mirror of
https://github.com/uhi22/pyPLC.git
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52 lines
No EOL
1.6 KiB
Python
52 lines
No EOL
1.6 KiB
Python
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def twoCharHex(b):
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strHex = "%0.2X" % b
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return strHex
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def showAsHex(mybytearray, description=""):
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packetlength = len(mybytearray)
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strHex = ""
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for i in range(0, packetlength):
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strHex = strHex + twoCharHex(mybytearray[i]) + " "
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print(description + "(" + str(packetlength) + "bytes) = " + strHex)
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def prettyHexMessage(mybytearray, description=""):
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packetlength = len(mybytearray)
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strHex = ""
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for i in range(0, packetlength):
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strHex = strHex + twoCharHex(mybytearray[i]) + " "
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return description + "(" + str(packetlength) + "bytes) = " + strHex
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def compactHexMessage(mybytearray):
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packetlength = len(mybytearray)
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strHex = ""
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for i in range(0, packetlength):
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strHex = strHex + twoCharHex(mybytearray[i])
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return strHex
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def prettyMac(macByteArray):
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s=""
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length = len(macByteArray)
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if (length!=6):
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s="invalid MAC length " + str(length) + "!"
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for i in range(0, length-1):
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s = s + twoCharHex(macByteArray[i]) + ":"
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s = s + twoCharHex(macByteArray[length-1])
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return s
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def combineValueAndMultiplier(value, mult):
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# input: value and multipliers as strings
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# output: The numerical value x* 10^mult
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x = float(value)
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m = int(mult)
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return x * 10**m
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if __name__ == "__main__":
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print("Testing the helpers")
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print(str(combineValueAndMultiplier("123", "0")) + " should be 123")
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print(str(combineValueAndMultiplier("5678", "-1")) + " should be 567.8")
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print(str(combineValueAndMultiplier("-17", "1")) + " should be -170")
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print(str(combineValueAndMultiplier("4", "4")) + " should be 40000")
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