private object ResolveArgumentValue(MDCustomAttributeArgument *argument, Type type)
{
TypeCode typeCode = argument->ArgumentType->TypeCode;
var valuePtr = argument->GetArgumentValue();
// If its an enum type
if (argument->ArgumentType->ParentType == EnumTypePtr)
{
typeCode = argument->ArgumentType->ElementType->TypeCode;
}
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((string)Intrinsic.GetObjectFromAddress(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(MDCustomAttributeArgument *argument, Type type)
{
TypeCode typeCode = argument->ArgumentType->ElementType->TypeCode;
var valuePtr = argument->GetArgumentValue();
var size = ((uint *)valuePtr)[0];
valuePtr.Increment();
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();
}
}