[dpdk-dev] [PATCH 3/4] ether: add more protocol support in flow API

[Qi Zhang <qi.z.zhang@intel.com>]

Add new protocol header match support as below

RTE_FLOW_ITEM_TYPE_ARP
	- match IPv4 ARP header
RTE_FLOW_ITEM_TYPE_EXT_HDR_ANY
	- match any IPv6 extension header
RTE_FLOW_ITEM_TYPE_ICMPV6
	- match IPv6 ICMP header
RTE_FLOW_ITEM_TYPE_ICMPV6_TGT_ADDR
	- match IPv6 ICMP Target address
RTE_FLOW_ITEM_TYPE_ICMPV6_SSL
	- match IPv6 ICMP Source Link-layer address
RTE_FLOW_ITEM_TYPE_ICMPV6_TTL
	- match IPv6 ICMP Target Link-layer address

Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
 lib/librte_ether/rte_flow.h | 158 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)

diff --git a/lib/librte_ether/rte_flow.h b/lib/librte_ether/rte_flow.h
index 1288379..f38b7be 100644
--- a/lib/librte_ether/rte_flow.h
+++ b/lib/librte_ether/rte_flow.h
@@ -323,6 +323,49 @@ enum rte_flow_item_type {
 	 * See struct rte_flow_item_geneve.
 	 */
 	RTE_FLOW_ITEM_TYPE_GENEVE,
+
+	/**
+	 * Matches ARP IPv4 header.
+	 *
+	 * See struct rte_flow_item_arp.
+	 */
+	TE_FLOW_ITEM_TYPE_ARP,
+
+	/**
+	 * Matches any IPv6 Extension header.
+	 *
+	 * See struct rte_flow_item_ipv6_ext_any.
+	 */
+	TE_FLOW_ITEM_TYPE_IPV6_EXT_HDR_ANY,
+
+	/**
+	 * Matches ICMPv6 header.
+	 *
+	 * See struct rte_flow_item_icmpv6
+	 */
+	TE_FLOW_ITEM_TYPE_ICMPV6,
+
+	/**
+	 * Match ICMPv6 target address.
+	 *
+	 * See struct rte_flow_item_icmpv6_tgt_addr.
+	 */
+	TE_FLOW_ITEM_TYPE_ICMPV6_TGT_ADDR,
+
+	/**
+	 * Match ICMPv6 Source Link-Layer Address.
+	 *
+	 * See struct rte_flow_item_icmpv6_sll.
+	 */
+	TE_FLOW_ITEM_TYPE_ICMPV6_SLL,
+
+	/**
+	 * Match ICMPv6 Source Link-Layer Address.
+	 *
+	 * See struct rte_flow_item_icmpv6_tll.
+	 */
+	RTE_FLOW_ITEM_TYPE_ICMPV6_TLL,
+
 };
 
 /**
@@ -815,6 +858,121 @@ static const struct rte_flow_item_geneve rte_flow_item_geneve_mask = {
 #endif
 
 /**
+ * RTE_FLOW_ITEM_TYPE_ARP
+ *
+ * Matches IPv4 ARP packet header
+ */
+struct rte_flow_item_arp {
+	struct arp_hdr hdr;
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_ARP. */
+#ifndef __cplusplus
+static const struct rte_flow_item_arp rte_flow_item_arp_mask = {
+	.hdr = {
+		.arp_data = {
+			.arp_sha = {
+			.addr_bytes = "\xff\xff\xff\xff\xff\xff",
+		},
+		.arp_sip = RTE_BE32(0xffffffff),
+		.arp_tha = {
+			.addr_bytes = "\xff\xff\xff\xff\xff\xff",
+		},
+			.arp_tip = RTE_BE32(0xffffffff),
+		},
+	},
+};
+#endif
+
+/**
+ * RTE_FLOW_ITEM_TYPE_IPV6_EXT_HDR_ANY
+ *
+ * Matches any IPv6 extension header.
+ */
+struct rte_flow_item_ipv6_ext_hdr_any {
+	uint8_t next_hdr;
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_IPV6_EXT_HDR_ANY. */
+#ifndef __cplusplus
+static const
+struct rte_flow_item_ipv6_ext_hdr_any rte_flow_item_ipv6_ext_any_mask = {
+	.next_hdr = 0xff,
+};
+#endif
+
+/**
+ * RTE_FLOW_ITEM_TYPE_ICMPV6
+ *
+ * Matches ICMPv6 header.
+ */
+struct rte_flow_item_icmpv6 {
+	uint8_t type;
+	uint8_t code;
+	uint16_t checksum;
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_ICMPV6 */
+#ifndef __cplusplus
+static const struct rte_flow_item_icmpv6 rte_flow_item_icmpv6_mask = {
+	.type = 0xff,
+	.code = 0xff,
+	.checksum = RTE_BE16(0xffff),
+};
+#endif
+
+/**
+ * RTE_FLOW_ITEM_TYPE_ICMPV6_TGT_ADDR
+ *
+ * Matches ICMPv6's Target Address.
+ */
+struct rte_flow_item_icmpv6_tgt_addr {
+	uint8_t addr[16];
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_ICMPV6_TGT_ADDR */
+#ifndef __cplusplus
+static const
+struct rte_flow_item_icmpv6_tgt_addr rte_flow_item_icmpv6_tgt_addr_mask = {
+	.addr = "\xff\xff\xff\xff",
+};
+#endif
+
+/**
+ * RTE_FLOW_ITEM_TYPE_ICPMV6_SLL.
+ *
+ * Matches ICMPv6 Source Link-Layer address.
+ */
+struct rte_flow_item_icmpv6_sll {
+	struct ether_addr addr;
+};
+/** Default mask for RTE_FLOW_ITEM_TYPE_ICMPV6_SLL */
+#ifndef __cplusplus
+static const struct rte_flow_item_icmpv6_sll rte_flow_item_icmpv6_sll_mask = {
+	.addr = {
+		.addr_bytes = "\xff\xff\xff\xff\xff\xff",
+	}
+};
+#endif
+
+/**
+ * RTE_FLOW_ITEM_TYPE_ICMPV6_TLL.
+ *
+ * Matches ICMPv6 Target Link-Layer address.
+ */
+struct rte_flow_item_icmpv6_tll {
+	struct ether_addr addr;
+};
+/** Default mask for RTE_FLOW_ITEM_TYPE_ICMPV6_TLL */
+#ifndef __cplusplus
+static const struct rte_flow_item_icmpv6_tll rte_flow_item_icmpv6_tll_mask = {
+	.addr = {
+		.addr_bytes = "\xff\xff\xff\xff\xff\xff",
+	}
+};
+#endif
+
+/**
  * Matching pattern item definition.
  *
  * A pattern is formed by stacking items starting from the lowest protocol
-- 
2.7.4