--- /dev/null
+/*
+ Copyright 2015, 2016, 2017 IoT.bzh
+
+ author: José Bollo <jose.bollo@iot.bzh>
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+struct afm_udb;
+struct json_object;
+
+extern struct afm_udb *afm_udb_create(int sys, int usr, const char *prefix);
+extern void afm_udb_addref(struct afm_udb *afdb);
+extern void afm_udb_unref(struct afm_udb *afdb);
+extern int afm_udb_update(struct afm_udb *afdb);
+extern struct json_object *afm_udb_applications_private(struct afm_udb *afdb);
+extern struct json_object *afm_udb_applications_public(struct afm_udb *afdb);
+extern struct json_object *afm_udb_get_application_private(struct afm_udb *afdb, const char *id);
+extern struct json_object *afm_udb_get_application_public(struct afm_udb *afdb, const char *id);
+