1 /* $NetBSD: mk_req.c,v 1.1.1.1 2011/04/13 18:15:36 elric Exp $ */
2
3 /*
4 * Copyright (c) 1997 - 2004 Kungliga Tekniska Högskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36 #include "krb5_locl.h"
37
38 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_mk_req_exact(krb5_context context,krb5_auth_context * auth_context,const krb5_flags ap_req_options,const krb5_principal server,krb5_data * in_data,krb5_ccache ccache,krb5_data * outbuf)39 krb5_mk_req_exact(krb5_context context,
40 krb5_auth_context *auth_context,
41 const krb5_flags ap_req_options,
42 const krb5_principal server,
43 krb5_data *in_data,
44 krb5_ccache ccache,
45 krb5_data *outbuf)
46 {
47 krb5_error_code ret;
48 krb5_creds this_cred, *cred;
49
50 memset(&this_cred, 0, sizeof(this_cred));
51
52 ret = krb5_cc_get_principal(context, ccache, &this_cred.client);
53
54 if(ret)
55 return ret;
56
57 ret = krb5_copy_principal (context, server, &this_cred.server);
58 if (ret) {
59 krb5_free_cred_contents (context, &this_cred);
60 return ret;
61 }
62
63 this_cred.times.endtime = 0;
64 if (auth_context && *auth_context && (*auth_context)->keytype)
65 this_cred.session.keytype = (*auth_context)->keytype;
66
67 ret = krb5_get_credentials (context, 0, ccache, &this_cred, &cred);
68 krb5_free_cred_contents(context, &this_cred);
69 if (ret)
70 return ret;
71
72 ret = krb5_mk_req_extended (context,
73 auth_context,
74 ap_req_options,
75 in_data,
76 cred,
77 outbuf);
78 krb5_free_creds(context, cred);
79 return ret;
80 }
81
82 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_mk_req(krb5_context context,krb5_auth_context * auth_context,const krb5_flags ap_req_options,const char * service,const char * hostname,krb5_data * in_data,krb5_ccache ccache,krb5_data * outbuf)83 krb5_mk_req(krb5_context context,
84 krb5_auth_context *auth_context,
85 const krb5_flags ap_req_options,
86 const char *service,
87 const char *hostname,
88 krb5_data *in_data,
89 krb5_ccache ccache,
90 krb5_data *outbuf)
91 {
92 krb5_error_code ret;
93 char **realms;
94 char *real_hostname;
95 krb5_principal server;
96
97 ret = krb5_expand_hostname_realms (context, hostname,
98 &real_hostname, &realms);
99 if (ret)
100 return ret;
101
102 ret = krb5_build_principal (context, &server,
103 strlen(*realms),
104 *realms,
105 service,
106 real_hostname,
107 NULL);
108 free (real_hostname);
109 krb5_free_host_realm (context, realms);
110 if (ret)
111 return ret;
112 ret = krb5_mk_req_exact (context, auth_context, ap_req_options,
113 server, in_data, ccache, outbuf);
114 krb5_free_principal (context, server);
115 return ret;
116 }
117