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[for-2.9,v2,2/2] cryptodev: add xts(aes) support

Message ID 1480937949-173580-3-git-send-email-longpeng2@huawei.com
State New
Headers show

Commit Message

Longpeng (Mike, Cloud Infrastructure Service Product Dept.) Dec. 5, 2016, 11:39 a.m. UTC 
This patch add xts(aes) support.

Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
---
 backends/cryptodev-builtin.c | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/backends/cryptodev-builtin.c b/backends/cryptodev-builtin.c
index 57980cb..a4224f4 100644
--- a/backends/cryptodev-builtin.c
+++ b/backends/cryptodev-builtin.c
@@ -197,6 +197,14 @@  static int cryptodev_builtin_create_cipher_session(
             return -1;
         }
         break;
+    case VIRTIO_CRYPTO_CIPHER_AES_XTS:
+        mode = QCRYPTO_CIPHER_MODE_XTS;
+        algo = cryptodev_builtin_get_aes_algo(sess_info->key_len,
+                                                    mode, errp);
+        if (algo < 0)  {
+            return -1;
+        }
+        break;
     case VIRTIO_CRYPTO_CIPHER_DES_ECB:
         mode = QCRYPTO_CIPHER_MODE_ECB;
         algo = QCRYPTO_CIPHER_ALG_DES_RFB;