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91447636 1/*
8ad349bb 2 * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
91447636 3 *
8ad349bb 4 * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
91447636 5 *
8ad349bb
A
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the
10 * License may not be used to create, or enable the creation or
11 * redistribution of, unlawful or unlicensed copies of an Apple operating
12 * system, or to circumvent, violate, or enable the circumvention or
13 * violation of, any terms of an Apple operating system software license
14 * agreement.
15 *
16 * Please obtain a copy of the License at
17 * http://www.opensource.apple.com/apsl/ and read it before using this
18 * file.
19 *
20 * The Original Code and all software distributed under the License are
21 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
22 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
23 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
25 * Please see the License for the specific language governing rights and
26 * limitations under the License.
27 *
28 * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
91447636
A
29 */
30
31/*
32 * devtimer.h
33 * - timer source based on <kern/thread_call.h>
34 */
35
36
37#ifndef _NET_DEVTIMER_H
38#define _NET_DEVTIMER_H
39
40#include <sys/types.h>
41#include <sys/systm.h>
42
43#define DEVTIMER_USECS_PER_SEC (1000 * 1000)
44
45enum {
46 devtimer_process_func_event_lock,
47 devtimer_process_func_event_unlock,
48};
49typedef int devtimer_process_func_event;
50
51typedef struct devtimer_s * devtimer_ref;
52typedef void (*devtimer_process_func)(devtimer_ref timer,
53 devtimer_process_func_event event);
54typedef void (*devtimer_timeout_func)(void * arg0, void * arg1, void * arg2);
55
56int
57devtimer_valid(devtimer_ref timer);
58
59void
60devtimer_retain(devtimer_ref timer);
61
62void *
63devtimer_arg0(devtimer_ref timer);
64
65devtimer_ref
66devtimer_create(devtimer_process_func process_func, void * arg0);
67
68void
69devtimer_invalidate(devtimer_ref timer);
70
71void
72devtimer_release(devtimer_ref timer);
73
74void
75devtimer_set_absolute(devtimer_ref t,
76 struct timeval abs_time,
77 devtimer_timeout_func func,
78 void * arg1, void * arg2);
79
80void
81devtimer_set_relative(devtimer_ref t,
82 struct timeval rel_time,
83 devtimer_timeout_func func,
84 void * arg1, void * arg2);
85void
86devtimer_cancel(devtimer_ref t);
87
88int
89devtimer_enabled(devtimer_ref t);
90
91struct timeval
92devtimer_current_time(void);
93
94int32_t
95devtimer_current_secs(void);
96
97#endif _NET_DEVTIMER_H