Files
xtables-addons/extensions/ipset/ip_set_compat.h
2009-11-11 14:23:29 +01:00

93 lines
2.2 KiB
C

#ifndef _IP_SET_COMPAT_H
#define _IP_SET_COMPAT_H
#ifdef __KERNEL__
#include <linux/version.h>
/* Arrgh */
#ifdef MODULE
#define __MOD_INC(foo) __MOD_INC_USE_COUNT(foo)
#define __MOD_DEC(foo) __MOD_DEC_USE_COUNT(foo)
#else
#define __MOD_INC(foo) 1
#define __MOD_DEC(foo)
#endif
/* Backward compatibility */
#ifndef __nocast
#define __nocast
#endif
#ifndef __bitwise__
#define __bitwise__
#endif
/* Compatibility glue code */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
#include <linux/interrupt.h>
#define DEFINE_RWLOCK(x) rwlock_t x = RW_LOCK_UNLOCKED
#define try_module_get(x) __MOD_INC(x)
#define module_put(x) __MOD_DEC(x)
#define __clear_bit(nr, addr) clear_bit(nr, addr)
#define __set_bit(nr, addr) set_bit(nr, addr)
#define __test_and_set_bit(nr, addr) test_and_set_bit(nr, addr)
#define __test_and_clear_bit(nr, addr) test_and_clear_bit(nr, addr)
typedef unsigned __bitwise__ gfp_t;
static inline void *kzalloc(size_t size, gfp_t flags)
{
void *data = kmalloc(size, flags);
if (data)
memset(data, 0, size);
return data;
}
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
#define __KMEM_CACHE_T__ kmem_cache_t
#else
#define __KMEM_CACHE_T__ struct kmem_cache
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)
#define ip_hdr(skb) ((skb)->nh.iph)
#define skb_mac_header(skb) ((skb)->mac.raw)
#define eth_hdr(skb) ((struct ethhdr *)skb_mac_header(skb))
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
#include <linux/netfilter.h>
#define KMEM_CACHE_CREATE(name, size) \
kmem_cache_create(name, size, 0, 0, NULL, NULL)
#else
#define KMEM_CACHE_CREATE(name, size) \
kmem_cache_create(name, size, 0, 0, NULL)
#endif
#ifndef NIPQUAD
#define NIPQUAD(addr) \
((unsigned char *)&addr)[0], \
((unsigned char *)&addr)[1], \
((unsigned char *)&addr)[2], \
((unsigned char *)&addr)[3]
#endif
#ifndef HIPQUAD
#if defined(__LITTLE_ENDIAN)
#define HIPQUAD(addr) \
((unsigned char *)&addr)[3], \
((unsigned char *)&addr)[2], \
((unsigned char *)&addr)[1], \
((unsigned char *)&addr)[0]
#elif defined(__BIG_ENDIAN)
#define HIPQUAD NIPQUAD
#else
#error "Please fix asm/byteorder.h"
#endif /* __LITTLE_ENDIAN */
#endif
#endif /* __KERNEL__ */
#endif /* _IP_SET_COMPAT_H */