| /* |
| * librdkafka - Apache Kafka C library |
| * |
| * Copyright (c) 2012-2013, Magnus Edenhill |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #include "rd.h" |
| |
| /* A timer engine. */ |
| typedef struct rd_kafka_timers_s { |
| |
| TAILQ_HEAD(, rd_kafka_timer_s) rkts_timers; |
| |
| struct rd_kafka_s *rkts_rk; |
| |
| mtx_t rkts_lock; |
| cnd_t rkts_cond; |
| |
| int rkts_enabled; |
| } rd_kafka_timers_t; |
| |
| |
| typedef struct rd_kafka_timer_s { |
| TAILQ_ENTRY(rd_kafka_timer_s) rtmr_link; |
| |
| rd_ts_t rtmr_next; |
| rd_ts_t rtmr_interval; /* interval in microseconds */ |
| |
| void (*rtmr_callback) (rd_kafka_timers_t *rkts, void *arg); |
| void *rtmr_arg; |
| } rd_kafka_timer_t; |
| |
| |
| |
| void rd_kafka_timer_stop (rd_kafka_timers_t *rkts, |
| rd_kafka_timer_t *rtmr, int lock); |
| void rd_kafka_timer_start (rd_kafka_timers_t *rkts, |
| rd_kafka_timer_t *rtmr, rd_ts_t interval, |
| void (*callback) (rd_kafka_timers_t *rkts, |
| void *arg), |
| void *arg); |
| |
| void rd_kafka_timer_backoff (rd_kafka_timers_t *rkts, |
| rd_kafka_timer_t *rtmr, int backoff_us); |
| rd_ts_t rd_kafka_timer_next (rd_kafka_timers_t *rkts, rd_kafka_timer_t *rtmr, |
| int do_lock); |
| |
| void rd_kafka_timers_interrupt (rd_kafka_timers_t *rkts); |
| rd_ts_t rd_kafka_timers_next (rd_kafka_timers_t *rkts, int timeout_ms, |
| int do_lock); |
| void rd_kafka_timers_run (rd_kafka_timers_t *rkts, int timeout_us); |
| void rd_kafka_timers_destroy (rd_kafka_timers_t *rkts); |
| void rd_kafka_timers_init (rd_kafka_timers_t *rkte, rd_kafka_t *rk); |