int inputOffset = SMBUtil.readInt4(buffer, bufferIndex) + getHeaderStart();
        bufferIndex += 4;

        int inputCount = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        int outputOffset = SMBUtil.readInt4(buffer, bufferIndex) + getHeaderStart();
        bufferIndex += 4;

        int outputCount = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

    }

    int decode( byte[] buf, int bi ) {
        allow = buf[bi++] == (byte)0x00;
        flags = buf[bi++] & 0xFF;
        int size = ServerMessageBlock.readInt2(buf, bi);
        bi += 2;
        access = ServerMessageBlock.readInt4(buf, bi);
        bi += 4;
        sid = new SID(buf, bi);
        return size;
    }

    void appendCol(StringBuffer sb, String str, int width) {

        bufferIndex += 8;
        this.endOfFile = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.allocationSize = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.extFileAttributes = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        int fileNameLength = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // Read total allocation units.
        this.alloc = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;

        // read caller available allocation units
        this.free = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;

        // skip actual free units
        bufferIndex += 8;

        this.sectPerAlloc = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        int start = bufferIndex;
        this.alloc = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;

        this.free = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;

        this.sectPerAlloc = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.bytesPerSect = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        int start = bufferIndex;
        this.allocationSize = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.endOfFile = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.numberOfLinks = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.deletePending = ( buffer[ bufferIndex++ ] & 0xFF ) > 0;

        totalParameterCount = readInt4( buffer, bufferIndex );
        if( bufDataStart == 0 ) {
            bufDataStart = totalParameterCount;
        }
        bufferIndex += 4;
        totalDataCount = readInt4( buffer, bufferIndex );
        bufferIndex += 4;
        parameterCount = readInt4( buffer, bufferIndex );
        bufferIndex += 4;
        parameterOffset = readInt4( buffer, bufferIndex );
        bufferIndex += 4;

        bufferIndex += 4;
        this.parameterDisplacement = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        setDataCount(SMBUtil.readInt4(buffer, bufferIndex));
        bufferIndex += 4;
        this.dataOffset = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.dataDisplacement = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

    }


    public short readShort () throws IOException {
        align(2);
        return Short.reverseBytes(this.dis.readShort());
    }


    public int readInt () throws IOException {
        align(4);
        return Integer.reverseBytes(this.dis.readInt());
    }


    public long readLong () throws IOException {
        align(8);
        return Long.reverseBytes(this.dis.readLong());
    }

            SID groupId = pacStream.readId();

            // Groups information
            int groupCount = pacStream.readInt();
            int groupPointer = pacStream.readInt();

            // User flags about PAC Logon Info content
            this.userFlags = pacStream.readInt();
            boolean hasExtraSids = ( this.userFlags & PacConstants.LOGON_EXTRA_SIDS ) == PacConstants.LOGON_EXTRA_SIDS;