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Auto: twincat-1.1 — Int64 fidelity for LINT/ULINT

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Map LInt/ULInt to DriverDataType.Int64/UInt64 instead of truncating
to Int32. AdsTwinCATClient.MapToClrType already returns long/ulong
so the wire-level read returns the correct boxed types.

Closes #305
This commit is contained in:
Joseph Doherty
2026-04-25 17:04:43 -04:00
parent 545cc74ec8
commit 615ab25680
2 changed files with 4 additions and 1 deletions
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3
src/ZB.MOM.WW.OtOpcUa.Driver.TwinCAT/TwinCATDataType.cs
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@@ -37,7 +37,8 @@ public static class TwinCATDataTypeExtensions
TwinCATDataType.SInt or TwinCATDataType.USInt
or TwinCATDataType.Int or TwinCATDataType.UInt
or TwinCATDataType.DInt or TwinCATDataType.UDInt => DriverDataType.Int32,
TwinCATDataType.LInt or TwinCATDataType.ULInt => DriverDataType.Int32, // matches Int64 gap
TwinCATDataType.LInt => DriverDataType.Int64,
TwinCATDataType.ULInt => DriverDataType.UInt64,
TwinCATDataType.Real => DriverDataType.Float32,
TwinCATDataType.LReal => DriverDataType.Float64,
TwinCATDataType.String or TwinCATDataType.WString => DriverDataType.String,