public void Setup()
{
this.native = new NATIVE_OPERATIONCONTEXT()
{
ulUserID = Any.Int32,
nOperationID = Any.Byte,
nOperationType = Any.Byte,
nClientType = Any.Byte,
fFlags = Any.Byte,
};
this.managed = new JET_OPERATIONCONTEXT(ref this.native);
this.reconstituted = this.managed.GetNativeOperationContext();
}
/// <summary>
/// Sets a parameter on the provided session state, used for the lifetime of this session or until reset.
/// </summary>
/// <param name="sesid">The session to set the parameter on.</param>
/// <param name="sesparamid">The ID of the session parameter to set.</param>
/// <param name="operationContext">An operation context to set.</param>
/// <returns>An error code.</returns>
public int JetSetSessionParameter(
JET_SESID sesid,
JET_sesparam sesparamid,
JET_OPERATIONCONTEXT operationContext)
{
TraceFunctionCall("JetSetSessionParameter");
this.CheckSupportsWindows10Features("JetSetSessionParameter");
int err;
NATIVE_OPERATIONCONTEXT nativeContext = operationContext.GetNativeOperationContext();
int dataSize = Marshal.SizeOf(nativeContext);
err = NativeMethods.JetSetSessionParameter(
sesid.Value,
(uint)sesparamid,
ref nativeContext,
checked ((int)dataSize));
return(Err(err));
}
/// <summary>
/// Sets a parameter on the provided session state, used for the lifetime of this session or until reset.
/// </summary>
/// <param name="sesid">The session to set the parameter on.</param>
/// <param name="sesparamid">The ID of the session parameter to set.</param>
/// <param name="operationContext">An operation context to set.</param>
/// <returns>An error code.</returns>
public int JetGetSessionParameter(
JET_SESID sesid,
JET_sesparam sesparamid,
out JET_OPERATIONCONTEXT operationContext)
{
TraceFunctionCall("JetGetSessionParameter");
this.CheckSupportsWindows10Features("JetGetSessionParameter");
int err;
int actualDataSize;
NATIVE_OPERATIONCONTEXT nativeContext = new NATIVE_OPERATIONCONTEXT();
int dataSize = Marshal.SizeOf(nativeContext);
err = NativeMethods.JetGetSessionParameter(
sesid.Value,
(uint)sesparamid,
out nativeContext,
dataSize,
out actualDataSize);
if (err >= (int)JET_err.Success)
{
if (actualDataSize != dataSize)
{
throw new ArgumentException(
string.Format(
CultureInfo.InvariantCulture,
"Bad return value. Unexpected data size returned. Expected {0}, but received {1}.",
dataSize,
actualDataSize),
"sesparamid");
}
}
operationContext = new JET_OPERATIONCONTEXT(ref nativeContext);
return(Err(err));
}
/// <summary>
/// Sets a parameter on the provided session state, used for the lifetime of this session or until reset.
/// </summary>
/// <param name="sesid">The session to set the parameter on.</param>
/// <param name="sesparamid">The ID of the session parameter to set.</param>
/// <param name="operationContext">An operation context to set.</param>
/// <returns>An error code.</returns>
public int JetGetSessionParameter(
JET_SESID sesid,
JET_sesparam sesparamid,
out JET_OPERATIONCONTEXT operationContext)
{
TraceFunctionCall("JetGetSessionParameter");
this.CheckSupportsWindows10Features("JetGetSessionParameter");
int err;
int actualDataSize;
NATIVE_OPERATIONCONTEXT nativeContext = new NATIVE_OPERATIONCONTEXT();
int dataSize = Marshal.SizeOf(nativeContext);
err = NativeMethods.JetGetSessionParameter(
sesid.Value,
(uint)sesparamid,
out nativeContext,
dataSize,
out actualDataSize);
if (err >= (int)JET_err.Success)
{
if (actualDataSize != dataSize)
{
throw new ArgumentException(
string.Format(
CultureInfo.InvariantCulture,
"Bad return value. Unexpected data size returned. Expected {0}, but received {1}.",
dataSize,
actualDataSize),
"sesparamid");
}
}
operationContext = new JET_OPERATIONCONTEXT(ref nativeContext);
return Err(err);
}
public static extern int JetSetSessionParameter(
IntPtr sesid,
uint sesparamid,
ref NATIVE_OPERATIONCONTEXT data,
int dataSize);
public static extern int JetGetSessionParameter(
IntPtr sesid,
uint sesparamid,
out NATIVE_OPERATIONCONTEXT data,
int dataSize,
out int actualDataSize);
public static extern int JetGetSessionParameter(
IntPtr sesid,
uint sesparamid,
out NATIVE_OPERATIONCONTEXT data,
int dataSize,
out int actualDataSize);
public static extern int JetSetSessionParameter(
IntPtr sesid,
uint sesparamid,
ref NATIVE_OPERATIONCONTEXT data,
int dataSize);
