xref: /freebsd/crypto/heimdal/lib/krb5/krb5_rd_safe.3 (revision af23369a6deaaeb612ab266eb88b8bb8d560c322)
1.\" Copyright (c) 2003 Kungliga Tekniska Högskolan
2.\" (Royal Institute of Technology, Stockholm, Sweden).
3.\" All rights reserved.
4.\"
5.\" Redistribution and use in source and binary forms, with or without
6.\" modification, are permitted provided that the following conditions
7.\" are met:
8.\"
9.\" 1. Redistributions of source code must retain the above copyright
10.\"    notice, this list of conditions and the following disclaimer.
11.\"
12.\" 2. Redistributions in binary form must reproduce the above copyright
13.\"    notice, this list of conditions and the following disclaimer in the
14.\"    documentation and/or other materials provided with the distribution.
15.\"
16.\" 3. Neither the name of the Institute nor the names of its contributors
17.\"    may be used to endorse or promote products derived from this software
18.\"    without specific prior written permission.
19.\"
20.\" THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30.\" SUCH DAMAGE.
31.\"
32.\" $Id$
33.\"
34.Dd May  1, 2006
35.Dt KRB5_RD_SAFE 3
36.Os HEIMDAL
37.Sh NAME
38.Nm krb5_rd_safe ,
39.Nm krb5_rd_priv
40.Nd verifies authenticity of messages
41.Sh LIBRARY
42Kerberos 5 Library (libkrb5, -lkrb5)
43.Sh SYNOPSIS
44.In krb5.h
45.Pp
46.Ft krb5_error_code
47.Fn krb5_rd_priv "krb5_context context" "krb5_auth_context auth_context" "const krb5_data *inbuf" "krb5_data *outbuf" "krb5_replay_data *outdata"
48.Ft krb5_error_code
49.Fn krb5_rd_safe "krb5_context context" "krb5_auth_context auth_context" "const krb5_data *inbuf" "krb5_data *outbuf" "krb5_replay_data *outdata"
50.Sh DESCRIPTION
51.Fn krb5_rd_safe
52and
53.Fn krb5_rd_priv
54parses
55.Li KRB-SAFE
56and
57.Li KRB-PRIV
58messages (as generated by
59.Xr krb5_mk_safe 3
60and
61.Xr krb5_mk_priv 3 )
62from
63.Fa inbuf
64and verifies its integrity. The user data part of the message in put
65in
66.Fa outbuf .
67The encryption state, including keyblocks and addresses, is taken from
68.Fa auth_context .
69If the
70.Dv KRB5_AUTH_CONTEXT_RET_SEQUENCE
71or
72.Dv KRB5_AUTH_CONTEXT_RET_TIME
73flags are set in the
74.Fa auth_context
75the sequence number and time are returned in the
76.Fa outdata
77parameter.
78.Sh SEE ALSO
79.Xr krb5_auth_con_init 3 ,
80.Xr krb5_mk_priv 3 ,
81.Xr krb5_mk_safe 3
82