assertEquals(0, SMBUtil.readInt4(buffer, headerStart + 32)); // Channel
            assertEquals(500, SMBUtil.readInt4(buffer, headerStart + 36)); // Remaining bytes
            assertEquals(0, SMBUtil.readInt2(buffer, headerStart + 40)); // WriteChannelInfoOffset
            assertEquals(0, SMBUtil.readInt2(buffer, headerStart + 42)); // WriteChannelInfoLength

        System.arraycopy(SMBUtil.SMB2_HEADER, 0, dst, dstIndex, SMBUtil.SMB2_HEADER.length);

        SMBUtil.writeInt2(this.creditCharge, dst, dstIndex + 6);
        SMBUtil.writeInt2(this.command, dst, dstIndex + 12);
        SMBUtil.writeInt2(this.credit, dst, dstIndex + 14);
        SMBUtil.writeInt4(this.flags, dst, dstIndex + 16);
        SMBUtil.writeInt4(this.nextCommand, dst, dstIndex + 20);

        this.creationTime = SMBUtil.readTime(buffer, bufferIndex);
        bufferIndex += 8;
        this.lastAccessTime = SMBUtil.readTime(buffer, bufferIndex);
        bufferIndex += 8;
        this.lastWriteTime = SMBUtil.readTime(buffer, bufferIndex);
        bufferIndex += 8;
        this.changeTime = SMBUtil.readTime(buffer, bufferIndex);
        bufferIndex += 8;

        this.allocationSize = SMBUtil.readInt8(buffer, bufferIndex);

            byte[] buffer = new byte[64];
            SMBUtil.writeInt2(17, buffer, 0); // Structure size
            SMBUtil.writeInt2(0, buffer, 2); // Reserved
            SMBUtil.writeInt4(4096, buffer, 4); // Count
            SMBUtil.writeInt4(2048, buffer, 8); // Remaining
            SMBUtil.writeInt2(100, buffer, 12); // WriteChannelInfoOffset (ignored)
            SMBUtil.writeInt2(200, buffer, 14); // WriteChannelInfoLength (ignored)

            // Verify structure
            assertEquals(48, SMBUtil.readInt2(buffer, 0)); // Structure size
            assertEquals(1, SMBUtil.readInt2(buffer, 2)); // Lock count

            // Verify lock sequence (bits 4-7 are sequence number, bits 0-27 are index)
            int lockSequence = SMBUtil.readInt4(buffer, 4);
            assertEquals(0, lockSequence); // Default values

        boolean expectedDirectory = false;

        // Encode test data
        int offset = 0;
        SMBUtil.writeInt8(expectedAllocationSize, buffer, offset);
        offset += 8;
        SMBUtil.writeInt8(expectedEndOfFile, buffer, offset);
        offset += 8;
        SMBUtil.writeInt4(expectedNumberOfLinks, buffer, offset);
        offset += 4;
        buffer[offset++] = (byte) (expectedDeletePending ? 1 : 0);

        bufferIndex++;
        this.type = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        final int ownerUOffset = SMBUtil.readInt4(buffer, bufferIndex); // offset to owner sid
        bufferIndex += 4;
        final int ownerGOffset = SMBUtil.readInt4(buffer, bufferIndex); // offset to group sid
        bufferIndex += 4;
        SMBUtil.readInt4(buffer, bufferIndex); // offset to sacl

        // Write structure header
        SMBUtil.writeInt2(9, buffer, offset);
        SMBUtil.writeInt2(80 - 64, buffer, offset + 2);
        SMBUtil.writeInt4(12 + fileNameBytes.length, buffer, offset + 4);

        // Write notification
        int notifyOffset = 80;
        SMBUtil.writeInt4(0, buffer, notifyOffset);
        SMBUtil.writeInt4(1, buffer, notifyOffset + 4);

        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;

        assertEquals(32, SMBUtil.readInt2(buffer, 0)); // StructureSize
        assertEquals(0x0001, SMBUtil.readInt2(buffer, 2)); // Flags
        assertEquals(8192, SMBUtil.readInt4(buffer, 4)); // OutputBufferLength
        // FileId at offset 8-23
        assertEquals(0x00000FFF, SMBUtil.readInt4(buffer, 24)); // CompletionFilter
        assertEquals(0, SMBUtil.readInt4(buffer, 28)); // Reserved
    }