TError TNlCgFilter::Remove(const TNlLink &link) { TError error = TError::Success(); struct rtnl_cls *cls; int ret; cls = rtnl_cls_alloc(); if (!cls) return TError(EError::Unknown, std::string("Unable to allocate filter object")); rtnl_tc_set_ifindex(TC_CAST(cls), link.GetIndex()); ret = rtnl_tc_set_kind(TC_CAST(cls), FilterType); if (ret < 0) { error = TError(EError::Unknown, std::string("Unable to set filter type: ") + nl_geterror(ret)); goto free_cls; } rtnl_cls_set_prio(cls, FilterPrio); rtnl_cls_set_protocol(cls, 0); rtnl_tc_set_parent(TC_CAST(cls), Parent); link.Dump("remove", cls); ret = rtnl_cls_delete(link.GetSock(), cls, 0); if (ret < 0) error = TError(EError::Unknown, std::string("Unable to remove filter: ") + nl_geterror(ret)); free_cls: rtnl_cls_put(cls); return error; }
static void delete_cb(struct nl_object *obj, void *arg) { struct rtnl_cls *cls = nl_object_priv(obj); struct nl_dump_params params = { .dp_type = NL_DUMP_LINE, .dp_fd = stdout, }; int err; if (interactive && !nl_cli_confirm(obj, ¶ms, default_yes)) return; if ((err = rtnl_cls_delete(sock, cls, 0)) < 0) nl_cli_fatal(err, "Unable to delete classifier: %s\n", nl_geterror(err)); if (!quiet) { printf("Deleted "); nl_object_dump(obj, ¶ms); } deleted++; }