128 lines
4.6 KiB
C
128 lines
4.6 KiB
C
/*
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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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*/
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#include "contiki.h"
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#include "contiki-lib.h"
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#include "contiki-net.h"
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#include "net/uip-netif.h"
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#include <string.h>
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#define DEBUG 1
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#if DEBUG
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#include <stdio.h>
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#define PRINTF(...) printf(__VA_ARGS__)
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#define PRINT6ADDR(addr) PRINTF(" %02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x ", ((u8_t *)addr)[0], ((u8_t *)addr)[1], ((u8_t *)addr)[2], ((u8_t *)addr)[3], ((u8_t *)addr)[4], ((u8_t *)addr)[5], ((u8_t *)addr)[6], ((u8_t *)addr)[7], ((u8_t *)addr)[8], ((u8_t *)addr)[9], ((u8_t *)addr)[10], ((u8_t *)addr)[11], ((u8_t *)addr)[12], ((u8_t *)addr)[13], ((u8_t *)addr)[14], ((u8_t *)addr)[15])
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#define PRINTLLADDR(lladdr) PRINTF(" %02x:%02x:%02x:%02x:%02x:%02x ",(lladdr)->addr[0], (lladdr)->addr[1], (lladdr)->addr[2], (lladdr)->addr[3],(lladdr)->addr[4], (lladdr)->addr[5])
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#else
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#define PRINTF(...)
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#define PRINT6ADDR(addr)
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#define PRINTLLADDR(addr)
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#endif
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#define UDP_NB 5
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static struct etimer udp_periodic_timer;
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static struct uip_udp_conn *udpconn;
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static u8_t count = 0;
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PROCESS(udp_process_sender, "UDP test sender");
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AUTOSTART_PROCESSES(&udp_process_sender);
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/*---------------------------------------------------------------------------*/
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static u8_t
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udphandler(process_event_t ev, process_data_t data)
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{
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if(etimer_expired(&udp_periodic_timer)) {
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printf("Event timer expired\n");
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count=0;
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}
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if(ev == tcpip_event) {
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if(uip_newdata()) {
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((char *)uip_appdata)[uip_datalen()] = 0;
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printf("Sender received: '%s'\n", uip_appdata);
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}
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}
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if(count < UDP_NB) {
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count++;
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printf("Sender sending to: ");
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PRINT6ADDR(&udpconn->ripaddr);
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printf("\n");
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#if SEND_TOO_LARGE_PACKET_TO_TEST_FRAGMENTATION
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uip_udp_packet_send(udpconn, "Sender says Hi!", UIP_APPDATA_SIZE);
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#else /* SEND_TOO_LARGE_PACKET_TO_TEST_FRAGMENTATION */
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uip_udp_packet_send(udpconn, "Sender says Hi!", strlen("Sender says Hi!"));
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#endif /* SEND_TOO_LARGE_PACKET_TO_TEST_FRAGMENTATION */
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}
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etimer_set(&udp_periodic_timer, 13*CLOCK_SECOND + random_rand()%(4*CLOCK_SECOND));
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(udp_process_sender, ev, data)
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{
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uip_ipaddr_t ipaddr;
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PROCESS_BEGIN();
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PRINTF("Process test UDP sender started\n");
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PRINTF("Local IPv6 address: ");
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PRINT6ADDR(&uip_netif_physical_if.addresses[0].ipaddr);
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PRINTF("\n");
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#ifdef UDP_ADDR_A
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uip_ip6addr(&ipaddr,
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UDP_ADDR_A,UDP_ADDR_B,UDP_ADDR_C,UDP_ADDR_D,
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UDP_ADDR_E,UDP_ADDR_F,UDP_ADDR_G,UDP_ADDR_H);
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#else /* UDP_ADDR_A */
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uip_ip6addr(&ipaddr,0xfe80,0,0,0,0x6466,0x6666,0x6666,0x6666);
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#endif /* UDP_ADDR_A */
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/* new connection with remote host */
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udpconn = udp_new(&ipaddr, HTONS(0xF0B0), NULL);
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udp_bind(udpconn, HTONS(0xF0B0+1));
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PRINTF("Created connection with remote peer ");
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PRINT6ADDR(&udpconn->ripaddr);
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PRINTF("local/remote port %u/%u\n", HTONS(udpconn->lport),HTONS(udpconn->rport));
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etimer_set(&udp_periodic_timer, 15*CLOCK_SECOND);
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while(1) {
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PROCESS_YIELD();
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udphandler(ev, data);
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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