tools: ynl: generate code for the handshake family

Generate support for the handshake family.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

tools/net/ynl/generated/Makefile

@@ -9,7 +9,7 @@ endif
 
 TOOL:=../ynl-gen-c.py
 
-GENS:=fou netdev
+GENS:=handshake fou netdev
 SRCS=$(patsubst %,%-user.c,${GENS})
 HDRS=$(patsubst %,%-user.h,${GENS})
 OBJS=$(patsubst %,%-user.o,${GENS})

tools/net/ynl/generated/handshake-user.h

+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* Do not edit directly, auto-generated from: */
+/*	Documentation/netlink/specs/handshake.yaml */
+/* YNL-GEN user header */
+
+#ifndef _LINUX_HANDSHAKE_GEN_H
+#define _LINUX_HANDSHAKE_GEN_H
+
+#include <stdlib.h>
+#include <string.h>
+#include <linux/types.h>
+#include <linux/handshake.h>
+
+struct ynl_sock;
+
+extern const struct ynl_family ynl_handshake_family;
+
+/* Enums */
+const char *handshake_op_str(int op);
+const char *handshake_handler_class_str(enum handshake_handler_class value);
+const char *handshake_msg_type_str(enum handshake_msg_type value);
+const char *handshake_auth_str(enum handshake_auth value);
+
+/* Common nested types */
+struct handshake_x509 {
+	struct {
+		__u32 cert:1;
+		__u32 privkey:1;
+	} _present;
+
+	__u32 cert;
+	__u32 privkey;
+};
+
+/* ============== HANDSHAKE_CMD_ACCEPT ============== */
+/* HANDSHAKE_CMD_ACCEPT - do */
+struct handshake_accept_req {
+	struct {
+		__u32 handler_class:1;
+	} _present;
+
+	enum handshake_handler_class handler_class;
+};
+
+static inline struct handshake_accept_req *handshake_accept_req_alloc(void)
+{
+	return calloc(1, sizeof(struct handshake_accept_req));
+}
+void handshake_accept_req_free(struct handshake_accept_req *req);
+
+static inline void
+handshake_accept_req_set_handler_class(struct handshake_accept_req *req,
+				       enum handshake_handler_class handler_class)
+{
+	req->_present.handler_class = 1;
+	req->handler_class = handler_class;
+}
+
+struct handshake_accept_rsp {
+	struct {
+		__u32 sockfd:1;
+		__u32 message_type:1;
+		__u32 timeout:1;
+		__u32 auth_mode:1;
+		__u32 peername_len;
+	} _present;
+
+	__u32 sockfd;
+	enum handshake_msg_type message_type;
+	__u32 timeout;
+	enum handshake_auth auth_mode;
+	unsigned int n_peer_identity;
+	__u32 *peer_identity;
+	unsigned int n_certificate;
+	struct handshake_x509 *certificate;
+	char *peername;
+};
+
+void handshake_accept_rsp_free(struct handshake_accept_rsp *rsp);
+
+/*
+ * Handler retrieves next queued handshake request
+ */
+struct handshake_accept_rsp *
+handshake_accept(struct ynl_sock *ys, struct handshake_accept_req *req);
+
+/* HANDSHAKE_CMD_ACCEPT - notify */
+struct handshake_accept_ntf {
+	__u16 family;
+	__u8 cmd;
+	struct ynl_ntf_base_type *next;
+	void (*free)(struct handshake_accept_ntf *ntf);
+	struct handshake_accept_rsp obj __attribute__ ((aligned (8)));
+};
+
+void handshake_accept_ntf_free(struct handshake_accept_ntf *rsp);
+
+/* ============== HANDSHAKE_CMD_DONE ============== */
+/* HANDSHAKE_CMD_DONE - do */
+struct handshake_done_req {
+	struct {
+		__u32 status:1;
+		__u32 sockfd:1;
+	} _present;
+
+	__u32 status;
+	__u32 sockfd;
+	unsigned int n_remote_auth;
+	__u32 *remote_auth;
+};
+
+static inline struct handshake_done_req *handshake_done_req_alloc(void)
+{
+	return calloc(1, sizeof(struct handshake_done_req));
+}
+void handshake_done_req_free(struct handshake_done_req *req);
+
+static inline void
+handshake_done_req_set_status(struct handshake_done_req *req, __u32 status)
+{
+	req->_present.status = 1;
+	req->status = status;
+}
+static inline void
+handshake_done_req_set_sockfd(struct handshake_done_req *req, __u32 sockfd)
+{
+	req->_present.sockfd = 1;
+	req->sockfd = sockfd;
+}
+static inline void
+__handshake_done_req_set_remote_auth(struct handshake_done_req *req,
+				     __u32 *remote_auth,
+				     unsigned int n_remote_auth)
+{
+	free(req->remote_auth);
+	req->remote_auth = remote_auth;
+	req->n_remote_auth = n_remote_auth;
+}
+
+/*
+ * Handler reports handshake completion
+ */
+int handshake_done(struct ynl_sock *ys, struct handshake_done_req *req);
+
+/* --------------- Common notification parsing --------------- */
+struct ynl_ntf_base_type *handshake_ntf_parse(struct ynl_sock *ys);
+
+#endif /* _LINUX_HANDSHAKE_GEN_H */