Added the const keyword to IP address arguments that are not (and should not be) changed by the callee
This commit is contained in:
parent
7b59e1dbe7
commit
f9cb6ec2fa
12 changed files with 40 additions and 40 deletions
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@ -86,7 +86,7 @@ index_from_key(nbr_table_key_t *key)
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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/* Get the neighbor index of an item */
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/* Get the neighbor index of an item */
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static int
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static int
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index_from_item(nbr_table_t *table, nbr_table_item_t *item)
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index_from_item(nbr_table_t *table, const nbr_table_item_t *item)
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{
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{
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return table != NULL && item != NULL ? ((int)((char *)item - (char *)table->data)) / table->item_size : -1;
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return table != NULL && item != NULL ? ((int)((char *)item - (char *)table->data)) / table->item_size : -1;
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}
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}
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@ -100,7 +100,7 @@ item_from_key(nbr_table_t *table, nbr_table_key_t *key)
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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/* Get the key af an item */
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/* Get the key af an item */
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static nbr_table_key_t *
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static nbr_table_key_t *
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key_from_item(nbr_table_t *table, nbr_table_item_t *item)
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key_from_item(nbr_table_t *table, const nbr_table_item_t *item)
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{
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{
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return key_from_index(index_from_item(table, item));
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return key_from_index(index_from_item(table, item));
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}
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}
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@ -343,7 +343,7 @@ nbr_table_unlock(nbr_table_t *table, void *item)
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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/* Get link-layer address of an item */
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/* Get link-layer address of an item */
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rimeaddr_t *
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rimeaddr_t *
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nbr_table_get_lladdr(nbr_table_t *table, void *item)
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nbr_table_get_lladdr(nbr_table_t *table, const void *item)
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{
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{
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nbr_table_key_t *key = key_from_item(table, item);
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nbr_table_key_t *key = key_from_item(table, item);
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return key != NULL ? &key->lladdr : NULL;
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return key != NULL ? &key->lladdr : NULL;
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@ -97,7 +97,7 @@ int nbr_table_unlock(nbr_table_t *table, nbr_table_item_t *item);
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/** \name Neighbor tables: address manipulation */
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/** \name Neighbor tables: address manipulation */
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/** @{ */
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/** @{ */
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rimeaddr_t *nbr_table_get_lladdr(nbr_table_t *table, nbr_table_item_t *item);
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rimeaddr_t *nbr_table_get_lladdr(nbr_table_t *table, const nbr_table_item_t *item);
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/** @} */
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/** @} */
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#endif /* _NBR_TABLE_H_ */
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#endif /* _NBR_TABLE_H_ */
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@ -96,9 +96,9 @@ rpl_get_parent_rank(uip_lladdr_t *addr)
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uint16_t
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uint16_t
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rpl_get_parent_link_metric(uip_lladdr_t *addr)
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rpl_get_parent_link_metric(const uip_lladdr_t *addr)
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{
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{
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rpl_parent_t *p = nbr_table_get_from_lladdr(rpl_parents, (rimeaddr_t *)addr);
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rpl_parent_t *p = nbr_table_get_from_lladdr(rpl_parents, (const rimeaddr_t *)addr);
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if(p != NULL) {
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if(p != NULL) {
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return p->link_metric;
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return p->link_metric;
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} else {
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} else {
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@ -539,7 +539,7 @@ rpl_add_parent(rpl_dag_t *dag, rpl_dio_t *dio, uip_ipaddr_t *addr)
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rpl_parent_t *p = NULL;
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rpl_parent_t *p = NULL;
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/* Is the parent known by ds6? Drop this request if not.
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/* Is the parent known by ds6? Drop this request if not.
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* Typically, the parent is added upon receiving a DIO. */
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* Typically, the parent is added upon receiving a DIO. */
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uip_lladdr_t *lladdr = uip_ds6_nbr_lladdr_from_ipaddr(addr);
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const uip_lladdr_t *lladdr = uip_ds6_nbr_lladdr_from_ipaddr(addr);
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PRINTF("RPL: rpl_add_parent lladdr %p\n", lladdr);
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PRINTF("RPL: rpl_add_parent lladdr %p\n", lladdr);
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if(lladdr != NULL) {
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if(lladdr != NULL) {
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@ -561,7 +561,7 @@ static rpl_parent_t *
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find_parent_any_dag_any_instance(uip_ipaddr_t *addr)
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find_parent_any_dag_any_instance(uip_ipaddr_t *addr)
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{
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{
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uip_ds6_nbr_t *ds6_nbr = uip_ds6_nbr_lookup(addr);
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uip_ds6_nbr_t *ds6_nbr = uip_ds6_nbr_lookup(addr);
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uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(ds6_nbr);
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const uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(ds6_nbr);
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return nbr_table_get_from_lladdr(rpl_parents, (rimeaddr_t *)lladdr);
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return nbr_table_get_from_lladdr(rpl_parents, (rimeaddr_t *)lladdr);
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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@ -245,7 +245,7 @@ void rpl_remove_header(void);
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uint8_t rpl_invert_header(void);
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uint8_t rpl_invert_header(void);
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uip_ipaddr_t *rpl_get_parent_ipaddr(rpl_parent_t *nbr);
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uip_ipaddr_t *rpl_get_parent_ipaddr(rpl_parent_t *nbr);
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rpl_rank_t rpl_get_parent_rank(uip_lladdr_t *addr);
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rpl_rank_t rpl_get_parent_rank(uip_lladdr_t *addr);
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uint16_t rpl_get_parent_link_metric(uip_lladdr_t *addr);
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uint16_t rpl_get_parent_link_metric(const uip_lladdr_t *addr);
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void rpl_dag_init(void);
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void rpl_dag_init(void);
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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#endif /* RPL_H */
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#endif /* RPL_H */
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@ -1354,7 +1354,7 @@ send_packet(rimeaddr_t *dest)
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* MAC.
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* MAC.
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*/
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*/
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static uint8_t
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static uint8_t
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output(uip_lladdr_t *localdest)
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output(const uip_lladdr_t *localdest)
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{
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{
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int framer_hdrlen;
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int framer_hdrlen;
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@ -109,10 +109,10 @@ enum {
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/* Called on IP packet output. */
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/* Called on IP packet output. */
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#if UIP_CONF_IPV6
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#if UIP_CONF_IPV6
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static uint8_t (* outputfunc)(uip_lladdr_t *a);
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static uint8_t (* outputfunc)(const uip_lladdr_t *a);
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uint8_t
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uint8_t
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tcpip_output(uip_lladdr_t *a)
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tcpip_output(const uip_lladdr_t *a)
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{
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{
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int ret;
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int ret;
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if(outputfunc != NULL) {
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if(outputfunc != NULL) {
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@ -124,7 +124,7 @@ tcpip_output(uip_lladdr_t *a)
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}
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}
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void
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void
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tcpip_set_outputfunc(uint8_t (*f)(uip_lladdr_t *))
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tcpip_set_outputfunc(uint8_t (*f)(const uip_lladdr_t *))
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{
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{
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outputfunc = f;
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outputfunc = f;
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}
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}
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@ -340,8 +340,8 @@ CCIF void tcpip_input(void);
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* The eventual parameter is the MAC address of the destination.
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* The eventual parameter is the MAC address of the destination.
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*/
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*/
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#if UIP_CONF_IPV6
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#if UIP_CONF_IPV6
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uint8_t tcpip_output(uip_lladdr_t *);
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uint8_t tcpip_output(const uip_lladdr_t *);
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void tcpip_set_outputfunc(uint8_t (* f)(uip_lladdr_t *));
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void tcpip_set_outputfunc(uint8_t (* f)(const uip_lladdr_t *));
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#else
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#else
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uint8_t tcpip_output(void);
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uint8_t tcpip_output(void);
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void tcpip_set_outputfunc(uint8_t (* f)(void));
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void tcpip_set_outputfunc(uint8_t (* f)(void));
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@ -78,7 +78,7 @@ uip_ds6_neighbors_init(void)
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_ds6_nbr_t *
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uip_ds6_nbr_t *
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uip_ds6_nbr_add(uip_ipaddr_t *ipaddr, uip_lladdr_t *lladdr,
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uip_ds6_nbr_add(const uip_ipaddr_t *ipaddr, const uip_lladdr_t *lladdr,
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uint8_t isrouter, uint8_t state)
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uint8_t isrouter, uint8_t state)
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{
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{
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uip_ds6_nbr_t *nbr = nbr_table_add_lladdr(ds6_neighbors, (rimeaddr_t*)lladdr);
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uip_ds6_nbr_t *nbr = nbr_table_add_lladdr(ds6_neighbors, (rimeaddr_t*)lladdr);
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@ -125,17 +125,17 @@ uip_ds6_nbr_rm(uip_ds6_nbr_t *nbr)
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_ipaddr_t *
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const uip_ipaddr_t *
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uip_ds6_nbr_get_ipaddr(uip_ds6_nbr_t *nbr)
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uip_ds6_nbr_get_ipaddr(const uip_ds6_nbr_t *nbr)
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{
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{
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return (nbr != NULL) ? &nbr->ipaddr : NULL;
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return (nbr != NULL) ? &nbr->ipaddr : NULL;
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_lladdr_t *
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const uip_lladdr_t *
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uip_ds6_nbr_get_ll(uip_ds6_nbr_t *nbr)
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uip_ds6_nbr_get_ll(const uip_ds6_nbr_t *nbr)
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{
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{
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return (uip_lladdr_t *)nbr_table_get_lladdr(ds6_neighbors, nbr);
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return (const uip_lladdr_t *)nbr_table_get_lladdr(ds6_neighbors, nbr);
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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int
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int
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@ -154,7 +154,7 @@ uip_ds6_nbr_num(void)
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_ds6_nbr_t *
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uip_ds6_nbr_t *
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uip_ds6_nbr_lookup(uip_ipaddr_t *ipaddr)
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uip_ds6_nbr_lookup(const uip_ipaddr_t *ipaddr)
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{
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{
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uip_ds6_nbr_t *nbr = nbr_table_head(ds6_neighbors);
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uip_ds6_nbr_t *nbr = nbr_table_head(ds6_neighbors);
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if(ipaddr != NULL) {
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if(ipaddr != NULL) {
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@ -169,22 +169,22 @@ uip_ds6_nbr_lookup(uip_ipaddr_t *ipaddr)
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_ds6_nbr_t *
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uip_ds6_nbr_t *
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uip_ds6_nbr_ll_lookup(uip_lladdr_t *lladdr)
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uip_ds6_nbr_ll_lookup(const uip_lladdr_t *lladdr)
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{
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{
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return nbr_table_get_from_lladdr(ds6_neighbors, (rimeaddr_t*)lladdr);
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return nbr_table_get_from_lladdr(ds6_neighbors, (rimeaddr_t*)lladdr);
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_ipaddr_t *
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uip_ipaddr_t *
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uip_ds6_nbr_ipaddr_from_lladdr(uip_lladdr_t *lladdr)
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uip_ds6_nbr_ipaddr_from_lladdr(const uip_lladdr_t *lladdr)
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{
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{
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uip_ds6_nbr_t *nbr = uip_ds6_nbr_ll_lookup(lladdr);
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uip_ds6_nbr_t *nbr = uip_ds6_nbr_ll_lookup(lladdr);
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return nbr ? &nbr->ipaddr : NULL;
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return nbr ? &nbr->ipaddr : NULL;
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_lladdr_t *
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const uip_lladdr_t *
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uip_ds6_nbr_lladdr_from_ipaddr(uip_ipaddr_t *ipaddr)
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uip_ds6_nbr_lladdr_from_ipaddr(const uip_ipaddr_t *ipaddr)
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{
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{
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uip_ds6_nbr_t *nbr = uip_ds6_nbr_lookup(ipaddr);
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uip_ds6_nbr_t *nbr = uip_ds6_nbr_lookup(ipaddr);
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return nbr ? uip_ds6_nbr_get_ll(nbr) : NULL;
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return nbr ? uip_ds6_nbr_get_ll(nbr) : NULL;
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@ -276,7 +276,6 @@ uip_ds6_neighbor_periodic(void)
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nbr = nbr_table_next(ds6_neighbors, nbr);
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nbr = nbr_table_next(ds6_neighbors, nbr);
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}
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}
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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uip_ds6_nbr_t *
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uip_ds6_nbr_t *
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uip_ds6_get_least_lifetime_neighbor(void)
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uip_ds6_get_least_lifetime_neighbor(void)
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@ -296,3 +295,4 @@ uip_ds6_get_least_lifetime_neighbor(void)
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}
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}
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return nbr_expiring;
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return nbr_expiring;
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}
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}
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/*---------------------------------------------------------------------------*/
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void uip_ds6_neighbors_init(void);
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void uip_ds6_neighbors_init(void);
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/** \brief Neighbor Cache basic routines */
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/** \brief Neighbor Cache basic routines */
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uip_ds6_nbr_t *uip_ds6_nbr_add(uip_ipaddr_t *ipaddr, uip_lladdr_t *lladdr,
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uip_ds6_nbr_t *uip_ds6_nbr_add(const uip_ipaddr_t *ipaddr, const uip_lladdr_t *lladdr,
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uint8_t isrouter, uint8_t state);
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uint8_t isrouter, uint8_t state);
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void uip_ds6_nbr_rm(uip_ds6_nbr_t *nbr);
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void uip_ds6_nbr_rm(uip_ds6_nbr_t *nbr);
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uip_lladdr_t *uip_ds6_nbr_get_ll(uip_ds6_nbr_t *nbr);
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const uip_lladdr_t *uip_ds6_nbr_get_ll(const uip_ds6_nbr_t *nbr);
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uip_ipaddr_t *uip_ds6_nbr_get_ipaddr(uip_ds6_nbr_t *nbr);
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const uip_ipaddr_t *uip_ds6_nbr_get_ipaddr(const uip_ds6_nbr_t *nbr);
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uip_ds6_nbr_t *uip_ds6_nbr_lookup(uip_ipaddr_t *ipaddr);
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uip_ds6_nbr_t *uip_ds6_nbr_lookup(const uip_ipaddr_t *ipaddr);
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uip_ds6_nbr_t *uip_ds6_nbr_ll_lookup(uip_lladdr_t *lladdr);
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uip_ds6_nbr_t *uip_ds6_nbr_ll_lookup(const uip_lladdr_t *lladdr);
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uip_ipaddr_t *uip_ds6_nbr_ipaddr_from_lladdr(uip_lladdr_t *lladdr);
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uip_ipaddr_t *uip_ds6_nbr_ipaddr_from_lladdr(const uip_lladdr_t *lladdr);
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uip_lladdr_t *uip_ds6_nbr_lladdr_from_ipaddr(uip_ipaddr_t *ipaddr);
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const uip_lladdr_t *uip_ds6_nbr_lladdr_from_ipaddr(const uip_ipaddr_t *ipaddr);
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void uip_ds6_link_neighbor_callback(int status, int numtx);
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void uip_ds6_link_neighbor_callback(int status, int numtx);
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void uip_ds6_neighbor_periodic(void);
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void uip_ds6_neighbor_periodic(void);
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int uip_ds6_nbr_num(void);
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int uip_ds6_nbr_num(void);
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@ -261,7 +261,7 @@ uip_ds6_route_add(uip_ipaddr_t *ipaddr, uint8_t length,
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#endif /* DEBUG != DEBUG_NONE */
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#endif /* DEBUG != DEBUG_NONE */
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/* Get link-layer address of next hop, make sure it is in neighbor table */
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/* Get link-layer address of next hop, make sure it is in neighbor table */
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uip_lladdr_t *nexthop_lladdr = uip_ds6_nbr_lladdr_from_ipaddr(nexthop);
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const uip_lladdr_t *nexthop_lladdr = uip_ds6_nbr_lladdr_from_ipaddr(nexthop);
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if(nexthop_lladdr == NULL) {
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if(nexthop_lladdr == NULL) {
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PRINTF("uip_ds6_route_add: neighbor link-local address unknown ");
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PRINTF("uip_ds6_route_add: neighbor link-local address unknown ");
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PRINT6ADDR(ipaddr);
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PRINT6ADDR(ipaddr);
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@ -440,7 +440,7 @@ void
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uip_ds6_route_rm_by_nexthop(uip_ipaddr_t *nexthop)
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uip_ds6_route_rm_by_nexthop(uip_ipaddr_t *nexthop)
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{
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{
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/* Get routing entry list of this neighbor */
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/* Get routing entry list of this neighbor */
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uip_lladdr_t *nexthop_lladdr;
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const uip_lladdr_t *nexthop_lladdr;
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struct uip_ds6_route_neighbor_routes *routes;
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struct uip_ds6_route_neighbor_routes *routes;
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nexthop_lladdr = uip_ds6_nbr_lladdr_from_ipaddr(nexthop);
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nexthop_lladdr = uip_ds6_nbr_lladdr_from_ipaddr(nexthop);
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@ -191,7 +191,7 @@ uip_nd6_ns_input(void)
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(uip_lladdr_t *)&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
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(uip_lladdr_t *)&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
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0, NBR_STALE);
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0, NBR_STALE);
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} else {
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} else {
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uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(nbr);
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uip_lladdr_t *lladdr = (uip_lladdr_t *)uip_ds6_nbr_get_ll(nbr);
|
||||||
if(memcmp(&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
|
if(memcmp(&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
|
||||||
lladdr, UIP_LLADDR_LEN) != 0) {
|
lladdr, UIP_LLADDR_LEN) != 0) {
|
||||||
memcpy(lladdr, &nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
|
memcpy(lladdr, &nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
|
||||||
|
@ -463,7 +463,7 @@ uip_nd6_na_input(void)
|
||||||
} else {
|
} else {
|
||||||
uip_lladdr_t *lladdr;
|
uip_lladdr_t *lladdr;
|
||||||
nbr = uip_ds6_nbr_lookup(&UIP_ND6_NA_BUF->tgtipaddr);
|
nbr = uip_ds6_nbr_lookup(&UIP_ND6_NA_BUF->tgtipaddr);
|
||||||
lladdr = uip_ds6_nbr_get_ll(nbr);
|
lladdr = (uip_lladdr_t *)uip_ds6_nbr_get_ll(nbr);
|
||||||
if(nbr == NULL) {
|
if(nbr == NULL) {
|
||||||
goto discard;
|
goto discard;
|
||||||
}
|
}
|
||||||
|
|
|
@ -25,14 +25,14 @@ void tcpip_input( void )
|
||||||
mac_LowpanToEthernet();
|
mac_LowpanToEthernet();
|
||||||
}
|
}
|
||||||
|
|
||||||
uint8_t tcpip_output(uip_lladdr_t * lladdr){
|
uint8_t tcpip_output(const uip_lladdr_t * lladdr){
|
||||||
if(output != NULL) {
|
if(output != NULL) {
|
||||||
return output(lladdr);
|
return output(lladdr);
|
||||||
}
|
}
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
//Called from sicslowpan.c
|
//Called from sicslowpan.c
|
||||||
void tcpip_set_outputfunc(uint8_t (* f)(uip_lladdr_t *)) {
|
void tcpip_set_outputfunc(uint8_t (* f)(const uip_lladdr_t *)) {
|
||||||
output = f;
|
output = f;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue