#ifndef _LINUX_ERRQUEUE_H
  #define _LINUX_ERRQUEUE_H 1

  #include <linux/types.h>

  struct sock_extended_err {

  	__u32	ee_errno;	
  	__u8	ee_origin;
  	__u8	ee_type;
  	__u8	ee_code;
  	__u8	ee_pad;
  	__u32   ee_info;
  	__u32   ee_data;
  };
  
  #define SO_EE_ORIGIN_NONE	0
  #define SO_EE_ORIGIN_LOCAL	1
  #define SO_EE_ORIGIN_ICMP	2
  #define SO_EE_ORIGIN_ICMP6	3

  #define SO_EE_ORIGIN_TXSTATUS	4
  #define SO_EE_ORIGIN_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS

  
  #define SO_EE_OFFENDER(ee)	((struct sockaddr*)((ee)+1))
  
  #ifdef __KERNEL__

  #include <net/ip.h>

  #if IS_ENABLED(CONFIG_IPV6)

  #include <linux/ipv6.h>
  #endif
  
  #define SKB_EXT_ERR(skb) ((struct sock_exterr_skb *) ((skb)->cb))

  struct sock_exterr_skb {

  	union {
  		struct inet_skb_parm	h4;

  #if IS_ENABLED(CONFIG_IPV6)

  		struct inet6_skb_parm	h6;
  #endif
  	} header;
  	struct sock_extended_err	ee;
  	u16				addr_offset;

  	__be16				port;

  };
  
  #endif
  
  #endif