// Buffer 3: PRIVSVR_CHECKSUM
            writeLittleEndianInt(baos, PacConstants.PRIVSVR_CHECKSUM);
            writeLittleEndianInt(baos, 20); // signature size
            writeLittleEndianLong(baos, 104); // offset (aligned)

            // Add buffer data
            while (baos.size() < 72) {
                baos.write(0);
            }
            // LOGON_INFO data (minimal)

        SMBUtil.writeInt2(9, buffer, bufferIndex);
        // Set buffer offset
        SMBUtil.writeInt2(dataOffset, buffer, bufferIndex + 2);
        // Set buffer length
        SMBUtil.writeInt4(104, buffer, bufferIndex + 4); // Minimal FileBothDirectoryInfo

        response = spy(response);
        when(response.getHeaderStart()).thenReturn(0);

        // Write minimal FileBothDirectoryInfo at dataOffset

cpovirk <******@****.***> 1773676600 -0700

cpovirk <******@****.***> 1773676600 -0700

            assertEquals(48 + 1024, bytesWritten);

            // Verify written structure
            assertEquals(49, SMBUtil.readInt2(buffer, 100)); // Structure size
            assertEquals(1024, SMBUtil.readInt4(buffer, 104)); // Data length
            assertEquals(4096L, SMBUtil.readInt8(buffer, 108)); // Offset
            assertEquals(2048, SMBUtil.readInt4(buffer, 136)); // Remaining bytes

pkg syscall (freebsd-arm), const SYS_CAP_RIGHTS_LIMIT ideal-int
pkg syscall (freebsd-arm), const SizeofBpfHdr = 24
pkg syscall (freebsd-arm), const SizeofIfData = 88
pkg syscall (freebsd-arm), const SizeofIfMsghdr = 104
pkg syscall (freebsd-arm), const SizeofSockaddrDatalink = 56
pkg syscall (freebsd-arm), const SizeofSockaddrUnix = 108
pkg syscall (freebsd-arm), const TIOCTIMESTAMP = 1074558041

    @Test
    @DisplayName("Should handle buffer boundary conditions")
    void testBufferBoundaryConditions() throws Exception {
        // Given - notification exactly at buffer end
        byte[] buffer = new byte[104]; // Exact size needed
        int offset = 0;

        setHeaderStart(response, 64);

        // Write structure
        SMBUtil.writeInt2(9, buffer, offset);

            Arrays.fill(buffer, (byte) 0);
            bytesWritten = request.writeBytesWireFormat(buffer, 100);
            assertEquals(49, bytesWritten);
            assertEquals(2048, SMBUtil.readInt4(buffer, 104));
            assertEquals(4096L, SMBUtil.readInt8(buffer, 108));
        }

        @Test
        @DisplayName("Should handle null file ID during write")
        void testWriteWithNullFileId() {

ADDQ DI, AX ADCQ $0x00, DX MOVQ DX, DI MOVQ AX, 88(CX) // Iteration 12 MOVQ 96(BX), AX MULQ SI ADDQ 96(CX), AX ADCQ $0x00, DX ADDQ DI, AX ADCQ $0x00, DX MOVQ DX, DI MOVQ AX, 96(CX) // Iteration 13 MOVQ 104(BX), AX MULQ SI ADDQ 104(CX), AX ADCQ $0x00, DX ADDQ DI, AX ADCQ $0x00, DX MOVQ DX, DI MOVQ AX, 104(CX) // Iteration 14 MOVQ 112(BX), AX MULQ SI ADDQ 112(CX), AX ADCQ $0x00, DX ADDQ DI, AX ADCQ $0x00, DX MOVQ DX, DI MOVQ AX, 112(CX) // Iteration 15 MOVQ 120(BX), AX MULQ SI ADDQ 120(CX), AX ADCQ $0x00,...

        // Verify file ID
        byte[] actualFileId = new byte[16];
        System.arraycopy(buffer, 88, actualFileId, 0, 16);
        assertArrayEquals(newFileId, actualFileId);

        assertEquals(104, bytesWritten); // 40 bytes header + 64 bytes input buffer
    }

    @Test
    @DisplayName("Test setFileInfoClass sets correct info type")
    void testSetFileInfoClassSetsCorrectInfoType() {