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gnrc_netif_hdr: make input parameters constant

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This commit is contained in:
Martine Lenders 2018-11-30 10:01:52 +01:00
parent 5794a2283e
commit 959087f207
1 changed files with 3 additions and 3 deletions
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6
sys/include/net/gnrc/netif/hdr.h
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@ -130,7 +130,7 @@ static inline void gnrc_netif_hdr_init(gnrc_netif_hdr_t *hdr, uint8_t src_l2addr
* @return the size of the given header, including link layer
* addresses
*/
static inline size_t gnrc_netif_hdr_sizeof(gnrc_netif_hdr_t *hdr)
static inline size_t gnrc_netif_hdr_sizeof(const gnrc_netif_hdr_t *hdr)
{
return sizeof(gnrc_netif_hdr_t) + hdr->src_l2addr_len + hdr->dst_l2addr_len;
}
@ -143,7 +143,7 @@ static inline size_t gnrc_netif_hdr_sizeof(gnrc_netif_hdr_t *hdr)
* @return pointer to source address on success
* @return NULL on error
*/
static inline uint8_t *gnrc_netif_hdr_get_src_addr(gnrc_netif_hdr_t *hdr)
static inline uint8_t *gnrc_netif_hdr_get_src_addr(const gnrc_netif_hdr_t *hdr)
{
return ((uint8_t *)(hdr + 1));
}
@ -174,7 +174,7 @@ static inline void gnrc_netif_hdr_set_src_addr(gnrc_netif_hdr_t *hdr, uint8_t *a
* @return pointer to destination address on success
* @return NULL on error
*/
static inline uint8_t *gnrc_netif_hdr_get_dst_addr(gnrc_netif_hdr_t *hdr)
static inline uint8_t *gnrc_netif_hdr_get_dst_addr(const gnrc_netif_hdr_t *hdr)
{
return (((uint8_t *)(hdr + 1)) + hdr->src_l2addr_len);
}