freebsd-dev/lib/libutil/libutil.h
Brian Somers 595f220e04 Add realhostname() - a function to correctly lookup
a name by address and ensure that the name resolves
back to the original address.
1999-04-06 23:02:35 +00:00

82 lines
2.8 KiB
C

/*
* Copyright (c) 1995 Peter Wemm <peter@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice immediately at the beginning of the file, without modification,
* 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.
* 3. This work was done expressly for inclusion into FreeBSD. Other use
* is permitted provided this notation is included.
* 4. Absolutely no warranty of function or purpose is made by the author
* Peter Wemm.
* 5. Modifications may be freely made to this file providing the above
* conditions are met.
*
* $Id: libutil.h,v 1.21 1998/12/16 17:52:15 bde Exp $
*/
#ifndef _LIBUTIL_H_
#define _LIBUTIL_H_
#include <sys/cdefs.h>
/* for properties.c */
typedef struct _property {
struct _property *next;
char *name;
char *value;
} *properties;
/* Avoid pulling in all the include files for no need */
struct termios;
struct winsize;
struct utmp;
struct in_addr;
__BEGIN_DECLS
void setproctitle __P((const char *_fmt, ...)) __printf0like(1, 2);
void login __P((struct utmp *_ut));
int login_tty __P((int _fd));
int logout __P((char *_line));
void logwtmp __P((const char *_line, const char *_name, const char *_host));
void trimdomain __P((char *_fullhost, int _hostsize));
int openpty __P((int *_amaster, int *_aslave, char *_name,
struct termios *_termp, struct winsize *_winp));
int forkpty __P((int *_amaster, char *_name,
struct termios *_termp, struct winsize *_winp));
const char *uu_lockerr __P((int _uu_lockresult));
int uu_lock __P((const char *_ttyname));
int uu_unlock __P((const char *_ttyname));
int uu_lock_txfr __P((const char *_ttyname, pid_t _pid));
int _secure_path __P((const char *_path, uid_t _uid, gid_t _gid));
properties properties_read __P((int fd));
void properties_free __P((properties list));
char *property_find __P((properties list, const char *name));
char *auth_getval __P((const char *name));
int realhostname __P((char *host, size_t hsize, const struct in_addr *ip));
__END_DECLS
#define UU_LOCK_INUSE (1)
#define UU_LOCK_OK (0)
#define UU_LOCK_OPEN_ERR (-1)
#define UU_LOCK_READ_ERR (-2)
#define UU_LOCK_CREAT_ERR (-3)
#define UU_LOCK_WRITE_ERR (-4)
#define UU_LOCK_LINK_ERR (-5)
#define UU_LOCK_TRY_ERR (-6)
#define UU_LOCK_OWNER_ERR (-7)
/* return values from realhostname() */
#define HOSTNAME_FOUND (0)
#define HOSTNAME_INCORRECTNAME (1)
#define HOSTNAME_INVALIDADDR (2)
#define HOSTNAME_INVALIDNAME (3)
#endif /* !_LIBUTIL_H_ */