diff options
Diffstat (limited to 'usr.sbin/rtadvd/timer.h')
| -rw-r--r-- | usr.sbin/rtadvd/timer.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/usr.sbin/rtadvd/timer.h b/usr.sbin/rtadvd/timer.h new file mode 100644 index 00000000000..3a0c99b4033 --- /dev/null +++ b/usr.sbin/rtadvd/timer.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 1998 WIDE Project. + * All rights reserved. + * + * 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. Neither the name of the project 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 PROJECT 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 PROJECT 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. + */ + +/* a < b */ +#define TIMEVAL_LT(a, b) (((a).tv_sec < (b).tv_sec) ||\ + (((a).tv_sec == (b).tv_sec) && \ + ((a).tv_usec < (b).tv_usec))) + +/* a <= b */ +#define TIMEVAL_LEQ(a, b) (((a).tv_sec < (b).tv_sec) ||\ + (((a).tv_sec == (b).tv_sec) &&\ + ((a).tv_usec <= (b).tv_usec))) + +struct rtadvd_timer { + struct rtadvd_timer *next; + struct rtadvd_timer *prev; + struct rainfo *rai; + struct timeval tm; + + void (*expire) __P((void *)); /* expiration function */ + void *expire_data; + void (*update) __P((void *, struct timeval *)); /* update function */ + void *update_data; +}; + +void rtadvd_timer_init __P((void)); +struct rtadvd_timer *rtadvd_add_timer __P((void (*) __P((void *)), + void (*) __P((void *, struct timeval *)), void *, void *)); +void rtadvd_set_timer __P((struct timeval *, struct rtadvd_timer *)); +struct timeval * rtadvd_check_timer __P((void)); +struct timeval * rtadvd_timer_rest __P((struct rtadvd_timer *)); +void TIMEVAL_ADD __P((struct timeval *, struct timeval *, + struct timeval *)); +void TIMEVAL_SUB __P((struct timeval *, struct timeval *, + struct timeval *)); |