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25 lines
1.1 KiB
C#

namespace OPCDA.Interface
{
using OPCDA;
using System;
using System.Runtime.InteropServices;
[ComImport, Guid("39c13a71-011e-11d0-9675-0020afd8adb3"), ComVisible(true), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IOPCAsyncIO2
{
[PreserveSig]
int Read([In] int dwCount, [In, MarshalAs(UnmanagedType.LPArray, SizeParamIndex=0)] int[] phServer, [In] int dwTransactionID, out int pdwCancelID, out IntPtr ppErrors);
[PreserveSig]
int Write([In] int dwCount, [In, MarshalAs(UnmanagedType.LPArray, SizeParamIndex=0)] int[] phServer, [In, MarshalAs(UnmanagedType.LPArray, SizeParamIndex=0)] object[] pItemValues, [In] int dwTransactionID, out int pdwCancelID, out IntPtr ppErrors);
[PreserveSig]
int Refresh2([In, MarshalAs(UnmanagedType.U4)] OPCDATASOURCE dwSource, [In] int dwTransactionID, out int pdwCancelID);
[PreserveSig]
int Cancel2([In] int dwCancelID);
[PreserveSig]
int SetEnable([In, MarshalAs(UnmanagedType.Bool)] bool bEnable);
[PreserveSig]
int GetEnable([MarshalAs(UnmanagedType.Bool)] out bool pbEnable);
}
}