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do not create global variables in 5.1
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parent
b096b1f3c1
commit
4e68bf98a8
12
md5.lua
12
md5.lua
@ -77,7 +77,7 @@ else
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local to_bits -- needs to be declared before bit_not
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function bit_not(n)
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bit_not = function(n)
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local tbl = to_bits(n)
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local size = math.max(#tbl, 32)
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for i = 1, size do
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@ -110,7 +110,7 @@ else
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return tbl
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end
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function bit_or(m, n)
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bit_or = function(m, n)
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local tbl_m = to_bits(m)
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local tbl_n = to_bits(n)
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expand(tbl_m, tbl_n)
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@ -127,7 +127,7 @@ else
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return tbl2number(tbl)
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end
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function bit_and(m, n)
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bit_and = function(m, n)
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local tbl_m = to_bits(m)
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local tbl_n = to_bits(n)
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expand(tbl_m, tbl_n)
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@ -144,7 +144,7 @@ else
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return tbl2number(tbl)
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end
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function bit_xor(m, n)
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bit_xor = function(m, n)
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local tbl_m = to_bits(m)
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local tbl_n = to_bits(n)
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expand(tbl_m, tbl_n)
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@ -161,7 +161,7 @@ else
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return tbl2number(tbl)
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end
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function bit_rshift(n, bits)
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bit_rshift = function(n, bits)
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local high_bit = 0
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if(n < 0) then
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-- negative
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@ -178,7 +178,7 @@ else
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return floor(n)
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end
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function bit_lshift(n, bits)
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bit_lshift = function(n, bits)
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if(n < 0) then
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-- negative
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n = bit_not(math.abs(n)) + 1
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