byte[] dst = new byte[100];
        int dstIndex = 10;

        // When
        int bytesWritten = transCallNamedPipe.writeDataWireFormat(dst, dstIndex);

        // Then
        assertEquals(dataLength, bytesWritten);
        byte[] expectedData = Arrays.copyOfRange(TEST_DATA, dataOffset, dataOffset + dataLength);
        byte[] writtenData = Arrays.copyOfRange(dst, dstIndex, dstIndex + dataLength);

     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        SMBUtil.writeInt4(this.capabilities, dst, dstIndex);
        dstIndex += 4;

        System.arraycopy(this.clientGuid, 0, dst, dstIndex, 16);
        dstIndex += 16;

        SMBUtil.writeInt2(this.securityMode, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.dialects.length, dst, dstIndex);

        dstIndex += 4;
        writeInt4(totalDataCount, dst, dstIndex);
        dstIndex += 4;
        if (command != SMB_COM_NT_TRANSACT_SECONDARY) {
            writeInt4(maxParameterCount, dst, dstIndex);
            dstIndex += 4;
            writeInt4(maxDataCount, dst, dstIndex);
            dstIndex += 4;
        }
        writeInt4(parameterCount, dst, dstIndex);
        dstIndex += 4;

    int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        dst[dstIndex] = subCommand;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        return 2;
    }

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

        writeInt2(maxReferralLevel, dst, dstIndex);
        dstIndex += 2;
        dstIndex += writeString(path, dst, dstIndex);

            dstIndex += 2;
            dst[dstIndex] = maxSetupCount;
            dstIndex++;
            dst[dstIndex++] = (byte) 0x00; // Reserved1
            writeInt2(flags, dst, dstIndex);
            dstIndex += 2;
            writeInt4(timeout, dst, dstIndex);
            dstIndex += 4;
            dst[dstIndex++] = (byte) 0x00; // Reserved2
            dst[dstIndex++] = (byte) 0x00;
        }

        dstIndex += 2;

        SMBUtil.writeInt2(24, dst, dstIndex); // DataOffset (from start of context)
        dstIndex += 2;

        SMBUtil.writeInt4(STRUCTURE_SIZE, dst, dstIndex); // DataLength
        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        dstIndex += 4;
        SMBUtil.writeInt4(this.totalDataCount, dst, dstIndex);
        dstIndex += 4;
        if (this.getCommand() != SMB_COM_NT_TRANSACT_SECONDARY) {
            SMBUtil.writeInt4(this.maxParameterCount, dst, dstIndex);
            dstIndex += 4;
            SMBUtil.writeInt4(this.maxDataCount, dst, dstIndex);
            dstIndex += 4;
        }

            passwordLength = 1;
        }

        dst[dstIndex] = disconnectTid ? (byte) 0x01 : (byte) 0x00;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        writeInt2(passwordLength, dst, dstIndex);
        return 4;
    }

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

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

        SMBUtil.writeInt2(24, dst, dstIndex); // DataOffset (from start of context)
        dstIndex += 2;

        SMBUtil.writeInt4(32, dst, dstIndex); // DataLength
        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

                dstIndex += this.passwordLength;
            }
        } else {
            // no password in tree connect
            dst[dstIndex++] = (byte) 0x00;
        }
        dstIndex += writeString(this.path, dst, dstIndex);
        try {
            System.arraycopy(this.service.getBytes("ASCII"), 0, dst, dstIndex, this.service.length());