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Added a #define option to send more data than needed to be able to test fragmentation

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adamdunkels 2010-02-06 09:58:59 +00:00
parent 9011013fb0
commit 99db24ec2d
1 changed files with 8 additions and 4 deletions
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12
examples/udp-sender-ipv6/example-udp-sender.c
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@ -30,6 +30,7 @@
#include "contiki.h" #include "contiki.h"
#include "contiki-lib.h" #include "contiki-lib.h"
#include "contiki-net.h" #include "contiki-net.h"
#include "net/uip-netif.h"
#include <string.h> #include <string.h>
@ -46,7 +47,6 @@
#endif #endif
#define UDP_NB 5 #define UDP_NB 5
#define UDP_MAX_DATA_LEN 32
static struct etimer udp_periodic_timer; static struct etimer udp_periodic_timer;
@ -60,25 +60,29 @@ AUTOSTART_PROCESSES(&udp_process_sender);
static u8_t static u8_t
udphandler(process_event_t ev, process_data_t data) udphandler(process_event_t ev, process_data_t data)
{ {
if (etimer_expired(&udp_periodic_timer)) { if(etimer_expired(&udp_periodic_timer)) {
printf("Event timer expired\n"); printf("Event timer expired\n");
count=0; count=0;
} }
if (ev == tcpip_event) { if(ev == tcpip_event) {
if(uip_newdata()) { if(uip_newdata()) {
((char *)uip_appdata)[uip_datalen()] = 0; ((char *)uip_appdata)[uip_datalen()] = 0;
printf("Sender received: '%s'\n", uip_appdata); printf("Sender received: '%s'\n", uip_appdata);
} }
} }
if(count < UDP_NB){ if(count < UDP_NB) {
count++; count++;
printf("Sender sending to: "); printf("Sender sending to: ");
PRINT6ADDR(&udpconn->ripaddr); PRINT6ADDR(&udpconn->ripaddr);
printf("\n"); printf("\n");
#if SEND_TOO_LARGE_PACKET_TO_TEST_FRAGMENTATION
uip_udp_packet_send(udpconn, "Sender says Hi!", UIP_APPDATA_SIZE);
#else /* SEND_TOO_LARGE_PACKET_TO_TEST_FRAGMENTATION */
uip_udp_packet_send(udpconn, "Sender says Hi!", strlen("Sender says Hi!")); uip_udp_packet_send(udpconn, "Sender says Hi!", strlen("Sender says Hi!"));
#endif /* SEND_TOO_LARGE_PACKET_TO_TEST_FRAGMENTATION */
} }
etimer_set(&udp_periodic_timer, 13*CLOCK_SECOND + random_rand()%(4*CLOCK_SECOND)); etimer_set(&udp_periodic_timer, 13*CLOCK_SECOND + random_rand()%(4*CLOCK_SECOND));