You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
627 lines
16 KiB
627 lines
16 KiB
/*++ /*++
|
|
|
|
Copyright (c) Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
pcmreader.cpp
|
|
|
|
Abstract:
|
|
implementation of PrecompiledManifestReader
|
|
|
|
Author:
|
|
|
|
Xiaoyu Wu (xiaoyuw) June 2000
|
|
|
|
Revision History:
|
|
|
|
--*/
|
|
|
|
#include "stdinc.h"
|
|
#include "pcm.h"
|
|
|
|
|
|
/* main function of this class
|
|
pwcText in XML_NODE_INFO is not allocated in the code because we use file mapping
|
|
*/
|
|
HRESULT
|
|
CPrecompiledManifestReader::InvokeNodeFactory(PCWSTR pcmFileName, IXMLNodeFactory * pXMLNodeFactory)
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
PCMHeader pcmHeader;
|
|
PCM_RecordHeader pcmRecordHeader;
|
|
typedef XML_NODE_INFO* PXML_NODE_INFO;
|
|
PXML_NODE_INFO* ppNodes = NULL; // array of PXML_NODE_INFO
|
|
XML_NODE_INFO* pXMLData = NULL;
|
|
|
|
ULONG i, j;
|
|
BOOL fEmpty = FALSE;
|
|
|
|
if ((!pcmFileName) || (!pXMLNodeFactory))
|
|
return E_INVALIDARG;
|
|
|
|
hr = OpenForRead(pcmFileName);
|
|
if (FAILED(hr))
|
|
goto Exit;
|
|
|
|
hr = ReadPCMHeader(&pcmHeader);
|
|
if (FAILED(hr))
|
|
goto Exit;
|
|
|
|
if ( pcmHeader.iVersion != 1) { // wrong version number
|
|
::FusionpDbgPrintEx(
|
|
FUSION_DBG_LEVEL_ERROR,
|
|
"SXS.DLL: Wrong Version of Precompiled manifest file %S in %S()\n", pcmFileName, __FUNCTION__);
|
|
|
|
hr = E_FAIL;
|
|
goto Exit;
|
|
}
|
|
|
|
// by allocate the maximum PXML_NODE_INFO, this space would be reused
|
|
ppNodes = FUSION_NEW_ARRAY(PXML_NODE_INFO, pcmHeader.usMaxNodeCount);
|
|
if (!ppNodes) {
|
|
hr = E_OUTOFMEMORY;
|
|
goto Exit;
|
|
}
|
|
|
|
pXMLData = FUSION_NEW_ARRAY(XML_NODE_INFO, pcmHeader.usMaxNodeCount);
|
|
if (!pXMLData){
|
|
hr = E_OUTOFMEMORY;
|
|
goto Exit;
|
|
}
|
|
memset(pXMLData, 0, sizeof(XML_NODE_INFO)*pcmHeader.usMaxNodeCount);
|
|
|
|
// setup the pointer array and data
|
|
for (i=0;i<pcmHeader.usMaxNodeCount; i++)
|
|
ppNodes[i] = &pXMLData[i];
|
|
|
|
for ( i=0; i<pcmHeader.ulRecordCount; i++) {
|
|
hr = ReadPCMRecordHeader(&pcmRecordHeader);
|
|
if (FAILED(hr))
|
|
goto Exit;
|
|
|
|
switch(pcmRecordHeader.typeID) {
|
|
case ENDCHILDREN_PRECOMP_MANIFEST :
|
|
hr = ReadPCMRecord(ppNodes, &pcmRecordHeader, &fEmpty); // fEmpty would be set
|
|
break;
|
|
case CREATENODE_PRECOMP_MANIFEST :
|
|
hr = ReadPCMRecord(ppNodes, &pcmRecordHeader, NULL); // m_ulLineNumber would be Set
|
|
break;
|
|
case BEGINCHILDREN_PRECOMP_MANIFEST :
|
|
hr = ReadPCMRecord(ppNodes, &pcmRecordHeader, NULL);
|
|
break;
|
|
default:
|
|
::FusionpDbgPrintEx(
|
|
FUSION_DBG_LEVEL_ERROR,
|
|
"SXS.DLL: %S() failed for invalid typeID in PCM Record", __FUNCTION__);
|
|
|
|
hr = E_UNEXPECTED;
|
|
} // end of swtich
|
|
|
|
if (FAILED(hr))
|
|
goto Exit;
|
|
|
|
switch (pcmRecordHeader.typeID){
|
|
case CREATENODE_PRECOMP_MANIFEST:
|
|
hr = pXMLNodeFactory->CreateNode(this, NULL, (USHORT)(pcmRecordHeader.NodeCount), ppNodes);
|
|
// "this" is passed in CreateNode because it has implemented IXMLNodeSource
|
|
break;
|
|
case BEGINCHILDREN_PRECOMP_MANIFEST:
|
|
hr = pXMLNodeFactory->BeginChildren(NULL, *ppNodes);
|
|
break;
|
|
case ENDCHILDREN_PRECOMP_MANIFEST :
|
|
hr = pXMLNodeFactory->EndChildren(NULL, fEmpty, *ppNodes);
|
|
break;
|
|
default:
|
|
::FusionpDbgPrintEx(
|
|
FUSION_DBG_LEVEL_ERROR,
|
|
"SXS.DLL: %S() failed for invalid typeID in PCM Record", __FUNCTION__);
|
|
|
|
hr = E_UNEXPECTED;
|
|
break;
|
|
}// end of switch
|
|
if ( FAILED(hr))
|
|
goto Exit;
|
|
|
|
|
|
} // end of for
|
|
|
|
hr = Close();
|
|
if ( FAILED(hr))
|
|
goto Exit;
|
|
|
|
hr = NOERROR;
|
|
Exit:
|
|
|
|
if (pXMLData)
|
|
{
|
|
FUSION_DELETE_ARRAY(pXMLData);
|
|
pXMLData = NULL;
|
|
}
|
|
|
|
if (ppNodes)
|
|
{
|
|
FUSION_DELETE_ARRAY(ppNodes);
|
|
ppNodes = NULL;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
// helper functions
|
|
HRESULT
|
|
CPrecompiledManifestReader::ReadPCMHeader(PCMHeader* pHeader)
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
|
|
if ( ! pHeader )
|
|
return E_INVALIDARG;
|
|
|
|
ASSERT(m_lpMapAddress);
|
|
|
|
hr = this->Read((PVOID)pHeader, sizeof(PCMHeader), NULL);
|
|
if ( FAILED(hr))
|
|
goto Exit;
|
|
|
|
if ( pHeader->iVersion != 1 ){ // wrong file header, stop
|
|
::FusionpDbgPrintEx(
|
|
FUSION_DBG_LEVEL_ERROR,
|
|
"SXS.DLL: Wrong Version of Precompiled manifest file in %S()\n", __FUNCTION__);
|
|
|
|
hr = E_UNEXPECTED;
|
|
goto Exit;
|
|
}
|
|
hr = NOERROR;
|
|
|
|
Exit:
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
CPrecompiledManifestReader::ReadPCMRecordHeader(PCM_RecordHeader * pHeader)
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
if (!pHeader)
|
|
return E_INVALIDARG;
|
|
|
|
ASSERT(m_lpMapAddress);
|
|
return this->Read((PVOID)pHeader, sizeof(PCM_RecordHeader), NULL);
|
|
}
|
|
|
|
inline void FromPCMXMLNodeToXMLNode(XML_NODE_INFO * pNode, PCM_XML_NODE_INFO * pPCMNode)
|
|
{
|
|
ASSERT(pNode && pPCMNode);
|
|
|
|
pNode->dwSize = pPCMNode->dwSize;
|
|
pNode->dwType = pPCMNode->dwType;
|
|
pNode->dwSubType = pPCMNode->dwSubType;
|
|
pNode->fTerminal = pPCMNode->fTerminal;
|
|
pNode->ulLen = pPCMNode->ulLen;
|
|
pNode->ulNsPrefixLen= pPCMNode->ulNsPrefixLen;
|
|
|
|
pNode->pwcText = NULL;
|
|
|
|
return;
|
|
}
|
|
|
|
HRESULT
|
|
CPrecompiledManifestReader::ReadPCMRecord(XML_NODE_INFO ** ppNodes,
|
|
PCM_RecordHeader * pRecordHeader, PVOID param)
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
ULONG i, strOffset;
|
|
PVOID pData, ptr;
|
|
PCM_XML_NODE_INFO pcmNode;
|
|
|
|
if ( !ppNodes || !pRecordHeader)
|
|
return E_INVALIDARG;
|
|
|
|
// point to the data in the mapped file
|
|
pData = (BYTE *)m_lpMapAddress + m_dwFilePointer;
|
|
|
|
switch (pRecordHeader->typeID){
|
|
default:
|
|
::FusionpDbgPrintEx(
|
|
FUSION_DBG_LEVEL_ERROR,
|
|
"SXS.DLL: %S() failed for invalid typeID in PCM Record", __FUNCTION__);
|
|
|
|
hr = E_UNEXPECTED;
|
|
goto Exit;
|
|
break;
|
|
case CREATENODE_PRECOMP_MANIFEST:
|
|
memcpy(PVOID(&m_ulLineNumberFromCreateNodeRecord), (BYTE *)pData + pRecordHeader->NodeCount * sizeof(PCM_XML_NODE_INFO), sizeof(ULONG));
|
|
break;
|
|
case BEGINCHILDREN_PRECOMP_MANIFEST:
|
|
break;
|
|
case ENDCHILDREN_PRECOMP_MANIFEST :
|
|
ASSERT(param);
|
|
memcpy(param, (BYTE *)pData + pRecordHeader->NodeCount * sizeof(PCM_XML_NODE_INFO), sizeof(BOOL));
|
|
break;
|
|
} // end of switch
|
|
|
|
ptr = pData;
|
|
for (i=0; i< pRecordHeader->NodeCount; i++) {
|
|
//memcpy((PVOID)ppNodes[i], ptr, sizeof(PCM_XML_NODE_INFO));
|
|
memcpy((PVOID)&pcmNode, ptr, sizeof(PCM_XML_NODE_INFO));
|
|
FromPCMXMLNodeToXMLNode(ppNodes[i], &pcmNode); // void func
|
|
|
|
// reset pwcText
|
|
strOffset=pcmNode.offset;
|
|
ppNodes[i]->pwcText = (WCHAR*)((BYTE *)pData + strOffset);
|
|
|
|
ppNodes[i]->pNode = NULL;
|
|
ppNodes[i]->pReserved = NULL;
|
|
ptr = (BYTE *)ptr + sizeof(PCM_XML_NODE_INFO);
|
|
}
|
|
|
|
// reset the pointer of file
|
|
m_dwFilePointer += pRecordHeader->RecordSize;
|
|
|
|
hr = NOERROR;
|
|
Exit:
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
CPrecompiledManifestReader::Close()
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
|
|
if (m_lpMapAddress)
|
|
if ( ! ::UnmapViewOfFile(m_lpMapAddress)) {
|
|
// continue the close process even hr is not NOERROR
|
|
hr = HRESULT_FROM_WIN32(::FusionpGetLastWin32Error());
|
|
}
|
|
|
|
if (m_hFileMapping != INVALID_HANDLE_VALUE)
|
|
if ( ! ::CloseHandle(m_hFileMapping)) {
|
|
// UnmapViewOfFile is done successfully
|
|
if ( hr == NOERROR )
|
|
hr = HRESULT_FROM_WIN32(::FusionpGetLastWin32Error());
|
|
}
|
|
|
|
if (m_hFile != INVALID_HANDLE_VALUE)
|
|
if ( ! ::CloseHandle(m_hFile)) {
|
|
// UnmapViewOfFile and CloseHandle(filemapping) is done successfully
|
|
if ( hr == NOERROR )
|
|
hr = HRESULT_FROM_WIN32(::FusionpGetLastWin32Error());
|
|
}
|
|
|
|
if ( FAILED(hr))
|
|
goto Exit;
|
|
|
|
this->Reset();
|
|
|
|
hr = NOERROR;
|
|
Exit:
|
|
return hr;
|
|
}
|
|
|
|
VOID CPrecompiledManifestReader::Reset()
|
|
{
|
|
m_lpMapAddress = NULL;
|
|
m_hFileMapping = INVALID_HANDLE_VALUE;
|
|
m_hFile = INVALID_HANDLE_VALUE;
|
|
m_dwFilePointer = 0;
|
|
|
|
return;
|
|
}
|
|
|
|
HRESULT
|
|
CPrecompiledManifestReader::OpenForRead(
|
|
PCWSTR pszPath,
|
|
DWORD dwShareMode,
|
|
DWORD dwCreationDisposition,
|
|
DWORD dwFlagsAndAttributes
|
|
)
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
|
|
if (pszPath == NULL)
|
|
return E_INVALIDARG;
|
|
|
|
if (m_hFile != INVALID_HANDLE_VALUE){
|
|
hr = E_UNEXPECTED;
|
|
goto Exit;
|
|
}
|
|
|
|
m_hFile = ::CreateFileW(
|
|
pszPath,
|
|
GENERIC_READ,
|
|
dwShareMode,
|
|
NULL,
|
|
dwCreationDisposition,
|
|
dwFlagsAndAttributes,
|
|
NULL);
|
|
|
|
if (m_hFile == INVALID_HANDLE_VALUE){
|
|
::FusionpDbgPrintEx(
|
|
FUSION_DBG_LEVEL_ERROR,
|
|
"SXS.DLL: %S() failed; GetLastError() = %d\n", __FUNCTION__, ::FusionpGetLastWin32Error());
|
|
|
|
hr = E_UNEXPECTED;
|
|
goto Exit;
|
|
}
|
|
|
|
|
|
m_dwFileSize = GetFileSize(m_hFile, NULL);
|
|
if ( m_dwFileSize== INVALID_FILE_SIZE ) {
|
|
::FusionpDbgPrintEx(
|
|
FUSION_DBG_LEVEL_ERROR,
|
|
"SXS.DLL: %S() call GetFileSize failed, GetLastError() = %d\n", __FUNCTION__, ::FusionpGetLastWin32Error());
|
|
|
|
hr = E_UNEXPECTED;
|
|
goto Exit;
|
|
}
|
|
|
|
// open filemapping
|
|
ASSERT(m_hFileMapping == INVALID_HANDLE_VALUE);
|
|
if (m_hFileMapping != INVALID_HANDLE_VALUE){
|
|
hr = E_UNEXPECTED;
|
|
goto Exit;
|
|
}
|
|
|
|
m_hFileMapping = ::CreateFileMappingW(m_hFile, NULL, PAGE_READONLY, 0, 0, NULL);
|
|
if (m_hFileMapping == INVALID_HANDLE_VALUE){
|
|
hr = HRESULT_FROM_WIN32(::FusionpGetLastWin32Error());
|
|
goto Exit;
|
|
}
|
|
|
|
// map view of file
|
|
ASSERT(m_lpMapAddress == NULL);
|
|
if ( m_lpMapAddress ) {
|
|
hr = E_UNEXPECTED;
|
|
goto Exit;
|
|
}
|
|
|
|
m_lpMapAddress = MapViewOfFile(m_hFileMapping, FILE_MAP_READ, 0, 0, 0); // mpa the whole file
|
|
if (!m_lpMapAddress) {
|
|
hr = E_FAIL;
|
|
goto Exit;
|
|
}
|
|
|
|
hr = NOERROR;
|
|
Exit:
|
|
if ( FAILED(hr))
|
|
Close();
|
|
|
|
return hr;
|
|
}
|
|
// IStream methods:
|
|
HRESULT
|
|
CPrecompiledManifestReader::Read(void *pv, ULONG cb, ULONG *pcbRead)
|
|
{
|
|
DWORD dwData;
|
|
ULONG cbRead;
|
|
|
|
if (pcbRead)
|
|
*pcbRead = 0;
|
|
|
|
if (!pv)
|
|
return E_INVALIDARG;
|
|
|
|
if ( m_dwFilePointer >= m_dwFileSize ) // read at the file end
|
|
return HRESULT_FROM_WIN32(ERROR_HANDLE_EOF);
|
|
|
|
dwData = m_dwFileSize - m_dwFilePointer;
|
|
|
|
cbRead = (cb <= dwData) ? cb : dwData;
|
|
memcpy(pv, (BYTE *)m_lpMapAddress + m_dwFilePointer, cbRead);
|
|
|
|
m_dwFilePointer += cbRead;
|
|
|
|
if (pcbRead)
|
|
*pcbRead = cbRead;
|
|
|
|
return NOERROR;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::Write(void const *pv, ULONG cb, ULONG *pcbWritten)
|
|
{
|
|
if (pcbWritten)
|
|
*pcbWritten = 0;
|
|
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::Seek(LARGE_INTEGER dlibMove, DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
|
|
{
|
|
if (plibNewPosition)
|
|
plibNewPosition->QuadPart = 0;
|
|
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::SetSize(ULARGE_INTEGER libNewSize)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::CopyTo(IStream *pstm, ULARGE_INTEGER cb, ULARGE_INTEGER *pcbRead, ULARGE_INTEGER *pcbWritten)
|
|
{
|
|
if (pcbWritten)
|
|
pcbWritten->QuadPart = 0;
|
|
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::Commit(DWORD grfCommitFlags)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::Revert()
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::LockRegion(ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::UnlockRegion(ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::Stat(STATSTG *pstatstg, DWORD grfStatFlag)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::Clone(IStream **ppIStream)
|
|
{
|
|
if ( ppIStream )
|
|
*ppIStream = NULL;
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
// IXMLNodeSource methods, only GetLineNumber are implemented got PCM purpose
|
|
HRESULT
|
|
CPrecompiledManifestReader::SetFactory(IXMLNodeFactory *pNodeFactory)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::GetFactory(IXMLNodeFactory** ppNodeFactory)
|
|
{
|
|
if (ppNodeFactory)
|
|
*ppNodeFactory = NULL;
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::Abort(BSTR bstrErrorInfo)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
ULONG
|
|
CPrecompiledManifestReader::GetLineNumber(void)
|
|
{
|
|
ASSERT(m_ulLineNumberFromCreateNodeRecord != (ULONG)-1);
|
|
ULONG tmp = m_ulLineNumberFromCreateNodeRecord;
|
|
// do not reset it to be (-1) because the caller may call this function more than once
|
|
//m_ulLineNumberFromCreateNodeRecord = (ULONG)-1;
|
|
return tmp;
|
|
}
|
|
ULONG
|
|
CPrecompiledManifestReader::GetLinePosition(void)
|
|
{
|
|
ASSERT(FALSE);
|
|
return ULONG(-1);
|
|
}
|
|
ULONG
|
|
CPrecompiledManifestReader::GetAbsolutePosition(void)
|
|
{
|
|
ASSERT(FALSE);
|
|
return ULONG(-1);
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::GetLineBuffer(const WCHAR **ppwcBuf, ULONG *pulLen, ULONG *pulStartPos)
|
|
{
|
|
if (ppwcBuf)
|
|
*ppwcBuf = NULL;
|
|
if (pulLen)
|
|
* pulLen = 0;
|
|
if (pulStartPos)
|
|
*pulStartPos = NULL;
|
|
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::GetLastError(void)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::GetErrorInfo(BSTR *pbstrErrorInfo)
|
|
{
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
ULONG
|
|
CPrecompiledManifestReader::GetFlags()
|
|
{
|
|
ASSERT(FALSE);
|
|
return ULONG(-1);
|
|
}
|
|
HRESULT
|
|
CPrecompiledManifestReader::GetURL(const WCHAR **ppwcBuf)
|
|
{
|
|
if (ppwcBuf)
|
|
*ppwcBuf = NULL;
|
|
|
|
ASSERT(FALSE);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
// IUnknown method implementation
|
|
ULONG
|
|
CPrecompiledManifestReader::AddRef()
|
|
{
|
|
ULONG ulResult = ::SxspInterlockedIncrement(&m_cRef);
|
|
return ulResult;
|
|
}
|
|
|
|
ULONG
|
|
CPrecompiledManifestReader::Release()
|
|
{
|
|
ULONG ulResult = ::SxspInterlockedDecrement(&m_cRef);
|
|
if (ulResult == 0 )
|
|
{
|
|
FUSION_DELETE_SINGLETON(this);
|
|
}
|
|
return ulResult;
|
|
}
|
|
|
|
HRESULT
|
|
CPrecompiledManifestReader::QueryInterface(REFIID riid, LPVOID *ppvObj)
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
IUnknown *pIUnknown = NULL;
|
|
|
|
if (ppvObj != NULL)
|
|
*ppvObj = NULL;
|
|
|
|
if (ppvObj == NULL){
|
|
hr = E_POINTER;
|
|
goto Exit;
|
|
}
|
|
|
|
if (riid == __uuidof(this))
|
|
*ppvObj = this;
|
|
else if ((riid == IID_IUnknown) ||
|
|
(riid == IID_ISequentialStream) ||
|
|
(riid == IID_IStream))
|
|
pIUnknown = static_cast<IStream *>(this);
|
|
else if ( riid == IID_IXMLNodeSource )
|
|
pIUnknown = static_cast<IXMLNodeSource *>(this);
|
|
else
|
|
{
|
|
hr = E_NOINTERFACE;
|
|
goto Exit;
|
|
}
|
|
|
|
AddRef();
|
|
if (pIUnknown != NULL)
|
|
*ppvObj = pIUnknown;
|
|
|
|
hr = NOERROR;
|
|
Exit:
|
|
return hr;
|
|
}
|