xref: /freebsd/crypto/heimdal/lib/gssapi/krb5/address_to_krb5addr.c (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 /*
2  * Copyright (c) 2000 - 2001 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 #include "gsskrb5_locl.h"
35 
36 #include <roken.h>
37 
38 krb5_error_code
39 _gsskrb5i_address_to_krb5addr(krb5_context context,
40 			      OM_uint32 gss_addr_type,
41 			      gss_buffer_desc *gss_addr,
42 			      int16_t port,
43 			      krb5_address *address)
44 {
45    int addr_type;
46    struct sockaddr sa;
47    krb5_socklen_t sa_size = sizeof(sa);
48    krb5_error_code problem;
49 
50    if (gss_addr == NULL)
51       return GSS_S_FAILURE;
52 
53    switch (gss_addr_type) {
54 #ifdef HAVE_IPV6
55       case GSS_C_AF_INET6: addr_type = AF_INET6;
56                            break;
57 #endif /* HAVE_IPV6 */
58 
59       case GSS_C_AF_INET:  addr_type = AF_INET;
60                            break;
61       default:
62                            return GSS_S_FAILURE;
63    }
64 
65    problem = krb5_h_addr2sockaddr (context,
66 				   addr_type,
67                                    gss_addr->value,
68                                    &sa,
69                                    &sa_size,
70                                    port);
71    if (problem)
72       return GSS_S_FAILURE;
73 
74    problem = krb5_sockaddr2address (context, &sa, address);
75 
76    return problem;
77 }
78