deac/osd-contiki
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Added the const keyword to IP address arguments that are not (and should not be) changed by the callee

Browse source
This commit is contained in:
Adam Dunkels 2013-11-16 14:42:57 +01:00
parent 7b59e1dbe7
commit f9cb6ec2fa
12 changed files with 40 additions and 40 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
core/net/nbr-table.c
View file

@ -86,7 +86,7 @@ index_from_key(nbr_table_key_t *key)
/*---------------------------------------------------------------------------*/
/* Get the neighbor index of an item */
static int
index_from_item(nbr_table_t *table, nbr_table_item_t *item)
index_from_item(nbr_table_t *table, const nbr_table_item_t *item)
{
return table != NULL && item != NULL ? ((int)((char *)item - (char *)table->data)) / table->item_size : -1;
}
@ -100,7 +100,7 @@ item_from_key(nbr_table_t *table, nbr_table_key_t *key)
/*---------------------------------------------------------------------------*/
/* Get the key af an item */
static nbr_table_key_t *
key_from_item(nbr_table_t *table, nbr_table_item_t *item)
key_from_item(nbr_table_t *table, const nbr_table_item_t *item)
{
return key_from_index(index_from_item(table, item));
}
@ -343,7 +343,7 @@ nbr_table_unlock(nbr_table_t *table, void *item)
/*---------------------------------------------------------------------------*/
/* Get link-layer address of an item */
rimeaddr_t *
nbr_table_get_lladdr(nbr_table_t *table, void *item)
nbr_table_get_lladdr(nbr_table_t *table, const void *item)
{
nbr_table_key_t *key = key_from_item(table, item);
return key != NULL ? &key->lladdr : NULL;

2
core/net/nbr-table.h
View file

@ -97,7 +97,7 @@ int nbr_table_unlock(nbr_table_t *table, nbr_table_item_t *item);
/** \name Neighbor tables: address manipulation */
/** @{ */
rimeaddr_t *nbr_table_get_lladdr(nbr_table_t *table, nbr_table_item_t *item);
rimeaddr_t *nbr_table_get_lladdr(nbr_table_t *table, const nbr_table_item_t *item);
/** @} */
#endif /* _NBR_TABLE_H_ */

8
core/net/rpl/rpl-dag.c
View file

@ -96,9 +96,9 @@ rpl_get_parent_rank(uip_lladdr_t *addr)
}
/*---------------------------------------------------------------------------*/
uint16_t
rpl_get_parent_link_metric(uip_lladdr_t *addr)
rpl_get_parent_link_metric(const uip_lladdr_t *addr)
{
rpl_parent_t *p = nbr_table_get_from_lladdr(rpl_parents, (rimeaddr_t *)addr);
rpl_parent_t *p = nbr_table_get_from_lladdr(rpl_parents, (const rimeaddr_t *)addr);
if(p != NULL) {
return p->link_metric;
} else {
@ -539,7 +539,7 @@ rpl_add_parent(rpl_dag_t *dag, rpl_dio_t *dio, uip_ipaddr_t *addr)
rpl_parent_t *p = NULL;
/* Is the parent known by ds6? Drop this request if not.
* Typically, the parent is added upon receiving a DIO. */
uip_lladdr_t *lladdr = uip_ds6_nbr_lladdr_from_ipaddr(addr);
const uip_lladdr_t *lladdr = uip_ds6_nbr_lladdr_from_ipaddr(addr);
PRINTF("RPL: rpl_add_parent lladdr %p\n", lladdr);
if(lladdr != NULL) {
@ -561,7 +561,7 @@ static rpl_parent_t *
find_parent_any_dag_any_instance(uip_ipaddr_t *addr)
{
uip_ds6_nbr_t *ds6_nbr = uip_ds6_nbr_lookup(addr);
uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(ds6_nbr);
const uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(ds6_nbr);
return nbr_table_get_from_lladdr(rpl_parents, (rimeaddr_t *)lladdr);
}
/*---------------------------------------------------------------------------*/

2
core/net/rpl/rpl.h
View file

@ -245,7 +245,7 @@ void rpl_remove_header(void);
uint8_t rpl_invert_header(void);
uip_ipaddr_t *rpl_get_parent_ipaddr(rpl_parent_t *nbr);
rpl_rank_t rpl_get_parent_rank(uip_lladdr_t *addr);
uint16_t rpl_get_parent_link_metric(uip_lladdr_t *addr);
uint16_t rpl_get_parent_link_metric(const uip_lladdr_t *addr);
void rpl_dag_init(void);
/*---------------------------------------------------------------------------*/
#endif /* RPL_H */

2
core/net/sicslowpan.c
View file

@ -1354,7 +1354,7 @@ send_packet(rimeaddr_t *dest)
* MAC.
*/
static uint8_t
output(uip_lladdr_t *localdest)
output(const uip_lladdr_t *localdest)
{
int framer_hdrlen;

6
core/net/tcpip.c
View file

@ -109,10 +109,10 @@ enum {
/* Called on IP packet output. */
#if UIP_CONF_IPV6
static uint8_t (* outputfunc)(uip_lladdr_t *a);
static uint8_t (* outputfunc)(const uip_lladdr_t *a);
uint8_t
tcpip_output(uip_lladdr_t *a)
tcpip_output(const uip_lladdr_t *a)
{
int ret;
if(outputfunc != NULL) {
@ -124,7 +124,7 @@ tcpip_output(uip_lladdr_t *a)
}
void
tcpip_set_outputfunc(uint8_t (*f)(uip_lladdr_t *))
tcpip_set_outputfunc(uint8_t (*f)(const uip_lladdr_t *))
{
outputfunc = f;
}

4
core/net/tcpip.h
View file

@ -340,8 +340,8 @@ CCIF void tcpip_input(void);
* The eventual parameter is the MAC address of the destination.
*/
#if UIP_CONF_IPV6
uint8_t tcpip_output(uip_lladdr_t *);
void tcpip_set_outputfunc(uint8_t (* f)(uip_lladdr_t *));
uint8_t tcpip_output(const uip_lladdr_t *);
void tcpip_set_outputfunc(uint8_t (* f)(const uip_lladdr_t *));
#else
uint8_t tcpip_output(void);
void tcpip_set_outputfunc(uint8_t (* f)(void));

24
core/net/uip-ds6-nbr.c
View file

@ -78,7 +78,7 @@ uip_ds6_neighbors_init(void)
}
/*---------------------------------------------------------------------------*/
uip_ds6_nbr_t *
uip_ds6_nbr_add(uip_ipaddr_t *ipaddr, uip_lladdr_t *lladdr,
uip_ds6_nbr_add(const uip_ipaddr_t *ipaddr, const uip_lladdr_t *lladdr,
uint8_t isrouter, uint8_t state)
{
uip_ds6_nbr_t *nbr = nbr_table_add_lladdr(ds6_neighbors, (rimeaddr_t*)lladdr);
@ -125,17 +125,17 @@ uip_ds6_nbr_rm(uip_ds6_nbr_t *nbr)
}
/*---------------------------------------------------------------------------*/
uip_ipaddr_t *
uip_ds6_nbr_get_ipaddr(uip_ds6_nbr_t *nbr)
const uip_ipaddr_t *
uip_ds6_nbr_get_ipaddr(const uip_ds6_nbr_t *nbr)
{
return (nbr != NULL) ? &nbr->ipaddr : NULL;
}
/*---------------------------------------------------------------------------*/
uip_lladdr_t *
uip_ds6_nbr_get_ll(uip_ds6_nbr_t *nbr)
const uip_lladdr_t *
uip_ds6_nbr_get_ll(const uip_ds6_nbr_t *nbr)
{
return (uip_lladdr_t *)nbr_table_get_lladdr(ds6_neighbors, nbr);
return (const uip_lladdr_t *)nbr_table_get_lladdr(ds6_neighbors, nbr);
}
/*---------------------------------------------------------------------------*/
int
@ -154,7 +154,7 @@ uip_ds6_nbr_num(void)
}
/*---------------------------------------------------------------------------*/
uip_ds6_nbr_t *
uip_ds6_nbr_lookup(uip_ipaddr_t *ipaddr)
uip_ds6_nbr_lookup(const uip_ipaddr_t *ipaddr)
{
uip_ds6_nbr_t *nbr = nbr_table_head(ds6_neighbors);
if(ipaddr != NULL) {
@ -169,22 +169,22 @@ uip_ds6_nbr_lookup(uip_ipaddr_t *ipaddr)
}
/*---------------------------------------------------------------------------*/
uip_ds6_nbr_t *
uip_ds6_nbr_ll_lookup(uip_lladdr_t *lladdr)
uip_ds6_nbr_ll_lookup(const uip_lladdr_t *lladdr)
{
return nbr_table_get_from_lladdr(ds6_neighbors, (rimeaddr_t*)lladdr);
}
/*---------------------------------------------------------------------------*/
uip_ipaddr_t *
uip_ds6_nbr_ipaddr_from_lladdr(uip_lladdr_t *lladdr)
uip_ds6_nbr_ipaddr_from_lladdr(const uip_lladdr_t *lladdr)
{
uip_ds6_nbr_t *nbr = uip_ds6_nbr_ll_lookup(lladdr);
return nbr ? &nbr->ipaddr : NULL;
}
/*---------------------------------------------------------------------------*/
uip_lladdr_t *
uip_ds6_nbr_lladdr_from_ipaddr(uip_ipaddr_t *ipaddr)
const uip_lladdr_t *
uip_ds6_nbr_lladdr_from_ipaddr(const uip_ipaddr_t *ipaddr)
{
uip_ds6_nbr_t *nbr = uip_ds6_nbr_lookup(ipaddr);
return nbr ? uip_ds6_nbr_get_ll(nbr) : NULL;
@ -276,7 +276,6 @@ uip_ds6_neighbor_periodic(void)
nbr = nbr_table_next(ds6_neighbors, nbr);
}
}
/*---------------------------------------------------------------------------*/
uip_ds6_nbr_t *
uip_ds6_get_least_lifetime_neighbor(void)
@ -296,3 +295,4 @@ uip_ds6_get_least_lifetime_neighbor(void)
}
return nbr_expiring;
}
/*---------------------------------------------------------------------------*/

14
core/net/uip-ds6-nbr.h
View file

@ -83,15 +83,15 @@ typedef struct uip_ds6_nbr {
void uip_ds6_neighbors_init(void);
/** \brief Neighbor Cache basic routines */
uip_ds6_nbr_t *uip_ds6_nbr_add(uip_ipaddr_t *ipaddr, uip_lladdr_t *lladdr,
uip_ds6_nbr_t *uip_ds6_nbr_add(const uip_ipaddr_t *ipaddr, const uip_lladdr_t *lladdr,
uint8_t isrouter, uint8_t state);
void uip_ds6_nbr_rm(uip_ds6_nbr_t *nbr);
uip_lladdr_t *uip_ds6_nbr_get_ll(uip_ds6_nbr_t *nbr);
uip_ipaddr_t *uip_ds6_nbr_get_ipaddr(uip_ds6_nbr_t *nbr);
uip_ds6_nbr_t *uip_ds6_nbr_lookup(uip_ipaddr_t *ipaddr);
uip_ds6_nbr_t *uip_ds6_nbr_ll_lookup(uip_lladdr_t *lladdr);
uip_ipaddr_t *uip_ds6_nbr_ipaddr_from_lladdr(uip_lladdr_t *lladdr);
uip_lladdr_t *uip_ds6_nbr_lladdr_from_ipaddr(uip_ipaddr_t *ipaddr);
const uip_lladdr_t *uip_ds6_nbr_get_ll(const uip_ds6_nbr_t *nbr);
const uip_ipaddr_t *uip_ds6_nbr_get_ipaddr(const uip_ds6_nbr_t *nbr);
uip_ds6_nbr_t *uip_ds6_nbr_lookup(const uip_ipaddr_t *ipaddr);
uip_ds6_nbr_t *uip_ds6_nbr_ll_lookup(const uip_lladdr_t *lladdr);
uip_ipaddr_t *uip_ds6_nbr_ipaddr_from_lladdr(const uip_lladdr_t *lladdr);
const uip_lladdr_t *uip_ds6_nbr_lladdr_from_ipaddr(const uip_ipaddr_t *ipaddr);
void uip_ds6_link_neighbor_callback(int status, int numtx);
void uip_ds6_neighbor_periodic(void);
int uip_ds6_nbr_num(void);

4
core/net/uip-ds6-route.c
View file

@ -261,7 +261,7 @@ uip_ds6_route_add(uip_ipaddr_t *ipaddr, uint8_t length,
#endif /* DEBUG != DEBUG_NONE */
/* Get link-layer address of next hop, make sure it is in neighbor table */
uip_lladdr_t *nexthop_lladdr = uip_ds6_nbr_lladdr_from_ipaddr(nexthop);
const uip_lladdr_t *nexthop_lladdr = uip_ds6_nbr_lladdr_from_ipaddr(nexthop);
if(nexthop_lladdr == NULL) {
PRINTF("uip_ds6_route_add: neighbor link-local address unknown ");
PRINT6ADDR(ipaddr);
@ -440,7 +440,7 @@ void
uip_ds6_route_rm_by_nexthop(uip_ipaddr_t *nexthop)
{
/* Get routing entry list of this neighbor */
uip_lladdr_t *nexthop_lladdr;
const uip_lladdr_t *nexthop_lladdr;
struct uip_ds6_route_neighbor_routes *routes;
nexthop_lladdr = uip_ds6_nbr_lladdr_from_ipaddr(nexthop);

4
core/net/uip-nd6.c
View file

@ -191,7 +191,7 @@ uip_nd6_ns_input(void)
(uip_lladdr_t *)&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
0, NBR_STALE);
} else {
uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(nbr);
uip_lladdr_t *lladdr = (uip_lladdr_t *)uip_ds6_nbr_get_ll(nbr);
if(memcmp(&nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
lladdr, UIP_LLADDR_LEN) != 0) {
memcpy(lladdr, &nd6_opt_llao[UIP_ND6_OPT_DATA_OFFSET],
@ -463,7 +463,7 @@ uip_nd6_na_input(void)
} else {
uip_lladdr_t *lladdr;
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) {
goto discard;
}

4
examples/ravenusbstick/fakeuip.c
View file

@ -25,14 +25,14 @@ void tcpip_input( void )
mac_LowpanToEthernet();
}
uint8_t tcpip_output(uip_lladdr_t * lladdr){
uint8_t tcpip_output(const uip_lladdr_t * lladdr){
if(output != NULL) {
return output(lladdr);
}
return 0;
}
//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;
}