diff options
| author | Alexander Aring <aar@pengutronix.de> | 2016-07-07 00:32:25 +0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2016-07-08 14:23:12 +0300 |
| commit | 19580cc1ed299c736b56b45c7576b477f185f8f5 (patch) | |
| tree | 9462cfe0a4bfa24f5c7e91a96288353c441bf5d0 /include/linux | |
| parent | 9cc577dd25b9762df7f353658426bb2e048c480a (diff) | |
| download | linux-19580cc1ed299c736b56b45c7576b477f185f8f5.tar.xz | |
ieee802154: add ieee802154_skb_src_pan helper
This patch adds ieee802154_skb_src_pan function to get the pointer
address of the source pan id at skb mac pointer.
Signed-off-by: Alexander Aring <aar@pengutronix.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ieee802154.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/ieee802154.h b/include/linux/ieee802154.h index 91f4665fea63..ddb890174a0e 100644 --- a/include/linux/ieee802154.h +++ b/include/linux/ieee802154.h @@ -50,6 +50,7 @@ #define IEEE802154_EXTENDED_ADDR_LEN 8 #define IEEE802154_SHORT_ADDR_LEN 2 +#define IEEE802154_PAN_ID_LEN 2 #define IEEE802154_LIFS_PERIOD 40 #define IEEE802154_SIFS_PERIOD 12 @@ -224,12 +225,15 @@ enum { #define IEEE802154_FCTL_SECEN 0x0004 #define IEEE802154_FCTL_INTRA_PAN 0x0040 #define IEEE802154_FCTL_DADDR 0x0c00 +#define IEEE802154_FCTL_SADDR 0xc000 #define IEEE802154_FTYPE_DATA 0x0001 #define IEEE802154_FCTL_ADDR_NONE 0x0000 #define IEEE802154_FCTL_DADDR_SHORT 0x0800 #define IEEE802154_FCTL_DADDR_EXTENDED 0x0c00 +#define IEEE802154_FCTL_SADDR_SHORT 0x8000 +#define IEEE802154_FCTL_SADDR_EXTENDED 0xc000 /* * ieee802154_is_data - check if type is IEEE802154_FTYPE_DATA @@ -277,6 +281,15 @@ static inline __le16 ieee802154_daddr_mode(__le16 fc) return fc & cpu_to_le16(IEEE802154_FCTL_DADDR); } +/* + * ieee802154_saddr_mode - get saddr mode from fc + * @fc: frame control bytes in little-endian byteorder + */ +static inline __le16 ieee802154_saddr_mode(__le16 fc) +{ + return fc & cpu_to_le16(IEEE802154_FCTL_SADDR); +} + /** * ieee802154_is_valid_psdu_len - check if psdu len is valid * available lengths: |