2 - (djm) Fixup for AIX getuserattr() support from Tom Bertelson
4 - (djm) ReliantUNIX support from Udo Schweigert <ust@cert.siemens.de>
5 - (djm) NeXT: dirent structures to get scp working from Ben Lindstrom
7 - (djm) Fix broken inet_ntoa check and ut_user/ut_name confusion, report
8 from Jim Watt <jimw@peisj.pebio.com>
9 - (djm) Replaced bsd-snprintf.c with one from Mutt source tree, it is known
10 to compile on more platforms (incl NeXT).
11 - (djm) Added bsd-inet_aton and configure support for NeXT
12 - (djm) Misc NeXT fixes from Ben Lindstrom <mouring@pconline.com>
15 - (djm) Only enable PAM_TTY kludge for Linux. Problem report from
16 Kevin Steves <stevesk@sweden.hp.com>
17 - (djm) Match prototype and function declaration for rresvport_af.
18 Problem report from Niklas Edmundsson <nikke@ing.umu.se>
19 - (djm) Missing $(DESTDIR) on host-key target causing problems with RPM
20 builds. Problem report from Gregory Leblanc <GLeblanc@cu-portland.edu>
21 - (djm) Replace ut_name with ut_user. Patch from Jim Watt
22 <jimw@peisj.pebio.com>
23 - (djm) Fix pam sprintf fix
24 - (djm) Cleanup entropy collection code a little more. Split initialisation
25 from seeding, perform intialisation immediatly at start, be careful with
26 uids. Based on problem report from Jim Watt <jimw@peisj.pebio.com>
27 - (djm) More NeXT compatibility from Ben Lindstrom <mouring@pconline.com>
28 Including sigaction() et al. replacements
29 - (djm) AIX getuserattr() session initialisation from Tom Bertelson
33 - (djm) Fix bad fprintf format handling in auth-pam.c. Patch from
34 Aaron Hopkins <aaron@die.net>
35 - (djm) Fix incorrect configure handling of --with-rsh-path option. Fix from
36 Lutz Jaenicke <Lutz.Jaenicke@aet.TU-Cottbus.DE>
37 - (djm) Fixed undefined variables for OSF SIA. Report from
38 Baars, Henk <Hendrik.Baars@nl.origin-it.com>
39 - (djm) Handle EWOULDBLOCK returns from read() and write() in atomicio.c
40 Fix from Marquess, Steve Mr JMLFDC <Steve.Marquess@DET.AMEDD.ARMY.MIL>
41 - (djm) Don't use inet_addr.
44 - (djm) Fix brace mismatch from Corinna Vinschen <vinschen@cygnus.com>
45 - (djm) Stop shadow expiry checking from preventing logins with NIS. Based
46 on fix from HARUYAMA Seigo <haruyama@nt.phys.s.u-tokyo.ac.jp>
47 - (djm) Use standard OpenSSL functions in auth-skey.c. Patch from
48 Chris, the Young One <cky@pobox.com>
49 - (djm) Fix scp progress meter on really wide terminals. Based on patch
50 from James H. Cloos Jr. <cloos@jhcloos.com>
53 - (djm) Fix Tru64 SIA problems reported by John P Speno <speno@isc.upenn.edu>
54 - (djm) Login fixes from Tom Bertelson <tbert@abac.com>
55 - (djm) Replace "/bin/sh" with _PATH_BSHELL. Report from Corinna Vinschen
57 - (djm) Replace "/usr/bin/login" with LOGIN_PROGRAM
58 - (djm) Added check for broken snprintf() functions which do not correctly
59 terminate output string and attempt to use replacement.
60 - (djm) Released 2.1.1p2
63 - (djm) Fixes to lastlog code for Irix
64 - (djm) Use atomicio in loginrec
65 - (djm) Patch from Michael Stone <mstone@cs.loyola.edu> to add support for
66 Irix 6.x array sessions, project id's, and system audit trail id.
67 - (djm) Added 'distprep' make target to simplify packaging
68 - (djm) Added patch from Chris Adams <cmadams@hiwaay.net> to add OSF SIA
69 support. Enable using "USE_SIA=1 ./configure [options]"
72 - (djm) Fixes to login code - not setting li->uid, cleanups
76 - (djm) Better fix to aclocal tests from Garrick James <garrick@james.net>
77 - (djm) Account expiry support from Andreas Steinmetz <ast@domdv.de>
78 - (djm) Added password expiry checking (no password change support)
79 - (djm) Make EGD failures non-fatal if OpenSSL's entropy pool is still OK
80 based on patch from Lutz Jaenicke <Lutz.Jaenicke@aet.TU-Cottbus.DE>
81 - (djm) Fix fixed EGD code.
83 - provos@cvs.openbsd.org 2000/06/25 14:17:58
85 correct check for bad channel ids; from Wei Dai <weidai@eskimo.com>
88 - (djm) Use sa_family_t in prototype for rresvport_af. Patch from
89 Svante Signell <svante.signell@telia.com>
90 - (djm) Autoconf logic to define sa_family_t if it is missing
91 - OpenBSD CVS Updates:
92 - markus@cvs.openbsd.org 2000/06/22 10:32:27
94 missing atomicio; report from Steve.Marquess@DET.AMEDD.ARMY.MIL
95 - djm@cvs.openbsd.org 2000/06/22 17:55:00
96 [auth-krb4.c key.c radix.c uuencode.c]
97 Missing CVS idents; ok markus
100 - (djm) Automatically generate host key during "make install". Suggested
101 by Gary E. Miller <gem@rellim.com>
102 - (djm) Paranoia before kill() system call
103 - OpenBSD CVS Updates:
104 - markus@cvs.openbsd.org 2000/06/18 18:50:11
105 [auth2.c compat.c compat.h sshconnect2.c]
106 make userauth+pubkey interop with ssh.com-2.2.0
107 - markus@cvs.openbsd.org 2000/06/18 20:56:17
109 mem leak + be more paranoid in dsa_verify.
110 - markus@cvs.openbsd.org 2000/06/18 21:29:50
112 cleanup fingerprinting, less hardcoded sizes
113 - markus@cvs.openbsd.org 2000/06/19 19:39:45
114 [atomicio.c auth-options.c auth-passwd.c auth-rh-rsa.c auth-rhosts.c]
115 [auth-rsa.c auth-skey.c authfd.c authfd.h authfile.c bufaux.c bufaux.h]
116 [buffer.c buffer.h canohost.c channels.c channels.h cipher.c cipher.h]
117 [clientloop.c compat.c compat.h compress.c compress.h crc32.c crc32.h]
118 [deattack.c dispatch.c dsa.c fingerprint.c fingerprint.h getput.h hmac.c]
119 [kex.c log-client.c log-server.c login.c match.c mpaux.c mpaux.h nchan.c]
120 [nchan.h packet.c packet.h pty.c pty.h readconf.c readconf.h readpass.c]
121 [rsa.c rsa.h scp.c servconf.c servconf.h ssh-add.c ssh-keygen.c ssh.c]
122 [ssh.h tildexpand.c ttymodes.c ttymodes.h uidswap.c xmalloc.c xmalloc.h]
124 - markus@cvs.openbsd.org 2000/06/21 10:46:10
125 sshconnect2.c missing free; nuke old comment
128 - (djm) Replace use of '-o' and '-a' logical operators in configure tests
129 with '||' and '&&'. As suggested by Jim Knoble <jmknoble@pint-stowp.cx>
130 to fix SCO Unixware problem reported by Gary E. Miller <gem@rellim.com>
131 - (djm) Typo in loginrec.c
134 - (djm) Add summary of configure options to end of ./configure run
135 - (djm) Not all systems define RUSAGE_SELF & RUSAGE_CHILDREN. Report from
136 Michael Stone <mstone@cs.loyola.edu>
137 - (djm) rusage is a privileged operation on some Unices (incl.
138 Solaris 2.5.1). Report from Paul D. Smith <pausmith@nortelnetworks.com>
139 - (djm) Avoid PAM failures when running without a TTY. Report from
140 Martin Petrak <petrak@spsknm.schools.sk>
141 - (djm) Include sys/types.h when including netinet/in.h in configure tests.
142 Patch from Jun-ichiro itojun Hagino <itojun@iijlab.net>
143 - (djm) Started merge of Ben Lindstrom's <mouring@pconline.com> NeXT support
144 - OpenBSD CVS updates:
145 - deraadt@cvs.openbsd.org 2000/06/17 09:58:46
147 everyone says "nix it" (remove protocol 2 debugging message)
148 - markus@cvs.openbsd.org 2000/06/17 13:24:34
150 allow extended server banners
151 - markus@cvs.openbsd.org 2000/06/17 14:30:10
153 missing atomicio, typo
154 - jakob@cvs.openbsd.org 2000/06/17 16:52:34
155 [servconf.c servconf.h session.c sshd.8 sshd_config]
156 add support for ssh v2 subsystems. ok markus@.
157 - deraadt@cvs.openbsd.org 2000/06/17 18:57:48
158 [readconf.c servconf.c]
159 include = in WHITESPACE; markus ok
160 - markus@cvs.openbsd.org 2000/06/17 19:09:10
162 implement bug compatibility with ssh-2.0.13 pubkey, server side
163 - markus@cvs.openbsd.org 2000/06/17 21:00:28
165 initial support for ssh.com's 2.2.0
166 - markus@cvs.openbsd.org 2000/06/17 21:16:09
169 - markus@cvs.openbsd.org 2000/06/17 22:05:02
170 [auth-rsa.c auth2.c serverloop.c session.c auth-options.c auth-options.h]
171 split auth-rsa option parsing into auth-options
172 add options support to authorized_keys2
173 - markus@cvs.openbsd.org 2000/06/17 22:42:54
178 - (djm) Fixes from Andrew McGill <andrewm@datrix.co.za>:
179 - Platform define for SCO 3.x which breaks on /dev/ptmx
180 - Detect and try to fix missing MAXPATHLEN
181 - (djm) Fix short copy in loginrec.c (based on patch from Phill Camp
182 <P.S.S.Camp@ukc.ac.uk>
185 - (djm) Glob manpages in RPM spec files to catch compressed files
186 - (djm) Full license in auth-pam.c
187 - (djm) Configure fixes from SAKAI Kiyotaka <ksakai@kso.netwk.ntt-at.co.jp>
188 - (andre) AIX, lastlog, configure fixes from Tom Bertelson <tbert@abac.com>:
189 - Don't try to retrieve lastlog from wtmp/wtmpx if DISABLE_LASTLOG is
191 - Set AIX to use preformatted manpages
194 - (djm) Minor doc tweaks
195 - (djm) Fix for configure on bash2 from Jim Knoble <jmknoble@jmknoble.cx>
198 - (djm) Patch from Kenji Miyake <kenji@miyake.org> to disable utmp usage
199 (in favour of utmpx) on Solaris 8
202 - (djm) Cleanup of entropy.c. Reorganised code, removed second pass through
203 list of commands (by default). Removed verbose debugging (by default).
204 - (djm) Increased command entropy estimates and default entropy collection
206 - (djm) Remove duplicate headers from loginrec.c
207 - (djm) Don't add /usr/local/lib to library search path on Irix
208 - (djm) Fix rsh path in RPMs. Report from Jason L Tibbitts III
210 - (djm) Warn user if grabs fail in GNOME askpass. Patch from Zack Weinberg
211 <zack@wolery.cumb.org>
212 - (djm) OpenBSD CVS updates:
213 - todd@cvs.openbsd.org
215 teach protocol v2 to count login failures properly and also enable an
216 explanation of why the password prompt comes up again like v1; this is NOT
218 - markus@cvs.openbsd.org
219 [readconf.c readconf.h servconf.c servconf.h session.c ssh.1 ssh.c sshd.8]
220 xauth_location support; pr 1234
221 [readconf.c sshconnect2.c]
224 allow use_login only for login sessions, otherwise remote commands are
227 document UseLogin better
231 fix match_hostname() logic for auth-rsa: deny access if we have a
232 negative match or no match at all
233 [channels.c hostfile.c match.c]
234 don't panic if mkdtemp fails for authfwd; jkb@yahoo-inc.com via
238 - (djm) Added --with-cflags, --with-ldflags and --with-libs options to
242 - Configure tweaking for new login code on Irix 5.3
243 - (andre) login code changes based on djm feedback
246 - (andre) New login code
247 - Remove bsd-login.[ch] and all the OpenBSD-derived code in login.c
248 - Add loginrec.[ch], logintest.c and autoconf code
251 - Cleanup of auth.c, login.c and fake-*
252 - Cleanup of auth-pam.c, save and print "account expired" error messages
253 - Fix EGD read bug by IWAMURO Motonori <iwa@mmp.fujitsu.co.jp>
254 - Rewrote bsd-login to use proper utmp API if available. Major cleanup
255 of fallback DIY code.
258 - Define atexit for old Solaris
259 - Fix buffer overrun in login.c for systems which use syslen in utmpx.
260 patch from YOSHIFUJI Hideaki <yoshfuji@cerberus.nemoto.ecei.tohoku.ac.jp>
261 - OpenBSD CVS updates:
262 - markus@cvs.openbsd.org
264 make x11-fwd work w/ localhost (xauth add host/unix:11)
265 [cipher.c compat.c readconf.c servconf.c]
266 check strtok() != NULL; ok niels@
268 fix key_read() for uuencoded keys w/o '='
270 group ssh1 vs. ssh2 in serverloop
271 [kex.c kex.h myproposal.h sshconnect2.c sshd.c]
272 split kexinit/kexdh, factor out common code
273 [readconf.c ssh.1 ssh.c]
274 forwardagent defaults to no, add ssh -A
275 - theo@cvs.openbsd.org
277 just some line shortening
281 - Xauth fix from Markus Friedl <markus.friedl@informatik.uni-erlangen.de>
282 - Don't touch utmp if USE_UTMPX defined
283 - SunOS 4.x support from Todd C. Miller <Todd.Miller@courtesan.com>
284 - SIGCHLD fix for AIX and HPUX from Tom Bertelson <tbert@abac.com>
285 - HPUX and Configure fixes from Lutz Jaenicke
286 <Lutz.Jaenicke@aet.TU-Cottbus.DE>
287 - Use mkinstalldirs script to make directories instead of non-portable
288 "install -d". Suggested by Lutz Jaenicke <Lutz.Jaenicke@aet.TU-Cottbus.DE>
292 - Include Andre Lucas' fixprogs script. Forgot to "cvs add" it yesterday
293 - OpenBSD CVS updates:
294 - markus@cvs.openbsd.org
296 copy only ai_addrlen bytes; misiek@pld.org.pl
298 accept an empty shell in authentication; bug reported by
301 we don't have stderr for interactive terminal sessions (fcntl errors)
304 - Fix from Andre Lucas <andre.lucas@dial.pipex.com>
305 - Fixes command line printing segfaults (spotter: Bladt Norbert)
306 - Fixes erroneous printing of debug messages to syslog
307 - Fixes utmp for MacOS X (spotter: Aristedes Maniatis)
308 - Gives useful error message if PRNG initialisation fails
309 - Reduced ssh startup delay
310 - Measures cumulative command time rather than the time between reads
312 - 'fixprogs' perl script to eliminate non-working entropy commands, and
313 optionally run 'ent' to measure command entropy
314 - Applied Tom Bertelson's <tbert@abac.com> AIX authentication fix
315 - Avoid WCOREDUMP complation errors for systems that lack it
316 - Avoid SIGCHLD warnings from entropy commands
317 - Fix HAVE_PAM_GETENVLIST setting from Simon Wilkinson <sxw@dcs.ed.ac.uk>
318 - OpenBSD CVS update:
319 - markus@cvs.openbsd.org
323 draft-ietf-secsh-architecture-05.txt
325 document ssh -T -N (ssh2 only)
326 [channels.c serverloop.c ssh.h sshconnect.c sshd.c aux.c]
327 enable nonblocking IO for sshd w/ proto 1, too; split out common code
330 - Several patches from SAKAI Kiyotaka <ksakai@kso.netwk.ntt-at.co.jp>
331 - INSTALL typo and URL fix
334 - Checking for ssize_t and memmove. Based on patch from SAKAI Kiyotaka
335 <ksakai@kso.netwk.ntt-at.co.jp>
336 - RSAless operation patch from kevin_oconnor@standardandpoors.com
337 - Detect OpenSSL seperatly from RSA
338 - Better test for RSA (more compatible with RSAref). Based on work by
339 Ed Eden <ede370@stl.rural.usda.gov>
342 - Fix for non-recognised DSA keys from Arkadiusz Miskiewicz
346 - Fix for prng_seed permissions checking from Lutz Jaenicke
347 <Lutz.Jaenicke@aet.TU-Cottbus.DE>
348 - "make host-key" fix for Irix
352 - markus@cvs.openbsd.org
353 [cipher.h myproposal.h readconf.c readconf.h servconf.c ssh.1 ssh.c]
354 [ssh.h sshconnect1.c sshconnect2.c sshd.8]
355 - complain about invalid ciphers in SSH1 (e.g. arcfour is SSH2 only)
356 - hugh@cvs.openbsd.org
360 - One last nit fix. (markus approved)
362 - some markus certified spelling adjustments
363 - markus@cvs.openbsd.org
364 [auth2.c channels.c clientloop.c compat compat.h dsa.c kex.c]
366 - bug compat w/ ssh-2.0.13 x11, split out bugs
368 - no drain if ibuf_empty, fixes x11fwd problems; tests by fries@
370 - handle escapes in real and original key format, ok millert@
373 - Moved all the bsd-* and fake-* stuff into new libopenbsd-compat.a
375 - Cleanup of bsd-base64 headers, bugfix definitions of __b64_*. Reported
376 by Andre Lucas <andre.lucas@dial.pipex.com>
379 - Makefile and RPM spec fixes
380 - Generate DSA host keys during "make key" or RPM installs
382 - markus@cvs.openbsd.org
383 [clientloop.c sshconnect2.c]
384 - make x11-fwd interop w/ ssh-2.0.13
386 - interop w/ SecureFX
389 - Configure caching and cleanup patch from Andre Lucas'
390 <andre.lucas@dial.pipex.com>
393 - Remove references to SSLeay.
394 - Big OpenBSD CVS update
395 - markus@cvs.openbsd.org
399 - update proctitle on pty alloc/dealloc, e.g. w/ windows client
401 - update proctitle for proto 1, too
402 [channels.h nchan.c serverloop.c session.c sshd.c]
403 - use c-style comments
404 - deraadt@cvs.openbsd.org
407 - markus@cvs.openbsd.org
412 [readconf.c ssh-keygen.c ssh.h]
413 - default DSA key file ~/.ssh/id_dsa
415 - typo, rm verbose debug
416 - deraadt@cvs.openbsd.org
418 - document DSA use of ssh-keygen
420 - a start at describing what i understand of the DSA side
425 - markus@cvs.openbsd.org
427 - there is no rhosts_dsa
429 - document -y, update -X,-x
431 - fix close for non-open ssh1 channels
432 [servconf.c servconf.h ssh.h sshd.8 sshd.c ]
433 - s/DsaKey/HostDSAKey/, document option
435 - respect number_of_password_prompts
436 [channels.c channels.h servconf.c servconf.h session.c sshd.8]
437 - GatewayPorts for sshd, ok deraadt@
438 [ssh-add.1 ssh-agent.1 ssh.1]
439 - more doc on: DSA, id_dsa, known_hosts2, authorized_keys2
441 - more info on proto 2
443 - sync AUTHOR w/ ssh.1
444 [key.c key.h sshconnect.c]
445 - print key type when talking about host keys
447 - clear padding in ssh2
448 [dsa.c key.c radix.c ssh.h sshconnect1.c uuencode.c uuencode.h]
449 - replace broken uuencode w/ libc b64_ntop
451 - log failure before sending the reply
452 [key.c radix.c uuencode.c]
453 - remote trailing comments before calling __b64_pton
454 [auth2.c readconf.c readconf.h servconf.c servconf.h ssh.1]
455 [sshconnect2.c sshd.8]
456 - add DSAAuthetication option to ssh/sshd, document SSH2 in sshd.8
457 - Bring in b64_ntop and b64_pton from OpenBSD libc (bsd-base64.[ch])
462 - init all fds, close all fds.
464 - check whether file exists before asking for passphrase
465 [servconf.c servconf.h sshd.8 sshd.c]
472 - unlink pid file, ok niels@
474 - Add missing #ifdefs; ok - markus
475 - Add Andre Lucas' <andre.lucas@dial.pipex.com> patch to read entropy
476 gathering commands from a text file
482 - send debug messages in SSH2 format
484 - fix very rare EAGAIN/EINTR issues; based on work by djm
486 - less debug, rm unused
488 - disable kerb,s/key in ssh2
490 - Minor tweaks and typo fixes.
492 - Put -d into usage and reorder. markus ok.
493 - Include missing headers for OpenSSL tests. Fix from Phil Karn
495 - Fixed __progname symbol collisions reported by Andre Lucas
496 <andre.lucas@dial.pipex.com>
497 - Merged bsd-login ttyslot and AIX utmp patch from Gert Doering
499 - Add some missing ifdefs to auth2.c
500 - Deprecate perl-tk askpass.
501 - Irix portability fixes - don't include netinet headers more than once
502 - Make sure we don't save PRNG seed more than once
505 - Merge HP-UX fixes and TCB support from Ged Lodder <lodder@yacc.com.au>
506 - Integrate Andre Lucas' <andre.lucas@dial.pipex.com> entropy collection
508 - Adds timeout to entropy collection
509 - Disables slow entropy sources
510 - Load and save seed file
511 - Changed entropy seed code to user per-user seeds only (server seed is
512 saved in root's .ssh directory)
513 - Use atexit() and fatal cleanups to save seed on exit
514 - More OpenBSD updates:
516 - don't call chan_write_failed() if we are not writing
517 [auth-rsa.c auth1.c authfd.c hostfile.c ssh-agent.c]
518 - keysize warnings error() -> log()
521 - Merge big update to OpenSSH-2.0 from OpenBSD CVS
523 - interop w/ F-secure windows client
525 - ssh_host_dsa_key not ssh_dsa_key
528 [auth.c authfile.c compat.c dsa.c dsa.h hostfile.c key.c key.h radix.c]
529 [readconf.c readconf.h ssh-add.c ssh-keygen.c ssh.c ssh.h sshconnect.c]
530 [sshd.c uuencode.c uuencode.h authfile.h]
531 - add DSA pubkey auth and other SSH2 fixes. use ssh-keygen -[xX]
532 for trading keys with the real and the original SSH, directly from the
533 people who invented the SSH protocol.
534 [auth.c auth.h authfile.c sshconnect.c auth1.c auth2.c sshconnect.h]
535 [sshconnect1.c sshconnect2.c]
536 - split auth/sshconnect in one file per protocol version
543 [ssh-keygen.1 ssh-keygen.c]
544 - add -R flag: exit code indicates if RSA is alive
547 silent if -Q is specified
549 - host key becomes /etc/ssh_host_dsa_key
550 [readconf.c servconf.c ]
551 - ssh/sshd default to proto 1 and 2
554 [auth2.c ssh-keygen.c sshconnect2.c sshd.c]
556 [auth2.c serverloop.c session.c]
557 - cleanup logging for sshd/2, respect PasswordAuth no
559 - less debug, respect .ssh/config
560 [README.openssh2 channels.c channels.h]
561 - clientloop.c session.c ssh.c
562 - support for x11-fwding, client+server
565 - Merge fix from OpenBSD CVS
567 - Fix memory leak per connection. Report from Andy Spiegl <Andy@Spiegl.de>
568 via Debian bug #59926
569 - Define __progname in session.c if libc doesn't
570 - Remove indentation on autoconf #include statements to avoid bug in
571 DEC Tru64 compiler. Report and fix from David Del Piero
572 <David.DelPiero@qed.qld.gov.au>
575 - Make fixpaths work with perl4, patch from Andre Lucas
576 <andre.lucas@dial.pipex.com>
577 - Sync with OpenBSD CVS:
578 [clientloop.c login.c serverloop.c ssh-agent.c ssh.h sshconnect.c sshd.c]
581 - remove bogus chan_read_failed. this could cause data
582 corruption (missing data) at end of a SSH2 session.
583 - Merge fixes from Debian patch from Phil Hands <phil@hands.com>
584 - Allow setting of PAM service name through CFLAGS (SSHD_PAM_SERVICE)
585 - Use vhangup to clean up Linux ttys
586 - Force posix getopt processing on GNU libc systems
587 - Debian bug #55910 - remove references to ssl(8) manpages
588 - Debian bug #58031 - ssh_config lies about default cipher
591 - OpenBSD CVS updates
593 - fix pr 1196, listen_port and port_to_connect interchanged
595 - after completion, replace the progress bar ETA counter with a final
596 elapsed time; my idea, aaron wrote the patch
597 [ssh_config sshd_config]
598 - show 'Protocol' as an example, ok markus@
601 - Add missing header to bsd-misc.c
604 - Reduce diff against OpenBSD source
605 - All OpenSSL includes are now unconditionally referenced as
607 - Pick up formatting changes
608 - Other minor changed (typecasts, etc) that I missed
611 - OpenBSD CVS updates.
614 [auth.c channels.c clientloop.c packet.c packet.h serverloop.c]
615 [session.c sshconnect.c]
616 - check payload for (illegal) extra data
621 - INSTALL doc updates
622 - Merged OpenBSD updates to include paths.
625 - OpenBSD CVS updates:
629 fix passwd prompt for ssh2, less debugging output.
630 - [clientloop.c compat.c dsa.c kex.c sshd.c]
631 less debugging output
632 - [kex.c kex.h sshconnect.c sshd.c]
633 check for reasonable public DH values
634 - [README.openssh2 cipher.c cipher.h compat.c compat.h readconf.c]
635 [readconf.h servconf.c servconf.h ssh.c ssh.h sshconnect.c sshd.c]
636 add Cipher and Protocol options to ssh/sshd, e.g.:
637 ssh -o 'Protocol 1,2' if you prefer proto 1, ssh -o 'Ciphers
640 print 1.99 only if server supports both
643 - Avoid some compiler warnings in fake-get*.c
644 - Add IPTOS macros for systems which lack them
645 - Only set define entropy collection macros if they are found
646 - More large OpenBSD CVS updates:
647 - [auth.c auth.h servconf.c servconf.h serverloop.c session.c]
648 [session.h ssh.h sshd.c README.openssh2]
649 ssh2 server side, see README.openssh2; enable with 'sshd -2'
651 no adjust after close
653 interop w/ latest ssh.com windows client.
656 - OpenBSD CVS update:
659 - [clientloop.c compat.c ssh.c sshconnect.c myproposal.h]
660 ssh2 client implementation, interops w/ ssh.com and lsh servers.
663 - [authfile.c cipher.c cipher.h packet.c sshconnect.c sshd.c]
664 remove unused argument, split cipher_mask()
666 re-order: group ssh1 vs. ssh2
667 - Make Redhat spec require openssl >= 0.9.5a
670 - Add tests for RAND_add function when searching for OpenSSL
671 - OpenBSD CVS update:
672 - [packet.h packet.c]
674 - [packet.h packet.c nchan2.ms nchan.h compat.h compat.c]
675 [channels.h channels.c]
676 channel layer support for ssh2
677 - [kex.h kex.c hmac.h hmac.c dsa.c dsa.h]
678 DSA, keyexchange, algorithm agreement for ssh2
679 - Generate manpages before make install not at the end of make all
680 - Don't seed the rng quite so often
681 - Always reseed rng when requested
684 - Wrote entropy collection routines for systems that lack /dev/random
686 - Disable tests and typedefs for 64 bit types. They are currently unused.
689 - Big OpenBSD CVS update (mainly beginnings of SSH2 infrastructure)
690 - [auth.c session.c sshd.c auth.h]
691 split sshd.c -> auth.c session.c sshd.c plus cleanup and goto-removal
692 - [bufaux.c bufaux.h]
694 - [channels.c channels.h clientloop.c sshd.c nchan.c nchan.h packet.c]
695 [readconf.c ssh.c ssh.h serverloop.c]
696 replace big switch() with function tables (prepare for ssh2)
698 ssh2 message type codes
700 reorder Xr to avoid cutting
702 close(fdin) if fdin != fdout, shutdown otherwise, ok theo@
706 - [cipher.c cipher.h]
710 - [dispatch.c dispatch.h]
711 function tables for different message types
713 do not log() if debuggin to stderr
714 rename a cpp symbol, to avoid param.h collision
721 - Better tests for OpenSSL w/ RSAref
722 - Added replacement setenv() function from OpenBSD libc. Suggested by
723 Ben Lindstrom <mouring@pconline.com>
727 - [auth-rh-rsa.c auth-rsa.c hostfile.c hostfile.h key.c key.h match.c]
728 [match.h ssh.c ssh.h sshconnect.c sshd.c]
729 initial support for DSA keys. ok deraadt@, niels@
730 - [cipher.c cipher.h]
731 remove unused cipher_attack_detected code
732 - [scp.1 ssh-add.1 ssh-agent.1 ssh-keygen.1 ssh.1 sshd.8]
733 Fix some formatting problems I missed before.
735 fix spelling errors, From: FreeBSD
737 switch to raw mode only if he _get_ a pty (not if we _want_ a pty).
743 - Clarified --with-default-path option.
744 - Added -blibpath handling for AIX to work around stupid runtime linking.
745 Problem elucidated by gshapiro@SENDMAIL.ORG by way of Jim Knoble
747 - Checks for 64 bit int types. Problem report from Mats Fredholm
749 - OpenBSD CVS updates:
750 - [atomicio.c auth-krb4.c bufaux.c channels.c compress.c fingerprint.c]
751 [packet.h radix.c rsa.c scp.c ssh-agent.c ssh-keygen.c sshconnect.c]
753 pedantic: signed vs. unsigned, void*-arithm, etc
755 Various cleanups and standardizations.
756 - Runtime error fix for HPUX from Otmar Stahl
757 <O.Stahl@lsw.uni-heidelberg.de>
760 - Fixed configure not passing LDFLAGS to Solaris. Report from David G.
761 Hesprich <dghespri@sprintparanet.com>
762 - Propogate LD through to Makefile
764 - Added blurb about "scp: command not found" errors to UPGRADING
767 - Fix broken CFLAGS handling during search for OpenSSL. Fixes va_list
768 problems with gcc/Solaris.
769 - Don't free argument to putenv() after use (in setenv() replacement).
770 Report from Seigo Tanimura <tanimura@r.dl.itc.u-tokyo.ac.jp>
771 - Created contrib/ subdirectory. Included helpers from Phil Hands'
772 Debian package, README file and chroot patch from Ricardo Cerqueira
774 - Moved gnome-ssh-askpass.c to contrib directory and removed config
776 - Slight cleanup to doc files
777 - Configure fix from Bratislav ILICH <bilic@zepter.ru>
780 - Include macro for IN6_IS_ADDR_V4MAPPED. Report from
781 peter@frontierflying.com
782 - Include /usr/local/include and /usr/local/lib for systems that don't
784 - -R/usr/local/lib for Solaris
785 - Fix RSAref detection
786 - Fix IN6_IS_ADDR_V4MAPPED macro
792 - disallow guessing of root password
793 - More configure fixes
794 - IPv6 workarounds from Hideaki YOSHIFUJI <yoshfuji@ecei.tohoku.ac.jp>
797 - OpenBSD CVS updates to v1.2.3
799 - int atomicio -> ssize_t (for alpha). ok deraadt@
801 - delay MD5 computation until client sends response, free() early, cleanup.
803 - void* -> unsigned char*, ok niels@
805 - remove unused variable 'len'. fix comments.
806 - remove unused variable
807 [log-client.c log-server.c]
808 - rename a cpp symbol, to avoid param.h collision
811 - getsockname() requires initialized tolen; andy@guildsoftware.com
812 - use getpeername() in packet_connection_is_on_socket(), fixes sshd -i;
813 from Holger.Trapp@Informatik.TU-Chemnitz.DE
815 - register cleanup for pty earlier. move code for pty-owner handling to
816 pty.c ok provos@, dugsong@
818 - turn off x11-fwd for the client, too.
822 - allow '.' in usernames; from jedgar@fxp.org
824 - typo: ignore_user_known_hosts int->flag; naddy@mips.rhein-neckar.de
825 - sync with sshd_config
827 - enable ssh-keygen -l -f ~/.ssh/known_hosts, ok deraadt@
829 - Change invalid 'CHAT' loglevel to 'VERBOSE'
831 - suppress AAAA query host when '-4' is used; from shin@nd.net.fujitsu.co.jp
832 - turn off x11-fwd for the client, too.
835 - retry rresvport_af(), too. from sumikawa@ebina.hitachi.co.jp.
836 - read error vs. "Connection closed by remote host"
839 - do not link to a commercial page..
840 - sync with sshd_config
842 - no need for poll.h; from bright@wintelcom.net
843 - log with level log() not fatal() if peer behaves badly.
844 - don't panic if client behaves strange. ok deraadt@
845 - make no-port-forwarding for RSA keys deny both -L and -R style fwding
846 - delay close() of pty until the pty has been chowned back to root
847 - oops, fix comment, too.
849 - move XAUTHORITY to subdir. ok dugsong@. fixes debian bug #57907, too.
850 (http://cgi.debian.org/cgi-bin/bugreport.cgi?archive=no&bug=57907)
851 - register cleanup for pty earlier. move code for pty-owner handling to
852 pty.c ok provos@, dugsong@
853 - create x11 cookie file
854 - fix pr 1113, fclose() -> pclose(), todo: remote popen()
857 - Removed warning workaround for Linux and devpts filesystems (no longer
858 required after OpenBSD updates)
861 - Configure fix from Hiroshi Takekawa <takekawa@sr3.t.u-tokyo.ac.jp>
867 - Fix DEC compile fix
868 - Explicitly seed OpenSSL's PRNG before checking rsa_alive()
869 - Check for getpagesize in libucb.a if not found in libc. Fix for old
870 Solaris from Andre Lucas <andre.lucas@dial.pipex.com>
871 - Check for libwrap if --with-tcp-wrappers option specified. Suggestion
872 Mate Wierdl <mw@moni.msci.memphis.edu>
875 - Added "make host-key" target, Suggestion from Dominik Brettnacher
877 - Don't permanently fail on bind() if getaddrinfo has more choices left for
878 us. Needed to work around messy IPv6 on Linux. Patch from Arkadiusz
879 Miskiewicz <misiek@pld.org.pl>
880 - DEC Unix compile fix from David Del Piero <David.DelPiero@qed.qld.gov.au>
881 - Manpage fix from David Del Piero <David.DelPiero@qed.qld.gov.au>
884 - Big cleanup of autoconf code
885 - Rearranged to be a little more logical
886 - Added -R option for Solaris
887 - Rewrote OpenSSL detection code. Now uses AC_TRY_RUN with a test program
888 to detect library and header location _and_ ensure library has proper
889 RSA support built in (this is a problem with OpenSSL 0.9.5).
890 - Applied pty cleanup patch from markus.friedl@informatik.uni-erlangen.de
891 - Avoid warning message with Unix98 ptys
892 - Warning was valid - possible race condition on PTYs. Avoided using
893 platform-specific code.
894 - Document some common problems
895 - Allow root access to any key. Patch from
896 markus.friedl@informatik.uni-erlangen.de
899 - Removed SOCKS code. Will support through a ProxyCommand.
902 - Fixed SEGVs in authloop, fix from vbzoli@hbrt.hu
903 - Add --with-ssl-dir option
906 - Fix lastlog code for directory based lastlogs. Fix from Josh Durham
908 - Documentation fixes from HARUYAMA Seigo <haruyama@nt.phys.s.u-tokyo.ac.jp>
909 - Added URLs to Japanese translations of documents by HARUYAMA Seigo
910 <haruyama@nt.phys.s.u-tokyo.ac.jp>
913 - Use socket pairs by default (instead of pipes). Prevents race condition
914 on several (buggy) OSs. Report and fix from tridge@linuxcare.com
917 - Seed OpenSSL's random number generator before generating RSA keypairs
918 - Split random collector into seperate file
919 - Compile fix from Andre Lucas <andre.lucas@dial.pipex.com>
922 - Released 1.2.2 stable
924 - NeXT keeps it lastlog in /usr/adm. Report from
925 mouring@newton.pconline.com
926 - Added note in UPGRADING re interop with commercial SSH using idea.
927 Report from Jim Knoble <jmknoble@pobox.com>
928 - Fix linking order for Kerberos/AFS. Fix from Holget Trapp
929 <Holger.Trapp@Informatik.TU-Chemnitz.DE>
932 - Fix NULL pointer dereference in login.c. Fix from Andre Lucas
933 <andre.lucas@dial.pipex.com>
934 - Reorder PAM initialisation so it does not mess up lastlog. Reported
935 by Andre Lucas <andre.lucas@dial.pipex.com>
936 - Use preformatted manpages on SCO, report from Gary E. Miller
938 - New URL for x11-ssh-askpass.
939 - Fixpaths was missing /etc/ssh_known_hosts. Report from Jim Knoble
941 - Added 'DESTDIR' option to Makefile to ease package building. Patch from
942 Jim Knoble <jmknoble@pobox.com>
943 - Updated RPM spec files to use DESTDIR
946 - Pick up version 1.2.2 from OpenBSD CVS (no changes, just version number
952 getsockname() requires initialized tolen; andy@guildsoftware.com
953 - AIX patch from Matt Richards <v2matt@btv.ibm.com> and David Rankin
954 <drankin@bohemians.lexington.ky.us>
955 - Fix lastlog support, patch from Andre Lucas <andre.lucas@dial.pipex.com>
958 - Fix compilation of bsd-snprintf.c on Solaris, fix from Ben Taylor
960 - Merge preformatted manpage patch from Andre Lucas
961 <andre.lucas@dial.pipex.com>
962 - Make IPv4 use the default in RPM packages
963 - Irix uses preformatted manpages
964 - Missing htons() in bsd-bindresvport.c, fix from Holger Trapp
965 <Holger.Trapp@Informatik.TU-Chemnitz.DE>
966 - OpenBSD CVS updates:
968 use getpeername() in packet_connection_is_on_socket(), fixes sshd -i;
969 from Holger.Trapp@Informatik.TU-Chemnitz.DE
971 log with level log() not fatal() if peer behaves badly.
973 instead of blocking SIGINT, catch it ourselves, so that we can clean
974 the tty modes up and kill ourselves -- instead of our process group
975 leader (scp, cvs, ...) going away and leaving us in noecho mode.
976 people with cbreak shells never even noticed..
977 - [ssh-add.1 ssh-agent.1 ssh-keygen.1 ssh.1 sshd.8]
981 - Don't use getaddrinfo on AIX
982 - Update to latest OpenBSD CVS:
984 - fix user/1056, sshd keeps restrictions; dbt@meat.net
986 - disable agent fwding for proto 1.3, remove abuse of auth-rsa flags.
987 - destroy keys earlier
988 - split key exchange (kex) and user authentication (user-auth),
991 - no need for poll.h; from bright@wintelcom.net
992 - disable agent fwding for proto 1.3, remove abuse of auth-rsa flags.
993 - split key exchange (kex) and user authentication (user-auth),
995 - Big manpage and config file cleanup from Andre Lucas
996 <andre.lucas@dial.pipex.com>
997 - Re-added latest (unmodified) OpenBSD manpages
999 - NetBSD patch from David Rankin <drankin@bohemians.lexington.ky.us> and
1000 Christos Zoulas <christos@netbsd.org>
1003 - SCO compile fixes from Gary E. Miller <gem@rellim.com>
1004 - Compile fix from Darren_Hall@progressive.com
1005 - Linux/glibc-2.1.2 takes a *long* time to look up names for AF_UNSPEC
1006 addresses using getaddrinfo(). Added a configure switch to make the
1007 default lookup mode AF_INET
1010 - Fixed --with-pid-dir option
1011 - Makefile fix from Gary E. Miller <gem@rellim.com>
1012 - Compile fix for HPUX and Solaris from Andre Lucas
1013 <andre.lucas@dial.pipex.com>
1016 - Clean up bsd-bindresvport.c. Use arc4random() for picking initial
1017 port, ignore EINVAL errors (Linux) when searching for free port.
1018 - Revert __snprintf -> snprintf aliasing. Apparently Solaris
1019 __snprintf isn't. Report from Theo de Raadt <theo@cvs.openbsd.org>
1020 - Document location of Redhat PAM file in INSTALL.
1021 - Fixed X11 forwarding bug on Linux. libc advertises AF_INET6
1022 INADDR_ANY_INIT addresses via getaddrinfo, but may not be able to
1023 deliver (no IPv6 kernel support)
1024 - Released 1.2.1pre27
1026 - Fix rresvport_af failure errors (logic error in bsd-bindresvport.c)
1027 - Fix --with-ipaddr-display option test. Fix from Jarno Huuskonen
1028 <jhuuskon@hytti.uku.fi>
1029 - Fix hang on logout if processes are still using the pty. Needs
1031 - Patch from Christos Zoulas <christos@zoulas.com>
1032 - Try $prefix first when looking for OpenSSL.
1033 - Include sys/types.h when including sys/socket.h in test programs
1034 - Substitute PID directory in sshd.8. Suggestion from Andrew
1035 Stribblehill <a.d.stribblehill@durham.ac.uk>
1038 - Renamed --with-xauth-path to --with-xauth
1039 - Added --with-pid-dir option
1040 - Released 1.2.1pre26
1042 - Compilation fix from Kiyokazu SUTO <suto@ks-and-ks.ne.jp>
1043 - Fixed broken bugfix for /dev/ptmx on Linux systems which lack
1044 openpty(). Report from Kiyokazu SUTO <suto@ks-and-ks.ne.jp>
1047 - Add --with-xauth-path configure directive and explicit test for
1048 /usr/openwin/bin/xauth for Solaris systems. Report from Anders
1049 Nordby <anders@fix.no>
1050 - Fix incorrect detection of /dev/ptmx on Linux systems that lack
1051 openpty. Report from John Seifarth <john@waw.be>
1052 - Look for intXX_t and u_intXX_t in sys/bitypes.h if they are not in
1053 sys/types.h. Fixes problems on SCO, report from Gary E. Miller
1055 - Use __snprintf and __vnsprintf if they are found where snprintf and
1056 vnsprintf are lacking. Suggested by Ben Taylor <bent@shell.clark.net>
1060 - Merged OpenBSD IPv6 patch:
1061 - [sshd.c sshd.8 sshconnect.c ssh.h ssh.c servconf.h servconf.c scp.1]
1062 [scp.c packet.h packet.c login.c log.c canohost.c channels.c]
1063 [hostfile.c sshd_config]
1064 ipv6 support: mostly gethostbyname->getaddrinfo/getnameinfo, new
1065 features: sshd allows multiple ListenAddress and Port options. note
1066 that libwrap is not IPv6-ready. (based on patches from
1067 fujiwara@rcac.tdi.co.jp)
1068 - [ssh.c canohost.c]
1069 more hints (hints.ai_socktype=SOCK_STREAM) for getaddrinfo,
1072 listen on _all_ interfaces for X11-Fwd (hints.ai_flags = AI_PASSIVE)
1074 allow auth-kerberos for IPv4 only
1075 - [scp.1 sshd.8 servconf.h scp.c]
1076 document -4, -6, and 'ssh -L 2022/::1/22'
1078 'ssh @host' is illegal (null user name), from
1079 karsten@gedankenpolizei.de
1081 better error message
1083 allow auth-kerberos for IPv4 only
1085 - Cleanup overrun in sockaddr copying on RHL 6.1
1086 - Replacements for getaddrinfo, getnameinfo, etc based on versions
1087 from patch from KIKUCHI Takahiro <kick@kyoto.wide.ad.jp>
1088 - Replacement for missing structures on systems that lack IPv6
1089 - record_login needed to know about AF_INET6 addresses
1090 - Borrowed more code from OpenBSD: rresvport_af and requisites
1093 - Fixes to auth-skey to enable it to use the standard OpenSSL libraries
1096 - New config.sub and config.guess to fix problems on SCO. Supplied
1097 by Gary E. Miller <gem@rellim.com>
1098 - SCO build fix from Gary E. Miller <gem@rellim.com>
1099 - Released 1.2.1pre25
1102 - Documentation update & cleanup
1103 - Better KrbIV / AFS detection, based on patch from:
1104 Holger Trapp <Holger.Trapp@Informatik.TU-Chemnitz.DE>
1107 - Fixed annoying DES corruption problem. libcrypt has been
1108 overriding symbols in libcrypto. Removed libcrypt and crypt.h
1109 altogether (libcrypto includes its own crypt(1) replacement)
1110 - Added platform-specific rules for Irix 6.x. Included warning that
1114 - Add explicit make rules for files proccessed by fixpaths.
1115 - Fix "make install" in RPM spec files. Report from Tenkou N. Hattori
1117 - Removed "nullok" directive from default PAM configuration files.
1118 Added information on enabling EmptyPasswords on openssh+PAM in
1120 - OpenBSD CVS updates
1122 cleanup_exit() for SIGTERM/SIGHUP, too. from fgsch@ and
1125 compare correct version for 1.3 compat mode
1128 - Prevent multiple inclusion of config.h and defines.h. Suggested
1129 by Andre Lucas <andre.lucas@dial.pipex.com>
1130 - Properly clean up on exit of ssh-agent. Patch from Dean Gaudet
1131 <dgaudet@arctic.org>
1134 - Fix password support on systems with a mixture of shadowed and
1135 non-shadowed passwords (e.g. NIS). Report and fix from
1136 HARUYAMA Seigo <haruyama@nt.phys.s.u-tokyo.ac.jp>
1137 - Fix broken autoconf typedef detection. Report from Marc G.
1138 Fournier <marc.fournier@acadiau.ca>
1139 - Fix occasional crash on LinuxPPC. Patch from Franz Sirl
1140 <Franz.Sirl-kernel@lauterbach.com>
1141 - Prevent typedefs from being compiled more than once. Report from
1142 Marc G. Fournier <marc.fournier@acadiau.ca>
1143 - Fill in ut_utaddr utmp field. Report from Benjamin Charron
1145 - Really fix broken default path. Fix from Jim Knoble
1146 <jmknoble@pobox.com>
1147 - Remove test for quad_t. No longer needed.
1148 - Released 1.2.1pre24
1150 - Added support for directory-based lastlogs
1151 - Really fix typedefs, patch from Ben Taylor <bent@clark.net>
1154 - OpenBSD CVS updates:
1157 - Removed most of the pam code into its own file auth-pam.[ch]. This
1158 cleaned up sshd.c up significantly.
1159 - PAM authentication was incorrectly interpreting
1160 "PermitRootLogin without-password". Report from Matthias Andree
1161 <ma@dt.e-technik.uni-dortmund.de
1162 - Several other cleanups
1163 - Merged Dante SOCKS support patch from David Rankin
1164 <drankin@bohemians.lexington.ky.us>
1165 - Updated documentation with ./configure options
1166 - Released 1.2.1pre23
1169 - Applied another NetBSD portability patch from David Rankin
1170 <drankin@bohemians.lexington.ky.us>
1171 - Fix --with-default-path option.
1172 - Autodetect perl, patch from David Rankin
1173 <drankin@bohemians.lexington.ky.us>
1174 - Print whether OpenSSH was compiled with RSARef, patch from
1175 Nalin Dahyabhai <nalin@thermo.stat.ncsu.edu>
1176 - Calls to pam_setcred, patch from Nalin Dahyabhai
1177 <nalin@thermo.stat.ncsu.edu>
1178 - Detect missing size_t and typedef it.
1179 - Rename helper.[ch] to (more appropriate) bsd-misc.[ch]
1180 - Minor Makefile cleaning
1183 - Replacement for getpagesize() for systems which lack it
1184 - NetBSD login.c compile fix from David Rankin
1185 <drankin@bohemians.lexington.ky.us>
1186 - Fully set ut_tv if present in utmp or utmpx
1187 - Portability fixes for Irix 5.3 (now compiles OK!)
1188 - autoconf and other misc cleanups
1189 - Merged AIX patch from Darren Hall <dhall@virage.org>
1190 - Cleaned up defines.h
1191 - Released 1.2.1pre22
1194 - Automatically correct paths in manpages and configuration files. Patch
1195 and script from Andre Lucas <andre.lucas@dial.pipex.com>
1196 - Removed credits from README to CREDITS file, updated.
1197 - Added --with-default-path to specify custom path for server
1198 - Removed #ifdef trickery from acconfig.h into defines.h
1199 - PAM bugfix. PermitEmptyPassword was being ignored.
1200 - Fixed PAM config files to allow empty passwords if server does.
1201 - Explained spurious PAM auth warning workaround in UPGRADING
1202 - Use last few chars of tty line as ut_id
1203 - New SuSE RPM spec file from Chris Saia <csaia@wtower.com>
1204 - OpenBSD CVS updates:
1205 - [packet.h auth-rhosts.c]
1206 check format string for packet_disconnect and packet_send_debug, too
1208 use packet_get_maxsize for channels. consistence.
1211 - Enabled utmpx support by default for Solaris
1212 - Cleanup sshd.c PAM a little more
1213 - Revised RPM package to include Jim Knoble's <jmknoble@pobox.com>
1214 X11 ssh-askpass program.
1215 - Disable logging of PAM success and failures, PAM is verbose enough.
1216 Unfortunatly there is currently no way to disable auth failure
1217 messages. Mention this in UPGRADING file and sent message to PAM
1219 - OpenBSD CVS update:
1220 - [ssh-keygen.1 ssh.1]
1221 remove ref to .ssh/random_seed, mention .ssh/environment in
1223 - Released 1.2.1pre21
1224 - Fixed implicit '.' in default path, report from Jim Knoble
1225 <jmknoble@pobox.com>
1226 - Redhat RPM spec fixes from Jim Knoble <jmknoble@pobox.com>
1229 - More fixes from Andre Lucas <andre.lucas@dial.pipex.com>
1230 - Cleanup of auth-passwd.c for shadow and MD5 passwords
1231 - Cleanup and bugfix of PAM authentication code
1232 - Released 1.2.1pre20
1234 - Merged fixes from Ben Taylor <bent@clark.net>
1235 - Fixed configure support for PAM. Reported by Naz <96na@eng.cam.ac.uk>
1236 - Disabled logging of PAM password authentication failures when password
1237 is empty. (e.g start of authentication loop). Reported by Naz
1238 <96na@eng.cam.ac.uk>)
1241 - Merged later HPUX patch from Andre Lucas
1242 <andre.lucas@dial.pipex.com>
1243 - Above patch included better utmpx support from Ben Taylor
1247 - Fix undefined fd_set type in ssh.h from Povl H. Pedersen
1249 - Fix login.c breakage on systems which lack ut_host in struct
1250 utmp. Reported by Willard Dawson <willard.dawson@sbs.siemens.com>
1253 - Integration of large HPUX patch from Andre Lucas
1254 <andre.lucas@dial.pipex.com>. Integrating it had a few other
1256 - Ability to disable shadow passwords at configure time
1257 - Ability to disable lastlog support at configure time
1258 - Support for IP address in $DISPLAY
1259 - OpenBSD CVS update:
1261 say "REMOTE HOST IDENTIFICATION HAS CHANGED"
1262 - Fix DISABLE_SHADOW support
1263 - Allow MD5 passwords even if shadow passwords are disabled
1264 - Release 1.2.1pre19
1267 - Redhat init script patch from Chun-Chung Chen
1268 <cjj@u.washington.edu>
1269 - Avoid breakage on systems without IPv6 headers
1272 - Makefile changes for Solaris from Peter Kocks
1273 <peter.kocks@baygate.com>
1274 - Minor updates to docs
1275 - Merged OpenBSD CVS changes:
1276 - [authfd.c ssh-agent.c]
1277 keysize warnings talk about identity files
1279 "Connection closed by x.x.x.x": fatal() -> log()
1280 - Correctly handle empty passwords in shadow file. Patch from:
1281 "Chris, the Young One" <cky@pobox.com>
1282 - Released 1.2.1pre18
1285 - Integrated patchs from Juergen Keil <jk@tools.de>
1286 - Avoid void* pointer arithmatic
1287 - Use LDFLAGS correctly
1288 - Fix SIGIO error in scp
1289 - Simplify status line printing in scp
1290 - Added better test for inline functions compiler support from
1291 Darren_Hall@progressive.com
1294 - OpenBSD CVS Changes
1296 fix get_remote_port() and friends for sshd -i;
1297 Holger.Trapp@Informatik.TU-Chemnitz.DE
1299 make code simpler. no need for memcpy. niels@ ok
1301 namebuflen not sizeof namebuflen; bnd@ep-ag.com via djm@mindrot.org
1304 typo; mark.baushke@solipsa.com
1305 - [channels.c ssh.c ssh.h sshd.c]
1306 type conflict for 'extern Type *options' in channels.c; dot@dotat.at
1308 move checking of hostkey into own function.
1311 - Clean up broken includes in pty.c
1312 - Some older systems don't have poll.h, they use sys/poll.h instead
1316 - Fix compilation on systems with AFS. Reported by
1317 aloomis@glue.umd.edu
1318 - Fix installation on Solaris. Reported by
1319 Gordon Rowell <gordonr@gormand.com.au>
1320 - Fix gccisms (__attribute__ and inline). Report by edgy@us.ibm.com,
1321 patch from Markus Friedl <markus.friedl@informatik.uni-erlangen.de>
1322 - Auto-locate xauth. Patch from David Agraz <dagraz@jahoopa.com>
1323 - Compile fix from David Agraz <dagraz@jahoopa.com>
1324 - Avoid compiler warning in bsd-snprintf.c
1325 - Added pam_limits.so to default PAM config. Suggested by
1326 Jim Knoble <jmknoble@pobox.com>
1329 - Import of patch from Ben Taylor <bent@clark.net>:
1330 - Improved PAM support
1331 - "uninstall" rule for Makefile
1333 - Should fix PAM problems on Solaris
1334 - OpenBSD CVS updates:
1336 avoid stdio; based on work by markus, millert, and I
1338 make sure the client selects a supported cipher
1340 fix sighup handling. accept would just restart and daemon handled
1341 sighup only after the next connection was accepted. use poll on
1345 - Applied patch from David Rankin <drankin@bohemians.lexington.ky.us>
1346 to fix libwrap support on NetBSD
1350 - Compile fix for Solaris with /dev/ptmx from
1351 David Agraz <dagraz@jahoopa.com>
1354 - sshd Redhat init script patch from Jim Knoble <jmknoble@pobox.com>
1355 fixes compatability with 4.x and 5.x
1356 - Fixed default SSH_ASKPASS
1357 - Fix PAM account and session being called multiple times. Problem
1358 reported by Adrian Baugh <adrian@merlin.keble.ox.ac.uk>
1359 - Merged more OpenBSD changes:
1360 - [atomicio.c authfd.c scp.c serverloop.c ssh.h sshconnect.c sshd.c]
1361 move atomicio into it's own file. wrap all socket write()s which
1362 were doing write(sock, buf, len) != len, with atomicio() calls.
1366 properly name fd variable
1368 display great hatred towards strcpy
1369 - [pty.c pty.h sshd.c]
1370 use openpty() if it exists (it does on BSD4_4)
1372 check for ~ expansion past MAXPATHLEN
1373 - Modified helper.c to use new atomicio function.
1374 - Reformat Makefile a little
1375 - Moved RC4 routines from rc4.[ch] into helper.c
1376 - Added autoconf code to detect /dev/ptmx (Solaris) and /dev/ptc (AIX)
1377 - Updated SuSE spec from Chris Saia <csaia@wtower.com>
1378 - Tweaked Redhat spec
1379 - Clean up bad imports of a few files (forgot -kb)
1383 - Small cleanup of PAM code in sshd.c
1384 - Merged OpenBSD CVS changes:
1385 - [auth-krb4.c auth-passwd.c auth-skey.c ssh.h]
1386 move skey-auth from auth-passwd.c to auth-skey.c, same for krb4
1388 warn only about mismatch if key is _used_
1389 warn about keysize-mismatch with log() not error()
1390 channels.c readconf.c readconf.h ssh.c ssh.h sshconnect.c
1393 indent, shorter warning
1395 use error() for internal errors
1397 set loglevel for SSH_MSG_DISCONNECT to log(), not fatal()
1400 - [ssh-add.1 ssh-add.c ssh.h]
1401 document $SSH_ASKPASS, reasonable default
1403 CheckHostIP is not available for connects via proxy command
1406 easier to read client code for passwd and skey auth
1407 turn of checkhostip for proxy connects, since we don't know the remote ip
1410 - Add definition for __P()
1411 - Added [v]snprintf() replacement for systems that lack it
1414 - More reformatting merged from OpenBSD CVS
1415 - Merged OpenBSD CVS changes:
1417 fix packet_integrity_check() for !have_hostname_in_open.
1418 report from mrwizard@psu.edu via djm@ibs.com.au
1420 set SO_REUSEADDR and SO_LINGER for forwarded ports.
1421 chip@valinux.com via damien@ibs.com.au
1423 it's not an error() if shutdown_write failes in nchan.
1425 remove dead #ifdef-0-code
1426 - [readconf.c servconf.c]
1427 strcasecmp instead of tolower
1429 progress meter overflow fix from damien@ibs.com.au
1430 - [ssh-add.1 ssh-add.c]
1433 postpone fork_after_authentication until command execution,
1434 request/patch from jahakala@cc.jyu.fi via damien@ibs.com.au
1435 plus: use daemon() for backgrounding
1436 - Added BSD compatible install program and autoconf test, thanks to
1437 Niels Kristian Bech Jensen <nkbj@image.dk>
1438 - Solaris fixing, thanks to Ben Taylor <bent@clark.net>
1439 - Merged beginnings of AIX support from Tor-Ake Fransson <torake@hotmail.com>
1443 - Merged very large OpenBSD source code reformat
1444 - OpenBSD CVS updates
1445 - [channels.c cipher.c compat.c log-client.c scp.c serverloop.c]
1446 [ssh.h sshd.8 sshd.c]
1448 * Unified Logmessage for all auth-types, for success and for failed
1449 * Standard connections get only ONE line in the LOG when level==LOG:
1450 Auth-attempts are logged only, if authentication is:
1453 c) we had more than AUTH_FAIL_LOG failues
1454 * many log() became verbose()
1455 * old behaviour with level=VERBOSE
1456 - [readconf.c readconf.h ssh.1 ssh.h sshconnect.c sshd.c]
1457 tranfer s/key challenge/response data in SSH_SMSG_AUTH_TIS_CHALLENGE
1458 messages. allows use of s/key in windows (ttssh, securecrt) and
1459 ssh-1.2.27 clients without 'ssh -v', ok: niels@
1461 -V, for fallback to openssh in SSH2 compatibility mode
1463 fix sigchld race; cjc5@po.cwru.edu
1466 - Added SuSE package files from Chris Saia <csaia@wtower.com>
1467 - Restructured package-related files under packages/*
1468 - Added generic PAM config
1469 - Numerous little Solaris fixes
1470 - Add recommendation to use GNU make to INSTALL document
1473 - Make <enter> close gnome-ssh-askpass (Debian bug #50299)
1474 - OpenBSD CVS Changes
1476 don't create ~/.ssh only if the user wants to store the private
1477 key there. show fingerprint instead of public-key after
1478 keygeneration. ok niels@
1479 - Added OpenBSD bsd-strlcat.c, created bsd-strlcat.h
1480 - Added timersub() macro
1481 - Tidy RCSIDs of bsd-*.c
1482 - Added autoconf test and macro to deal with old PAM libraries
1483 pam_strerror definition (one arg vs two).
1484 - Fix EGD problems (Thanks to Ben Taylor <bent@clark.net>)
1485 - Retry /dev/urandom reads interrupted by signal (report from
1486 Robert Hardy <rhardy@webcon.net>)
1487 - Added a setenv replacement for systems which lack it
1488 - Only display public key comment when presenting ssh-askpass dialog
1491 - Configure, Make and changelog corrections from Tudor Bosman
1492 <tudorb@jm.nu> and Niels Kristian Bech Jensen <nkbj@image.dk>
1495 - OpenBSD CVS Changes:
1497 make this compile, bad markus
1498 - [log.c readconf.c servconf.c ssh.h]
1499 bugfix: loglevels are per host in clientconfig,
1500 factor out common log-level parsing code.
1502 remove unused index (-Wall)
1504 only one 'extern char *__progname'
1506 document SIGHUP, -Q to synopsis
1507 - [sshconnect.c serverloop.c sshd.c packet.c packet.h]
1508 [channels.c clientloop.c]
1509 SSH_CMSG_MAX_PACKET_SIZE, some clients use this, some need this, niels@
1510 [hope this time my ISP stays alive during commit]
1511 - [OVERVIEW README] typos; green@freebsd
1513 replace xstrdup+strcat with strlcat+fixed buffer, fixes OF (bad me)
1514 exit if writing the key fails (no infinit loop)
1515 print usage() everytime we get bad options
1516 - [ssh-keygen.c] overflow, djm@mindrot.org
1517 - [sshd.c] fix sigchld race; cjc5@po.cwru.edu
1520 - Merged more Solaris support from Marc G. Fournier
1521 <marc.fournier@acadiau.ca>
1522 - Wrote autoconf tests for integer bit-types
1523 - Fixed enabling kerberos support
1524 - Fix segfault in ssh-keygen caused by buffer overrun in filename
1528 - Merged PAM buffer overrun patch from Chip Salzenberg <chip@valinux.com>
1529 - Merged OpenBSD CVS changes
1530 - [auth-rhosts.c auth-rsa.c ssh-agent.c sshconnect.c sshd.c]
1531 more %d vs. %s in fmt-strings
1533 Integers should not be printed with %s
1534 - EGD uses a socket, not a named pipe. Duh.
1535 - Fix includes in fingerprint.c
1536 - Fix scp progress bar bug again.
1537 - Move ssh-askpass from ${libdir}/ssh to ${libexecdir}/ssh at request of
1538 David Rankin <drankin@bohemians.lexington.ky.us>
1539 - Added autoconf option to enable Kerberos 4 support (untested)
1540 - Added autoconf option to enable AFS support (untested)
1541 - Added autoconf option to enable S/Key support (untested)
1542 - Added autoconf option to enable TCP wrappers support (compiles OK)
1543 - Renamed BSD helper function files to bsd-*
1544 - Added tests for login and daemon and enable OpenBSD replacements for
1545 when they are absent.
1546 - Added non-PAM MD5 password support patch from Tudor Bosman <tudorb@jm.nu>
1549 - Merged OpenBSD CVS changes
1550 - [scp.c] foregroundproc() in scp
1551 - [sshconnect.h] include fingerprint.h
1552 - [sshd.c] bugfix: the log() for passwd-auth escaped during logging
1554 - [ssh.1] Spell my name right.
1555 - Added openssh.com info to README
1558 - Merged OpenBSD CVS changes
1559 - [ChangeLog.Ylonen] noone needs this anymore
1560 - [authfd.c] close-on-exec for auth-socket, ok deraadt
1562 in known_hosts key lookup the entry for the bits does not need
1563 to match, all the information is contained in n and e. This
1564 solves the problem with buggy servers announcing the wrong
1565 modulus length. markus and me.
1567 bugfix: check for space if child has terminated, from:
1568 iedowse@maths.tcd.ie
1569 - [ssh-add.1 ssh-add.c ssh-keygen.1 ssh-keygen.c sshconnect.c]
1570 [fingerprint.c fingerprint.h]
1571 rsa key fingerprints, idea from Bjoern Groenvall <bg@sics.se>
1572 - [ssh-agent.1] typo
1573 - [ssh.1] add OpenSSH information to AUTHOR section. okay markus@
1575 force logging to stderr while loading private key file
1576 (lost while converting to new log-levels)
1579 - Fix some Linux libc5 problems reported by Miles Wilson <mw@mctitle.com>
1580 - Merged OpenBSD CVS changes:
1581 - [auth-rh-rsa.c auth-rsa.c authfd.c authfd.h hostfile.c mpaux.c]
1582 [mpaux.h ssh-add.c ssh-agent.c ssh.h ssh.c sshd.c]
1583 the keysize of rsa-parameter 'n' is passed implizit,
1584 a few more checks and warnings about 'pretended' keysizes.
1585 - [cipher.c cipher.h packet.c packet.h sshd.c]
1586 remove support for cipher RC4
1588 a note for legay systems about secuity issues with permanently_set_uid(),
1589 the private hostkey and ptrace()
1591 more detailed messages about adding and checking hostkeys
1594 - Merged OpenBSD CVS changes:
1595 - [ssh-add.c] change passphrase loop logic and remove ref to
1597 - Changed to ssh-add.c broke askpass support. Revised it to be a little more
1599 - Revised autoconf support for enabling/disabling askpass support.
1600 - Merged more OpenBSD CVS changes:
1602 - disconnect if getpeername() fails
1603 - missing xfree(*client)
1605 - disconnect if getpeername() fails
1606 - fix comment: we _do_ disconnect if ip-options are set
1608 - disconnect if getpeername() fails
1609 - move checking of remote port to central place
1610 [auth-rhosts.c] move checking of remote port to central place
1611 [log-server.c] avoid extra fd per sshd, from millert@
1612 [readconf.c] print _all_ bad config-options in ssh(1), too
1613 [readconf.h] print _all_ bad config-options in ssh(1), too
1614 [ssh.c] print _all_ bad config-options in ssh(1), too
1615 [sshconnect.c] disconnect if getpeername() fails
1616 - OpenBSD's changes to sshd.c broke the PAM stuff, re-merged it.
1617 - Various small cleanups to bring diff (against OpenBSD) size down.
1618 - Merged more Solaris compability from Marc G. Fournier
1619 <marc.fournier@acadiau.ca>
1620 - Wrote autoconf tests for __progname symbol
1621 - RPM spec file fixes from Jim Knoble <jmknoble@pobox.com>
1624 - Another OpenBSD CVS update:
1625 - [ssh-keygen.1] fix .Xr
1628 - Solaris compilation fixes (still imcomplete)
1631 - Build patch from Niels Kristian Bech Jensen <nkbj@image.dk>
1632 - Don't install config files if they already exist
1633 - Fix inclusion of additional preprocessor directives from acconfig.h
1634 - Removed redundant inclusions of config.h
1635 - Added 'Obsoletes' lines to RPM spec file
1636 - Merged OpenBSD CVS changes:
1637 - [bufaux.c] save a view malloc/memcpy/memset/free's, ok niels
1638 - [scp.c] fix overflow reported by damien@ibs.com.au: off_t
1639 totalsize, ok niels,aaron
1640 - Delay fork (-f option) in ssh until after port forwarded connections
1641 have been initialised. Patch from Jani Hakala <jahakala@cc.jyu.fi>
1642 - Added shadow password patch from Thomas Neumann <tom@smart.ruhr.de>
1643 - Added ifdefs to auth-passwd.c to exclude it when PAM is enabled
1644 - Tidied default config file some more
1645 - Revised Redhat initscript to fix bug: sshd (re)start would fail
1646 if executed from inside a ssh login.
1649 - Merged changes from OpenBSD CVS
1650 - [sshd.c] session_key_int may be zero
1651 - [auth-rh-rsa.c servconf.c servconf.h ssh.h sshd.8 sshd.c sshd_config]
1652 IgnoreUserKnownHosts(default=no), used for RhostRSAAuth, ok
1654 - Brought default sshd_config more in line with OpenBSD's
1655 - Grab server in gnome-ssh-askpass (Debian bug #49872)
1658 - Added INSTALL documentation
1659 - Merged yet more changes from OpenBSD CVS
1660 - [auth-rh-rsa.c auth-rhosts.c auth-rsa.c channels.c clientloop.c]
1661 [ssh.c ssh.h sshconnect.c sshd.c]
1662 make all access to options via 'extern Options options'
1663 and 'extern ServerOptions options' respectively;
1664 options are no longer passed as arguments:
1665 * make options handling more consistent
1666 * remove #include "readconf.h" from ssh.h
1667 * readconf.h is only included if necessary
1668 - [mpaux.c] clear temp buffer
1669 - [servconf.c] print _all_ bad options found in configfile
1670 - Make ssh-askpass support optional through autoconf
1671 - Fix nasty division-by-zero error in scp.c
1675 - Added (untested) Entropy Gathering Daemon (EGD) support
1676 - Fixed /dev/urandom fd leak (Debian bug #49722)
1677 - Merged OpenBSD CVS changes:
1678 - [auth-rh-rsa.c] user/958: check ~/.ssh/known_hosts for rhosts-rsa, too
1679 - [ssh.1] user/958: check ~/.ssh/known_hosts for rhosts-rsa, too
1680 - [sshd.8] user/958: check ~/.ssh/known_hosts for rhosts-rsa, too
1681 - Fix integer overflow which was messing up scp's progress bar for large
1682 file transfers. Fix submitted to OpenBSD developers. Report and fix
1683 from Kees Cook <cook@cpoint.net>
1684 - Merged more OpenBSD CVS changes:
1685 - [auth-krb4.c auth-passwd.c] remove x11- and krb-cleanup from fatal()
1686 + krb-cleanup cleanup
1687 - [clientloop.c log-client.c log-server.c ]
1688 [readconf.c readconf.h servconf.c servconf.h ]
1689 [ssh.1 ssh.c ssh.h sshd.8]
1690 add LogLevel {QUIET, FATAL, ERROR, INFO, CHAT, DEBUG} to ssh/sshd,
1691 obsoletes QuietMode and FascistLogging in sshd.
1692 - [sshd.c] fix fatal/assert() bug reported by damien@ibs.com.au:
1693 allow session_key_int != sizeof(session_key)
1694 [this should fix the pre-assert-removal-core-files]
1695 - Updated default config file to use new LogLevel option and to improve
1699 - Merged several minor fixes:
1700 - ssh-agent commandline parsing
1701 - RPM spec file now installs ssh setuid root
1702 - Makefile creates libdir
1703 - Merged beginnings of Solaris compability from Marc G. Fournier
1704 <marc.fournier@acadiau.ca>
1707 - Autodetection of SSL/Crypto library location via autoconf
1708 - Fixed location of ssh-askpass to follow autoconf
1709 - Integrated Makefile patch from Niels Kristian Bech Jensen <nkbj@image.dk>
1710 - Autodetection of RSAref library for US users
1712 - Merged OpenBSD CVS changes:
1713 - [rsa.c] bugfix: use correct size for memset()
1714 - [sshconnect.c] warn if announced size of modulus 'n' != real size
1715 - Added GNOME passphrase requestor (use --with-gnome-askpass)
1716 - RPM build now creates subpackages
1720 - Removed debian/ directory. This is now being maintained separately.
1721 - Added symlinks for slogin in RPM spec file
1722 - Fixed permissions on manpages in RPM spec file
1723 - Added references to required libraries in README file
1724 - Removed config.h.in from CVS
1725 - Removed pwdb support (better pluggable auth is provided by glibc)
1726 - Made PAM and requisite libdl optional
1727 - Removed lots of unnecessary checks from autoconf
1728 - Added support and autoconf test for openpty() function (Unix98 pty support)
1729 - Fix for scp not finding ssh if not installed as /usr/bin/ssh
1731 - Merged parts of Debian patch From Phil Hands <phil@hands.com>:
1732 - Added ssh-askpass program
1733 - Added ssh-askpass support to ssh-add.c
1734 - Create symlinks for slogin on install
1735 - Fix "distclean" target in makefile
1736 - Added example for ssh-agent to manpage
1737 - Added support for PAM_TEXT_INFO messages
1738 - Disable internal /etc/nologin support if PAM enabled
1739 - Merged latest OpenBSD CVS changes:
1740 - [all] replace assert() with error, fatal or packet_disconnect
1741 - [sshd.c] don't send fail-msg but disconnect if too many authentication
1743 - [sshd.c] remove unused argument. ok dugsong
1745 - [rsa.c] clear buffers used for encryption. ok: niels
1746 - [rsa.c] replace assert() with error, fatal or packet_disconnect
1747 - [auth-krb4.c] remove unused argument. ok dugsong
1748 - Fixed coredump after merge of OpenBSD rsa.c patch
1752 - Merged change from OpenBSD CVS
1753 - One-line cleanup in sshd.c
1756 - Integrated debian package support from Dan Brosemer <odin@linuxfreak.com>
1757 - Merged latest updates for OpenBSD CVS:
1758 - channels.[ch] - remove broken x11 fix and document istate/ostate
1759 - ssh-agent.c - call setsid() regardless of argv[]
1760 - ssh.c - save a few lines when disabling rhosts-{rsa-}auth
1761 - Documentation cleanups
1762 - Renamed README -> README.Ylonen
1763 - Renamed README.openssh ->README
1766 - Renamed openssh* back to ssh* at request of Theo de Raadt
1767 - Incorporated latest changes from OpenBSD's CVS
1768 - Integrated Makefile patch from Niels Kristian Bech Jensen <nkbj@image.dk>
1769 - Integrated PAM env patch from Nalin Dahyabhai <nalin.dahyabhai@pobox.com>
1770 - Make distclean now removed configure script
1771 - Improved PAM logging
1772 - Added some debug() calls for PAM
1773 - Removed redundant subdirectories
1774 - Integrated part of a patch from Dan Brosemer <odin@linuxfreak.com> for
1776 - Fixed off-by-one error in PAM env patch
1780 - Further PAM enhancements.
1782 - Now uses account and session modules for all logins.
1783 - Integrated patch from Dan Brosemer <odin@linuxfreak.com>
1786 - Change binary names to open*
1787 - Fixed autoconf script to detect PAM on RH6.1
1788 - Added tests for libpwdb, and OpenBSD functions to autoconf
1791 - Imported latest OpenBSD CVS code
1792 - Updated README.openssh
1796 - Adapted PAM patch.
1799 - Excised my buggy replacements for strlcpy and mkdtemp
1800 - Imported correct OpenBSD strlcpy and mkdtemp routines.
1801 - Reduced arc4random_stir entropy read to 32 bytes (256 bits)
1802 - Picked up correct version number from OpenBSD
1803 - Added sshd.pam PAM configuration file
1804 - Added sshd.init Redhat init script
1805 - Added openssh.spec RPM spec file
1809 - Fixed include paths of OpenSSL functions
1810 - Use OpenSSL MD5 routines
1811 - Imported RC4 code from nanocrypt
1812 - Wrote replacements for OpenBSD arc4random* functions
1813 - Wrote replacements for strlcpy and mkdtemp