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CVS log for src/usr.bin/lastcomm/lastcomm.c


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Default branch: MAIN


Revision 1.36 / (download) - annotate - [select for diffs], Sun Feb 25 00:07:13 2024 UTC (2 months, 3 weeks ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_7_5_BASE, OPENBSD_7_5, HEAD
Changes since 1.35: +2 -1 lines
Diff to previous 1.35 (colored)

New accounting flag ABTCFI to indicate signal SIGILL + code ILL_BTCFI
has occurred in the process.
ok various people

Revision 1.35 / (download) - annotate - [select for diffs], Fri Jan 19 14:25:03 2024 UTC (3 months, 4 weeks ago) by deraadt
Branch: MAIN
Changes since 1.34: +1 -2 lines
Diff to previous 1.34 (colored)

pinsyscall(SYS_execve) will soon go away, so the sys/acct.h bit AEXECVE
can also be remove.  Delete the code using it from the one program that
inspects it.

Revision 1.34 / (download) - annotate - [select for diffs], Mon Dec 11 00:40:31 2023 UTC (5 months, 1 week ago) by deraadt
Branch: MAIN
Changes since 1.33: +2 -1 lines
Diff to previous 1.33 (colored)

Report system call pinning violations.

Revision 1.33 / (download) - annotate - [select for diffs], Tue Feb 21 14:31:07 2023 UTC (14 months, 3 weeks ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_7_4_BASE, OPENBSD_7_4, OPENBSD_7_3_BASE, OPENBSD_7_3
Changes since 1.32: +2 -1 lines
Diff to previous 1.32 (colored)

for process kills due to execve from non-pinned syscall address, export
a new AEXECVE bit to acct(4), and print it in lastcomm(8)
ok bluhm

Revision 1.32 / (download) - annotate - [select for diffs], Wed Feb 1 00:03:38 2023 UTC (15 months, 2 weeks ago) by bluhm
Branch: MAIN
Changes since 1.31: +8 -4 lines
Diff to previous 1.31 (colored)

Print the pid in lastcomm(1) output for post mortem analysis.  Put
it in brackets after the command name, like syslogd does it in log
files.  A while ago the process id was added to process accounting
in the kernel, so no ABI break this time.
OK deraadt@

Revision 1.31 / (download) - annotate - [select for diffs], Sun Dec 4 23:50:48 2022 UTC (17 months, 2 weeks ago) by cheloha
Branch: MAIN
Changes since 1.30: +1 -2 lines
Diff to previous 1.30 (colored)

userspace: remove vestigial '?' cases from top-level getopt(3) loops

getopt(3) returns '?' when it encounters a flag not present in the in
the optstring or if a flag is missing its option argument.  We can
handle this case with the "default" failure case with no loss of
legibility.  Hence, remove all the redundant "case '?':" lines.

Prompted by dlg@.  With help from dlg@ and millert@.

Link: https://marc.info/?l=openbsd-tech&m=167011979726449&w=2

ok naddy@ millert@ dlg@

Revision 1.30 / (download) - annotate - [select for diffs], Mon Dec 13 16:37:37 2021 UTC (2 years, 5 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_7_2_BASE, OPENBSD_7_2, OPENBSD_7_1_BASE, OPENBSD_7_1
Changes since 1.29: +4 -5 lines
Diff to previous 1.29 (colored)

acct(4) ac_tty shouldn't need NODEV from sys/param.h (which is kernel API),
-1 is sufficient to indicate the process had no controlling tty, removing
one more sys/param.h include in our userland
ok millert

Revision 1.29 / (download) - annotate - [select for diffs], Mon Sep 9 20:02:27 2019 UTC (4 years, 8 months ago) by bluhm
Branch: MAIN
CVS Tags: OPENBSD_7_0_BASE, OPENBSD_7_0, OPENBSD_6_9_BASE, OPENBSD_6_9, OPENBSD_6_8_BASE, OPENBSD_6_8, OPENBSD_6_7_BASE, OPENBSD_6_7, OPENBSD_6_6_BASE, OPENBSD_6_6
Changes since 1.28: +2 -2 lines
Diff to previous 1.28 (colored)

Inform about system call memory write protection and stack mapping
violations in system accounting.  This will help to find missbehaving
programs and possible attacks.  The flags bit field is full, so
recycle the PDP-11 compatibility on VAX.  lastcomm(1) prints the
AMAP flag as 'M'.  daily(8) prints a list of affected processes.
OK deraadt@

Revision 1.28 / (download) - annotate - [select for diffs], Thu Jul 25 13:13:53 2019 UTC (4 years, 9 months ago) by bluhm
Branch: MAIN
Changes since 1.27: +2 -1 lines
Diff to previous 1.27 (colored)

Show unveil(2) violators in lastcomm(1) output and daily mail.
input Janne Johansson, schwarze@; OK deraadt@ millert@

Revision 1.27 / (download) - annotate - [select for diffs], Tue Feb 27 07:58:29 2018 UTC (6 years, 2 months ago) by mpi
Branch: MAIN
CVS Tags: OPENBSD_6_5_BASE, OPENBSD_6_5, OPENBSD_6_4_BASE, OPENBSD_6_4, OPENBSD_6_3_BASE, OPENBSD_6_3
Changes since 1.26: +1 -2 lines
Diff to previous 1.26 (colored)

Stop mentionning/testing the for the ASU bit (S flag).

It is of no use since suser() no longer set this bit.

ok millert@, bluhm@

Revision 1.26 / (download) - annotate - [select for diffs], Thu Jun 8 17:14:02 2017 UTC (6 years, 11 months ago) by bluhm
Branch: MAIN
CVS Tags: OPENBSD_6_2_BASE, OPENBSD_6_2
Changes since 1.25: +2 -1 lines
Diff to previous 1.25 (colored)

ASLR, W^X, and guard pages trigger processor traps that result in
SIGILL, SIGBUS, SIGSEGV signals.  Make such memory violations visible
in lastcomm(1).  This also works if a programm tries to hide them
with a signal handler.  Manual kill -SEGV does not generate false
positives.
OK deraadt@

Revision 1.25 / (download) - annotate - [select for diffs], Wed Jun 7 20:53:59 2017 UTC (6 years, 11 months ago) by bluhm
Branch: MAIN
Changes since 1.24: +2 -1 lines
Diff to previous 1.24 (colored)

Add an acct(5) flag for pledge violations.  Then lastcomm(1) shows
when something went wrong.  This allows to monitor whether the
system is under attack and that the attack has been prevented by
OpenBSD pledge(2).
OK deraadt@ millert@ jmc@

Revision 1.24 / (download) - annotate - [select for diffs], Sat Mar 11 18:33:21 2017 UTC (7 years, 2 months ago) by guenther
Branch: MAIN
CVS Tags: OPENBSD_6_1_BASE, OPENBSD_6_1
Changes since 1.23: +5 -6 lines
Diff to previous 1.23 (colored)

Use sizeof directly instead of a macro from the scary <struct.h>

ok visa@ mpi@ millert@ kettenis@ deraadt@

Revision 1.23 / (download) - annotate - [select for diffs], Fri Oct 9 01:37:08 2015 UTC (8 years, 7 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_6_0_BASE, OPENBSD_6_0, OPENBSD_5_9_BASE, OPENBSD_5_9
Changes since 1.22: +3 -3 lines
Diff to previous 1.22 (colored)

Change all tame callers to namechange to pledge(2).

Revision 1.22 / (download) - annotate - [select for diffs], Wed Oct 7 14:05:07 2015 UTC (8 years, 7 months ago) by deraadt
Branch: MAIN
Changes since 1.21: +4 -1 lines
Diff to previous 1.21 (colored)

tame "stdio rpath getpw". getpw is for user_from_uid(), which is a libc
cache on top of the getpw* functions.
ok semarie, who didn't spot the getpw need :)

Revision 1.21 / (download) - annotate - [select for diffs], Sun Mar 15 00:41:28 2015 UTC (9 years, 2 months ago) by millert
Branch: MAIN
CVS Tags: OPENBSD_5_8_BASE, OPENBSD_5_8
Changes since 1.20: +4 -2 lines
Diff to previous 1.20 (colored)

tzfile.h is an internal header that should never have been installed.
What's worse, the tzfile.h that gets installed is over 20 years old
and doesn't match the real tzfile.h in libc/time.  This makes the
tree safe for /usr/include/tzfile.h removal.  The TM_YEAR_BASE
define has been moved to time.h temporarily until its usage is
replaced by 1900 in the tree.  Actual removal of tzfile.h is pending
a ports build.  Based on a diff from deraadt@

Revision 1.20 / (download) - annotate - [select for diffs], Fri Jan 16 06:40:09 2015 UTC (9 years, 4 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_5_7_BASE, OPENBSD_5_7
Changes since 1.19: +2 -2 lines
Diff to previous 1.19 (colored)

Replace <sys/param.h> with <limits.h> and other less dirty headers where
possible.  Annotate <sys/param.h> lines with their current reasons.  Switch
to PATH_MAX, NGROUPS_MAX, HOST_NAME_MAX+1, LOGIN_NAME_MAX, etc.  Change
MIN() and MAX() to local definitions of MINIMUM() and MAXIMUM() where
sensible to avoid pulling in the pollution.  These are the files confirmed
through binary verification.
ok guenther, millert, doug (helped with the verification protocol)

Revision 1.19 / (download) - annotate - [select for diffs], Wed Nov 27 13:32:02 2013 UTC (10 years, 5 months ago) by okan
Branch: MAIN
CVS Tags: OPENBSD_5_6_BASE, OPENBSD_5_6, OPENBSD_5_5_BASE, OPENBSD_5_5
Changes since 1.18: +2 -2 lines
Diff to previous 1.18 (colored)

remove erroneous char cast to switch expression processing getopt(3);
not used in any cases.

ok deraadt@, guenther@, millert@

Revision 1.18 / (download) - annotate - [select for diffs], Tue Nov 26 13:19:05 2013 UTC (10 years, 5 months ago) by deraadt
Branch: MAIN
Changes since 1.17: +2 -2 lines
Diff to previous 1.17 (colored)

unsigned char casts for ctype
ok krw

Revision 1.17 / (download) - annotate - [select for diffs], Tue Oct 27 23:59:39 2009 UTC (14 years, 6 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_5_4_BASE, OPENBSD_5_4, OPENBSD_5_3_BASE, OPENBSD_5_3, OPENBSD_5_2_BASE, OPENBSD_5_2, OPENBSD_5_1_BASE, OPENBSD_5_1, OPENBSD_5_0_BASE, OPENBSD_5_0, OPENBSD_4_9_BASE, OPENBSD_4_9, OPENBSD_4_8_BASE, OPENBSD_4_8, OPENBSD_4_7_BASE, OPENBSD_4_7
Changes since 1.16: +1 -14 lines
Diff to previous 1.16 (colored)

rcsid[] and sccsid[] and copyright[] are essentially unmaintained (and
unmaintainable).  these days, people use source.  these id's do not provide
any benefit, and do hurt the small install media
(the 33,000 line diff is essentially mechanical)
ok with the idea millert, ok dms

Revision 1.16 / (download) - annotate - [select for diffs], Mon Jul 16 18:43:05 2007 UTC (16 years, 10 months ago) by jmc
Branch: MAIN
CVS Tags: OPENBSD_4_6_BASE, OPENBSD_4_6, OPENBSD_4_5_BASE, OPENBSD_4_5, OPENBSD_4_4_BASE, OPENBSD_4_4, OPENBSD_4_3_BASE, OPENBSD_4_3, OPENBSD_4_2_BASE, OPENBSD_4_2
Changes since 1.15: +3 -3 lines
Diff to previous 1.15 (colored)

oops, missed a bit from tobias' diff - add "usage: " to usage();
from Tobias Stoeckmann

Revision 1.15 / (download) - annotate - [select for diffs], Mon Jul 16 18:40:18 2007 UTC (16 years, 10 months ago) by jmc
Branch: MAIN
Changes since 1.14: +3 -3 lines
Diff to previous 1.14 (colored)

sync usage(); from Tobias Stoeckmann

Revision 1.14 / (download) - annotate - [select for diffs], Tue Sep 14 22:54:54 2004 UTC (19 years, 8 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_4_1_BASE, OPENBSD_4_1, OPENBSD_4_0_BASE, OPENBSD_4_0, OPENBSD_3_9_BASE, OPENBSD_3_9, OPENBSD_3_8_BASE, OPENBSD_3_8, OPENBSD_3_7_BASE, OPENBSD_3_7
Changes since 1.13: +4 -4 lines
Diff to previous 1.13 (colored)

lint begs for proactive casting, so we give it

Revision 1.13 / (download) - annotate - [select for diffs], Thu Jun 26 21:59:11 2003 UTC (20 years, 10 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_3_6_BASE, OPENBSD_3_6, OPENBSD_3_5_BASE, OPENBSD_3_5, OPENBSD_3_4_BASE, OPENBSD_3_4
Changes since 1.12: +3 -3 lines
Diff to previous 1.12 (colored)

more proto fixes

Revision 1.12 / (download) - annotate - [select for diffs], Tue Jun 10 22:20:47 2003 UTC (20 years, 11 months ago) by deraadt
Branch: MAIN
Changes since 1.11: +8 -15 lines
Diff to previous 1.11 (colored)

mostly ansi cleanup; pval ok

Revision 1.11 / (download) - annotate - [select for diffs], Tue Jun 3 02:56:09 2003 UTC (20 years, 11 months ago) by millert
Branch: MAIN
Changes since 1.10: +3 -7 lines
Diff to previous 1.10 (colored)

Remove the advertising clause in the UCB license which Berkeley
rescinded 22 July 1999.  Proofed by myself and Theo.

Revision 1.10 / (download) - annotate - [select for diffs], Sat Feb 16 21:27:47 2002 UTC (22 years, 3 months ago) by millert
Branch: MAIN
CVS Tags: OPENBSD_3_3_BASE, OPENBSD_3_3, OPENBSD_3_2_BASE, OPENBSD_3_2, OPENBSD_3_1_BASE, OPENBSD_3_1
Changes since 1.9: +7 -7 lines
Diff to previous 1.9 (colored)

Part one of userland __P removal.  Done with a simple regexp with some minor hand editing to make comments line up correctly.  Another pass is forthcoming that handles the cases that could not be done automatically.

Revision 1.9 / (download) - annotate - [select for diffs], Mon Nov 19 19:02:14 2001 UTC (22 years, 6 months ago) by mpech
Branch: MAIN
Changes since 1.8: +7 -7 lines
Diff to previous 1.8 (colored)

kill more registers

millert@ ok

Revision 1.8 / (download) - annotate - [select for diffs], Wed Jul 18 17:17:39 2001 UTC (22 years, 10 months ago) by pvalchev
Branch: MAIN
CVS Tags: OPENBSD_3_0_BASE, OPENBSD_3_0
Changes since 1.7: +3 -3 lines
Diff to previous 1.7 (colored)

-Wall cleanup

Revision 1.7 / (download) - annotate - [select for diffs], Thu Jul 12 05:17:15 2001 UTC (22 years, 10 months ago) by deraadt
Branch: MAIN
Changes since 1.6: +12 -11 lines
Diff to previous 1.6 (colored)

first pass at a -Wall cleanup

Revision 1.6 / (download) - annotate - [select for diffs], Mon Jun 2 02:39:42 1997 UTC (26 years, 11 months ago) by flipk
Branch: MAIN
CVS Tags: OPENBSD_2_9_BASE, OPENBSD_2_9, OPENBSD_2_8_BASE, OPENBSD_2_8, OPENBSD_2_7_BASE, OPENBSD_2_7, OPENBSD_2_6_BASE, OPENBSD_2_6, OPENBSD_2_5_BASE, OPENBSD_2_5, OPENBSD_2_4_BASE, OPENBSD_2_4, OPENBSD_2_3_BASE, OPENBSD_2_3, OPENBSD_2_2_BASE, OPENBSD_2_2
Changes since 1.5: +21 -21 lines
Diff to previous 1.5 (colored)

mm, didn't quite get it the first time.
rearrange seek/test/print logic to avoid seeking to before
beginning of file.  netbsd/PR #3634, John F. Woods <jfw@jfwhome.funhouse.com>

Revision 1.5 / (download) - annotate - [select for diffs], Mon Mar 3 03:25:10 1997 UTC (27 years, 2 months ago) by flipk
Branch: MAIN
CVS Tags: OPENBSD_2_1_BASE, OPENBSD_2_1
Changes since 1.4: +5 -4 lines
Diff to previous 1.4 (colored)

don't try to fseek to before the beginning of the file;
showed up after the fix to sys_lseek concerning negative offsets.
avoids '/var/account/acct: Invalid argument' messages.

Revision 1.4 / (download) - annotate - [select for diffs], Wed Jan 15 23:42:41 1997 UTC (27 years, 4 months ago) by millert
Branch: MAIN
Changes since 1.3: +3 -3 lines
Diff to previous 1.3 (colored)

getopt(3) returns -1 when out of args, not EOF, whee!

Revision 1.3 / (download) - annotate - [select for diffs], Wed Jun 26 05:34:54 1996 UTC (27 years, 11 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_2_0_BASE, OPENBSD_2_0
Changes since 1.2: +2 -1 lines
Diff to previous 1.2 (colored)

rcsid

Revision 1.2 / (download) - annotate - [select for diffs], Thu Dec 14 02:56:44 1995 UTC (28 years, 5 months ago) by deraadt
Branch: MAIN
Changes since 1.1: +11 -3 lines
Diff to previous 1.1 (colored)

from netbsd; also print elapsed time

Revision 1.1.1.1 / (download) - annotate - [select for diffs] (vendor branch), Wed Oct 18 08:45:28 1995 UTC (28 years, 7 months ago) by deraadt
CVS Tags: netbsd_1_1
Changes since 1.1: +0 -0 lines
Diff to previous 1.1 (colored)

initial import of NetBSD tree

Revision 1.1 / (download) - annotate - [select for diffs], Wed Oct 18 08:45:28 1995 UTC (28 years, 7 months ago) by deraadt
Branch: MAIN

Initial revision

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