Patch #:	101
Type:		operational change
Priority:	none
Modification:	make runtime flag for disabling DDP checksums
Submitted:	David Hornsby <djh@munnari.OZ.AU>
Archived:	munnari.OZ.AU	mac/cap.patches/cap60.patch101
Application:	'cd cap60; patch -p < cap60.patches/cap60.patch101'
Summary:	add -k flag
WARNING:	It is STRONGLY recommended that DDP checksums be used!
File:		cap60/applications/aufs/aufs.c
File:		cap60/applications/aufs/lwsrv.c
File:		cap60/applications/aufs/papif.c
File:		cap60/etc/atis.c
File:		cap60/samples/atlook.c
File:		cap60/samples/tlw.c

*** applications/aufs/aufs.c.orig	Tue Jun 23 21:21:24 1992
--- applications/aufs/aufs.c		Tue Jun 23 21:25:19 1992
***************
*** 1,7 ****
  /*
!  * $Author: djh $ $Date: 1992/02/21 14:27:02 $
!  * $Header: /mac/src/cap60/applications/aufs/RCS/aufs.c,v 2.11 1992/02/21 14:27:02 djh Rel djh $
!  * $Revision: 2.11 $
  */
  
  /*
--- 1,7 ----
  /*
!  * $Author: djh $ $Date: 1992/06/23 11:25:00 $
!  * $Header: /mac/src/cap60/applications/aufs/RCS/aufs.c,v 2.14 1992/06/23 11:25:00 djh Rel djh $
!  * $Revision: 2.14 $
  */
  
  /*
***************
*** 252,258 ****
    int c;
    extern char *optarg;
    extern int optind;
!   static char optlist[64] = "a:d:D:n:N:t:suV:U:G:P:c:l:z:S:R:";
    
  #ifdef LWSRV_AUFS_SECURITY
    strcat(optlist, "X:");
--- 252,259 ----
    int c;
    extern char *optarg;
    extern int optind;
!   extern boolean dochecksum;
!   static char optlist[64] = "a:d:D:n:N:t:ksuV:U:G:P:c:l:z:S:R:";
    
  #ifdef LWSRV_AUFS_SECURITY
    strcat(optlist, "X:");
***************
*** 276,281 ****
--- 277,285 ----
        break;
      case 'c':
        coredir = optarg;
+       break;
+     case 'k':
+       dochecksum = 0;			/* no DDP checksum */
        break;
      case 's':
        statflg = TRUE;
*** applications/lwsrv/lwsrv.c.orig	Tue Jun 23 21:26:24 1992
--- applications/lwsrv/lwsrv.c		Tue Jun 23 21:28:47 1992
***************
*** 1,6 ****
! static char rcsid[] = "$Author: djh $ $Date: 1992/03/08 09:24:57 $";
! static char rcsident[] = "$Header: /mac/src/cap60/applications/lwsrv/RCS/lwsrv.c,v 2.18 1992/03/08 09:24:57 djh Rel djh $";
! static char revision[] = "$Revision: 2.18 $";
  
  /*
   * lwsrv - UNIX AppleTalk spooling program: act as a laserwriter
--- 1,6 ----
! static char rcsid[] = "$Author: djh $ $Date: 1992/06/23 11:28:36 $";
! static char rcsident[] = "$Header: /mac/src/cap60/applications/lwsrv/RCS/lwsrv.c,v 2.19 1992/06/23 11:28:36 djh Rel djh $";
! static char revision[] = "$Revision: 2.19 $";
  
  /*
   * lwsrv - UNIX AppleTalk spooling program: act as a laserwriter
***************
*** 198,204 ****
    int c;
    extern char *optarg;
    extern int optind;
!   static char optlist[64] = "a:f:l:p:t:d:n:rehNT:A:C:Sv";
    
  #ifdef LWSRV_AUFS_SECURITY
    strcat(optlist, "X:");
--- 198,205 ----
    int c;
    extern char *optarg;
    extern int optind;
!   extern boolean dochecksum;
!   static char optlist[64] = "a:f:l:p:t:d:n:krehNT:A:C:Sv";
    
  #ifdef LWSRV_AUFS_SECURITY
    strcat(optlist, "X:");
***************
*** 236,241 ****
--- 237,245 ----
        break;
      case 'p':				/* -p unix printer name */
        unixpname = optarg;
+       break;
+     case 'k':				/* no DDP checksum */
+       dochecksum = 0;
        break;
      case 'h':
        hflag = FALSE;			/* do not print banner */
*** applications/papif/papif.c.orig	Tue Jun 23 21:29:35 1992
--- applications/papif/papif.c		Tue Jun 23 21:32:39 1992
***************
*** 1,6 ****
! static char rcsid[] = "$Author: djh $ $Date: 1992/02/16 03:17:32 $";
! static char rcsident[] = "$Header: /mac/src/cap60/applications/papif/RCS/papif.c,v 2.6 1992/02/16 03:17:32 djh Rel djh $";
! static char revision[] = "$Revision: 2.6 $";
  
  /*
   * papif - UNIX AppleTalk test program: simple line printer input filter 
--- 1,6 ----
! static char rcsid[] = "$Author: djh $ $Date: 1992/06/23 11:32:28 $";
! static char rcsident[] = "$Header: /mac/src/cap60/applications/papif/RCS/papif.c,v 2.7 1992/06/23 11:32:28 djh Rel djh $";
! static char revision[] = "$Revision: 2.7 $";
  
  /*
   * papif - UNIX AppleTalk test program: simple line printer input filter 
***************
*** 417,422 ****
--- 417,423 ----
    char *pp;
    char *getenv();
  #endif MACUSER
+   extern boolean dochecksum;
  
    *printer = *user = *host = '\0'; /* init to nothing */
    *acctfile = NULL;
***************
*** 445,450 ****
--- 446,454 ----
  	break;
        case 'r':
  	neverreverse = TRUE;	/* pscomm compat */
+ 	break;
+       case 'k':			/* no DDP checksum */
+ 	dochecksum = 0;
  	break;
  #ifdef PLP
        case 'F':
*** etc/atis.c.orig	Tue Jun 23 21:34:37 1992
--- etc/atis.c		Tue Jun 23 21:36:38 1992
***************
*** 1,6 ****
! static char rcsid[] = "$Author: djh $ $Date: 1992/03/07 11:08:32 $";
! static char rcsident[] = "$Header: /mac/src/cap60/etc/RCS/atis.c,v 2.7 1992/03/07 11:08:32 djh Rel djh $";
! static char revision[] = "$Revision: 2.7 $";
  
  /*
   * atis.c - a simple appletalk information server
--- 1,6 ----
! static char rcsid[] = "$Author: djh $ $Date: 1992/06/23 11:36:25 $";
! static char rcsident[] = "$Header: /mac/src/cap60/etc/RCS/atis.c,v 2.8 1992/06/23 11:36:25 djh Rel djh $";
! static char revision[] = "$Revision: 2.8 $";
  
  /*
   * atis.c - a simple appletalk information server
***************
*** 341,349 ****
    int c, dlevel;
    extern char *optarg;
    extern int optind;
  
!   while ((c = getopt(argc, argv, "ENRD:d:l:")) != EOF) {
      switch (c) {
      case 'N':
        nbpskt = 0;
        logit(0, "no nis server will be established");
--- 341,353 ----
    int c, dlevel;
    extern char *optarg;
    extern int optind;
+   extern boolean dochecksum;
  
!   while ((c = getopt(argc, argv, "kENRD:d:l:")) != EOF) {
      switch (c) {
+     case 'k':
+       dochecksum = 0;
+       break;
      case 'N':
        nbpskt = 0;
        logit(0, "no nis server will be established");
*** samples/atlook.c.orig	Tue Jun 23 21:39:43 1992
--- samples/atlook.c		Tue Jun 23 21:45:37 1992
***************
*** 1,6 ****
! static char rcsid[] = "$Author: djh $ $Date: 1991/05/29 12:45:49 $";
! static char rcsident[] = "$Header: /mac/src/cap60/samples/RCS/atlook.c,v 2.3 1991/05/29 12:45:49 djh Rel djh $";
! static char revision[] = "$Revision: 2.3 $";
  
  /*
   * atlook - UNIX AppleTalk test program: lookup entities
--- 1,6 ----
! static char rcsid[] = "$Author: djh $ $Date: 1992/06/23 11:45:21 $";
! static char rcsident[] = "$Header: /mac/src/cap60/samples/RCS/atlook.c,v 2.4 1992/06/23 11:45:21 djh Rel djh $";
! static char revision[] = "$Revision: 2.4 $";
  
  /*
   * atlook - UNIX AppleTalk test program: lookup entities
***************
*** 203,211 ****
    char *whoami = argv[0];
    extern char *optarg;
    extern int optind;
    int c;
  
!   while ((c = getopt(argc, argv, "d:D:l:r:t:nsSP")) != EOF) {
      switch (c) {
      case 'd':
      case 'D':
--- 203,212 ----
    char *whoami = argv[0];
    extern char *optarg;
    extern int optind;
+   extern boolean dochecksum;
    int c;
  
!   while ((c = getopt(argc, argv, "d:D:l:r:t:knsSP")) != EOF) {
      switch (c) {
      case 'd':
      case 'D':
***************
*** 252,257 ****
--- 253,261 ----
        break;
      case 's':
        sortcomp = comparebyskt;
+       break;
+     case 'k':			/* no DDP checksum */
+       dochecksum = 0;
        break;
      case '?':
      default:
*** samples/tlw.c.orig	Tue Jun 23 21:44:30 1992
--- samples/tlw.c	Tue Jun 23 21:46:14 1992
***************
*** 1,6 ****
! static char rcsid[] = "$Author: djh $ $Date: 1991/11/17 14:18:02 $";
! static char rcsident[] = "$Header: /mac/src/cap60/samples/RCS/tlw.c,v 2.5 1991/11/17 14:18:02 djh Rel djh $";
! static char revision[] = "$Revision: 2.5 $";
  
  /*
   * tlw - UNIX AppleTalk test program - talk to laserwriter
--- 1,6 ----
! static char rcsid[] = "$Author: djh $ $Date: 1992/06/23 11:46:04 $";
! static char rcsident[] = "$Header: /mac/src/cap60/samples/RCS/tlw.c,v 2.6 1992/06/23 11:46:04 djh Rel djh $";
! static char revision[] = "$Revision: 2.6 $";
  
  /*
   * tlw - UNIX AppleTalk test program - talk to laserwriter
***************
*** 65,73 ****
    int c;
    extern char *optarg;
    extern int optind;
    boolean errflag = FALSE;
  
!   while ((c = getopt(argc, argv, "ad:u")) != EOF) {
      switch (c) {
      case 'a':
        useunixname=FALSE;
--- 65,74 ----
    int c;
    extern char *optarg;
    extern int optind;
+   extern boolean dochecksum;
    boolean errflag = FALSE;
  
!   while ((c = getopt(argc, argv, "akd:u")) != EOF) {
      switch (c) {
      case 'a':
        useunixname=FALSE;
***************
*** 74,79 ****
--- 75,83 ----
        break;
      case 'd':
        dbugarg(optarg);
+       break;
+     case 'k':
+       dochecksum = 0;
        break;
      case 'u':
        useunixname=TRUE;
*** README.orig		Tue Jun 23 21:49:32 1992
--- README		Tue Jun 23 21:50:10 1992
***************
*** 2,8 ****
  	       CAP - Columbia AppleTalk Package for UNIX
  
  	o RELEASE NOTES
! 	o CAP Distribution 6.0, Patch Level 100, March 1992
  
  Notice
  ------
--- 2,8 ----
  	       CAP - Columbia AppleTalk Package for UNIX
  
  	o RELEASE NOTES
! 	o CAP Distribution 6.0, Patch Level 101, June 1992
  
  Notice
  ------