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RPL: added callback for parent switches

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This commit is contained in:
Simon Duquennoy 2015-09-21 18:23:14 +02:00
parent b6d599b712
commit 08bcfd6972
1 changed files with 9 additions and 0 deletions
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9
core/net/rpl/rpl-dag.c
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@ -60,6 +60,11 @@
#define DEBUG DEBUG_NONE #define DEBUG DEBUG_NONE
#include "net/ip/uip-debug.h" #include "net/ip/uip-debug.h"
/* A configurable function called after every RPL parent switch */
#ifdef RPL_CALLBACK_PARENT_SWITCH
void RPL_CALLBACK_PARENT_SWITCH(rpl_parent_t *old, rpl_parent_t *new);
#endif /* RPL_CALLBACK_PARENT_SWITCH */
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
extern rpl_of_t RPL_OF; extern rpl_of_t RPL_OF;
static rpl_of_t * const objective_functions[] = {&RPL_OF}; static rpl_of_t * const objective_functions[] = {&RPL_OF};
@ -188,6 +193,10 @@ rpl_set_preferred_parent(rpl_dag_t *dag, rpl_parent_t *p)
} }
PRINTF("\n"); PRINTF("\n");
#ifdef RPL_CALLBACK_PARENT_SWITCH
RPL_CALLBACK_PARENT_SWITCH(dag->preferred_parent, p);
#endif /* RPL_CALLBACK_PARENT_SWITCH */
/* Always keep the preferred parent locked, so it remains in the /* Always keep the preferred parent locked, so it remains in the
* neighbor table. */ * neighbor table. */
nbr_table_unlock(rpl_parents, dag->preferred_parent); nbr_table_unlock(rpl_parents, dag->preferred_parent);