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.dohe...@intel.com>
Signed-off-by: Radu Nicolau <radu.nico...@intel.com>
Signed-off-by: Abhijit Sinha <abhijit.si...@intel.com>
Signed-off-by: Daniel Martin Buckley <daniel.m.buck...@intel.com>
Acked-by: Fan Zhang <roy.fan.zh...@intel.com>
Acked-by: Anoob Joseph <ano...@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 */
 };
 
 /**
-- 
2.25.1

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