final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 9) {
            throw new SMBProtocolDecodingException("Expected structureSize = 9");
        }

        final int bufferOffset = SMBUtil.readInt2(buffer, bufferIndex + 2) + getHeaderStart();
        bufferIndex += 4;
        final int len = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // 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;

    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, int bufferIndex, final int len) {
        this.available = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        setStatus(SMBUtil.readInt2(buffer, bufferIndex));
        return 6;
    }

    @Override

            assertEquals(4, written);
            assertEquals(4, SMBUtil.readInt2(minBuffer, 0));

            // Large buffer
            byte[] largeBuffer = new byte[10000];
            written = echoRequest.writeBytesWireFormat(largeBuffer, 5000);
            assertEquals(4, written);
            assertEquals(4, SMBUtil.readInt2(largeBuffer, 5000));
        }

        @Test

        // 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;

        // Verify structure size (should be 24)
        assertEquals(24, SMBUtil.readInt2(buffer, offset));

        // Verify close flags (2 bytes at offset+2, should be 0 by default)
        assertEquals(0, SMBUtil.readInt2(buffer, offset + 2));

        // Verify Reserved (4 bytes at offset+4, should be 0)
        assertEquals(0, SMBUtil.readInt4(buffer, offset + 4));

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

import jcifs.config.PropertyConfiguration;
import jcifs.internal.fscc.FileInformation;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.smb1.trans.SmbComTransaction;
import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

class Trans2QueryPathInformationTest {

    private Trans2QueryPathInformation trans2QueryPathInfo;
    private Configuration config;

    @Mock

        final int start = bufferIndex;

        bufferIndex += 2; // reserved
        this.dataCompactionMode = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4; // 2 reserved
        this.dataLength = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.dataOffset = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 12; // 10 reserved

        return bufferIndex - start;
    }

        final int start = dstIndex;

        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(Trans2QueryPathInformation.mapInformationLevel(this.info.getFileInformationLevel()), dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(0, dst, dstIndex);
        dstIndex += 2;

        return dstIndex - start;
    }