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

1.1       root        1: /*
                      2:  * $Source: /usr/src/kerberosIV/krb/RCS/create_death_packet.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_cr_death_packet_c =
                     14: "$Header: /usr/src/kerberosIV/krb/RCS/create_death_packet.c,v 4.10 90/06/25 20:55:28 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 creates a packet to type AUTH_MSG_DIE which is sent to
                     25:  * the Kerberos server to make it shut down.  It is used only in the
                     26:  * development environment.
                     27:  *
                     28:  * It takes a string "a_name" which is sent in the packet.  A pointer
                     29:  * to the packet is returned.
                     30:  *
                     31:  * The format of the killer packet is:
                     32:  *
                     33:  * type                        variable                data
                     34:  *                     or constant
                     35:  * ----                        -----------             ----
                     36:  *
                     37:  * unsigned char       KRB_PROT_VERSION        protocol version number
                     38:  * 
                     39:  * unsigned char       AUTH_MSG_DIE            message type
                     40:  * 
                     41:  * [least significant  HOST_BYTE_ORDER         byte order of sender
                     42:  *  bit of above field]
                     43:  * 
                     44:  * string              a_name                  presumably, name of
                     45:  *                                             principal sending killer
                     46:  *                                             packet
                     47:  */
                     48: 
                     49: #ifdef DEBUG
                     50: KTEXT
                     51: krb_create_death_packet(a_name)
                     52:     char *a_name;
                     53: {
                     54:     static KTEXT_ST pkt_st;
                     55:     KTEXT pkt = &pkt_st;
                     56: 
                     57:     unsigned char *v =  pkt->dat;
                     58:     unsigned char *t =  (pkt->dat+1);
                     59:     *v = (unsigned char) KRB_PROT_VERSION;
                     60:     *t = (unsigned char) AUTH_MSG_DIE;
                     61:     *t |= HOST_BYTE_ORDER;
                     62:     (void) strcpy((char *) (pkt->dat+2),a_name);
                     63:     pkt->length = 3 + strlen(a_name);
                     64:     return pkt;
                     65: }
                     66: #endif /* DEBUG */

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