import jcifs.smb1.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.
 */
public class rpc {

    /**
     * Private constructor to prevent instantiation of utility class.
     */
    private rpc() {
        // Utility class
    }

    /**

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 {

    /**
     * Private constructor to prevent instantiation of utility class.

                rpc.names.names[i].sid_type = (short) jcifs.SID.SID_TYPE_UNKNOWN;
                rpc.names.names[i].name = new UnicodeString("", false);
                rpc.names.names[i].sid_index = 0;
            }
            rpc.domains = new lsarpc.LsarRefDomainList();
            rpc.domains.count = 1;
            rpc.domains.max_count = 1;
            rpc.domains.domains = new lsarpc.LsarTrustInformation[1];

        // Arrange
        String server = "testServer";
        int access = 123;
        int errorCode = 12345;

        doAnswer(invocation -> {
            MsrpcLsarOpenPolicy2 rpc = invocation.getArgument(0);
            rpc.retval = errorCode; // Simulate RPC error
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        // Act & Assert

        this.handle = handle;
        final MsrpcSamrOpenDomain rpc = new MsrpcSamrOpenDomain(policyHandle, access, sid, this);
        handle.sendrecv(rpc);
        if (rpc.retval != 0) {
            throw new SmbException(rpc.retval, false);
        }
    }

    /**
     * Closes this SAM domain handle.
     *
     * @throws IOException if an I/O error occurs during handle closure
     */

            throws IOException {
        this.handle = handle;
        final MsrpcSamrOpenDomain rpc = new MsrpcSamrOpenDomain(policyHandle, access, sid, this);
        handle.sendrecv(rpc);
        if (rpc.retval != 0) {
            throw new SmbException(rpc.retval, false);
        }
        this.opened = true;
    }

    @Override

            throws IOException {
        this.handle = handle;
        final MsrpcSamrOpenAlias rpc = new MsrpcSamrOpenAlias(domainHandle, access, rid, this);
        handle.sendrecv(rpc);
        if (rpc.retval != 0) {
            throw new SmbException(rpc.retval, false);
        }
        this.opened = true;
    }

    @Override
    public synchronized void close() throws IOException {

                    rpc = new MsrpcGetMembersInAlias(aliasHandle, sidarray);
                    handle.sendrecv(rpc);
                    if (rpc.retval != 0) {
                        throw new SmbException(rpc.retval, false);
                    }
                    final SID[] sids = new SID[rpc.sids.num_sids];

                    final String origin_server = handle.getServer();

     *
     * @throws SmbException if the SID string is invalid
     */
    @Test
    void testGetDomainSid() throws SmbException {
        // Create a mock RPC SID to simulate a user SID
        rpc.sid_t rpcSid = new rpc.sid_t();
        rpcSid.revision = 1;
        rpcSid.sub_authority_count = 5; // Fixed: should be 5 for domain SID with RID
        rpcSid.identifier_authority = new byte[] { 0, 0, 0, 0, 0, 5 };

        this.handle = handle;
        if (server == null) {
            server = "\\\\";
        }
        final MsrpcLsarOpenPolicy2 rpc = new MsrpcLsarOpenPolicy2(server, access, this);
        handle.sendrecv(rpc);
        if (rpc.retval != 0) {
            throw new SmbException(rpc.retval, false);
        }
        this.opened = true;
    }

    @Override
    public synchronized void close() throws IOException {