private object ReadValue(MonoTypeEnum type, long addr)
{
switch (type)
{
case MonoTypeEnum.Boolean:
return(_view.ReadBool(addr));
case MonoTypeEnum.U1:
return(_view.ReadByte(addr));
case MonoTypeEnum.I1:
return(_view.ReadSByte(addr));
case MonoTypeEnum.I2:
return(_view.ReadShort(addr));
case MonoTypeEnum.U2:
return(_view.ReadUshort(addr));
case MonoTypeEnum.Char:
return((char)_view.ReadUshort(addr));
case MonoTypeEnum.I:
case MonoTypeEnum.I4:
return(_view.ReadInt(addr));
case MonoTypeEnum.U:
case MonoTypeEnum.U4:
return(_view.ReadUint(addr));
case MonoTypeEnum.I8:
return(_view.ReadLong(addr));
case MonoTypeEnum.U8:
return(_view.ReadUlong(addr));
case MonoTypeEnum.R4:
return(_view.ReadFloat(addr));
case MonoTypeEnum.R8:
return(_view.ReadDouble(addr));
case MonoTypeEnum.Szarray:
addr = _view.ReadUint(addr); // deref object
var vt = _view.ReadUint(addr);
var pArrClass = _view.ReadUint(vt);
var arrClass = new MonoClass(_view, pArrClass);
var elClass = new MonoClass(_view, _view.ReadUint(pArrClass));
var count = _view.ReadInt(addr + 12);
var start = addr + 16;
var result = new object[count];
for (var i = 0; i < count; i++)
{
var ea = start + i * arrClass.Size;
if (elClass.IsValueType)
{
if (elClass.ByvalArg.Type == MonoTypeEnum.ValueType)
{
result[i] = new MonoStruct(_view, elClass, (uint)ea);
}
else if (elClass.ByvalArg.Type == MonoTypeEnum.GenericInst)
{
result[i] = new MonoStruct(_view, elClass, (uint)ea);
}
else
{
result[i] = ReadValue(elClass.ByvalArg.Type, ea);
}
}
else if (elClass.ByvalArg.Type == MonoTypeEnum.String)
{
result[i] = ReadValue(elClass.ByvalArg.Type, ea);
}
else
{
var po = _view.ReadUint(ea);
if (po == 0)
{
result[i] = null;
}
else
{
result[i] = new MonoObject(_view, po);
}
}
}
return(result);
case MonoTypeEnum.String:
var pArr = _view.ReadUint(addr);
if (pArr == 0)
{
return(null);
}
var strlen = _view.ReadInt(pArr + 8);
if (strlen == 0)
{
return(string.Empty);
}
var buf = new byte[2 * strlen];
_view.ReadBytes(buf, 0, strlen * 2, pArr + 12);
return(Encoding.Unicode.GetString(buf));
default:
throw new Exception($"{type} not implemented");
}
}
public object GetValue(MonoObject o)
{
var offset = Offset;
var type = Type;
var typeType = type.Type;
bool isRef;
switch (typeType)
{
case MonoTypeEnum.String:
case MonoTypeEnum.Szarray:
// Special case since it makes sense to treat these as values.
isRef = false;
break;
case MonoTypeEnum.Object:
case MonoTypeEnum.Class:
case MonoTypeEnum.Array:
isRef = true;
break;
case MonoTypeEnum.GenericInst:
var genericClass = type.Data;
var container = new MonoClass(_view, _view.ReadUint(genericClass));
isRef = !container.IsValueType;
break;
default:
isRef = type.ByRef;
break;
}
if (type.IsStatic)
{
var data = _view.ReadUint(Parent.VTable + Offsets.MonoVTable_data);
if (isRef)
{
var po = _view.ReadUint(data + offset);
return(po == 0 ? null : new MonoObject(_view, po));
}
if (typeType == MonoTypeEnum.ValueType)
{
var sClass = new MonoClass(_view, type.Data);
if (sClass.IsEnum)
{
return(ReadValue(new MonoClass(_view, _view.ReadUint(type.Data)).ByvalArg.Type, data + offset));
}
return(new MonoStruct(_view, sClass, (uint)(data + offset)));
}
return(typeType == MonoTypeEnum.GenericInst ? null : ReadValue(typeType, data + offset));
}
if (isRef)
{
var po = _view.ReadUint(o.PObject + offset);
return(po == 0 ? null : new MonoObject(_view, po));
}
if (typeType == MonoTypeEnum.ValueType)
{
var sClass = new MonoClass(_view, type.Data);
if (sClass.IsEnum)
{
return(ReadValue(new MonoClass(_view, _view.ReadUint(type.Data)).ByvalArg.Type, o.PObject + offset));
}
return(new MonoStruct(_view, sClass, (uint)(o.PObject + offset)));
}
if (typeType == MonoTypeEnum.GenericInst)
{
var sClass = new MonoClass(_view, _view.ReadUint(type.Data));
return(new MonoStruct(_view, sClass, (uint)(o.PObject + offset)));
}
return(ReadValue(typeType, o.PObject + offset));
}