* $Source: /usr/src/kerberosIV/krb/RCS/tkt_string.c,v $
* Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute
* For copying and distribution information, please see the file
static char *rcsid_tkt_string_c
=
"$Header: /usr/src/kerberosIV/krb/RCS/tkt_string.c,v 4.7 90/06/25 20:57:33 kfall Exp $";
#include <mit-copyright.h>
* This routine is used to generate the name of the file that holds
* the user's cache of server tickets and associated session keys.
* If it is set, krb_ticket_string contains the ticket file name.
* Otherwise, the filename is constructed as follows:
* If it is set, the environment variable "KRBTKFILE" will be used as
* the ticket file name. Otherwise TKT_ROOT (defined in "krb.h") and
* the user's uid are concatenated to produce the ticket file name
* (e.g., "/tmp/tkt123"). A pointer to the string containing the ticket
static char krb_ticket_string
[MAXPATHLEN
] = "";
if (!*krb_ticket_string
) {
if (env
= getenv("KRBTKFILE")) {
(void) strncpy(krb_ticket_string
, env
,
sizeof(krb_ticket_string
)-1);
krb_ticket_string
[sizeof(krb_ticket_string
)-1] = '\0';
/* 32 bits of signed integer will always fit in 11 characters
(including the sign), so no need to worry about overflow */
(void) sprintf(krb_ticket_string
, "%s%d",TKT_ROOT
,getuid());
return krb_ticket_string
;
* This routine is used to set the name of the file that holds the user's
* cache of server tickets and associated session keys.
* The value passed in is copied into local storage.
* NOTE: This routine should be called during initialization, before other
* Kerberos routines are called; otherwise tkt_string() above may be called
* and return an undesired ticket file name until this routine is called.
(void) strncpy(krb_ticket_string
, val
, sizeof(krb_ticket_string
)-1);
krb_ticket_string
[sizeof(krb_ticket_string
)-1] = '\0';