root/include/linux/pim.h

INCLUDED FROM

#ifndef __LINUX_PIM_H
#define __LINUX_PIM_H

#include <asm/byteorder.h>

/* 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

#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