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utils.h
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utils.h
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/*
* This file is a part of plotnetcfg, a tool to visualize network config.
* Copyright (C) 2014 Red Hat, Inc. -- Jiri Benc <jbenc@redhat.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _UTILS_H
#define _UTILS_H
struct if_entry;
#define _unused __attribute__((unused))
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*a))
typedef void (*destruct_f)(void *);
void list_free(void *list, destruct_f destruct);
/* Returns static buffer. */
char *ifstr(struct if_entry *entry);
char *ifid(struct if_entry *entry);
/* dst has to be allocated, at least 16 bytes. Returns the family or -1. */
int raw_addr(void *dst, const char *src);
#endif