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Annotation of 43BSDReno/kerberosIV/krb/extract_ticket.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * $Source: /usr/src/kerberosIV/krb/RCS/extract_ticket.c,v $
                      3:  * $Author: kfall $
                      4:  *
                      5:  * Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute
                      6:  * of Technology.
                      7:  *
                      8:  * For copying and distribution information, please see the file
                      9:  * <mit-copyright.h>.
                     10:  */
                     11: 
                     12: #ifndef lint
                     13: static char *rcsid_extract_ticket_c =
                     14: "$Header: /usr/src/kerberosIV/krb/RCS/extract_ticket.c,v 4.7 90/06/25 20:55:39 kfall Exp $";
                     15: #endif /* lint */
                     16: 
                     17: #include <mit-copyright.h>
                     18: #include <des.h>
                     19: #include <krb.h>
                     20: #include <prot.h>
                     21: #include <strings.h>
                     22: 
                     23: /*
                     24:  * This routine is obsolete.
                     25:  *
                     26:  * This routine accepts the ciphertext returned by kerberos and
                     27:  * extracts the nth ticket.  It also fills in the variables passed as
                     28:  * session, liftime and kvno.
                     29:  */
                     30: 
                     31: extract_ticket(cipher,n,session,lifetime,kvno,realm,ticket)
                     32:     KTEXT cipher;              /* The ciphertext */
                     33:     int n;                     /* Which ticket */
                     34:     char *session;             /* The session key for this tkt */
                     35:     int *lifetime;             /* The life of this ticket */
                     36:     int *kvno;                 /* The kvno for the service */
                     37:     char *realm;               /* Realm in which tkt issued */
                     38:     KTEXT ticket;              /* The ticket itself */
                     39: {
                     40:     char *ptr;
                     41:     int i;
                     42: 
                     43:     /* Start after the ticket lengths */
                     44:     ptr = (char *) cipher->dat;
                     45:     ptr = ptr + 1 + (int) *(cipher->dat);
                     46: 
                     47:     /* Step through earlier tickets */
                     48:     for (i = 1; i < n; i++)
                     49:        ptr = ptr + 11 + strlen(ptr+10) + (int) *(cipher->dat+i);
                     50:     bcopy(ptr, (char *) session, 8); /* Save the session key */
                     51:     ptr += 8;
                     52:     *lifetime = *(ptr++);      /* Save the life of the ticket */
                     53:     *kvno = *(ptr++);          /* Save the kvno */
                     54:     (void) strcpy(realm,ptr);  /* instance */
                     55:     ptr += strlen(realm) + 1;
                     56: 
                     57:     /* Save the ticket if its length is non zero */
                     58:     ticket->length = *(cipher->dat+n);
                     59:     if (ticket->length)
                     60:        bcopy(ptr, (char *) (ticket->dat), ticket->length);
                     61: }

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