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Diffstat (limited to 'include/afb/afb-daemon-v2.h')
-rw-r--r-- | include/afb/afb-daemon-v2.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/include/afb/afb-daemon-v2.h b/include/afb/afb-daemon-v2.h new file mode 100644 index 00000000..3ecd763b --- /dev/null +++ b/include/afb/afb-daemon-v2.h @@ -0,0 +1,118 @@ +/* + * 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> + +/* + * Retrieves the common systemd's event loop of AFB + */ +static inline struct sd_event *afb_daemon_get_event_loop_v2() +{ + return afb_get_daemon_v2().itf->get_event_loop(afb_get_daemon_v2().closure); +} + +/* + * Retrieves the common systemd's user/session d-bus of AFB + */ +static inline struct sd_bus *afb_daemon_get_user_bus_v2() +{ + return afb_get_daemon_v2().itf->get_user_bus(afb_get_daemon_v2().closure); +} + +/* + * Retrieves the common systemd's system d-bus of AFB + */ +static inline struct sd_bus *afb_daemon_get_system_bus_v2() +{ + return afb_get_daemon_v2().itf->get_system_bus(afb_get_daemon_v2().closure); +} + +/* + * 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. + * + * Returns the count of clients that received the event. + */ +static inline int afb_daemon_broadcast_event_v2(const char *name, struct json_object *object) +{ + return afb_get_daemon_v2().itf->event_broadcast(afb_get_daemon_v2().closure, name, object); +} + +/* + * Creates an event of 'name' and returns it. + */ +static inline struct afb_event afb_daemon_make_event_v2(const char *name) +{ + return afb_get_daemon_v2().itf->event_make(afb_get_daemon_v2().closure, name); +} + +/* + * Send a message described by 'fmt' and following parameters + * to the journal for the verbosity 'level'. + * 'file' and 'line' are indicators of position of the code in source files. + */ +static inline void afb_daemon_verbose_v2(int level, const char *file, int line, const char * func, const char *fmt, ...) __attribute__((format(printf, 5, 6))); +static inline void afb_daemon_verbose_v2(int level, const char *file, int line, const char * func, const char *fmt, ...) +{ + va_list args; + va_start(args, fmt); + afb_get_daemon_v2().itf->vverbose_v2(afb_get_daemon_v2().closure, level, file, line, func, fmt, args); + va_end(args); +} + +/* + * Get the root directory file descriptor. This file descriptor can + * be used with functions 'openat', 'fstatat', ... + */ +static inline int afb_daemon_rootdir_get_fd_v2() +{ + return afb_get_daemon_v2().itf->rootdir_get_fd(afb_get_daemon_v2().closure); +} + +/* + * 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. + */ +static inline int afb_daemon_rootdir_open_locale_v2(const char *filename, int flags, const char *locale) +{ + return afb_get_daemon_v2().itf->rootdir_open_locale(afb_get_daemon_v2().closure, filename, flags, 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. + */ +static inline int afb_daemon_queue_job_v2(void (*callback)(int signum, void *arg), void *argument, void *group, int timeout) +{ + return afb_get_daemon_v2().itf->queue_job(afb_get_daemon_v2().closure, callback, argument, group, timeout); +} |