private object ResolveArgumentValue(MetadataCAArgumentStruct* argument, Type type)
{
TypeCode typeCode = (TypeCode)(argument->ArgumentType->Attributes >> 24);
var valuePtr = MetadataCAArgumentStruct.GetArgumentAddress(argument);
// If its an enum type
if (argument->ArgumentType->ParentType == EnumTypePtr)
{
typeCode = (TypeCode)(argument->ArgumentType->ElementType->Attributes >> 24);
}
switch (typeCode)
{
// 1 byte
case TypeCode.Boolean:
return ((bool*)valuePtr)[0];
case TypeCode.U1:
return ((byte*)valuePtr)[0];
case TypeCode.I1:
return ((sbyte*)valuePtr)[0];
// 2 bytes
case TypeCode.Char:
return ((char*)valuePtr)[0];
case TypeCode.U2:
return ((ushort*)valuePtr)[0];
case TypeCode.I2:
return ((short*)valuePtr)[0];
// 4 bytes
case TypeCode.U4:
return ((uint*)valuePtr)[0];
case TypeCode.I4:
return ((int*)valuePtr)[0];
case TypeCode.R4:
return ((float*)valuePtr)[0];
// 8 bytes
case TypeCode.U8:
return ((ulong*)valuePtr)[0];
case TypeCode.I8:
return ((long*)valuePtr)[0];
case TypeCode.R8:
return ((double*)valuePtr)[0];
// SZArray
case TypeCode.SZArray:
return ResolveArrayValue(argument, type);
// String
case TypeCode.String:
return x86Runtime.InitializeMetadataString(valuePtr);
default:
if (type.FullName == "System.Type")
{
// Get the argument type
RuntimeTypeHandle argTypeHandle = new RuntimeTypeHandle();
((uint**)&argTypeHandle)[0] = (uint*)argument->ArgumentType;
return Type.GetTypeFromHandle(argTypeHandle);
}
throw new ArgumentException();
}
//return null;
}
private object ResolveArrayValue(MetadataCAArgumentStruct* argument, Type type)
{
TypeCode typeCode = (TypeCode)(argument->ArgumentType->ElementType->Attributes >> 24);
var valuePtr = MetadataCAArgumentStruct.GetArgumentAddress(argument);
var size = valuePtr[0];
valuePtr++;
switch (typeCode)
{
// 1 byte
case TypeCode.Boolean:
{
bool[] array = new bool[size];
for (int i = 0; i < size; i++)
array[i] = ((bool*)valuePtr)[i];
return array;
}
case TypeCode.U1:
{
byte[] array = new byte[size];
for (int i = 0; i < size; i++)
array[i] = ((byte*)valuePtr)[i];
return array;
}
case TypeCode.I1:
{
sbyte[] array = new sbyte[size];
for (int i = 0; i < size; i++)
array[i] = ((sbyte*)valuePtr)[i];
return array;
}
// 2 bytes
case TypeCode.Char:
{
char[] array = new char[size];
for (int i = 0; i < size; i++)
array[i] = ((char*)valuePtr)[i];
return array;
}
case TypeCode.U2:
{
ushort[] array = new ushort[size];
for (int i = 0; i < size; i++)
array[i] = ((ushort*)valuePtr)[i];
return array;
}
case TypeCode.I2:
{
short[] array = new short[size];
for (int i = 0; i < size; i++)
array[i] = ((short*)valuePtr)[i];
return array;
}
// 4 bytes
case TypeCode.U4:
{
uint[] array = new uint[size];
for (int i = 0; i < size; i++)
array[i] = ((uint*)valuePtr)[i];
return array;
}
case TypeCode.I4:
{
int[] array = new int[size];
for (int i = 0; i < size; i++)
array[i] = ((int*)valuePtr)[i];
return array;
}
case TypeCode.R4:
{
float[] array = new float[size];
for (int i = 0; i < size; i++)
array[i] = ((float*)valuePtr)[i];
return array;
}
// 8 bytes
case TypeCode.U8:
{
ulong[] array = new ulong[size];
for (int i = 0; i < size; i++)
array[i] = ((ulong*)valuePtr)[i];
return array;
}
case TypeCode.I8:
{
long[] array = new long[size];
for (int i = 0; i < size; i++)
array[i] = ((long*)valuePtr)[i];
return array;
}
case TypeCode.R8:
{
double[] array = new double[size];
for (int i = 0; i < size; i++)
array[i] = ((double*)valuePtr)[i];
return array;
}
default:
// TODO: Enums
// What kind of array is this!?
throw new NotSupportedException();
}
}
public static uint* GetArgumentAddress(MetadataCAArgumentStruct* data)
{
return (uint*)((uint*)data + MetadataCAArgumentStruct.ArgumentOffset);
}
