public SimpleCData in_dll(CodeContext /*!*/ context, object library, string name)
{
IntPtr handle = GetHandleFromObject(library, "in_dll expected object with _handle attribute");
IntPtr addr = NativeFunctions.LoadFunction(handle, name);
if (addr == IntPtr.Zero)
{
throw PythonOps.ValueError("{0} not found when attempting to load {1} from dll", name, Name);
}
SimpleCData res = (SimpleCData)CreateInstance(context);
res.SetAddress(addr);
return(res);
}
object INativeType.SetValue(MemoryHolder /*!*/ owner, int offset, object value)
{
SimpleCData data = value as SimpleCData;
if (data != null && data.NativeType == this)
{
data._memHolder.CopyTo(owner, offset, ((INativeType)this).Size);
return(null);
}
switch (_type)
{
case SimpleTypeKind.Boolean: owner.WriteByte(offset, ModuleOps.GetBoolean(value, this)); break;
case SimpleTypeKind.Char: owner.WriteByte(offset, ModuleOps.GetChar(value, this)); break;
case SimpleTypeKind.SignedByte: owner.WriteByte(offset, ModuleOps.GetSignedByte(value, this)); break;
case SimpleTypeKind.UnsignedByte: owner.WriteByte(offset, ModuleOps.GetUnsignedByte(value, this)); break;
case SimpleTypeKind.WChar: owner.WriteInt16(offset, (short)ModuleOps.GetWChar(value, this)); break;
case SimpleTypeKind.SignedShort: owner.WriteInt16(offset, ModuleOps.GetSignedShort(value, this)); break;
case SimpleTypeKind.UnsignedShort: owner.WriteInt16(offset, ModuleOps.GetUnsignedShort(value, this)); break;
case SimpleTypeKind.VariantBool: owner.WriteInt16(offset, (short)ModuleOps.GetVariantBool(value, this)); break;
case SimpleTypeKind.SignedInt: owner.WriteInt32(offset, ModuleOps.GetSignedInt(value, this)); break;
case SimpleTypeKind.UnsignedInt: owner.WriteInt32(offset, ModuleOps.GetUnsignedInt(value, this)); break;
case SimpleTypeKind.UnsignedLong: owner.WriteInt32(offset, ModuleOps.GetUnsignedLong(value, this)); break;
case SimpleTypeKind.SignedLong: owner.WriteInt32(offset, ModuleOps.GetSignedLong(value, this)); break;
case SimpleTypeKind.Single: owner.WriteInt32(offset, ModuleOps.GetSingleBits(value)); break;
case SimpleTypeKind.Double: owner.WriteInt64(offset, ModuleOps.GetDoubleBits(value)); break;
case SimpleTypeKind.UnsignedLongLong: owner.WriteInt64(offset, ModuleOps.GetUnsignedLongLong(value, this)); break;
case SimpleTypeKind.SignedLongLong: owner.WriteInt64(offset, ModuleOps.GetSignedLongLong(value, this)); break;
case SimpleTypeKind.Object: owner.WriteIntPtr(offset, ModuleOps.GetObject(value)); break;
case SimpleTypeKind.Pointer: owner.WriteIntPtr(offset, ModuleOps.GetPointer(value)); break;
case SimpleTypeKind.CharPointer:
owner.WriteIntPtr(offset, ModuleOps.GetCharPointer(value));
return(value);
case SimpleTypeKind.WCharPointer:
owner.WriteIntPtr(offset, ModuleOps.GetWCharPointer(value));
return(value);
default:
throw new InvalidOperationException();
}
return(null);
}
