| #ifndef __LINUX_PIM_H |
| #define __LINUX_PIM_H |
| |
| #include <asm/byteorder.h> |
| |
| /* Message types - V1 */ |
| #define PIM_V1_VERSION cpu_to_be32(0x10000000) |
| #define PIM_V1_REGISTER 1 |
| |
| /* Message types - V2 */ |
| #define PIM_VERSION 2 |
| #define PIM_REGISTER 1 |
| |
| #define PIM_NULL_REGISTER cpu_to_be32(0x40000000) |
| |
| static inline bool ipmr_pimsm_enabled(void) |
| { |
| return IS_BUILTIN(CONFIG_IP_PIMSM_V1) || IS_BUILTIN(CONFIG_IP_PIMSM_V2); |
| } |
| |
| /* 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 |
