net/dccp/feat.c

243 static const char *dccp_feat_oname(const u8 opt)
245 	switch (opt) {
288 #define dccp_feat_print_opt(opt, feat, val, len, mandatory)	do {	      \
289 	dccp_pr_debug("%s(%s, ", dccp_feat_oname(opt), dccp_feat_fname(feat));\
301 #define dccp_feat_print_opt(opt, feat, val, len, mandatory)
638 	u8 opt, type, len, *ptr, nn_in_nbo[DCCP_OPTVAL_MAXLEN];
643 		opt  = dccp_feat_genopt(pos);
664 		dccp_feat_print_opt(opt, pos->feat_num, ptr, len, 0);
666 		if (dccp_insert_fn_opt(skb, opt, pos->feat_num, ptr, len, rpt))
672 		    (opt == DCCPO_CONFIRM_R || opt == DCCPO_CONFIRM_L)) {
1101  * @opt: %DCCPO_CHANGE_L or %DCCPO_CHANGE_R
1107 static u8 dccp_feat_change_recv(struct list_head *fn, u8 is_mandatory, u8 opt,
1111 	const bool local = (opt == DCCPO_CHANGE_R);
1118 	dccp_feat_print_opt(opt, feat, val, len, is_mandatory);
1211  * @is_mandatory: whether @opt was preceded by a Mandatory option
1212  * @opt: %DCCPO_CONFIRM_L or %DCCPO_CONFIRM_R
1218 static u8 dccp_feat_confirm_recv(struct list_head *fn, u8 is_mandatory, u8 opt,
1222 	const bool local = (opt == DCCPO_CONFIRM_R);
1225 	dccp_feat_print_opt(opt, feat, val, len, is_mandatory);
1300  * @mandatory:	whether @opt was preceded by a Mandatory option
1301  * @opt:	%DCCPO_CHANGE_L | %DCCPO_CONFIRM_R (NN only)
1315 static u8 dccp_feat_handle_nn_established(struct sock *sk, u8 mandatory, u8 opt,
1319 	const bool local = (opt == DCCPO_CONFIRM_R);
1324 	dccp_feat_print_opt(opt, feat, val, len, mandatory);
1344 	if (opt == DCCPO_CHANGE_L) {
1356 	} else if (opt == DCCPO_CONFIRM_R) {
1378 		DCCP_WARN("Received illegal option %u\n", opt);
1396  * @mandatory: whether @opt was preceded by a Mandatory option
1397  * @opt: %DCCPO_CHANGE_L | %DCCPO_CHANGE_R | %DCCPO_CONFIRM_L | %DCCPO_CONFIRM_R
1399  * @val: value contents of @opt
1405 			    u8 mandatory, u8 opt, u8 feat, u8 *val, u8 len)
1419 		switch (opt) {
1422 			return dccp_feat_change_recv(fn, mandatory, opt, feat,
1426 			return dccp_feat_confirm_recv(fn, mandatory, opt, feat,
1435 		return dccp_feat_handle_nn_established(sk, mandatory, opt, feat,