143 static int sppp_lcp_conf_parse_options (struct sppp *sp, struct lcp_header *h,
207 	struct ppp_header *h;  in sppp_input()  local
230 	h = (struct ppp_header *)skb->data;  in sppp_input()
233 	switch (h->address) {  in sppp_input()
238 				h->address, h->control, ntohs (h->protocol));  in sppp_input()
241 		if (h->control != PPP_UI)  in sppp_input()
247 					h->address, h->control, ntohs (h->protocol));  in sppp_input()
250 		switch (ntohs (h->protocol)) {  in sppp_input()
255 					&h->protocol);  in sppp_input()
259 					h->address, h->control, ntohs (h->protocol));  in sppp_input()
300 					h->address, h->control, ntohs (h->protocol));  in sppp_input()
303 		switch (ntohs (h->protocol)) {  in sppp_input()
338 	struct ppp_header *h;  in sppp_hard_header()  local
340 	h=(struct ppp_header *)skb->data;  in sppp_hard_header()
343 		h->address = CISCO_UNICAST;  in sppp_hard_header()
344 		h->control = 0;  in sppp_hard_header()
348 		h->address = PPP_ALLSTATIONS;  in sppp_hard_header()
349 		h->control = PPP_UI;  in sppp_hard_header()
353 		h->protocol = htons(type);  in sppp_hard_header()
358 			h->protocol = htons(PPP_IP);  in sppp_hard_header()
361 			h->protocol = htons(PPP_IPX);  in sppp_hard_header()
434 	struct lcp_header *h;  in sppp_lcp_input()  local
446 	h = (struct lcp_header *)skb->data;  in sppp_lcp_input()
460 			sppp_lcp_type_name (h->type), h->ident, ntohs (h->len));  in sppp_lcp_input()
462 			sppp_print_bytes ((u8*) (h+1), len-4);  in sppp_lcp_input()
465 	if (len > ntohs (h->len))  in sppp_lcp_input()
466 		len = ntohs (h->len);  in sppp_lcp_input()
467 	switch (h->type) {  in sppp_lcp_input()
471 			skb->len, h);  in sppp_lcp_input()
480 		if (len>4 && !sppp_lcp_conf_parse_options (sp, h, len, &rmagic))  in sppp_lcp_input()
505 				h->ident, sizeof (opt), &opt);  in sppp_lcp_input()
523 					h->ident, len-4, h+1);  in sppp_lcp_input()
542 					h->ident, len-4, h+1);  in sppp_lcp_input()
548 		if (h->ident != sp->lcp.confid)  in sppp_lcp_input()
569 		if (h->ident != sp->lcp.confid)  in sppp_lcp_input()
571 		p = (u8*) (h+1);  in sppp_lcp_input()
596 		if (h->ident != sp->lcp.confid)  in sppp_lcp_input()
610 		sppp_cp_send (sp, PPP_LCP, LCP_TERM_ACK, h->ident, 0, 0);  in sppp_lcp_input()
634 		if (ntohl (*(long*)(h+1)) == sp->lcp.magic) {  in sppp_lcp_input()
647 		*(long*)(h+1) = htonl (sp->lcp.magic);  in sppp_lcp_input()
648 		sppp_cp_send (sp, PPP_LCP, LCP_ECHO_REPLY, h->ident, len-4, h+1);  in sppp_lcp_input()
651 		if (h->ident != sp->lcp.echoid)  in sppp_lcp_input()
659 		if (ntohl (*(long*)(h+1)) != sp->lcp.magic)  in sppp_lcp_input()
671 	struct cisco_packet *h;  in sppp_cisco_input()  local
680 	h = (struct cisco_packet *)skb->data;  in sppp_cisco_input()
685 			ntohl (h->type), h->par1, h->par2, h->rel,  in sppp_cisco_input()
686 			h->time0, h->time1);  in sppp_cisco_input()
687 	switch (ntohl (h->type)) {  in sppp_cisco_input()
691 				dev->name,  ntohl (h->type));  in sppp_cisco_input()
698 		sp->pp_rseq = ntohl (h->par1);  in sppp_cisco_input()
762 	struct ppp_header *h;  in sppp_cp_send()  local
774 	h = (struct ppp_header *)skb_put(skb, sizeof(struct ppp_header));  in sppp_cp_send()
775 	h->address = PPP_ALLSTATIONS;        /* broadcast address */  in sppp_cp_send()
776 	h->control = PPP_UI;                 /* Unnumbered Info */  in sppp_cp_send()
777 	h->protocol = htons (proto);         /* Link Control Protocol */  in sppp_cp_send()
811 	struct ppp_header *h;  in sppp_cisco_send()  local
824 	h = (struct ppp_header *)skb_put (skb, sizeof(struct ppp_header));  in sppp_cisco_send()
825 	h->address = CISCO_MULTICAST;  in sppp_cisco_send()
826 	h->control = 0;  in sppp_cisco_send()
827 	h->protocol = htons (CISCO_KEEPALIVE);  in sppp_cisco_send()
1106 sppp_lcp_conf_parse_options (struct sppp *sp, struct lcp_header *h,  in sppp_lcp_conf_parse_options()  argument
1117 	p = (void*) (h+1);  in sppp_lcp_conf_parse_options()
1147 		sppp_cp_send (sp, PPP_LCP, LCP_CONF_REJ, h->ident, rlen, buf);  in sppp_lcp_conf_parse_options()
1154 	struct lcp_header *h;  in sppp_ipcp_input()  local
1165 	h = (struct lcp_header *)skb->data;  in sppp_ipcp_input()
1170 			sppp_ipcp_type_name (h->type), h->ident, ntohs (h->len));  in sppp_ipcp_input()
1172 			sppp_print_bytes ((u8*) (h+1), len-4);  in sppp_ipcp_input()
1175 	if (len > ntohs (h->len))  in sppp_ipcp_input()
1176 		len = ntohs (h->len);  in sppp_ipcp_input()
1177 	switch (h->type) {  in sppp_ipcp_input()
1180 		sppp_cp_send (sp, PPP_IPCP, IPCP_CODE_REJ, ++sp->pp_seq, len, h);  in sppp_ipcp_input()
1190 			sppp_cp_send (sp, PPP_IPCP, LCP_CONF_REJ, h->ident,  in sppp_ipcp_input()
1191 				len-4, h+1);  in sppp_ipcp_input()
1204 			sppp_cp_send (sp, PPP_IPCP, IPCP_CONF_ACK, h->ident,  in sppp_ipcp_input()
1214 		if (h->ident != sp->ipcp.confid)  in sppp_ipcp_input()
1229 		if (h->ident != sp->ipcp.confid)  in sppp_ipcp_input()
1240 		sppp_cp_send (sp, PPP_IPCP, IPCP_TERM_ACK, h->ident, 0, 0);  in sppp_ipcp_input()