On Wed, Dec 02, 2015 at 12:02:45PM -0800, Tim Chen wrote:
>
> +/*
> + * CRYPTO_ALG_ASYNC flag is passed to indicate we have an ablk
> + * scatter-gather walk.
> + */
> +
> +static struct crypto_alg aes_cbc_mb_alg = {
> + .cra_name = "__cbc-aes-aesni-mb",
> + .cra_driver_name = "__driver-cbc-aes-aesni-mb",
> + .cra_priority = 100,
> + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | CRYPTO_ALG_ASYNC
> + | CRYPTO_ALG_INTERNAL,
> + .cra_blocksize = AES_BLOCK_SIZE,
> + .cra_ctxsize = sizeof(struct crypto_aes_ctx) +
> + AESNI_ALIGN - 1,
> + .cra_alignmask = 0,
> + .cra_type = &crypto_blkcipher_type,
> + .cra_module = THIS_MODULE,
> + .cra_list = LIST_HEAD_INIT(aes_cbc_mb_alg.cra_list),
> + .cra_u = {
> + .blkcipher = {
> + .min_keysize = AES_MIN_KEY_SIZE,
> + .max_keysize = AES_MAX_KEY_SIZE,
> + .ivsize = AES_BLOCK_SIZE,
> + .setkey = aes_set_key,
> + .encrypt = mb_aes_cbc_encrypt,
> + .decrypt = mb_aes_cbc_decrypt
> + },
> + },
> +};
So why do we still need this? Shouldn't a single ablkcipher cover
all the cases?
Thanks,
--
Email: Herbert Xu <herb...@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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