*/
    public ACE[] getSecurity() throws IOException {
        final srvsvc.ShareInfo502 info502 = (srvsvc.ShareInfo502) info;
        if (info502.security_descriptor != null) {
            SecurityDescriptor sd;
            sd = new SecurityDescriptor(info502.security_descriptor, 0, info502.sd_size);
            return sd.aces;
        }
        return null;
    }

     */
    public ACE[] getSecurity() throws IOException {
        final srvsvc.ShareInfo502 info502 = (srvsvc.ShareInfo502) this.info;
        if (info502.security_descriptor != null) {
            SecurityDescriptor sd;
            sd = new SecurityDescriptor(info502.security_descriptor, 0, info502.sd_size);
            return sd.getAces();
        }
        return null;
    }

		[string] wchar_t *remark;
		uint32_t permissions;
		uint32_t max_uses;
		uint32_t current_uses;
		[string] wchar_t *path;
		[string] wchar_t *password;
		uint32_t sd_size;
		[size_is(sd_size)] uint8_t *security_descriptor;
	} ShareInfo502;

	typedef struct {
		int count;
		[size_is(count)] ShareInfo502 *array;
	} ShareInfoCtr502;

	typedef [switch_type(int)] union {
		[case(0)] ShareInfo0 *info0;

		uint8_t context_mode;
		uint8_t effective_only;
	} LsarQosInfo;

	typedef struct {
		uint32_t length;
		uint8_t *root_directory;
		unicode_string *object_name;
		uint32_t attributes;
		uint32_t security_descriptor;
		LsarQosInfo *security_quality_of_service;
	} LsarObjectAttributes;

	typedef struct {
		unicode_string name;
		sid_t *sid;
	} LsarDomainInfo;

	typedef struct {
		unicode_string name;

		uint8_t context_mode;
		uint8_t effective_only;
	} LsarQosInfo;

	typedef struct {
		uint32_t length;
		uint8_t *root_directory;
		unicode_string *object_name;
		uint32_t attributes;
		uint32_t security_descriptor;
		LsarQosInfo *security_quality_of_service;
	} LsarObjectAttributes;

	typedef struct {
		unicode_string name;
		sid_t *sid;
	} LsarDomainInfo;

	typedef struct {
		unicode_string name;

		[string] wchar_t *remark;
		uint32_t permissions;
		uint32_t max_uses;
		uint32_t current_uses;
		[string] wchar_t *path;
		[string] wchar_t *password;
		uint32_t sd_size;
		[size_is(sd_size)] uint8_t *security_descriptor;
	} ShareInfo502;

	typedef struct {
		int count;
		[size_is(count)] ShareInfo502 *array;
	} ShareInfoCtr502;

	typedef [switch_type(int)] union {
		[case(0)] ShareInfo0 *info0;

 * Represents a Windows security descriptor containing access control information.
 * This class encodes and decodes security descriptors that define ownership
 * and access permissions for SMB resources.
 */
public class SecurityDescriptor {

    SID owner_user, owner_group;
    /**
     * The type flags indicating security descriptor control flags.
     */
    public int type;
    /**

 */
public class SecurityDescriptor implements SecurityInfo {

    /**
     * Descriptor type
     */
    private int type;

    /**
     * ACEs
     */
    private ACE[] aces;
    private SID ownerUserSid, ownerGroupSid;

    /**
     * Creates an empty security descriptor.
     */
    public SecurityDescriptor() {
    }

    /**

        final int start = bufferIndex;

        if (errorCode != 0) {
            return 4;
        }

        try {
            securityDescriptor = new SecurityDescriptor();
            bufferIndex += securityDescriptor.decode(buffer, bufferIndex, len);
        } catch (final IOException ioe) {
            throw new RuntimeException(ioe.getMessage());
        }

        return bufferIndex - start;

     * @return the securityDescriptor containing access control information
     */
    public final SecurityDescriptor getSecurityDescriptor() {
        return this.securityDescriptor;
    }

    @Override
    protected int writeSetupWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override