Re: [dpdk-stable] [PATCH v3 1/1] cryptodev: fix SHA-1 digest enum comment

[Akhil Goyal <akhil.goyal@nxp.com>]

> -----Original Message-----
> From: Adam Dybkowski <adamx.dybkowski@intel.com>
> Sent: Thursday, May 21, 2020 5:08 PM
> To: dev@dpdk.org; fiona.trahe@intel.com; Akhil Goyal <akhil.goyal@nxp.com>
> Cc: Adam Dybkowski <adamx.dybkowski@intel.com>; stable@dpdk.org
> Subject: [PATCH v3 1/1] cryptodev: fix SHA-1 digest enum comment
> 
> This patch fixes improper SHA-1 digest size in the enum comment
> and also adds the note about HMAC-SHA-1-96.
> 
> Fixes: 1bd407fac80b ("cryptodev: extract symmetric operations")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Adam Dybkowski <adamx.dybkowski@intel.com>
> ---
>  lib/librte_cryptodev/rte_crypto_sym.h | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/lib/librte_cryptodev/rte_crypto_sym.h
> b/lib/librte_cryptodev/rte_crypto_sym.h
> index d9585ecd6..6fc3b8f59 100644
> --- a/lib/librte_cryptodev/rte_crypto_sym.h
> +++ b/lib/librte_cryptodev/rte_crypto_sym.h
> @@ -269,9 +269,11 @@ enum rte_crypto_auth_algorithm {
>  	/**< HMAC using MD5 algorithm */
> 
>  	RTE_CRYPTO_AUTH_SHA1,
> -	/**< 128 bit SHA algorithm. */
> +	/**< 160 bit SHA algorithm. */
>  	RTE_CRYPTO_AUTH_SHA1_HMAC,
> -	/**< HMAC using 128 bit SHA algorithm. */
> +	/**< HMAC using 160 bit SHA algorithm.
> +	 * HMAC-SHA-1-96 can be generated by setting digest_size to 12.

It should be 12 Bytes.
And should specify where to set the digest size
The name of the field in xform is digest_length and not digest_size.
+	/**< HMAC using 160 bit SHA algorithm.
+	 * HMAC-SHA-1-96 can be generated by setting
+	 * digest_length to 12 Bytes in auth/aead xforms.
+	 */


>  	RTE_CRYPTO_AUTH_SHA224,
>  	/**< 224 bit SHA algorithm. */
>  	RTE_CRYPTO_AUTH_SHA224_HMAC,
> --
> 2.17.1