assertEquals(0, bytesWritten);
    }

    @Test
    @DisplayName("Should read valid structure from wire format")
    void testReadBytesWireFormatValidStructure() throws SMBProtocolDecodingException {
        // Given
        byte[] buffer = new byte[256];
        int offset = 10;

        // Write structure size (4) at offset
        SMBUtil.writeInt2(4, buffer, offset);

    /**
     * DFS storage state indicating active status
     */
    public static final int DFS_STORAGE_STATE_ACTIVE = 0x0004;

    /**
     * DFS information level 1 structure containing basic DFS entry information
     */
    public static class DfsInfo1 extends NdrObject {

        /**
         * Default constructor for DfsInfo1
         */
        public DfsInfo1() {

    @Test
    @DisplayName("Test readBytesWireFormat with valid structure size")
    void testReadBytesWireFormatValidStructureSize() throws Exception {
        response = new Smb2QueryDirectoryResponse(mockConfig, Smb2QueryDirectoryRequest.FILE_BOTH_DIRECTORY_INFO);

        byte[] buffer = new byte[512];
        int bufferIndex = 0;

        // Set structure size to 9 (valid)
        SMBUtil.writeInt2(9, buffer, bufferIndex);

package jcifs.dcerpc;

import jcifs.dcerpc.ndr.NdrBuffer;
import jcifs.dcerpc.ndr.NdrException;
import jcifs.dcerpc.ndr.NdrObject;

/**
 * RPC data structure definitions for DCE/RPC protocol support.
 * This class contains NDR (Network Data Representation) encodable/decodable structures
 * used in DCE/RPC communications including UUID, policy handles, unicode strings, and SIDs.
 */
@SuppressWarnings("all")
public class rpc {

    /**

    /**
     * DFS storage state indicating active status
     */
    public static final int DFS_STORAGE_STATE_ACTIVE = 0x0004;

    /**
     * DFS information level 1 structure containing basic DFS entry information
     */
    public static class DfsInfo1 extends NdrObject {

        /**
         * Default constructor for DfsInfo1
         */
        public DfsInfo1() {

        byte[] buffer = new byte[512];
        int offset = 0;

        // Set header start position for the response
        setHeaderStart(response, 64);

        // Write structure header (9 bytes)
        SMBUtil.writeInt2(9, buffer, offset); // Structure size
        SMBUtil.writeInt2(80 - 64, buffer, offset + 2); // Buffer offset (relative to header)
        SMBUtil.writeInt4(50, buffer, offset + 4); // Total length of notification data

        assertEquals("Expected structureSize = 2", exception.getMessage());
    }

    @Test
    @DisplayName("Test readBytesWireFormat with zero structure size throws exception")
    void testReadBytesWireFormatZeroStructureSize() {
        byte[] buffer = new byte[1024];
        int bufferIndex = 0;

        // Set structure size to 0 (invalid)

    @DisplayName("Test readBytesWireFormat with valid structure size")
    void testReadBytesWireFormatValidStructureSize() throws Exception {
        response = new Smb2QueryInfoResponse(mockConfig, Smb2Constants.SMB2_0_INFO_FILE, FileInformation.FILE_INTERNAL_INFO);

        byte[] buffer = new byte[1024];
        int bufferIndex = 100; // Start at non-zero index

        // Set structure size to 9 (valid)

        byte[] pathBytes = TEST_PATH.getBytes(StandardCharsets.UTF_16LE);

        // Verify structure size (9)
        assertEquals(9, SMBUtil.readInt2(buffer, bodyOffset));

        // Verify tree flags (0)
        assertEquals(0, SMBUtil.readInt2(buffer, bodyOffset + 2));

        // Verify path offset (points to after the 8-byte structure)
        int expectedPathOffset = bodyOffset + 8 - headerStart;

 */
package jcifs.internal.smb2.rdma;

import jcifs.internal.util.SMBUtil;

/**
 * SMB2 RDMA Transform structure for READ/WRITE channel info.
 *
 * As per MS-SMB2 2.2.13.1.1 and 2.2.21.1.1
 */
public class Smb2RdmaTransform {

    // SMB_DIRECT_BUFFER_DESCRIPTOR_V1 structure
    private long offset; // 8 bytes: Offset within registered buffer
    private int token; // 4 bytes: RDMA provider token