xref: /freebsd/crypto/heimdal/lib/kadm5/kadm5-pwcheck.h (revision 22d7dd834bc5cd189810e414701e3ad1e98102e4)
1 /*
2  * Copyright (c) 2004 Kungliga Tekniska Högskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 /* $Id$ */
35 
36 #ifndef KADM5_PWCHECK_H
37 #define KADM5_PWCHECK_H 1
38 
39 
40 #define KADM5_PASSWD_VERSION_V0 0
41 #define KADM5_PASSWD_VERSION_V1 1
42 
43 typedef const char* (*kadm5_passwd_quality_check_func_v0)(krb5_context,
44 							  krb5_principal,
45 							  krb5_data*);
46 
47 /*
48  * The 4th argument, is a tuning parameter for the quality check
49  * function, the lib/caller will providing it for the password quality
50  * module.
51  */
52 
53 typedef int
54 (*kadm5_passwd_quality_check_func)(krb5_context context,
55 				   krb5_principal principal,
56 				   krb5_data *password,
57 				   const char *tuning,
58 				   char *message,
59 				   size_t length);
60 
61 struct kadm5_pw_policy_check_func {
62     const char *name;
63     kadm5_passwd_quality_check_func func;
64 };
65 
66 struct kadm5_pw_policy_verifier {
67     const char *name;
68     int version;
69     const char *vendor;
70     const struct kadm5_pw_policy_check_func *funcs;
71 };
72 
73 #endif /* KADM5_PWCHECK_H */
74