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Commit Graph

127 Commits

Author SHA1 Message Date
Simon Tatham
520f716dec Just like under Windows, cleanup_exit() shouldn't need to check
before calling random_save_seed().

[originally from svn r2562]
2003-01-12 14:49:44 +00:00
Simon Tatham
f49c8c5a07 The back ends now contain their own copies of the Config structure,
and have a function to pass in a new one. (Well, actually several
back ends don't actually bother to do this because they need nothing
out of Config after the initial setup phase, but they could if they
wanted to.)

[originally from svn r2561]
2003-01-12 14:48:29 +00:00
Simon Tatham
f35cbdce44 Forgot to match the cmdline changes in the Unix port.
[originally from svn r2558]
2003-01-12 14:37:26 +00:00
Simon Tatham
1b5cb7adf6 Each platform's implementation of askappend() is no longer required
to consult cfg.logxfovr, because it gets done once in logging.c.
askappend() is now called only when a question _really_ needs to be
asked of the user. Also in this checkin, cleanup_exit() in console.c
no longer consults cfg.protocol to decide whether to save the random
seed, because random_save_seed() can make that decision for itself
and do it better.

[originally from svn r2552]
2003-01-12 13:44:35 +00:00
Simon Tatham
fda9983243 Hack around an oddity in X display names and xauth.
[originally from svn r2538]
2003-01-11 09:46:50 +00:00
Simon Tatham
87f9446a26 Support XDM-AUTHORIZATION-1 for connecting to local X servers. If
we're going to be a security program, we can at least make a token
effort to use the most secure local X auth available! And I'm still
half-tempted to see if I can support it for remote X servers too...

[originally from svn r2537]
2003-01-11 09:31:54 +00:00
Simon Tatham
86977efa81 Introduce framework for authenticating with the local X server.
Windows and Mac backends have acquired auth-finding functions which
do nothing; Unix backend has acquired one which actually works, so
Plink can now do X forwarding believably.
(This checkin stretches into some unlikely parts of the code because
there have been one or two knock-on effects involving `const'. Bah.)

[originally from svn r2536]
2003-01-10 18:33:35 +00:00
Simon Tatham
35cd654c75 Unix plink now catches SIGWINCH and propagates local terminal
resizes to the remote end.

[originally from svn r2515]
2003-01-09 18:28:01 +00:00
Simon Tatham
f928707849 Support asynchronous connect() in Unix networking. Now a port
forwarding to a nonexistent host shouldn't hold up the rest of the
program.

[originally from svn r2514]
2003-01-09 18:14:24 +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
b527354246 Ahem. Now pterm actually uses wc_to_mb in a situation where it needs
to pass in a default character, it would help if wc_to_mb actually
_honoured_ the default-character parameter.

[originally from svn r2490]
2003-01-07 13:09:56 +00:00
Simon Tatham
106bf20b35 Work around a weird bug in gdk_draw_text_wc().
[originally from svn r2437]
2003-01-03 17:52:51 +00:00
Simon Tatham
ea5be2db38 Fixes to direct-to-font mode: I'd inadvertently enabled it for any
font whose encoding comes up as CS_NONE - but this is also true for
iso10646-1 fonts, since libcharset doesn't support wide-character
encodings! Hence UTF-8 cut and paste was enabled in ordinary modes,
but disabled in UTF-8 mode, which was a bit embarrassing. Now we
have a dedicated flag variable indicating direct-to-font mode.

[originally from svn r2425]
2003-01-02 16:17:56 +00:00
Simon Tatham
2435c54597 sk_nonamelookup() should ensure the sockaddr it returns has `error'
set to NULL. Otherwise it'll be random uninitialised goop. Not good.

[originally from svn r2416]
2003-01-02 10:07:50 +00:00
Simon Tatham
cab553028a Proper support for using the font's own character encoding. If we
know what that encoding actually is, we can do our best to support
additional charsets (VT100 linedrawing, SCO ACS, UTF-8 mode) using
the available characters; if we don't, we fall back to a mode where
we disable all Unicode cut-and-paste and assume any Unicode
character is undisplayable.

[originally from svn r2413]
2003-01-01 22:25:25 +00:00
Simon Tatham
d97ac46223 Support for double-width (CJK) characters, using the xterm-like
options -fw and -fwb to specify wide and wide-bold fonts.

[originally from svn r2412]
2003-01-01 21:53:22 +00:00
Simon Tatham
ad2bbc52a4 First draft of Unicode support in pterm. It's pretty complete: it
does UTF-8 copy and paste (falling back to normal strings if
necessary), it understands X font encodings and translates things
accordingly so that if you have a Unicode font you can ask for
virtually any single-byte encoding and get it (Mac-Roman pterm,
anyone?), and so on. There's work left to be done (wide fonts for
CJK spring to mind), but I reckon this is a pretty good start.

[originally from svn r2395]
2002-12-31 12:20:34 +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
Simon Tatham
99b870dbc6 Implement `portfwd-loopback-choice'. Works on local side in Unix as
well, though it's a lot less useful since you still can't bind to
low-numbered ports of odd loopback IPs. Should work in principle for
SSH2 remote forwardings as well as local ones, but OpenSSH seems
unwilling to cooperate.

[originally from svn r2344]
2002-12-18 11:39:25 +00:00
Owen Dunn
269557cb64 Avoid potential memory leak.
[originally from svn r2278]
2002-12-04 12:53:42 +00:00
Simon Tatham
06a8f88e58 #include <signal.h>. Compiled fine without it on Debian 3.0, but not
on 2.2. Wonder what changed.

[originally from svn r2277]
2002-12-04 12:40:36 +00:00
Owen Dunn
cd3252bb66 Changed to use strerror()
[originally from svn r2276]
2002-12-04 12:39:32 +00:00
Ben Harris
d60ea36673 Add a Config * argument to ldisc_create(), and use it in place of the global
cfg throughout ldisc.c.  Not tested other than on Mac, but all other ports
just pass &cfg as this argument for now.

[originally from svn r2250]
2002-11-23 20:02:38 +00:00
Ben Harris
8280e645e4 Add a "Config *" argument to term_init(), and use that instead of the global
cfg throughout the terminal emulator.  Not tested in PuTTY and pterm, but they
just pass in &cfg.

[originally from svn r2248]
2002-11-23 19:01:01 +00:00
Simon Tatham
0c110dcd10 Fixes for more robust handling of command-line parse errors.
[originally from svn r2236]
2002-11-20 20:09:02 +00:00
Simon Tatham
57d1921d04 Largely-placeholder man page for Plink, for the sake of not
irritating `make install'. Thanks RJK, again.

[originally from svn r2234]
2002-11-20 19:49:59 +00:00
Ben Harris
a12a78bcb9 Rename CharWidth() to char_width(). The former name clashes with an API
function in Mac OS.

[originally from svn r2205]
2002-11-09 21:46:21 +00:00
Simon Tatham
a1125a8052 Improve robustness in random seed file handling.
[originally from svn r2200]
2002-11-07 20:01:04 +00:00
Simon Tatham
a44ba79e2e Packet-level logging should now work properly in Unix Plink.
[originally from svn r2193]
2002-11-05 13:21:03 +00:00
Simon Tatham
3a084e9333 Fix command-line error handling in pterm. (Hint: wrapping a multi-
statement macro in `do ... while (0)' and putting a `continue'
within it don't go well together. Oops.)

[originally from svn r2192]
2002-11-05 13:20:42 +00:00
Simon Tatham
64e9693c4d Substitute -' (magical hyphen) for \-' (inert minus sign) in the
manpage. Fixes Debian bug #167761.

[originally from svn r2190]
2002-11-05 09:37:31 +00:00
Simon Tatham
82e447c1d0 Improve shadow bold mode: set the default shadow bold offset to +1
not -1 (it turns out _most_ X fonts prefer the former, though
irritatingly my favourite real X font used to prefer the latter
which was why I made the X version of my Font Of Choice do so too),
and also clip to the boundaries of the rectangle we should be
drawing text in. This still doesn't completely prevent display
corruption in the case where text drawn in one sweep is partially
overwritten in a future one, but gnome-terminal has this problem
too, and now we've got the right default SB offset _and_ offer the
opportunity to reconfigure it I think this is pretty good for now.

[originally from svn r2184]
2002-11-02 16:16:35 +00:00
Simon Tatham
d6739ada35 Another signal-handling refinement from RJK: the SIGCHLD handler
should be prepared to reap more than one child per invocation if
necessary, since we do after all have two.

[originally from svn r2183]
2002-11-02 16:05:26 +00:00
Simon Tatham
53eb272766 Improve the noise collection for the internal random pool.
[originally from svn r2182]
2002-11-02 15:23:20 +00:00
Simon Tatham
93e9fadc75 RJK's general signal-handling robustness patch. Should fix the weird
spin behaviour occasionally seen after pterm's child process dies.

[originally from svn r2181]
2002-11-02 14:35:57 +00:00
Simon Tatham
f7d23ae746 Prevent another segfault. Oops.
[originally from svn r2178]
2002-11-01 18:51:22 +00:00
Simon Tatham
c20ffe59a3 Add a .cvsignore for the Unix subdir
[originally from svn r2176]
2002-11-01 13:37:39 +00:00
Simon Tatham
fd3bc934d9 Improve handling of oobinline sockets; Plink in telnet mode now
doesn't hang when you hit ^C, which is nice. I think a better
solution would involve nonblocking sockets; as it stands it's a
little dependent on what may be quirks of the Linux socket layer.

[originally from svn r2175]
2002-11-01 13:36:48 +00:00
Simon Tatham
48147ab3a8 Implement access to the SSH agent. This ought to make agent
forwarding work as well, of course.

[originally from svn r2172]
2002-11-01 12:55:13 +00:00
Simon Tatham
d833765b78 Replace a \r\n with an ordinary \n - this isn't Windows!
[originally from svn r2171]
2002-11-01 12:54:51 +00:00
Simon Tatham
057eabf46d Stop the segfault on failure to resolve a host name.
[originally from svn r2170]
2002-11-01 12:54:22 +00:00
Simon Tatham
9c5fe60bfe Add a \n at the end of an error message - oops.
[originally from svn r2169]
2002-11-01 12:54:03 +00:00
Simon Tatham
317180ed49 First attempt at a Unix port of Plink. Seems to basically work;
doesn't yet use the SSH agent, no way to specify arbitrary config
options, no manpage yet, couple of other fiddly things need doing,
but it makes SSH connections and doesn't fall over horribly so I say
it's a good start. Now to run it under valgrind...

[originally from svn r2165]
2002-10-31 19:49:52 +00:00
Simon Tatham
db71c5006e RJK's `pterm --help' patch. I _must_ find a better alternative to
this init sequence - it surely can't be right that `pterm --help'
with no DISPLAY complains at the lack of DISPLAY rather than giving
a help message!

[originally from svn r2164]
2002-10-30 18:22:37 +00:00
Simon Tatham
52bdffbfe0 More preparatory work: remove the <windows.h> include from lots of
source files in which it's no longer required (it was previously
required in anything that included <putty.h>, but not any more).
Also moved a couple of stray bits of exposed WinSock back into
winnet.c (getservbyname from ssh.c and AF_INET from proxy.c).

[originally from svn r2160]
2002-10-30 17:57:31 +00:00
Simon Tatham
0720fc12ad terminal.c should call the frontend beep() routine even with
mode==BELL_VISUAL, otherwise taskbar flashing won't happen on visual
bells. It's up to the frontend routine to spot BELL_VISUAL and avoid
making any noise.

[originally from svn r2155]
2002-10-28 21:58:07 +00:00
Simon Tatham
ec5a7ee940 CloseOnExit now defaults to COE_ALWAYS for pterm, bringing it back
into line with most other xtermalikes. On Unix, the exit code of a
shell is the last exit code of one of its child processes, even if
it's an interactive shell - so some pterms will close and some will
not for no particularly good reason. Power-detaching a screen
session is especially bad for this.
COE_NORMAL is still useful for specialist purposes (running a single
command in its own pterm), but I don't think it's a sane default,
unfortunately.

[originally from svn r2154]
2002-10-28 17:39:21 +00:00
Simon Tatham
963742fd4e Fix Alt+numberpad in pterm. For a start, there was a bug whereby if
a pterm came up while Alt was down, then releasing it would cause a
^@ to be generated. Also, though, I've decided that Alt plus a
single numberpad key should not generate a low-numbered control
code, because that's too easy to do by mistake and the codes are too
powerful. Anyone who really _wants_ to create a ^C or ^D from the
numberpad can do Alt-03 or Alt-04 easily enough; two-digit codes and
more such as Alt-65 are unaffected.

[originally from svn r2153]
2002-10-28 17:34:45 +00:00
Simon Tatham
9a5939e9cf First bug discovered as a result of global-removal: pasting into
pterm caused a crash because I had the wrong prototype for the
selection_received event handler. Should be fixed.

[originally from svn r2150]
2002-10-28 09:38:28 +00:00