Changeset View
Changeset View
Standalone View
Standalone View
contrib/dhcpcd/src/eloop.h
- This file was added.
| Property | Old Value | New Value |
|---|---|---|
| svn:eol-style | null | native \ No newline at end of property |
| svn:keywords | null | FreeBSD=%H \ No newline at end of property |
| svn:mime-type | null | text/plain \ No newline at end of property |
| /* SPDX-License-Identifier: BSD-2-Clause */ | |||||
| /* | |||||
| * dhcpcd - DHCP client daemon | |||||
| * Copyright (c) 2006-2019 Roy Marples <roy@marples.name> | |||||
| * 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. | |||||
| * | |||||
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. | |||||
| */ | |||||
| #ifndef ELOOP_H | |||||
| #define ELOOP_H | |||||
| #include <time.h> | |||||
| /* Some systems don't define timespec macros */ | |||||
| #ifndef timespecclear | |||||
| #define timespecclear(tsp) (tsp)->tv_sec = (time_t)((tsp)->tv_nsec = 0L) | |||||
| #define timespecisset(tsp) ((tsp)->tv_sec || (tsp)->tv_nsec) | |||||
| #define timespeccmp(tsp, usp, cmp) \ | |||||
| (((tsp)->tv_sec == (usp)->tv_sec) ? \ | |||||
| ((tsp)->tv_nsec cmp (usp)->tv_nsec) : \ | |||||
| ((tsp)->tv_sec cmp (usp)->tv_sec)) | |||||
| #define timespecadd(tsp, usp, vsp) \ | |||||
| do { \ | |||||
| (vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec; \ | |||||
| (vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec; \ | |||||
| if ((vsp)->tv_nsec >= 1000000000L) { \ | |||||
| (vsp)->tv_sec++; \ | |||||
| (vsp)->tv_nsec -= 1000000000L; \ | |||||
| } \ | |||||
| } while (/* CONSTCOND */ 0) | |||||
| #define timespecsub(tsp, usp, vsp) \ | |||||
| do { \ | |||||
| (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec; \ | |||||
| (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec; \ | |||||
| if ((vsp)->tv_nsec < 0) { \ | |||||
| (vsp)->tv_sec--; \ | |||||
| (vsp)->tv_nsec += 1000000000L; \ | |||||
| } \ | |||||
| } while (/* CONSTCOND */ 0) | |||||
| #endif | |||||
| /* eloop queues are really only for deleting timeouts registered | |||||
| * for a function or object. | |||||
| * The idea being that one interface has different timeouts for | |||||
| * say DHCP and DHCPv6. */ | |||||
| #ifndef ELOOP_QUEUE | |||||
| #define ELOOP_QUEUE 1 | |||||
| #endif | |||||
| /* Forward declare eloop - the content should be invisible to the outside */ | |||||
| struct eloop; | |||||
| int eloop_event_add_rw(struct eloop *, int, | |||||
| void (*)(void *), void *, | |||||
| void (*)(void *), void *); | |||||
| int eloop_event_add(struct eloop *, int, | |||||
| void (*)(void *), void *); | |||||
| int eloop_event_add_w(struct eloop *, int, | |||||
| void (*)(void *), void *); | |||||
| #define eloop_event_delete(eloop, fd) \ | |||||
| eloop_event_delete_write((eloop), (fd), 0) | |||||
| #define eloop_event_remove_writecb(eloop, fd) \ | |||||
| eloop_event_delete_write((eloop), (fd), 1) | |||||
| int eloop_event_delete_write(struct eloop *, int, int); | |||||
| #define eloop_timeout_add_tv(eloop, tv, cb, ctx) \ | |||||
| eloop_q_timeout_add_tv((eloop), ELOOP_QUEUE, (tv), (cb), (ctx)) | |||||
| #define eloop_timeout_add_sec(eloop, tv, cb, ctx) \ | |||||
| eloop_q_timeout_add_sec((eloop), ELOOP_QUEUE, (tv), (cb), (ctx)) | |||||
| #define eloop_timeout_add_msec(eloop, ms, cb, ctx) \ | |||||
| eloop_q_timeout_add_msec((eloop), ELOOP_QUEUE, (ms), (cb), (ctx)) | |||||
| #define eloop_timeout_delete(eloop, cb, ctx) \ | |||||
| eloop_q_timeout_delete((eloop), ELOOP_QUEUE, (cb), (ctx)) | |||||
| int eloop_q_timeout_add_tv(struct eloop *, int, | |||||
| const struct timespec *, void (*)(void *), void *); | |||||
| int eloop_q_timeout_add_sec(struct eloop *, int, | |||||
| time_t, void (*)(void *), void *); | |||||
| int eloop_q_timeout_add_msec(struct eloop *, int, | |||||
| long, void (*)(void *), void *); | |||||
| int eloop_q_timeout_delete(struct eloop *, int, void (*)(void *), void *); | |||||
| int eloop_signal_set_cb(struct eloop *, const int *, size_t, | |||||
| void (*)(int, void *), void *); | |||||
| int eloop_signal_mask(struct eloop *, sigset_t *oldset); | |||||
| struct eloop * eloop_new(void); | |||||
| int eloop_requeue(struct eloop *); | |||||
| void eloop_free(struct eloop *); | |||||
| void eloop_exit(struct eloop *, int); | |||||
| int eloop_start(struct eloop *, sigset_t *); | |||||
| #endif | |||||