throw new CIFSException("Failed to encrypt MIC", e);
            }
        }

        final byte[] sig = new byte[16];
        SMBUtil.writeInt4(1, sig, 0); // version
        System.arraycopy(trunc, 0, sig, 4, 8); // checksum
        SMBUtil.writeInt4(seqNum, sig, 12); // seqNum

        return sig;
    }

    @Override

    public int decode(final byte[] buf, int bi, final int len) {
        this.allow = buf[bi] == (byte) 0x00;
        bi++;
        this.flags = buf[bi++] & 0xFF;
        final int size = SMBUtil.readInt2(buf, bi);
        bi += 2;
        this.access = SMBUtil.readInt4(buf, bi);
        bi += 4;
        this.sid = new SID(buf, bi);
        return size;
    }

        final int start = dstIndex;
        SMBUtil.writeInt2(32, dst, dstIndex);
        SMBUtil.writeInt2(this.notifyFlags, dst, dstIndex + 2);
        dstIndex += 4;

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

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

        SMBUtil.writeInt4(this.completionFilter, dst, dstIndex);

            assertEquals(0, SMBUtil.readInt2(buffer, 72));

            // Verify input buffer length (should be 0 when no input buffer)
            assertEquals(0, SMBUtil.readInt4(buffer, 76));

            // Verify additional information
            assertEquals(0x12345678, SMBUtil.readInt4(buffer, 80));

            // Verify query flags
            assertEquals(0xABCDEF00, SMBUtil.readInt4(buffer, 84));

        byte[] buffer = new byte[100];
        // Write non-aligned next entry offset (not divisible by 4)
        SMBUtil.writeInt4(7, buffer, 0); // 7 is not aligned to 4 bytes
        SMBUtil.writeInt4(FileNotifyInformation.FILE_ACTION_ADDED, buffer, 4);
        SMBUtil.writeInt4(8, buffer, 8); // file name length

        assertThrows(SMBProtocolDecodingException.class, () -> {

    @Override
    protected int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.mode, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.offset, dst, dstIndex);
        dstIndex += 4;
        return dstIndex - start;
    }

    /**
     * {@inheritDoc}

        final int start = dstIndex;

        SMBUtil.writeInt2(this.sid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.maxItems, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.informationLevel, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.resumeKey, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt2(this.tflags, dst, dstIndex);
        dstIndex += 2;

        final int start = dstIndex;
        SMBUtil.writeInt2(9, dst, dstIndex);
        SMBUtil.writeInt2(this.treeFlags, dst, dstIndex + 2);
        dstIndex += 4;

        final byte[] data = this.path.getBytes(StandardCharsets.UTF_16LE);
        final int offsetOffset = dstIndex;
        SMBUtil.writeInt2(data.length, dst, dstIndex + 2);
        dstIndex += 4;
        SMBUtil.writeInt2(dstIndex - getHeaderStart(), dst, offsetOffset);

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.internal.Request;
import jcifs.internal.smb1.SMB1SigningDigest;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.util.SMBUtil;

/**
 * SMB1 Close file request message.
 *
 * This command is used to close a file that was previously opened
 * with an Open command.
 */

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.internal.smb1.trans;

import jcifs.Configuration;
import jcifs.internal.util.SMBUtil;

/**
 * SMB1 transaction subcommand for peeking at data in a named pipe.
 *
 * This class implements the TRANS_PEEK_NAMED_PIPE transaction which allows