sys/netgraph/ng_l2tp.c

53 #include <sys/conf.h>
108 	struct ng_l2tp_sess_config	conf;	/* hook/session config */
154 	struct ng_l2tp_config	conf;		/* node configuration */
177 			const struct ng_l2tp_seq_config *conf);
179 			const struct ng_l2tp_config *conf);
369 	priv->conf.peer_win = 1;
370 	priv->conf.rexmit_max = L2TP_MAX_REXMIT;
371 	priv->conf.rexmit_max_to = L2TP_MAX_REXMIT_TO;
430 		hpriv->conf.session_id = session_id;
431 		hpriv->conf.control_dseq = L2TP_CONTROL_DSEQ;
432 		hpriv->conf.enable_dseq = L2TP_ENABLE_DSEQ;
435 		hash = SESSHASH(hpriv->conf.session_id);
460 			struct ng_l2tp_config *const conf =
464 			if (msg->header.arglen != sizeof(*conf)) {
468 			conf->enabled = !!conf->enabled;
469 			conf->match_id = !!conf->match_id;
470 			if (priv->conf.enabled
471 			    && ((priv->conf.tunnel_id != 0
472 			       && conf->tunnel_id != priv->conf.tunnel_id)
473 			      || ((priv->conf.peer_id != 0
474 			       && conf->peer_id != priv->conf.peer_id)))) {
483 			if ((error = ng_l2tp_seq_adjust(priv, conf)) != 0)
487 			priv->conf = *conf;
492 			struct ng_l2tp_config *conf;
494 			NG_MKRESPONSE(resp, msg, sizeof(*conf), M_NOWAIT);
499 			conf = (struct ng_l2tp_config *)resp->data;
500 			*conf = priv->conf;
505 			struct ng_l2tp_sess_config *const conf =
510 			if (msg->header.arglen != sizeof(*conf)) {
516 			hpriv = ng_l2tp_find_session(priv, conf->session_id);
523 			hpriv->conf = *conf;
528 			struct ng_l2tp_sess_config *conf;
547 			NG_MKRESPONSE(resp, msg, sizeof(hpriv->conf), M_NOWAIT);
552 			conf = (struct ng_l2tp_sess_config *)resp->data;
553 			*conf = hpriv->conf;
611 			struct ng_l2tp_seq_config *const conf =
615 			if (msg->header.arglen != sizeof(*conf)) {
619 			conf->ns = htons(conf->ns);
620 			conf->nr = htons(conf->nr);
621 			conf->rack = htons(conf->rack);
622 			conf->xack = htons(conf->xack);
625 			error = ng_l2tp_seq_set(priv, conf);
713 		if (hpriv->conf.session_id == sid)
729 		hpriv->conf.control_dseq = 0;
730 		hpriv->conf.enable_dseq = 0;
764 	if (!priv->conf.enabled) {
843 	if (tid != priv->conf.tunnel_id &&
844 	    (priv->conf.match_id || tid != 0)) {
975 	if (!hpriv->conf.control_dseq)
976 		hpriv->conf.enable_dseq = ((hdr & L2TP_HDR_SEQ) != 0);
980 		if (hpriv->conf.enable_dseq
1023 	if (!priv->conf.enabled) {
1105 	if (!priv->conf.enabled) {
1123 	    + (2 * (hpriv->conf.include_length != 0))
1124 	    + (4 * (hpriv->conf.enable_dseq != 0)),
1133 	if (hpriv->conf.include_length) {
1138 	p[i++] = priv->conf.peer_id >> 8;
1139 	p[i++] = priv->conf.peer_id & 0xff;
1140 	p[i++] = hpriv->conf.peer_id >> 8;
1141 	p[i++] = hpriv->conf.peer_id & 0xff;
1142 	if (hpriv->conf.enable_dseq) {
1196 	KASSERT(priv->conf.peer_win >= 1,
1200 	seq->wmax = priv->conf.peer_win;
1214 ng_l2tp_seq_set(priv_p priv, const struct ng_l2tp_seq_config *conf)
1219 	if (priv->conf.enabled)
1223 	if (conf->xack != conf->nr || conf->ns != conf->rack)
1227 	seq->ns = conf->ns;
1228 	seq->nr = conf->nr;
1229 	seq->rack = conf->rack;
1230 	seq->xack = conf->xack;
1239 ng_l2tp_seq_adjust(priv_p priv, const struct ng_l2tp_config *conf)
1245 	if (!conf->enabled) {
1251 	new_wmax = conf->peer_win;
1468 	if (seq->rexmits++ >= priv->conf.rexmit_max)
1473 	if (delay > priv->conf.rexmit_max_to)
1474 		delay = priv->conf.rexmit_max_to;
1555 	p[4] = priv->conf.peer_id >> 8;
1556 	p[5] = priv->conf.peer_id & 0xff;