Removed redundant code

This commit is contained in:
nvt 2011-11-22 14:18:32 +01:00
parent cef95ebf9b
commit e11b7d4fb6
3 changed files with 15 additions and 24 deletions

View file

@ -533,7 +533,7 @@ rpl_find_parent_any_dag(rpl_instance_t *instance, uip_ipaddr_t *addr)
}
/************************************************************************/
rpl_dag_t *
rpl_select_dodag(rpl_instance_t * instance, rpl_parent_t *p)
rpl_select_dodag(rpl_instance_t *instance, rpl_parent_t *p)
{
rpl_parent_t *last_parent;
rpl_dag_t *dag, *end, *best_dag;
@ -643,9 +643,8 @@ rpl_select_parent(rpl_dag_t *dag)
if(best != NULL) {
dag->preferred_parent = best;
} else {
/* We should probably do something here .... */
}
return best;
}
/************************************************************************/
@ -693,8 +692,7 @@ rpl_move_parent(rpl_dag_t *dag_src, rpl_dag_t *dag_dst, rpl_parent_t *parent)
if(parent == dag_src->preferred_parent) {
dag_src->preferred_parent = NULL;
dag_src->rank = INFINITE_RANK;
if(dag_src->joined
&& dag_src->instance->def_route != NULL) {
if(dag_src->joined && dag_src->instance->def_route != NULL) {
if(dag_src->instance->def_route->isused) {
PRINTF("RPL: Removing default route ");
PRINT6ADDR(&parent->addr);
@ -966,6 +964,7 @@ global_repair(uip_ipaddr_t *from, rpl_dag_t *dag, rpl_dio_t *dio)
dag->instance->of->reset(dag);
dag->min_rank = INFINITE_RANK;
RPL_LOLLIPOP_INCREMENT(dag->instance->dtsn_out);
p = rpl_add_parent(dag, dio, from);
if(p == NULL) {
PRINTF("RPL: Failed to add a parent during the global repair\n");
@ -975,6 +974,7 @@ global_repair(uip_ipaddr_t *from, rpl_dag_t *dag, rpl_dio_t *dio)
dag->min_rank = dag->rank ;
rpl_process_parent_event(dag->instance, p);
}
PRINTF("RPL: Participating in a global repair (version=%u, rank=%hu)\n",
dag->version, dag->rank);
@ -1137,7 +1137,7 @@ rpl_process_dio(uip_ipaddr_t *from, rpl_dio_t *dio)
return;
} else {
if(RPL_LOLLIPOP_GREATER_THAN(dag->version, dio->version)) {
/* Inconsistency detected - someone is still on old version */
/* The DIO sender is on an older version of the DAG. */
PRINTF("RPL: old version received => inconsistency detected\n");
if(dag->joined) {
rpl_reset_dio_timer(instance, 0);
@ -1219,8 +1219,8 @@ rpl_process_dio(uip_ipaddr_t *from, rpl_dio_t *dio)
return;
}
/* We don't use route control, so we can have only one official parent */
if(dag->joined&&(p==dag->preferred_parent)) {
/* We don't use route control, so we can have only one official parent. */
if(dag->joined && p == dag->preferred_parent) {
if(should_send_dao(instance, dio, p)) {
RPL_LOLLIPOP_INCREMENT(instance->dtsn_out);
rpl_schedule_dao(instance);

View file

@ -51,13 +51,13 @@
#include <string.h>
/************************************************************************/
#define UIP_IP_BUF ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])
#define UIP_EXT_BUF ((struct uip_ext_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_HBHO_BUF ((struct uip_hbho_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_HBHO_NEXT_BUF ((struct uip_ext_hdr *)&uip_buf[uip_l2_l3_hdr_len + RPL_OP_BY_OP_LEN])
#define UIP_EXT_HDR_OPT_BUF ((struct uip_ext_hdr_opt *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
#define UIP_IP_BUF ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])
#define UIP_EXT_BUF ((struct uip_ext_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_HBHO_BUF ((struct uip_hbho_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_HBHO_NEXT_BUF ((struct uip_ext_hdr *)&uip_buf[uip_l2_l3_hdr_len + RPL_OP_BY_OP_LEN])
#define UIP_EXT_HDR_OPT_BUF ((struct uip_ext_hdr_opt *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
#define UIP_EXT_HDR_OPT_PADN_BUF ((struct uip_ext_hdr_opt_padn *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
#define UIP_EXT_HDR_OPT_RPL_BUF ((struct uip_ext_hdr_opt_rpl *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
#define UIP_EXT_HDR_OPT_RPL_BUF ((struct uip_ext_hdr_opt_rpl *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
/************************************************************************/
int
rpl_verify_header(int uip_ext_opt_offset)
@ -315,7 +315,7 @@ rpl_remove_header(void)
UIP_IP_BUF->proto = UIP_HBHO_BUF->next;
temp_len = UIP_IP_BUF->len[1];
uip_len -= UIP_HBHO_BUF->len + 8;
UIP_IP_BUF->len[1] -= (UIP_HBHO_BUF->len + 8);
UIP_IP_BUF->len[1] -= UIP_HBHO_BUF->len + 8;
if(UIP_IP_BUF->len[1] > temp_len) {
UIP_IP_BUF->len[0]--;
}

View file

@ -57,15 +57,6 @@ rpl_stats_t rpl_stats;
/************************************************************************/
extern uip_ds6_route_t uip_ds6_routing_table[UIP_DS6_ROUTE_NB];
#define UIP_IP_BUF ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])
#define UIP_EXT_BUF ((struct uip_ext_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_HBHO_BUF ((struct uip_hbho_hdr *)&uip_buf[uip_l2_l3_hdr_len])
#define UIP_HBHO_NEXT_BUF ((struct uip_ext_hdr *)&uip_buf[uip_l2_l3_hdr_len + RPL_OP_BY_OP_LEN])
#define UIP_EXT_HDR_OPT_BUF ((struct uip_ext_hdr_opt *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
#define UIP_EXT_HDR_OPT_PADN_BUF ((struct uip_ext_hdr_opt_padn *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
#define UIP_EXT_HDR_OPT_RPL_BUF ((struct uip_ext_hdr_opt_rpl *)&uip_buf[uip_l2_l3_hdr_len + uip_ext_opt_offset])
/************************************************************************/
void
rpl_purge_routes(void)