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authorGal Pressman <gal@nvidia.com>2022-09-20 16:01:49 +0300
committerJakub Kicinski <kuba@kernel.org>2022-09-22 17:27:42 -0700
commit56e5a6d3aa91ed7b5b231c84180d449ce2313f61 (patch)
treedf1e4ae504d02c81bb9bb83eebcf40274b127500 /net/tls
parentea7a9d88ba21dd9d395d7137b0ca1743c5f5d9c2 (diff)
net/tls: Support 256 bit keys with TX device offload
Add the missing clause for 256 bit keys in tls_set_device_offload(), and the needed adjustments in tls_device_fallback.c. Reviewed-by: Tariq Toukan <tariqt@nvidia.com> Signed-off-by: Gal Pressman <gal@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/tls')
-rw-r--r--net/tls/tls_device.c6
-rw-r--r--net/tls/tls_device_fallback.c7
2 files changed, 13 insertions, 0 deletions
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index 3f8121b8125c..a03d66046ca3 100644
--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -914,6 +914,7 @@ tls_device_reencrypt(struct sock *sk, struct tls_context *tls_ctx)
switch (tls_ctx->crypto_recv.info.cipher_type) {
case TLS_CIPHER_AES_GCM_128:
+ case TLS_CIPHER_AES_GCM_256:
break;
default:
return -EINVAL;
@@ -1111,6 +1112,11 @@ int tls_set_device_offload(struct sock *sk, struct tls_context *ctx)
rec_seq =
((struct tls12_crypto_info_aes_gcm_128 *)crypto_info)->rec_seq;
break;
+ case TLS_CIPHER_AES_GCM_256:
+ iv = ((struct tls12_crypto_info_aes_gcm_256 *)crypto_info)->iv;
+ rec_seq =
+ ((struct tls12_crypto_info_aes_gcm_256 *)crypto_info)->rec_seq;
+ break;
default:
rc = -EINVAL;
goto release_netdev;
diff --git a/net/tls/tls_device_fallback.c b/net/tls/tls_device_fallback.c
index 0d2b6518b877..cdb391a8754b 100644
--- a/net/tls/tls_device_fallback.c
+++ b/net/tls/tls_device_fallback.c
@@ -64,6 +64,7 @@ static int tls_enc_record(struct aead_request *aead_req,
switch (prot->cipher_type) {
case TLS_CIPHER_AES_GCM_128:
+ case TLS_CIPHER_AES_GCM_256:
break;
default:
return -EINVAL;
@@ -341,6 +342,9 @@ static struct sk_buff *tls_enc_skb(struct tls_context *tls_ctx,
case TLS_CIPHER_AES_GCM_128:
salt = tls_ctx->crypto_send.aes_gcm_128.salt;
break;
+ case TLS_CIPHER_AES_GCM_256:
+ salt = tls_ctx->crypto_send.aes_gcm_256.salt;
+ break;
default:
return NULL;
}
@@ -484,6 +488,9 @@ int tls_sw_fallback_init(struct sock *sk,
case TLS_CIPHER_AES_GCM_128:
key = ((struct tls12_crypto_info_aes_gcm_128 *)crypto_info)->key;
break;
+ case TLS_CIPHER_AES_GCM_256:
+ key = ((struct tls12_crypto_info_aes_gcm_256 *)crypto_info)->key;
+ break;
default:
return -EINVAL;
}