[dpdk-dev] [PATCH v8 01/10] security: add ESN field to ipsec_xform

[Ananyev, Konstantin]

> 
> Update ipsec_xform definition to include ESN field.
> This allows the application to control the ESN starting value.
> 
> Signed-off-by: Declan Doherty <declan.doherty at intel.com>
> Signed-off-by: Radu Nicolau <radu.nicolau at intel.com>
> Signed-off-by: Abhijit Sinha <abhijit.sinha at intel.com>
> Signed-off-by: Daniel Martin Buckley <daniel.m.buckley at intel.com>
> Acked-by: Fan Zhang <roy.fan.zhang at intel.com>
> Acked-by: Anoob Joseph <anoobj at marvell.com>
> ---
>  doc/guides/rel_notes/deprecation.rst   | 2 +-
>  doc/guides/rel_notes/release_21_11.rst | 4 ++++
>  lib/security/rte_security.h            | 8 ++++++++
>  3 files changed, 13 insertions(+), 1 deletion(-)
> 
> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
> index baf15aa722..8b7b0beee2 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -212,7 +212,7 @@ Deprecation Notices
> 
>  * security: The structure ``rte_security_ipsec_xform`` will be extended with
>    multiple fields: source and destination port of UDP encapsulation,
> -  IPsec payload MSS (Maximum Segment Size), and ESN (Extended Sequence Number).
> +  IPsec payload MSS (Maximum Segment Size).
> 
>  * security: The IPsec SA config options ``struct rte_security_ipsec_sa_options``
>    will be updated with new fields to support new features like IPsec inner
> diff --git a/doc/guides/rel_notes/release_21_11.rst b/doc/guides/rel_notes/release_21_11.rst
> index c0a7f75518..401c6d453a 100644
> --- a/doc/guides/rel_notes/release_21_11.rst
> +++ b/doc/guides/rel_notes/release_21_11.rst
> @@ -229,6 +229,10 @@ ABI Changes
>    ``rte_security_ipsec_xform`` to allow applications to configure SA soft
>    and hard expiry limits. Limits can be either in number of packets or bytes.
> 
> +* security: A new structure ``esn`` was added in structure
> +  ``rte_security_ipsec_xform`` to set an initial ESN value. This permits
> +  application to start from an arbitrary ESN value for debug and SA lifetime
> +  enforcement purposes.
> 
>  Known Issues
>  ------------
> diff --git a/lib/security/rte_security.h b/lib/security/rte_security.h
> index 2013e65e49..371d64647a 100644
> --- a/lib/security/rte_security.h
> +++ b/lib/security/rte_security.h
> @@ -280,6 +280,14 @@ struct rte_security_ipsec_xform {
>  	/**< Anti replay window size to enable sequence replay attack handling.
>  	 * replay checking is disabled if the window size is 0.
>  	 */
> +	union {
> +		uint64_t value;
> +		struct {
> +			uint32_t low;
> +			uint32_t hi;
> +		};
> +	} esn;
> +	/**< Extended Sequence Number */
>  };
> 
>  /**
> --

Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>

> 2.25.1