1 /*
2 * lib/krb5/os/gen_port.c
3 *
4 * Copyright 1991 by the Massachusetts Institute of Technology.
5 * All Rights Reserved.
6 *
7 * Export of this software from the United States of America may
8 * require a specific license from the United States Government.
9 * It is the responsibility of any person or organization contemplating
10 * export to obtain such a license before exporting.
11 *
12 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
13 * distribute this software and its documentation for any purpose and
14 * without fee is hereby granted, provided that the above copyright
15 * notice appear in all copies and that both that copyright notice and
16 * this permission notice appear in supporting documentation, and that
17 * the name of M.I.T. not be used in advertising or publicity pertaining
18 * to distribution of the software without specific, written prior
19 * permission. Furthermore if you modify this software you must label
20 * your software as modified software and not distribute it in such a
21 * fashion that it might be confused with the original M.I.T. software.
22 * M.I.T. makes no representations about the suitability of
23 * this software for any purpose. It is provided "as is" without express
24 * or implied warranty.
25 *
26 *
27 * Take an IP addr & port and generate a full IP address.
28 */
29
30 #include <k5-int.h>
31 #include "os-proto.h"
32
33 krb5_error_code
krb5_gen_portaddr(krb5_context context,const krb5_address * addr,krb5_const_pointer ptr,krb5_address ** outaddr)34 krb5_gen_portaddr(krb5_context context, const krb5_address *addr, krb5_const_pointer ptr, krb5_address **outaddr)
35 {
36 #ifdef HAVE_NETINET_IN_H
37 krb5_int32 adr;
38 krb5_int16 port;
39
40 if (addr->addrtype != ADDRTYPE_INET)
41 return KRB5_PROG_ATYPE_NOSUPP;
42 port = *(const krb5_int16 *)ptr;
43
44 memcpy((char *)&adr, (char *)addr->contents, sizeof(adr));
45 return krb5_make_full_ipaddr(context, adr, port, outaddr);
46 #else
47 return KRB5_PROG_ATYPE_NOSUPP;
48 #endif
49 }
50