netlink.h

/*
 * Copyright (c) 2020 Yubico AB. All rights reserved.
 * Use of this source code is governed by a BSD-style
 * license that can be found in the LICENSE file.
 * SPDX-License-Identifier: BSD-2-Clause
 */

#ifndef _FIDO_NETLINK_H
#define _FIDO_NETLINK_H

#include <sys/socket.h>

#include <linux/genetlink.h>
#include <linux/netlink.h>
#include <linux/nfc.h>

#include <stdlib.h>
#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

typedef struct fido_nl {
	int                fd;
	uint16_t           nfc_type;
	uint32_t           nfc_mcastgrp;
	struct sockaddr_nl saddr;
} fido_nl_t;

fido_nl_t *fido_nl_new(void);
void fido_nl_free(struct fido_nl **);
int fido_nl_power_nfc(struct fido_nl *, uint32_t);
int fido_nl_get_nfc_target(struct fido_nl *, uint32_t , uint32_t *);

#ifdef FIDO_FUZZ
void set_netlink_io_functions(ssize_t (*)(int, void *, size_t),
    ssize_t (*)(int, const void *, size_t));
#endif

#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */

#endif /* !_FIDO_NETLINK_H */