2 * Copyright (c) 2014 Bjoern A. Zeeb
5 * This software was developed by SRI International and the University of
6 * Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-11-C-0249
7 * ("MRC2"), as part of the DARPA MRC research programme.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #ifndef _LINUX_TIMER_H
34 #define _LINUX_TIMER_H
36 #include <sys/abi_compat.h>
38 #ifndef __LINUX_ARCH_SIGEV_PREAMBLE_SIZE
39 #define __LINUX_ARCH_SIGEV_PREAMBLE_SIZE \
40 (sizeof(l_int) * 2 + sizeof(l_sigval_t))
43 #define LINUX_SIGEV_MAX_SIZE 64
44 #define LINUX_SIGEV_PAD_SIZE \
45 ((LINUX_SIGEV_MAX_SIZE - __LINUX_ARCH_SIGEV_PREAMBLE_SIZE) / \
48 #define LINUX_CLOCK_REALTIME 0
49 #define LINUX_CLOCK_MONOTONIC 1
50 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2
51 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3
52 #define LINUX_CLOCK_MONOTONIC_RAW 4
53 #define LINUX_CLOCK_REALTIME_COARSE 5
54 #define LINUX_CLOCK_MONOTONIC_COARSE 6
55 #define LINUX_CLOCK_BOOTTIME 7
56 #define LINUX_CLOCK_REALTIME_ALARM 8
57 #define LINUX_CLOCK_BOOTTIME_ALARM 9
58 #define LINUX_CLOCK_SGI_CYCLE 10
59 #define LINUX_CLOCK_TAI 11
61 #define LINUX_CPUCLOCK_PERTHREAD_MASK 4
62 #define LINUX_CPUCLOCK_MASK 3
63 #define LINUX_CPUCLOCK_WHICH(clock) \
64 ((clock) & (clockid_t) LINUX_CPUCLOCK_MASK)
65 #define LINUX_CPUCLOCK_PROF 0
66 #define LINUX_CPUCLOCK_VIRT 1
67 #define LINUX_CPUCLOCK_SCHED 2
68 #define LINUX_CPUCLOCK_MAX 3
69 #define LINUX_CLOCKFD LINUX_CPUCLOCK_MAX
70 #define LINUX_CLOCKFD_MASK \
71 (LINUX_CPUCLOCK_PERTHREAD_MASK|LINUX_CPUCLOCK_MASK)
73 #define LINUX_CPUCLOCK_ID(clock) ((pid_t) ~((clock) >> 3))
74 #define LINUX_CPUCLOCK_PERTHREAD(clock) \
75 (((clock) & (clockid_t) LINUX_CPUCLOCK_PERTHREAD_MASK) != 0)
77 #define LINUX_TIMER_ABSTIME 0x01
79 #define L_SIGEV_SIGNAL 0
80 #define L_SIGEV_NONE 1
81 #define L_SIGEV_THREAD 2
82 #define L_SIGEV_THREAD_ID 4
85 l_sigval_t sigev_value;
89 l_int _pad[LINUX_SIGEV_PAD_SIZE];
92 l_uintptr_t _function;
93 l_uintptr_t _attribute;
97 #if defined(__amd64__) && defined(COMPAT_LINUX32)
102 struct l_itimerspec {
103 struct l_timespec it_interval;
104 struct l_timespec it_value;
107 int native_to_linux_timespec(struct l_timespec *,
109 int linux_to_native_timespec(struct timespec *,
110 struct l_timespec *);
111 int linux_to_native_clockid(clockid_t *, clockid_t);
112 int native_to_linux_itimerspec(struct l_itimerspec *,
113 struct itimerspec *);
114 int linux_to_native_itimerspec(struct itimerspec *,
115 struct l_itimerspec *);
116 int linux_to_native_timerflags(int *, int);
118 #endif /* _LINUX_TIMER_H */