/************************************************************************
**                                                                      *
** Copyright © 1996 Digital Equipment Corporation.                      *
** All rights reserved.                                                 *
**                                                                      *
** Redistribution and use in source and binary forms are permitted      *
** provided that the above copyright notice and this paragraph are      *
** duplicated in all such forms and that any documentation,             *
** advertising materials, and other materials related to such           *
** distribution and use acknowledge that the software was developed     *
** by Digital Equipment Corporation.  The name of the                   *
** Corporation may not be used to endorse or promote products derived   *
** from this software without specific prior written permission.        *
** THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR       *
** IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED       *
** WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.  *
**                                                                      *
*************************************************************************
**++
**  FACILITY:
**
**      ppp_timer.h.
**
**  ABSTRACT:
**
**      Constant defintions and external defs of variables in ppp_timer.c
**
**  AUTHORS:
**
**      Patrick Crilly,   Networks Engineering (Australia).
**
**  CREATION DATE:
**
**      27-November-1995
**
**  MODIFICATION HISTORY:
**
**      17-December-1996  Barry W. Kierstein
**                        Replaced the standard Digital copyright with
**                        one compatible with the CMU copyright.
**
**      24-July-1996      Barry W. Kierstein
**                        Corrected copyright notice.
**
**      27-November-1995  Original version.
**
**--
*/
#ifndef _PPP_TIMER_H_
#define _PPP_TIMER_H_

/*
**
** import definitions:
**        prototype macro
**        types
**
*/
#ifndef _PPPD_H_
#include "pppd.h"
#endif

/*
**  Define the PPP timer delta.  For this release the PPP timer
**  runs at 100 ms intervals.  On VMS, the clock runs in 100 ns
**  intervals, hence the definition of 1000000 for 
**  PPP_TIMER_INTERVAL   
*/
#define PPP_TIMER_INTERVAL     1000000

/*
** Define timer structure
*/
typedef struct timerEntry
{
    int	ticksToFire;		/* ticks left until timeout    */
    caddr_t param;		/* argument to timeout routine */
    void (*func)();	        /* timeout routine to call     */
    struct timerEntry *next;	/* pointer to the next timer   */
} timerEntry;


/*
** Prototypes
*/
void timeout(void (*)(), caddr_t, int);
void untimeout(void (*)(), caddr_t);
void timerInit(void);
void timerPoll(void);

#endif /* _PPP_TIMER_H_ */