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Disable some mid-session configs for downstreams.

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Compression, encryption, and key exchange settings are all meaningless
to reconfigure in connection-sharing downstreams.
This commit is contained in:
Jacob Nevins 2014-11-09 00:10:46 +00:00
parent cda67c7c44
commit f662ff790c
2 changed files with 16 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
config.c
View File

@ -2136,7 +2136,8 @@ void setup_config_box(struct controlbox *b, int midsession,
ctrl_settitle(b, "Connection/SSH",
"Options controlling SSH connections");
if (midsession && protcfginfo == 1) {
/* SSH-1 or connection-sharing downstream */
if (midsession && (protcfginfo == 1 || protcfginfo == -1)) {
s = ctrl_getset(b, "Connection/SSH", "disclaimer", NULL);
ctrl_text(s, "Nothing on this panel may be reconfigured in mid-"
"session; it is only here so that sub-panels of it can "
@ -2158,7 +2159,7 @@ void setup_config_box(struct controlbox *b, int midsession,
I(CONF_ssh_no_shell));
}
if (!midsession || protcfginfo != 1) {
if (!midsession || !(protcfginfo == 1 || protcfginfo == -1)) {
s = ctrl_getset(b, "Connection/SSH", "protocol", "Protocol options");
ctrl_checkbox(s, "Enable compression", 'e',
@ -2203,9 +2204,10 @@ void setup_config_box(struct controlbox *b, int midsession,
/*
* The Connection/SSH/Kex panel. (Owing to repeat key
* exchange, much of this is meaningful in mid-session _if_
* we're using SSH-2 or haven't decided yet.)
* we're using SSH-2 and are not a connection-sharing
* downstream, or haven't decided yet.)
*/
if (protcfginfo != 1) {
if (protcfginfo != 1 && protcfginfo != -1) {
ctrl_settitle(b, "Connection/SSH/Kex",
"Options controlling SSH key exchange");
@ -2276,7 +2278,7 @@ void setup_config_box(struct controlbox *b, int midsession,
ctrl_columns(s, 1, 100);
}
if (!midsession || protcfginfo != 1) {
if (!midsession || !(protcfginfo == 1 || protcfginfo == -1)) {
/*
* The Connection/SSH/Cipher panel.
*/

12
ssh.c
View File

@ -11241,13 +11241,19 @@ static int ssh_return_exitcode(void *handle)
}
/*
* cfg_info for SSH is the currently running version of the
* protocol. (1 for 1; 2 for 2; 0 for not-decided-yet.)
* cfg_info for SSH is the protocol running in this session.
* (1 or 2 for the full SSH-1 or SSH-2 protocol; -1 for the bare
* SSH-2 connection protocol, i.e. a downstream; 0 for not-decided-yet.)
*/
static int ssh_cfg_info(void *handle)
{
Ssh ssh = (Ssh) handle;
return ssh->version;
if (ssh->version == 0)
return 0; /* don't know yet */
else if (ssh->bare_connection)
return -1;
else
return ssh->version;
}
/*