mirror of
https://github.com/opentx/opentx.git
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202 lines
6.3 KiB
Python
Executable file
202 lines
6.3 KiB
Python
Executable file
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# This program parses sport.log files
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from __future__ import division, print_function
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import sys, struct
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lineNumber = 0
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crossfireDataBuff = []
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crossfire_types = [
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"UINT8",
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"INT8",
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"UINT16",
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"INT16",
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"UINT32",
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"INT32",
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"UINT64",
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"INT64",
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"FLOAT",
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"TEXT_SELECTION",
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"STRING",
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"FOLDER",
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"INFO",
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"COMMAND",
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"VTX",
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]
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def dump(data, maxLen=None):
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if maxLen and len(data) > maxLen:
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data = data[:maxLen]
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return " ".join("{:02x}".format(c) for c in data)
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# CRC8 implementation with polynom = x^8+x^7+x^6+x^4+x^2+1 (0xD5)
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crc8tab = [
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0x00, 0xD5, 0x7F, 0xAA, 0xFE, 0x2B, 0x81, 0x54,
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0x29, 0xFC, 0x56, 0x83, 0xD7, 0x02, 0xA8, 0x7D,
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0x52, 0x87, 0x2D, 0xF8, 0xAC, 0x79, 0xD3, 0x06,
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0x7B, 0xAE, 0x04, 0xD1, 0x85, 0x50, 0xFA, 0x2F,
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0xA4, 0x71, 0xDB, 0x0E, 0x5A, 0x8F, 0x25, 0xF0,
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0x8D, 0x58, 0xF2, 0x27, 0x73, 0xA6, 0x0C, 0xD9,
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0xF6, 0x23, 0x89, 0x5C, 0x08, 0xDD, 0x77, 0xA2,
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0xDF, 0x0A, 0xA0, 0x75, 0x21, 0xF4, 0x5E, 0x8B,
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0x9D, 0x48, 0xE2, 0x37, 0x63, 0xB6, 0x1C, 0xC9,
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0xB4, 0x61, 0xCB, 0x1E, 0x4A, 0x9F, 0x35, 0xE0,
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0xCF, 0x1A, 0xB0, 0x65, 0x31, 0xE4, 0x4E, 0x9B,
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0xE6, 0x33, 0x99, 0x4C, 0x18, 0xCD, 0x67, 0xB2,
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0x39, 0xEC, 0x46, 0x93, 0xC7, 0x12, 0xB8, 0x6D,
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0x10, 0xC5, 0x6F, 0xBA, 0xEE, 0x3B, 0x91, 0x44,
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0x6B, 0xBE, 0x14, 0xC1, 0x95, 0x40, 0xEA, 0x3F,
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0x42, 0x97, 0x3D, 0xE8, 0xBC, 0x69, 0xC3, 0x16,
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0xEF, 0x3A, 0x90, 0x45, 0x11, 0xC4, 0x6E, 0xBB,
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0xC6, 0x13, 0xB9, 0x6C, 0x38, 0xED, 0x47, 0x92,
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0xBD, 0x68, 0xC2, 0x17, 0x43, 0x96, 0x3C, 0xE9,
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0x94, 0x41, 0xEB, 0x3E, 0x6A, 0xBF, 0x15, 0xC0,
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0x4B, 0x9E, 0x34, 0xE1, 0xB5, 0x60, 0xCA, 0x1F,
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0x62, 0xB7, 0x1D, 0xC8, 0x9C, 0x49, 0xE3, 0x36,
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0x19, 0xCC, 0x66, 0xB3, 0xE7, 0x32, 0x98, 0x4D,
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0x30, 0xE5, 0x4F, 0x9A, 0xCE, 0x1B, 0xB1, 0x64,
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0x72, 0xA7, 0x0D, 0xD8, 0x8C, 0x59, 0xF3, 0x26,
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0x5B, 0x8E, 0x24, 0xF1, 0xA5, 0x70, 0xDA, 0x0F,
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0x20, 0xF5, 0x5F, 0x8A, 0xDE, 0x0B, 0xA1, 0x74,
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0x09, 0xDC, 0x76, 0xA3, 0xF7, 0x22, 0x88, 0x5D,
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0xD6, 0x03, 0xA9, 0x7C, 0x28, 0xFD, 0x57, 0x82,
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0xFF, 0x2A, 0x80, 0x55, 0x01, 0xD4, 0x7E, 0xAB,
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0x84, 0x51, 0xFB, 0x2E, 0x7A, 0xAF, 0x05, 0xD0,
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0xAD, 0x78, 0xD2, 0x07, 0x53, 0x86, 0x2C, 0xF9
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]
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def crc8(buffer):
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crc = 0
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for c in buffer:
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crc = crc8tab[crc ^ c]
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return crc
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def ParseGPS(payload):
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lat, long, speed, head, alt, numsat = struct.unpack('>iiHHHB', bytes(bytearray(payload))) # bytes(bytearray) casting is required for python 2.7.3 compatibility
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return "[GPS] lat:%f long:%f speed:%d heading:%d alt:%d numsat:%d" % (lat / 1e7, long / 1e7, speed / 100, head / 100, alt - 1000, numsat)
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def ParseBattery(payload):
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voltage = float((payload[0] << 8) + payload[1]) / 10
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current = float((payload[2] << 8) + payload[3]) / 10
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consumption = (payload[4] << 16) + (payload[5] << 8) + payload[6]
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return "[Battery] %.1fV %.1fA %dmAh" % (voltage, current, consumption)
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def ParseLinkStatistics(payload):
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return "[Link Statistics] "
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def ParseAttitude(payload):
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pitch = float((payload[0] << 8) + payload[1]) / 1000
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roll = float((payload[2] << 8) + payload[3]) / 1000
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yaw = float((payload[4] << 8) + payload[5]) / 1000
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return "[Attitude] pitch=%.3f roll=%.3f yaw=%.3f" % (pitch, roll, yaw)
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def ParseFlightMode(payload):
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return '[Flight Mode] "%s"' % "".join([chr(c) for c in payload[:-1]])
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def ParsePingDevices(_):
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return '[Ping Devices]'
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def ParseDevice(payload):
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return '[Device] 0x%02x "%s" %d parameters' % (payload[1], "".join([chr(c) for c in payload[2:-14]]), payload[-1])
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def ParseFieldsRequest(payload):
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return '[Fields request]'
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def ParseFieldRequest(payload):
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return '[Field request] device=0x%02x field=%d' % (payload[1], payload[2])
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def ParseField(payload):
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name = ""
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i = 6
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try:
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while payload[i] != 0:
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name += chr(payload[i])
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i += 1
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i += 1
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return '[Field] %s device=0x%02x field=%d parent=%d type=%s' % (name, payload[1], payload[2], payload[4], crossfire_types[payload[5] & 0x7f])
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except:
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return '[Exception]'
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parsers = (
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(0x02, ParseGPS),
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(0x08, ParseBattery),
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(0x14, ParseLinkStatistics),
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(0x1E, ParseAttitude),
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(0x21, ParseFlightMode),
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(0x28, ParsePingDevices),
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(0x29, ParseDevice),
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(0x2a, ParseFieldsRequest),
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(0x2b, ParseField),
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(0x2c, ParseFieldRequest),
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)
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def ParsePacket(packet):
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length = packet[1]
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command = packet[2]
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payload = packet[3:-1]
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crc = packet[-1]
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if crc != crc8(packet[2:-1]):
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print("[%s]" % timeData, dump(packet), "[CRC error]")
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return
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for id, parser in parsers:
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if id == command:
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print("[%s]" % timeData, dump(packet), parser(payload))
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return
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print("(%d)" % lineNumber, dump(packet))
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def ParseData(data):
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global crossfireDataBuff
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# convert from hex
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parts = data.split(' ')
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binData = [int(hex, 16) for hex in parts]
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# print binData
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crossfireDataBuff += binData
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# process whole packets
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while len(crossfireDataBuff) > 4:
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if crossfireDataBuff[0] != 0x00 and crossfireDataBuff[0] != 0xee and crossfireDataBuff[0] != 0xea:
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print("Skipped 1 byte", dump(crossfireDataBuff[:1]))
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crossfireDataBuff = crossfireDataBuff[1:]
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continue
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length = crossfireDataBuff[1]
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if length < 2 or length > 0x40:
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print("Skipped 1 bytex", dump(crossfireDataBuff[:1]))
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crossfireDataBuff = crossfireDataBuff[1:]
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continue
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if len(crossfireDataBuff) < length+2:
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break
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ParsePacket(crossfireDataBuff[:length+2])
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crossfireDataBuff = crossfireDataBuff[length+2:]
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inputFile = None
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if len(sys.argv) > 1:
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inputFile = sys.argv[1]
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# open input
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if inputFile:
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inp = open(inputFile, 'r')
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else:
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inp = sys.stdin
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while True:
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line = inp.readline()
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lineNumber += 1
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if len(line) == 0:
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break
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line = line.strip('\r\n')
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if len(line) == 0:
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continue
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# print line
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parts = line.split(': ')
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if len(parts) < 2:
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print("weird data: \"%s\" at line %d" % (line, lineNumber))
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continue
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timeData = parts[0].strip()
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crossfireData = parts[1].strip()
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# print "sd: %s" % sportData
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ParseData(crossfireData)
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