acc8326d0c
to manage their own memory. Tested on my machine (make buildworld). I've made analogous changes on the alpha, but don't have a machine to test. Not-objected-to by: dg, gibbs
86 lines
3.4 KiB
C
86 lines
3.4 KiB
C
/*-
|
|
* Copyright (c) 1990, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
* (c) UNIX System Laboratories, Inc.
|
|
* All or some portions of this file are derived from material licensed
|
|
* to the University of California by American Telephone and Telegraph
|
|
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
|
|
* the permission of UNIX System Laboratories, Inc.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)callout.h 8.2 (Berkeley) 1/21/94
|
|
* $Id: callout.h,v 1.11 1998/01/11 00:43:51 phk Exp $
|
|
*/
|
|
|
|
#ifndef _SYS_CALLOUT_H_
|
|
#define _SYS_CALLOUT_H_
|
|
|
|
#include <sys/queue.h>
|
|
|
|
SLIST_HEAD(callout_list, callout);
|
|
TAILQ_HEAD(callout_tailq, callout);
|
|
|
|
struct callout {
|
|
union {
|
|
SLIST_ENTRY(callout) sle;
|
|
TAILQ_ENTRY(callout) tqe;
|
|
} c_links;
|
|
int c_time; /* ticks to the event */
|
|
void *c_arg; /* function argument */
|
|
void (*c_func) __P((void *)); /* function to call */
|
|
int c_flags; /* state of this entry */
|
|
};
|
|
|
|
#define CALLOUT_LOCAL_ALLOC 0x0001 /* was allocated from callfree */
|
|
#define CALLOUT_PENDING 0x0002 /* callout is currently active */
|
|
#define CALLOUT_FIRED 0x0004 /* callout has been fired */
|
|
|
|
struct callout_handle {
|
|
struct callout *callout;
|
|
};
|
|
|
|
#ifdef KERNEL
|
|
extern struct callout_list callfree;
|
|
extern struct callout *callout;
|
|
extern int ncallout;
|
|
extern struct callout_tailq *callwheel;
|
|
extern int callwheelsize, callwheelbits, callwheelmask, softticks;
|
|
|
|
#define callout_fired(c) ((c)->c_flags & CALLOUT_FIRED)
|
|
void callout_init __P((struct callout *));
|
|
#define callout_pending(c) (((c)->c_flags & CALLOUT_PENDING) ? \
|
|
((c)->c_time - ticks) : 0)
|
|
void callout_reset __P((struct callout *, int, void (*)(void *), void *));
|
|
void callout_stop __P((struct callout *));
|
|
|
|
#endif /* KERNEL */
|
|
|
|
#endif /* _SYS_CALLOUT_H_ */
|