int SSH2Channel::requestX11Forwarding(ExceptionSink *xsink, int screen_number, bool single_connection, const char *auth_proto, const char *auth_cookie, int timeout_ms) {
AutoLocker al(parent->m);
if (check_open(xsink))
return -1;
BlockingHelper bh(parent);
//printd(5, "SSH2Channel::requestX11Forwarding() screen_no=%d, single=%s, ap=%s, ac=%s\n", screen_number, single_connection ? "true" : "false", auth_proto ? auth_proto : "n/a", auth_cookie ? auth_cookie : "n/a");
int rc;
while (true) {
rc = libssh2_channel_x11_req_ex(channel, (int)single_connection, auth_proto, auth_cookie, screen_number);
if (rc == LIBSSH2_ERROR_EAGAIN) {
if ((rc = parent->waitSocketUnlocked(xsink, SSH2CHANNEL_TIMEOUT, "SSH2CHANNEL-REQUESTX11FORWARDING-ERROR", "SSH2Channel::requestX11Forwarding", timeout_ms)))
break;
continue;
}
if (rc < 0)
parent->doSessionErrUnlocked(xsink);
break;
}
return rc;
}
static PyObject *
channel_x11_req(SSH2_ChannelObj *self, PyObject *args, PyObject *kwds)
{
int screen_number;
int single_connection = 0;
int ret;
char *auth_proto = NULL;
char *auth_cookie = NULL;
static char *kwlist[] = {"screen_number", "single_connection", "auth_proto", "auth_cookie", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i|iss", kwlist,
&screen_number, &single_connection,
&auth_proto, &auth_cookie))
return NULL;
Py_BEGIN_ALLOW_THREADS
ret = libssh2_channel_x11_req_ex(self->channel, single_connection, auth_proto, auth_cookie, screen_number);
Py_END_ALLOW_THREADS
CHECK_RETURN_CODE(ret, self->session)
Py_RETURN_NONE;
}