sprintf(buf, AUTH_REQUEST_MSG "%s sideband", ct->user);
PARA_INFO_LOG("--> %s\n", buf);
ret = write_buffer(ct->scc.fd, buf);
if (ret < 0)
goto out;
ct->status = CL_SENT_AUTH;
sprintf(buf, AUTH_REQUEST_MSG "%s sideband", ct->user);
PARA_INFO_LOG("--> %s\n", buf);
ret = write_buffer(ct->scc.fd, buf);
if (ret < 0)
goto out;
ct->status = CL_SENT_AUTH;