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kernel/linux-imx6_3.14.28/include/linux/pim.h 518 Bytes
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  #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)
  
  /* 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