/*-
 * Copyright (c) 2002-2005 Christian S.J. Peron
 * Copyright (c) 2002-2005 Seccuris Labs, Inc
 * All rights reserved.
 *
 * This software was developed for Seccuris Labs by Christian S.J. Peron.
 * 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
 */
#ifndef	_TERMLOG_DOT_H_
#define _TERMLOG_DOT_H_

#define DEFAULT_LINE_BUFSIZE	1024U
#define	MAXUSERS	10U
#define	MAXTTYS		10U

#undef	DEBUGGING
#undef	DEBUG_LOCKS
#define	TERMLOG_VERSION	"2.5-RELEASE"
#define _PATH_TERMLOG_STATS	"termlog.stats"
#define	_SNP_MAJOR 53

#include <sys/types.h>
#include <sys/queue.h>
#ifndef DEBUGGING
#undef NDEBUG
#endif

#ifndef TAILQ_FOREACH_SAFE
#define TAILQ_FOREACH_SAFE(var, head, field, tvar)			\
        for ((var) = TAILQ_FIRST((head));				\
            (var) && ((tvar) = TAILQ_NEXT((var), field), 1);		\
            (var) = (tvar))
#endif
struct snp_d {
	char		s_username[UT_NAMESIZE];
        char		s_line[UT_LINESIZE];
        int		s_fd;
        void	       *s_meta;
	int		(*snp_write)(void *data, char *ptr, int size);
	void	       *(*snp_setup)(void *data, char *config);
	int		(*snp_close)(void *data);
	int		(*snp_overflow)(void *data);
	u_long		s_bytes;
        TAILQ_ENTRY(snp_d) glue;
};
#define	DEBUG(v, fmt, args...)						\
	do {								\
		if (v > 0)						\
			fprintf(stderr, "DEBUG: " fmt "\n", ##args);	\
	} while (0)

int getsnpfd(char **, size_t);
int ttystat(char *, int);
int processutmp(struct stat *);
int linktty(struct utmp *);
int snpattach(char *);
void *watchutmp(void *);
int ttyislinked(struct utmp *);
void usage(char *);
int checkuserlist(struct utmp *);
int checkttylist(struct utmp *);
int skipcrtltty(struct utmp *);
int handlesnpio(struct snp_d *);
int buildfdlist(fd_set *);
void *eventloop(void *);
int dolog(char const *const fmt, ...);
#endif