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Fixed bug in DAO input. Made printfs more portable.

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This commit is contained in:
nvt-se 2010-05-18 16:43:56 +00:00
parent d6d84a1baa
commit 4411807b29
2 changed files with 41 additions and 31 deletions
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66
core/net/rpl/rpl-icmp6.c
View File

@ -33,7 +33,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: rpl-icmp6.c,v 1.6 2010/05/04 22:55:32 nvt-se Exp $
* $Id: rpl-icmp6.c,v 1.7 2010/05/18 16:43:56 nvt-se Exp $
*/
/**
* \file
@ -53,7 +53,6 @@
#include "net/rime/packetbuf.h"
#include <limits.h>
#include <string.h>
#define DEBUG DEBUG_ANNOTATE
@ -245,8 +244,9 @@ dio_input(void)
dio.dag_redund = buffer[i + 5];
dio.dag_max_rankinc = buffer[i + 6];
dio.dag_min_hoprankinc = buffer[i + 7];
PRINTF("RPL: DIO trickle timer: dbl=%d, min=%d red=%d maxinc=%d mininc=%d\n",
dio.dag_intdoubl, dio.dag_intmin, dio.dag_redund,
PRINTF("RPL: DIO trickle timer:dbl=%d, min=%d red=%d maxinc=%d mininc=%d\n",
dio.dag_intdoubl,
dio.dag_intmin, dio.dag_redund,
dio.dag_max_rankinc, dio.dag_min_hoprankinc);
break;
case RPL_DIO_SUBOPT_OCP:
@ -267,7 +267,7 @@ dio_output(rpl_dag_t *dag, uip_ipaddr_t *uc_addr)
uip_ipaddr_t addr;
/* DAG Information Solicitation */
PRINTF("RPL: Sending a DIO with rank: %hu\n", dag->rank);
PRINTF("RPL: Sending a DIO with rank: %u\n", (unsigned)dag->rank);
pos = 0;
buffer = UIP_ICMP_PAYLOAD;
@ -312,11 +312,13 @@ dio_output(rpl_dag_t *dag, uip_ipaddr_t *uc_addr)
/* Unicast requests get unicast replies! */
if(uc_addr == NULL) {
PRINTF("RPL: Sending a multicast-DIO with rank %hu\n", dag->rank);
PRINTF("RPL: Sending a multicast-DIO with rank %u\n",
(unsigned)dag->rank);
uip_create_linklocal_allrouters_mcast(&addr);
uip_icmp6_send(&addr, ICMP6_RPL, RPL_CODE_DIO, pos);
} else {
PRINTF("RPL: Sending unicast-DIO with rank %hu to ", dag->rank);
PRINTF("RPL: Sending unicast-DIO with rank %u to ",
(unsigned)dag->rank);
PRINT6ADDR(uc_addr);
PRINTF("\n");
uip_icmp6_send(uc_addr, ICMP6_RPL, RPL_CODE_DIO, pos);
@ -371,17 +373,31 @@ dao_input(void)
return;
}
PRINTF("RPL: Incoming DAO rank is %hu, my rank is %hu\n", rank, dag->rank);
PRINTF("RPL: Incoming DAO rank is %u, my rank is %u\n",
(unsigned)rank, (unsigned)dag->rank);
if(rank < dag->rank) {
return;
}
PRINTF("RPL: DAO rank: %u, lifetime: %lu, prefix length: %u\n", rank,
(unsigned long)lifetime, prefixlen);
PRINTF("RPL: DAO rank: %u, lifetime: %lu, prefix length: %u\n",
(unsigned)rank, (unsigned long)lifetime, (unsigned)prefixlen);
memset(&prefix, 0, sizeof(prefix));
memcpy(&prefix, buffer + pos, prefixlen / CHAR_BIT);
if(lifetime == ZERO_LIFETIME) {
/* No-DAO received; invoke the route purging routine. */
rep = uip_ds6_route_lookup(&prefix);
if(rep != NULL && rep->state.saved_lifetime == 0) {
PRINTF("RPL: Setting expiration timer for prefix ");
PRINT6ADDR(&prefix);
PRINTF("\n");
rep->state.saved_lifetime = rep->state.lifetime;
rep->state.lifetime = DAO_EXPIRATION_TIMEOUT;
}
return;
}
rep = rpl_add_route(dag, &prefix, prefixlen,
&UIP_IP_BUF->srcipaddr);
if(rep == NULL) {
@ -389,12 +405,6 @@ dao_input(void)
return;
}
if(lifetime == ZERO_LIFETIME) {
/* No-DAO received; invoke the route purging routine. */
rpl_purge_routes();
return;
}
rep->state.lifetime = lifetime;
if(uip_is_addr_mcast(&UIP_IP_BUF->destipaddr)) {
@ -441,18 +451,6 @@ dao_output(rpl_neighbor_t *n, uint32_t lifetime)
buffer[pos++] = sequence >> 8;
buffer[pos++] = sequence & 0xff;
PRINTF("RPL: Sending DAO with prefix ");
PRINT6ADDR(&prefix);
PRINTF(" to ");
if(n != NULL) {
PRINT6ADDR(&n->addr);
} else {
PRINTF("multicast address");
}
PRINTF("\n");
prefixlen = sizeof(dag->dag_id) * CHAR_BIT;
buffer[pos++] = dag->rank >> 8;
buffer[pos++] = dag->rank & 0xff;
@ -461,6 +459,7 @@ dao_output(rpl_neighbor_t *n, uint32_t lifetime)
/* Route tag. Unspecified in draft-ietf-roll-rpl-06. */
buffer[pos++] = 0;
prefixlen = sizeof(prefix) * CHAR_BIT;
buffer[pos++] = prefixlen;
/* Reverse route count. Not used because reverse routing is unscalable
beyond a few hops. */
@ -483,6 +482,17 @@ dao_output(rpl_neighbor_t *n, uint32_t lifetime)
} else {
uip_ipaddr_copy(&addr, &n->addr);
}
PRINTF("RPL: Sending DAO with prefix ");
PRINT6ADDR(&prefix);
PRINTF(" to ");
if(n != NULL) {
PRINT6ADDR(&n->addr);
} else {
PRINTF("multicast address");
}
PRINTF("\n");
uip_icmp6_send(&addr, ICMP6_RPL, RPL_CODE_DAO, pos);
}
/*---------------------------------------------------------------------------*/

6
core/net/rpl/rpl.c
View File

@ -32,7 +32,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: rpl.c,v 1.1 2010/04/30 13:43:53 joxe Exp $
* $Id: rpl.c,v 1.2 2010/05/18 16:43:56 nvt-se Exp $
*/
/**
* \file
@ -87,7 +87,7 @@ rpl_add_route(rpl_dag_t *dag, uip_ipaddr_t *prefix, int prefix_len,
if((rep = uip_ds6_route_lookup(prefix)) == NULL) {
if((rep = uip_ds6_route_add(prefix, prefix_len, next_hop, 0)) == NULL) {
PRINTF("RPL:ds6 No space for more route entries\n");
PRINTF("RPL: No space for more route entries\n");
return NULL;
}
@ -137,7 +137,7 @@ neighbor_callback(const rimeaddr_t *addr, int known, int etx)
} else if(!known) {
PRINTF("RPL: Removing parent ");
PRINT6ADDR(&parent->addr);
PRINTF(" because of bad connectivity (ETX %d)\n",etx);
PRINTF(" because of bad connectivity (ETX %d)\n", etx);
rpl_remove_neighbor(dag, parent);
if(RPL_PARENT_COUNT(dag) == 0) {
rpl_free_dag(dag);