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/*
* $Source$
* $Author$
*
* Copyright 1990 by the Massachusetts Institute of Technology.
*
* For copying and distribution information, please see the file
* <krb5/copyright.h>.
*
* krb5_kdb_setup_mkey()
*/
#if !defined(lint) && !defined(SABER)
static char rcsid_setup_mkey_c[] =
"$Id$";
#endif /* !lint & !SABER */
#include <krb5/copyright.h>
#include <krb5/krb5.h>
#include <krb5/kdb.h>
#include <krb5/ext-proto.h>
/*
* Given a key name and a realm name, construct a principal which can be used
* to fetch the master key from the database.
*
* If the key name is NULL, the default key name will be used.
*/
#define REALM_SEP_STRING "@"
krb5_error_code
krb5_db_setup_mkey_name(keyname, realm, fullname, principal)
const char *keyname;
const char *realm;
char **fullname;
krb5_principal *principal;
{
krb5_error_code retval;
int keylen;
int rlen = strlen(realm);
char *fname;
if (!keyname)
keyname = KRB5_KDB_M_NAME; /* XXX external? */
keylen = strlen(keyname);
fname = malloc(keylen+rlen+2);
if (!fname)
return ENOMEM;
strcpy(fname, keyname);
strcat(fname, REALM_SEP_STRING);
strcat(fname, realm);
if (retval = krb5_parse_name(fname, principal))
return retval;
if (fullname)
*fullname = fname;
else
free(fname);
return 0;
}
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