mirror of
https://github.com/thooge/esp32-nmea2000-obp60.git
synced 2026-02-11 07:03:07 +01:00
add some helper tools for converting candumps
This commit is contained in:
wellenvogel
29
tools/getPgnType.py
Executable file
29
tools/getPgnType.py
Executable file
@@ -0,0 +1,29 @@
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#! /usr/bin/env python3
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import sys
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import json
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def err(txt):
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print(txt,file=sys.stderr)
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sys.exit(1)
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HDR='''
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PGNM_Fast=0
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PGNM_Single=1
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PGNM_ISO=2
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PGN_MODES={
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'''
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FOOTER='''
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}
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'''
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with open(sys.argv[1],"r") as ih:
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data=json.load(ih)
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pgns=data.get('PGNs')
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if pgns is None:
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err("no pgns")
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print(HDR)
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for p in pgns:
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t=p['Type']
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pgn=p['PGN']
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if t and pgn:
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print(f" {pgn}: PGNM_{t},")
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print(FOOTER)
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527
tools/sendN2K.py
Normal file
527
tools/sendN2K.py
Normal file
@@ -0,0 +1,527 @@
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#! /usr/bin/env python3
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import re
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import sys
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import os
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import datetime
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###generated with getPgnType.py from canboat pgns.json
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PGNM_Fast=0
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PGNM_Single=1
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PGNM_ISO=2
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PGN_MODES={
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59392: PGNM_Single,
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59904: PGNM_Single,
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60160: PGNM_Single,
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60416: PGNM_Single,
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60416: PGNM_Single,
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60416: PGNM_Single,
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60416: PGNM_Single,
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60416: PGNM_Single,
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60928: PGNM_Single,
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61184: PGNM_Single,
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61184: PGNM_Single,
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61184: PGNM_Single,
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65001: PGNM_Single,
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65002: PGNM_Single,
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65003: PGNM_Single,
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65004: PGNM_Single,
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65005: PGNM_Single,
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65006: PGNM_Single,
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65007: PGNM_Single,
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65008: PGNM_Single,
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65009: PGNM_Single,
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65010: PGNM_Single,
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65011: PGNM_Single,
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65012: PGNM_Single,
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65013: PGNM_Single,
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65014: PGNM_Single,
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65015: PGNM_Single,
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65016: PGNM_Single,
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65017: PGNM_Single,
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65018: PGNM_Single,
|
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65019: PGNM_Single,
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65020: PGNM_Single,
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65021: PGNM_Single,
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65022: PGNM_Single,
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65023: PGNM_Single,
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65024: PGNM_Single,
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65025: PGNM_Single,
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65026: PGNM_Single,
|
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65027: PGNM_Single,
|
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65028: PGNM_Single,
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65029: PGNM_Single,
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65030: PGNM_Single,
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65240: PGNM_ISO,
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65280: PGNM_Single,
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65284: PGNM_Single,
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65285: PGNM_Single,
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65285: PGNM_Single,
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65286: PGNM_Single,
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65286: PGNM_Single,
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65287: PGNM_Single,
|
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65287: PGNM_Single,
|
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65288: PGNM_Single,
|
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65289: PGNM_Single,
|
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65290: PGNM_Single,
|
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65292: PGNM_Single,
|
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65293: PGNM_Single,
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65293: PGNM_Single,
|
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65302: PGNM_Single,
|
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65305: PGNM_Single,
|
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65305: PGNM_Single,
|
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65305: PGNM_Single,
|
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65305: PGNM_Single,
|
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65305: PGNM_Single,
|
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65309: PGNM_Single,
|
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65312: PGNM_Single,
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65340: PGNM_Single,
|
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65341: PGNM_Single,
|
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65345: PGNM_Single,
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65350: PGNM_Single,
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65359: PGNM_Single,
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65360: PGNM_Single,
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65361: PGNM_Single,
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65371: PGNM_Single,
|
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65374: PGNM_Single,
|
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65379: PGNM_Single,
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65408: PGNM_Single,
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65409: PGNM_Single,
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65410: PGNM_Single,
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65420: PGNM_Single,
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65480: PGNM_Single,
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126208: PGNM_Fast,
|
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126208: PGNM_Fast,
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126208: PGNM_Fast,
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126208: PGNM_Fast,
|
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126208: PGNM_Fast,
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126208: PGNM_Fast,
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126208: PGNM_Fast,
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126464: PGNM_Fast,
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126720: PGNM_Fast,
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
||||
126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126720: PGNM_Fast,
|
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126983: PGNM_Fast,
|
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126984: PGNM_Fast,
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126985: PGNM_Fast,
|
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126986: PGNM_Fast,
|
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126987: PGNM_Fast,
|
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126988: PGNM_Fast,
|
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126992: PGNM_Single,
|
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126993: PGNM_Single,
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126996: PGNM_Fast,
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126998: PGNM_Fast,
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127233: PGNM_Fast,
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127237: PGNM_Fast,
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127245: PGNM_Single,
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127250: PGNM_Single,
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127251: PGNM_Single,
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127252: PGNM_Single,
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127257: PGNM_Single,
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127258: PGNM_Single,
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127488: PGNM_Single,
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127489: PGNM_Fast,
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127490: PGNM_Fast,
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127491: PGNM_Fast,
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127493: PGNM_Single,
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127494: PGNM_Fast,
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127495: PGNM_Fast,
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127496: PGNM_Fast,
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127497: PGNM_Fast,
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127498: PGNM_Fast,
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127500: PGNM_Single,
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127501: PGNM_Single,
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127502: PGNM_Single,
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127503: PGNM_Fast,
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127504: PGNM_Fast,
|
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127505: PGNM_Single,
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127506: PGNM_Fast,
|
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127507: PGNM_Fast,
|
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127508: PGNM_Single,
|
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127509: PGNM_Fast,
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127510: PGNM_Fast,
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127511: PGNM_Single,
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127512: PGNM_Single,
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127513: PGNM_Fast,
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127514: PGNM_Single,
|
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127744: PGNM_Single,
|
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127745: PGNM_Single,
|
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127746: PGNM_Single,
|
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127750: PGNM_Single,
|
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127751: PGNM_Single,
|
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128000: PGNM_Single,
|
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128001: PGNM_Single,
|
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128002: PGNM_Single,
|
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128003: PGNM_Single,
|
||||
128006: PGNM_Single,
|
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128007: PGNM_Single,
|
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128008: PGNM_Single,
|
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128259: PGNM_Single,
|
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128267: PGNM_Single,
|
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128275: PGNM_Fast,
|
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128520: PGNM_Fast,
|
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128538: PGNM_Fast,
|
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128768: PGNM_Single,
|
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128769: PGNM_Single,
|
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128776: PGNM_Single,
|
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128777: PGNM_Single,
|
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128778: PGNM_Single,
|
||||
128780: PGNM_Single,
|
||||
129025: PGNM_Single,
|
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129026: PGNM_Single,
|
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129027: PGNM_Single,
|
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129028: PGNM_Single,
|
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129029: PGNM_Fast,
|
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129033: PGNM_Single,
|
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129038: PGNM_Fast,
|
||||
129039: PGNM_Fast,
|
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129040: PGNM_Fast,
|
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129041: PGNM_Fast,
|
||||
129044: PGNM_Fast,
|
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129045: PGNM_Fast,
|
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129283: PGNM_Single,
|
||||
129284: PGNM_Fast,
|
||||
129285: PGNM_Fast,
|
||||
129291: PGNM_Single,
|
||||
129301: PGNM_Fast,
|
||||
129302: PGNM_Fast,
|
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129538: PGNM_Fast,
|
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129539: PGNM_Single,
|
||||
129540: PGNM_Fast,
|
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129541: PGNM_Fast,
|
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129542: PGNM_Fast,
|
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129545: PGNM_Fast,
|
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129546: PGNM_Single,
|
||||
129547: PGNM_Fast,
|
||||
129549: PGNM_Fast,
|
||||
129550: PGNM_Fast,
|
||||
129551: PGNM_Fast,
|
||||
129556: PGNM_Fast,
|
||||
129792: PGNM_Fast,
|
||||
129793: PGNM_Fast,
|
||||
129794: PGNM_Fast,
|
||||
129795: PGNM_Fast,
|
||||
129796: PGNM_Fast,
|
||||
129797: PGNM_Fast,
|
||||
129798: PGNM_Fast,
|
||||
129799: PGNM_Fast,
|
||||
129800: PGNM_Fast,
|
||||
129801: PGNM_Fast,
|
||||
129802: PGNM_Fast,
|
||||
129803: PGNM_Fast,
|
||||
129804: PGNM_Fast,
|
||||
129805: PGNM_Fast,
|
||||
129806: PGNM_Fast,
|
||||
129807: PGNM_Fast,
|
||||
129808: PGNM_Fast,
|
||||
129808: PGNM_Fast,
|
||||
129809: PGNM_Fast,
|
||||
129810: PGNM_Fast,
|
||||
130052: PGNM_Fast,
|
||||
130053: PGNM_Fast,
|
||||
130054: PGNM_Fast,
|
||||
130060: PGNM_Fast,
|
||||
130061: PGNM_Fast,
|
||||
130064: PGNM_Fast,
|
||||
130065: PGNM_Fast,
|
||||
130066: PGNM_Fast,
|
||||
130067: PGNM_Fast,
|
||||
130068: PGNM_Fast,
|
||||
130069: PGNM_Fast,
|
||||
130070: PGNM_Fast,
|
||||
130071: PGNM_Fast,
|
||||
130072: PGNM_Fast,
|
||||
130073: PGNM_Fast,
|
||||
130074: PGNM_Fast,
|
||||
130306: PGNM_Single,
|
||||
130310: PGNM_Single,
|
||||
130311: PGNM_Single,
|
||||
130312: PGNM_Single,
|
||||
130313: PGNM_Single,
|
||||
130314: PGNM_Single,
|
||||
130315: PGNM_Single,
|
||||
130316: PGNM_Single,
|
||||
130320: PGNM_Fast,
|
||||
130321: PGNM_Fast,
|
||||
130322: PGNM_Fast,
|
||||
130323: PGNM_Fast,
|
||||
130324: PGNM_Fast,
|
||||
130330: PGNM_Fast,
|
||||
130560: PGNM_Single,
|
||||
130561: PGNM_Fast,
|
||||
130562: PGNM_Fast,
|
||||
130563: PGNM_Fast,
|
||||
130564: PGNM_Fast,
|
||||
130565: PGNM_Fast,
|
||||
130566: PGNM_Fast,
|
||||
130567: PGNM_Fast,
|
||||
130569: PGNM_Fast,
|
||||
130570: PGNM_Fast,
|
||||
130571: PGNM_Fast,
|
||||
130572: PGNM_Fast,
|
||||
130573: PGNM_Fast,
|
||||
130574: PGNM_Fast,
|
||||
130576: PGNM_Single,
|
||||
130577: PGNM_Fast,
|
||||
130578: PGNM_Fast,
|
||||
130579: PGNM_Single,
|
||||
130580: PGNM_Fast,
|
||||
130581: PGNM_Fast,
|
||||
130582: PGNM_Single,
|
||||
130583: PGNM_Fast,
|
||||
130584: PGNM_Fast,
|
||||
130585: PGNM_Single,
|
||||
130586: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130816: PGNM_Fast,
|
||||
130817: PGNM_Fast,
|
||||
130817: PGNM_Fast,
|
||||
130818: PGNM_Fast,
|
||||
130819: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130820: PGNM_Fast,
|
||||
130821: PGNM_Fast,
|
||||
130821: PGNM_Fast,
|
||||
130822: PGNM_Fast,
|
||||
130823: PGNM_Fast,
|
||||
130824: PGNM_Fast,
|
||||
130824: PGNM_Fast,
|
||||
130825: PGNM_Fast,
|
||||
130827: PGNM_Fast,
|
||||
130828: PGNM_Fast,
|
||||
130831: PGNM_Fast,
|
||||
130832: PGNM_Fast,
|
||||
130833: PGNM_Fast,
|
||||
130834: PGNM_Fast,
|
||||
130835: PGNM_Fast,
|
||||
130836: PGNM_Fast,
|
||||
130836: PGNM_Fast,
|
||||
130837: PGNM_Fast,
|
||||
130837: PGNM_Fast,
|
||||
130838: PGNM_Fast,
|
||||
130839: PGNM_Fast,
|
||||
130840: PGNM_Fast,
|
||||
130842: PGNM_Fast,
|
||||
130842: PGNM_Fast,
|
||||
130842: PGNM_Fast,
|
||||
130843: PGNM_Fast,
|
||||
130843: PGNM_Fast,
|
||||
130845: PGNM_Fast,
|
||||
130845: PGNM_Fast,
|
||||
130846: PGNM_Fast,
|
||||
130846: PGNM_Fast,
|
||||
130847: PGNM_Fast,
|
||||
130850: PGNM_Fast,
|
||||
130850: PGNM_Fast,
|
||||
130850: PGNM_Fast,
|
||||
130851: PGNM_Fast,
|
||||
130856: PGNM_Fast,
|
||||
130860: PGNM_Fast,
|
||||
130880: PGNM_Fast,
|
||||
130881: PGNM_Fast,
|
||||
130944: PGNM_Fast,
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
def logError(fmt,*args):
|
||||
print("ERROR:" +fmt%(args))
|
||||
|
||||
def dataToSep(data,maxbytes=None):
|
||||
pd=None
|
||||
dl=int(len(data)/2)
|
||||
if maxbytes is not None and maxbytes < dl:
|
||||
dl=maxbytes
|
||||
for p in range(0,dl):
|
||||
i=2*p
|
||||
if pd is None:
|
||||
pd=data[i:i+2]
|
||||
else:
|
||||
pd+=","+data[i:i+2]
|
||||
return pd
|
||||
|
||||
class CanFrame:
|
||||
DUMP_PAT=re.compile(r'\(([^)]*)\) *([^ ]*) *([^#]*)#(.*)')
|
||||
|
||||
def __init__(self,ts,pgn,src=1,dst=255,prio=1,data=None):
|
||||
self.pgn=pgn
|
||||
self.mode=PGN_MODES.get(pgn)
|
||||
self.ts=ts
|
||||
self.src=src
|
||||
self.dst=dst
|
||||
self.data=data
|
||||
self.prio=prio
|
||||
self.sequence=None
|
||||
self.frame=None
|
||||
if self.mode == PGNM_Fast and data is not None and len(self.data) >= 2:
|
||||
fb=int(data[0:2],16)
|
||||
self.frame=fb & 0x1f
|
||||
self.sequence=fb >> 5
|
||||
|
||||
def key(self):
|
||||
if self.sequence is None or self.pgn == 0:
|
||||
return None
|
||||
return f"{self.pgn}-{self.sequence}"
|
||||
def getFPNum(self,bytes=False):
|
||||
if self.frame != 0:
|
||||
return None
|
||||
if len(self.data) < 4:
|
||||
return None
|
||||
numbytes=int(self.data[2:4],16)
|
||||
if bytes:
|
||||
return numbytes
|
||||
frames=int((numbytes-6-1)/7)+1+1 if numbytes > 6 else 1
|
||||
return frames
|
||||
|
||||
def __str__(self):
|
||||
return f"{self.ts},{self.prio},{self.pgn},{self.src},{self.dst},{int(len(self.data)/2 if self.data else 0)},{dataToSep(self.data)}"
|
||||
|
||||
|
||||
@classmethod
|
||||
def fromDump(cls,line):
|
||||
'''(1658058069.867835) can0 09F80103#ACAF6C20B79AAC06'''
|
||||
match=cls.DUMP_PAT.search(line)
|
||||
if match is None:
|
||||
logError("no dump pattern in line %s",line)
|
||||
return
|
||||
ts=match[1]
|
||||
dt=datetime.datetime.fromtimestamp(float(ts),tz=datetime.UTC)
|
||||
tstr=dt.strftime("%F-%T.")+dt.strftime("%f")[0:3]
|
||||
data=match[4]
|
||||
hdr=match[3]
|
||||
hdrval=int(hdr,16)
|
||||
#see candump2analyzer
|
||||
src=hdrval & 0xff
|
||||
prio=(hdrval >> 26) & 0x7
|
||||
PF=(hdrval >> 16) & 0xff
|
||||
PS=(hdrval >> 8) & 0xff
|
||||
RDP=(hdrval >> 24) & 3
|
||||
pgn=0
|
||||
if PF < 240:
|
||||
dst=PS
|
||||
pgn=(RDP << 16) + (PF << 8)
|
||||
else:
|
||||
dst=0xff
|
||||
pgn=(RDP << 16) + (PF << 8)+PS
|
||||
return CanFrame(tstr,pgn,src=src,dst=dst,prio=prio,data=data)
|
||||
|
||||
class MultiFrame:
|
||||
def __init__(self,firstFrame: CanFrame):
|
||||
self.bytes=""
|
||||
self.firstFrame=firstFrame
|
||||
self.numFrames=firstFrame.getFPNum(bytes=False)
|
||||
self.numBytes=firstFrame.getFPNum(bytes=True)
|
||||
self.finished=False
|
||||
self.addFrame(firstFrame)
|
||||
def addFrame(self,frame:CanFrame):
|
||||
if self.finished:
|
||||
return False
|
||||
if frame.frame is None:
|
||||
return False
|
||||
if frame.frame == 0:
|
||||
self.bytes+=frame.data[4:]
|
||||
else:
|
||||
self.bytes+=frame.data[2:]
|
||||
if frame.frame >= (self.numFrames-1):
|
||||
self.finished=True
|
||||
return True
|
||||
|
||||
def __str__(self):
|
||||
return f"{self.firstFrame.ts},{self.firstFrame.prio},{self.firstFrame.pgn},{self.firstFrame.src},{self.firstFrame.dst},{self.numBytes},{dataToSep(self.bytes,self.numBytes)}"
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
with open (sys.argv[1],"r") as fh:
|
||||
buffer={}
|
||||
lnr=0
|
||||
for line in fh:
|
||||
lnr+=1
|
||||
frame=CanFrame.fromDump(line)
|
||||
if frame.sequence is None:
|
||||
print(frame)
|
||||
else:
|
||||
key=frame.key()
|
||||
mf=buffer.get(key)
|
||||
mustDelete=False
|
||||
if mf is None:
|
||||
if frame.frame != 0:
|
||||
print(f"floating multi frame in line {lnr}: {frame}",file=sys.stderr)
|
||||
continue
|
||||
mf=MultiFrame(frame)
|
||||
if not mf.finished:
|
||||
buffer[key]=mf
|
||||
else:
|
||||
mf.addFrame(frame)
|
||||
mustDelete=True
|
||||
if mf.finished:
|
||||
print(mf)
|
||||
del buffer[key]
|
||||
|
||||
Reference in New Issue
Block a user