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Dissector
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sband_dissector.lua

sband_dissector.lua 9.1 KB
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  1. -- Your function definition begins here
    2. 

  2. function sband_dissectors(buffer, pinfo, tree, TC_TM_PROTOCOL, offset, instance)
    3. 

  3.     -- Define ProtoFields for s_sband_cmn_tm
    4. 

  4.     local f_timestamp2 = ProtoField.uint64("TC_TM_PROTOCOL.timestamp2", "Timestamp", base.DEC) 
    5. 

  5.     local f_temp_mcu = ProtoField.uint32("TC_TM_PROTOCOL.temp_mcu", "Temp MCU", base.DEC)
    6. 

  6.     local f_temp_fpga = ProtoField.uint32("TC_TM_PROTOCOL.temp_fpga", "Temp FPGA", base.DEC)
    7. 

  7.     local f_temp_xcvr = ProtoField.uint32("TC_TM_PROTOCOL.temp_xcvr", "Temp XCVR", base.DEC)
    8. 

  8.     local f_volt_vint = ProtoField.double("TC_TM_PROTOCOL.volt_vint", "Volt Vint", base.DEC)
    9. 

  9.     local f_volt_vaux = ProtoField.double("TC_TM_PROTOCOL.volt_vaux", "Volt Vaux", base.DEC)
    10. 

  10.     local f_volt_vbram = ProtoField.double("TC_TM_PROTOCOL.volt_vbram", "Volt Vbram", base.DEC)
    11. 

  11.     local f_volt_vpint = ProtoField.double("TC_TM_PROTOCOL.volt_vpint", "Volt Vpint", base.DEC)
    12. 

  12.     local f_volt_vpaux = ProtoField.double("TC_TM_PROTOCOL.volt_vpaux", "Volt Vpaux", base.DEC)
    13. 

  13.     local f_volt_vpdro = ProtoField.double("TC_TM_PROTOCOL.volt_vpdro", "Volt Vpdro", base.DEC)
    14. 

  14.     --local f_resv_chnl = ProtoField.uint8("TC_TM_PROTOCOL.resv_cgnl", "resvchnl", base.DEC)
    15. 

  15. 

  16.     -- Define ProtoFields for s_sband_rx_tm
    17. 

  17.     local f_rx_cfg_frames = ProtoField.uint32("TC_TM_PROTOCOL.rx_cfg_frames", "RX Config Frames", base.DEC)
    18. 

  18.     local f_rx_cfg_detected = ProtoField.uint32("TC_TM_PROTOCOL.rx_cfg_detected", "RX Config Detected", base.DEC)
    19. 

  19.     local f_rx_cfg_rssi = ProtoField.float("TC_TM_PROTOCOL.rx_cfg_rssi", "RX Config RSSI", base.DEC)
    20. 

  20.     local f_rx_avg_rssi = ProtoField.float("TC_TM_PROTOCOL.rx_avg_rssi", "RX Average RSSI", base.DEC)
    21. 

  21.     local f_rx_cfg_freqerr = ProtoField.int32("TC_TM_PROTOCOL.rx_cfg_freqerr", "RX Config Frequency Error", base.DEC)
    22. 

  22.     local f_rx_cfg_carrier_lock = ProtoField.uint32("TC_TM_PROTOCOL.rx_cfg_carrier_lock", "RX Carrier Lock", base.DEC)
    23. 

  23.     local f_rx_frame_lock = ProtoField.uint32("TC_TM_PROTOCOL.rx_frame_lock", "RX Frame Lock", base.DEC)
    24. 

  24.     local f_rx_sir_min = ProtoField.uint32("TC_TM_PROTOCOL.rx_sir_min", "RX SIR Min", base.DEC)
    25. 

  25.     local f_rx_sir_max = ProtoField.uint32("TC_TM_PROTOCOL.rx_sir_max", "RX SIR Max", base.DEC)
    26. 

  26.     local f_rx_bch_block_cnt = ProtoField.uint32("TC_TM_PROTOCOL.rx_bch_block_cnt", "RX BCH Block Count", base.DEC)
    27. 

  27.     local f_rx_bch_err_cnt = ProtoField.uint32("TC_TM_PROTOCOL.rx_bch_err_cnt", "RX BCH Error Count", base.DEC)
    28. 

  28. 

  29.     -- Define ProtoFields for s_sband_tx_tm
    30. 

  30.     local f_tx_cfg_frames = ProtoField.uint32("TC_TM_PROTOCOL.tx_cfg_frames", "TX Config Frames", base.DEC)
    31. 

  31.     local f_tx_cfg_pwr_rfl = ProtoField.float("TC_TM_PROTOCOL.tx_cfg_pwr_rfl", "TX Power RFL", base.DEC)
    32. 

  32. 

  33.     -- For the main s_sband_periodic_tm structure
    34. 

  34.     --local f_cmn_tm = ProtoField.bytes("TC_TM_PROTOCOL.cmn_tm", "Common Time", base.HEX)
    35. 

  35.     --local f_rx_tm = ProtoField.bytes("TC_TM_PROTOCOL.rx_tm", "RX Time", base.HEX)
    36. 

  36.     --local f_tx_tm = ProtoField.bytes("TC_TM_PROTOCOL.tx_tm", "TX Time", base.HEX) 
    37. 

  37. 

  38.     -- Add all fields to the protocol
    39. 

  39.     TC_TM_PROTOCOL.fields = {
    40. 

  40.         f_timestamp2, f_temp_mcu, f_temp_fpga, f_temp_xcvr, f_volt_vint, f_volt_vaux, f_volt_vbram, f_volt_vpint,
    41. 

  41.         f_volt_vpaux, f_volt_vpdro,
    42. 

  42.         f_rx_cfg_frames, f_rx_cfg_detected, f_rx_cfg_rssi, f_rx_avg_rssi, f_rx_cfg_freqerr, 
    43. 

  43.         f_rx_cfg_carrier_lock, f_rx_frame_lock, f_rx_sir_min, f_rx_sir_max, f_rx_bch_block_cnt, f_rx_bch_err_cnt,
    44. 

  44.         f_tx_cfg_frames, f_tx_cfg_pwr_rfl
    45. 

  45.     }
    46. 

  46. 

  47. 

  48.   local subtree = tree:add(TC_TM_PROTOCOL, buffer(), "SBAND")
    49. 

  49. 

  50. 

  51.     -- Now the loop for iterating over instances
    52. 

  52.     for i = 0, instance - 1 do
    53. 

  53.         local subtree1 = subtree:add(TC_TM_PROTOCOL, buffer(), "Instance " ..i)
    54. 

  54. 

  55.         -- Offset for the different structs in s_sband_periodic_tm
    56. 

  56.         
    57. 

  57.         -- Dissect the s_sband_cmn_tm structure
    58. 

  58.         subtree1:add(f_timestamp2, buffer(offset, 8):le_uint64())
    59. 

  59.         offset = offset + 8 
    60. 

  60.         subtree1:add(f_temp_mcu, buffer(offset, 4):le_uint())  -- 4 bytes for int32
    61. 

  61.         offset = offset + 4
    62. 

  62.         subtree1:add(f_temp_fpga, buffer(offset, 4):le_uint()) -- 4 bytes for int32
    63. 

  63.         offset = offset + 4
    64. 

  64.         subtree1:add(f_temp_xcvr, buffer(offset, 4):le_uint()) -- 4 bytes for int32
    65. 

  65.         offset = offset + 4
    66. 

  66.         
    67. 

  67.         local data = buffer(offset, 4):le_uint()  -- First 4 bytes for z_vel
    68. 

  68.         local data1 = buffer(offset + 4, 4):le_uint() -- Next 4 bytes for z_vel
    69. 

  69.         local data3 = string.unpack("d", string.pack("<II", data1, data))
    70. 

  70.         subtree1:add(f_volt_vint, data3 )
    71. 

  71.         offset = offset + 8
    72. 

  72.        
    73. 

  73.         data = buffer(offset, 4):le_uint()  -- First 4 bytes for z_vel
    74. 

  74.         data1 = buffer(offset + 4, 4):le_uint() -- Next 4 bytes for z_vel
    75. 

  75.         data3 = string.unpack("d", string.pack("<II", data1, data))
    76. 

  76.         subtree1:add(f_volt_vaux, data3 )
    77. 

  77.         offset = offset + 8
    78. 

  78.         
    79. 

  79.         
    80. 

  80.         data = buffer(offset, 4):le_uint()  -- First 4 bytes for z_vel
    81. 

  81.         data1 = buffer(offset + 4, 4):le_uint() -- Next 4 bytes for z_vel
    82. 

  82.         data3 = string.unpack("d", string.pack("<II", data1, data))
    83. 

  83.         subtree1:add(f_volt_vbram, data3 )
    84. 

  84.         offset = offset + 8
    85. 

  85.         
    86. 

  86.         
    87. 

  87.         data = buffer(offset, 4):le_uint()  -- First 4 bytes for z_vel
    88. 

  88.         data1 = buffer(offset + 4, 4):le_uint() -- Next 4 bytes for z_vel
    89. 

  89.         data3 = string.unpack("d", string.pack("<II", data1, data))
    90. 

  90.         subtree1:add(f_volt_vpint, data3 )
    91. 

  91.         offset = offset + 8
    92. 

  92.         
    93. 

  93.         data = buffer(offset, 4):le_uint()  -- First 4 bytes for z_vel
    94. 

  94.         data1 = buffer(offset + 4, 4):le_uint() -- Next 4 bytes for z_vel
    95. 

  95.         data3 = string.unpack("d", string.pack("<II", data1, data))
    96. 

  96.         subtree1:add(f_volt_vpaux, data3 )
    97. 

  97.         offset = offset + 8
    98. 

  98.         
    99. 

  99.         
    100. 

  100.         data = buffer(offset, 4):le_uint()  -- First 4 bytes for z_vel
    101. 

  101.         data1 = buffer(offset + 4, 4):le_uint() -- Next 4 bytes for z_vel
    102. 

  102.         data3 = string.unpack("d", string.pack("<II", data1, data))
    103. 

  103.         subtree1:add(f_volt_vpdro, data3 )
    104. 

  104.         offset = offset + 8
    105. 

  105.        
    106. 

  106. 

  107.         -- Dissect the s_sband_rx_tm structure 
    108. 

  108.         -- Handle the RX structure
    109. 

  109.         print("Recv chnl : 1")
    110. 

  110. 

  111.         subtree1:add(f_rx_cfg_frames, buffer(offset, 4):le_uint())  -- 4 bytes for uint32
    112. 

  112.         offset = offset + 4
    113. 

  113.         subtree1:add(f_rx_cfg_detected, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    114. 

  114.         offset = offset + 4
    115. 

  115.         subtree1:add(f_rx_cfg_rssi, buffer(offset, 4):le_float())  -- 4 bytes for float (f32)
    116. 

  116.         offset = offset + 4
    117. 

  117.         subtree1:add(f_rx_avg_rssi, buffer(offset, 4):le_float())  -- 4 bytes for float (f32)
    118. 

  118.         offset = offset + 4
    119. 

  119.         subtree1:add(f_rx_cfg_freqerr, buffer(offset, 4):le_uint()) -- 4 bytes for int32
    120. 

  120.         offset = offset + 4
    121. 

  121.         subtree1:add(f_rx_cfg_carrier_lock, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    122. 

  122.         offset = offset + 4
    123. 

  123.         subtree1:add(f_rx_frame_lock, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    124. 

  124.         offset = offset + 4
    125. 

  125.         subtree1:add(f_rx_sir_min, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    126. 

  126.         offset = offset + 4
    127. 

  127.         subtree1:add(f_rx_sir_max, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    128. 

  128.         offset = offset + 4
    129. 

  129.         subtree1:add(f_rx_bch_block_cnt, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    130. 

  130.         offset = offset + 4
    131. 

  131.         subtree1:add(f_rx_bch_err_cnt, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    132. 

  132.         offset = offset + 4
    133. 

  133.         
    134. 

  134.         --subtree1:add(f_recv_chnl,2)  -- 4 bytes for uint32
    135. 

  135.         
    136. 

  136.         print("Recv chnl - 2")
    137. 

  137.         subtree1:add(f_rx_cfg_frames, buffer(offset, 4):le_uint())  -- 4 bytes for uint32
    138. 

  138.         offset = offset + 4
    139. 

  139.         subtree1:add(f_rx_cfg_detected, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    140. 

  140.         offset = offset + 4
    141. 

  141.         subtree1:add(f_rx_cfg_rssi, buffer(offset, 4):le_float())  -- 4 bytes for float (f32)
    142. 

  142.         offset = offset + 4
    143. 

  143.         subtree1:add(f_rx_avg_rssi, buffer(offset, 4):le_float())  -- 4 bytes for float (f32)
    144. 

  144.         offset = offset + 4
    145. 

  145.         subtree1:add(f_rx_cfg_freqerr, buffer(offset, 4):le_uint()) -- 4 bytes for int32
    146. 

  146.         offset = offset + 4
    147. 

  147.         subtree1:add(f_rx_cfg_carrier_lock, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    148. 

  148.         offset = offset + 4
    149. 

  149.         subtree1:add(f_rx_frame_lock, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    150. 

  150.         offset = offset + 4
    151. 

  151.         subtree1:add(f_rx_sir_min, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    152. 

  152.         offset = offset + 4
    153. 

  153.         subtree1:add(f_rx_sir_max, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    154. 

  154.         offset = offset + 4
    155. 

  155.         subtree1:add(f_rx_bch_block_cnt, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    156. 

  156.         offset = offset + 4
    157. 

  157.         subtree1:add(f_rx_bch_err_cnt, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    158. 

  158.         offset = offset + 4
    159. 

  159. 

  160.         -- Dissect the s_sband_tx_tm structure
    161. 

  161.         --subtree1:add(f_tx_cfg_frames, buffer(offset, 4):le_uint()) -- 4 bytes for uint32
    162. 

  162.         --offset = offset + 4
    163. 

  163.         --subtree1:add(f_tx_cfg_pwr_rfl, buffer(offset, 4):le_float()) -- 4 bytes for float (f32)
    164. 

  164.         --offset = offset + 4
    165. 

  165.         
    166. 

  166.         
    167. 

  167.         
    168. 

  168.     end  -- This closes the `for` loop
    169. 

  169. 

  170. end  -- This closes the function `sband_dissectors`
    171.