linux-kernel - [PATCH net-next v2 1/1] net: macsec: Expose MACSEC_SALT

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Message-ID: <20220818062034.8308-1-ehakim@nvidia.com>
Date:   Thu, 18 Aug 2022 09:20:34 +0300
From:   Emeel Hakim <ehakim@...dia.com>
To:     <edumazet@...gle.com>, <mayflowerera@...il.com>
CC:     <kuba@...nel.org>, <pabeni@...hat.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Emeel Hakim <ehakim@...dia.com>,
        Raed Salem <raeds@...dia.com>,
        Sabrina Dubroca <sd@...asysnail.net>
Subject: [PATCH net-next v2 1/1] net: macsec: Expose MACSEC_SALT_LEN definition to user space

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@...dia.com>
Reviewed-by: Sabrina Dubroca <sd@...asysnail.net>
Signed-off-by: Emeel Hakim <ehakim@...dia.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