release/src-rt-6.x/linux/linux-2.6/include/linux/errqueue.h

   1 #ifndef _LINUX_ERRQUEUE_H
   2 #define _LINUX_ERRQUEUE_H 1
   3
   4 struct sock_extended_err
   5 {
   6         __u32   ee_errno;
   7         __u8    ee_origin;
   8         __u8    ee_type;
   9         __u8    ee_code;
  10         __u8    ee_pad;
  11         __u32   ee_info;
  12         __u32   ee_data;
  13 };
  14
  15 #define SO_EE_ORIGIN_NONE       0
  16 #define SO_EE_ORIGIN_LOCAL      1
  17 #define SO_EE_ORIGIN_ICMP       2
  18 #define SO_EE_ORIGIN_ICMP6      3
  19
  20 #define SO_EE_OFFENDER(ee)      ((struct sockaddr*)((ee)+1))
  21
  22 #ifdef __KERNEL__
  23
  24 #include <net/ip.h>
  25 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
  26 #include <linux/ipv6.h>
  27 #endif
  28
  29 #define SKB_EXT_ERR(skb) ((struct sock_exterr_skb *) ((skb)->cb))
  30
  31 struct sock_exterr_skb
  32 {
  33         union {
  34                 struct inet_skb_parm    h4;
  35 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
  36                 struct inet6_skb_parm   h6;
  37 #endif
  38         } header;
  39         struct sock_extended_err        ee;
  40         u16                             addr_offset;
  41         __be16                          port;
  42 };
  43
  44 #endif
  45
  46 #endif