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/* $OpenBSD: syslogd.h,v 1.14 2014/09/10 13:16:20 doug Exp $ */
/*
* 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/poll.h>
/* Privilege separation */
int priv_init(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 */
char *ttymsg(struct iovec *, int, char *, int);
/* File descriptor send/recv */
void send_fd(int, int);
int receive_fd(int);
/* The list of domain sockets */
#define MAXUNIX 21
extern int nunix;
extern char *path_unix[MAXUNIX];
extern char *ctlsock_path;
#define dprintf(_f...) do { if (Debug) printf(_f); } while (0)
extern int Debug;
extern int Startup;
/* fds to poll */
#define PFD_KLOG 0 /* Offset of /dev/klog entry */
#define PFD_INET 1 /* Offset of inet socket entry */
#define PFD_CTLSOCK 2 /* Offset of control socket entry */
#define PFD_CTLCONN 3 /* Offset of control connection entry */
#define PFD_INET6 4 /* Offset of inet6 socket entry */
#define PFD_SENDSYS 5 /* Offset of sendsyslog(2) entry */
#define PFD_UNIX_0 6 /* Start of Unix socket entries */
#define N_PFD (PFD_UNIX_0 + MAXUNIX) /* # of pollfd entries */
extern struct pollfd pfd[N_PFD];
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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