Date: Fri,  2 Jun 2023 22:25:46 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org,
	edumazet@...gle.com,
	pabeni@...hat.com,
	Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net-next 3/4] tools: ynl: support fou and netdev in C

Generate the code for netdev and fou families. They are simple
and already supported by the code gen.

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 tools/net/ynl/generated/Makefile      |   2 +-
 tools/net/ynl/generated/fou-user.c    | 340 ++++++++++++++++++++++++++
 tools/net/ynl/generated/fou-user.h    | 337 +++++++++++++++++++++++++
 tools/net/ynl/generated/netdev-user.c | 250 +++++++++++++++++++
 tools/net/ynl/generated/netdev-user.h |  88 +++++++
 5 files changed, 1016 insertions(+), 1 deletion(-)
 create mode 100644 tools/net/ynl/generated/fou-user.c
 create mode 100644 tools/net/ynl/generated/fou-user.h
 create mode 100644 tools/net/ynl/generated/netdev-user.c
 create mode 100644 tools/net/ynl/generated/netdev-user.h

diff --git a/tools/net/ynl/generated/Makefile b/tools/net/ynl/generated/Makefile
index 22f566eb095c..ef769e897922 100644
--- a/tools/net/ynl/generated/Makefile
+++ b/tools/net/ynl/generated/Makefile
@@ -9,7 +9,7 @@ endif
 
 TOOL:=../ynl-gen-c.py
 
-GENS:=
+GENS:=fou netdev
 SRCS=$(patsubst %,%-user.c,${GENS})
 HDRS=$(patsubst %,%-user.h,${GENS})
 OBJS=$(patsubst %,%-user.o,${GENS})
diff --git a/tools/net/ynl/generated/fou-user.c b/tools/net/ynl/generated/fou-user.c
new file mode 100644
index 000000000000..c99b5d438021
--- /dev/null
+++ b/tools/net/ynl/generated/fou-user.c
@@ -0,0 +1,340 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
+/* Do not edit directly, auto-generated from: */
+/*	Documentation/netlink/specs/fou.yaml */
+/* YNL-GEN user source */
+
+#include <stdlib.h>
+#include "fou-user.h"
+#include "ynl.h"
+#include <linux/fou.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <libmnl/libmnl.h>
+#include <linux/genetlink.h>
+
+/* Enums */
+static const char * const fou_op_strmap[] = {
+	[FOU_CMD_UNSPEC] = "unspec",
+	[FOU_CMD_ADD] = "add",
+	[FOU_CMD_DEL] = "del",
+	[FOU_CMD_GET] = "get",
+};
+
+const char *fou_op_str(int op)
+{
+	if (op < 0 || op >= (int)MNL_ARRAY_SIZE(fou_op_strmap))
+		return NULL;
+	return fou_op_strmap[op];
+}
+
+static const char * const fou_encap_type_strmap[] = {
+	[0] = "unspec",
+	[1] = "direct",
+	[2] = "gue",
+};
+
+const char *fou_encap_type_str(int value)
+{
+	if (value < 0 || value >= (int)MNL_ARRAY_SIZE(fou_encap_type_strmap))
+		return NULL;
+	return fou_encap_type_strmap[value];
+}
+
+/* Policies */
+extern struct ynl_policy_nest fou_nest;
+
+struct ynl_policy_attr fou_policy[FOU_ATTR_MAX + 1] = {
+	[FOU_ATTR_UNSPEC] = { .name = "unspec", .type = YNL_PT_REJECT, },
+	[FOU_ATTR_PORT] = { .name = "port", .type = YNL_PT_U16, },
+	[FOU_ATTR_AF] = { .name = "af", .type = YNL_PT_U8, },
+	[FOU_ATTR_IPPROTO] = { .name = "ipproto", .type = YNL_PT_U8, },
+	[FOU_ATTR_TYPE] = { .name = "type", .type = YNL_PT_U8, },
+	[FOU_ATTR_REMCSUM_NOPARTIAL] = { .name = "remcsum_nopartial", .type = YNL_PT_FLAG, },
+	[FOU_ATTR_LOCAL_V4] = { .name = "local_v4", .type = YNL_PT_U32, },
+	[FOU_ATTR_LOCAL_V6] = { .name = "local_v6", .type = YNL_PT_BINARY,},
+	[FOU_ATTR_PEER_V4] = { .name = "peer_v4", .type = YNL_PT_U32, },
+	[FOU_ATTR_PEER_V6] = { .name = "peer_v6", .type = YNL_PT_BINARY,},
+	[FOU_ATTR_PEER_PORT] = { .name = "peer_port", .type = YNL_PT_U16, },
+	[FOU_ATTR_IFINDEX] = { .name = "ifindex", .type = YNL_PT_U32, },
+};
+
+struct ynl_policy_nest fou_nest = {
+	.max_attr = FOU_ATTR_MAX,
+	.table = fou_policy,
+};
+
+/* Common nested types */
+/* ============== FOU_CMD_ADD ============== */
+/* FOU_CMD_ADD - do */
+void fou_add_req_free(struct fou_add_req *req)
+{
+	free(req->local_v6);
+	free(req->peer_v6);
+	free(req);
+}
+
+int fou_add(struct ynl_sock *ys, struct fou_add_req *req)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	nlh = ynl_gemsg_start_req(ys, ys->family_id, FOU_CMD_ADD, 1);
+	ys->req_policy = &fou_nest;
+
+	if (req->_present.port)
+		mnl_attr_put_u16(nlh, FOU_ATTR_PORT, req->port);
+	if (req->_present.ipproto)
+		mnl_attr_put_u8(nlh, FOU_ATTR_IPPROTO, req->ipproto);
+	if (req->_present.type)
+		mnl_attr_put_u8(nlh, FOU_ATTR_TYPE, req->type);
+	if (req->_present.remcsum_nopartial)
+		mnl_attr_put(nlh, FOU_ATTR_REMCSUM_NOPARTIAL, 0, NULL);
+	if (req->_present.local_v4)
+		mnl_attr_put_u32(nlh, FOU_ATTR_LOCAL_V4, req->local_v4);
+	if (req->_present.peer_v4)
+		mnl_attr_put_u32(nlh, FOU_ATTR_PEER_V4, req->peer_v4);
+	if (req->_present.local_v6_len)
+		mnl_attr_put(nlh, FOU_ATTR_LOCAL_V6, req->_present.local_v6_len, req->local_v6);
+	if (req->_present.peer_v6_len)
+		mnl_attr_put(nlh, FOU_ATTR_PEER_V6, req->_present.peer_v6_len, req->peer_v6);
+	if (req->_present.peer_port)
+		mnl_attr_put_u16(nlh, FOU_ATTR_PEER_PORT, req->peer_port);
+	if (req->_present.ifindex)
+		mnl_attr_put_u32(nlh, FOU_ATTR_IFINDEX, req->ifindex);
+
+	err = ynl_exec(ys, nlh, NULL);
+	if (err < 0)
+		return -1;
+
+	return 0;
+}
+
+/* ============== FOU_CMD_DEL ============== */
+/* FOU_CMD_DEL - do */
+void fou_del_req_free(struct fou_del_req *req)
+{
+	free(req->local_v6);
+	free(req->peer_v6);
+	free(req);
+}
+
+int fou_del(struct ynl_sock *ys, struct fou_del_req *req)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	nlh = ynl_gemsg_start_req(ys, ys->family_id, FOU_CMD_DEL, 1);
+	ys->req_policy = &fou_nest;
+
+	if (req->_present.af)
+		mnl_attr_put_u8(nlh, FOU_ATTR_AF, req->af);
+	if (req->_present.ifindex)
+		mnl_attr_put_u32(nlh, FOU_ATTR_IFINDEX, req->ifindex);
+	if (req->_present.port)
+		mnl_attr_put_u16(nlh, FOU_ATTR_PORT, req->port);
+	if (req->_present.peer_port)
+		mnl_attr_put_u16(nlh, FOU_ATTR_PEER_PORT, req->peer_port);
+	if (req->_present.local_v4)
+		mnl_attr_put_u32(nlh, FOU_ATTR_LOCAL_V4, req->local_v4);
+	if (req->_present.peer_v4)
+		mnl_attr_put_u32(nlh, FOU_ATTR_PEER_V4, req->peer_v4);
+	if (req->_present.local_v6_len)
+		mnl_attr_put(nlh, FOU_ATTR_LOCAL_V6, req->_present.local_v6_len, req->local_v6);
+	if (req->_present.peer_v6_len)
+		mnl_attr_put(nlh, FOU_ATTR_PEER_V6, req->_present.peer_v6_len, req->peer_v6);
+
+	err = ynl_exec(ys, nlh, NULL);
+	if (err < 0)
+		return -1;
+
+	return 0;
+}
+
+/* ============== FOU_CMD_GET ============== */
+/* FOU_CMD_GET - do */
+void fou_get_req_free(struct fou_get_req *req)
+{
+	free(req->local_v6);
+	free(req->peer_v6);
+	free(req);
+}
+
+void fou_get_rsp_free(struct fou_get_rsp *rsp)
+{
+	free(rsp->local_v6);
+	free(rsp->peer_v6);
+	free(rsp);
+}
+
+int fou_get_rsp_parse(const struct nlmsghdr *nlh, void *data)
+{
+	struct ynl_parse_arg *yarg = data;
+	const struct nlattr *attr;
+	struct fou_get_rsp *dst;
+
+	dst = yarg->data;
+
+	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
+		if (mnl_attr_get_type(attr) == FOU_ATTR_PORT) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.port = 1;
+			dst->port = mnl_attr_get_u16(attr);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_IPPROTO) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.ipproto = 1;
+			dst->ipproto = mnl_attr_get_u8(attr);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_TYPE) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.type = 1;
+			dst->type = mnl_attr_get_u8(attr);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_REMCSUM_NOPARTIAL) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.remcsum_nopartial = 1;
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_LOCAL_V4) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.local_v4 = 1;
+			dst->local_v4 = mnl_attr_get_u32(attr);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_PEER_V4) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.peer_v4 = 1;
+			dst->peer_v4 = mnl_attr_get_u32(attr);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_LOCAL_V6) {
+			unsigned int len;
+
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+
+			len = mnl_attr_get_payload_len(attr);
+			dst->_present.local_v6_len = len;
+			dst->local_v6 = malloc(len);
+			memcpy(dst->local_v6, mnl_attr_get_payload(attr), len);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_PEER_V6) {
+			unsigned int len;
+
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+
+			len = mnl_attr_get_payload_len(attr);
+			dst->_present.peer_v6_len = len;
+			dst->peer_v6 = malloc(len);
+			memcpy(dst->peer_v6, mnl_attr_get_payload(attr), len);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_PEER_PORT) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.peer_port = 1;
+			dst->peer_port = mnl_attr_get_u16(attr);
+		}
+		else if (mnl_attr_get_type(attr) == FOU_ATTR_IFINDEX) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.ifindex = 1;
+			dst->ifindex = mnl_attr_get_u32(attr);
+		}
+	}
+
+	return MNL_CB_OK;
+}
+
+struct fou_get_rsp *fou_get(struct ynl_sock *ys, struct fou_get_req *req)
+{
+	struct ynl_req_state yrs = { .yarg = { .ys = ys, }, };
+	struct fou_get_rsp *rsp;
+	struct nlmsghdr *nlh;
+	int err;
+
+	nlh = ynl_gemsg_start_req(ys, ys->family_id, FOU_CMD_GET, 1);
+	ys->req_policy = &fou_nest;
+	yrs.yarg.rsp_policy = &fou_nest;
+
+	if (req->_present.af)
+		mnl_attr_put_u8(nlh, FOU_ATTR_AF, req->af);
+	if (req->_present.ifindex)
+		mnl_attr_put_u32(nlh, FOU_ATTR_IFINDEX, req->ifindex);
+	if (req->_present.port)
+		mnl_attr_put_u16(nlh, FOU_ATTR_PORT, req->port);
+	if (req->_present.peer_port)
+		mnl_attr_put_u16(nlh, FOU_ATTR_PEER_PORT, req->peer_port);
+	if (req->_present.local_v4)
+		mnl_attr_put_u32(nlh, FOU_ATTR_LOCAL_V4, req->local_v4);
+	if (req->_present.peer_v4)
+		mnl_attr_put_u32(nlh, FOU_ATTR_PEER_V4, req->peer_v4);
+	if (req->_present.local_v6_len)
+		mnl_attr_put(nlh, FOU_ATTR_LOCAL_V6, req->_present.local_v6_len, req->local_v6);
+	if (req->_present.peer_v6_len)
+		mnl_attr_put(nlh, FOU_ATTR_PEER_V6, req->_present.peer_v6_len, req->peer_v6);
+
+	rsp = calloc(1, sizeof(*rsp));
+	yrs.yarg.data = rsp;
+	yrs.cb = fou_get_rsp_parse;
+	yrs.rsp_cmd = FOU_CMD_GET;
+
+	err = ynl_exec(ys, nlh, &yrs);
+	if (err < 0)
+		goto err_free;
+
+	return rsp;
+
+err_free:
+	fou_get_rsp_free(rsp);
+	return NULL;
+}
+
+/* FOU_CMD_GET - dump */
+void fou_get_list_free(struct fou_get_list *rsp)
+{
+	struct fou_get_list *next = rsp;
+
+	while ((void *)next != YNL_LIST_END) {
+		rsp = next;
+		next = rsp->next;
+
+		free(rsp->obj.local_v6);
+		free(rsp->obj.peer_v6);
+		free(rsp);
+	}
+}
+
+struct fou_get_list *fou_get_dump(struct ynl_sock *ys)
+{
+	struct ynl_dump_state yds = {};
+	struct nlmsghdr *nlh;
+	int err;
+
+	yds.ys = ys;
+	yds.alloc_sz = sizeof(struct fou_get_list);
+	yds.cb = fou_get_rsp_parse;
+	yds.rsp_cmd = FOU_CMD_GET;
+	yds.rsp_policy = &fou_nest;
+
+	nlh = ynl_gemsg_start_dump(ys, ys->family_id, FOU_CMD_GET, 1);
+
+	err = ynl_exec_dump(ys, nlh, &yds);
+	if (err < 0)
+		goto free_list;
+
+	return yds.first;
+
+free_list:
+	fou_get_list_free(yds.first);
+	return NULL;
+}
+
+const struct ynl_family ynl_fou_family =  {
+	.name		= "fou",
+};
diff --git a/tools/net/ynl/generated/fou-user.h b/tools/net/ynl/generated/fou-user.h
new file mode 100644
index 000000000000..d8ab50579cd1
--- /dev/null
+++ b/tools/net/ynl/generated/fou-user.h
@@ -0,0 +1,337 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* Do not edit directly, auto-generated from: */
+/*	Documentation/netlink/specs/fou.yaml */
+/* YNL-GEN user header */
+
+#ifndef _LINUX_FOU_GEN_H
+#define _LINUX_FOU_GEN_H
+
+#include <stdlib.h>
+#include <string.h>
+#include <linux/types.h>
+#include <linux/fou.h>
+
+struct ynl_sock;
+
+extern const struct ynl_family ynl_fou_family;
+
+/* Enums */
+const char *fou_op_str(int op);
+const char *fou_encap_type_str(int value);
+
+/* Common nested types */
+/* ============== FOU_CMD_ADD ============== */
+/* FOU_CMD_ADD - do */
+struct fou_add_req {
+	struct {
+		__u32 port:1;
+		__u32 ipproto:1;
+		__u32 type:1;
+		__u32 remcsum_nopartial:1;
+		__u32 local_v4:1;
+		__u32 peer_v4:1;
+		__u32 local_v6_len;
+		__u32 peer_v6_len;
+		__u32 peer_port:1;
+		__u32 ifindex:1;
+	} _present;
+
+	__u16 port /* big-endian */;
+	__u8 ipproto;
+	__u8 type;
+	__u32 local_v4;
+	__u32 peer_v4;
+	void *local_v6;
+	void *peer_v6;
+	__u16 peer_port /* big-endian */;
+	__s32 ifindex;
+};
+
+static inline struct fou_add_req *fou_add_req_alloc(void)
+{
+	return calloc(1, sizeof(struct fou_add_req));
+}
+void fou_add_req_free(struct fou_add_req *req);
+
+static inline void
+fou_add_req_set_port(struct fou_add_req *req, __u16 port /* big-endian */)
+{
+	req->_present.port = 1;
+	req->port = port;
+}
+static inline void
+fou_add_req_set_ipproto(struct fou_add_req *req, __u8 ipproto)
+{
+	req->_present.ipproto = 1;
+	req->ipproto = ipproto;
+}
+static inline void fou_add_req_set_type(struct fou_add_req *req, __u8 type)
+{
+	req->_present.type = 1;
+	req->type = type;
+}
+static inline void fou_add_req_set_remcsum_nopartial(struct fou_add_req *req)
+{
+	req->_present.remcsum_nopartial = 1;
+}
+static inline void
+fou_add_req_set_local_v4(struct fou_add_req *req, __u32 local_v4)
+{
+	req->_present.local_v4 = 1;
+	req->local_v4 = local_v4;
+}
+static inline void
+fou_add_req_set_peer_v4(struct fou_add_req *req, __u32 peer_v4)
+{
+	req->_present.peer_v4 = 1;
+	req->peer_v4 = peer_v4;
+}
+static inline void
+fou_add_req_set_local_v6(struct fou_add_req *req, const void *local_v6,
+			 size_t len)
+{
+	free(req->local_v6);
+	req->local_v6 = malloc(req->_present.local_v6_len);
+	memcpy(req->local_v6, local_v6, req->_present.local_v6_len);
+}
+static inline void
+fou_add_req_set_peer_v6(struct fou_add_req *req, const void *peer_v6,
+			size_t len)
+{
+	free(req->peer_v6);
+	req->peer_v6 = malloc(req->_present.peer_v6_len);
+	memcpy(req->peer_v6, peer_v6, req->_present.peer_v6_len);
+}
+static inline void
+fou_add_req_set_peer_port(struct fou_add_req *req,
+			  __u16 peer_port /* big-endian */)
+{
+	req->_present.peer_port = 1;
+	req->peer_port = peer_port;
+}
+static inline void
+fou_add_req_set_ifindex(struct fou_add_req *req, __s32 ifindex)
+{
+	req->_present.ifindex = 1;
+	req->ifindex = ifindex;
+}
+
+/*
+ * Add port.
+ */
+int fou_add(struct ynl_sock *ys, struct fou_add_req *req);
+
+/* ============== FOU_CMD_DEL ============== */
+/* FOU_CMD_DEL - do */
+struct fou_del_req {
+	struct {
+		__u32 af:1;
+		__u32 ifindex:1;
+		__u32 port:1;
+		__u32 peer_port:1;
+		__u32 local_v4:1;
+		__u32 peer_v4:1;
+		__u32 local_v6_len;
+		__u32 peer_v6_len;
+	} _present;
+
+	__u8 af;
+	__s32 ifindex;
+	__u16 port /* big-endian */;
+	__u16 peer_port /* big-endian */;
+	__u32 local_v4;
+	__u32 peer_v4;
+	void *local_v6;
+	void *peer_v6;
+};
+
+static inline struct fou_del_req *fou_del_req_alloc(void)
+{
+	return calloc(1, sizeof(struct fou_del_req));
+}
+void fou_del_req_free(struct fou_del_req *req);
+
+static inline void fou_del_req_set_af(struct fou_del_req *req, __u8 af)
+{
+	req->_present.af = 1;
+	req->af = af;
+}
+static inline void
+fou_del_req_set_ifindex(struct fou_del_req *req, __s32 ifindex)
+{
+	req->_present.ifindex = 1;
+	req->ifindex = ifindex;
+}
+static inline void
+fou_del_req_set_port(struct fou_del_req *req, __u16 port /* big-endian */)
+{
+	req->_present.port = 1;
+	req->port = port;
+}
+static inline void
+fou_del_req_set_peer_port(struct fou_del_req *req,
+			  __u16 peer_port /* big-endian */)
+{
+	req->_present.peer_port = 1;
+	req->peer_port = peer_port;
+}
+static inline void
+fou_del_req_set_local_v4(struct fou_del_req *req, __u32 local_v4)
+{
+	req->_present.local_v4 = 1;
+	req->local_v4 = local_v4;
+}
+static inline void
+fou_del_req_set_peer_v4(struct fou_del_req *req, __u32 peer_v4)
+{
+	req->_present.peer_v4 = 1;
+	req->peer_v4 = peer_v4;
+}
+static inline void
+fou_del_req_set_local_v6(struct fou_del_req *req, const void *local_v6,
+			 size_t len)
+{
+	free(req->local_v6);
+	req->local_v6 = malloc(req->_present.local_v6_len);
+	memcpy(req->local_v6, local_v6, req->_present.local_v6_len);
+}
+static inline void
+fou_del_req_set_peer_v6(struct fou_del_req *req, const void *peer_v6,
+			size_t len)
+{
+	free(req->peer_v6);
+	req->peer_v6 = malloc(req->_present.peer_v6_len);
+	memcpy(req->peer_v6, peer_v6, req->_present.peer_v6_len);
+}
+
+/*
+ * Delete port.
+ */
+int fou_del(struct ynl_sock *ys, struct fou_del_req *req);
+
+/* ============== FOU_CMD_GET ============== */
+/* FOU_CMD_GET - do */
+struct fou_get_req {
+	struct {
+		__u32 af:1;
+		__u32 ifindex:1;
+		__u32 port:1;
+		__u32 peer_port:1;
+		__u32 local_v4:1;
+		__u32 peer_v4:1;
+		__u32 local_v6_len;
+		__u32 peer_v6_len;
+	} _present;
+
+	__u8 af;
+	__s32 ifindex;
+	__u16 port /* big-endian */;
+	__u16 peer_port /* big-endian */;
+	__u32 local_v4;
+	__u32 peer_v4;
+	void *local_v6;
+	void *peer_v6;
+};
+
+static inline struct fou_get_req *fou_get_req_alloc(void)
+{
+	return calloc(1, sizeof(struct fou_get_req));
+}
+void fou_get_req_free(struct fou_get_req *req);
+
+static inline void fou_get_req_set_af(struct fou_get_req *req, __u8 af)
+{
+	req->_present.af = 1;
+	req->af = af;
+}
+static inline void
+fou_get_req_set_ifindex(struct fou_get_req *req, __s32 ifindex)
+{
+	req->_present.ifindex = 1;
+	req->ifindex = ifindex;
+}
+static inline void
+fou_get_req_set_port(struct fou_get_req *req, __u16 port /* big-endian */)
+{
+	req->_present.port = 1;
+	req->port = port;
+}
+static inline void
+fou_get_req_set_peer_port(struct fou_get_req *req,
+			  __u16 peer_port /* big-endian */)
+{
+	req->_present.peer_port = 1;
+	req->peer_port = peer_port;
+}
+static inline void
+fou_get_req_set_local_v4(struct fou_get_req *req, __u32 local_v4)
+{
+	req->_present.local_v4 = 1;
+	req->local_v4 = local_v4;
+}
+static inline void
+fou_get_req_set_peer_v4(struct fou_get_req *req, __u32 peer_v4)
+{
+	req->_present.peer_v4 = 1;
+	req->peer_v4 = peer_v4;
+}
+static inline void
+fou_get_req_set_local_v6(struct fou_get_req *req, const void *local_v6,
+			 size_t len)
+{
+	free(req->local_v6);
+	req->local_v6 = malloc(req->_present.local_v6_len);
+	memcpy(req->local_v6, local_v6, req->_present.local_v6_len);
+}
+static inline void
+fou_get_req_set_peer_v6(struct fou_get_req *req, const void *peer_v6,
+			size_t len)
+{
+	free(req->peer_v6);
+	req->peer_v6 = malloc(req->_present.peer_v6_len);
+	memcpy(req->peer_v6, peer_v6, req->_present.peer_v6_len);
+}
+
+struct fou_get_rsp {
+	struct {
+		__u32 port:1;
+		__u32 ipproto:1;
+		__u32 type:1;
+		__u32 remcsum_nopartial:1;
+		__u32 local_v4:1;
+		__u32 peer_v4:1;
+		__u32 local_v6_len;
+		__u32 peer_v6_len;
+		__u32 peer_port:1;
+		__u32 ifindex:1;
+	} _present;
+
+	__u16 port /* big-endian */;
+	__u8 ipproto;
+	__u8 type;
+	__u32 local_v4;
+	__u32 peer_v4;
+	void *local_v6;
+	void *peer_v6;
+	__u16 peer_port /* big-endian */;
+	__s32 ifindex;
+};
+
+void fou_get_rsp_free(struct fou_get_rsp *rsp);
+
+/*
+ * Get tunnel info.
+ */
+struct fou_get_rsp *fou_get(struct ynl_sock *ys, struct fou_get_req *req);
+
+/* FOU_CMD_GET - dump */
+struct fou_get_list {
+	struct fou_get_list *next;
+	struct fou_get_rsp obj __attribute__ ((aligned (8)));
+};
+
+void fou_get_list_free(struct fou_get_list *rsp);
+
+struct fou_get_list *fou_get_dump(struct ynl_sock *ys);
+
+#endif /* _LINUX_FOU_GEN_H */
diff --git a/tools/net/ynl/generated/netdev-user.c b/tools/net/ynl/generated/netdev-user.c
new file mode 100644
index 000000000000..aea5c7cc8ead
--- /dev/null
+++ b/tools/net/ynl/generated/netdev-user.c
@@ -0,0 +1,250 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
+/* Do not edit directly, auto-generated from: */
+/*	Documentation/netlink/specs/netdev.yaml */
+/* YNL-GEN user source */
+
+#include <stdlib.h>
+#include "netdev-user.h"
+#include "ynl.h"
+#include <linux/netdev.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <libmnl/libmnl.h>
+#include <linux/genetlink.h>
+
+/* Enums */
+static const char * const netdev_op_strmap[] = {
+	[NETDEV_CMD_DEV_GET] = "dev-get",
+	[NETDEV_CMD_DEV_ADD_NTF] = "dev-add-ntf",
+	[NETDEV_CMD_DEV_DEL_NTF] = "dev-del-ntf",
+	[NETDEV_CMD_DEV_CHANGE_NTF] = "dev-change-ntf",
+};
+
+const char *netdev_op_str(int op)
+{
+	if (op < 0 || op >= (int)MNL_ARRAY_SIZE(netdev_op_strmap))
+		return NULL;
+	return netdev_op_strmap[op];
+}
+
+static const char * const netdev_xdp_act_strmap[] = {
+	[0] = "basic",
+	[1] = "redirect",
+	[2] = "ndo-xmit",
+	[3] = "xsk-zerocopy",
+	[4] = "hw-offload",
+	[5] = "rx-sg",
+	[6] = "ndo-xmit-sg",
+};
+
+const char *netdev_xdp_act_str(enum netdev_xdp_act value)
+{
+	value = ffs(value) - 1;
+	if (value < 0 || value >= (int)MNL_ARRAY_SIZE(netdev_xdp_act_strmap))
+		return NULL;
+	return netdev_xdp_act_strmap[value];
+}
+
+/* Policies */
+extern struct ynl_policy_nest netdev_dev_nest;
+
+struct ynl_policy_attr netdev_dev_policy[NETDEV_A_DEV_MAX + 1] = {
+	[NETDEV_A_DEV_IFINDEX] = { .name = "ifindex", .type = YNL_PT_U32, },
+	[NETDEV_A_DEV_PAD] = { .name = "pad", .type = YNL_PT_IGNORE, },
+	[NETDEV_A_DEV_XDP_FEATURES] = { .name = "xdp-features", .type = YNL_PT_U64, },
+};
+
+struct ynl_policy_nest netdev_dev_nest = {
+	.max_attr = NETDEV_A_DEV_MAX,
+	.table = netdev_dev_policy,
+};
+
+/* Common nested types */
+/* ============== NETDEV_CMD_DEV_GET ============== */
+/* NETDEV_CMD_DEV_GET - do */
+void netdev_dev_get_req_free(struct netdev_dev_get_req *req)
+{
+	free(req);
+}
+
+void netdev_dev_get_rsp_free(struct netdev_dev_get_rsp *rsp)
+{
+	free(rsp);
+}
+
+int netdev_dev_get_rsp_parse(const struct nlmsghdr *nlh, void *data)
+{
+	struct ynl_parse_arg *yarg = data;
+	struct netdev_dev_get_rsp *dst;
+	const struct nlattr *attr;
+
+	dst = yarg->data;
+
+	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
+		if (mnl_attr_get_type(attr) == NETDEV_A_DEV_IFINDEX) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.ifindex = 1;
+			dst->ifindex = mnl_attr_get_u32(attr);
+		}
+		else if (mnl_attr_get_type(attr) == NETDEV_A_DEV_XDP_FEATURES) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.xdp_features = 1;
+			dst->xdp_features = mnl_attr_get_u64(attr);
+		}
+	}
+
+	return MNL_CB_OK;
+}
+
+struct netdev_dev_get_rsp *
+netdev_dev_get(struct ynl_sock *ys, struct netdev_dev_get_req *req)
+{
+	struct ynl_req_state yrs = { .yarg = { .ys = ys, }, };
+	struct netdev_dev_get_rsp *rsp;
+	struct nlmsghdr *nlh;
+	int err;
+
+	nlh = ynl_gemsg_start_req(ys, ys->family_id, NETDEV_CMD_DEV_GET, 1);
+	ys->req_policy = &netdev_dev_nest;
+	yrs.yarg.rsp_policy = &netdev_dev_nest;
+
+	if (req->_present.ifindex)
+		mnl_attr_put_u32(nlh, NETDEV_A_DEV_IFINDEX, req->ifindex);
+
+	rsp = calloc(1, sizeof(*rsp));
+	yrs.yarg.data = rsp;
+	yrs.cb = netdev_dev_get_rsp_parse;
+	yrs.rsp_cmd = NETDEV_CMD_DEV_GET;
+
+	err = ynl_exec(ys, nlh, &yrs);
+	if (err < 0)
+		goto err_free;
+
+	return rsp;
+
+err_free:
+	netdev_dev_get_rsp_free(rsp);
+	return NULL;
+}
+
+/* NETDEV_CMD_DEV_GET - dump */
+void netdev_dev_get_list_free(struct netdev_dev_get_list *rsp)
+{
+	struct netdev_dev_get_list *next = rsp;
+
+	while ((void *)next != YNL_LIST_END) {
+		rsp = next;
+		next = rsp->next;
+
+		free(rsp);
+	}
+}
+
+struct netdev_dev_get_list *netdev_dev_get_dump(struct ynl_sock *ys)
+{
+	struct ynl_dump_state yds = {};
+	struct nlmsghdr *nlh;
+	int err;
+
+	yds.ys = ys;
+	yds.alloc_sz = sizeof(struct netdev_dev_get_list);
+	yds.cb = netdev_dev_get_rsp_parse;
+	yds.rsp_cmd = NETDEV_CMD_DEV_GET;
+	yds.rsp_policy = &netdev_dev_nest;
+
+	nlh = ynl_gemsg_start_dump(ys, ys->family_id, NETDEV_CMD_DEV_GET, 1);
+
+	err = ynl_exec_dump(ys, nlh, &yds);
+	if (err < 0)
+		goto free_list;
+
+	return yds.first;
+
+free_list:
+	netdev_dev_get_list_free(yds.first);
+	return NULL;
+}
+
+/* NETDEV_CMD_DEV_GET - notify */
+void netdev_dev_get_ntf_free(struct netdev_dev_get_ntf *rsp)
+{
+	free(rsp);
+}
+
+/* --------------- Common notification parsing --------------- */
+struct ynl_ntf_base_type *netdev_ntf_parse(struct ynl_sock *ys)
+{
+	struct ynl_parse_arg yarg = { .ys = ys, };
+	struct ynl_ntf_base_type *rsp;
+	struct genlmsghdr *genlh;
+	struct nlmsghdr *nlh;
+	mnl_cb_t parse;
+	int len, err;
+
+	len = mnl_socket_recvfrom(ys->sock, ys->rx_buf, MNL_SOCKET_BUFFER_SIZE);
+	if (len < (ssize_t)(sizeof(*nlh) + sizeof(*genlh)))
+		return NULL;
+
+	nlh = (struct nlmsghdr *)ys->rx_buf;
+	genlh = mnl_nlmsg_get_payload(nlh);
+
+	switch (genlh->cmd) {
+	case NETDEV_CMD_DEV_ADD_NTF:
+	case NETDEV_CMD_DEV_DEL_NTF:
+	case NETDEV_CMD_DEV_CHANGE_NTF:
+		rsp = calloc(1, sizeof(struct netdev_dev_get_ntf));
+		parse = netdev_dev_get_rsp_parse;
+		yarg.rsp_policy = &netdev_dev_nest;
+		rsp->free = (void *)netdev_dev_get_ntf_free;
+		break;
+	default:
+		ynl_error_unknown_notification(ys, genlh->cmd);
+		return NULL;
+	}
+
+	yarg.data = rsp->data;
+
+	err = mnl_cb_run2(ys->rx_buf, len, 0, 0, parse, &yarg,
+			 ynl_cb_array, NLMSG_MIN_TYPE);
+	if (err < 0)
+		goto err_free;
+
+	rsp->family = nlh->nlmsg_type;
+	rsp->cmd = genlh->cmd;
+	return rsp;
+
+err_free:
+	free(rsp);
+	return NULL;
+}
+
+static const struct ynl_ntf_info netdev_ntf_info[] =  {
+	[NETDEV_CMD_DEV_ADD_NTF] =  {
+		.alloc_sz	= sizeof(struct netdev_dev_get_ntf),
+		.cb		= netdev_dev_get_rsp_parse,
+		.policy		= &netdev_dev_nest,
+		.free		= (void *)netdev_dev_get_ntf_free,
+	},
+	[NETDEV_CMD_DEV_DEL_NTF] =  {
+		.alloc_sz	= sizeof(struct netdev_dev_get_ntf),
+		.cb		= netdev_dev_get_rsp_parse,
+		.policy		= &netdev_dev_nest,
+		.free		= (void *)netdev_dev_get_ntf_free,
+	},
+	[NETDEV_CMD_DEV_CHANGE_NTF] =  {
+		.alloc_sz	= sizeof(struct netdev_dev_get_ntf),
+		.cb		= netdev_dev_get_rsp_parse,
+		.policy		= &netdev_dev_nest,
+		.free		= (void *)netdev_dev_get_ntf_free,
+	},
+};
+
+const struct ynl_family ynl_netdev_family =  {
+	.name		= "netdev",
+	.ntf_info	= netdev_ntf_info,
+	.ntf_info_size	= MNL_ARRAY_SIZE(netdev_ntf_info),
+};
diff --git a/tools/net/ynl/generated/netdev-user.h b/tools/net/ynl/generated/netdev-user.h
new file mode 100644
index 000000000000..d146bc4b2112
--- /dev/null
+++ b/tools/net/ynl/generated/netdev-user.h
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* Do not edit directly, auto-generated from: */
+/*	Documentation/netlink/specs/netdev.yaml */
+/* YNL-GEN user header */
+
+#ifndef _LINUX_NETDEV_GEN_H
+#define _LINUX_NETDEV_GEN_H
+
+#include <stdlib.h>
+#include <string.h>
+#include <linux/types.h>
+#include <linux/netdev.h>
+
+struct ynl_sock;
+
+extern const struct ynl_family ynl_netdev_family;
+
+/* Enums */
+const char *netdev_op_str(int op);
+const char *netdev_xdp_act_str(enum netdev_xdp_act value);
+
+/* Common nested types */
+/* ============== NETDEV_CMD_DEV_GET ============== */
+/* NETDEV_CMD_DEV_GET - do */
+struct netdev_dev_get_req {
+	struct {
+		__u32 ifindex:1;
+	} _present;
+
+	__u32 ifindex;
+};
+
+static inline struct netdev_dev_get_req *netdev_dev_get_req_alloc(void)
+{
+	return calloc(1, sizeof(struct netdev_dev_get_req));
+}
+void netdev_dev_get_req_free(struct netdev_dev_get_req *req);
+
+static inline void
+netdev_dev_get_req_set_ifindex(struct netdev_dev_get_req *req, __u32 ifindex)
+{
+	req->_present.ifindex = 1;
+	req->ifindex = ifindex;
+}
+
+struct netdev_dev_get_rsp {
+	struct {
+		__u32 ifindex:1;
+		__u32 xdp_features:1;
+	} _present;
+
+	__u32 ifindex;
+	__u64 xdp_features;
+};
+
+void netdev_dev_get_rsp_free(struct netdev_dev_get_rsp *rsp);
+
+/*
+ * Get / dump information about a netdev.
+ */
+struct netdev_dev_get_rsp *
+netdev_dev_get(struct ynl_sock *ys, struct netdev_dev_get_req *req);
+
+/* NETDEV_CMD_DEV_GET - dump */
+struct netdev_dev_get_list {
+	struct netdev_dev_get_list *next;
+	struct netdev_dev_get_rsp obj __attribute__ ((aligned (8)));
+};
+
+void netdev_dev_get_list_free(struct netdev_dev_get_list *rsp);
+
+struct netdev_dev_get_list *netdev_dev_get_dump(struct ynl_sock *ys);
+
+/* NETDEV_CMD_DEV_GET - notify */
+struct netdev_dev_get_ntf {
+	__u16 family;
+	__u8 cmd;
+	struct ynl_ntf_base_type *next;
+	void (*free)(struct netdev_dev_get_ntf *ntf);
+	struct netdev_dev_get_rsp obj __attribute__ ((aligned (8)));
+};
+
+void netdev_dev_get_ntf_free(struct netdev_dev_get_ntf *rsp);
+
+/* --------------- Common notification parsing --------------- */
+struct ynl_ntf_base_type *netdev_ntf_parse(struct ynl_sock *ys);
+
+#endif /* _LINUX_NETDEV_GEN_H */
-- 
2.40.1

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