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#ifndef _HACK_IN_H_
#define _HACK_IN_H_
#include <netinet/in.h>
/* IP_MTU_DISCOVER values */
#define IP_PMTUDISC_DONT 0 /* Never send DF frames */
#define IP_PMTUDISC_WANT 1 /* Use per route hints */
#define IP_PMTUDISC_DO 2 /* Always DF */
/* These need to appear somewhere around here */
#define IP_DEFAULT_MULTICAST_TTL 1
#define IP_DEFAULT_MULTICAST_LOOP 1
struct ip_mreqn
{
struct in_addr imr_multiaddr; /* IP multicast address of group */
struct in_addr imr_address; /* local IP address of interface */
int imr_ifindex; /* Interface index */
};
struct in_pktinfo
{
int ipi_ifindex;
struct in_addr ipi_spec_dst;
struct in_addr ipi_addr;
};
/* <asm/byteorder.h> contains the htonl type stuff.. */
#include <asm/byteorder.h>
#ifdef __KERNEL__
/* Some random defines to make it easier in the kernel.. */
#define LOOPBACK(x) (((x) & htonl(0xff000000)) == htonl(0x7f000000))
#define MULTICAST(x) (((x) & htonl(0xf0000000)) == htonl(0xe0000000))
#define BADCLASS(x) (((x) & htonl(0xf0000000)) == htonl(0xf0000000))
#define ZERONET(x) (((x) & htonl(0xff000000)) == htonl(0x00000000))
#define LOCAL_MCAST(x) (((x) & htonl(0xFFFFFF00)) == htonl(0xE0000000))
#endif
#endif
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