[v8,03/10] security: add UDP params for IPsec NAT-T

  Add support for specifying UDP port params for UDP encapsulation option.
RFC3948 section-2.1 does not enforce using specific the UDP ports for
UDP-Encapsulated ESP Header

Signed-off-by: Declan Doherty <declan.doherty@intel.com>
Signed-off-by: Radu Nicolau <radu.nicolau@intel.com>
Signed-off-by: Abhijit Sinha <abhijit.sinha@intel.com>
Signed-off-by: Daniel Martin Buckley <daniel.m.buckley@intel.com>
Acked-by: Fan Zhang <roy.fan.zhang@intel.com>
Acked-by: Anoob Joseph <anoobj@marvell.com>
---
 doc/guides/rel_notes/deprecation.rst   | 5 ++---
 doc/guides/rel_notes/release_21_11.rst | 5 +++++
 lib/security/rte_security.h            | 7 +++++++
 3 files changed, 14 insertions(+), 3 deletions(-)
  

> Add support for specifying UDP port params for UDP encapsulation option.
> RFC3948 section-2.1 does not enforce using specific the UDP ports for
> UDP-Encapsulated ESP Header
> 
> Signed-off-by: Declan Doherty <declan.doherty@intel.com>
> Signed-off-by: Radu Nicolau <radu.nicolau@intel.com>
> Signed-off-by: Abhijit Sinha <abhijit.sinha@intel.com>
> Signed-off-by: Daniel Martin Buckley <daniel.m.buckley@intel.com>
> Acked-by: Fan Zhang <roy.fan.zhang@intel.com>
> Acked-by: Anoob Joseph <anoobj@marvell.com>
> ---
>  doc/guides/rel_notes/deprecation.rst   | 5 ++---
>  doc/guides/rel_notes/release_21_11.rst | 5 +++++
>  lib/security/rte_security.h            | 7 +++++++
>  3 files changed, 14 insertions(+), 3 deletions(-)
> 
> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
> index 8b7b0beee2..d24d69b669 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -210,9 +210,8 @@ Deprecation Notices
>    pointer for the private data to the application which can be attached
>    to the packet while enqueuing.
> 
> -* 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).
> +* security: The structure ``rte_security_ipsec_xform`` will be extended with:
> +  new field: 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 8ac6632abf..1a29640eea 100644
> --- a/doc/guides/rel_notes/release_21_11.rst
> +++ b/doc/guides/rel_notes/release_21_11.rst
> @@ -238,6 +238,11 @@ ABI Changes
>    application to start from an arbitrary ESN value for debug and SA lifetime
>    enforcement purposes.
> 
> +* security: A new structure ``udp`` was added in structure
> +  ``rte_security_ipsec_xform`` to allow setting the source and destination ports
> +  for UDP encapsulated IPsec traffic.
> +
> +
>  Known Issues
>  ------------
> 
> diff --git a/lib/security/rte_security.h b/lib/security/rte_security.h
> index 371d64647a..b30425e206 100644
> --- a/lib/security/rte_security.h
> +++ b/lib/security/rte_security.h
> @@ -128,6 +128,11 @@ struct rte_security_ipsec_tunnel_param {
>  	};
>  };
> 
> +struct rte_security_ipsec_udp_param {
> +	uint16_t sport;
> +	uint16_t dport;
> +};
> +
>  /**
>   * IPsec Security Association option flags
>   */
> @@ -288,6 +293,8 @@ struct rte_security_ipsec_xform {
>  		};
>  	} esn;
>  	/**< Extended Sequence Number */
> +	struct rte_security_ipsec_udp_param udp;
> +	/**< UDP parameters, ignored when udp_encap option not specified */
>  };
> 
>  /**
> --

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

> 2.25.1