60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/*
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* uhub - A tiny ADC p2p connection hub
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* Copyright (C) 2007-2014, Jan Vidar Krey
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#ifndef HAVE_UHUB_TIMEOUT_HANDLER_H
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#define HAVE_UHUB_TIMEOUT_HANDLER_H
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struct timeout_evt;
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struct timeout_queue;
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typedef void (*timeout_evt_cb)(struct timeout_evt*);
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struct timeout_evt
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{
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time_t timestamp;
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timeout_evt_cb callback;
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void* ptr;
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struct timeout_evt* prev;
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struct timeout_evt* next;
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};
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void timeout_evt_initialize(struct timeout_evt*, timeout_evt_cb, void* ptr);
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void timeout_evt_reset(struct timeout_evt*);
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int timeout_evt_is_scheduled(struct timeout_evt*);
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struct timeout_queue
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{
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time_t last;
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size_t max;
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struct timeout_evt lock;
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struct timeout_evt** events;
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};
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void timeout_queue_initialize(struct timeout_queue*, time_t now, size_t max);
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void timeout_queue_shutdown(struct timeout_queue*);
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size_t timeout_queue_process(struct timeout_queue*, time_t now);
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void timeout_queue_insert(struct timeout_queue*, struct timeout_evt*, size_t seconds);
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void timeout_queue_remove(struct timeout_queue*, struct timeout_evt*);
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void timeout_queue_reschedule(struct timeout_queue*, struct timeout_evt*, size_t seconds);
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size_t timeout_queue_get_next_timeout(struct timeout_queue*, time_t now);
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#endif /* HAVE_UHUB_TIMEOUT_HANDLER_H */
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