2 * lib/krb5/krb/copy_athctr.c
4 * Copyright 1990,1991 by the Massachusetts Institute of Technology.
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.
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.
27 * krb5_copy_authenticator()
32 krb5_error_code KRB5_CALLCONV
33 krb5_copy_authenticator(krb5_context context, const krb5_authenticator *authfrom, krb5_authenticator **authto)
35 krb5_error_code retval;
36 krb5_authenticator *tempto;
38 if (!(tempto = (krb5_authenticator *)malloc(sizeof(*tempto))))
40 #ifdef HAVE_C_STRUCTURE_ASSIGNMENT
43 memcpy(tempto, authfrom, sizeof(krb5_authenticator));
46 retval = krb5_copy_principal(context, authfrom->client, &tempto->client);
52 if (authfrom->checksum &&
53 (retval = krb5_copy_checksum(context, authfrom->checksum, &tempto->checksum))) {
54 krb5_free_principal(context, tempto->client);
59 if (authfrom->subkey) {
60 retval = krb5_copy_keyblock(context, authfrom->subkey, &tempto->subkey);
62 krb5_xfree(tempto->subkey);
63 krb5_free_checksum(context, tempto->checksum);
64 krb5_free_principal(context, tempto->client);
70 if (authfrom->authorization_data) {
71 retval = krb5_copy_authdata(context, authfrom->authorization_data,
72 &tempto->authorization_data);
74 krb5_xfree(tempto->subkey);
75 krb5_free_checksum(context, tempto->checksum);
76 krb5_free_principal(context, tempto->client);
77 krb5_free_authdata(context, tempto->authorization_data);