From: "De Lara Guarch, Pablo" <pablo.de.lara.guarch@intel.com>
To: "Doherty, Declan" <declan.doherty@intel.com>,
"Trahe, Fiona" <fiona.trahe@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2] cryptodev: enable BPI for Cablelabs DOCSIS security spec
Date: Mon, 6 Mar 2017 16:47:05 +0000 [thread overview]
Message-ID: <E115CCD9D858EF4F90C690B0DCB4D897476E98DF@IRSMSX108.ger.corp.intel.com> (raw)
In-Reply-To: <1487858575-140430-1-git-send-email-pablo.de.lara.guarch@intel.com>
> -----Original Message-----
> From: De Lara Guarch, Pablo
> Sent: Thursday, February 23, 2017 2:03 PM
> To: Doherty, Declan; Trahe, Fiona
> Cc: dev@dpdk.org; De Lara Guarch, Pablo
> Subject: [PATCH v2] cryptodev: enable BPI for Cablelabs DOCSIS security
> spec
>
> Extend the DPDK cryptodev API to enable processing of packets according
> to the Baseline Privacy Interface Plus (BPI+) Specification described in
> the security specification of the Cablelabs Data-over-Cable Service
> Interface Specification (DOCSIS).
>
> Brief summary of BPI+ symmetric cryptography requirements:
> BPI+ cryptography uses a block cipher (AES-CBC/DES-CBC) to
> encrypt/decrypt
> all the whole blocks in the packet. However the data length is not always
> a block-multiple, so where there is a final block less than the full block
> size this residual block requires special handling using AES-CFB/DES-CFB
> mode. Similar special handling is specified where there is only one block,
> smaller than the block size for the cipher. See spec for further details.
> https://apps.cablelabs.com/specification/docsis-3-1-security-specification/
>
> Two new elements are added to the enum rte_crypto_cipher_algorithm.
> Note elements of this enum are actually a combination of an algorithm
> (AES,
> 3DES, etc) and mode (CBC, CTR, etc). The new DOCSISBPI mode is used to
> convey to the PMD that the mode applied should be the specific
> combination
> of CBC and CFB required by the DOCSIS Baseline Privacy Plus Spec.
>
> Signed-off-by: Fiona Trahe <fiona.trahe@intel.com>
> Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Applied to dpdk-next-crypto.
Thanks,
Pablo
prev parent reply other threads:[~2017-03-06 16:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-18 15:04 [dpdk-dev] [PATCH] " Fiona Trahe
2017-02-23 14:02 ` [dpdk-dev] [PATCH v2] " Pablo de Lara
2017-02-27 21:10 ` Jain, Deepak K
2017-03-06 16:47 ` De Lara Guarch, Pablo [this message]
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