sys/net/if_spppsubr.c

95  * being one of "lcp", "ipcp", "cisco", "chap", "pap", etc.
395 static const struct cp lcp = {
396 	PPP_LCP, IDX_LCP, CP_LCP, "lcp",
448 	&lcp,			/* IDX_LCP */
581 			sppp_cp_input(&lcp, sp, m);
836 		lcp.Open(sp);
1256 				lcp.Close(sp);
1267 				lcp.Close(sp);
1271 				lcp.Open(sp);
1288 		if (ifr->ifr_mtu < 128 || ifr->ifr_mtu > sp->lcp.their_mru)
1295 		if (*(short*)data < 128 || *(short*)data > sp->lcp.their_mru)
1568 			sp->rst_counter[cp->protoidx] = sp->lcp.max_configure;
1610 			sp->rst_counter[cp->protoidx] = sp->lcp.max_configure;
1621 			sp->rst_counter[cp->protoidx] = sp->lcp.max_configure;
1658 			sp->rst_counter[cp->protoidx] = sp->lcp.max_configure;
1847 				log(-1, SPP_FMT "lcp echo req but lcp closed\n",
1854 				log(-1, SPP_FMT "invalid lcp echo request "
1859 		if ((sp->lcp.opts & (1 << LCP_OPT_MAGIC)) &&
1860 		    ntohl (*(long*)(h+1)) == sp->lcp.magic) {
1869 			lcp.Down(sp);
1870 			lcp.Up(sp);
1873 		*(long*)(h+1) = htonl (sp->lcp.magic);
1875 			log(-1, SPP_FMT "got lcp echo req, sending echo rep\n",
1882 		if (h->ident != sp->lcp.echoid) {
1888 				log(-1, SPP_FMT "lcp invalid echo reply "
1894 			log(-1, SPP_FMT "lcp got echo rep\n",
1896 		if (!(sp->lcp.opts & (1 << LCP_OPT_MAGIC)) ||
1897 		    ntohl (*(long*)(h+1)) != sp->lcp.magic)
1932 		sp->rst_counter[cp->protoidx] = sp->lcp.max_configure;
1998 		sp->rst_counter[cp->protoidx] = sp->lcp.max_configure;
2061 		sp->rst_counter[cp->protoidx] = sp->lcp.max_terminate;
2108 			callout_reset(&sp->ch[cp->protoidx], sp->lcp.timeout,
2119 			callout_reset(&sp->ch[cp->protoidx], sp->lcp.timeout,
2151 		callout_reset(&sp->ch[cp->protoidx], sp->lcp.timeout,
2168 	lcp.Up(sp);
2176 	lcp.Down(sp);
2183 	sp->lcp.opts = (1 << LCP_OPT_MAGIC);
2184 	sp->lcp.magic = 0;
2189 	sp->lcp.protos = 0;
2190 	sp->lcp.mru = sp->lcp.their_mru = PP_MTU;
2193 	sp->lcp.timeout = 3 * hz;
2194 	sp->lcp.max_terminate = 2;
2195 	sp->lcp.max_configure = 10;
2196 	sp->lcp.max_failure = 10;
2206 	sp->lcp.opts = (1 << LCP_OPT_MAGIC);
2207 	sp->lcp.magic = 0;
2208 	sp->lcp.protos = 0;
2209 	sp->lcp.mru = sp->lcp.their_mru = PP_MTU;
2214 		sp->lcp.opts |= (1 << LCP_OPT_AUTH_PROTO);
2216 		sp->lcp.opts &= ~(1 << LCP_OPT_AUTH_PROTO);
2232 			lcp.Open(sp);
2238 		lcp.Open(sp);
2241 	sppp_up_event(&lcp, sp);
2249 	sppp_down_event(&lcp, sp);
2270 			lcp.Close(sp);
2278 	sppp_open_event(&lcp, sp);
2284 	sppp_close_event(&lcp, sp);
2290 	sppp_to_event(&lcp, (struct sppp *)cookie);
2315 		log(LOG_DEBUG, SPP_FMT "lcp parse opts: ",
2395 		log(LOG_DEBUG, SPP_FMT "lcp parse opt values: ",
2409 			if (nmagic != sp->lcp.magic) {
2423 			nmagic = ~sp->lcp.magic;
2453 			sp->lcp.their_mru = p[2] * 256 + p[3];
2455 				log(-1, "%lu ", sp->lcp.their_mru);
2495 				lcp.Down(sp);
2496 				lcp.Up(sp);
2499 			   ++sp->fail_counter[IDX_LCP] >= sp->lcp.max_failure) {
2503 				       sp->lcp.max_failure);
2539 		log(LOG_DEBUG, SPP_FMT "lcp rej opts: ",
2550 			sp->lcp.opts &= ~(1 << LCP_OPT_MAGIC);
2551 			sp->lcp.magic = 0;
2559 			sp->lcp.opts &= ~(1 << LCP_OPT_MRU);
2572 				sp->lcp.opts &= ~(1 << LCP_OPT_AUTH_PROTO);
2577 			lcp.Close(sp);
2604 		log(LOG_DEBUG, SPP_FMT "lcp nak opts: ",
2615 			if ((sp->lcp.opts & (1 << LCP_OPT_MAGIC)) &&
2624 				if (magic == ~sp->lcp.magic) {
2627 					sp->lcp.magic = random();
2629 					sp->lcp.magic = magic;
2647 				sp->lcp.mru = mru;
2648 				sp->lcp.opts |= (1 << LCP_OPT_MRU);
2658 			lcp.Close(sp);
2687 	if ((sp->lcp.opts & (1 << LCP_OPT_AUTH_PROTO)) != 0 ||
2726 		if ((sp->lcp.protos & mask) && ((cps[i])->flags & CP_LCP) == 0)
2758 		if ((sp->lcp.protos & mask) && ((cps[i])->flags & CP_LCP) == 0) {
2806 	if (sp->lcp.opts & (1 << LCP_OPT_MAGIC)) {
2807 		if (! sp->lcp.magic)
2808 			sp->lcp.magic = random();
2811 		opt[i++] = sp->lcp.magic >> 24;
2812 		opt[i++] = sp->lcp.magic >> 16;
2813 		opt[i++] = sp->lcp.magic >> 8;
2814 		opt[i++] = sp->lcp.magic;
2817 	if (sp->lcp.opts & (1 << LCP_OPT_MRU)) {
2820 		opt[i++] = sp->lcp.mru >> 8;
2821 		opt[i++] = sp->lcp.mru;
2824 	if (sp->lcp.opts & (1 << LCP_OPT_AUTH_PROTO)) {
2847 		if ((sp->lcp.protos & mask) && (cps[i])->flags & CP_NCP)
2867 	lcp.Close(sp);
3317 	sp->lcp.protos |= (1 << IDX_IPCP);
3324 	sp->lcp.protos &= ~(1 << IDX_IPCP);
3833 	sp->lcp.protos |= (1 << IDX_IPV6CP);
3842 	sp->lcp.protos &= ~(1 << IDX_IPV6CP);
4109 		    (sp->lcp.opts & (1 << LCP_OPT_AUTH_PROTO)) &&
4110 		    (sp->lcp.protos & (1 << IDX_CHAP)) == 0) {
4262 	    (sp->lcp.opts & (1 << LCP_OPT_AUTH_PROTO)) != 0) {
4265 		sp->rst_counter[IDX_CHAP] = sp->lcp.max_configure;
4306 			sp->rst_counter[IDX_CHAP] = sp->lcp.max_configure;
4326 	sp->rst_counter[IDX_CHAP] = sp->lcp.max_configure;
4357 	sp->lcp.protos |= (1 << IDX_CHAP);
4388 	sp->lcp.protos &= ~(1 << IDX_CHAP);
4390 	lcp.Close(sp);
4530 		    (sp->lcp.opts & (1 << LCP_OPT_AUTH_PROTO)) &&
4531 		    (sp->lcp.protos & (1 << IDX_PAP)) == 0) {
4594 	    (sp->lcp.opts & (1 << LCP_OPT_AUTH_PROTO)) != 0) {
4596 		sp->rst_counter[IDX_PAP] = sp->lcp.max_configure;
4602 		callout_reset(&sp->pap_my_to_ch, sp->lcp.timeout,
4680 	sp->rst_counter[IDX_PAP] = sp->lcp.max_configure;
4689 	sp->lcp.protos |= (1 << IDX_PAP);
4715 	sp->lcp.protos &= ~(1 << IDX_PAP);
4717 	lcp.Close(sp);
4867 			lcp.Down(sp);
4869 			lcp.Up(sp);
4878 		long nmagic = htonl (sp->lcp.magic);
4879 		sp->lcp.echoid = ++sp->pp_seq[IDX_LCP];
4881 			sp->lcp.echoid, 4, &nmagic);
5160 		spr->defs.lcp = sp->lcp;
5175 		spr->defs.lcp.timeout = sp->lcp.timeout * 1000 / hz;
5247 		if (spr->defs.lcp.timeout != 0)
5248 			sp->lcp.timeout = spr->defs.lcp.timeout * hz / 1000;
5294 		if ((sp->lcp.protos & mask) && ((cps[i])->flags & CP_NCP))
5359 	snprintf (buf, sizeof(buf), "lcp/0x%x", opt);
5428 	case PPP_LCP:	return "lcp";