[PATCH net-next 1/1] net: macsec: Expose MACSEC_SALT_LEN definition to user space

Emeel Hakim
2022-08-17T11:00:00Z

Expose MACSEC_SALT_LEN definition to user space to be
used in various user space applications such as iproute.
Iprotue will use this as part of adding macsec extended
packet number support.

Reviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Emeel Hakim <ehakim@nvidia.com>
---
include/net/macsec.h | 1 -
include/uapi/linux/if_macsec.h | 2 ++
2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/net/macsec.h b/include/net/macsec.h
index d6fa6b97f6ef..73780aa73644 100644
--- a/include/net/macsec.h
+++ b/include/net/macsec.h
@@ -14,7 +14,6 @@
#define MACSEC_DEFAULT_PN_LEN 4
#define MACSEC_XPN_PN_LEN 8

-#define MACSEC_SALT_LEN 12
#define MACSEC_NUM_AN 4 /* 2 bits for the association number */

typedef u64 __bitwise sci_t;
diff --git a/include/uapi/linux/if_macsec.h b/include/uapi/linux/if_macsec.h
index 3af2aa069a36..d5b6d1f37353 100644
--- a/include/uapi/linux/if_macsec.h
+++ b/include/uapi/linux/if_macsec.h
@@ -22,6 +22,8 @@

#define MACSEC_KEYID_LEN 16

+#define MACSEC_SALT_LEN 12
+
/* cipher IDs as per IEEE802.1AE-2018 (Table 14-1) */
#define MACSEC_CIPHER_ID_GCM_AES_128 0x0080C20001000001ULL
#define MACSEC_CIPHER_ID_GCM_AES_256 0x0080C20001000002ULL
--
2.21.3