xref: /netbsd-src/external/ibm-public/postfix/dist/src/util/valid_hostname.h (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: valid_hostname.h,v 1.1.1.2 2013/09/25 19:06:38 tron Exp $	*/
2 
3 #ifndef _VALID_HOSTNAME_H_INCLUDED_
4 #define _VALID_HOSTNAME_H_INCLUDED_
5 
6 /*++
7 /* NAME
8 /*	valid_hostname 3h
9 /* SUMMARY
10 /*	validate hostname
11 /* SYNOPSIS
12 /*	#include <valid_hostname.h>
13 /* DESCRIPTION
14 /* .nf
15 
16  /* External interface */
17 
18 #define VALID_HOSTNAME_LEN	255	/* RFC 1035 */
19 #define VALID_LABEL_LEN		63	/* RFC 1035 */
20 
21 #define DONT_GRIPE		0
22 #define DO_GRIPE		1
23 
24 extern int valid_hostname(const char *, int);
25 extern int valid_hostaddr(const char *, int);
26 extern int valid_ipv4_hostaddr(const char *, int);
27 extern int valid_ipv6_hostaddr(const char *, int);
28 extern int valid_hostport(const char *, int);
29 
30 /* LICENSE
31 /* .ad
32 /* .fi
33 /*	The Secure Mailer license must be distributed with this software.
34 /* AUTHOR(S)
35 /*	Wietse Venema
36 /*	IBM T.J. Watson Research
37 /*	P.O. Box 704
38 /*	Yorktown Heights, NY 10598, USA
39 /*--*/
40 
41 #endif
42