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Commit Graph

137 Commits

Author SHA1 Message Date
Jacob Nevins
b099456c87 Implement `bypass-ssh2-userauth', since from correspondence it sounds like
there are servers which could in principle operate in this mode, although I
don't know if any do in practice. (Hence, I haven't been able to test it.)

[originally from svn r5748]
[this svn revision also touched putty-wishlist]
2005-05-05 22:37:54 +00:00
Jacob Nevins
fb581ac625 First crack at `terminal-modes' in SSH. PuTTY now sends ERASE by default,
Unix Plink sends everything sensible it can find, and it's fully configurable
from the GUI.

I'm not entirely sure about the precise set of modes that Unix Plink should
look at; informed tweaks are welcome.

Also the Mac bits are guesses (but trivial).

[originally from svn r5653]
[this svn revision also touched putty-wishlist]
2005-04-21 13:57:08 +00:00
Ben Harris
09951c6078 Implement my experimental arcfour modes. The 256-bit version is disabled
until I can test it against someone else's implementation.

[originally from svn r5633]
2005-04-14 22:58:29 +00:00
Jacob Nevins
560e7e87b6 Factor out the code to read and write the Environment and PortForwardings
mappings into two new functions.

[originally from svn r5627]
2005-04-11 16:24:58 +00:00
Jacob Nevins
a068889389 In get_sesslist(), when freeing, set freed members to NULL on general
principles.

[originally from svn r5608]
2005-04-07 01:32:41 +00:00
Jacob Nevins
faf59c78be Add an option to use wcwidth_cjk() instead of wcwidth(), as several people
have asked for it.

[originally from svn r5542]
2005-03-22 23:20:23 +00:00
Simon Tatham
0598df9217 Adjust the semantics of cfg.remote_cmd_ptr: it is now NULL when
cfg.remote_cmd is to be used, rather than actually pointing at
cfg.remote_cmd. This change restores the ability to structure-copy
Configs without breaking them. (Though of course this is only a
temporary solution: really what wants doing is to fix
`config-struct'.)

[originally from svn r5335]
2005-02-17 19:31:32 +00:00
Simon Tatham
e7b53c3ad5 Servers announcing themselves as `Sun_SSH_1.0' apparently cannot
deal with rekeys at all: they totally ignore mid-session KEXINIT
sent by the client. Hence, a new bug entry so we don't try it.

[originally from svn r5092]
2005-01-11 10:37:55 +00:00
Simon Tatham
7647f57dc4 Jacob points out that changing TICKSPERSEC in unix.h changed the
meaning of BellOverload{T,S} in Unix saved sessions. Add a Unix-
specific backwards compatibility wart to settings.c to compensate.
Of course when I do the serious config format revamp, I will ensure
that no config item depends on internal #defines (these time
intervals will be specified as a floating-point number of seconds)
and this horror will be relegated to the old-config-compatibility
code.

[originally from svn r5080]
2005-01-08 13:08:32 +00:00
Simon Tatham
6daf6faede Integrate unfix.org's IPv6 patches up to level 10, with rather a lot
of polishing to bring them to what I think should in principle be
release quality. Unlike the unfix.org patches themselves, this
checkin enables IPv6 by default; if you want to leave it out, you
have to build with COMPAT=-DNO_IPV6.

I have tested that this compiles on Visual C 7 (so the nightlies
_should_ acquire IPv6 support without missing a beat), but since I
don't have IPv6 set up myself I haven't actually tested that it
_works_. It still seems to make correct IPv4 connections, but that's
all I've been able to verify for myself. Further testing is needed.

[originally from svn r5047]
[this svn revision also touched putty-wishlist]
2004-12-30 16:45:11 +00:00
Jacob Nevins
30896d650e Basic configurability for client-initiated rekeys.
[originally from svn r5027]
2004-12-24 13:39:32 +00:00
Jacob Nevins
3c98d6e60d Add a preference list for SSH-2 key exchange algorithms, on a new "Kex" panel
(which will gain more content anon).

Retire BUG_SSH2_DH_GEX and add a backwards-compatibility wart, since we never
did find a way of automatically detecting this alleged server bug, and in any
case there was only ever one report (<3D91F3B5.7030309@inwind.it>, FWIW).

Also generalise askcipher() to a new askalg() (thus touching all the
front-ends).

I've made some attempt to document what SSH key exchange is and why you care,
but it could use some review for clarity (and outright lies).

[originally from svn r5022]
2004-12-23 02:24:07 +00:00
Jacob Nevins
a2e01a5604 Abe Crabtree complains that flushing the log file as often as we do in 0.56
results in unacceptable performance for him on Win2000. Add a checkbox to
revert to the old behaviour.

[originally from svn r4988]
[this svn revision also touched putty-wishlist]
2004-12-16 15:22:36 +00:00
Simon Tatham
e4e10e494b Implement xterm 256-colour mode.
[originally from svn r4917]
[this svn revision also touched putty-wishlist]
2004-11-28 15:13:34 +00:00
Simon Tatham
814408f2d3 DJSD requests a force-monochrome option for users who dislike angry-
fruit-salad applications :-)

[originally from svn r4762]
2004-11-09 17:57:32 +00:00
Simon Tatham
1b3eb3e20d Markus Kuhn's UTF-8 page
http://www.cl.cam.ac.uk/~mgk25/unicode.html#activate
feels strongly that it should be easy to make _all_ your
applications work in UTF-8 mode, without having to remember a switch
for each one. Every application should simply note a UTF-8 locale
setting and switch into UTF-8 mode automatically.

Therefore, for the Unix port only, there's now a checkbox, enabled
by default, which causes the drop-down Translation box to be
overridden if the locale indicates UTF-8. Anyone who doesn't like
this, or doesn't like MGK, is welcome to turn it straight back off.

I'm not _completely_ convinced by MGK's argument myself; for
xterm/pterm to do _useful_ UTF-8 you also need to specify a decently
Unicode-capable font, and there's no way _that_ can be automagically
done on noticing a locale setting. But it's a de facto standard
(i.e. xterm does it :-) so I might as well at least be _able_ to
support it.

[originally from svn r4648]
2004-10-16 14:17:58 +00:00
Simon Tatham
dd279dffc2 Implement part of `ssh2-generality': introduce the ability to tell
PuTTY / Plink not to run a remote shell/command at all. Supported in
the GUI configuration and via the (OpenSSH-like) -N command-line
option.

No effort is currently made to arrange `nice' UI properties. If you
do this in GUI PuTTY, a full-size terminal window will still be
created, and will sit there with almost nothing in it throughout
your session. If you do it in Plink, Plink will not accept any kind
of request to terminate gracefully; you'll have to ^C or kill it.
Nonetheless, even this little will be useful to some people...

[originally from svn r4614]
2004-10-13 13:43:11 +00:00
Jacob Nevins
e375ba107d `ssh-log-pw-blank': known password fields are now omitted from SSH packet logs
by default (although they can be included). There's also an option to remove
session data, which is good both for privacy and for reducing the size of
logfiles.

[originally from svn r4593]
2004-10-02 00:33:27 +00:00
Jacob Nevins
20f433efac Add a configuration option for TCP keepalives (SO_KEEPALIVE), default off.
No very good reason, but I've occasionally wanted to frob it to see if it
makes any difference to problems I'm having, and it was easy.

Tested that it does actually cause keepalives on Windows (with tcpdump);
should also work on Unix. Not implemented on Mac (does nothing), but then
neither is TCP_NODELAY.

Quite a big checkin, much of which is adding `keepalive' alongside `nodelay'
in network function calls.

[originally from svn r4309]
2004-06-20 17:07:38 +00:00
Simon Tatham
a2acc6ae0d RJK's patch to enable PuTTY's X forwarding to connect to local X
servers using Unix sockets (on Unix only, obviously!).

[originally from svn r4263]
2004-05-31 14:01:52 +00:00
Simon Tatham
fb7dd5a255 At last! After much delay, much faffing back and forth, and much
enhancement and fiddling, I have now massaged Arabeyes' first patch
into a form I'm happy to check in. Phew.

[originally from svn r4236]
2004-05-22 10:36:50 +00:00
Jacob Nevins
bdfd70375b Various tweaks to header comments to remind me which bits are meant to be
platform-independent, etc.

[originally from svn r4148]
2004-04-27 12:31:57 +00:00
Simon Tatham
cf0cfba9ca D'oh! WideFont and WideBoldFont were being read from session files,
but not written. I _thought_ something odd was happening with my
UTF-8 pterms.

[originally from svn r3673]
2003-12-31 16:09:55 +00:00
Jacob Nevins
d80be3891a Fix for `logging-save-default': allow logging settings to be saved with
Default Settings.

[originally from svn r3610]
2003-12-03 19:17:14 +00:00
Jacob Nevins
95d5a91c24 Implement `default-colours' on Windows based loosely on Michael Wardle's patch.
[originally from svn r3444]
2003-09-03 20:14:38 +00:00
Simon Tatham
bfb9b28393 Windows PSCP now links against winsftp.c, and scp.c is now a
platform-independent source file. Haven't yet added the extra
abstraction routines to uxsftp.c to create a Unix PSCP port, but it
shouldn't take long.
Also in this checkin, a change of semantics in platform_default_s():
now strings returned from it are expected to be dynamically allocated.

[originally from svn r3420]
2003-08-25 13:53:41 +00:00
Simon Tatham
46f26ee483 Richard B's patch to enable users to explicitly request shadow bold
by disabling bold-font-name guessing (if their bold fonts are ugly).
I've turned the UI inside out, but the meat is pretty much the same.

[originally from svn r3410]
2003-08-21 18:39:17 +00:00
Simon Tatham
342b5803e7 Fix a typo in my backwards-compatibility wart. Oops.
[originally from svn r3170]
2003-05-08 09:07:37 +00:00
Simon Tatham
8460ecd27d Yesterday's proxy enhancements also slightly nadgered the config
box, in that it started to expand under the weight of proxy options.
Now fixed, by folding the SOCKS version selector into the general
proxy type selector so there's one single 5- or 6-way radio button
set split over two lines. settings.c has of course grown a backwards
compatibility wart to deal with legacy config data.

[originally from svn r3168]
2003-05-07 12:07:23 +00:00
Simon Tatham
4b6ffd99f1 Disable window title reporting by default, since it's a security
hazard. I considered removing it completely, but I can't rule out
the possibility of an OS that actually takes security of its
terminal devices seriously, and which might be able to make sensible
and safe use of this feature.

[originally from svn r3103]
2003-04-12 08:59:06 +00:00
Simon Tatham
7706da5e17 Various error-handling fixes, mostly in Unix PuTTY but one (failure
to save a session) crosses over into the platform-independent side.

[originally from svn r3041]
2003-04-01 18:10:25 +00:00
Simon Tatham
d36a4c3685 Introduced wrapper macros snew(), snewn() and sresize() for the
malloc functions, which automatically cast to the same type they're
allocating the size of. Should prevent any future errors involving
mallocing the size of the wrong structure type, and will also make
life easier if we ever need to turn the PuTTY core code from real C
into C++-friendly C. I haven't touched the Mac frontend in this
checkin because I couldn't compile or test it.

[originally from svn r3014]
2003-03-29 16:14:26 +00:00
Simon Tatham
a185d54301 Yikes - saving of Default Settings must have been broken for some
time! The load code in settings.c was translating an empty string
into "Default Settings" to pass to {win,ux}store, whereas the save
code was passing the empty string straight down and expecting it to
be dealt with. So, a policy decision: the precise name of the
"Default Settings" special session _at the storage level_ is up to
the individual platform storage code to decide, and all platforms
MUST assume Default Settings is meant if they receive NULL or the
empty string as a session name.

[originally from svn r2974]
2003-03-22 09:49:20 +00:00
Simon Tatham
03a7096b3c Missed a couple of the Unix-specific settings out of settings.c. One
of these days I'll have to separate the platform-specific settings
out into winsett and uxsett modules, but for now it's not too urgent.

[originally from svn r2936]
2003-03-15 09:42:15 +00:00
Simon Tatham
c5181dc498 Richard B's patch to push erased text into the scrollback on ESC[2J
clears, and also to temporarily push the primary screen contents
into the scrollback while the alternate screen is active and bring
it back afterwards.

[originally from svn r2910]
2003-03-06 12:51:12 +00:00
Simon Tatham
be9718cb13 Add another bug workaround, this one for old OpenSSH (<2.3) servers
which have a strange idea of what data should be signed in a PK auth
request. This actually got in my way while doing serious things at
work! :-)

[originally from svn r2800]
2003-02-04 13:02:51 +00:00
Simon Tatham
f26b7aa0d3 Created new data types Filename' and FontSpec', intended to be
opaque to all platform-independent modules and only handled within
per-platform code. `Filename' is there because the Mac has a magic
way to store filenames (though currently this checkin doesn't
support it!); `FontSpec' is there so that all the auxiliary stuff
such as font height and charset and so on which is needed under
Windows but not Unix can be kept where it belongs, and so that I can
have a hope in hell of dealing with a font chooser in the forthcoming
cross-platform config box code, and best of all it gets the horrid
font height wart out of settings.c and into the Windows code where
it should be.
The Mac part of this checkin is a bunch of random guesses which will
probably not quite compile, but which look roughly right to me.
Sorry if I screwed it up, Ben :-)

[originally from svn r2765]
2003-02-01 12:54:40 +00:00
Simon Tatham
2877af56bb Of course, that cleanup I did earlier in which I rationalised all
the various `yes/no/maybe' enums into one common one missed a vital
point: all those enums mapped on to integers in different ways,
which affected the format of stored settings. Arrgh. So now
settings.c contains yet more painful warts and I'm _really_ starting
to think it's about time we designed a new set of human-usable
config keywords and retired this lot to the status of Unpleasant
Backwards-Compatibility Relic.

[originally from svn r2735]
2003-01-27 23:18:16 +00:00
Simon Tatham
6aa4211f6e Remove all `enum'-typed variables from the Config structure.
Everything in there which is integral is now an actual int, which
means my forthcoming revamp of the config box will be able to work
with `int *' pointers without fear of doom.

[originally from svn r2733]
2003-01-27 18:02:24 +00:00
Simon Tatham
dbee2d886f Next instalment of the Great Incompatible Defaults Change: `avoid
ever using icon title' now defaults to On, because in general it
seems to cause more problems than it solves.

[originally from svn r2679]
2003-01-22 20:22:39 +00:00
Ben Harris
99c1029649 Support for saving sessions on the Mac. This is slightly useful even in the
absence of a config dialogue, since it allows me to get Default Settings out.

[originally from svn r2646]
2003-01-18 20:09:21 +00:00
Simon Tatham
f6cc852c5d Miscellaneous fixes to finish up `remove-statics'. rlogin.c had a
holdout static I hadn't noticed; unicode.c had one too; and a large
number of statics that were perfectly OK due to being constants have
been made `const', with assorted `const' repercussions all over the
place. I now declare `remove-statics' to be fixed.

[originally from svn r2594]
2003-01-14 18:43:45 +00:00
Simon Tatham
fee1624c69 Support for XDM-AUTHORIZATION-1 at the SSH server end, making use of
the remote IP/port data provided by the server for forwarded
connections. Disabled by default, since it's incompatible with SSH2,
probably incompatible with some X clients, and tickles a bug in
at least one version of OpenSSH.

[originally from svn r2554]
2003-01-12 14:11:38 +00:00
Simon Tatham
4d86f5979d I'm sick of all those #ifdefs in settings.c, and in any case plink
and pterm need at least one default setting to be _different_ (pterm
needs the default term type to be `xterm', while plink needs it to
be taken from $TERM). So here's a completely new alternative
mechanism for platform- and app-specific default settings. Ben will
probably want to check the integrity of the Mac port, since I've
fiddled with it without testing that it still compiles.

[originally from svn r2513]
2003-01-09 18:06:29 +00:00
Simon Tatham
a298b2fe4b A couple of X forwarding fixes for Unix Plink. Firstly, under Unix
the default X display should be whatever comes out of $DISPLAY,
rather than Windows's hardwired `localhost:0'. Secondly, this may
give rise to a display name without a hostname (`:0' or similar),
which we now need to be able to deal with. Of course, we still don't
_properly_ support X forwarding in Unix Plink, since we still can't
authenticate with the local display.

[originally from svn r2420]
2003-01-02 10:45:56 +00:00
Ben Harris
71d699c28c Add an "open" command to the "file" (now "session") menu on the Mac to
open an existing saved session.  This has entailed adding an extra hook to
settings.c to allow for loading settings other than by name.

[originally from svn r2387]
2002-12-30 18:21:17 +00:00
Simon Tatham
a564ad3140 Support for doing DNS at the proxy end. I've invented a new type of
SockAddr, which just contains an unresolved hostname and is created
by a stub function in *net.c. It's an error to pass this to most of
the real-meat functions in *net.c; these fake addresses should have
been dealt with by the time they get down that far. proxy.c now
contains name_lookup(), a wrapper on sk_namelookup() which decides
whether or not to do real DNS, and the individual proxy
implementations each deal sensibly with being handed an unresolved
address and avoid ever passing one down to *net.c.

[originally from svn r2353]
2002-12-18 16:23:11 +00:00
Simon Tatham
8304f4e0dc Stop proxying connections to localhost by default; should fix
`x11-proxy-crash'.

[originally from svn r2348]
2002-12-18 12:18:54 +00:00
Ben Harris
f520d663c9 Make the default font on Mac OS be Monaco 9 rather than Monaco 10, since the
former is available as a bitmap.

[originally from svn r2258]
2002-11-25 23:34:59 +00:00
Ben Harris
c4eebb49a9 Tentative merge of ben-mac-port (only dead for three years!) into the trunk.
This doesn't include any mkfiles.pl glue, and is missing one or two other
fixes.  The terminal emulator is kind of working, though, as, I believe, is
the store module.  Everything else is yet to be done.

[originally from svn r2226]
2002-11-19 02:13:46 +00:00