internal static string ReadString(MonoLanguageBackend mono, TargetMemoryAccess target,
TargetAddress address)
{
if (address.IsNull)
return null;
TargetLocation location = new AbsoluteTargetLocation (address);
MonoStringObject so = new MonoStringObject (mono.BuiltinTypes.StringType, location);
return (string) so.DoGetObject (target);
}
internal override TargetObject GetObject(StackFrame frame,
TargetMemoryAccess target)
{
TargetLocation location = GetLocation(frame, target);
if (location == null)
{
throw new LocationInvalidException();
}
if (location.HasAddress && location.GetAddress(target).IsNull)
{
TargetLocation null_loc = new AbsoluteTargetLocation(TargetAddress.Null);
return(new TargetNullObject(type));
}
return(type.GetObject(target, location));
}
internal override TargetFundamentalObject CreateInstance(Thread thread, object obj)
{
string str = obj as string;
if (str == null)
{
throw new ArgumentException();
}
if (!thread.CurrentFrame.Language.IsManaged)
{
throw new TargetException(TargetError.InvalidContext);
}
TargetAddress retval = thread.CallMethod(
CreateString, TargetAddress.Null, 0, 0, str);
TargetLocation location = new AbsoluteTargetLocation(retval);
return(new MonoStringObject(this, location));
}
internal override TargetFundamentalObject CreateInstance(Thread thread, object obj)
{
string str = obj as string;
if (str == null)
throw new ArgumentException ();
if (!thread.CurrentFrame.Language.IsManaged)
throw new TargetException (TargetError.InvalidContext);
TargetAddress retval = thread.CallMethod (
CreateString, TargetAddress.Null, 0, 0, str);
TargetLocation location = new AbsoluteTargetLocation (retval);
return new MonoStringObject (this, location);
}
internal override TargetObject GetObject(StackFrame frame,
TargetMemoryAccess target)
{
TargetLocation location = GetLocation (frame, target);
if (location == null)
throw new LocationInvalidException ();
if (location.HasAddress && location.GetAddress (target).IsNull) {
TargetLocation null_loc = new AbsoluteTargetLocation (TargetAddress.Null);
return new TargetNullObject (type);
}
return type.GetObject (target, location);
}
internal void SetStaticField(TargetMemoryAccess target, TargetFieldInfo field,
TargetAddress data_address, TargetObject obj)
{
GetFields (target);
int offset = field_offsets [field.Position];
TargetType type = field_types [field.Position];
TargetLocation location = new AbsoluteTargetLocation (data_address);
TargetLocation field_loc = location.GetLocationAtOffset (offset);
if (type.IsByRef)
field_loc = field_loc.GetDereferencedLocation ();
type.SetObject (target, field_loc, obj);
}
public override TargetPointerObject CreatePointer(StackFrame frame,
TargetAddress address)
{
TargetLocation location = new AbsoluteTargetLocation (address);
return new NativePointerObject (pointer_type, location);
}
public override TargetObject CreateNullObject(Thread target, TargetType type)
{
TargetLocation location = new AbsoluteTargetLocation (TargetAddress.Null);
NativePointerType pointer = new NativePointerType (this, type);
return new NativePointerObject (pointer, location);
}
