[3/3] ethdev: add AH key field to flow API
diff mbox series

Message ID 20190723083052.32049-3-kirankumark@marvell.com
State Superseded, archived
Delegated to: Ferruh Yigit
Headers show
Series
  • [1/3] ethdev: add NSH key field to flow API
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Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation fail Compilation issues

Commit Message

Kiran Kumar Kokkilagadda July 23, 2019, 8:30 a.m. UTC
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(+)

Patch
diff mbox series

diff --git a/lib/librte_ethdev/rte_flow.c b/lib/librte_ethdev/rte_flow.c
index 4dee4f9c2..44aa9f973 100644
--- a/lib/librte_ethdev/rte_flow.c
+++ b/lib/librte_ethdev/rte_flow.c
@@ -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. */
diff --git a/lib/librte_ethdev/rte_flow.h b/lib/librte_ethdev/rte_flow.h
index ce8072613..4c137708e 100644
--- a/lib/librte_ethdev/rte_flow.h
+++ b/lib/librte_ethdev/rte_flow.h
@@ -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.
  *