Mercurial > dropbear
diff cli-chansession.c @ 108:10f4d3319780
- added circular buffering for channels
- added stderr support for the client
- cleaned up a bunch of "unused" warnings, duplicated header definitions
- added exit-status support for the client
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Thu, 26 Aug 2004 13:16:40 +0000 |
parents | d3eb1fa8484e |
children | 2e9d1f29c50f |
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--- a/cli-chansession.c Tue Aug 24 18:12:18 2004 +0000 +++ b/cli-chansession.c Thu Aug 26 13:16:40 2004 +0000 @@ -32,9 +32,11 @@ #include "ssh.h" #include "runopts.h" #include "termcodes.h" +#include "chansession.h" static void cli_closechansess(struct Channel *channel); static int cli_initchansess(struct Channel *channel); +static void cli_chansessreq(struct Channel *channel); static void start_channel_request(struct Channel *channel, unsigned char *type); @@ -42,19 +44,43 @@ static void send_chansess_shell_req(struct Channel *channel); static void cli_tty_setup(); -void cli_tty_cleanup(); const struct ChanType clichansess = { 0, /* sepfds */ "session", /* name */ cli_initchansess, /* inithandler */ NULL, /* checkclosehandler */ - NULL, /* reqhandler */ + cli_chansessreq, /* reqhandler */ cli_closechansess, /* closehandler */ }; +static void cli_chansessreq(struct Channel *channel) { + + unsigned char* type = NULL; + int wantreply; + + TRACE(("enter cli_chansessreq")); + + type = buf_getstring(ses.payload, NULL); + wantreply = buf_getbyte(ses.payload); + + if (strcmp(type, "exit-status") != 0) { + TRACE(("unknown request '%s'", type)); + send_msg_channel_failure(channel); + goto out; + } + + /* We'll just trust what they tell us */ + cli_ses.retval = buf_getint(ses.payload); + TRACE(("got exit-status of '%d'", cli_ses.retval)); + +out: + m_free(type); +} + + /* If the main session goes, we close it up */ -static void cli_closechansess(struct Channel *channel) { +static void cli_closechansess(struct Channel *UNUSED(channel)) { /* This channel hasn't gone yet, so we have > 1 */ if (ses.chancount > 1) { @@ -228,7 +254,7 @@ } -static void sigwinch_handler(int dummy) { +static void sigwinch_handler(int UNUSED(unused)) { cli_ses.winchange = 1; @@ -317,7 +343,7 @@ channel->infd = STDOUT_FILENO; channel->outfd = STDIN_FILENO; channel->errfd = STDERR_FILENO; - channel->extrabuf = buf_new(RECV_MAXWINDOW); + channel->extrabuf = cbuf_new(RECV_MAXWINDOW); if (cli_opts.wantpty) { send_chansess_pty_req(channel);