sys/netgraph/ng_l2tp.c

51 #include <sys/conf.h>
109 	struct ng_l2tp_sess_config	conf;	/* hook/session config */
155 	struct ng_l2tp_config	conf;		/* node configuration */
178 			const struct ng_l2tp_seq_config *conf);
180 			const struct ng_l2tp_config *conf);
374 	priv->conf.peer_win = 1;
375 	priv->conf.rexmit_max = L2TP_MAX_REXMIT;
376 	priv->conf.rexmit_max_to = L2TP_MAX_REXMIT_TO;
435 		hpriv->conf.session_id = session_id;
436 		hpriv->conf.control_dseq = L2TP_CONTROL_DSEQ;
437 		hpriv->conf.enable_dseq = L2TP_ENABLE_DSEQ;
440 		hash = SESSHASH(hpriv->conf.session_id);
465 			struct ng_l2tp_config *const conf =
469 			if (msg->header.arglen != sizeof(*conf)) {
473 			conf->enabled = !!conf->enabled;
474 			conf->match_id = !!conf->match_id;
475 			if (priv->conf.enabled
476 			    && ((priv->conf.tunnel_id != 0
477 			       && conf->tunnel_id != priv->conf.tunnel_id)
478 			      || ((priv->conf.peer_id != 0
479 			       && conf->peer_id != priv->conf.peer_id)))) {
488 			if ((error = ng_l2tp_seq_adjust(priv, conf)) != 0)
492 			priv->conf = *conf;
497 			struct ng_l2tp_config *conf;
499 			NG_MKRESPONSE(resp, msg, sizeof(*conf), M_NOWAIT);
504 			conf = (struct ng_l2tp_config *)resp->data;
505 			*conf = priv->conf;
510 			struct ng_l2tp_sess_config *const conf =
515 			if (msg->header.arglen != sizeof(*conf)) {
521 			hpriv = ng_l2tp_find_session(priv, conf->session_id);
528 			hpriv->conf = *conf;
533 			struct ng_l2tp_sess_config *conf;
552 			NG_MKRESPONSE(resp, msg, sizeof(hpriv->conf), M_NOWAIT);
557 			conf = (struct ng_l2tp_sess_config *)resp->data;
558 			*conf = hpriv->conf;
616 			struct ng_l2tp_seq_config *const conf =
620 			if (msg->header.arglen != sizeof(*conf)) {
624 			conf->ns = htons(conf->ns);
625 			conf->nr = htons(conf->nr);
626 			conf->rack = htons(conf->rack);
627 			conf->xack = htons(conf->xack);
630 			error = ng_l2tp_seq_set(priv, conf);
717 		if (hpriv->conf.session_id == sid)
733 		hpriv->conf.control_dseq = 0;
734 		hpriv->conf.enable_dseq = 0;
765 	if (!priv->conf.enabled) {
844 	if (tid != priv->conf.tunnel_id &&
845 	    (priv->conf.match_id || tid != 0)) {
978 	if (!hpriv->conf.control_dseq)
979 		hpriv->conf.enable_dseq = ((hdr & L2TP_HDR_SEQ) != 0);
983 		if (hpriv->conf.enable_dseq
1021 	if (!priv->conf.enabled) {
1097 	if (!priv->conf.enabled) {
1115 	    + (2 * (hpriv->conf.include_length != 0))
1116 	    + (4 * (hpriv->conf.enable_dseq != 0)),
1125 	if (hpriv->conf.include_length) {
1130 	p[i++] = priv->conf.peer_id >> 8;
1131 	p[i++] = priv->conf.peer_id & 0xff;
1132 	p[i++] = hpriv->conf.peer_id >> 8;
1133 	p[i++] = hpriv->conf.peer_id & 0xff;
1134 	if (hpriv->conf.enable_dseq) {
1186 	KASSERT(priv->conf.peer_win >= 1,
1190 	seq->wmax = priv->conf.peer_win;
1203 ng_l2tp_seq_set(priv_p priv, const struct ng_l2tp_seq_config *conf)
1208 	if (priv->conf.enabled)
1212 	if (conf->xack != conf->nr || conf->ns != conf->rack)
1216 	seq->ns = conf->ns;
1217 	seq->nr = conf->nr;
1218 	seq->rack = conf->rack;
1219 	seq->xack = conf->xack;
1228 ng_l2tp_seq_adjust(priv_p priv, const struct ng_l2tp_config *conf)
1236 	if (!conf->enabled) {
1243 	new_wmax = conf->peer_win;
1451 	if (seq->rexmits++ >= priv->conf.rexmit_max)
1456 	if (delay > priv->conf.rexmit_max_to)
1457 		delay = priv->conf.rexmit_max_to;
1549 	p[4] = priv->conf.peer_id >> 8;
1550 	p[5] = priv->conf.peer_id & 0xff;