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xdp_tx_iptunnel_common.h

xdp_tx_iptunnel_common.h 634 B
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  1. /* Copyright (c) 2016 Facebook
    2. 

  2.  *
    3. 

  3.  * This program is free software; you can redistribute it and/or
    4. 

  4.  * modify it under the terms of version 2 of the GNU General Public
    5. 

  5.  * License as published by the Free Software Foundation.
    6. 

  6.  */
    7. 

  7. #ifndef _SAMPLES_BPF_XDP_TX_IPTNL_COMMON_H
    8. 

  8. #define _SAMPLES_BPF_XDP_TX_IPTNL_COMMON_H
    9. 

  9. 

  10. #include <linux/types.h>
    11. 

  11. 

  12. #define MAX_IPTNL_ENTRIES 256U
    13. 

  13. 

  14. struct vip {
    15. 

  15. 	union {
    16. 

  16. 		__u32 v6[4];
    17. 

  17. 		__u32 v4;
    18. 

  18. 	} daddr;
    19. 

  19. 	__u16 dport;
    20. 

  20. 	__u16 family;
    21. 

  21. 	__u8 protocol;
    22. 

  22. };
    23. 

  23. 

  24. struct iptnl_info {
    25. 

  25. 	union {
    26. 

  26. 		__u32 v6[4];
    27. 

  27. 		__u32 v4;
    28. 

  28. 	} saddr;
    29. 

  29. 	union {
    30. 

  30. 		__u32 v6[4];
    31. 

  31. 		__u32 v4;
    32. 

  32. 	} daddr;
    33. 

  33. 	__u16 family;
    34. 

  34. 	__u8 dmac[6];
    35. 

  35. };
    36. 

  36. 

  37. #endif
    38.