// Write context header
        SMBUtil.writeInt4(0, dst, dstIndex); // Next (offset to next context, 0 for last)
        dstIndex += 4;

        SMBUtil.writeInt2(16, dst, dstIndex); // NameOffset (from start of context)
        dstIndex += 2;

        SMBUtil.writeInt2(4, dst, dstIndex); // NameLength
        dstIndex += 2;

        SMBUtil.writeInt2(0, dst, dstIndex); // Reserved
        dstIndex += 2;

        int start = dstIndex;

        // Compression count (2 bytes)
        SMBUtil.writeInt2(this.compressionAlgorithms.length, dst, dstIndex);
        dstIndex += 2;

        // Padding (2 bytes)
        SMBUtil.writeInt2(0, dst, dstIndex);
        dstIndex += 2;

        // Flags (4 bytes)
        SMBUtil.writeInt4(this.flags, dst, dstIndex);
        dstIndex += 4;

        int idx = 0;
        SMBUtil.writeInt2(minVersion, data, idx);
        idx += 2;
        SMBUtil.writeInt2(maxVersion, data, idx);
        idx += 2;
        SMBUtil.writeInt2(negotiatedVersion, data, idx);
        idx += 2;
        SMBUtil.writeInt2(reserved, data, idx);
        idx += 2;
        SMBUtil.writeInt2(creditsGranted, data, idx);
        idx += 2;

        final int start = dstIndex;

        SMBUtil.writeInt2(this.negotiated.getNegotiatedSendBufferSize(), dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.negotiated.getNegotiatedMpxCount(), dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(getConfig().getVcNumber(), dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.negotiated.getNegotiatedSessionKey(), dst, dstIndex);

        // Write context header
        SMBUtil.writeInt4(0, dst, dstIndex); // Next (offset to next context, 0 for last)
        dstIndex += 4;

        SMBUtil.writeInt2(16, dst, dstIndex); // NameOffset (from start of context)
        dstIndex += 2;

        SMBUtil.writeInt2(4, dst, dstIndex); // NameLength
        dstIndex += 2;

        SMBUtil.writeInt2(0, dst, dstIndex); // Reserved
        dstIndex += 2;

        SMBUtil.writeInt2(this.totalParameterCount, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.totalDataCount, dst, dstIndex);
        dstIndex += 2;
        if (this.getCommand() != SMB_COM_TRANSACTION_SECONDARY) {
            SMBUtil.writeInt2(this.maxParameterCount, dst, dstIndex);
            dstIndex += 2;
            SMBUtil.writeInt2(this.maxDataCount, dst, dstIndex);

        dstIndex += 2;
        SMBUtil.writeInt2(this.token != null ? this.token.length : 0, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt8(this.previousSessionId, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt2(dstIndex - getHeaderStart(), dst, offsetOffset);

        dstIndex += pad8(dstIndex);

        if (this.token != null) {

    }

    @Override
    int writeParametersWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt2(SMB_FILE_BASIC_INFO, dst, dstIndex);
        dstIndex += 2;
        writeInt2(0, dst, dstIndex);
        dstIndex += 2;

        return dstIndex - start;
    }

    @Override

        buf[1] = 0x66; // andxCommand
        ServerMessageBlock.writeInt2(50, buf, 3); // andxOffset
        ServerMessageBlock.writeInt2(20, buf, 9); // byteCount for main block

        // At offset 50, the implementation writes andx.wordCount (0) to buffer
        // Then reads byteCount at offset 51
        ServerMessageBlock.writeInt2(20, buf, 51);

        int n = block.readAndXWireFormat(buf, 0);

        final int start = dstIndex;

        writeInt2(searchAttributes, dst, dstIndex);
        dstIndex += 2;
        writeInt2(LIST_COUNT, dst, dstIndex);
        dstIndex += 2;
        writeInt2(flags, dst, dstIndex);
        dstIndex += 2;
        writeInt2(informationLevel, dst, dstIndex);
        dstIndex += 2;
        writeInt4(searchStorageType, dst, dstIndex);
        dstIndex += 4;