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/*
* lib/krb5/krb/copy_athctr.c
*
* Copyright 1990,1991 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
*
* krb5_copy_authenticator()
*/
#include "k5-int.h"
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV
krb5_copy_authenticator(context, authfrom, authto)
krb5_context context;
const krb5_authenticator FAR *authfrom;
krb5_authenticator FAR *FAR *authto;
{
krb5_error_code retval;
krb5_authenticator *tempto;
if (!(tempto = (krb5_authenticator *)malloc(sizeof(*tempto))))
return ENOMEM;
#ifdef HAVE_C_STRUCTURE_ASSIGNMENT
*tempto = *authfrom;
#else
memcpy(tempto, authfrom, sizeof(krb5_authenticator));
#endif
retval = krb5_copy_principal(context, authfrom->client, &tempto->client);
if (retval) {
krb5_xfree(tempto);
return retval;
}
if (authfrom->checksum &&
(retval = krb5_copy_checksum(context, authfrom->checksum, &tempto->checksum))) {
krb5_free_principal(context, tempto->client);
krb5_xfree(tempto);
return retval;
}
if (authfrom->subkey) {
retval = krb5_copy_keyblock(context, authfrom->subkey, &tempto->subkey);
if (retval) {
krb5_xfree(tempto->subkey);
krb5_free_checksum(context, tempto->checksum);
krb5_free_principal(context, tempto->client);
krb5_xfree(tempto);
return retval;
}
}
if (authfrom->authorization_data) {
retval = krb5_copy_authdata(context, authfrom->authorization_data,
&tempto->authorization_data);
if (retval) {
krb5_xfree(tempto->subkey);
krb5_free_checksum(context, tempto->checksum);
krb5_free_principal(context, tempto->client);
krb5_free_authdata(context, tempto->authorization_data);
krb5_xfree(tempto);
return retval;
}
}
*authto = tempto;
return 0;
}
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