4 #include <asm/byteorder.h>
8 #if defined(__LITTLE_ENDIAN_BITFIELD)
9 __u8 pim_type:4, /* PIM message type */
10 pim_ver:4; /* PIM version */
11 #elif defined(__BIG_ENDIAN_BITFIELD)
12 __u8 pim_ver:4; /* PIM version */
13 pim_type:4; /* PIM message type */
15 __u8 pim_rsv; /* Reserved */
16 __be16 pim_cksum; /* Checksum */
22 /* Message types - V1 */
23 #define PIM_V1_VERSION __constant_htonl(0x10000000)
24 #define PIM_V1_REGISTER 1
26 /* Message types - V2 */
28 #define PIM_REGISTER 1
30 #if defined(__KERNEL__)
31 #define PIM_NULL_REGISTER __constant_htonl(0x40000000)
33 /* PIMv2 register message header layout (ietf-draft-idmr-pimvsm-v2-00.ps */
43 extern int pim_rcv_v1(struct sk_buff *);