[PATCH v2 05/13] node: move next nodes to public header file

[Ankur Dwivedi]

Moves the next nodes of packet classification node to a public
header files, so that it can be used from applications.

Signed-off-by: Ankur Dwivedi <adwivedi at marvell.com>
---
 lib/node/meson.build            |  1 +
 lib/node/pkt_cls.c              | 33 +++++++++++++++--------------
 lib/node/pkt_cls_priv.h         |  7 -------
 lib/node/rte_node_pkt_cls_api.h | 37 +++++++++++++++++++++++++++++++++
 4 files changed, 55 insertions(+), 23 deletions(-)
 create mode 100644 lib/node/rte_node_pkt_cls_api.h

diff --git a/lib/node/meson.build b/lib/node/meson.build
index d2011c8f56..8112cf7f5b 100644
--- a/lib/node/meson.build
+++ b/lib/node/meson.build
@@ -30,6 +30,7 @@ headers = files(
         'rte_node_eth_api.h',
         'rte_node_ip4_api.h',
         'rte_node_ip6_api.h',
+        'rte_node_pkt_cls_api.h',
         'rte_node_udp4_input_api.h',
 )
 
diff --git a/lib/node/pkt_cls.c b/lib/node/pkt_cls.c
index 9d21b7f307..5d6409fdbf 100644
--- a/lib/node/pkt_cls.c
+++ b/lib/node/pkt_cls.c
@@ -9,36 +9,37 @@
 
 #include "pkt_cls_priv.h"
 #include "node_private.h"
+#include "rte_node_pkt_cls_api.h"
 
 /* Next node for each ptype, default is '0' is "pkt_drop" */
 static const alignas(RTE_CACHE_LINE_SIZE) uint8_t p_nxt[256] = {
-	[RTE_PTYPE_L3_IPV4] = PKT_CLS_NEXT_IP4_LOOKUP,
+	[RTE_PTYPE_L3_IPV4] = RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP,
 
-	[RTE_PTYPE_L3_IPV4_EXT] = PKT_CLS_NEXT_IP4_LOOKUP,
+	[RTE_PTYPE_L3_IPV4_EXT] = RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP,
 
-	[RTE_PTYPE_L3_IPV4_EXT_UNKNOWN] = PKT_CLS_NEXT_IP4_LOOKUP,
+	[RTE_PTYPE_L3_IPV4_EXT_UNKNOWN] = RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP,
 
 	[RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L2_ETHER] =
-		PKT_CLS_NEXT_IP4_LOOKUP,
+		RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP,
 
 	[RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_L2_ETHER] =
-		PKT_CLS_NEXT_IP4_LOOKUP,
+		RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP,
 
 	[RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | RTE_PTYPE_L2_ETHER] =
-		PKT_CLS_NEXT_IP4_LOOKUP,
+		RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP,
 
-	[RTE_PTYPE_L3_IPV6] = PKT_CLS_NEXT_IP6_LOOKUP,
+	[RTE_PTYPE_L3_IPV6] = RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP,
 
-	[RTE_PTYPE_L3_IPV6_EXT] = PKT_CLS_NEXT_IP6_LOOKUP,
+	[RTE_PTYPE_L3_IPV6_EXT] = RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP,
 
-	[RTE_PTYPE_L3_IPV6_EXT_UNKNOWN] = PKT_CLS_NEXT_IP6_LOOKUP,
+	[RTE_PTYPE_L3_IPV6_EXT_UNKNOWN] = RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP,
 
-	[RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L2_ETHER] = PKT_CLS_NEXT_IP6_LOOKUP,
+	[RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L2_ETHER] = RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP,
 
-	[RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L2_ETHER] = PKT_CLS_NEXT_IP6_LOOKUP,
+	[RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L2_ETHER] = RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP,
 
 	[RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | RTE_PTYPE_L2_ETHER] =
-		PKT_CLS_NEXT_IP6_LOOKUP,
+		RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP,
 };
 
 static uint16_t
@@ -226,12 +227,12 @@ struct rte_node_register pkt_cls_node = {
 	.process = pkt_cls_node_process,
 	.name = "pkt_cls",
 
-	.nb_edges = PKT_CLS_NEXT_MAX,
+	.nb_edges = RTE_NODE_PKT_CLS_NEXT_MAX,
 	.next_nodes = {
 		/* Pkt drop node starts at '0' */
-		[PKT_CLS_NEXT_PKT_DROP] = "pkt_drop",
-		[PKT_CLS_NEXT_IP4_LOOKUP] = "ip4_lookup",
-		[PKT_CLS_NEXT_IP6_LOOKUP] = "ip6_lookup",
+		[RTE_NODE_PKT_CLS_NEXT_PKT_DROP] = "pkt_drop",
+		[RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP] = "ip4_lookup",
+		[RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP] = "ip6_lookup",
 	},
 };
 RTE_NODE_REGISTER(pkt_cls_node);
diff --git a/lib/node/pkt_cls_priv.h b/lib/node/pkt_cls_priv.h
index 16135807a1..63c26cae2a 100644
--- a/lib/node/pkt_cls_priv.h
+++ b/lib/node/pkt_cls_priv.h
@@ -10,11 +10,4 @@ struct pkt_cls_node_ctx {
 	uint16_t l2l3_type;
 };
 
-enum pkt_cls_next_nodes {
-	PKT_CLS_NEXT_PKT_DROP,
-	PKT_CLS_NEXT_IP4_LOOKUP,
-	PKT_CLS_NEXT_IP6_LOOKUP,
-	PKT_CLS_NEXT_MAX,
-};
-
 #endif /* __INCLUDE_PKT_CLS_PRIV_H__ */
diff --git a/lib/node/rte_node_pkt_cls_api.h b/lib/node/rte_node_pkt_cls_api.h
new file mode 100644
index 0000000000..36276db63c
--- /dev/null
+++ b/lib/node/rte_node_pkt_cls_api.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2025 Marvell.
+ */
+
+#ifndef __INCLUDE_RTE_NODE_PKT_CLS_API_H__
+#define __INCLUDE_RTE_NODE_PKT_CLS_API_H__
+
+/**
+ * @file rte_node_pkt_cls_api.h
+ *
+ * @warning
+ * @b EXPERIMENTAL:
+ * All functions in this file may be changed or removed without prior notice.
+ *
+ * This API allows to do control path functions of pkt_cls node.
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Packet classification (pkt_cls) next nodes.
+ */
+
+enum rte_node_pkt_cls_next {
+	RTE_NODE_PKT_CLS_NEXT_PKT_DROP,
+	RTE_NODE_PKT_CLS_NEXT_IP4_LOOKUP,
+	RTE_NODE_PKT_CLS_NEXT_IP6_LOOKUP,
+	RTE_NODE_PKT_CLS_NEXT_MAX,
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __INCLUDE_RTE_NODE_PKT_CLS_API_H__ */
-- 
2.25.1