[3/3] ethdev: add AH key field to flow API
Checks
Commit Message
From: Kiran Kumar K <kirankumark@marvell.com>
Add new rte_flow_item_ah in order to match the Authentication Header
based on RFC 2402.
Signed-off-by: Kiran Kumar K <kirankumark@marvell.com>
---
lib/librte_ethdev/rte_flow.c | 1 +
lib/librte_ethdev/rte_flow.h | 31 +++++++++++++++++++++++++++++++
2 files changed, 32 insertions(+)
@@ -77,6 +77,7 @@ static const struct rte_flow_desc_data rte_flow_desc_item[] = {
MK_FLOW_ITEM(GRE_KEY, sizeof(rte_be32_t)),
MK_FLOW_ITEM(NSH, sizeof(struct rte_flow_item_nsh)),
MK_FLOW_ITEM(IGMP, sizeof(struct rte_flow_item_igmp)),
+ MK_FLOW_ITEM(AH, sizeof(struct rte_flow_item_ah)),
};
/** Generate flow_action[] entry. */
@@ -449,6 +449,13 @@ enum rte_flow_item_type {
*/
RTE_FLOW_ITEM_TYPE_IGMP,
+ /**
+ * Matches IP Authentication Header (AH).
+ * See struct rte_flow_item_ah.
+ *
+ */
+ RTE_FLOW_ITEM_TYPE_AH,
+
};
/**
@@ -1284,6 +1291,30 @@ static const struct rte_flow_item_igmp rte_flow_item_igmp_mask = {
};
#endif
+/**
+ * @warning
+ * @b EXPERIMENTAL: this structure may change without prior notice
+ *
+ * RTE_FLOW_ITEM_TYPE_AH
+ *
+ * Match IP Authentication Header (AH), RFC 2402
+ *
+ */
+struct rte_flow_item_ah {
+ uint32_t next_hdr:8;
+ uint32_t payload_len:8;
+ uint32_t reserved:16;
+ uint32_t spi;
+ uint32_t seq_num;
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_AH. */
+#ifndef __cplusplus
+static const struct rte_flow_item_ah rte_flow_item_ah_mask = {
+ .spi = 0xffffffff,
+};
+#endif
+
/**
* Matching pattern item definition.
*