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Date: Wed, 27 May 2015 16:03:44 +0800
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
Johannes Berg <johannes@...solutions.net>,
Marcel Holtmann <marcel@...tmann.org>,
Steffen Klassert <steffen.klassert@...unet.com>,
Stephan Mueller <smueller@...onox.de>
Subject: [v3 PATCH 2/8] xfrm: Add IV generator information to xfrm_algo_desc
This patch adds IV generator information for each AEAD and block
cipher to xfrm_algo_desc. This will be used to access the new
AEAD interface.
Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
---
include/net/xfrm.h | 2 ++
net/xfrm/xfrm_algo.c | 16 ++++++++++++++++
2 files changed, 18 insertions(+)
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 36ac102..30bca86 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1314,6 +1314,7 @@ static inline int xfrm_id_proto_match(u8 proto, u8 userproto)
* xfrm algorithm information
*/
struct xfrm_algo_aead_info {
+ char *geniv;
u16 icv_truncbits;
};
@@ -1323,6 +1324,7 @@ struct xfrm_algo_auth_info {
};
struct xfrm_algo_encr_info {
+ char *geniv;
u16 blockbits;
u16 defkeybits;
};
diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c
index 12e82a5..67266b7 100644
--- a/net/xfrm/xfrm_algo.c
+++ b/net/xfrm/xfrm_algo.c
@@ -31,6 +31,7 @@ static struct xfrm_algo_desc aead_list[] = {
.uinfo = {
.aead = {
+ .geniv = "seqniv",
.icv_truncbits = 64,
}
},
@@ -49,6 +50,7 @@ static struct xfrm_algo_desc aead_list[] = {
.uinfo = {
.aead = {
+ .geniv = "seqniv",
.icv_truncbits = 96,
}
},
@@ -67,6 +69,7 @@ static struct xfrm_algo_desc aead_list[] = {
.uinfo = {
.aead = {
+ .geniv = "seqniv",
.icv_truncbits = 128,
}
},
@@ -85,6 +88,7 @@ static struct xfrm_algo_desc aead_list[] = {
.uinfo = {
.aead = {
+ .geniv = "seqniv",
.icv_truncbits = 64,
}
},
@@ -103,6 +107,7 @@ static struct xfrm_algo_desc aead_list[] = {
.uinfo = {
.aead = {
+ .geniv = "seqniv",
.icv_truncbits = 96,
}
},
@@ -121,6 +126,7 @@ static struct xfrm_algo_desc aead_list[] = {
.uinfo = {
.aead = {
+ .geniv = "seqniv",
.icv_truncbits = 128,
}
},
@@ -139,6 +145,7 @@ static struct xfrm_algo_desc aead_list[] = {
.uinfo = {
.aead = {
+ .geniv = "seqiv",
.icv_truncbits = 128,
}
},
@@ -353,6 +360,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 64,
.defkeybits = 64,
}
@@ -373,6 +381,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 64,
.defkeybits = 192,
}
@@ -393,6 +402,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 64,
.defkeybits = 128,
}
@@ -413,6 +423,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 64,
.defkeybits = 128,
}
@@ -433,6 +444,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 128,
.defkeybits = 128,
}
@@ -453,6 +465,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 128,
.defkeybits = 128,
}
@@ -473,6 +486,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 128,
.defkeybits = 128,
}
@@ -493,6 +507,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "echainiv",
.blockbits = 128,
.defkeybits = 128,
}
@@ -512,6 +527,7 @@ static struct xfrm_algo_desc ealg_list[] = {
.uinfo = {
.encr = {
+ .geniv = "seqiv",
.blockbits = 128,
.defkeybits = 160, /* 128-bit key + 32-bit nonce */
}
--
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