2 * Copyright (C) 2016, 2017 "IoT.bzh"
3 * Author: José Bollo <jose.bollo@iot.bzh>
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
20 #include "afb-daemon-common.h"
23 * Retrieves the common systemd's event loop of AFB
24 * 'daemon' MUST be the daemon given in interface when activating the binding.
26 static inline struct sd_event *afb_daemon_get_event_loop_v1(struct afb_daemon daemon)
28 return daemon.itf->get_event_loop(daemon.closure);
32 * Retrieves the common systemd's user/session d-bus of AFB
33 * 'daemon' MUST be the daemon given in interface when activating the binding.
35 static inline struct sd_bus *afb_daemon_get_user_bus_v1(struct afb_daemon daemon)
37 return daemon.itf->get_user_bus(daemon.closure);
41 * Retrieves the common systemd's system d-bus of AFB
42 * 'daemon' MUST be the daemon given in interface when activating the binding.
44 static inline struct sd_bus *afb_daemon_get_system_bus_v1(struct afb_daemon daemon)
46 return daemon.itf->get_system_bus(daemon.closure);
50 * Broadcasts widely the event of 'name' with the data 'object'.
51 * 'object' can be NULL.
52 * 'daemon' MUST be the daemon given in interface when activating the binding.
54 * For convenience, the function calls 'json_object_put' for 'object'.
55 * Thus, in the case where 'object' should remain available after
56 * the function returns, the function 'json_object_get' shall be used.
58 * Returns the count of clients that received the event.
60 static inline int afb_daemon_broadcast_event_v1(struct afb_daemon daemon, const char *name, struct json_object *object)
62 return daemon.itf->event_broadcast(daemon.closure, name, object);
66 * Creates an event of 'name' and returns it.
67 * 'daemon' MUST be the daemon given in interface when activating the binding.
69 static inline struct afb_event afb_daemon_make_event_v1(struct afb_daemon daemon, const char *name)
71 return daemon.itf->event_make(daemon.closure, name);
75 * Send a message described by 'fmt' and following parameters
76 * to the journal for the verbosity 'level'.
78 * 'file' and 'line' are indicators of position of the code in source files
79 * (see macros __FILE__ and __LINE__).
81 * 'daemon' MUST be the daemon given in interface when activating the binding.
83 * 'level' is defined by syslog standard:
84 * EMERGENCY 0 System is unusable
85 * ALERT 1 Action must be taken immediately
86 * CRITICAL 2 Critical conditions
87 * ERROR 3 Error conditions
88 * WARNING 4 Warning conditions
89 * NOTICE 5 Normal but significant condition
90 * INFO 6 Informational
91 * DEBUG 7 Debug-level messages
93 static inline void afb_daemon_verbose_v1(struct afb_daemon daemon, int level, const char *file, int line, const char *fmt, ...) __attribute__((format(printf, 5, 6)));
94 static inline void afb_daemon_verbose_v1(struct afb_daemon daemon, int level, const char *file, int line, const char *fmt, ...)
98 daemon.itf->vverbose_v1(daemon.closure, level, file, line, fmt, args);
103 * Send a message described by 'fmt' and following parameters
104 * to the journal for the verbosity 'level'.
106 * 'file', 'line' and 'func' are indicators of position of the code in source files
107 * (see macros __FILE__, __LINE__ and __func__).
109 * 'daemon' MUST be the daemon given in interface when activating the binding.
111 * 'level' is defined by syslog standard:
112 * EMERGENCY 0 System is unusable
113 * ALERT 1 Action must be taken immediately
114 * CRITICAL 2 Critical conditions
115 * ERROR 3 Error conditions
116 * WARNING 4 Warning conditions
117 * NOTICE 5 Normal but significant condition
118 * INFO 6 Informational
119 * DEBUG 7 Debug-level messages
121 static inline void afb_daemon_verbose2_v1(struct afb_daemon daemon, int level, const char *file, int line, const char *func, const char *fmt, ...) __attribute__((format(printf, 6, 7)));
122 static inline void afb_daemon_verbose2_v1(struct afb_daemon daemon, int level, const char *file, int line, const char *func, const char *fmt, ...)
126 daemon.itf->vverbose_v2(daemon.closure, level, file, line, func, fmt, args);
131 * Get the root directory file descriptor. This file descriptor can
132 * be used with functions 'openat', 'fstatat', ...
134 static inline int afb_daemon_rootdir_get_fd_v1(struct afb_daemon daemon)
136 return daemon.itf->rootdir_get_fd(daemon.closure);
140 * Opens 'filename' within the root directory with 'flags' (see function openat)
141 * using the 'locale' definition (example: "jp,en-US") that can be NULL.
142 * Returns the file descriptor or -1 in case of error.
144 static inline int afb_daemon_rootdir_open_locale_v1(struct afb_daemon daemon, const char *filename, int flags, const char *locale)
146 return daemon.itf->rootdir_open_locale(daemon.closure, filename, flags, locale);
150 * Queue the job defined by 'callback' and 'argument' for being executed asynchronously
151 * in this thread (later) or in an other thread.
152 * If 'group' is not NUL, the jobs queued with a same value (as the pointer value 'group')
153 * are executed in sequence in the order of there submission.
154 * If 'timeout' is not 0, it represent the maximum execution time for the job in seconds.
155 * At first, the job is called with 0 as signum and the given argument.
156 * The job is executed with the monitoring of its time and some signals like SIGSEGV and
157 * SIGFPE. When a such signal is catched, the job is terminated and reexecuted but with
158 * signum being the signal number (SIGALRM when timeout expired).
160 * Returns 0 in case of success or -1 in case of error.
162 static inline int afb_daemon_queue_job_v1(struct afb_daemon daemon, void (*callback)(int signum, void *arg), void *argument, void *group, int timeout)
164 return daemon.itf->queue_job(daemon.closure, callback, argument, group, timeout);