33 lines
641 B
C
33 lines
641 B
C
|
#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
|