public System.IntPtr MarshalManagedToNative(object ManagedObj)
{
SecurityAttributes saIn = (SecurityAttributes)ManagedObj;
if (saIn == null)
return IntPtr.Zero;
// Keep a reference to the wrapper in case "MarshalNativeToManaged"
// is called later (In/Out marshaling)
this._wrapper = saIn;
// Allocate unmanaged memeory to store the SECURITY_ATTRIBUTES struct
SECURITY_ATTRIBUTES saOut = saIn.GetSECURITY_ATTRIBUTES();
IntPtr pSaIn = Win32.AllocGlobal(SECURITY_ATTRIBUTES.SizeOf);
Marshal.StructureToPtr(saOut, pSaIn, false);
return pSaIn;
}
public System.IntPtr MarshalManagedToNative(object ManagedObj)
{
SecurityAttributes saIn = (SecurityAttributes)ManagedObj;
if (saIn == null)
return IntPtr.Zero;
// Keep a reference to the wrapper in case "MarshalNativeToManaged"
// is called later (In/Out marshaling)
this._wrapper = saIn;
// Allocate unmanaged memeory to store the SECURITY_ATTRIBUTES struct
SECURITY_ATTRIBUTES saOut = saIn.GetSECURITY_ATTRIBUTES();
IntPtr pSaIn = Win32.AllocGlobal(SECURITY_ATTRIBUTES.SizeOf);
Marshal.StructureToPtr(saOut, pSaIn, false);
return pSaIn;
}
public object MarshalNativeToManaged(System.IntPtr pNativeData)
{
// If native ptr is NULL, return null
if (pNativeData == IntPtr.Zero)
return null;
// If we have an existing wrapper, re-use it.
// This allows us to properly support the In/Out semantics.
if (_wrapper != null)
{
_wrapper.Parse(pNativeData);
return _wrapper;
}
// Create a new wrapper and parse the native struct
_wrapper = new SecurityAttributes();
_wrapper.Parse(pNativeData);
return _wrapper;
}
public object MarshalNativeToManaged(System.IntPtr pNativeData)
{
// If native ptr is NULL, return null
if (pNativeData == IntPtr.Zero)
return null;
// If we have an existing wrapper, re-use it.
// This allows us to properly support the In/Out semantics.
if (_wrapper != null)
{
_wrapper.Parse(pNativeData);
return _wrapper;
}
// Create a new wrapper and parse the native struct
_wrapper = new SecurityAttributes();
_wrapper.Parse(pNativeData);
return _wrapper;
}
