net/dccp/feat.c

281 	dccp_debug("   * %s %s = ", entry->is_local ? "local" : "remote",
306 				const bool is_local, dccp_feat_val const *fval)
335 	rx = (is_local == (dccp_feat_table[idx].rxtx == FEAT_AT_RX));
424  * - each feat_num/is_local combination is unique (old entries are overwritten)
429 						     u8 feat_num, bool is_local)
434 		if (entry->feat_num == feat_num && entry->is_local == is_local)
456 		if (entry->feat_num == feat && entry->is_local == local) {
467 		entry->is_local = local;
490 	new->is_local	     = local;
518 	new->is_local	     = local;
719  * @is_local: whether the local (1) or the remote (0) @feat is meant
724 static int __feat_register_sp(struct list_head *fn, u8 feat, u8 is_local,
740 	if (dccp_feat_push_change(fn, feat, is_local, mandatory, &fval)) {
752  * @is_local: whether the local (1) or remote (0) @feat is meant
756 int dccp_feat_register_sp(struct sock *sk, u8 feat, u8 is_local,
763 	return __feat_register_sp(&dccp_sk(sk)->dccps_featneg, feat, is_local,
842 static const struct ccid_dependency *dccp_feat_ccid_deps(u8 ccid, bool is_local)
847 		 * feature and Send Ack Vector is an RX feature, `is_local'
853 				.is_local	= true,
862 				.is_local	= false,
875 				.is_local	= true,
881 				.is_local	= true,
887 				.is_local	= false,
903 				.is_local	= false,
909 				.is_local	= false,
915 				.is_local	= true,
921 				.is_local	= true,
930 		return ccid2_dependencies[is_local];
932 		return ccid3_dependencies[is_local];
942  * @is_local: whether TX CCID (1) or RX CCID (0) is meant
946 static int dccp_feat_propagate_ccid(struct list_head *fn, u8 id, bool is_local)
948 	const struct ccid_dependency *table = dccp_feat_ccid_deps(id, is_local);
954 						    table[i].is_local,
989 			ccids[entry->is_local] = entry->val.sp.vec[0];
1008 	u8 is_local, ccid;
1010 	for (is_local = 0; is_local <= 1; is_local++) {
1011 		entry = dccp_feat_list_lookup(fn, DCCPF_CCID, is_local);
1018 		if (dccp_feat_propagate_ccid(fn, ccid, is_local))
1535 				  cur->is_local ? "local" : "remote",
1540 		fvals[idx][cur->is_local] = &cur->val;