47 static struct dhcpc_state s;  variable
111   memcpy(optptr, s.serverid, 4);  in add_server_id()
120   memcpy(optptr, s.ipaddr, 4);  in add_req_ipaddr()
147   m->hlen = s.mac_len;  in create_msg()
157   memcpy(m->chaddr, s.mac_addr, s.mac_len);  in create_msg()
158   memset(&m->chaddr[s.mac_len], 0, sizeof(m->chaddr) - s.mac_len);  in create_msg()
207       memcpy(s.netmask, optptr + 2, 4);  in parse_options()
210       memcpy(s.default_router, optptr + 2, 4);  in parse_options()
213       memcpy(s.dnsaddr, optptr + 2, 4);  in parse_options()
219       memcpy(s.serverid, optptr + 2, 4);  in parse_options()
222       memcpy(s.lease_time, optptr + 2, 4);  in parse_options()
240      memcmp(m->chaddr, s.mac_addr, s.mac_len) == 0) {  in parse_msg()
241     memcpy(s.ipaddr, m->yiaddr, 4);  in parse_msg()
250   PT_BEGIN(&s.pt);  in PT_THREAD()
253   s.state = STATE_SENDING;  in PT_THREAD()
254   s.ticks = CLOCK_SECOND;  in PT_THREAD()
258     timer_set(&s.timer, s.ticks);  in PT_THREAD()
259     PT_WAIT_UNTIL(&s.pt, uip_newdata() || timer_expired(&s.timer));  in PT_THREAD()
262       s.state = STATE_OFFER_RECEIVED;  in PT_THREAD()
266     if(s.ticks < CLOCK_SECOND * 60) {  in PT_THREAD()
267       s.ticks *= 2;  in PT_THREAD()
269   } while(s.state != STATE_OFFER_RECEIVED);  in PT_THREAD()
271   s.ticks = CLOCK_SECOND;  in PT_THREAD()
275     timer_set(&s.timer, s.ticks);  in PT_THREAD()
276     PT_WAIT_UNTIL(&s.pt, uip_newdata() || timer_expired(&s.timer));  in PT_THREAD()
279       s.state = STATE_CONFIG_RECEIVED;  in PT_THREAD()
283     if(s.ticks <= CLOCK_SECOND * 10) {  in PT_THREAD()
284       s.ticks += CLOCK_SECOND;  in PT_THREAD()
286       PT_RESTART(&s.pt);  in PT_THREAD()
288   } while(s.state != STATE_CONFIG_RECEIVED);  in PT_THREAD()
292 	 uip_ipaddr1(s.ipaddr), uip_ipaddr2(s.ipaddr),  in PT_THREAD()
293 	 uip_ipaddr3(s.ipaddr), uip_ipaddr4(s.ipaddr));  in PT_THREAD()
295 	 uip_ipaddr1(s.netmask), uip_ipaddr2(s.netmask),  in PT_THREAD()
296 	 uip_ipaddr3(s.netmask), uip_ipaddr4(s.netmask));  in PT_THREAD()
298 	 uip_ipaddr1(s.dnsaddr), uip_ipaddr2(s.dnsaddr),  in PT_THREAD()
299 	 uip_ipaddr3(s.dnsaddr), uip_ipaddr4(s.dnsaddr));  in PT_THREAD()
301 	 uip_ipaddr1(s.default_router), uip_ipaddr2(s.default_router),  in PT_THREAD()
302 	 uip_ipaddr3(s.default_router), uip_ipaddr4(s.default_router));  in PT_THREAD()
304 	 ntohs(s.lease_time[0])*65536ul + ntohs(s.lease_time[1]));  in PT_THREAD()
307   dhcpc_configured(&s);  in PT_THREAD()
309   /*  timer_stop(&s.timer);*/  in PT_THREAD()
316     PT_YIELD(&s.pt);  in PT_THREAD()
319   PT_END(&s.pt);  in PT_THREAD()
327   s.mac_addr = mac_addr;  in dhcpc_init()
328   s.mac_len  = mac_len;  in dhcpc_init()
330   s.state = STATE_INITIAL;  in dhcpc_init()
332   s.conn = uip_udp_new(&addr, HTONS(DHCPC_SERVER_PORT));  in dhcpc_init()
333   if(s.conn != NULL) {  in dhcpc_init()
334     uip_udp_bind(s.conn, HTONS(DHCPC_CLIENT_PORT));  in dhcpc_init()
336   PT_INIT(&s.pt);  in dhcpc_init()
350   if(s.state == STATE_INITIAL) {  in dhcpc_request()