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/* Copyright 2007-2010 Jozsef Kadlecsik (kadlec@netfilter.org)
*
* 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 */
#ifndef IPPROTO_UDPLITE
#define IPPROTO_UDPLITE 136
#endif
/* 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 */
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