minor fixes + improved debug-printout

This commit is contained in:
joxe 2010-06-06 12:45:55 +00:00
parent e75c77937e
commit f4508cc1e2

View file

@ -33,7 +33,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: rpl-icmp6.c,v 1.16 2010/06/03 18:37:47 joxe Exp $
* $Id: rpl-icmp6.c,v 1.17 2010/06/06 12:45:55 joxe Exp $
*/
/**
* \file
@ -140,11 +140,15 @@ dis_output(uip_ipaddr_t *addr)
unsigned char *buffer;
uip_ipaddr_t tmpaddr;
/* DAG Information Solicitation */
/* DAG Information Solicitation - 2 bytes reserved */
/* 0 1 2 */
/* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 */
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
/* | Reserved | Option(s)... */
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
/* Add a padding to be compliant with ICMPv6 */
buffer = UIP_ICMP_PAYLOAD;
buffer[0] = buffer[1] = buffer[2] = buffer[3] = 0;
buffer[0] = buffer[1] = 0;
if(addr == NULL) {
PRINTF("RPL: Sending a DIS\n");
@ -153,7 +157,7 @@ dis_output(uip_ipaddr_t *addr)
} else {
PRINTF("RPL: Sending a unicast DIS\n");
}
uip_icmp6_send(addr, ICMP6_RPL, RPL_CODE_DIS, 4);
uip_icmp6_send(addr, ICMP6_RPL, RPL_CODE_DIS, 2);
}
/*---------------------------------------------------------------------------*/
@ -430,7 +434,7 @@ dao_input(void)
/* handle the target option */
dag = rpl_get_dag(instance_id);
if(dag == NULL) {
PRINTF("RPL: Ignoring a DAO for a different DAG instance (%u)\n",
PRINTF("RPL: Ignoring a DAO for a different RPL instance (%u)\n",
instance_id);
return;
}
@ -450,7 +454,7 @@ dao_input(void)
case RPL_DIO_SUBOPT_TARGET:
prefixlen = buffer[i + 3];
memset(&prefix, 0, sizeof(prefix));
memcpy(&prefix, buffer + i + 4, prefixlen / CHAR_BIT);
memcpy(&prefix, buffer + i + 4, (prefixlen + 7) / CHAR_BIT);
break;
case RPL_DIO_SUBOPT_TRANSIT:
/* path sequence and control ignored */
@ -460,12 +464,11 @@ dao_input(void)
}
}
PRINTF("RPL: DAO lifetime: %lu, prefix length: %u",
PRINTF("RPL: DAO lifetime: %lu, prefix length: %u prefix:",
(unsigned long)lifetime, (unsigned)prefixlen);
PRINT6ADDR(&prefix);
PRINTF("\n");
if(lifetime == ZERO_LIFETIME) {
/* No-DAO received; invoke the route purging routine. */
rep = uip_ds6_route_lookup(&prefix);