public static PyLongObject Create(DkmProcess process, BigInteger value)
{
var allocator = process.GetDataItem <PyObjectAllocator>();
Debug.Assert(allocator != null);
var bitsInDigit = process.Is64Bit() ? 30 : 15;
var bytesInDigit = process.Is64Bit() ? 4 : 2;
var absValue = BigInteger.Abs(value);
long numDigits = 0;
for (var t = absValue; t != 0;)
{
++numDigits;
t >>= bitsInDigit;
}
var result = allocator.Allocate <PyLongObject>(numDigits * bytesInDigit);
if (value == 0)
{
result.ob_size.Write(0);
}
else if (value > 0)
{
result.ob_size.Write(numDigits);
}
else if (value < 0)
{
result.ob_size.Write(-numDigits);
}
if (bitsInDigit == 15)
{
for (var digitPtr = new UInt16Proxy(process, result.ob_digit.Address); absValue != 0; digitPtr = digitPtr.GetAdjacentProxy(1))
{
digitPtr.Write((ushort)(absValue % (1 << bitsInDigit)));
absValue >>= bitsInDigit;
}
}
else
{
for (var digitPtr = new UInt32Proxy(process, result.ob_digit.Address); absValue != 0; digitPtr = digitPtr.GetAdjacentProxy(1))
{
digitPtr.Write((uint)(absValue % (1 << bitsInDigit)));
absValue >>= bitsInDigit;
}
}
return(result);
}
public ulong EvaluateReturnValueUInt64()
{
return(EvaluateUInt64(_process.Is64Bit() ? "@rax" : "@eax"));
}
public ReprOptions(DkmProcess process)
{
Is64Bit = process.Is64Bit();
LanguageVersion = process.GetPythonRuntimeInfo().LanguageVersion;
}
public static byte GetPointerSize(this DkmProcess process)
{
return(process.Is64Bit() ? (byte)8 : (byte)4);
}
