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windows-nt/Source/XPSP1/NT/com/ole32/cs/common/qry.cxx

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2020-09-26 03:20:57 -05:00
#include "dsbase.hxx"
//
// List of columns this routine fetches.
//
LPOLESTR szInstallInfoColumns =
L"msiScriptPath,packageFlags,comClassID,packageType,lastUpdateSequence,versionNumberHi,versionNumberLo,localeID,machineArchitecture,oSVersion,fileExtPriority,canUpgradeScript,installUiLevel,executionContext,url,setupCommand";
//
// List of columns this routine fetches.
//
LPOLESTR szPackageInfoColumns =
L"packageName,packageFlags,packageType,msiScriptPath,msiScriptSize,lastUpdateSequence,versionNumberHi,versionNumberLo,localeID,machineArchitecture,oSVersion,canUpgradeScript";
//
// MatchLocale : Compares the packages locale to the client locale.
// Prescribed order is :
//
BOOL MatchLocale(DWORD dwReqLocale, DWORD dwPkgLocale)
{
return ((dwReqLocale == dwPkgLocale) || // locale is matching
(dwPkgLocale == GetUserDefaultLCID()) || // pkg locale is user default
(dwPkgLocale == GetSystemDefaultLCID()) || // pkg locale is system default
(dwPkgLocale == LOCALE_NEUTRAL) // pkg is locale neutral
);
}
BOOL MatchPlatform(CSPLATFORM *pReqPlatform, CSPLATFORM *pPkgPlatform)
{
//
// ProcessorArch must match
// AND OS must match
// AND the OS version reqd by the package MUST be less or equal
// to the client's OS version
//
return (
(pReqPlatform->dwPlatformId == pPkgPlatform->dwPlatformId) &&
(pReqPlatform->dwProcessorArch == pPkgPlatform->dwProcessorArch) &&
((pReqPlatform->dwVersionHi < pPkgPlatform->dwVersionHi) ||
((pReqPlatform->dwVersionHi == pPkgPlatform->dwVersionHi) &&
(pReqPlatform->dwVersionLo <= pPkgPlatform->dwVersionLo))
)
);
}
//---------------------------------------------------------------
// Query
//----------------------------------------------------------------
HRESULT
StartQuery(IDBCreateCommand ** ppIDBCreateCommand)
{
HRESULT hr;
IDBCreateSession * pIDBCS = NULL;
IDBInitialize * pIDBInit = NULL;
//
// Instantiate a data source object for LDAP provider
//
hr = CoCreateInstance(
CLSID_ADsDSOObject,
0,
CLSCTX_INPROC_SERVER,
IID_IDBInitialize,
(void **)&pIDBInit
);
if(FAILED(hr))
{
printf("CoCreateInstance failed \n");
goto error;
}
hr = pIDBInit->Initialize();
if(FAILED(hr))
{
printf("IDBIntialize::Initialize failed \n");
goto error;
}
//
// Request the IDBCreateSession interface
//
pIDBInit->QueryInterface(
IID_IDBCreateSession,
(void**) &pIDBCS);
if(FAILED(hr))
{
printf("QueryInterface for IDBCreateSession failed \n");
goto error;
}
pIDBInit->Release();
pIDBInit = NULL;
//
// Create a session returning a pointer to its CreateCommand interface
//
hr = pIDBCS->CreateSession(
NULL,
IID_IDBCreateCommand,
(LPUNKNOWN*) ppIDBCreateCommand
);
if(FAILED(hr))
{
printf("IDBCreateSession::CreateSession failed \n");
goto error;
}
pIDBCS->Release();
pIDBCS = NULL;
return S_OK;
error:
if(pIDBInit)
pIDBInit->Release();
if(pIDBCS)
pIDBCS->Release();
return -1;
}
HRESULT
EndQuery(IDBCreateCommand * pIDBCreateCommand)
{
pIDBCreateCommand->Release();
return S_OK;
}
HRESULT
CreateBindingHelper(
IRowset *pIRowset,
ULONG cColumns,
DBBINDING **pprgBindings
);
// ExecuteQuery
// --------------
//
// This is a generic routine.
// It hides a lot of nuisances with regards to setting up a OLEDB
// query session, specifying a query command and executing it,
// associating a provided binding with it and getting an
// Accessor and Rowset out of all these.
//
// The inputs are
// A IDBCreateCommand object to provide for reuse
// The Query Command Text
// Number of Columns in the query
// Binding Association for Data Access
// The Returned Set is:
// Rowset Object
// Accessor Object
// Accessor Handle
HRESULT ExecuteQuery (IDBCreateCommand * pIDBCreateCommand,
LPWSTR pszCommandText,
UINT nColumns,
DBBINDING * pBinding,
HACCESSOR * phAccessor,
IAccessor ** ppIAccessor,
IRowset ** ppIRowset
)
{
HRESULT hr;
ICommand * pICommand = NULL;
ICommandText * pICommandText = NULL;
IAccessor * pAccessor = NULL;
DBBINDING * prgBindings = NULL;
//
// Create a command from the session object
//
hr = pIDBCreateCommand->CreateCommand(
NULL,
IID_ICommandText,
(LPUNKNOWN*) &pICommandText);
if(FAILED(hr))
{
printf(" IDBCreateCommand::CreateCommand failed, hr = 0x%x\n", hr);
return hr;
}
hr = pICommandText->SetCommandText(
DBGUID_LDAPDialect,
pszCommandText
);
CSDbgPrint(("CS: Query: %S\n", pszCommandText));
if(FAILED(hr))
{
printf("ICommandText::CommandText failed \n");
return hr;
}
hr = pICommandText->QueryInterface(
IID_ICommand,
(void**) &pICommand);
if(FAILED(hr))
{
printf("QueryInterface for ICommand failed \n");
return hr;
}
hr = pICommandText->Release();
//
// Do the search and get back a rowset
//
hr = pICommand->Execute(
NULL,
IID_IRowset,
NULL,
NULL,
(LPUNKNOWN *)ppIRowset);
if (FAILED(hr))
{
printf("ICommand::Execute failed \n");
return hr;
}
pICommand->Release();
hr= (*ppIRowset)->QueryInterface(
IID_IAccessor,
(void**) ppIAccessor);
if(FAILED(hr))
{
printf("QueryInterface for IAccessor failed \n");
return hr;
}
//
// With the bindings create the accessor
//
if (!pBinding)
{
//
// Create a binding from data type
//
hr = CreateBindingHelper(
*ppIRowset,
nColumns,
&prgBindings);
}
hr = (*ppIAccessor)->CreateAccessor(
DBACCESSOR_ROWDATA,
nColumns,
(pBinding?pBinding:prgBindings),
0,
phAccessor,
NULL);
//
// If a binding was created automatically, free it
//
if (prgBindings)
{
CoTaskMemFree(prgBindings);
}
return hr;
}
// FetchInstallData
//-----------------
//
// This routine performs actual data access after a query execution.
//
// It is not generic. It is query specific.
//
// This routine fetches data for the most common package query.
HRESULT FetchInstallData(
IRowset *pIRowset,
HACCESSOR hAccessor,
QUERYCONTEXT *pQryContext,
LPOLESTR pszFileExt,
ULONG cRows,
ULONG *pcRowsFetched,
INSTALLINFO *pInstallInfo,
UINT *pdwPriority
)
{
HROW * phRows = NULL;
HRESULT hr;
UINT i, j;
Data pData[20];
VARIANT *pVariant;
ULONG cRowsGot;
ULONG cPlatforms = 0;
DWORD dwPlatformList[20];
ULONG cLocale = 0;
LCID dwLocaleList[20];
CSPLATFORM PkgPlatform;
*pcRowsFetched = 0;
//
// Get the rows
//
phRows = (HROW *) CoTaskMemAlloc (sizeof (HROW) * cRows);
if(!phRows)
{
return E_OUTOFMEMORY;
}
hr = pIRowset->GetNextRows(NULL, 0, cRows, &cRowsGot, &phRows);
if(FAILED(hr))
{
printf("IRowset::GetNextRows failed hr = 0x%x\n", hr);
return hr;
}
for (i = 0; i < cRowsGot; i++)
{
//
// Get the data from each row
//
memset(pData, 0, sizeof(Data) * 20);
hr = pIRowset->GetData(phRows[i],
hAccessor,
(void*)&pData[0]
);
if (FAILED(hr))
{
//
// BUGBUG. Missing cleanup.
//
printf("IRowset::GetData failed \n");
return hr;
}
//
// If querying by file ext check match and priority
// .
if (pszFileExt)
{
//Column = fileExtension
ULONG cFileExt = 20;
LPOLESTR szFileExt[20], pStr;
if (pData[10].status != DBSTATUS_S_ISNULL)
{
cFileExt = 20;
pVariant = (VARIANT*) pData[10].obValue;
hr = GetFromVariant(pVariant, &cFileExt, (LPOLESTR *)&szFileExt[0]);
}
UINT cLen = wcslen(pszFileExt);
for (j=0; j < cFileExt; ++j)
{
if (wcslen(szFileExt[j]) != (cLen+3))
continue;
if (wcsncmp(szFileExt[j], pszFileExt, wcslen(pszFileExt)) != 0)
continue;
*pdwPriority = wcstoul(szFileExt[j]+(cLen+1), &pStr, 10);
break;
}
//
// If none matched skip this package
//
if (j == cFileExt)
continue;
}
//
// Now check Locale and Platform
// .
if (pQryContext->Locale != LOCALE_NEUTRAL)
{
//Column = localeID
if (pData[7].status != DBSTATUS_S_ISNULL)
{
cLocale = 20;
pVariant = (VARIANT*) pData[7].obValue;
hr = GetFromVariant(pVariant, &cLocale, (LPOLESTR *)&dwLocaleList[0]);
}
for (j=0; j < cLocale; ++j)
{
if (MatchLocale (dwLocaleList[j], pQryContext->Locale))
break;
}
//
// If none matched skip this package
//
if (j == cLocale)
continue;
}
//Column = machineArchitecture
if (pData[8].status != DBSTATUS_S_ISNULL)
{
cPlatforms = 20;
pVariant = (VARIANT*) pData[8].obValue;
hr = GetFromVariant(pVariant, &cPlatforms, (LPOLESTR *)&dwPlatformList[0]);
}
for (j=0; j < cPlatforms; ++j)
{
PackPlatform (dwPlatformList[j], &PkgPlatform);
if (MatchPlatform (&(pQryContext->Platform), &PkgPlatform))
break;
}
//
// If none matched skip this package
//
if (j == cPlatforms)
continue;
//
// Move the data into InstallInfo structure
//
memset(pInstallInfo, 0, sizeof(INSTALLINFO));
//Column = packageFlags
if (pData[1].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->dwActFlags = (ULONG) (pData[1].obValue);
}
//
// Does it support AutoInstall?
//
if (!(pInstallInfo->dwActFlags & ACTFLG_OnDemandInstall))
continue;
//Column = codePackage
if (pData[0].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->pszScriptPath = (LPWSTR) CoTaskMemAlloc
(sizeof(WCHAR) * (wcslen ((WCHAR *)pData[0].obValue)+1));
wcscpy (pInstallInfo->pszScriptPath, (WCHAR *) pData[0].obValue);
}
//Column = comClassID
if (pData[2].status != DBSTATUS_S_ISNULL)
{
ULONG cCount = 1;
LPOLESTR pList = NULL;
pVariant = (VARIANT*) pData[2].obValue;
// Only access the first entry
hr = GetFromVariant(pVariant, &cCount, &pList);
pInstallInfo->pClsid = (GUID *) CoTaskMemAlloc (sizeof (GUID));
GUIDFromString(pList, pInstallInfo->pClsid);
CoTaskMemFree (pList);
}
//Column = packageType
if (pData[3].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->PathType = (CLASSPATHTYPE) (ULONG) (pData[3].obValue);
}
//Column = lastUpdateSequence,
if (pData[4].status != DBSTATUS_S_ISNULL)
{
swscanf ((LPOLESTR)(pData[4].obValue),
L"%d %d",
&(((CSUSN *)&(pInstallInfo->Usn))->dwHighDateTime),
&(((CSUSN *)&(pInstallInfo->Usn))->dwLowDateTime));
}
//Column = versionNumberHi
if (pData[5].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->dwVersionHi = (ULONG) (pData[5].obValue);
}
//Column = versionNumberLo
if (pData[6].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->dwVersionLo = (ULONG) (pData[6].obValue);
}
if (pData[11].status != DBSTATUS_S_ISNULL)
{
ULONG cUp = 20;
pVariant = (VARIANT*) pData[11].obValue;
pInstallInfo->prgUpgradeScript =
(LPOLESTR *)CoTaskMemAlloc(sizeof(LPOLESTR) * cUp);
hr = GetFromVariant(pVariant, &cUp, pInstallInfo->prgUpgradeScript);
pInstallInfo->cUpgrades = cUp;
pInstallInfo->prgUpgradeFlag =
(DWORD *) CoTaskMemAlloc(sizeof(DWORD) * cUp);
for (j=0; j < cUp; ++j)
{
LPOLESTR pStr;
LPOLESTR ptr = (pInstallInfo->prgUpgradeScript)[j];
UINT l = wcslen (ptr);
*(ptr+l-2) = NULL;
(pInstallInfo->prgUpgradeFlag)[j] = wcstoul(ptr+(l-1), &pStr, 10);
}
}
//Column = installUiLevel
if (pData[12].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->InstallUiLevel = (UINT) (pData[12].obValue);
}
//Column = ComClassContext
if (pData[13].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->dwComClassContext = (UINT) (pData[13].obValue);
}
//Column = HelpUrl
if (pData[14].status != DBSTATUS_S_ISNULL)
{
ULONG cCount = 1;
pVariant = (VARIANT*) pData[14].obValue;
// access only the first entry, allocated.
hr = GetFromVariant(pVariant, &cCount, &(pInstallInfo->pszUrl));
}
//Column = setupCommand
if (pData[15].status != DBSTATUS_S_ISNULL)
{
pInstallInfo->pszSetupCommand = (LPWSTR) CoTaskMemAlloc
(sizeof(WCHAR) * (wcslen ((WCHAR *)pData[15].obValue)+1));
wcscpy (pInstallInfo->pszSetupCommand, (WCHAR *) pData[15].obValue);
}
//
// Check what memory needs to be freed
//
++pInstallInfo;
++pdwPriority;
++(*pcRowsFetched);
}
if (cRowsGot)
{
//
// Free the Row Handles
//
hr = pIRowset->ReleaseRows(cRowsGot, phRows, NULL, NULL, NULL);
}
if (phRows)
{
//
// Free the Row Handle Pointer
//
CoTaskMemFree (phRows);
}
return S_OK;
}
// FetchPackageInfo
//-----------------
//
// This routine performs actual data access after a query execution.
//
// It is not generic. It is query specific.
//
// This routine fetches data for the most common package query.
HRESULT FetchPackageInfo(IRowset *pIRowset,
HACCESSOR hAccessor,
DWORD dwFlags,
DWORD *pdwLocale,
CSPLATFORM *pPlatform,
ULONG cRows,
ULONG *pcRowsFetched,
PACKAGEDISPINFO *pPackageInfo
)
{
HROW * phRows = NULL;
HRESULT hr;
UINT i, j;
Data pData[20];
VARIANT *pVariant;
ULONG cPlatforms = 0;
DWORD dwPlatformList[20];
ULONG cOs = 0;
DWORD dwOsList[20];
ULONG cLocale = 0;
LCID dwLocaleList[20];
DWORD dwPackageFlags;
ULONG cFetched;
ULONG cRowsLeft;
CSPLATFORM PkgPlatform;
//
// Get the rows
//
phRows = (HROW *) CoTaskMemAlloc (sizeof (HROW) * cRows);
if(!phRows)
{
return E_OUTOFMEMORY;
}
//
// The LDAP filter performs a part of the selection
// The flag filters are interpreted on the client after obtaining the result set
// That requires us to repeat the fetch a number of times so as to
// make sure that all requested items are obtained.
//
*pcRowsFetched = 0;
cRowsLeft = cRows;
while (TRUE)
{
hr = pIRowset->GetNextRows(NULL, 0, cRowsLeft, &cFetched, &phRows);
if(FAILED(hr))
{
printf("IRowset::GetNextRows failed hr = 0x%x\n", hr);
return hr;
}
for (i = 0; i < cFetched; i++)
{
//
// Get the data from each row
//
memset(pData, 0, sizeof(Data) * 20);
hr = pIRowset->GetData(phRows[i],
hAccessor,
(void*)&pData[0]
);
if(FAILED(hr))
{
//
// BUGBUG. Missing cleanup.
//
printf("IRowset::GetData failed \n");
return hr;
}
//
// Check flag values to see if this package meets the filter
//
//Get the Flag Value: Column = packageFlags
dwPackageFlags = 0;
if (pData[1].status != DBSTATUS_S_ISNULL)
{
dwPackageFlags = (ULONG) (pData[1].obValue);
}
if ((dwFlags & APPINFO_PUBLISHED) && (!(dwPackageFlags & ACTFLG_Published)))
{
continue;
}
if ((dwFlags & APPINFO_ASSIGNED) && (!(dwPackageFlags & ACTFLG_Assigned)))
{
continue;
}
if ((dwFlags & APPINFO_VISIBLE) && (!(dwPackageFlags & ACTFLG_UserInstall)))
{
continue;
}
if ((dwFlags & APPINFO_AUTOINSTALL) && (!(dwPackageFlags & ACTFLG_OnDemandInstall)))
{
continue;
}
//
// Move the data into PackageInfo structure
//
memset(pPackageInfo, 0, sizeof(PACKAGEDISPINFO));
//Column = packageType
if (pData[2].status != DBSTATUS_S_ISNULL)
{
pPackageInfo->PathType = (CLASSPATHTYPE) (ULONG) (pData[2].obValue);
}
//
// Now check PathType
//
if ((dwFlags & APPINFO_MSI) && (pPackageInfo->PathType != DrwFilePath))
{
continue;
}
//
// Now check Locale and Platform
// BUGBUG. Missing.
if (pdwLocale)
{
//Column = localeID
if (pData[8].status != DBSTATUS_S_ISNULL)
{
cLocale = 20;
pVariant = (VARIANT*) pData[8].obValue;
hr = GetFromVariant(pVariant, &cLocale, (LPOLESTR *)&dwLocaleList[0]);
}
for (j=0; j < cLocale; ++j)
{
if (MatchLocale (dwLocaleList[j], *pdwLocale))
break;
}
//
// If none matched skip this package
//
if (j == cLocale)
continue;
}
if (pPlatform != NULL)
{
//Column = machineArchitecture
if (pData[9].status != DBSTATUS_S_ISNULL)
{
cPlatforms = 20;
pVariant = (VARIANT*) pData[9].obValue;
hr = GetFromVariant(pVariant, &cPlatforms, (LPOLESTR *)&dwPlatformList[0]);
}
//Column = oSVersion. BUGBUG - unused now
if (pData[10].status != DBSTATUS_S_ISNULL)
{
cOs = 20;
pVariant = (VARIANT*) pData[10].obValue;
hr = GetFromVariant(pVariant, &cOs, (LPOLESTR *)&dwOsList[0]);
}
for (j=0; j < cPlatforms; ++j)
{
PackPlatform (dwPlatformList[j], &PkgPlatform);
if (MatchPlatform (pPlatform, &PkgPlatform))
break;
}
//
// If none matched skip this package.
//
if (j == cPlatforms)
continue;
}
pPackageInfo->dwActFlags = dwPackageFlags;
//Column = packageName
if (pData[0].status != DBSTATUS_S_ISNULL)
{
pPackageInfo->pszPackageName = (LPWSTR) CoTaskMemAlloc
(sizeof(WCHAR) * (wcslen ((WCHAR *)pData[0].obValue)+1));
wcscpy (pPackageInfo->pszPackageName, (WCHAR *) pData[0].obValue);
}
//Column = codePackage
if (pData[3].status != DBSTATUS_S_ISNULL)
{
pPackageInfo->pszScriptPath = (LPWSTR) CoTaskMemAlloc
(sizeof(WCHAR) * (wcslen ((WCHAR *)pData[3].obValue)+1));
wcscpy (pPackageInfo->pszScriptPath, (WCHAR *) pData[3].obValue);
}
//Column = cScriptLen
// BUGBUG. Wait for pScript.
if (pData[4].status != DBSTATUS_S_ISNULL)
{
pPackageInfo->cScriptLen = 0; //(ULONG) (pData[4].obValue);
}
//Column = lastUpdateSequence,
if (pData[5].status != DBSTATUS_S_ISNULL)
{
swscanf ((LPOLESTR)(pData[5].obValue),
L"%d %d",
&(((CSUSN *)&(pPackageInfo->Usn))->dwHighDateTime),
&(((CSUSN *)&(pPackageInfo->Usn))->dwLowDateTime));
}
//Column = versionNumberHi
if (pData[6].status != DBSTATUS_S_ISNULL)
{
pPackageInfo->dwVersionHi = (ULONG) (pData[6].obValue);
}
//Column = versionNumberLo
if (pData[7].status != DBSTATUS_S_ISNULL)
{
pPackageInfo->dwVersionLo = (ULONG) (pData[7].obValue);
}
if (pData[11].status != DBSTATUS_S_ISNULL)
{
ULONG cUp = 20;
pVariant = (VARIANT*) pData[11].obValue;
pPackageInfo->prgUpgradeScript =
(LPOLESTR *)CoTaskMemAlloc(sizeof(LPOLESTR) * cUp);
hr = GetFromVariant(pVariant, &cUp, pPackageInfo->prgUpgradeScript);
pPackageInfo->cUpgrades = cUp;
pPackageInfo->prgUpgradeFlag =
(DWORD *) CoTaskMemAlloc(sizeof(DWORD) * cUp);
for (j=0; j < cUp; ++j)
{
LPOLESTR pStr;
LPOLESTR ptr = (pPackageInfo->prgUpgradeScript)[j];
UINT l = wcslen (ptr);
*(ptr+l-2) = NULL;
(pPackageInfo->prgUpgradeFlag)[j] =
wcstoul(ptr+(l-1), &pStr, 10);
}
}
//
// Now process inline filters to decide if this package
// meets the filter requirements
// BUGBUG. Not implemented.
if (0)
{
PackPlatform (dwPlatformList[0], NULL);
}
++pPackageInfo;
(*pcRowsFetched)++;
//
// Release memory
//
}
if (cFetched)
{
//
// Free the Row Handles
//
hr = pIRowset->ReleaseRows(cFetched, phRows, NULL, NULL, NULL);
}
if (cRowsLeft > cFetched)
{
hr = S_FALSE;
break;
}
cRowsLeft = cRows - *pcRowsFetched;
if (cRowsLeft == 0)
{
hr = S_OK;
break;
}
}
if (phRows)
{
//
// Free the Row Handle Pointer
//
CoTaskMemFree (phRows);
}
//
// Check if we found as many as asked for
//
//if (*pcRowsFetched != cRows)
// return S_FALSE;
return hr;
}
// FetchCategory
//--------------
//
// List of columns this routine fetches.
//
LPOLESTR szAppCategoryColumns =
L"extensionName, categoryId";
HRESULT FetchCategory(IRowset * pIRowset,
HACCESSOR hAccessor,
ULONG cRows,
ULONG * pcRowsFetched,
APPCATEGORYINFO ** ppCategory,
LCID Locale
)
{
HROW * phRows = NULL;
HRESULT hr = S_OK;
UINT i;
Data pData[20];
VARIANT * pVariant = NULL;
//
// Get the rows
//
// phRows = (HROW *) CoTaskMemAlloc (sizeof (HROW) * cRows);
// if(!phRows)
// {
// return E_OUTOFMEMORY;
// }
//
// hr = pIRowset->GetNextRows(NULL, 0, cRows, pcRowsFetched, &phRows);
phRows = NULL;
hr = pIRowset->GetNextRows(NULL, 0, cRows, pcRowsFetched, &phRows);
if(FAILED(hr))
{
printf("IRowset::GetNextRows failed hr = 0x%x\n", hr);
return hr;
}
if (*pcRowsFetched)
*ppCategory = (APPCATEGORYINFO *)CoTaskMemAlloc(sizeof(APPCATEGORYINFO)*
(*pcRowsFetched));
for (i = 0; i < *pcRowsFetched; i++)
{
//
// Get the data from each row
//
memset(pData, 0, sizeof(Data));
hr = pIRowset->GetData(phRows[i],
hAccessor,
(void*)&pData[0]
);
if(FAILED(hr))
{
//
// BUGBUG. Missing cleanup.
//
printf("IRowset::GetData failed \n");
return hr;
}
//Column = description
if (pData[0].status != DBSTATUS_S_ISNULL)
{
ULONG cCount = 20;
LPOLESTR pszDesc[20];
pVariant = (VARIANT*) pData[0].obValue;
hr = GetFromVariant(pVariant, &cCount, (LPOLESTR *)&pszDesc[0]);
(*ppCategory)[i].Locale = Locale;
(*ppCategory)[i].pszDescription = (LPOLESTR)CoTaskMemAlloc(sizeof(WCHAR)*128);
// BUGBUG:: same as comcat size. an arbitrary restriction.
hr = GetCategoryLocaleDesc(pszDesc, cCount, &((*ppCategory)[i].Locale),
(*ppCategory)[i].pszDescription);
}
// column catid
if (pData[1].status != DBSTATUS_S_ISNULL)
{
GUIDFromString((LPOLESTR)pData[1].obValue, &((*ppCategory)[i].AppCategoryId));
}
}
if (*pcRowsFetched)
{
//
// Free the Row Handles
//
hr = pIRowset->ReleaseRows(*pcRowsFetched, phRows, NULL, NULL, NULL);
}
if (*pcRowsFetched)
{
//
// Free the Row Handle Pointer
//
CoTaskMemFree (phRows);
}
//
// Check if we found as many as asked for
//
if (*pcRowsFetched != cRows)
return S_FALSE;
return S_OK;
}
HRESULT CloseQuery(IAccessor *pAccessor,
HACCESSOR hAccessor,
IRowset *pIRowset)
{
ULONG cRef;
if (pAccessor)
{
pAccessor->ReleaseAccessor(hAccessor, &cRef);
pAccessor->Release();
}
if (pIRowset)
{
pIRowset->Release();
}
return S_OK;
}
//---------------------------------------------------------------
// End of Query
//----------------------------------------------------------------
//
// Form the bindings array to specify the way the provider has to put the
// data in buffer.
//
UINT i;
HRESULT
CreateBindingHelper(
IRowset *pIRowset,
ULONG cColumns,
DBBINDING **pprgBind
)
{
HRESULT hr;
ULONG cCols;
DBCOLUMNINFO *prgColInfo = NULL;
IColumnsInfo *pIColsInfo = NULL;
LPOLESTR szColNames = NULL;
DBBINDING *prgBindings = NULL;
if(!pIRowset)
return(E_INVALIDARG);
hr = pIRowset->QueryInterface(
IID_IColumnsInfo,
(void**) &pIColsInfo
);
if(FAILED(hr))
{
printf("QueryInterface for IColumnsInfo failed \n");
return hr;
}
hr = pIColsInfo->GetColumnInfo(
&cCols,
&prgColInfo,
&szColNames
);
if(FAILED(hr))
{
printf("IColumnsInfo::GetColumnInfo failed \n");
return hr;
}
//
// Verify that the number of columns match
//
if (cColumns != (cCols - 1))
{
return E_FAIL;
}
prgBindings = (DBBINDING *) CoTaskMemAlloc(sizeof(DBBINDING) * cColumns);
//
// Set up rest of the attributes
//
for (i=0; i < cColumns; i++)
{
memset (prgBindings+i, 0, sizeof(DBBINDING));
prgBindings[i].iOrdinal = i+1;
prgBindings[i].wType= prgColInfo[i+1].wType;
if ((prgBindings[i].wType == DBTYPE_DATE) || (prgBindings[i].wType == DBTYPE_I8))
prgBindings[i].obValue = sizeof(Data)*i + offsetof(Data, obValue2);
else
prgBindings[i].obValue = sizeof(Data)*i + offsetof(Data, obValue);
prgBindings[i].obLength= sizeof(Data)*i + offsetof(Data, obLength);
prgBindings[i].obStatus= sizeof(Data)*i + offsetof(Data, status);
prgBindings[i].dwPart= DBPART_VALUE|DBPART_LENGTH|DBPART_STATUS;
if(prgBindings[i].wType & DBTYPE_BYREF)
prgBindings[i].dwMemOwner= DBMEMOWNER_PROVIDEROWNED;
else
prgBindings[i].dwMemOwner= DBMEMOWNER_CLIENTOWNED;
prgBindings[i].dwFlags= 0;
}
*pprgBind = prgBindings;
pIColsInfo->Release();
CoTaskMemFree(szColNames);
CoTaskMemFree(prgColInfo);
return(hr);
}
//
//
void GetCurrentUsn(LPOLESTR pStoreUsn)
{
//
// Get the current time as USN for the Class Store container
//
SYSTEMTIME SystemTime;
GetSystemTime(&SystemTime);
wsprintf (pStoreUsn, L"%4d%2d%2d%2d%2d%2d",
SystemTime.wYear,
SystemTime.wMonth,
SystemTime.wDay,
SystemTime.wHour,
SystemTime.wMinute,
SystemTime.wSecond);
}
//
HRESULT UsnUpd (IADs *pADs, LPWSTR szProp, LPOLESTR pUsn)
{
//
// Store the current USN
//
HRESULT hr = SetProperty (pADs,
szProp,
pUsn);
return S_OK;
}
HRESULT UsnGet(IADs *pADs, LPWSTR szProp, CSUSN *pUsn)
{
//
// Read the USN for the Class Store container or Package
//
WCHAR szTimeStamp [20];
SYSTEMTIME SystemTime;
GetProperty (pADs,
szProp,
szTimeStamp);
swscanf (szTimeStamp, L"%4d%2d%2d%2d%2d%2d",
&SystemTime.wYear,
&SystemTime.wMonth,
&SystemTime.wDay,
&SystemTime.wHour,
&SystemTime.wMinute,
&SystemTime.wSecond);
SystemTimeToFileTime(&SystemTime,
(LPFILETIME) pUsn);
return S_OK;
}
HRESULT GetPackageDetail (IADs *pPackageADs,
PACKAGEDETAIL *pPackageDetail)
{
HRESULT hr = S_OK;
GUID PkgGuid;
LPOLESTR *pszString = NULL;
DWORD *pdwArch = NULL, count;
PLATFORMINFO *pPlatformInfo;
INSTALLINFO *pInstallInfo;
ACTIVATIONINFO *pActInfo;
DWORD cClasses;
LPOLESTR *szClasses;
DWORD dwUiLevel;
memset (pPackageDetail, 0, sizeof (PACKAGEDETAIL));
pInstallInfo = pPackageDetail->pInstallInfo = (INSTALLINFO *) CoTaskMemAlloc(sizeof (INSTALLINFO));
if (pInstallInfo)
{
memset(pInstallInfo, NULL, sizeof(INSTALLINFO));
hr = GetPropertyDW (pPackageADs, PACKAGEFLAGS,
&(pInstallInfo->dwActFlags));
ERROR_ON_FAILURE(hr);
hr = GetPropertyDW (pPackageADs, PACKAGETYPE,
(DWORD *)&(pInstallInfo->PathType));
ERROR_ON_FAILURE(hr);
hr = GetPropertyAlloc(pPackageADs, SCRIPTPATH,
&(pInstallInfo->pszScriptPath));
ERROR_ON_FAILURE(hr);
// BUGBUG. Wait for pScript
//hr = GetPropertyDW (pPackageADs, SCRIPTSIZE,
// &(pInstallInfo->cScriptLen));
//ERROR_ON_FAILURE(hr);
hr = GetPropertyAlloc(pPackageADs, SETUPCOMMAND,
&(pInstallInfo->pszSetupCommand));
ERROR_ON_FAILURE(hr);
hr = GetPropertyAlloc(pPackageADs, HELPURL,
&(pInstallInfo->pszUrl));
ERROR_ON_FAILURE(hr);
hr = UsnGet(pPackageADs,
PKGUSN,
(CSUSN *)&(pInstallInfo->Usn));
ERROR_ON_FAILURE(hr);
hr = GetPropertyDW (pPackageADs, CLASSCTX,
&(pInstallInfo->dwComClassContext));
ERROR_ON_FAILURE(hr);
// BUGBUG::***ProductCode
hr = GetPropertyDW (pPackageADs, VERSIONHI,
&(pInstallInfo->dwVersionHi));
ERROR_ON_FAILURE(hr);
hr = GetPropertyDW (pPackageADs, VERSIONLO,
&(pInstallInfo->dwVersionLo));
ERROR_ON_FAILURE(hr);
hr = GetPropertyDW (pPackageADs, UILEVEL,
&dwUiLevel);
pInstallInfo->InstallUiLevel = dwUiLevel;
ERROR_ON_FAILURE(hr);
hr = GetPropertyListAlloc(pPackageADs,
UPGRADESCRIPTNAMES,
&count,
&(pInstallInfo->prgUpgradeScript));
pInstallInfo->prgUpgradeFlag = (DWORD *)CoTaskMemAlloc(count*sizeof(DWORD));
pInstallInfo->cUpgrades = count;
for (count = 0; (count < (pInstallInfo->cUpgrades)); count++)
{
LPOLESTR pStr = NULL;
LPOLESTR ptr = (pInstallInfo->prgUpgradeScript)[count];
UINT l = wcslen (ptr);
*(ptr + l - 2) = NULL;
(pInstallInfo->prgUpgradeFlag)[count] = wcstoul(ptr+(l-1), &pStr, 10);
}
}
pPlatformInfo = pPackageDetail->pPlatformInfo =
(PLATFORMINFO *) CoTaskMemAlloc(sizeof (PLATFORMINFO));
if (pPlatformInfo)
{
memset(pPlatformInfo, NULL, sizeof(PLATFORMINFO));
hr = GetPropertyListAllocDW(pPackageADs, ARCHLIST,
(DWORD *)&(pPlatformInfo->cPlatforms), &pdwArch);
ERROR_ON_FAILURE(hr);
pPlatformInfo->prgPlatform = (CSPLATFORM *)CoTaskMemAlloc(sizeof(CSPLATFORM)*
(pPlatformInfo->cPlatforms));
for (count = 0; (count < (pPlatformInfo->cPlatforms)); count++)
PackPlatform (pdwArch[count], (pPlatformInfo->prgPlatform)+count);
CoTaskMemFree(pdwArch);
hr = GetPropertyListAllocDW (pPackageADs, LOCALEID,
(DWORD *)&(pPlatformInfo->cLocales),
&(pPlatformInfo->prgLocale));
ERROR_ON_FAILURE(hr);
}
//
// fill in ActivationInfo.
//
pActInfo = pPackageDetail->pActInfo =
(ACTIVATIONINFO *) CoTaskMemAlloc(sizeof (ACTIVATIONINFO));
if (pActInfo)
{
memset(pActInfo, NULL, sizeof(ACTIVATIONINFO));
hr = GetPropertyListAlloc(pPackageADs, PKGCLSIDLIST, &cClasses, &szClasses);
pActInfo->cClasses = cClasses;
if (cClasses)
{
pActInfo->pClasses = (CLASSDETAIL *) CoTaskMemAlloc (cClasses * sizeof(CLASSDETAIL));
memset (pActInfo->pClasses, NULL, cClasses * sizeof(CLASSDETAIL));
for (count = 0; count < cClasses; count++)
{
GUIDFromString(szClasses[count], &((pActInfo->pClasses[count]).Clsid));
}
}
for (count = 0; count < cClasses; count++)
CoTaskMemFree(szClasses[count]);
CoTaskMemFree(szClasses);
hr = GetPropertyListAlloc(pPackageADs, PKGIIDLIST, &cClasses, &szClasses);
pActInfo->cInterfaces = cClasses;
if (cClasses)
{
pActInfo->prgInterfaceId = (IID *) CoTaskMemAlloc (cClasses * sizeof(GUID));
for (count = 0; count < cClasses; count++)
{
GUIDFromString(szClasses[count], (pActInfo->prgInterfaceId + count));
}
}
for (count = 0; count < cClasses; count++)
CoTaskMemFree(szClasses[count]);
CoTaskMemFree(szClasses);
hr = GetPropertyListAlloc(pPackageADs, PKGTLBIDLIST, &cClasses, &szClasses);
pActInfo->cTypeLib = cClasses;
if (cClasses)
{
pActInfo->prgTlbId = (GUID *) CoTaskMemAlloc (cClasses * sizeof(GUID));
for (count = 0; count < cClasses; count++)
{
GUIDFromString(szClasses[count], (pActInfo->prgTlbId + count));
}
}
for (count = 0; count < cClasses; count++)
CoTaskMemFree(szClasses[count]);
CoTaskMemFree(szClasses);
hr = GetPropertyListAlloc(pPackageADs, PKGFILEEXTNLIST, &cClasses,
&(pActInfo->prgShellFileExt));
pActInfo->cShellFileExt = cClasses;
if (cClasses)
{
pActInfo->prgPriority = (UINT *)CoTaskMemAlloc(cClasses * sizeof(UINT));
for (count = 0; count < cClasses; count++)
{
LPOLESTR pStr;
UINT cLen = wcslen((pActInfo->prgShellFileExt)[count]);
*((pActInfo->prgShellFileExt)[count] + (cLen - 3)) = NULL;
(pActInfo->prgPriority)[count] =
wcstoul((pActInfo->prgShellFileExt)[count]+(cLen-2), &pStr, 10);
}
}
}
//
// fill in package misc info
//
hr = GetPropertyAlloc(pPackageADs, PACKAGENAME,
&(pPackageDetail->pszPackageName));
ERROR_ON_FAILURE(hr);
hr = GetPropertyListAlloc(pPackageADs, MSIFILELIST, &cClasses,
&(pPackageDetail->pszSourceList));
pPackageDetail->cSources = cClasses;
ERROR_ON_FAILURE(hr);
hr = GetPropertyListAlloc(pPackageADs, PKGCATEGORYLIST,
&cClasses, &szClasses);
ERROR_ON_FAILURE(hr);
if (cClasses)
{
pPackageDetail->rpCategory = (GUID *)CoTaskMemAlloc (sizeof(GUID) * cClasses);
pPackageDetail->cCategories = cClasses;
for (count = 0; count < cClasses; count++)
{
GUIDFromString(szClasses[count], (pPackageDetail->rpCategory + count));
CoTaskMemFree(szClasses[count]);
}
CoTaskMemFree(szClasses);
}
Error_Cleanup:
// BUGBUG:: free each of the strings.
if (pszString)
CoTaskMemFree(pszString);
pPackageADs->Release();
return hr;
}

Reference in a new issue Copy permalink