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#ifndef __LINUX_PIM_H
#define __LINUX_PIM_H
#include <asm/byteorder.h>
#ifndef __KERNEL__
struct pim {
#if defined(__LITTLE_ENDIAN_BITFIELD)
__u8 pim_type:4, /* PIM message type */
pim_ver:4; /* PIM version */
#elif defined(__BIG_ENDIAN_BITFIELD)
__u8 pim_ver:4; /* PIM version */
pim_type:4; /* PIM message type */
#endif
__u8 pim_rsv; /* Reserved */
__be16 pim_cksum; /* Checksum */
};
#define PIM_MINLEN 8
#endif
/* Message types - V1 */
#define PIM_V1_VERSION __constant_htonl(0x10000000)
#define PIM_V1_REGISTER 1
/* Message types - V2 */
#define PIM_VERSION 2
#define PIM_REGISTER 1
#if defined(__KERNEL__)
#define PIM_NULL_REGISTER __constant_htonl(0x40000000)
/* PIMv2 register message header layout (ietf-draft-idmr-pimvsm-v2-00.ps */
struct pimreghdr
{
__u8 type;
__u8 reserved;
__be16 csum;
__be32 flags;
};
struct sk_buff;
extern int pim_rcv_v1(struct sk_buff *);
#endif
#endif
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