xfrm: Define ChaCha20-Poly1305 AEAD XFRM algo for IPsec users

Signed-off-by: Martin Willi <martin@strongswan.org>
Acked-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 12 insertions, 0 deletions

diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c
index 67266b7501f1..42f7c76cf853 100644
--- a/net/xfrm/xfrm_algo.c
+++ b/net/xfrm/xfrm_algo.c
@@ -159,6 +159,18 @@ static struct xfrm_algo_desc aead_list[] = {
                 .sadb_alg_maxbits = 256
         }
 },
+{
+        .name = "rfc7539esp(chacha20,poly1305)",
+
+        .uinfo = {
+                .aead = {
+                        .geniv = "seqniv",
+                        .icv_truncbits = 128,
+                }
+        },
+
+        .pfkey_supported = 0,
+},
 };
 
 static struct xfrm_algo_desc aalg_list[] = {