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/*-
* Copyright (c) 2006 Verdens Gang AS
* Copyright (c) 2006-2009 Varnish Software AS
* All rights reserved.
*
* Author: Poul-Henning Kamp <phk@phk.freebsd.dk>
*
* SPDX-License-Identifier: BSD-2-Clause
*
* 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 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.
*
*/
struct vev;
struct vev_root;
typedef int vev_cb_f(const struct vev *, int what);
struct vev {
unsigned magic;
#define VEV_MAGIC 0x46bbd419
/* pub */
const char *name;
int fd;
unsigned fd_flags;
unsigned fd_events;
#define VEV__RD POLLIN
#define VEV__WR POLLOUT
#define VEV__ERR POLLERR
#define VEV__HUP POLLHUP
#define VEV__SIG -1
int sig;
unsigned sig_flags;
double timeout;
vev_cb_f *callback;
siginfo_t *siginfo;
void *priv;
/* priv */
double __when;
unsigned __binheap_idx;
unsigned __privflags;
struct vev_root *__vevb;
};
struct vev_root *VEV_New(void);
void VEV_Destroy(struct vev_root **);
struct vev *VEV_Alloc(void);
int VEV_Start(struct vev_root *, struct vev *);
void VEV_Stop(struct vev_root *, struct vev *);
int VEV_Once(struct vev_root *);
int VEV_Loop(struct vev_root *);
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