103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$Id: wpcap-service.c,v 1.2 2007/04/01 21:06:30 oliverschmidt Exp $
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*/
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#include "contiki-net.h"
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#include "wpcap.h"
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#include "net/uip-neighbor.h"
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#define BUF ((struct uip_eth_hdr *)&uip_buf[0])
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u8_t wpcap_output(void);
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SERVICE(wpcap_service, packet_service, { wpcap_output });
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PROCESS(wpcap_process, "WinPcap driver");
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/*---------------------------------------------------------------------------*/
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u8_t
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wpcap_output(void)
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{
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uip_arp_out();
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wpcap_send();
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static void
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pollhandler(void)
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{
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process_poll(&wpcap_process);
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uip_len = wpcap_poll();
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if(uip_len > 0) {
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#if UIP_CONF_IPV6
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if(BUF->type == htons(UIP_ETHTYPE_IPV6)) {
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uip_neighbor_add(&IPBUF->srcipaddr, &BUF->src);
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tcpip_input();
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} else
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#endif /* UIP_CONF_IPV6 */
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if(BUF->type == htons(UIP_ETHTYPE_IP)) {
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tcpip_input();
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} else if(BUF->type == htons(UIP_ETHTYPE_ARP)) {
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uip_arp_arpin();
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/* If the above function invocation resulted in data that
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should be sent out on the network, the global variable
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uip_len is set to a value > 0. */
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if(uip_len > 0) {
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wpcap_send();
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}
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}
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}
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(wpcap_process, ev, data)
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{
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PROCESS_BEGIN();
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wpcap_init();
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SERVICE_REGISTER(wpcap_service);
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process_poll(&wpcap_process);
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while(1) {
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PROCESS_YIELD();
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if(ev == PROCESS_EVENT_POLL) {
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pollhandler();
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}
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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