[qca-nss-sfe] Add support for ESP handler in SFE

Provide support for ESP protocol handling in SFE for IPv4 and
IPv6

Change-Id: I7c2adb5e3ab25db48a7fdfd3c61294ddbba382d4
Signed-off-by: Suhas N Bhargav <quic_sbhargav@quicinc.com>
diff --git a/sfe_ipv4.h b/sfe_ipv4.h
index 53e8557..de11f72 100644
--- a/sfe_ipv4.h
+++ b/sfe_ipv4.h
@@ -300,6 +300,10 @@
 	SFE_IPV4_EXCEPTION_EVENT_GRE_IP_OPTIONS_OR_INITIAL_FRAGMENT,
 	SFE_IPV4_EXCEPTION_EVENT_GRE_SMALL_TTL,
 	SFE_IPV4_EXCEPTION_EVENT_GRE_NEEDS_FRAGMENTATION,
+	SFE_IPV4_EXCEPTION_EVENT_ESP_NO_CONNECTION,
+	SFE_IPV4_EXCEPTION_EVENT_ESP_IP_OPTIONS_OR_INITIAL_FRAGMENT,
+	SFE_IPV4_EXCEPTION_EVENT_ESP_NEEDS_FRAGMENTATION,
+	SFE_IPV4_EXCEPTION_EVENT_ESP_SMALL_TTL,
 	SFE_IPV4_EXCEPTION_EVENT_LAST
 };