+
+static const struct rte_security_capability dpaa2_sec_security_cap[] = {
+ { /* IPsec Lookaside Protocol offload ESP Transport Egress */
+ .action = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
+ .protocol = RTE_SECURITY_PROTOCOL_IPSEC,
+ .ipsec = {
+ .proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
+ .mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
+ .direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
+ .options = { 0 }
+ },
+ .crypto_capabilities = dpaa2_sec_capabilities
+ },
+ { /* IPsec Lookaside Protocol offload ESP Tunnel Ingress */
+ .action = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
+ .protocol = RTE_SECURITY_PROTOCOL_IPSEC,
+ .ipsec = {
+ .proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
+ .mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
+ .direction = RTE_SECURITY_IPSEC_SA_DIR_INGRESS,
+ .options = { 0 }
+ },
+ .crypto_capabilities = dpaa2_sec_capabilities
+ },
+ {
+ .action = RTE_SECURITY_ACTION_TYPE_NONE
+ }
+};
+
+/**
+ * Checksum
+ *
+ * @param buffer calculate chksum for buffer
+ * @param len buffer length
+ *
+ * @return checksum value in host cpu order
+ */
+static inline uint16_t
+calc_chksum(void *buffer, int len)
+{
+ uint16_t *buf = (uint16_t *)buffer;
+ uint32_t sum = 0;
+ uint16_t result;
+
+ for (sum = 0; len > 1; len -= 2)
+ sum += *buf++;
+
+ if (len == 1)
+ sum += *(unsigned char *)buf;
+
+ sum = (sum >> 16) + (sum & 0xFFFF);
+ sum += (sum >> 16);
+ result = ~sum;
+
+ return result;
+}
+