73 static err_t pppol2tp_write(ppp_pcb *ppp, void *ctx, struct pbuf *p);
74 static err_t pppol2tp_netif_output(ppp_pcb *ppp, void *ctx, struct pbuf *p, u_short protocol);
75 static err_t pppol2tp_destroy(ppp_pcb *ppp, void *ctx);    /* Destroy a L2TP control block */
76 static void pppol2tp_connect(ppp_pcb *ppp, void *ctx);    /* Be a LAC, connect to a LNS. */
77 static void pppol2tp_disconnect(ppp_pcb *ppp, void *ctx);  /* Disconnect */
113   ppp_pcb *ppp;  in pppol2tp_create()  local
136   ppp = ppp_new(pppif, &pppol2tp_callbacks, l2tp, link_status_cb, ctx_cb);  in pppol2tp_create()
137   if (ppp == NULL) {  in pppol2tp_create()
143   l2tp->ppp = ppp;  in pppol2tp_create()
153   return ppp;  in pppol2tp_create()
165 static err_t pppol2tp_write(ppp_pcb *ppp, void *ctx, struct pbuf *p) {  in pppol2tp_write()  argument
172   LWIP_UNUSED_ARG(ppp);  in pppol2tp_write()
179     MIB2_STATS_NETIF_INC(ppp->netif, ifoutdiscards);  in pppol2tp_write()
193     MIB2_STATS_NETIF_INC(ppp->netif, ifoutdiscards);  in pppol2tp_write()
197   MIB2_STATS_NETIF_ADD(ppp->netif, ifoutoctets, (u16_t)tot_len);  in pppol2tp_write()
198   MIB2_STATS_NETIF_INC(ppp->netif, ifoutucastpkts);  in pppol2tp_write()
204 static err_t pppol2tp_netif_output(ppp_pcb *ppp, void *ctx, struct pbuf *p, u_short protocol) {  in pppol2tp_netif_output()  argument
212   LWIP_UNUSED_ARG(ppp);  in pppol2tp_netif_output()
220     MIB2_STATS_NETIF_INC(ppp->netif, ifoutdiscards);  in pppol2tp_netif_output()
236     MIB2_STATS_NETIF_INC(ppp->netif, ifoutdiscards);  in pppol2tp_netif_output()
240   MIB2_STATS_NETIF_ADD(ppp->netif, ifoutoctets, tot_len);  in pppol2tp_netif_output()
241   MIB2_STATS_NETIF_INC(ppp->netif, ifoutucastpkts);  in pppol2tp_netif_output()
247 static err_t pppol2tp_destroy(ppp_pcb *ppp, void *ctx) {  in pppol2tp_destroy()  argument
249   LWIP_UNUSED_ARG(ppp);  in pppol2tp_destroy()
258 static void pppol2tp_connect(ppp_pcb *ppp, void *ctx) {  in pppol2tp_connect()  argument
278   lcp_wo = &ppp->lcp_wantoptions;  in pppol2tp_connect()
286   lcp_ao = &ppp->lcp_allowoptions;  in pppol2tp_connect()
293   ipcp_wo = &ppp->ipcp_wantoptions;  in pppol2tp_connect()
297   ipcp_ao = &ppp->ipcp_allowoptions;  in pppol2tp_connect()
332 static void pppol2tp_disconnect(ppp_pcb *ppp, void *ctx) {  in pppol2tp_disconnect()  argument
341   ppp_link_end(ppp); /* notify upper layers */  in pppol2tp_disconnect()
476   ppp_input(l2tp->ppp, p);  in pppol2tp_input()
522     ppp_start(l2tp->ppp); /* notify upper layers */  in pppol2tp_dispatch_control_packet()
745       if (!l2tp->ppp->settings.persist && l2tp->sccrq_retried >= PPPOL2TP_MAXSCCRQ) {  in pppol2tp_timeout()
807   ppp_link_failed(l2tp->ppp); /* notify upper layers */  in pppol2tp_abort_connect()