Attachment #7099 for bug #39139

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	if (dlz_bind9_state != NULL) {
		*dbdata = dlz_bind9_state;
		dlz_bind9_state_ref_count++;
		dlz_bind9_state->log(ISC_LOG_INFO, "samba_dlz: dlz_create (%d)", dlz_bind9_state_ref_count);
		return ISC_R_SUCCESS;
	}


_PUBLIC_ void dlz_destroy(void *dbdata)
{
	struct dlz_bind9_data *state = talloc_get_type_abort(dbdata, struct dlz_bind9_data);
	state->log(ISC_LOG_INFO, "samba_dlz: dlz_destroy called");

	dlz_bind9_state_ref_count--;
	if (dlz_bind9_state_ref_count == 0) {
		state->log(ISC_LOG_INFO, "samba_dlz: dlz_destroy shutting down");
		talloc_unlink(state, state->samdb);
		talloc_free(state);
		dlz_bind9_state = NULL;

	return true;
}

static bool b9_zone_del(struct dlz_bind9_data *state, const char *name)
{
	struct b9_zone *zone = state->zonelist;

	zone->name = talloc_strdup(zone, name);
	if (zone->name == NULL) {
		talloc_free(zone);
		return false;
	}

	while (zone != NULL) {
		if (strcasecmp(name, zone->name) == 0) {
			DLIST_REMOVE(state->zonelist, zone);
			break;
		}
		zone = zone->next;
	}

	return true;
}

static bool b9_zone_exists(struct dlz_bind9_data *state, const char *name)
{
	struct b9_zone *zone = state->zonelist;

	struct dlz_bind9_data *state = talloc_get_type_abort(dbdata, struct dlz_bind9_data);
	TALLOC_CTX *tmp_ctx;
	struct ldb_dn *dn;
	struct zone_partition_relation *known_zone;
	int i;

	state->log(ISC_LOG_INFO, "samba_dlz: starting configure");

		return ISC_R_FAILURE;
	}

	/* Do reload
	if (state->zone->next) {
		for (known_zone = state->zone; known_zone->next; known_zone = known_zone->next) {
#if DLZ_DLOPEN_VERSION < 3
			state->writeable_zone(view, known_zone->id);
#else
			state->writeable_zone(view, dlzdb, known_zone->id);
#endif
		}
		state->log(ISC_LOG_INFO, "samba_dlz: Done reload");
		return ISC_R_SUCCESS;
	}
	*/
		
	/* forget known zones (for reload) */
	while (state->zone->next) {
		known_zone = state->zone;
		state->zone = state->zone->next;
		b9_zone_del(state, known_zone->id);
		talloc_free(known_zone);
	}
	/* */

	tmp_ctx = talloc_new(state);

	for (i=0; zone_prefixes[i]; i++) {

			continue;
		}

		state->log(ISC_LOG_INFO, "samba_dlz: dlz_configure: %d zones in partition %s", res->count, zone_prefixes[i]);
		for (j=0; j<res->count; j++) {
			isc_result_t result;
			const char *zone = ldb_msg_find_attr_as_string(res->msgs[j], "name", NULL);

			if (zone == NULL) {
				continue;
			}
			state->log(ISC_LOG_INFO, "samba_dlz: dlz_configure: zone: '%s'", zone);
			/* Ignore zones that are not handled in BIND */
			if ((strcmp(zone, "RootDNSServers") == 0) ||
			    (strcmp(zone, "..TrustAnchors") == 0)) {

		}

		// skip the application partitions if there is a pre-2k3 zone on the domain partition
		/*
		if (!strcmp(zone_prefixes[i], "CN=MicrosoftDNS,CN=System") && state->zone->next) {
			state->log(ISC_LOG_INFO, "samba_dlz: Skipping other partitions");
			break;
		}
		*/
	}

	talloc_free(tmp_ctx);

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