Functions of class afb_daemon
All the functions of the class afb_daemon use the default api. This are internally aliased to the corresponding function of class afb_api_t.
/** * Retrieves the common systemd's event loop of AFB */ struct sd_event *afb_daemon_get_event_loop(); /** * Retrieves the common systemd's user/session d-bus of AFB */ struct sd_bus *afb_daemon_get_user_bus(); /** * Retrieves the common systemd's system d-bus of AFB */ struct sd_bus *afb_daemon_get_system_bus(); /** * Broadcasts widely the event of 'name' with the data 'object'. * 'object' can be NULL. * * For convenience, the function calls 'json_object_put' for 'object'. * Thus, in the case where 'object' should remain available after * the function returns, the function 'json_object_get' shall be used. * * Calling this function is only forbidden during preinit. * * Returns the count of clients that received the event. */ int afb_daemon_broadcast_event( const char *name, struct json_object *object); /** * Creates an event of 'name' and returns it. * * Calling this function is only forbidden during preinit. * * See afb_event_is_valid to check if there is an error. */ afb_event_t afb_daemon_make_event( const char *name); /** * @deprecated use bindings version 3 * * Send a message described by 'fmt' and following parameters * to the journal for the verbosity 'level'. * * 'file', 'line' and 'func' are indicators of position of the code in source files * (see macros __FILE__, __LINE__ and __func__). * * 'level' is defined by syslog standard: * EMERGENCY 0 System is unusable * ALERT 1 Action must be taken immediately * CRITICAL 2 Critical conditions * ERROR 3 Error conditions * WARNING 4 Warning conditions * NOTICE 5 Normal but significant condition * INFO 6 Informational * DEBUG 7 Debug-level messages */ void afb_daemon_verbose( int level, const char *file, int line, const char * func, const char *fmt, ...); /** * @deprecated use bindings version 3 * * Get the root directory file descriptor. This file descriptor can * be used with functions 'openat', 'fstatat', ... * * Returns the file descriptor or -1 in case of error. */ int afb_daemon_rootdir_get_fd(); /** * Opens 'filename' within the root directory with 'flags' (see function openat) * using the 'locale' definition (example: "jp,en-US") that can be NULL. * * Returns the file descriptor or -1 in case of error. */ int afb_daemon_rootdir_open_locale( const char *filename, int flags, const char *locale); /** * Queue the job defined by 'callback' and 'argument' for being executed asynchronously * in this thread (later) or in an other thread. * If 'group' is not NUL, the jobs queued with a same value (as the pointer value 'group') * are executed in sequence in the order of there submission. * If 'timeout' is not 0, it represent the maximum execution time for the job in seconds. * At first, the job is called with 0 as signum and the given argument. * The job is executed with the monitoring of its time and some signals like SIGSEGV and * SIGFPE. When a such signal is catched, the job is terminated and reexecuted but with * signum being the signal number (SIGALRM when timeout expired). * * Returns 0 in case of success or -1 in case of error. */ int afb_daemon_queue_job( void (*callback)(int signum, void *arg), void *argument, void *group, int timeout); /** * Tells that it requires the API of "name" to exist * and if 'initialized' is not null to be initialized. * Calling this function is only allowed within init. * * Returns 0 in case of success or -1 in case of error. */ int afb_daemon_require_api( const char *name, int initialized); /** * Create an aliased name 'as_name' for the api 'name'. * Calling this function is only allowed within preinit. * * Returns 0 in case of success or -1 in case of error. */ int afb_daemon_add_alias(const char *name, const char *as_name); /** * Creates a new api of name 'api' with brief 'info'. * * Returns 0 in case of success or -1 in case of error. */ int afb_daemon_new_api( const char *api, const char *info, int noconcurrency, int (*preinit)(void*, struct afb_api_x3 *), void *closure);