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Update 'Zadanie3'

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This commit is contained in:
Klaudia Kandulska 2018-06-29 15:49:34 +00:00
parent 7e1e1a7348
commit 066de73659
1 changed files with 11 additions and 9 deletions
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20
Zadanie3
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@ -84,21 +84,24 @@ def divide(message, poly16):
check = temp
return check
def decode(message_final,poly16,crc):
def decode(message,poly16,crc):
l_poly16 = len(poly16)
appended_message2 = toBinary(message_final)
obroc = list(appended_message2)
message = bytearray(message, 'ascii')
message = format(int.from_bytes(message, "big"), "b")
dec = int(crc, 16)
crc2=bin(dec)[2:]
msg=message+crc2
while len(msg) % 8 != 0:
msg = "0" + msg
obroc = list(msg)
for i in range(l_poly16 - 1):
if obroc[i] == "0":
obroc[i] = "1"
elif obroc[i] == '1':
obroc[i] = "0"
appended_message2 = "".join(obroc)
msg = "".join(obroc)
dec = int(crc, 16)
crc2=bin(dec)[2:]
msg=appended_message2+crc2
remainder = divide(msg, poly16)
#Poprawione sprawdzanie
suma = 0
@ -135,8 +138,7 @@ def encode(message, poly16):
message_final = bytearray(message_final, 'ascii')
ab = bytearray(ab, 'ascii')
print("calosc : ", message_final)
print("crc : ", ab)
print("crc : ", ab)
poly16 = "10001000000100001"