tools/net/ynl/generated/handshake-user.c - third_party/linux - Git at Google

 // 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 source */

 #include <stdlib.h>
 #include <string.h>
 #include "handshake-user.h"
 #include "ynl.h"
 #include <linux/handshake.h>

 #include <libmnl/libmnl.h>
 #include <linux/genetlink.h>

 /* Enums */
 static const char * const handshake_op_strmap[] = {
 	[HANDSHAKE_CMD_READY] = "ready",
 	[HANDSHAKE_CMD_ACCEPT] = "accept",
 	[HANDSHAKE_CMD_DONE] = "done",
 };

 const char *handshake_op_str(int op)
 {
 	if (op < 0 || op >= (int)MNL_ARRAY_SIZE(handshake_op_strmap))
 		return NULL;
 	return handshake_op_strmap[op];
 }

 static const char * const handshake_handler_class_strmap[] = {
 	[0] = "none",
 	[1] = "tlshd",
 	[2] = "max",
 };

 const char *handshake_handler_class_str(enum handshake_handler_class value)
 {
 	if (value < 0 || value >= (int)MNL_ARRAY_SIZE(handshake_handler_class_strmap))
 		return NULL;
 	return handshake_handler_class_strmap[value];
 }

 static const char * const handshake_msg_type_strmap[] = {
 	[0] = "unspec",
 	[1] = "clienthello",
 	[2] = "serverhello",
 };

 const char *handshake_msg_type_str(enum handshake_msg_type value)
 {
 	if (value < 0 || value >= (int)MNL_ARRAY_SIZE(handshake_msg_type_strmap))
 		return NULL;
 	return handshake_msg_type_strmap[value];
 }

 static const char * const handshake_auth_strmap[] = {
 	[0] = "unspec",
 	[1] = "unauth",
 	[2] = "psk",
 	[3] = "x509",
 };

 const char *handshake_auth_str(enum handshake_auth value)
 {
 	if (value < 0 || value >= (int)MNL_ARRAY_SIZE(handshake_auth_strmap))
 		return NULL;
 	return handshake_auth_strmap[value];
 }

 /* Policies */
 struct ynl_policy_attr handshake_x509_policy[HANDSHAKE_A_X509_MAX + 1] = {
 	[HANDSHAKE_A_X509_CERT] = { .name = "cert", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_X509_PRIVKEY] = { .name = "privkey", .type = YNL_PT_U32, },
 };

 struct ynl_policy_nest handshake_x509_nest = {
 	.max_attr = HANDSHAKE_A_X509_MAX,
 	.table = handshake_x509_policy,
 };

 struct ynl_policy_attr handshake_accept_policy[HANDSHAKE_A_ACCEPT_MAX + 1] = {
 	[HANDSHAKE_A_ACCEPT_SOCKFD] = { .name = "sockfd", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_ACCEPT_HANDLER_CLASS] = { .name = "handler-class", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_ACCEPT_MESSAGE_TYPE] = { .name = "message-type", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_ACCEPT_TIMEOUT] = { .name = "timeout", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_ACCEPT_AUTH_MODE] = { .name = "auth-mode", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_ACCEPT_PEER_IDENTITY] = { .name = "peer-identity", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_ACCEPT_CERTIFICATE] = { .name = "certificate", .type = YNL_PT_NEST, .nest = &handshake_x509_nest, },
 	[HANDSHAKE_A_ACCEPT_PEERNAME] = { .name = "peername", .type = YNL_PT_NUL_STR, },
 };

 struct ynl_policy_nest handshake_accept_nest = {
 	.max_attr = HANDSHAKE_A_ACCEPT_MAX,
 	.table = handshake_accept_policy,
 };

 struct ynl_policy_attr handshake_done_policy[HANDSHAKE_A_DONE_MAX + 1] = {
 	[HANDSHAKE_A_DONE_STATUS] = { .name = "status", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_DONE_SOCKFD] = { .name = "sockfd", .type = YNL_PT_U32, },
 	[HANDSHAKE_A_DONE_REMOTE_AUTH] = { .name = "remote-auth", .type = YNL_PT_U32, },
 };

 struct ynl_policy_nest handshake_done_nest = {
 	.max_attr = HANDSHAKE_A_DONE_MAX,
 	.table = handshake_done_policy,
 };

 /* Common nested types */
 void handshake_x509_free(struct handshake_x509 *obj)
 {
 }

 int handshake_x509_parse(struct ynl_parse_arg *yarg,
 			 const struct nlattr *nested)
 {
 	struct handshake_x509 *dst = yarg->data;
 	const struct nlattr *attr;

 	mnl_attr_for_each_nested(attr, nested) {
 		unsigned int type = mnl_attr_get_type(attr);

 		if (type == HANDSHAKE_A_X509_CERT) {
 			if (ynl_attr_validate(yarg, attr))
 				return MNL_CB_ERROR;
 			dst->_present.cert = 1;
 			dst->cert = mnl_attr_get_u32(attr);
 		} else if (type == HANDSHAKE_A_X509_PRIVKEY) {
 			if (ynl_attr_validate(yarg, attr))
 				return MNL_CB_ERROR;
 			dst->_present.privkey = 1;
 			dst->privkey = mnl_attr_get_u32(attr);
 		}
 	}

 	return 0;
 }

 /* ============== HANDSHAKE_CMD_ACCEPT ============== */
 /* HANDSHAKE_CMD_ACCEPT - do */
 void handshake_accept_req_free(struct handshake_accept_req *req)
 {
 	free(req);
 }

 void handshake_accept_rsp_free(struct handshake_accept_rsp *rsp)
 {
 	unsigned int i;

 	free(rsp->peer_identity);
 	for (i = 0; i < rsp->n_certificate; i++)
 		handshake_x509_free(&rsp->certificate[i]);
 	free(rsp->certificate);
 	free(rsp->peername);
 	free(rsp);
 }

 int handshake_accept_rsp_parse(const struct nlmsghdr *nlh, void *data)
 {
 	struct ynl_parse_arg *yarg = data;
 	struct handshake_accept_rsp *dst;
 	unsigned int n_peer_identity = 0;
 	unsigned int n_certificate = 0;
 	const struct nlattr *attr;
 	struct ynl_parse_arg parg;
 	int i;

 	dst = yarg->data;
 	parg.ys = yarg->ys;

 	if (dst->certificate)
 		return ynl_error_parse(yarg, "attribute already present (accept.certificate)");
 	if (dst->peer_identity)
 		return ynl_error_parse(yarg, "attribute already present (accept.peer-identity)");

 	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
 		unsigned int type = mnl_attr_get_type(attr);

 		if (type == HANDSHAKE_A_ACCEPT_SOCKFD) {
 			if (ynl_attr_validate(yarg, attr))
 				return MNL_CB_ERROR;
 			dst->_present.sockfd = 1;
 			dst->sockfd = mnl_attr_get_u32(attr);
 		} else if (type == HANDSHAKE_A_ACCEPT_MESSAGE_TYPE) {
 			if (ynl_attr_validate(yarg, attr))
 				return MNL_CB_ERROR;
 			dst->_present.message_type = 1;
 			dst->message_type = mnl_attr_get_u32(attr);
 		} else if (type == HANDSHAKE_A_ACCEPT_TIMEOUT) {
 			if (ynl_attr_validate(yarg, attr))
 				return MNL_CB_ERROR;
 			dst->_present.timeout = 1;
 			dst->timeout = mnl_attr_get_u32(attr);
 		} else if (type == HANDSHAKE_A_ACCEPT_AUTH_MODE) {
 			if (ynl_attr_validate(yarg, attr))
 				return MNL_CB_ERROR;
 			dst->_present.auth_mode = 1;
 			dst->auth_mode = mnl_attr_get_u32(attr);
 		} else if (type == HANDSHAKE_A_ACCEPT_PEER_IDENTITY) {
 			n_peer_identity++;
 		} else if (type == HANDSHAKE_A_ACCEPT_CERTIFICATE) {
 			n_certificate++;
 		} else if (type == HANDSHAKE_A_ACCEPT_PEERNAME) {
 			unsigned int len;

 			if (ynl_attr_validate(yarg, attr))
 				return MNL_CB_ERROR;

 			len = strnlen(mnl_attr_get_str(attr), mnl_attr_get_payload_len(attr));
 			dst->_present.peername_len = len;
 			dst->peername = malloc(len + 1);
 			memcpy(dst->peername, mnl_attr_get_str(attr), len);
 			dst->peername[len] = 0;
 		}
 	}

 	if (n_certificate) {
 		dst->certificate = calloc(n_certificate, sizeof(*dst->certificate));
 		dst->n_certificate = n_certificate;
 		i = 0;
 		parg.rsp_policy = &handshake_x509_nest;
 		mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
 			if (mnl_attr_get_type(attr) == HANDSHAKE_A_ACCEPT_CERTIFICATE) {
 				parg.data = &dst->certificate[i];
 				if (handshake_x509_parse(&parg, attr))
 					return MNL_CB_ERROR;
 				i++;
 			}
 		}
 	}
 	if (n_peer_identity) {
 		dst->peer_identity = calloc(n_peer_identity, sizeof(*dst->peer_identity));
 		dst->n_peer_identity = n_peer_identity;
 		i = 0;
 		mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
 			if (mnl_attr_get_type(attr) == HANDSHAKE_A_ACCEPT_PEER_IDENTITY) {
 				dst->peer_identity[i] = mnl_attr_get_u32(attr);
 				i++;
 			}
 		}
 	}

 	return MNL_CB_OK;
 }

 struct handshake_accept_rsp *
 handshake_accept(struct ynl_sock *ys, struct handshake_accept_req *req)
 {
 	struct ynl_req_state yrs = { .yarg = { .ys = ys, }, };
 	struct handshake_accept_rsp *rsp;
 	struct nlmsghdr *nlh;
 	int err;

 	nlh = ynl_gemsg_start_req(ys, ys->family_id, HANDSHAKE_CMD_ACCEPT, 1);
 	ys->req_policy = &handshake_accept_nest;
 	yrs.yarg.rsp_policy = &handshake_accept_nest;

 	if (req->_present.handler_class)
 		mnl_attr_put_u32(nlh, HANDSHAKE_A_ACCEPT_HANDLER_CLASS, req->handler_class);

 	rsp = calloc(1, sizeof(*rsp));
 	yrs.yarg.data = rsp;
 	yrs.cb = handshake_accept_rsp_parse;
 	yrs.rsp_cmd = HANDSHAKE_CMD_ACCEPT;

 	err = ynl_exec(ys, nlh, &yrs);
 	if (err < 0)
 		goto err_free;

 	return rsp;

 err_free:
 	handshake_accept_rsp_free(rsp);
 	return NULL;
 }

 /* HANDSHAKE_CMD_ACCEPT - notify */
 void handshake_accept_ntf_free(struct handshake_accept_ntf *rsp)
 {
 	unsigned int i;

 	free(rsp->obj.peer_identity);
 	for (i = 0; i < rsp->obj.n_certificate; i++)
 		handshake_x509_free(&rsp->obj.certificate[i]);
 	free(rsp->obj.certificate);
 	free(rsp->obj.peername);
 	free(rsp);
 }

 /* ============== HANDSHAKE_CMD_DONE ============== */
 /* HANDSHAKE_CMD_DONE - do */
 void handshake_done_req_free(struct handshake_done_req *req)
 {
 	free(req->remote_auth);
 	free(req);
 }

 int handshake_done(struct ynl_sock *ys, struct handshake_done_req *req)
 {
 	struct nlmsghdr *nlh;
 	int err;

 	nlh = ynl_gemsg_start_req(ys, ys->family_id, HANDSHAKE_CMD_DONE, 1);
 	ys->req_policy = &handshake_done_nest;

 	if (req->_present.status)
 		mnl_attr_put_u32(nlh, HANDSHAKE_A_DONE_STATUS, req->status);
 	if (req->_present.sockfd)
 		mnl_attr_put_u32(nlh, HANDSHAKE_A_DONE_SOCKFD, req->sockfd);
 	for (unsigned int i = 0; i < req->n_remote_auth; i++)
 		mnl_attr_put_u32(nlh, HANDSHAKE_A_DONE_REMOTE_AUTH, req->remote_auth[i]);

 	err = ynl_exec(ys, nlh, NULL);
 	if (err < 0)
 		return -1;

 	return 0;
 }

 static const struct ynl_ntf_info handshake_ntf_info[] =  {
 	[HANDSHAKE_CMD_READY] =  {
 		.alloc_sz	= sizeof(struct handshake_accept_ntf),
 		.cb		= handshake_accept_rsp_parse,
 		.policy		= &handshake_accept_nest,
 		.free		= (void *)handshake_accept_ntf_free,
 	},
 };

 const struct ynl_family ynl_handshake_family =  {
 	.name		= "handshake",
 	.ntf_info	= handshake_ntf_info,
 	.ntf_info_size	= MNL_ARRAY_SIZE(handshake_ntf_info),
 };
	// 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 source */

	#include <stdlib.h>
	#include <string.h>
	#include "handshake-user.h"
	#include "ynl.h"
	#include <linux/handshake.h>

	#include <libmnl/libmnl.h>
	#include <linux/genetlink.h>

	/* Enums */
	static const char * const handshake_op_strmap[] = {
	[HANDSHAKE_CMD_READY] = "ready",
	[HANDSHAKE_CMD_ACCEPT] = "accept",
	[HANDSHAKE_CMD_DONE] = "done",
	};

	const char *handshake_op_str(int op)
	{
	if (op < 0 \|\| op >= (int)MNL_ARRAY_SIZE(handshake_op_strmap))
	return NULL;
	return handshake_op_strmap[op];
	}

	static const char * const handshake_handler_class_strmap[] = {
	[0] = "none",
	[1] = "tlshd",
	[2] = "max",
	};

	const char *handshake_handler_class_str(enum handshake_handler_class value)
	{
	if (value < 0 \|\| value >= (int)MNL_ARRAY_SIZE(handshake_handler_class_strmap))
	return NULL;
	return handshake_handler_class_strmap[value];
	}

	static const char * const handshake_msg_type_strmap[] = {
	[0] = "unspec",
	[1] = "clienthello",
	[2] = "serverhello",
	};

	const char *handshake_msg_type_str(enum handshake_msg_type value)
	{
	if (value < 0 \|\| value >= (int)MNL_ARRAY_SIZE(handshake_msg_type_strmap))
	return NULL;
	return handshake_msg_type_strmap[value];
	}

	static const char * const handshake_auth_strmap[] = {
	[0] = "unspec",
	[1] = "unauth",
	[2] = "psk",
	[3] = "x509",
	};

	const char *handshake_auth_str(enum handshake_auth value)
	{
	if (value < 0 \|\| value >= (int)MNL_ARRAY_SIZE(handshake_auth_strmap))
	return NULL;
	return handshake_auth_strmap[value];
	}

	/* Policies */
	struct ynl_policy_attr handshake_x509_policy[HANDSHAKE_A_X509_MAX + 1] = {
	[HANDSHAKE_A_X509_CERT] = { .name = "cert", .type = YNL_PT_U32, },
	[HANDSHAKE_A_X509_PRIVKEY] = { .name = "privkey", .type = YNL_PT_U32, },
	};

	struct ynl_policy_nest handshake_x509_nest = {
	.max_attr = HANDSHAKE_A_X509_MAX,
	.table = handshake_x509_policy,
	};

	struct ynl_policy_attr handshake_accept_policy[HANDSHAKE_A_ACCEPT_MAX + 1] = {
	[HANDSHAKE_A_ACCEPT_SOCKFD] = { .name = "sockfd", .type = YNL_PT_U32, },
	[HANDSHAKE_A_ACCEPT_HANDLER_CLASS] = { .name = "handler-class", .type = YNL_PT_U32, },
	[HANDSHAKE_A_ACCEPT_MESSAGE_TYPE] = { .name = "message-type", .type = YNL_PT_U32, },
	[HANDSHAKE_A_ACCEPT_TIMEOUT] = { .name = "timeout", .type = YNL_PT_U32, },
	[HANDSHAKE_A_ACCEPT_AUTH_MODE] = { .name = "auth-mode", .type = YNL_PT_U32, },
	[HANDSHAKE_A_ACCEPT_PEER_IDENTITY] = { .name = "peer-identity", .type = YNL_PT_U32, },
	[HANDSHAKE_A_ACCEPT_CERTIFICATE] = { .name = "certificate", .type = YNL_PT_NEST, .nest = &handshake_x509_nest, },
	[HANDSHAKE_A_ACCEPT_PEERNAME] = { .name = "peername", .type = YNL_PT_NUL_STR, },
	};

	struct ynl_policy_nest handshake_accept_nest = {
	.max_attr = HANDSHAKE_A_ACCEPT_MAX,
	.table = handshake_accept_policy,
	};

	struct ynl_policy_attr handshake_done_policy[HANDSHAKE_A_DONE_MAX + 1] = {
	[HANDSHAKE_A_DONE_STATUS] = { .name = "status", .type = YNL_PT_U32, },
	[HANDSHAKE_A_DONE_SOCKFD] = { .name = "sockfd", .type = YNL_PT_U32, },
	[HANDSHAKE_A_DONE_REMOTE_AUTH] = { .name = "remote-auth", .type = YNL_PT_U32, },
	};

	struct ynl_policy_nest handshake_done_nest = {
	.max_attr = HANDSHAKE_A_DONE_MAX,
	.table = handshake_done_policy,
	};

	/* Common nested types */
	void handshake_x509_free(struct handshake_x509 *obj)
	{
	}

	int handshake_x509_parse(struct ynl_parse_arg *yarg,
	const struct nlattr *nested)
	{
	struct handshake_x509 *dst = yarg->data;
	const struct nlattr *attr;

	mnl_attr_for_each_nested(attr, nested) {
	unsigned int type = mnl_attr_get_type(attr);

	if (type == HANDSHAKE_A_X509_CERT) {
	if (ynl_attr_validate(yarg, attr))
	return MNL_CB_ERROR;
	dst->_present.cert = 1;
	dst->cert = mnl_attr_get_u32(attr);
	} else if (type == HANDSHAKE_A_X509_PRIVKEY) {
	if (ynl_attr_validate(yarg, attr))
	return MNL_CB_ERROR;
	dst->_present.privkey = 1;
	dst->privkey = mnl_attr_get_u32(attr);
	}
	}

	return 0;
	}

	/* ============== HANDSHAKE_CMD_ACCEPT ============== */
	/* HANDSHAKE_CMD_ACCEPT - do */
	void handshake_accept_req_free(struct handshake_accept_req *req)
	{
	free(req);
	}

	void handshake_accept_rsp_free(struct handshake_accept_rsp *rsp)
	{
	unsigned int i;

	free(rsp->peer_identity);
	for (i = 0; i < rsp->n_certificate; i++)
	handshake_x509_free(&rsp->certificate[i]);
	free(rsp->certificate);
	free(rsp->peername);
	free(rsp);
	}

	int handshake_accept_rsp_parse(const struct nlmsghdr nlh, void data)
	{
	struct ynl_parse_arg *yarg = data;
	struct handshake_accept_rsp *dst;
	unsigned int n_peer_identity = 0;
	unsigned int n_certificate = 0;
	const struct nlattr *attr;
	struct ynl_parse_arg parg;
	int i;

	dst = yarg->data;
	parg.ys = yarg->ys;

	if (dst->certificate)
	return ynl_error_parse(yarg, "attribute already present (accept.certificate)");
	if (dst->peer_identity)
	return ynl_error_parse(yarg, "attribute already present (accept.peer-identity)");

	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
	unsigned int type = mnl_attr_get_type(attr);

	if (type == HANDSHAKE_A_ACCEPT_SOCKFD) {
	if (ynl_attr_validate(yarg, attr))
	return MNL_CB_ERROR;
	dst->_present.sockfd = 1;
	dst->sockfd = mnl_attr_get_u32(attr);
	} else if (type == HANDSHAKE_A_ACCEPT_MESSAGE_TYPE) {
	if (ynl_attr_validate(yarg, attr))
	return MNL_CB_ERROR;
	dst->_present.message_type = 1;
	dst->message_type = mnl_attr_get_u32(attr);
	} else if (type == HANDSHAKE_A_ACCEPT_TIMEOUT) {
	if (ynl_attr_validate(yarg, attr))
	return MNL_CB_ERROR;
	dst->_present.timeout = 1;
	dst->timeout = mnl_attr_get_u32(attr);
	} else if (type == HANDSHAKE_A_ACCEPT_AUTH_MODE) {
	if (ynl_attr_validate(yarg, attr))
	return MNL_CB_ERROR;
	dst->_present.auth_mode = 1;
	dst->auth_mode = mnl_attr_get_u32(attr);
	} else if (type == HANDSHAKE_A_ACCEPT_PEER_IDENTITY) {
	n_peer_identity++;
	} else if (type == HANDSHAKE_A_ACCEPT_CERTIFICATE) {
	n_certificate++;
	} else if (type == HANDSHAKE_A_ACCEPT_PEERNAME) {
	unsigned int len;

	if (ynl_attr_validate(yarg, attr))
	return MNL_CB_ERROR;

	len = strnlen(mnl_attr_get_str(attr), mnl_attr_get_payload_len(attr));
	dst->_present.peername_len = len;
	dst->peername = malloc(len + 1);
	memcpy(dst->peername, mnl_attr_get_str(attr), len);
	dst->peername[len] = 0;
	}
	}

	if (n_certificate) {
	dst->certificate = calloc(n_certificate, sizeof(*dst->certificate));
	dst->n_certificate = n_certificate;
	i = 0;
	parg.rsp_policy = &handshake_x509_nest;
	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
	if (mnl_attr_get_type(attr) == HANDSHAKE_A_ACCEPT_CERTIFICATE) {
	parg.data = &dst->certificate[i];
	if (handshake_x509_parse(&parg, attr))
	return MNL_CB_ERROR;
	i++;
	}
	}
	}
	if (n_peer_identity) {
	dst->peer_identity = calloc(n_peer_identity, sizeof(*dst->peer_identity));
	dst->n_peer_identity = n_peer_identity;
	i = 0;
	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
	if (mnl_attr_get_type(attr) == HANDSHAKE_A_ACCEPT_PEER_IDENTITY) {
	dst->peer_identity[i] = mnl_attr_get_u32(attr);
	i++;
	}
	}
	}

	return MNL_CB_OK;
	}

	struct handshake_accept_rsp *
	handshake_accept(struct ynl_sock ys, struct handshake_accept_req req)
	{
	struct ynl_req_state yrs = { .yarg = { .ys = ys, }, };
	struct handshake_accept_rsp *rsp;
	struct nlmsghdr *nlh;
	int err;

	nlh = ynl_gemsg_start_req(ys, ys->family_id, HANDSHAKE_CMD_ACCEPT, 1);
	ys->req_policy = &handshake_accept_nest;
	yrs.yarg.rsp_policy = &handshake_accept_nest;

	if (req->_present.handler_class)
	mnl_attr_put_u32(nlh, HANDSHAKE_A_ACCEPT_HANDLER_CLASS, req->handler_class);

	rsp = calloc(1, sizeof(*rsp));
	yrs.yarg.data = rsp;
	yrs.cb = handshake_accept_rsp_parse;
	yrs.rsp_cmd = HANDSHAKE_CMD_ACCEPT;

	err = ynl_exec(ys, nlh, &yrs);
	if (err < 0)
	goto err_free;

	return rsp;

	err_free:
	handshake_accept_rsp_free(rsp);
	return NULL;
	}

	/* HANDSHAKE_CMD_ACCEPT - notify */
	void handshake_accept_ntf_free(struct handshake_accept_ntf *rsp)
	{
	unsigned int i;

	free(rsp->obj.peer_identity);
	for (i = 0; i < rsp->obj.n_certificate; i++)
	handshake_x509_free(&rsp->obj.certificate[i]);
	free(rsp->obj.certificate);
	free(rsp->obj.peername);
	free(rsp);
	}

	/* ============== HANDSHAKE_CMD_DONE ============== */
	/* HANDSHAKE_CMD_DONE - do */
	void handshake_done_req_free(struct handshake_done_req *req)
	{
	free(req->remote_auth);
	free(req);
	}

	int handshake_done(struct ynl_sock ys, struct handshake_done_req req)
	{
	struct nlmsghdr *nlh;
	int err;

	nlh = ynl_gemsg_start_req(ys, ys->family_id, HANDSHAKE_CMD_DONE, 1);
	ys->req_policy = &handshake_done_nest;

	if (req->_present.status)
	mnl_attr_put_u32(nlh, HANDSHAKE_A_DONE_STATUS, req->status);
	if (req->_present.sockfd)
	mnl_attr_put_u32(nlh, HANDSHAKE_A_DONE_SOCKFD, req->sockfd);
	for (unsigned int i = 0; i < req->n_remote_auth; i++)
	mnl_attr_put_u32(nlh, HANDSHAKE_A_DONE_REMOTE_AUTH, req->remote_auth[i]);

	err = ynl_exec(ys, nlh, NULL);
	if (err < 0)
	return -1;

	return 0;
	}

	static const struct ynl_ntf_info handshake_ntf_info[] = {
	[HANDSHAKE_CMD_READY] = {
	.alloc_sz = sizeof(struct handshake_accept_ntf),
	.cb = handshake_accept_rsp_parse,
	.policy = &handshake_accept_nest,
	.free = (void *)handshake_accept_ntf_free,
	},
	};

	const struct ynl_family ynl_handshake_family = {
	.name = "handshake",
	.ntf_info = handshake_ntf_info,
	.ntf_info_size = MNL_ARRAY_SIZE(handshake_ntf_info),
	};