59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
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#include "contiki.h"
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#include "rpl.h"
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#include "random.h"
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#include "net/netstack.h"
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#include "net/ipv6/simple-udp.h"
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#include "net/ipv6/uipbuf.h"
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#include "sys/log.h"
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#define LOG_MODULE "App"
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#define LOG_LEVEL LOG_LEVEL_INFO
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#define UIP_IP_BUF ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])
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/*---------------------------------------------------------------------------*/
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PROCESS(ipv6_hooks_process, "IPv6 Hooks");
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AUTOSTART_PROCESSES(&ipv6_hooks_process);
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/*---------------------------------------------------------------------------*/
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static enum netstack_ip_action
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ip_input(void)
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{
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uint8_t proto = 0;
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uipbuf_get_last_header(uip_buf, uip_len, &proto);
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LOG_INFO("Incoming packet proto: %d from ", proto);
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LOG_INFO_6ADDR(&UIP_IP_BUF->srcipaddr);
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LOG_INFO_("\n");
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return NETSTACK_IP_PROCESS;
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}
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/*---------------------------------------------------------------------------*/
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static enum netstack_ip_action
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ip_output(const linkaddr_t *localdest)
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{
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uint8_t proto;
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uint8_t is_me = 0;
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uipbuf_get_last_header(uip_buf, uip_len, &proto);
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is_me = uip_ds6_is_my_addr(&UIP_IP_BUF->srcipaddr);
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LOG_INFO("Outgoing packet (%s) proto: %d to ", is_me ? "send" : "fwd ", proto);
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LOG_INFO_6ADDR(&UIP_IP_BUF->destipaddr);
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LOG_INFO_("\n");
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return NETSTACK_IP_PROCESS;
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}
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/*---------------------------------------------------------------------------*/
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struct netstack_ip_packet_processor packet_processor = {
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.process_input = ip_input,
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.process_output = ip_output
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};
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(ipv6_hooks_process, ev, data)
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{
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PROCESS_BEGIN();
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/* Register packet processor */
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netstack_ip_packet_processor_add(&packet_processor);
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/* Do nothing */
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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