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ieee802_11.h

ieee802_11.h 2.4 KB
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  1. #ifndef _IEEE802_11_H
    2. 

  2. #define _IEEE802_11_H
    3. 

  3. 

  4. #define IEEE802_11_DATA_LEN		2304
    5. 

  5. /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
    6. 

  6.    6.2.1.1.2.
    7. 

  7. 

  8.    The figure in section 7.1.2 suggests a body size of up to 2312
    9. 

  9.    bytes is allowed, which is a bit confusing, I suspect this
    10. 

  10.    represents the 2304 bytes of real data, plus a possible 8 bytes of
    11. 

  11.    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
    12. 

  12. 

  13. 

  14. #define IEEE802_11_HLEN			30
    15. 

  15. #define IEEE802_11_FRAME_LEN		(IEEE802_11_DATA_LEN + IEEE802_11_HLEN)
    16. 

  16. 

  17. struct ieee802_11_hdr {
    18. 

  18. 	u16 frame_ctl;
    19. 

  19. 	u16 duration_id;
    20. 

  20. 	u8 addr1[ETH_ALEN];
    21. 

  21. 	u8 addr2[ETH_ALEN];
    22. 

  22. 	u8 addr3[ETH_ALEN];
    23. 

  23. 	u16 seq_ctl;
    24. 

  24. 	u8 addr4[ETH_ALEN];
    25. 

  25. } __attribute__ ((packed));
    26. 

  26. 

  27. /* Frame control field constants */
    28. 

  28. #define IEEE802_11_FCTL_VERS		0x0002
    29. 

  29. #define IEEE802_11_FCTL_FTYPE		0x000c
    30. 

  30. #define IEEE802_11_FCTL_STYPE		0x00f0
    31. 

  31. #define IEEE802_11_FCTL_TODS		0x0100
    32. 

  32. #define IEEE802_11_FCTL_FROMDS		0x0200
    33. 

  33. #define IEEE802_11_FCTL_MOREFRAGS	0x0400
    34. 

  34. #define IEEE802_11_FCTL_RETRY		0x0800
    35. 

  35. #define IEEE802_11_FCTL_PM		0x1000
    36. 

  36. #define IEEE802_11_FCTL_MOREDATA	0x2000
    37. 

  37. #define IEEE802_11_FCTL_WEP		0x4000
    38. 

  38. #define IEEE802_11_FCTL_ORDER		0x8000
    39. 

  39. 

  40. #define IEEE802_11_FTYPE_MGMT		0x0000
    41. 

  41. #define IEEE802_11_FTYPE_CTL		0x0004
    42. 

  42. #define IEEE802_11_FTYPE_DATA		0x0008
    43. 

  43. 

  44. /* management */
    45. 

  45. #define IEEE802_11_STYPE_ASSOC_REQ	0x0000
    46. 

  46. #define IEEE802_11_STYPE_ASSOC_RESP 	0x0010
    47. 

  47. #define IEEE802_11_STYPE_REASSOC_REQ	0x0020
    48. 

  48. #define IEEE802_11_STYPE_REASSOC_RESP	0x0030
    49. 

  49. #define IEEE802_11_STYPE_PROBE_REQ	0x0040
    50. 

  50. #define IEEE802_11_STYPE_PROBE_RESP	0x0050
    51. 

  51. #define IEEE802_11_STYPE_BEACON		0x0080
    52. 

  52. #define IEEE802_11_STYPE_ATIM		0x0090
    53. 

  53. #define IEEE802_11_STYPE_DISASSOC	0x00A0
    54. 

  54. #define IEEE802_11_STYPE_AUTH		0x00B0
    55. 

  55. #define IEEE802_11_STYPE_DEAUTH		0x00C0
    56. 

  56. 

  57. /* control */
    58. 

  58. #define IEEE802_11_STYPE_PSPOLL		0x00A0
    59. 

  59. #define IEEE802_11_STYPE_RTS		0x00B0
    60. 

  60. #define IEEE802_11_STYPE_CTS		0x00C0
    61. 

  61. #define IEEE802_11_STYPE_ACK		0x00D0
    62. 

  62. #define IEEE802_11_STYPE_CFEND		0x00E0
    63. 

  63. #define IEEE802_11_STYPE_CFENDACK	0x00F0
    64. 

  64. 

  65. /* data */
    66. 

  66. #define IEEE802_11_STYPE_DATA		0x0000
    67. 

  67. #define IEEE802_11_STYPE_DATA_CFACK	0x0010
    68. 

  68. #define IEEE802_11_STYPE_DATA_CFPOLL	0x0020
    69. 

  69. #define IEEE802_11_STYPE_DATA_CFACKPOLL	0x0030
    70. 

  70. #define IEEE802_11_STYPE_NULLFUNC	0x0040
    71. 

  71. #define IEEE802_11_STYPE_CFACK		0x0050
    72. 

  72. #define IEEE802_11_STYPE_CFPOLL		0x0060
    73. 

  73. #define IEEE802_11_STYPE_CFACKPOLL	0x0070
    74. 

  74. 

  75. #define IEEE802_11_SCTL_FRAG		0x000F
    76. 

  76. #define IEEE802_11_SCTL_SEQ		0xFFF0
    77. 

  77. 

  78. #endif /* _IEEE802_11_H */
    79.