71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
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/*
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*
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* Copyright (c) 2002, Smart Link Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* 3. Neither the name of the Smart Link Ltd. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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*
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* modem_timer.h -- definitions for simple timer.
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*
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* Author: Sasha K (sashak@smlink.com)
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*
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*
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*/
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#ifndef __MODEM_TIMER_H__
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#define __MODEM_TIMER_H__
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#define MODEM_HZ 100
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struct timer {
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struct timer *next;
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unsigned added;
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unsigned expires;
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void (*func)(void *);
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void *data;
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};
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#define time_before(t1,t2) ((long)((t2)-(t1)) > 0)
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#define time_after(t1,t2) (!time_before(t1,t2))
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unsigned long get_time(void);
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extern void timer_init(struct timer *t);
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extern int timer_add(struct timer *t);
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extern int timer_del(struct timer *t);
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extern int modem_timer_init(void);
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#endif /* __MODEM_TIMER_H__ */
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