Files
xtables-addons/extensions/ipset-6/include/libipset/utils.h
2011-02-24 00:02:18 +01:00

51 lines
1.2 KiB
C

/* Copyright 2007-2010 Jozsef Kadlecsik (kadlec@blackhole.kfki.hu)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef LIBIPSET_UTILS_H
#define LIBIPSET_UTILS_H
#include <string.h> /* strcmp */
#include <netinet/in.h> /* struct in[6]_addr */
/* String equality tests */
#define STREQ(a,b) (strcmp(a,b) == 0)
#define STRNEQ(a,b,n) (strncmp(a,b,n) == 0)
#define STRCASEQ(a,b) (strcasecmp(a,b) == 0)
#define STRNCASEQ(a,b,n) (strncasecmp(a,b,n) == 0)
/* Stringify tokens */
#define _STR(c) #c
#define STR(c) _STR(c)
/* Min/max */
#define MIN(a, b) (a < b ? a : b)
#define MAX(a, b) (a > b ? a : b)
#define UNUSED __attribute__ ((unused))
#ifdef NDEBUG
#define ASSERT_UNUSED UNUSED
#else
#define ASSERT_UNUSED
#endif
#ifndef ARRAY_SIZE
#define ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
#endif
static inline void
in4cpy(struct in_addr *dest, const struct in_addr *src)
{
dest->s_addr = src->s_addr;
}
static inline void
in6cpy(struct in6_addr *dest, const struct in6_addr *src)
{
memcpy(dest, src, sizeof(struct in6_addr));
}
#endif /* LIBIPSET_UTILS_H */