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+/*
+ * Copyright (C) 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.
+ */
+
+#pragma once
+
+#include <stdarg.h>
+
+/* declaration of features of libsystemd */
+struct sd_event;
+struct sd_bus;
+struct afb_stored_req;
+struct afb_req;
+struct afb_dynapi;
+
+/*
+ * Definition of the facilities provided by the daemon.
+ */
+struct afb_daemon_itf
+{
+ int (*event_broadcast)(void *closure, const char *name, struct json_object *object); /* broadcasts evant 'name' with 'object' */
+ struct sd_event *(*get_event_loop)(void *closure); /* gets the common systemd's event loop */
+ struct sd_bus *(*get_user_bus)(void *closure); /* gets the common systemd's user d-bus */
+ struct sd_bus *(*get_system_bus)(void *closure); /* gets the common systemd's system d-bus */
+ void (*vverbose_v1)(void*closure, int level, const char *file, int line, const char *fmt, va_list args);
+ struct afb_event (*event_make)(void *closure, const char *name); /* creates an event of 'name' */
+ int (*rootdir_get_fd)(void *closure);
+ int (*rootdir_open_locale)(void *closure, const char *filename, int flags, const char *locale);
+ int (*queue_job)(void *closure, void (*callback)(int signum, void *arg), void *argument, void *group, int timeout);
+ void (*vverbose_v2)(void*closure, int level, const char *file, int line, const char * func, const char *fmt, va_list args);
+ struct afb_req (*unstore_req)(void*closure, struct afb_stored_req *sreq);
+ int (*require_api)(void*closure, const char *name, int initialized);
+ int (*rename_api)(void*closure, const char *name);
+ int (*new_api)(void *closure, const char *api, const char *info, int (*preinit)(void*, struct afb_dynapi *), void *preinit_closure);
+};
+
+/*
+ * Structure for accessing daemon.
+ * See also: afb_daemon_get_event_sender, afb_daemon_get_event_loop, afb_daemon_get_user_bus, afb_daemon_get_system_bus
+ */
+struct afb_daemon
+{
+ const struct afb_daemon_itf *itf; /* the interfacing functions */
+ void *closure; /* the closure when calling these functions */
+};
+