static int ldb_canonicalise_dn(struct ldb_context *ldb, void *mem_ctx,
			       const struct ldb_val *in, struct ldb_val *out)
{
	struct ldb_dn *dn;
	int ret = -1;

	out->length = 0;
	out->data = NULL;

	dn = ldb_dn_from_ldb_val(mem_ctx, ldb, in);
	if ( ! ldb_dn_validate(dn)) {
		return LDB_ERR_INVALID_DN_SYNTAX;
	}

	out->data = (uint8_t *)ldb_dn_alloc_casefold(mem_ctx, dn);
	if (out->data == NULL) {
		goto done;
	}
	out->length = strlen((char *)out->data);

	ret = 0;

done:
	talloc_free(dn);

	return ret;
}
static int ldb_canonicalise_dn(struct ldb_context *ldb, void *mem_ctx,
			       const struct ldb_val *in, struct ldb_val *out)
{
	struct ldb_dn *dn;
	int ret = -1;

	out->length = 0;
	out->data = NULL;

	dn = ldb_dn_from_ldb_val(mem_ctx, ldb, in);
	if ( ! ldb_dn_validate(dn)) {
		return LDB_ERR_INVALID_DN_SYNTAX;
	}

	out->data = (uint8_t *)ldb_dn_alloc_casefold(mem_ctx, dn);
	if (out->data == NULL) {
		goto done;
	}
	out->length = strlen((char *)out->data);

	ret = 0;

done:
	talloc_free(dn);

	return ret;
}