From d7525f0f86d2c84554c35d16cf927c9160924500 Mon Sep 17 00:00:00 2001 From: Sean Parkinson Date: Mon, 21 Sep 2020 11:02:07 +1000 Subject: [PATCH] EVP XTS key length: two keys used so double length --- wolfcrypt/src/evp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/wolfcrypt/src/evp.c b/wolfcrypt/src/evp.c index a1c41eb49..6df054318 100644 --- a/wolfcrypt/src/evp.c +++ b/wolfcrypt/src/evp.c @@ -217,8 +217,9 @@ int wolfSSL_EVP_Cipher_key_length(const WOLFSSL_EVP_CIPHER* c) case AES_256_OFB_TYPE: return 32; #endif #if defined(WOLFSSL_AES_XTS) - case AES_128_XTS_TYPE: return 16; - case AES_256_XTS_TYPE: return 32; + /* Two keys for XTS. */ + case AES_128_XTS_TYPE: return 16 * 2; + case AES_256_XTS_TYPE: return 32 * 2; #endif #if defined(HAVE_AESGCM) case AES_128_GCM_TYPE: return 16;