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IChangeUnitException::GetChangeUnitId method (winsync.h)

  • Article

Gets the change unit ID for the change unit that is associated with the exception.

Syntax

HRESULT GetChangeUnitId(
  [in, out] BYTE  *pbChangeUnitId,
  [in, out] DWORD *pcbIdSize
);

Parameters

[in, out] pbChangeUnitId

Returns the change unit ID that is associated with the exception.

[in, out] pcbIdSize

Specifies the number of bytes in pbChangeUnitId. Returns the number of bytes required to retrieve the ID when pbChangeUnitId is too small, or the number of bytes written.

Return value

The possible return codes include, but are not limited to, the values shown in the following table.

Return code Description
S_OK
 The method succeeded.
E_INVALIDARG
 pbChangeUnitId is null.
HRESULT_FROM_WIN32(ERROR_MORE_DATA)
 pbChangeUnitId is too small. In this case, the required number of bytes is returned in pcbIdSize.

Requirements

Requirement Value
Minimum supported client Windows 7 [desktop apps only]
Minimum supported server Windows Server 2008 R2 [desktop apps only]
Target Platform Windows
Header winsync.h

See also

IChangeUnitException Interface