new SMBProtocolDecodingException("Buffer to small for read response");
        }
        System.arraycopy(buffer, dataStart, this.outputBuffer, this.outputBufferOffset, this.dataLength);
        bufferIndex = Math.max(bufferIndex, dataStart + this.dataLength);
        return bufferIndex - start;
    }

    /**