- struct dccp_fec_client *dfc = client;
-
- dfc->fcp.slices_per_group = 4;
- dfc->fcp.data_slices_per_group = 3;
- dfc->fcp.max_slice_bytes = 1472;
- *fcp = &dfc->fcp;
- return 1;
+ int mps, ret;
+ socklen_t ml = sizeof(mps);
+
+ /* 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;