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LuaPytecode
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fixed get_double

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CPunch 2019-08-14 15:47:18 -05:00 committed by GitHub
parent 1d965e8684
commit 559ea05287
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 4 deletions
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15
luac.py
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@ -49,6 +49,10 @@ def get_bits(num, p, k):
# convert extracted sub-string into decimal again
return (int(kBitSubStr,2) % 256)
def get_bits_2(input, n):
pn = 2^(n-1)
return (input % (pn + pn) >= pn) and 1 or 0
class LuaCompiler:
def __init__(self):
self.luac = "luac5.1"
@ -90,10 +94,13 @@ class LuaCompiler:
self.index = self.index + self.size_t
return s
def get_float(self):
f = struct.unpack('<f', bytearray(self.bytecode[self.index:self.index+8]))
def get_double(self):
if self.big_endian:
f = struct.unpack('>d', bytearray(self.bytecode[self.index:self.index+8]))
else:
f = struct.unpack('<d', bytearray(self.bytecode[self.index:self.index+8]))
self.index = self.index + 8
return f
return f[0]
def get_string(self, size):
if (size == None):
@ -169,7 +176,7 @@ class LuaCompiler:
if constant['TYPE'] == 1:
constant['DATA'] = (self.get_byte() != 0);
elif constant['TYPE'] == 3:
constant['DATA'] = self.get_float();
constant['DATA'] = self.get_double();
elif constant['TYPE'] == 4:
constant['DATA'] = self.get_string(None)[:-1];