include/rxrpc/krxtimod.h

   1 /* krxtimod.h: RxRPC timeout daemon
   2  *
   3  * Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11
  12 #ifndef _LINUX_RXRPC_KRXTIMOD_H
  13 #define _LINUX_RXRPC_KRXTIMOD_H
  14
  15 #include <rxrpc/types.h>
  16
  17 struct rxrpc_timer_ops {
  18         /* called when the front of the timer queue has timed out */
  19         void (*timed_out)(struct rxrpc_timer *timer);
  20 };
  21
  22 /*****************************************************************************/
  23 /*
  24  * RXRPC timer/timeout record
  25  */
  26 struct rxrpc_timer
  27 {
  28         struct list_head                link;           /* link in timer queue */
  29         unsigned long                   timo_jif;       /* timeout time */
  30         const struct rxrpc_timer_ops    *ops;           /* timeout expiry function */
  31 };
  32
  33 static inline void rxrpc_timer_init(rxrpc_timer_t *timer, const struct rxrpc_timer_ops *ops)
  34 {
  35         INIT_LIST_HEAD(&timer->link);
  36         timer->ops = ops;
  37 }
  38
  39 extern int rxrpc_krxtimod_start(void);
  40 extern void rxrpc_krxtimod_kill(void);
  41
  42 extern void rxrpc_krxtimod_add_timer(rxrpc_timer_t *timer, unsigned long timeout);
  43 extern int rxrpc_krxtimod_del_timer(rxrpc_timer_t *timer);
  44
  45 #endif /* _LINUX_RXRPC_KRXTIMOD_H */