Path: utzoo!attcan!uunet!husc6!bloom-beacon!apple!bionet!agate!ucbvax!CUNIXC.CC.COLUMBIA.EDU!cck
From: cck@CUNIXC.CC.COLUMBIA.EDU ("Charlie C. Kim")
Newsgroups: comp.protocols.appletalk
Subject: CPR 0005 (ddp)
Message-ID: <CMM.0.88.592665342.cck@cunixc.cc.columbia.edu>
Date: 12 Oct 88 13:15:42 GMT
Sender: daemon@ucbvax.BERKELEY.EDU
Organization: The Internet
Lines: 38

CAP Release 5.00 - PROBLEM REPORT: 0005

REPORT 0005
OS: bsd 4.3
Revision: n/a
Major local modifications: n/a
Machine Type: n/a
Date: 10/12/88
Reported by: Hal Eden, University of Colorado
Priority: MEDIUM to HIGH

Problem: ddp_protocol didn't truncate physical packet lengths to the
ddp encoded length.

Solution: apply the following patch.

%%%%%% START OF PATCH %%%%%%
*** /tmp/,RCSt1027891	Wed Oct 12 09:10:09 1988
--- abddp.c	Tue Oct 11 23:49:53 1988
***************
*** 358,364
      if (dbug.db_ddp)
        fprintf(stderr, "BAD PACKET: ddp reports more data than came in\n");
      return;			/* drop pkt */
!   }
  
    if (dochecksum) {
      if (ddp->checksum != 0) {

--- 358,364 -----
      if (dbug.db_ddp)
        fprintf(stderr, "BAD PACKET: ddp reports more data than came in\n");
      return;			/* drop pkt */
!   } else plen = len;  /* truncate if len < plen */
  
    if (dochecksum) {
      if (ddp->checksum != 0) {
%%%%%% END OF PATCH %%%%%%