/*
  * $Id$
  *
  *
  * timer related functions
  */
 
 
 #ifndef timer_h
 #define timer_h
 
 typedef void (timer_function)(unsigned int ticks, void* param);
 
 
 struct sr_timer{
 	int id;
 	timer_function* timer_f;
 	void* t_param;
 	unsigned int interval;
 	
 	unsigned int expires;
 	
 	struct sr_timer* next;
 };
 
 
 
 extern struct sr_timer* timer_list;
 
 
 

 int init_timer();

 /*register a periodic timer;
  * ret: <0 on errror*/
 int register_timer(timer_function f, void* param, unsigned int interval);

 unsigned int get_ticks();

 void timer_ticker();
 
 #endif