include/linux/errqueue.h

   1 #ifndef _LINUX_ERRQUEUE_H
   2 #define _LINUX_ERRQUEUE_H 1
   3
   4 #include <linux/types.h>
   5
   6 struct sock_extended_err {
   7         __u32   ee_errno;
   8         __u8    ee_origin;
   9         __u8    ee_type;
  10         __u8    ee_code;
  11         __u8    ee_pad;
  12         __u32   ee_info;
  13         __u32   ee_data;
  14 };
  15
  16 #define SO_EE_ORIGIN_NONE       0
  17 #define SO_EE_ORIGIN_LOCAL      1
  18 #define SO_EE_ORIGIN_ICMP       2
  19 #define SO_EE_ORIGIN_ICMP6      3
  20 #define SO_EE_ORIGIN_TXSTATUS   4
  21 #define SO_EE_ORIGIN_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS
  22
  23 #define SO_EE_OFFENDER(ee)      ((struct sockaddr*)((ee)+1))
  24
  25 #ifdef __KERNEL__
  26
  27 #include <net/ip.h>
  28 #if IS_ENABLED(CONFIG_IPV6)
  29 #include <linux/ipv6.h>
  30 #endif
  31
  32 #define SKB_EXT_ERR(skb) ((struct sock_exterr_skb *) ((skb)->cb))
  33
  34 struct sock_exterr_skb {
  35         union {
  36                 struct inet_skb_parm    h4;
  37 #if IS_ENABLED(CONFIG_IPV6)
  38                 struct inet6_skb_parm   h6;
  39 #endif
  40         } header;
  41         struct sock_extended_err        ee;
  42         u16                             addr_offset;
  43         __be16                          port;
  44 };
  45
  46 #endif
  47
  48 #endif