static DATA_BLOB *descr_get_descriptor_to_show(struct ldb_module *module,
					       TALLOC_CTX *mem_ctx,
					       struct ldb_val *sd,
					       uint32_t sd_flags)
{
	struct security_descriptor *old_sd, *final_sd;
	DATA_BLOB *linear_sd;
	enum ndr_err_code ndr_err;

	old_sd = talloc(mem_ctx, struct security_descriptor);
	if (!old_sd) {
		return NULL;
	}
	ndr_err = ndr_pull_struct_blob(sd, old_sd, 
				       old_sd,
				       (ndr_pull_flags_fn_t)ndr_pull_security_descriptor);

	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		talloc_free(old_sd);
		return NULL;
	}

	final_sd = descr_handle_sd_flags(mem_ctx, old_sd, NULL, sd_flags);

	if (!final_sd) {
		return NULL;
	}

	linear_sd = talloc(mem_ctx, DATA_BLOB);
	if (!linear_sd) {
		return NULL;
	}

	ndr_err = ndr_push_struct_blob(linear_sd, mem_ctx,
				       final_sd,
				       (ndr_push_flags_fn_t)ndr_push_security_descriptor);
	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		return NULL;
	}

	return linear_sd;
}
static DATA_BLOB *descr_get_descriptor_to_show(struct ldb_module *module,
					       TALLOC_CTX *mem_ctx,
					       struct ldb_val *sd,
					       uint32_t sd_flags)
{
	struct security_descriptor *old_sd, *final_sd;
	DATA_BLOB *linear_sd;
	enum ndr_err_code ndr_err;

	old_sd = talloc(mem_ctx, struct security_descriptor);
	if (!old_sd) {
		return NULL;
	}
	ndr_err = ndr_pull_struct_blob(sd, old_sd, 
				       old_sd,
				       (ndr_pull_flags_fn_t)ndr_pull_security_descriptor);

	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		talloc_free(old_sd);
		return NULL;
	}

	final_sd = descr_handle_sd_flags(mem_ctx, old_sd, NULL, sd_flags);

	if (!final_sd) {
		return NULL;
	}

	linear_sd = talloc(mem_ctx, DATA_BLOB);
	if (!linear_sd) {
		return NULL;
	}

	ndr_err = ndr_push_struct_blob(linear_sd, mem_ctx,
				       final_sd,
				       (ndr_push_flags_fn_t)ndr_push_security_descriptor);
	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		return NULL;
	}

	return linear_sd;
}