IByteBuffer::Revert method

[The Revert method is available for use in the operating systems specified in the Requirements section. It is not available for use in Windows Server 2003 with Service Pack 1 (SP1) and later, Windows Vista, Windows Server 2008, and subsequent versions of the operating system. The IStream interface provides similar functionality.]

The Revert method discards all changes that have been made to a transacted stream since the last IByteBuffer::Commit call.

Syntax

HRESULT Revert();

Parameters

This method has no parameters.

Return value

The return value is an HRESULT. A value of S_OK indicates the call was successful and the stream was reverted to its previous version.

Remarks

This method discards changes made to a transacted stream since the last commit operation.

Examples

The following example shows reverting a transacted stream to the last-committed operation.

HRESULT  hr;

hr = pIByteBuff->Revert();
if (FAILED(hr))
  printf("Failed IByteBuffer::Revert\n");

Requirements

Requirement	Value
Minimum supported client	Windows XP [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
End of client support	Windows XP
End of server support	Windows Server 2003
Header	Scardssp.h
Type library	Scardssp.tlb
DLL	Scardssp.dll
IID	IID_IByteBuffer is defined as E126F8FE-A7AF-11D0-B88A-00C04FD424B9