[PATCH v2 1/3] ieee802154: add security bit check function

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



ieee802154_is_secen checks if the 802.15.4 security bit is set in the
frame control field.

Signed-off-by: Alexander Aring <aar@xxxxxxxxxxxxxx>
Signed-off-by: Alexandre Macabies <web+oss@xxxxxxxxxxx>
Reviewed-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxx>
---
 include/linux/ieee802154.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/include/linux/ieee802154.h b/include/linux/ieee802154.h
index d3e4156..56090f1 100644
--- a/include/linux/ieee802154.h
+++ b/include/linux/ieee802154.h
@@ -218,6 +218,7 @@ enum {
 /* frame control handling */
 #define IEEE802154_FCTL_FTYPE		0x0003
 #define IEEE802154_FCTL_ACKREQ		0x0020
+#define IEEE802154_FCTL_SECEN		0x0004
 #define IEEE802154_FCTL_INTRA_PAN	0x0040
 
 #define IEEE802154_FTYPE_DATA		0x0001
@@ -233,6 +234,15 @@ static inline int ieee802154_is_data(__le16 fc)
 }
 
 /**
+ * ieee802154_is_secen - check if Security bit is set
+ * @fc: frame control bytes in little-endian byteorder
+ */
+static inline bool ieee802154_is_secen(__le16 fc)
+{
+	return fc & cpu_to_le16(IEEE802154_FCTL_SECEN);
+}
+
+/**
  * ieee802154_is_ackreq - check if acknowledgment request bit is set
  * @fc: frame control bytes in little-endian byteorder
  */
-- 
2.7.3

--
To unsubscribe from this list: send the line "unsubscribe linux-wpan" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Photo]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux