Created
January 4, 2013 14:55
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def Decode(param): | |
#-- define variables | |
loc_3 = [0,0,0,0] | |
loc_4 = [0,0,0] | |
loc_2 = '' | |
#-- define hash parameters for decoding | |
dec = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=' | |
hash1 = ["L", "y", "c", "X", "2", "M", "a", "l", "p", "5", "Q", "e", "R", "t", "Z", "Y", "9", "m", "d", "0", "s", "V", "b", "3", "7", "="] | |
hash2 = ["i", "B", "v", "U", "H", "4", "D", "n", "k", "8", "x", "T", "u", "G", "w", "f", "N", "J", "6", "W", "1", "g", "z", "o", "I", "r"] | |
hash1 = ["c", "u", "4", "V", "z", "5", "k", "m", "y", "p", "L", "J", "I", "d", "0", "M", "9", "e", "3", "8", "v", "l", "i", "7", "n", "="]; | |
hash2 = ["t", "Y", "T", "x", "B", "g", "G", "b", "2", "X", "1", "R", "a", "N", "w", "Q", "f", "W", "U", "D", "Z", "s", "6", "H", "o", "r"] | |
#-- decode | |
for i in range(0, len(hash1)): | |
re1 = hash1[i] | |
re2 = hash2[i] | |
param = param.replace(re1, '___') | |
param = param.replace(re2, re1) | |
param = param.replace('___', re2) | |
i = 0 | |
while i < len(param): | |
j = 0 | |
while j < 4 and i+j < len(param): | |
loc_3[j] = dec.find(param[i+j]) | |
j = j + 1 | |
loc_4[0] = (loc_3[0] << 2) + ((loc_3[1] & 48) >> 4); | |
loc_4[1] = ((loc_3[1] & 15) << 4) + ((loc_3[2] & 60) >> 2); | |
loc_4[2] = ((loc_3[2] & 3) << 6) + loc_3[3]; | |
j = 0 | |
while j < 3: | |
if loc_3[j + 1] == 64: | |
break | |
try: | |
loc_2 += unichr(loc_4[j]) | |
except: | |
pass | |
j = j + 1 | |
i = i + 4; | |
return loc_2 | |
import sys | |
print(Decode(sys.argv[1])) |
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