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lookup_0 = [0 for i in range(64)]
lookup_1 = [0 for i in range(64)]
for i in range(64):
lookup_0[i] = 0x80
lookup_1[i] = 0x80
lookup = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
for i in range(64):
val = ord(lookup[i])
bit6 = val & 0x40
bits05 = val & 0x3f
if bit6:
lookup_1[bits05] = i
else:
lookup_0[bits05] = i
allowed = "\t\r\n "
for z in allowed:
lookup_0[ord(z)] = 0xff
def sign8(x):
if x >= 128:
return x - 256
return x
lookup_0.reverse()
lookup_1.reverse()
print("lookup0:")
print(", ".join([str(sign8(i)) for i in lookup_0]))
print("lookup1:")
print(", ".join([str(sign8(i)) for i in lookup_1]))
lookupn = [0 for i in range(64)]
output = 0
for ifrom in range(16):
lookupn[ifrom*4 + 0] = output + 3
lookupn[ifrom*4 + 1] = output + 2
lookupn[ifrom*4 + 2] = output + 1
lookupn[ifrom*4 + 3] = output + 0
output += 4
lookupn.reverse()
print("reverse:")
print(", ".join([str(i) for i in lookupn]))
print("====")
lookup_0 = [0 for i in range(64)]
lookup_1 = [0 for i in range(64)]
for i in range(64):
lookup_0[i] = 0x80
lookup_1[i] = 0x80
lookup = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_"
for i in range(64):
val = ord(lookup[i])
bit6 = val & 0x40
bits05 = val & 0x3f
if bit6:
lookup_1[bits05] = i
else:
lookup_0[bits05] = i
allowed = "\0\t\r\n "
for z in allowed:
lookup_0[ord(z)] = 0xff
lookup_0.reverse()
lookup_1.reverse()
print("lookup0:")
print(", ".join([str(sign8(i)) for i in lookup_0]))
print("lookup1:")
print(", ".join([str(sign8(i)) for i in lookup_1]))
lookupn = [0 for i in range(64)]
output = 0
for ifrom in range(16):
lookupn[ifrom*4 + 0] = output + 3
lookupn[ifrom*4 + 1] = output + 2
lookupn[ifrom*4 + 2] = output + 1
lookupn[ifrom*4 + 3] = output + 0
output += 4
lookupn.reverse()
print("reverse:")
print(", ".join([str(i) for i in lookupn]))
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