SMBUtil.writeInt8(this.mid, dst, dstIndex + 24);

        if (this.async) {
            SMBUtil.writeInt8(this.asyncId, dst, dstIndex + 32);
        } else {
            // 4 reserved
            SMBUtil.writeInt4(this.treeId, dst, dstIndex + 36);
        }
        SMBUtil.writeInt8(this.sessionId, dst, dstIndex + 40);

        return Smb2Constants.SMB2_HEADER_LENGTH;
    }

    /**

        byte[] buffer = new byte[28];

        // Fill resume key with test pattern
        for (int i = 0; i < 24; i++) {
            buffer[i] = (byte) (i + 1);
        }

        // Add context length (reserved) - 4 bytes
        buffer[24] = 0x00;
        buffer[25] = 0x00;
        buffer[26] = 0x00;
        buffer[27] = 0x00;

        // Decode
        int bytesConsumed = response.decode(buffer, 0, 28);

            SMBUtil.writeInt2(60, buffer, bufferIndex);
            // Flags (2 bytes)
            SMBUtil.writeInt2(SMB2_CLOSE_FLAG_POSTQUERY_ATTIB, buffer, bufferIndex + 2);
            // Reserved (4 bytes)
            SMBUtil.writeInt4(0, buffer, bufferIndex + 4);
            // Creation Time (8 bytes)
            long creationTime = System.currentTimeMillis() * 10000L + 116444736000000000L;

/*
 * Copyright (c) aQute SARL (2000, 2021). All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

  @Test fun closeReservedThrows() {
    assertFailsWith<IllegalArgumentException> {
      clientWriter.writeClose(1005, "Hello".encodeUtf8())
    }.also { expected ->
      assertThat(expected.message).isEqualTo("Code 1005 is reserved and may not be used.")
    }
  }

  @Test fun serverEmptyPing() {
    serverWriter.writePing(EMPTY)
    assertData("8900")
  }

  @Test fun clientEmptyPing() {
    clientWriter.writePing(EMPTY)

        }

        /** The return value of the operation */
        public int retval;
        /** The NetBIOS name of the server to connect to */
        public String system_name;
        /** Reserved parameter, must be set to 2 */
        public int unknown;
        /** The desired access rights to the SAM server */
        public int access_mask;
        /** The returned handle to the SAM server */

        }

        /** The return value of the operation */
        public int retval;
        /** The NetBIOS name of the server to connect to */
        public String system_name;
        /** Reserved parameter, must be set to 2 */
        public int unknown;
        /** The desired access rights to the SAM server */
        public int access_mask;
        /** The returned handle to the SAM server */

    int writeAndXWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        wordCount = writeParameterWordsWireFormat(dst, start + ANDX_OFFSET_OFFSET + 2);
        wordCount += 4; // for command, reserved, and offset
        dstIndex += wordCount + 1;
        wordCount /= 2;
        dst[start] = (byte) (wordCount & 0xFF);

        byteCount = writeBytesWireFormat(dst, dstIndex + 2);

- AWS S3's [reserved keywords](https://docs.aws.amazon.com/AmazonS3/latest/dev/s3-glacier-select-sql-reference-keyword-list.html) list is not yet respected.

      logger.fine(frameLog(false, streamId, length, type, flags))
    }
    require(length <= maxFrameSize) { "FRAME_SIZE_ERROR length > $maxFrameSize: $length" }
    require(streamId and 0x80000000.toInt() == 0) { "reserved bit set: $streamId" }
    sink.writeMedium(length)
    sink.writeByte(type and 0xff)
    sink.writeByte(flags and 0xff)
    sink.writeInt(streamId and 0x7fffffff)
  }

  @Throws(IOException::class)