+ /* If call fails, return some sensible minimum value */
+ ret = getsockopt(sc->fd, SOL_DCCP, DCCP_SOCKOPT_GET_CUR_MPS, &mps, &ml);
+ if (ret < 0) {
+ PARA_NOTICE_LOG("can not determine MPS: %s\n", strerror(errno));
+ mps = generic_max_transport_msg_size(sc->fd) - DCCP_MAX_HEADER;
+ }
+ PARA_INFO_LOG("current MPS = %d bytes\n", mps);
+ assert(mps > 0);
+ if (conf.dccp_max_slice_size_arg > 0)
+ mps = PARA_MIN(mps, conf.dccp_max_slice_size_arg);
+ return mps;
+}
+
+static void dccp_send_fec(struct sender_client *sc, char *buf, size_t len)
+{
+ int ret = xwrite(sc->fd, buf, len);
+
+ if (ret < 0)
+ dccp_shutdown_client(sc);
+}
+
+static void dccp_post_select(fd_set *rfds, __a_unused fd_set *wfds)
+{
+ struct sender_client *sc;
+ struct dccp_fec_client *dfc;
+ int tx_ccid;
+
+ sc = accept_sender_client(dss, rfds);
+ if (!sc)