linuxptp/interface.h

45 lines
1.1 KiB
C

/**
* @file interface.h
* @brief Implements network interface data structures.
* @note Copyright (C) 2020 Richard Cochran <richardcochran@gmail.com>
* @note SPDX-License-Identifier: GPL-2.0+
*/
#ifndef HAVE_INTERFACE_H
#define HAVE_INTERFACE_H
#include <sys/queue.h>
#include "sk.h"
#define MAX_IFNAME_SIZE 108 /* = UNIX_PATH_MAX */
#if (IF_NAMESIZE > MAX_IFNAME_SIZE)
#error if_namesize larger than expected.
#endif
/** Defines a network interface, with PTP options. */
struct interface {
STAILQ_ENTRY(interface) list;
char name[MAX_IFNAME_SIZE + 1];
char ts_label[MAX_IFNAME_SIZE + 1];
struct sk_ts_info ts_info;
};
/**
* Obtain the time stamping label of a network interface. This can be
* different from the name of the interface when bonding is in effect.
*
* @param iface The interface of interest.
* @return The time stamping device name of the network interface.
*/
const char *interface_label(struct interface *iface);
/**
* Obtains the name of a network interface.
* @param iface The interface of interest.
* @return The device name of the network interface.
*/
const char *interface_name(struct interface *iface);
#endif