.

        SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

            SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

        SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

            SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

        SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

            SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

        SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

            SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

        SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

            SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

        SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

            SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

            SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

            SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

public static extern bool SetupGetStringField(ref INFCONTEXT Context, Int32 FieldIndex, [MarshalAs(UnmanagedType.LPTStr)] string ReturnBuffer, Int32 ReturnBufferSize, out Int32 RequiredSize);

.

Public Declare Auto Function SetupGetStringField Lib "setupapi.dll" (ByRef Context As INFCONTEXT, ByVal FieldIndex As Int32, ByVal ReturnBuffer As String, ByVal ReturnBufferSize As Int32, ByRef RequiredSize As Int32) As Boolean

.

        SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

            SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

        SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

            SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

Documentation

[SetupGetStringField] on MSDN

.

        SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

            SetupGetStringField(ref Context, 1, manufacturerName, manufacturerName.Length, out requiredSize);

.

        SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)

.

            SetupGetStringField(Context, 1, manufacturerName, manufacturerName.Length, requiredSize)