search for: chan_rbuf

Using OpenSSH_8.3p1 I had an open (working) connection to some other box; after a bit of inactivity, some device in the middle seems to have forgotten about the TCP connection (NAT) and broke it. I've got an EscapeChar defined, though; so first I tried to send a BREAK and, when that didn't help (TCP already gone, packets get lost!), I tried (just out of curiosity) a Rekey. Now I can see

..._SET(c->ctl_fd, readset); } /* ARGSUSED */ @@ -981,6 +983,26 @@ channel_pre_x11_open(Channel *c, fd_set } } +static void +channel_pre_mux_client(Channel *c, fd_set *readset, fd_set *writeset) +{ + if (c->istate == CHAN_INPUT_OPEN && + buffer_check_alloc(&c->input, CHAN_RBUF)) + FD_SET(c->rfd, readset); + if (c->istate == CHAN_INPUT_WAIT_DRAIN) { + /* clear buffer immediately - partial packet */ + buffer_clear(&c->input); + chan_ibuf_empty(c); + } + if (c->ostate == CHAN_OUTPUT_OPEN || + c->ostate == CHAN_OUTPUT_WAIT_DRAIN) { + if (buffer_le...

http://bugzilla.mindrot.org/show_bug.cgi?id=1131 ------- Comment #18 from cove at wildpackets.com 2006-03-17 09:06 ------- It could be a bug in cryptlib, but I had the same problem with libssh and the first comment in this bug report is with a 3rd implementation. debug2: load_server_config: filename /usr/local/etc/sshd_config debug2: load_server_config: done config len = 292 debug2: