Modules/IPStack/ipv6.h

   1 /*
   2  * Acess2 IP Stack
   3  * - IPv6 Definitions
   4  */
   5 #ifndef _IPV6_H_
   6 #define _IPV6_H_
   7
   8 #include "ipstack.h"
   9
  10 typedef struct sIPv6Header      tIPv6Header;
  11
  12 struct sIPv6Header
  13 {
  14         #if 1
  15         // High 4: Version
  16         // Next: Traffic Class
  17         // Low 20: Flow Label
  18         Uint32  Head;
  19         #else
  20         struct {
  21                 unsigned Version:       4;
  22                 unsigned TrafficClass:  8;
  23                 unsigned FlowLabel:     20;
  24         }       __attribute__((packed));
  25         #endif
  26         Uint16  PayloadLength;
  27         Uint8   NextHeader;     // Type of payload data
  28         Uint8   HopLimit;
  29         tIPv6   Source;
  30         tIPv6   Destination;
  31 };
  32
  33 #define IPV6_ETHERNET_ID        0x86DD
  34
  35 #endif