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/* $OpenBSD: syslogd.h,v 1.33 2019/07/05 13:23:27 bluhm Exp $ */
/*
* Copyright (c) 2014-2017 Alexander Bluhm <bluhm@genua.de>
* Copyright (c) 2003 Anil Madhavapeddy <anil@recoil.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/uio.h>
#include <stdarg.h>
/* Privilege separation */
void priv_init(int, int, int, char **);
__dead void priv_exec(char *, int, int, int, char **);
int priv_open_tty(const char *);
int priv_open_log(const char *);
FILE *priv_open_utmp(void);
FILE *priv_open_config(void);
void priv_config_parse_done(void);
int priv_config_modified(void);
int priv_getaddrinfo(char *, char *, char *, struct sockaddr *, size_t);
int priv_getnameinfo(struct sockaddr *, socklen_t, char *, size_t);
/* Terminal message */
#define TTYMSGTIME 1 /* timeout used by ttymsg */
#define TTYMAXDELAY 256 /* max events in ttymsg */
void ttymsg(struct iovec *, int, char *);
/* File descriptor send/recv */
void send_fd(int, int);
int receive_fd(int);
#define ERRBUFSIZE 256
void vlogmsg(int pri, const char *, const char *, va_list);
__dead void die(int);
extern int Debug;
struct ringbuf {
char *buf;
size_t len, start, end;
};
struct ringbuf *ringbuf_init(size_t);
void ringbuf_free(struct ringbuf *);
void ringbuf_clear(struct ringbuf *);
size_t ringbuf_used(struct ringbuf *);
int ringbuf_append_line(struct ringbuf *, char *);
ssize_t ringbuf_to_string(char *, size_t, struct ringbuf *);
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