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freebsd/eBones/krb/get_svc_in_tkt.c
1995-05-30 06:41:30 +00:00

74 lines
2.2 KiB
C

/*
* Copyright 1987, 1988 by the Massachusetts Institute of Technology.
* For copying and distribution information, please see the file
* <Copyright.MIT>.
*
* from: get_svc_in_tkt.c,v 4.9 89/07/18 16:33:34 jtkohl Exp $
* $Id: get_svc_in_tkt.c,v 1.1.1.1 1994/09/30 14:50:00 csgr Exp $
*/
#ifndef lint
static char rcsid[] =
"$Id: get_svc_in_tkt.c,v 1.1.1.1 1994/09/30 14:50:00 csgr Exp $";
#endif /* lint */
#include <krb.h>
#include <prot.h>
#ifndef NULL
#define NULL 0
#endif
/*
* This file contains two routines: srvtab_to_key(), which gets
* a server's key from a srvtab file, and krb_get_svc_in_tkt() which
* gets an initial ticket for a server.
*/
/*
* srvtab_to_key(): given a "srvtab" file (where the keys for the
* service on a host are stored), return the private key of the
* given service (user.instance@realm).
*
* srvtab_to_key() passes its arguments on to read_service_key(),
* plus one additional argument, the key version number.
* (Currently, the key version number is always 0; this value
* is treated as a wildcard by read_service_key().)
*
* If the "srvtab" argument is null, KEYFILE (defined in "krb.h")
* is passed in its place.
*
* It returns the return value of the read_service_key() call.
* The service key is placed in "key".
*/
static int srvtab_to_key(user, instance, realm, srvtab, key)
char *user, *instance, *realm, *srvtab;
C_Block key;
{
if (!srvtab)
srvtab = KEYFILE;
return(read_service_key(user, instance, realm, 0, srvtab,
(char *)key));
}
/*
* krb_get_svc_in_tkt() passes its arguments on to krb_get_in_tkt(),
* plus two additional arguments: a pointer to the srvtab_to_key()
* function to be used to get the key from the key file and a NULL
* for the decryption procedure indicating that krb_get_in_tkt should
* use the default method of decrypting the response from the KDC.
*
* It returns the return value of the krb_get_in_tkt() call.
*/
krb_get_svc_in_tkt(user, instance, realm, service, sinstance, life, srvtab)
char *user, *instance, *realm, *service, *sinstance;
int life;
char *srvtab;
{
return(krb_get_in_tkt(user, instance, realm, service, sinstance,
life, srvtab_to_key, NULL, srvtab));
}