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/*
* lib/krb5/os/ktdefname.c
*
* Copyright 1990 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.
*
*
* Return default keytab file name.
*/
#define NEED_WINDOWS
#include "k5-int.h"
extern char *krb5_defkeyname;
/* this is a an exceedinly gross thing. */
char *krb5_overridekeyname = NULL;
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV
krb5_kt_default_name(context, name, namesize)
krb5_context context;
char FAR *name;
int namesize;
{
char *cp = 0;
krb5_error_code code;
char *retval;
if (krb5_overridekeyname) {
if ((size_t) namesize < (strlen(krb5_overridekeyname)+1))
return KRB5_CONFIG_NOTENUFSPACE;
strcpy(name, krb5_overridekeyname);
} else if ((context->profile_secure == FALSE) &&
(cp = getenv("KRB5_KTNAME"))) {
if ((size_t) namesize < (strlen(cp)+1))
return KRB5_CONFIG_NOTENUFSPACE;
strcpy(name, cp);
} else if (((code = profile_get_string(context->profile,
"libdefaults",
"default_keytab_name", NULL,
NULL, &retval)) == 0) &&
retval) {
if ((size_t) namesize < (strlen(retval)+1))
return KRB5_CONFIG_NOTENUFSPACE;
strcpy(name, retval);
profile_release_string(retval);
} else {
#if defined (_MSDOS) || defined(_WIN32)
{
char defname[160];
int len;
len= GetWindowsDirectory( defname, sizeof(defname)-2 );
defname[len]= '\0';
if ( (len + strlen(krb5_defkeyname) + 1) > namesize )
return KRB5_CONFIG_NOTENUFSPACE;
sprintf(name, krb5_defkeyname, defname);
}
#else
if ((size_t) namesize < (strlen(krb5_defkeyname)+1))
return KRB5_CONFIG_NOTENUFSPACE;
strcpy(name, krb5_defkeyname);
#endif
}
return 0;
}
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