mirror of
https://github.com/Sei-Lisa/LSL-PyOptimizer
synced 2025-07-01 23:58:20 +00:00
Change strategy for the checking of function input types.
Rather than assert that the types are correct, use the force type functions on the parameters: ff, fk, fs, q2f, v2f, and the new fi, fl. These functions have also been modified to ensure that the input type supports an implicit typecast to the target type and perform it, or emit ELSLInvalidType otherwise, rather than an assertion failure. fl in particular returns the original list if it isn't changed, or a copy if it is. A couple bugs were found in testfuncs.py as a result, which have been fixed as well. A test has been added to ensure that the exception that caught these bugs remains in place. The isxxxx functions are no longer necessary, so they are removed. Same goes for the painful cast handling process in foldconst, which was basically performing this task, and not necessarily well. This approach is much more robust and should have been used since the beginning, but I didn't figure it out then.
This commit is contained in:
parent
41d2c68cf8
commit
9e7a5d1cdf
5 changed files with 218 additions and 226 deletions
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@ -262,30 +262,67 @@ def zstr(s):
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return s
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return s.__class__(s[:zi])
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def fi(x):
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"""Force x to be an int"""
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if type(x) != int or not (-2147483648 <= x <= 2147483647):
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raise ELSLInvalidType
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return x
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def ff(x):
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"""Force x to be a float"""
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if int != type(x) != float:
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raise ELSLInvalidType
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if type(x) != float:
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x = float(x)
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return InternalTypecast(x, float, False, True)
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return F32(x)
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def fk(k):
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"""Force k to be a key"""
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if unicode != type(k) != Key:
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raise ELSLInvalidType
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if type(k) != Key:
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k = Key(k)
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k = InternalTypecast(k, Key, False, False)
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return k
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def fs(s):
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"""Force s to be a string"""
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if unicode != type(s) != Key:
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raise ELSLInvalidType
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if type(s) != unicode:
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s = unicode(s)
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s = InternalTypecast(s, unicode, False, False)
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return s
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def fl(L):
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"""Force l to be a list, and its elements to have sane types."""
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Lorig = L
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if type(L) != list:
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raise ELSLInvalidType
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for i in xrange(len(L)):
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t = type(L[i])
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if t not in Types:
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raise ELSLInvalidType
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if t == Vector:
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# copy on write
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if L is Lorig:
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L = L[:]
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L[i] = v2f(L[i])
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if t == Quaternion:
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# copy on write
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if L is Lorig:
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L = L[:]
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L[i] = q2f(L[i])
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return L
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def q2f(q):
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if type(q) != Quaternion:
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raise ELSLInvalidType
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if type(q[0]) == type(q[1]) == type(q[2]) == type(q[3]) == float:
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return q
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return Quaternion((ff(q[0]), ff(q[1]), ff(q[2]), ff(q[3])))
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def v2f(v):
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if type(v) != Vector:
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raise ELSLInvalidType
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if type(v[0]) == type(v[1]) == type(v[2]) == float:
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return v
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return Vector((ff(v[0]), ff(v[1]), ff(v[2])))
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@ -543,8 +580,8 @@ def InternalUTF8toString(s):
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# type check. Same for llGetSubString and llList2List. They are all joined into
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# one single function.
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def InternalGetDeleteSubSequence(val, start, end, isGet):
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assert isinteger(start)
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assert isinteger(end)
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start = fi(start)
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end = fi(end)
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L = len(val)
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# Python does much of the same thing as LSL here, which helps a lot
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@ -800,27 +837,6 @@ def cond(x):
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return len(x) > 1
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return bool(x) # works fine for int, float, string, list
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def isinteger(x):
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return type(x) == int
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def isfloat(x):
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return type(x) == float
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def isvector(x):
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return type(x) == Vector and len(x) == 3 and type(x[0]) == type(x[1]) == type(x[2]) == float
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def isrotation(x):
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return type(x) == Quaternion and len(x) == 4 and type(x[0]) == type(x[1]) == type(x[2]) == type(x[3]) == float
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def isstring(x):
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return type(x) == unicode
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def iskey(x):
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return type(x) == Key
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def islist(x):
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return type(x) == list
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def reduce(t):
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t = F32(t)
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if not t.is_integer():
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@ -832,7 +848,7 @@ def reduce(t):
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#
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def llAbs(i):
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assert isinteger(i)
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i = fi(i)
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if i != -2147483648:
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return abs(i)
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if lslcommon.LSO:
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@ -841,27 +857,27 @@ def llAbs(i):
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raise ELSLCantCompute
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def llAcos(f):
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assert isfloat(f)
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f = ff(f)
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try:
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return F32(math.acos(f))
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except ValueError:
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return NaN
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def llAngleBetween(r1, r2):
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assert isrotation(r1)
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assert isrotation(r2)
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r1 = q2f(r1)
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r2 = q2f(r2)
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return llRot2Angle(div(qnz(r1), qnz(r2), f32=False))
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def llAsin(f):
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assert isfloat(f)
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f = ff(f)
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try:
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return F32(math.asin(f))
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except ValueError:
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return NaN
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def llAtan2(y, x):
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assert isfloat(y)
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assert isfloat(x)
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y = ff(y)
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x = ff(x)
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if math.isnan(x) and math.isnan(y):
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if math.copysign(1, x) == -1 and math.copysign(1, y) == -1:
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return -NaN
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@ -873,9 +889,9 @@ def llAtan2(y, x):
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return F32(math.atan2(y, x))
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def llAxes2Rot(fwd, left, up):
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assert isvector(fwd)
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assert isvector(left)
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assert isvector(up)
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fwd = v2f(fwd)
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left = v2f(left)
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up = v2f(up)
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# One of the hardest.
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@ -912,8 +928,8 @@ def llAxes2Rot(fwd, left, up):
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def llAxisAngle2Rot(axis, angle):
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assert isvector(axis)
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assert isfloat(angle)
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axis = v2f(axis)
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angle = ff(angle)
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axis = llVecNorm(axis, f32=False)
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if axis == ZERO_VECTOR:
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angle = 0.
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# NOTE: This one does not always return the same value in LSL. When it isn't
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# deterministic, it raises ELSLCantCompute.
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def llBase64ToInteger(s):
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assert isstring(s)
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s = fs(s)
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if len(s) > 8:
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return 0
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s = b64_re.search(s).group()
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@ -959,7 +975,7 @@ b64tos_re = re.compile(
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)
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def llBase64ToString(s):
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assert isstring(s)
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s = fs(s)
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s = b64_re.search(s).group(0)
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# llUnescapeURL and llBase64ToString behave differently.
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@ -995,7 +1011,7 @@ def llBase64ToString(s):
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return InternalUTF8toString(bytes(byteseq))
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def llCSV2List(s):
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assert isstring(s)
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s = fs(s)
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bracketlevel = 0
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lastwascomma = True # first space is eaten!!!
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return ret
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def llCeil(f):
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assert isfloat(f)
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f = ff(f)
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if math.isnan(f) or math.isinf(f) or f >= 2147483648.0 or f < -2147483648.0:
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return -2147483648
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return int(math.ceil(f))
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def llCos(f):
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assert isfloat(f)
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f = ff(f)
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if math.isinf(f):
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return Indet
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if -9223372036854775808.0 < f < 9223372036854775808.0:
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@ -1040,21 +1056,21 @@ def llCos(f):
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def llDeleteSubList(lst, start, end):
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# This acts as llList2List if there's wraparound
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assert islist(lst)
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lst = fl(lst)
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return InternalGetDeleteSubSequence(lst, start, end, isGet=False)
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def llDeleteSubString(s, start, end):
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# This acts as llGetSubString if there's wraparound
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assert isstring(s)
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s = fs(s)
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return InternalGetDeleteSubSequence(s, start, end, isGet=False)
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def llDumpList2String(lst, sep):
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assert islist(lst)
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assert isstring(sep)
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lst = fl(lst)
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sep = fs(sep)
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return sep.join(InternalList2Strings(lst))
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def llEscapeURL(s):
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assert isstring(s)
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s = fs(s)
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s = s.encode('utf8') # get bytes
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ret = u''
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for c in s:
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return ret
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def llEuler2Rot(v):
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assert isvector(v)
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v = v2f(v)
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c0 = math.cos(v[0]*0.5)
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s0 = math.sin(v[0]*0.5)
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c1 = math.cos(v[1]*0.5)
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return Quaternion(-f for f in r) if r[i] < 0 else Quaternion(r)
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def llFabs(f):
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assert isfloat(f)
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f = ff(f)
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if f == 0.0 or math.isnan(f): # llFabs(-0.0) is -0.0; llFabs(-nan) is -nan
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return f
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return math.fabs(f)
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def llFloor(f):
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assert isfloat(f)
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f = ff(f)
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if math.isnan(f) or math.isinf(f) or f >= 2147483648.0 or f < -2147483648.0:
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return -2147483648
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return int(math.floor(f))
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def llFrand(lim):
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assert isfloat(lim)
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lim = ff(lim)
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if math.isinf(lim):
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return 0.
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if abs(lim) < float.fromhex('0x1p-126'):
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raise ELSLCantCompute
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def llGetListEntryType(lst, pos):
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assert islist(lst)
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assert isinteger(pos)
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lst = fl(lst)
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pos = fi(pos)
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try:
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return Types[type(lst[pos])]
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except IndexError:
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raise ELSLInvalidType
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def llGetListLength(lst):
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assert islist(lst)
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lst = fl(lst)
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return len(lst)
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def llGetSubString(s, start, end):
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assert isstring(s)
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s = fs(s)
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return InternalGetDeleteSubSequence(s, start, end, isGet=True)
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def llInsertString(s, pos, src):
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assert isstring(s)
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assert isinteger(pos)
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assert isstring(src)
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s = fs(s)
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pos = fi(pos)
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src = fs(src)
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if pos < 0: pos = 0 # llInsertString does not support negative indices
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return s[:pos] + src + s[pos:]
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def llIntegerToBase64(x):
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assert isinteger(x)
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x = fi(x)
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return b64encode(chr((x>>24)&255) + chr((x>>16)&255) + chr((x>>8)&255) + chr(x&255)).decode('utf8')
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def llList2CSV(lst):
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assert islist(lst)
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lst = fl(lst)
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ret = []
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for elem in lst:
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# This always uses LSO rules for float to string.
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@ -1194,8 +1210,8 @@ def llList2CSV(lst):
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return ret
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def llList2Float(lst, pos):
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assert islist(lst)
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assert isinteger(pos)
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lst = fl(lst)
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pos = fi(pos)
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try:
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elem = lst[pos]
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if type(elem) == float:
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@ -1207,8 +1223,8 @@ def llList2Float(lst, pos):
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return 0.0
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def llList2Integer(lst, pos):
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assert islist(lst)
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assert isinteger(pos)
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lst = fl(lst)
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pos = fi(pos)
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try:
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elem = lst[pos]
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if type(elem) == int:
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@ -1220,8 +1236,8 @@ def llList2Integer(lst, pos):
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return 0
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def llList2Key(lst, pos):
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assert islist(lst)
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assert isinteger(pos)
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lst = fl(lst)
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pos = fi(pos)
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try:
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elem = lst[pos]
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if type(elem) == Key:
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@ -1235,16 +1251,16 @@ def llList2Key(lst, pos):
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return Key(u'')
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def llList2List(lst, start, end):
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assert islist(lst)
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assert isinteger(start)
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assert isinteger(end)
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lst = fl(lst)
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start = fi(start)
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end = fi(end)
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return InternalGetDeleteSubSequence(lst, start, end, isGet=True)
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def llList2ListStrided(lst, start, end, stride):
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assert islist(lst)
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assert isinteger(start)
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assert isinteger(end)
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assert isinteger(stride)
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lst = fl(lst)
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start = fi(start)
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end = fi(end)
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stride = fi(stride)
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stride = abs(stride) if stride != 0 else 1
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L = len(lst)
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if start < 0: start += L
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@ -1260,13 +1276,13 @@ def llList2ListStrided(lst, start, end, stride):
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return lst[start:end+1:stride]
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def llList2Rot(lst, pos):
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assert islist(lst)
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assert isinteger(pos)
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lst = fl(lst)
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pos = fi(pos)
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try:
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elem = lst[pos]
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if type(elem) == Quaternion:
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# The list should not contain integer quaternion components, but
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# we don't control that here. Instead we return the integer-less
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# we don't err here if not. Instead we return the integer-less
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# quaternion when asked.
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return q2f(elem)
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except IndexError:
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@ -1274,8 +1290,8 @@ def llList2Rot(lst, pos):
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return ZERO_ROTATION
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def llList2String(lst, pos):
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assert islist(lst)
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assert isinteger(pos)
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lst = fl(lst)
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pos = fi(pos)
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try:
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return InternalTypecast(lst[pos], unicode, InList=True, f32=True)
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except IndexError:
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@ -1283,8 +1299,8 @@ def llList2String(lst, pos):
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return u''
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def llList2Vector(lst, pos):
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assert islist(lst)
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assert isinteger(pos)
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lst = fl(lst)
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pos = fi(pos)
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try:
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elem = lst[pos]
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if type(elem) == Vector:
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@ -1297,8 +1313,8 @@ def llList2Vector(lst, pos):
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return ZERO_VECTOR
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def llListFindList(lst, elems):
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assert islist(lst)
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assert islist(elems)
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lst = fl(lst)
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elems = fl(elems)
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# NaN is found in floats, but not in vectors
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L1 = len(lst)
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L2 = len(elems)
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@ -1346,9 +1362,9 @@ def llListFindList(lst, elems):
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return -1
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def llListInsertList(lst, elems, pos):
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assert islist(lst)
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assert islist(elems)
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assert isinteger(pos)
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lst = fl(lst)
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elems = fl(elems)
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pos = fi(pos)
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# Unlike llInsertString, this function does support negative indices.
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return lst[:pos] + elems + lst[pos:]
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@ -1356,10 +1372,10 @@ def llListInsertList(lst, elems, pos):
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#def llListRandomize(x):
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def llListReplaceList(lst, elems, start, end):
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assert islist(lst)
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assert islist(elems)
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assert isinteger(start)
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assert isinteger(end)
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lst = fl(lst)
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elems = fl(elems)
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start = fi(start)
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end = fi(end)
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L = len(lst)
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if start < -L:
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# llListReplaceList([0,1,2,3],[5],-5,-5) should return [0,1,2,3]
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@ -1374,9 +1390,9 @@ def llListReplaceList(lst, elems, start, end):
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return lst[:start] + elems + lst[end+1:]
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|
||||
def llListSort(lst, stride, asc):
|
||||
assert islist(lst)
|
||||
assert isinteger(stride)
|
||||
assert isinteger(asc)
|
||||
lst = fl(lst)
|
||||
stride = fi(stride)
|
||||
asc = fi(asc)
|
||||
lst = lst[:] # make a copy
|
||||
L = len(lst)
|
||||
broken = u'\ufb1a' > u'\U0001d41a' # that happens on Windows
|
||||
|
@ -1422,8 +1438,8 @@ def llListSort(lst, stride, asc):
|
|||
return lst
|
||||
|
||||
def llListStatistics(op, lst):
|
||||
assert isinteger(op)
|
||||
assert islist(lst)
|
||||
op = fi(op)
|
||||
lst = fl(lst)
|
||||
|
||||
nums = []
|
||||
# Extract numbers in reverse order. LIST_STAT_MEDIAN uses that.
|
||||
|
@ -1495,26 +1511,26 @@ def llListStatistics(op, lst):
|
|||
return 0.0
|
||||
|
||||
def llLog(f):
|
||||
assert isfloat(f)
|
||||
f = ff(f)
|
||||
if math.isinf(f) and f < 0 or math.isnan(f) or f <= 0.0:
|
||||
return 0.0
|
||||
return F32(math.log(f))
|
||||
|
||||
def llLog10(f):
|
||||
assert isfloat(f)
|
||||
f = ff(f)
|
||||
if math.isinf(f) and f < 0 or math.isnan(f) or f <= 0.0:
|
||||
return 0.0
|
||||
return F32(math.log10(f))
|
||||
|
||||
def llMD5String(s, salt):
|
||||
assert isstring(s)
|
||||
assert isinteger(salt)
|
||||
s = fs(s)
|
||||
salt = fi(salt)
|
||||
return hashlib.md5(zstr(s).encode('utf8') + b':' + bytes(salt)).hexdigest().decode('utf8')
|
||||
|
||||
def llModPow(base, exp, mod):
|
||||
assert isinteger(base)
|
||||
assert isinteger(exp)
|
||||
assert isinteger(mod)
|
||||
base = fi(base)
|
||||
exp = fi(exp)
|
||||
mod = fi(mod)
|
||||
if not lslcommon.IsCalc:
|
||||
# This function has a delay, therefore it's not safe to compute it
|
||||
# unless in calculator mode.
|
||||
|
@ -1544,9 +1560,9 @@ def llModPow(base, exp, mod):
|
|||
return S32(ret)
|
||||
|
||||
def llParseString2List(s, exc, inc, KeepNulls=False):
|
||||
assert isstring(s)
|
||||
assert islist(exc)
|
||||
assert islist(inc)
|
||||
s = fs(s)
|
||||
exc = fl(exc)
|
||||
inc = fl(inc)
|
||||
if s == u'' and KeepNulls:
|
||||
return [s]
|
||||
exc = exc[:8]
|
||||
|
@ -1569,8 +1585,8 @@ def llParseStringKeepNulls(s, exc, inc):
|
|||
return llParseString2List(s, exc, inc, KeepNulls=True)
|
||||
|
||||
def llPow(base, exp):
|
||||
assert isfloat(base)
|
||||
assert isfloat(exp)
|
||||
base = ff(base)
|
||||
exp = ff(exp)
|
||||
try:
|
||||
# Python corner cases and LSL corner cases differ
|
||||
|
||||
|
@ -1599,19 +1615,19 @@ def llPow(base, exp):
|
|||
return Indet
|
||||
|
||||
def llRot2Angle(r):
|
||||
assert isrotation(r)
|
||||
r = q2f(r)
|
||||
# Used by llAngleBetween.
|
||||
# Version based on research by Moon Metty, Miranda Umino and Strife Onizuka
|
||||
return F32(2.*math.atan2(math.sqrt(math.fsum((r[0]*r[0], r[1]*r[1], r[2]*r[2]))), abs(r[3])));
|
||||
|
||||
def llRot2Axis(r):
|
||||
assert isrotation(r)
|
||||
r = q2f(r)
|
||||
if r[3] < 0:
|
||||
return llVecNorm(Vector((-r[0], -r[1], -r[2])))
|
||||
return llVecNorm(Vector((r[0], r[1], r[2])))
|
||||
|
||||
def llRot2Euler(r):
|
||||
assert isrotation(r)
|
||||
r = q2f(r)
|
||||
|
||||
# Another one of the hardest. The formula for Z angle in the
|
||||
# singularity case was inspired by the viewer code.
|
||||
|
@ -1634,23 +1650,23 @@ def llRot2Euler(r):
|
|||
)))
|
||||
|
||||
def llRot2Fwd(r):
|
||||
assert isrotation(r)
|
||||
r = q2f(r)
|
||||
v = Vector((1., 0., 0.))
|
||||
return llVecNorm(mul(v, qnz(r), f32=False))
|
||||
|
||||
def llRot2Left(r):
|
||||
assert isrotation(r)
|
||||
r = q2f(r)
|
||||
v = Vector((0., 1., 0.))
|
||||
return llVecNorm(mul(v, qnz(r), f32=False))
|
||||
|
||||
def llRot2Up(r):
|
||||
assert isrotation(r)
|
||||
r = q2f(r)
|
||||
v = Vector((0., 0., 1.))
|
||||
return llVecNorm(mul(v, qnz(r), f32=False))
|
||||
|
||||
def llRotBetween(v1, v2):
|
||||
assert isvector(v1)
|
||||
assert isvector(v2)
|
||||
v1 = v2f(v1)
|
||||
v2 = v2f(v2)
|
||||
|
||||
# Loosely based on the "Bad" reference implementation and
|
||||
# on SL source code (pre Moon Metty's changes).
|
||||
|
@ -1685,17 +1701,17 @@ def llRotBetween(v1, v2):
|
|||
return Quaternion(F32((ortho[0] / m, ortho[1] / m, ortho[2] / m, 0.)))
|
||||
|
||||
def llRound(f):
|
||||
assert isfloat(f)
|
||||
f = ff(f)
|
||||
if math.isnan(f) or math.isinf(f) or f >= 2147483647.5 or f < -2147483648.0:
|
||||
return -2147483648
|
||||
return int(math.floor(F32(f+0.5)))
|
||||
|
||||
def llSHA1String(s):
|
||||
assert isstring(s)
|
||||
s = fs(s)
|
||||
return hashlib.sha1(s.encode('utf8')).hexdigest().decode('utf8')
|
||||
|
||||
def llSin(f):
|
||||
assert isfloat(f)
|
||||
f = ff(f)
|
||||
if math.isinf(f):
|
||||
return Indet
|
||||
if -9223372036854775808.0 < f < 9223372036854775808.0:
|
||||
|
@ -1703,23 +1719,23 @@ def llSin(f):
|
|||
return f
|
||||
|
||||
def llSqrt(f):
|
||||
assert isfloat(f)
|
||||
f = ff(f)
|
||||
if f < 0.0:
|
||||
return Indet
|
||||
# LSL and Python both produce -0.0 when the input is -0.0.
|
||||
return F32(math.sqrt(f))
|
||||
|
||||
def llStringLength(s):
|
||||
assert isstring(s)
|
||||
s = fs(s)
|
||||
return len(s)
|
||||
|
||||
def llStringToBase64(s):
|
||||
assert isstring(s)
|
||||
s = fs(s)
|
||||
return b64encode(s.encode('utf8')).decode('utf8')
|
||||
|
||||
def llStringTrim(s, mode):
|
||||
assert isstring(s)
|
||||
assert isinteger(mode)
|
||||
s = fs(s)
|
||||
mode = fi(mode)
|
||||
head = 0
|
||||
length = len(s)
|
||||
tail = length-1
|
||||
|
@ -1732,12 +1748,12 @@ def llStringTrim(s, mode):
|
|||
return s[head:tail+1]
|
||||
|
||||
def llSubStringIndex(s, pattern):
|
||||
assert isstring(s)
|
||||
assert isstring(pattern)
|
||||
s = fs(s)
|
||||
pattern = fs(pattern)
|
||||
return s.find(pattern)
|
||||
|
||||
def llTan(f):
|
||||
assert isfloat(f)
|
||||
f = ff(f)
|
||||
if math.isinf(f):
|
||||
return Indet
|
||||
if -9223372036854775808.0 < f < 9223372036854775808.0:
|
||||
|
@ -1745,19 +1761,19 @@ def llTan(f):
|
|||
return f
|
||||
|
||||
def llToLower(s):
|
||||
assert isstring(s)
|
||||
s = fs(s)
|
||||
if lslcommon.LSO:
|
||||
return zstr(re.sub(u'[A-Z]', lambda x: x.group().lower(), s))
|
||||
return zstr(s.lower())
|
||||
|
||||
def llToUpper(s):
|
||||
assert isstring(s)
|
||||
s = fs(s)
|
||||
if lslcommon.LSO:
|
||||
return zstr(re.sub(u'[a-z]', lambda x: x.group().upper(), s))
|
||||
return zstr(s.upper())
|
||||
|
||||
def llUnescapeURL(s):
|
||||
assert isstring(s)
|
||||
s = fs(s)
|
||||
ret = b''
|
||||
L = len(s)
|
||||
i = 0
|
||||
|
@ -1788,8 +1804,8 @@ def llUnescapeURL(s):
|
|||
return InternalUTF8toString(ret)
|
||||
|
||||
def llVecDist(v1, v2):
|
||||
assert isvector(v1)
|
||||
assert isvector(v2)
|
||||
v1 = v2f(v1)
|
||||
v2 = v2f(v2)
|
||||
# For improved accuracy, do the intermediate calcs as doubles
|
||||
vx = v1[0]-v2[0]
|
||||
vy = v1[1]-v2[1]
|
||||
|
@ -1797,19 +1813,19 @@ def llVecDist(v1, v2):
|
|||
return F32(math.sqrt(math.fsum((vx*vx, vy*vy, vz*vz))))
|
||||
|
||||
def llVecMag(v):
|
||||
assert isvector(v)
|
||||
v = v2f(v)
|
||||
return F32(math.sqrt(math.fsum((v[0]*v[0], v[1]*v[1], v[2]*v[2]))))
|
||||
|
||||
def llVecNorm(v, f32 = True):
|
||||
assert isvector(v)
|
||||
v = v2f(v)
|
||||
if v == ZERO_VECTOR:
|
||||
return v
|
||||
f = math.sqrt(math.fsum((v[0]*v[0], v[1]*v[1], v[2]*v[2])))
|
||||
return F32(Vector((v[0]/f,v[1]/f,v[2]/f)), f32)
|
||||
|
||||
def llXorBase64(s, xor):
|
||||
assert isstring(s)
|
||||
assert isstring(xor)
|
||||
s = fs(s)
|
||||
xor = fs(xor)
|
||||
|
||||
# Xor the underlying bytes.
|
||||
|
||||
|
@ -1854,8 +1870,8 @@ def llXorBase64(s, xor):
|
|||
return b64encode(ret).decode('utf8')
|
||||
|
||||
def llXorBase64Strings(s, xor):
|
||||
assert isstring(s)
|
||||
assert isstring(xor)
|
||||
s = fs(s)
|
||||
xor = fs(xor)
|
||||
|
||||
if not lslcommon.IsCalc:
|
||||
# This function has a delay, therefore it's not safe to compute it
|
||||
|
@ -1897,8 +1913,8 @@ def llXorBase64Strings(s, xor):
|
|||
return ret
|
||||
|
||||
def llXorBase64StringsCorrect(s, xor):
|
||||
assert isstring(s)
|
||||
assert isstring(xor)
|
||||
s = fs(s)
|
||||
xor = fs(xor)
|
||||
|
||||
# Xor the underlying bytes but repeating the xor parameter pattern at the first zero (SCR-35).
|
||||
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue