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2183 lines
55 KiB
2183 lines
55 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 2000.
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//
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// File: umisrch.cxx
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//
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// Contents: This object wraps an IDirectorySearch and returns Umi objects
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// as a result of the search. The Umi objects returned are
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// pre-populated with the attributes received from the search.
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// This object is used by the cursor object to support the
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// IUmiCursor interface.
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// This file also contains the CQueryStack helper class that is
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// used by the SearcHelper to parse SQL queries.
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//
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// History: 03-20-00 AjayR Created.
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//
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//----------------------------------------------------------------------------
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#include "ldap.hxx"
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//
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// Helper functions.
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//
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//+---------------------------------------------------------------------------
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// Function: HelperGetAttributeList - helper routine.
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//
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// Synopsis: Gets a list of attributes that can be used in an execute
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// search call from the wbem query information.
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//
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// Arguments: pdwAttribCount - Returns the number of attributes.
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// -1 means all attributes.
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// pppszAttribArray - Return value for string array.
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// ulListSize - Size of list of wbem names.
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// pWbemNames - The list of parsed tokens.
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//
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// Returns: S_OK or any appropriate error code.
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//
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// Modifies: pdwAttribCount to correct value and pppszAttribArray to
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// array of strings containing the attribute list.
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//
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//----------------------------------------------------------------------------
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HRESULT
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HelperGetAttributeList(
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PDWORD pdwAttribCount,
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LPWSTR ** pppszAttribArray,
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ULONG ulListSize,
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SWbemQueryQualifiedName **pWbemNames
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)
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{
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HRESULT hr = S_OK;
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DWORD dwCtr = 0;
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SWbemQueryQualifiedName *pName = NULL;
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LPWSTR pszTmpString = NULL;
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//
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// There should at least be a * in the list.
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//
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ADsAssert(pWbemNames);
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*pppszAttribArray = NULL;
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*pdwAttribCount = (DWORD) -1;
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//
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// If the count is just one we need to see if this is just *.
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//
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if (ulListSize == 1) {
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pName = pWbemNames[0];
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if (pName->m_ppszNameList
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&& pName->m_ppszNameList[0]
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) {
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if (_wcsicmp(pName->m_ppszNameList[0], L"*")) {
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//
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// We need to retun NULL and -1 for count.
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//
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RRETURN(hr);
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}
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}
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else {
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//
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// This has to be a bad query cause either
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// 1) the name list was empty - cannot have empty from clause,
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// 2) the name list had an empty string in it, or
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//
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BAIL_ON_FAILURE(hr = E_FAIL); // UMI_E_UNSUPPORTED_QUERY ???
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}
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}
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//
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// At this point we have a valid attribute list.
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//
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*pppszAttribArray = (LPWSTR *) AllocADsMem(sizeof(LPWSTR) * ulListSize);
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if (!*pppszAttribArray) {
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BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
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}
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for (dwCtr = 0; dwCtr < ulListSize; dwCtr++) {
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pszTmpString = NULL;
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pName = pWbemNames[dwCtr];
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if (!pName || !pName->m_ppszNameList) {
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BAIL_ON_FAILURE(hr = E_FAIL); // UMI_E_BAD_QUERY ???
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}
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//
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// ADSI does not expect more than one entry in each of the pName's.
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// so if some did user.Description then we just treat this as
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// as description by using the last value always.
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//
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pszTmpString = AllocADsStr(
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pName->m_ppszNameList[pName->m_uNameListSize-1]
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);
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if (!pszTmpString) {
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BAIL_ON_FAILURE(hr = E_FAIL);
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}
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(*pppszAttribArray)[dwCtr] = pszTmpString;
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}
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*pdwAttribCount = ulListSize;
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error:
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if (FAILED(hr)) {
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if (*pppszAttribArray) {
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for (dwCtr = 0; dwCtr < ulListSize; dwCtr++) {
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pszTmpString = (*pppszAttribArray)[dwCtr];
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if (pszTmpString) {
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FreeADsStr(pszTmpString);
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}
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}
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FreeADsMem(*pppszAttribArray);
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*pppszAttribArray = NULL;
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}
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}
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RRETURN(hr);
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}
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//+---------------------------------------------------------------------------
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// Function: HelperGetFromList - helper routine.
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//
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// Synopsis: Get a filter that represents the from list. For now this
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// will only return NULL. However we will need to spruce this fn
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// if we need to support a list of classes in here.
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//
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// Arguments: ppszFromFilter - Return value for a filter corresponding
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// to the From list.
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// pQuery - Wbem query object.
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//
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// Returns: S_OK or any appropriate error code.
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//
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// Modifies: *ppszFromFilter if From list is valid.
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//
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//----------------------------------------------------------------------------
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HRESULT
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HelperGetFromList(
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LPWSTR *ppszFromFilter,
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SWbemRpnEncodedQuery *pQuery
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)
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{
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HRESULT hr = E_FAIL;
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LPWSTR pszFilter = NULL;
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*ppszFromFilter = NULL;
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if (pQuery->m_uFromTargetType & WMIQ_RPN_FROM_PATH) {
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//
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// This can only be . for now.
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//
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if (!_wcsicmp(L".", pQuery->m_pszOptionalFromPath)) {
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//
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// We are ok as long as there are no other pieces.
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//
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RRETURN(S_OK);
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}
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else {
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RRETURN(E_FAIL); // UMI_E_NOT_SUPPORTED ???
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}
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}
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//
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// For now we are going to ignore pieces if there are any other
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// pieces in the from clause.
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//
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if (pQuery->m_uFromTargetType & WMIQ_RPN_FROM_UNARY) {
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// hr = E_FAIL; UMI_E_NOT_SUPPORTED.
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hr = S_OK;
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}
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else if (pQuery->m_uFromTargetType & WMIQ_RPN_FROM_CLASS_LIST) {
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// hr = E_FAIL; UMI_E_NOT_SUPPORTED.
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//for (unsigned u = 0; u < pQuery->m_uFromListSize; u++)
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//{
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// printf(" Selected class = %S\n", pQuery->m_ppszFromList[u]);
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//}
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hr = S_OK;
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}
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else {
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//
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// The query does not have anything in the from clause.
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// This is an invalid query.
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//
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hr = E_FAIL; // UMI_E_NOT_SUPPORTED ???
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}
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RRETURN(hr);
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}
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//+---------------------------------------------------------------------------
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// Function: HelperGetSubExpressionFromOperands - helper routine.
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//
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// Synopsis: Updates the result with the operands and the operator. This
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// routine munges the operators/operands around so that we can
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// support operands not supported by ldap directly.
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//
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// Arguments: pszResult - Return value, allocated by caller.
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// pszOperand1 - The attribute being tested.
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// pszOperand2 - The value being tested against.
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// ulOperator - Inidcates the comparision type.
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//
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// Returns: S_OK or any appropriate error code.
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//
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// Modifies: pStack contents.
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//
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//----------------------------------------------------------------------------
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HRESULT
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HelperGetSubExpressionFromOperands(
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LPWSTR pszResult,
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LPWSTR pszOperand1,
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LPWSTR pszOperand2,
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ULONG ulOperator
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)
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{
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HRESULT hr = S_OK;
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//
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// In all cases we will need to begin with "(".
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//
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wsprintf(pszResult, L"(");
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//
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// All these are easy to handle.
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//
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if ((ulOperator == WMIQ_RPN_OP_EQ)
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|| (ulOperator == WMIQ_RPN_OP_LT)
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|| (ulOperator == WMIQ_RPN_OP_GT)
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) {
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wcscat(pszResult, pszOperand1);
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}
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switch (ulOperator) {
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case WMIQ_RPN_OP_EQ :
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wcscat(pszResult, L"=");
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wcscat(pszResult, pszOperand2);
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wcscat(pszResult, L")");
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break;
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case WMIQ_RPN_OP_LT :
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wcscat(pszResult, L"<");
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wcscat(pszResult, pszOperand2);
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wcscat(pszResult, L")");
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break;
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case WMIQ_RPN_OP_GT :
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wcscat(pszResult, L">");
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wcscat(pszResult, pszOperand2);
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wcscat(pszResult, L")");
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break;
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//
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// All these need some processing as ldap does not
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// handle these directly.
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//
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case WMIQ_RPN_OP_NE :
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//
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// This needs to be (!(operand1=operand2)) so a != b becomes
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// (!(a=b))
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//
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wcscat(pszResult, L"!");
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wcscat(pszResult, L"(");
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wcscat(pszResult, pszOperand1);
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wcscat(pszResult, L"=");
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wcscat(pszResult, pszOperand2);
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wcscat(pszResult, L"))");
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break;
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case WMIQ_RPN_OP_GE :
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//
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// a >= b becomes (!(a<b))
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//
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wcscat(pszResult, L"!(");
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wcscat(pszResult, pszOperand1);
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wcscat(pszResult, L"<");
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wcscat(pszResult, pszOperand2);
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wcscat(pszResult, L"))");
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break;
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case WMIQ_RPN_OP_LE :
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//
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// a <= b becomes (!(a>b))
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//
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wcscat(pszResult, L"!(");
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wcscat(pszResult, pszOperand1);
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wcscat(pszResult, L">");
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wcscat(pszResult, pszOperand2);
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wcscat(pszResult, L"))");
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break;
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default:
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hr = E_FAIL; // UMI_E_UNSUPPORTED_QUERY.
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break;
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}
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RRETURN(hr);
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}
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//+---------------------------------------------------------------------------
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// Function: HelperProcessOperator - helper routine.
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//
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// Synopsis: Pops 2 elements from the stack, applies the operator on them
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// and pushes the effective expression on to the stack.
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//
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// Arguments: pStack - Valid stack which should have at least 2
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// elements in the stack.
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// ulOperatorType- Operator type corresponding to wbem enum.
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//
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// Returns: S_OK or any appropriate error code.
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//
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// Modifies: pStack contents.
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//
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//----------------------------------------------------------------------------
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HRESULT
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HelperProcessSubExpression(
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CQueryStack *pStack,
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SWbemRpnQueryToken *pExpression
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)
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{
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HRESULT hr = S_OK;
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LPWSTR pszOperand1 = NULL;
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LPWSTR pszOperand2 = NULL;
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LPWSTR pszResult = NULL;
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ULONG ulShape = pExpression->m_uSubexpressionShape;
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DWORD dwTotalLen = 0;
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ADsAssert(pStack);
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//
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// As per what is supported we should not have a function.
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// However the query parses seems to always report functions so we
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// will ignore.
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//
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if (ulShape & WMIQ_RPN_LEFT_PROPERTY_NAME) {
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SWbemQueryQualifiedName *pName = pExpression->m_pLeftIdent;
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//
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// The identifier could be x.y.z in which case ADSI is only
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// interested in z
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//
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if (pName->m_ppszNameList[pName->m_uNameListSize-1]) {
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//
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// Alloc the name itself if the operand1 is not __CLASS.
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// If it is __CLASS we need to substitute with objectClass.
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//
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if (!_wcsicmp(
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pName->m_ppszNameList[pName->m_uNameListSize-1],
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L"__CLASS"
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)
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) {
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pszOperand1 = AllocADsStr(L"objectClass");
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}
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else {
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//
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// Alloc whatever was passed in.
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//
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pszOperand1 = AllocADsStr(
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pName->m_ppszNameList[pName->m_uNameListSize-1]
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);
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}
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if (!pszOperand1) {
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BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
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}
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}
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else {
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//
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// Something really wrong.
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//
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BAIL_ON_FAILURE(hr = E_FAIL);
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}
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}
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else {
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//
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// We cannot handle this as there is no identifier on LHS.
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//
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BAIL_ON_FAILURE(hr = E_FAIL);
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}
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|
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//
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// We should have the operand by now, need the value
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//
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switch (pExpression->m_uConstApparentType) {
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case VT_I4:
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case VT_UI4:
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//
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// We cannot possibly have more than 20 chars.
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//
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pszOperand2 = (LPWSTR) AllocADsMem(20 * sizeof(WCHAR));
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if (!pszOperand2) {
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BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
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}
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if (pExpression->m_uConstApparentType == VT_I4) {
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_ltot(pExpression->m_Const.m_lLongVal, pszOperand2, 10 );
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}
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else {
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_ltot(pExpression->m_Const.m_uLongVal, pszOperand2, 10);
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}
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break;
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|
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case VT_BOOL:
|
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//
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// Again 20 sounds good !
|
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//
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pszOperand2 = (LPWSTR) AllocADsMem(20 * sizeof(WCHAR));
|
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if (!pszOperand2) {
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BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
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}
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|
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if (pExpression->m_Const.m_bBoolVal )
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wcscpy(pszOperand2, L"TRUE");
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else
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wcscpy(pszOperand2, L"FALSE");
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break;
|
|
|
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case VT_LPWSTR:
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pszOperand2 = AllocADsStr(pExpression->m_Const.m_pszStrVal);
|
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if (!pszOperand2) {
|
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BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
BAIL_ON_FAILURE(hr = E_FAIL); // UMI_E_UNSUPPORTED.
|
|
break;
|
|
}
|
|
|
|
//
|
|
// At this point we can combine the 2 operands and operator.
|
|
// Total size is size of strings + () + 2 for operator + 1 for \0.
|
|
// Total additions = 5. This is for most cases.
|
|
//
|
|
dwTotalLen = wcslen(pszOperand1) + wcslen(pszOperand2) + 5;
|
|
|
|
//
|
|
// Operators <= >= and != need to be processed to be usable in ldap.
|
|
// In these cases, we assume that twice the length is needed.
|
|
//
|
|
dwTotalLen *= 2;
|
|
|
|
pszResult = (LPWSTR) AllocADsMem(dwTotalLen * sizeof(WCHAR));
|
|
if (!pszResult) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
hr = HelperGetSubExpressionFromOperands(
|
|
pszResult,
|
|
pszOperand1,
|
|
pszOperand2,
|
|
pExpression->m_uOperator
|
|
);
|
|
|
|
/*
|
|
wsprintf(pszResult, L"(");
|
|
wcscat(pszResult, pszOperand1);
|
|
|
|
//
|
|
// Need to add the opearator now.
|
|
//
|
|
switch (pExpression->m_uOperator) {
|
|
|
|
case WMIQ_RPN_OP_EQ :
|
|
wcscat(pszResult,L"=");
|
|
break;
|
|
|
|
case WMIQ_RPN_OP_NE :
|
|
wcscat(pszResult, L"!=");
|
|
break;
|
|
|
|
case WMIQ_RPN_OP_GE :
|
|
wcscat(pszResult, L">=");
|
|
break;
|
|
|
|
case WMIQ_RPN_OP_LE :
|
|
wcscat(pszResult, L"<=");
|
|
break;
|
|
|
|
case WMIQ_RPN_OP_LT :
|
|
wcscat(pszResult, L"<");
|
|
break;
|
|
|
|
case WMIQ_RPN_OP_GT :
|
|
wcscat(pszResult, L">");
|
|
break;
|
|
|
|
|
|
case WMIQ_RPN_OP_UNDEFINED:
|
|
case WMIQ_RPN_OP_LIKE :
|
|
case WMIQ_RPN_OP_ISA :
|
|
case WMIQ_RPN_OP_ISNOTA :
|
|
default :
|
|
//
|
|
// All these mean we have a bad query.
|
|
//
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Now tag on operand2 and the closing ), and push result onto stack.
|
|
//
|
|
wcscat(pszResult, pszOperand2);
|
|
wcscat(pszResult, L")");
|
|
*/
|
|
|
|
hr = pStack->Push(pszResult, QUERY_STACK_ITEM_LITERAL);
|
|
BAIL_ON_FAILURE(hr);
|
|
error:
|
|
|
|
if (pszOperand1) {
|
|
FreeADsStr(pszOperand1);
|
|
}
|
|
|
|
if (pszOperand2) {
|
|
FreeADsStr(pszOperand2);
|
|
}
|
|
|
|
if (pszResult) {
|
|
FreeADsStr(pszResult);
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: HelperProcessOperator - helper routine.
|
|
//
|
|
// Synopsis: Pops 2 elements from the stack, applies the operator on them
|
|
// and pushes the effective expression on to the stack.
|
|
//
|
|
// Arguments: pStack - Valid stack which should have at least 2
|
|
// elements in the stack.
|
|
// ulOperatorType- Operator type corresponding to wbem enum.
|
|
//
|
|
// Returns: S_OK or any appropriate error code.
|
|
//
|
|
// Modifies: pStack contents.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
HelperProcessOperator(
|
|
CQueryStack *pStack,
|
|
ULONG ulOperatorType
|
|
)
|
|
{
|
|
HRESULT hr;
|
|
LPWSTR pszStr1 = NULL;
|
|
LPWSTR pszStr2 = NULL;
|
|
LPWSTR pszResult = NULL;
|
|
DWORD dwNodeType;
|
|
DWORD dwTotalLen = 0;
|
|
|
|
ADsAssert(pStack);
|
|
|
|
hr = pStack->Pop(
|
|
&pszStr1,
|
|
&dwNodeType
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// String has to be valid and the node cannot be an operator.
|
|
//
|
|
if (!pszStr1 || !*pszStr1
|
|
|| (dwNodeType != QUERY_STACK_ITEM_LITERAL)
|
|
) {
|
|
BAIL_ON_FAILURE(hr = E_FAIL); // UMI_E_UNSUPPORTED_QUERY
|
|
}
|
|
|
|
dwTotalLen += wcslen(pszStr1);
|
|
|
|
//
|
|
// Not has only one operand.
|
|
//
|
|
if (ulOperatorType != WMIQ_RPN_TOKEN_NOT) {
|
|
hr = pStack->Pop(
|
|
&pszStr2,
|
|
&dwNodeType
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// Sanity check.
|
|
//
|
|
if (!pszStr2 || !*pszStr2
|
|
|| (dwNodeType != QUERY_STACK_ITEM_LITERAL)
|
|
) {
|
|
BAIL_ON_FAILURE(hr = E_FAIL); // UMI_E_UNSUPPORTED_QUERY
|
|
}
|
|
//
|
|
// Need to add string2's length.
|
|
//
|
|
dwTotalLen += wcslen(pszStr2);
|
|
}
|
|
|
|
//
|
|
// The resultant node needs to hold both strings and the operator
|
|
// and the additional set of parentheses.
|
|
// 4 = operator + () and one for \0.
|
|
//
|
|
dwTotalLen += 4;
|
|
|
|
pszResult = (LPWSTR) AllocADsMem(dwTotalLen * sizeof(WCHAR));
|
|
if (!pszResult) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
wsprintf(pszResult, L"(");
|
|
switch (ulOperatorType) {
|
|
|
|
case WMIQ_RPN_TOKEN_AND :
|
|
wcscat(pszResult, L"&");
|
|
break;
|
|
|
|
case WMIQ_RPN_TOKEN_OR :
|
|
wcscat(pszResult, L"|");
|
|
break;
|
|
|
|
case WMIQ_RPN_TOKEN_NOT :
|
|
wcscat(pszResult, L"!");
|
|
break;
|
|
|
|
default:
|
|
BAIL_ON_FAILURE(hr = E_FAIL); // UMI_E_UNSUPPORTED.
|
|
}
|
|
|
|
//
|
|
// At this point we need to tag on both the pre composed pieces
|
|
// and the final closing parentheses.
|
|
//
|
|
wcscat(pszResult, pszStr1);
|
|
|
|
//
|
|
// Do not Tag on the second string only if operator is NOT.
|
|
//
|
|
if (ulOperatorType != WMIQ_RPN_TOKEN_NOT) {
|
|
wcscat(pszResult, pszStr2);
|
|
}
|
|
|
|
wcscat(pszResult, L")");
|
|
|
|
//
|
|
// Need to push the result on to the stack as a literal.
|
|
//
|
|
hr = pStack->Push(
|
|
pszResult,
|
|
QUERY_STACK_ITEM_LITERAL
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
error:
|
|
|
|
if (pszStr1) {
|
|
FreeADsStr(pszStr1);
|
|
}
|
|
|
|
if (pszStr2) {
|
|
FreeADsStr(pszStr2);
|
|
}
|
|
|
|
if (pszResult) {
|
|
FreeADsStr(pszResult);
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: HelperGetFilterFromWhereClause - helper routine.
|
|
//
|
|
// Synopsis: Returns a filter corresponding to the elements specified in
|
|
// the where clause.
|
|
//
|
|
// Arguments: ppszFilter - Return value for a filter corresponding
|
|
// to the Where clause.
|
|
// ulCount - Number of elements in the where clause.
|
|
// pWhere - Pointer to the Wbem where clause.
|
|
//
|
|
// Returns: S_OK or any appropriate error code.
|
|
//
|
|
// Modifies: *ppszFilter if Where clause is valid.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
HelperGetFilterFromWhereClause(
|
|
LPWSTR *ppszFilter,
|
|
ULONG ulCount,
|
|
SWbemRpnQueryToken **pWhere
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
DWORD dwCtr;
|
|
CQueryStack *pStack = NULL;
|
|
LPWSTR pszFilter = NULL;
|
|
DWORD dwType;
|
|
|
|
*ppszFilter = NULL;
|
|
|
|
if (!ulCount) {
|
|
//
|
|
// In this case we will default to NULL.
|
|
//
|
|
RRETURN(hr);
|
|
}
|
|
|
|
pStack = new CQueryStack();
|
|
if (!pStack) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
//
|
|
// Process the tokens in the where clause.
|
|
//
|
|
for (dwCtr = 0; dwCtr < ulCount; dwCtr++) {
|
|
SWbemRpnQueryToken *pToken = pWhere[dwCtr];
|
|
|
|
switch (pToken->m_uTokenType) {
|
|
//
|
|
// All these are operations.
|
|
//
|
|
case WMIQ_RPN_TOKEN_AND :
|
|
case WMIQ_RPN_TOKEN_OR :
|
|
case WMIQ_RPN_TOKEN_NOT :
|
|
HelperProcessOperator(pStack, pToken->m_uTokenType);
|
|
break;
|
|
|
|
case WMIQ_RPN_TOKEN_EXPRESSION :
|
|
HelperProcessSubExpression(pStack, pToken);
|
|
break;
|
|
|
|
default:
|
|
//
|
|
// We cannot handle the query.
|
|
//
|
|
hr = E_FAIL; // UMI_E_UNSUPPORTED_QUERY.
|
|
break;
|
|
}
|
|
BAIL_ON_FAILURE(hr);
|
|
}
|
|
|
|
//
|
|
// At this stack should have one element and that should be
|
|
// the filter we use if things went right.
|
|
//
|
|
hr = pStack->Pop(
|
|
&pszFilter,
|
|
&dwType
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
if (!pStack->IsEmpty()) {
|
|
BAIL_ON_FAILURE(hr = E_FAIL); // UMI_E_UNSUPPORTED_QUERY
|
|
}
|
|
|
|
*ppszFilter = pszFilter;
|
|
|
|
error:
|
|
|
|
if (pStack) {
|
|
delete pStack;
|
|
}
|
|
|
|
if (FAILED(hr) && pszFilter) {
|
|
FreeADsStr(pszFilter);
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
HRESULT
|
|
HelperGetSortKey(
|
|
SWbemRpnEncodedQuery *pRpn,
|
|
PADS_SORTKEY * ppADsSortKey
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
PADS_SORTKEY pSortKey = NULL;
|
|
|
|
if (!pRpn->m_uOrderByListSize) {
|
|
RRETURN(S_OK);
|
|
}
|
|
//
|
|
// Allocate the sort key.
|
|
//
|
|
pSortKey = (PADS_SORTKEY) AllocADsMem(sizeof(ADS_SORTKEY));
|
|
if (!pSortKey) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
pSortKey->pszAttrType = AllocADsStr(pRpn->m_ppszOrderByList[0]);
|
|
if (!pSortKey->pszAttrType) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
if (pRpn->m_uOrderDirectionEl[0]) {
|
|
pSortKey->fReverseorder = TRUE;
|
|
}
|
|
|
|
RRETURN(S_OK);
|
|
error:
|
|
|
|
if (pSortKey) {
|
|
if (pSortKey->pszAttrType) {
|
|
FreeADsStr(pSortKey->pszAttrType);
|
|
}
|
|
FreeADsMem(pSortKey);
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::CUmiSearchHelper --- Constructor.
|
|
//
|
|
// Synopsis: Standard constructor.
|
|
//
|
|
// Arguments: N/A.
|
|
//
|
|
// Returns: N/A.
|
|
//
|
|
// Modifies: N/A.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
CUmiSearchHelper::CUmiSearchHelper():
|
|
_hSearchHandle(NULL),
|
|
_pConnection(NULL),
|
|
_pContainer(NULL),
|
|
_pszADsPath(NULL),
|
|
_pszLdapServer(NULL),
|
|
_pszLdapDn(NULL),
|
|
_pIID(NULL),
|
|
_fSearchExecuted(FALSE),
|
|
_fResetAllowed(TRUE)
|
|
{
|
|
//
|
|
// This is global scope helper routine that will not fail.
|
|
// The boolean is the value for cache results.
|
|
//
|
|
LdapInitializeSearchPreferences(&_searchPrefs, FALSE);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::~CUmiSearchHelper --- Destructor.
|
|
//
|
|
// Synopsis: Standard destructor.
|
|
//
|
|
// Arguments: N/A.
|
|
//
|
|
// Returns: N/A.
|
|
//
|
|
// Modifies: N/A.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
CUmiSearchHelper::~CUmiSearchHelper()
|
|
{
|
|
if (_hSearchHandle) {
|
|
ADsCloseSearchHandle(_hSearchHandle);
|
|
}
|
|
|
|
if (_pConnection) {
|
|
_pConnection->Release();
|
|
}
|
|
|
|
if (_pContainer) {
|
|
_pContainer->Release();
|
|
}
|
|
|
|
if (_pQuery) {
|
|
_pQuery->Release();
|
|
}
|
|
|
|
if (_pszADsPath) {
|
|
FreeADsStr(_pszADsPath);
|
|
}
|
|
|
|
if (_pszLdapServer) {
|
|
FreeADsStr(_pszLdapServer);
|
|
}
|
|
|
|
if (_pszLdapDn) {
|
|
FreeADsStr(_pszLdapDn);
|
|
}
|
|
|
|
if (_pCreds) {
|
|
delete _pCreds;
|
|
}
|
|
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::CreateSearchHelper --- STATIC constructor.
|
|
//
|
|
// Synopsis: Static constructor.
|
|
//
|
|
// Arguments: pUmiQuery - Pointer to query object that.
|
|
// pConnection - Connection to execute query on.
|
|
// pUnk - Container on which the query is executed.
|
|
// pSrchObj - New object is returned in this param.
|
|
//
|
|
// Returns: N/A.
|
|
//
|
|
// Modifies: N/A.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::CreateSearchHelper(
|
|
IUmiQuery *pUmiQuery,
|
|
IUmiConnection *pConnection,
|
|
IUnknown *pUnk,
|
|
LPCWSTR pszADsPath,
|
|
LPCWSTR pszLdapServer,
|
|
LPCWSTR pszLdapDn,
|
|
CCredentials cCredentials,
|
|
DWORD dwPort,
|
|
CUmiSearchHelper FAR* FAR * ppSrchObj
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
CUmiSearchHelper FAR * pSearchHelper = NULL;
|
|
|
|
//
|
|
// Asserts are good enough as this is an internal routine.
|
|
//
|
|
ADsAssert(ppSrchObj);
|
|
ADsAssert(pUmiQuery && pConnection && pUnk);
|
|
|
|
pSearchHelper = new CUmiSearchHelper();
|
|
if (!pSearchHelper) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
pSearchHelper->_pszADsPath = AllocADsStr(pszADsPath);
|
|
if (!pSearchHelper->_pszADsPath) {
|
|
BAIL_ON_FAILURE(hr);
|
|
}
|
|
|
|
//
|
|
// pszLdapDn can be null
|
|
//
|
|
if (pszLdapDn) {
|
|
pSearchHelper->_pszLdapDn = AllocADsStr(pszLdapDn);
|
|
if (!pSearchHelper->_pszLdapDn) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
}
|
|
|
|
//
|
|
// the server can also be null.
|
|
//
|
|
if (pszLdapServer) {
|
|
pSearchHelper->_pszLdapServer = AllocADsStr(pszLdapServer);
|
|
if (!pSearchHelper->_pszLdapServer) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
}
|
|
|
|
pSearchHelper->_pCreds = new CCredentials(cCredentials);
|
|
if (!pSearchHelper->_pCreds) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
pSearchHelper->_pConnection = pConnection;
|
|
pConnection->AddRef();
|
|
|
|
pSearchHelper->_pQuery = pUmiQuery;
|
|
pUmiQuery->AddRef();
|
|
|
|
pSearchHelper->_pContainer = pUnk;
|
|
pUnk->AddRef();
|
|
|
|
pSearchHelper->_dwPort = dwPort;
|
|
|
|
*ppSrchObj = (CUmiSearchHelper FAR *)pSearchHelper;
|
|
RRETURN(hr);
|
|
|
|
error :
|
|
|
|
delete pSearchHelper;
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::SetIID
|
|
//
|
|
// Synopsis: Sets the IID requested on the returned objects.
|
|
//
|
|
// Arguments: riid - The iid requested.
|
|
//
|
|
// Returns: S_OK or any appropriate error code.
|
|
//
|
|
// Modifies: _pIID the internal IID pointer.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::SetIID(REFIID riid)
|
|
{
|
|
if (_pIID) {
|
|
FreeADsMem(_pIID);
|
|
}
|
|
|
|
_pIID = (IID *) AllocADsMem(sizeof(IID));
|
|
|
|
if (!_pIID) {
|
|
RRETURN(E_OUTOFMEMORY);
|
|
}
|
|
|
|
memcpy(_pIID, &riid, sizeof(IID));
|
|
|
|
RRETURN(S_OK);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::Reset
|
|
//
|
|
// Synopsis: Not implemented.
|
|
//
|
|
// Arguments: None.
|
|
//
|
|
// Returns: E_NOTIMPL.
|
|
//
|
|
// Modifies: N/A.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::Reset()
|
|
{
|
|
//
|
|
// We can potentially add support for this down the road.
|
|
//
|
|
RRETURN(E_NOTIMPL);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::Next
|
|
//
|
|
// Synopsis: Return the next uNumRequested elements from the search.
|
|
//
|
|
// Arguments: uNumRequested - number of objects/rows to fetch.
|
|
// pNumReturned - number of objects/rows returned.
|
|
// pObject - array of returned objects.
|
|
//
|
|
// Returns: S_OK, S_FALSE or any appropriate error code.
|
|
//
|
|
// Modifies: pNumReturned, pObjects and internal search handle state.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::Next(
|
|
ULONG uNumRequested,
|
|
ULONG *puNumReturned,
|
|
LPVOID *ppObjects
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
IUnknown **pTempUnks = NULL;
|
|
DWORD dwCtr = 0, dwIndex = 0;
|
|
|
|
if (!puNumReturned || !ppObjects || (uNumRequested < 1)) {
|
|
BAIL_ON_FAILURE(hr = E_ADS_BAD_PARAMETER);
|
|
}
|
|
|
|
if (!_fSearchExecuted) {
|
|
hr = InitializeSearchContext();
|
|
BAIL_ON_FAILURE(hr);
|
|
}
|
|
|
|
pTempUnks = (IUnknown **) AllocADsMem(sizeof(IUnknown*) * uNumRequested);
|
|
|
|
if (!pTempUnks) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
//
|
|
// Get the requested number of objects one at a time until
|
|
// we hit S_FALSE or an error and then repackage to suitable
|
|
// array as needed.
|
|
//
|
|
while ((dwCtr < uNumRequested)
|
|
&& (hr != S_FALSE) ) {
|
|
IUnknown *pUnk = NULL;
|
|
hr = GetNextObject(&pUnk);
|
|
//
|
|
// This wont catch S_FALSE.
|
|
//
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// Needed as if he get S_FALSE we will set the ptr and
|
|
// increase the count incorrectly.
|
|
//
|
|
if (hr != S_FALSE) {
|
|
pTempUnks[dwCtr] = pUnk;
|
|
dwCtr++;
|
|
}
|
|
}
|
|
|
|
//
|
|
// At this point we have all the results we need or can get.
|
|
//
|
|
if (uNumRequested == dwCtr) {
|
|
//
|
|
// We can return tempObjects in this case.
|
|
//
|
|
*ppObjects = (void *)pTempUnks;
|
|
}
|
|
else {
|
|
//
|
|
// Less than what had been requested.
|
|
//
|
|
IUnknown **pUnkCopy;
|
|
|
|
pUnkCopy = (IUnknown **) AllocADsMem(sizeof(IUnknown *) * dwCtr);
|
|
if (!pUnkCopy) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
for (dwIndex = 0; dwIndex < dwCtr; dwIndex++) {
|
|
//
|
|
// Just need to copy the ptrs over.
|
|
//
|
|
pUnkCopy[dwIndex] = pTempUnks[dwIndex];
|
|
}
|
|
|
|
//
|
|
// Only return the number of entries we got back.
|
|
//
|
|
*ppObjects = (void *) pUnkCopy;
|
|
|
|
FreeADsMem((void *)pTempUnks);
|
|
}
|
|
|
|
//
|
|
// We are error free over here.
|
|
//
|
|
*puNumReturned = dwCtr;
|
|
|
|
RRETURN(hr);
|
|
|
|
error:
|
|
|
|
if (pTempUnks) {
|
|
//
|
|
// For will be executed only if we have valid count.
|
|
//
|
|
for (dwIndex = 0; dwIndex < dwCtr; dwIndex++) {
|
|
pTempUnks[dwIndex]->Release();
|
|
}
|
|
|
|
FreeADsMem(pTempUnks);
|
|
}
|
|
|
|
*puNumReturned = 0;
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::Previous (E_NOTIMPL)
|
|
//
|
|
// Synopsis: Return the previous object in the result set - Not implemented.
|
|
//
|
|
// Arguments: uFlags - only flag supported is 0.
|
|
// pObj - object is returned in this param.
|
|
//
|
|
// Returns: S_OK, or any appropriate error code.
|
|
//
|
|
// Modifies: Internal search handle state and pObject.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::Previous(
|
|
ULONG uFlags,
|
|
LPVOID *pObj
|
|
)
|
|
{
|
|
RRETURN(E_NOTIMPL);
|
|
}
|
|
|
|
//
|
|
// Internal/protected routines
|
|
//
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::InitializeSearchContext.
|
|
//
|
|
// Synopsis: Prepares the internal state of the object. This initializes
|
|
// the search preferences from the query object, leaveing the search
|
|
// helper ready to retrieve results.
|
|
//
|
|
// Arguments: None.
|
|
//
|
|
// Returns: S_OK, or any appropriate error code.
|
|
//
|
|
// Modifies: Internal search preferences and also state search handle.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::InitializeSearchContext()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
PUMI_PROPERTY_VALUES pPropVals = NULL;
|
|
IUmiPropList *pPropList = NULL;
|
|
LPWSTR pszFilter = NULL;
|
|
LPWSTR *pszAttrNames = NULL;
|
|
DWORD dwAttrCount = (DWORD) -1;
|
|
ULONG ulLangBufSize = 100 * sizeof(WCHAR);
|
|
ULONG ulQueryBufSize = 1024 * sizeof(WCHAR);
|
|
LPWSTR pszLangBuf = NULL;
|
|
LPWSTR pszQueryText = NULL;
|
|
PADS_SORTKEY pSortKey = NULL;
|
|
|
|
//
|
|
// We need to walk through the properties in the query and update
|
|
// our local copy of preferences accordingly.
|
|
//
|
|
if (!_pQuery) {
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
}
|
|
|
|
hr = _pQuery->GetInterfacePropList(0, &pPropList);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// Need to allocate memory for the buffers.
|
|
//
|
|
pszLangBuf = (LPWSTR) AllocADsMem(ulLangBufSize);
|
|
pszQueryText = (LPWSTR) AllocADsMem(ulQueryBufSize);
|
|
if (!pszLangBuf || !pszQueryText) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
//
|
|
// We need to look at the query language if the language is SQL,
|
|
// then we need to go through and convert the SQL settings to
|
|
// properties on the intfPropList of the query.
|
|
//
|
|
hr = _pQuery->GetQuery(
|
|
&ulLangBufSize,
|
|
pszLangBuf,
|
|
&ulQueryBufSize, // Change this before checking in.
|
|
pszQueryText
|
|
);
|
|
if (hr == E_OUTOFMEMORY ) {
|
|
//
|
|
// Means there was insufficient length in the buffers.
|
|
//
|
|
if (ulLangBufSize > (100 * sizeof(WCHAR))) {
|
|
FreeADsStr(pszLangBuf);
|
|
pszLangBuf = (LPWSTR) AllocADsMem(ulLangBufSize + sizeof(WCHAR));
|
|
if (!pszLangBuf) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
}
|
|
|
|
if (ulQueryBufSize > (1024 * sizeof(WCHAR))) {
|
|
FreeADsStr(pszQueryText);
|
|
pszQueryText = (LPWSTR) AllocADsMem(
|
|
ulQueryBufSize + sizeof(WCHAR)
|
|
);
|
|
if (pszQueryText) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
}
|
|
|
|
hr = _pQuery->GetQuery(
|
|
&ulLangBufSize,
|
|
pszLangBuf,
|
|
&ulQueryBufSize, // Change this before checking in.
|
|
pszQueryText
|
|
);
|
|
}
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
if (*pszLangBuf) {
|
|
if (!_wcsicmp(L"SQL", pszLangBuf)
|
|
|| !_wcsicmp(L"WQL", pszLangBuf)
|
|
) {
|
|
//
|
|
// This is a sql query and we need to process the query before
|
|
// pulling the options out of the query object.
|
|
//
|
|
hr = ProcessSQLQuery(
|
|
pszQueryText,
|
|
&pszFilter,
|
|
&pSortKey
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
}
|
|
else if (!_wcsicmp(L"LDAP", pszLangBuf)) {
|
|
//
|
|
// Neither SQL nor LDAP but the language is set which means
|
|
// we cannot handle this query.
|
|
//
|
|
pszFilter = AllocADsStr(pszQueryText);
|
|
if (!pszFilter) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// At this point we need to go through and pick up all the properties.
|
|
// we know about and update our search preferences accordingly. Each of
|
|
// these properties has to be set and has to have some valid data.
|
|
//
|
|
|
|
//
|
|
// Start with the search scope.
|
|
//
|
|
hr = pPropList->Get(L"__SEARCH_SCOPE", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidLongProperty(pPropVals));
|
|
|
|
_searchPrefs._dwSearchScope =
|
|
pPropVals->pPropArray[0].pUmiValue->uValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the synchronous/asynchronous pref.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_ASYNCHRONOUS", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidBoolProperty(pPropVals));
|
|
|
|
_searchPrefs._fAsynchronous =
|
|
pPropVals->pPropArray[0].pUmiValue->bValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the deref aliases search pref.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_DEREF_ALIASES", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidBoolProperty(pPropVals));
|
|
|
|
_searchPrefs._dwDerefAliases =
|
|
pPropVals->pPropArray[0].pUmiValue->bValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the size limit.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_SIZE_LIMIT", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidLongProperty(pPropVals));
|
|
|
|
_searchPrefs._dwSizeLimit = pPropVals->pPropArray[0].pUmiValue->uValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the time limit.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_TIME_LIMIT", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidLongProperty(pPropVals));
|
|
|
|
_searchPrefs._dwTimeLimit = pPropVals->pPropArray[0].pUmiValue->uValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the attributes only preference.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_ATTRIBTYPES_ONLY", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidBoolProperty(pPropVals));
|
|
|
|
_searchPrefs._fAttrsOnly = pPropVals->pPropArray[0].pUmiValue->bValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the search scope again ???
|
|
//
|
|
// __PADS_SEARCHPREF_SEARCH_SCOPE (duplicate for consistency cause it should be for all ideally).
|
|
//
|
|
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_TIMEOUT", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidLongProperty(pPropVals));
|
|
|
|
_searchPrefs._dwTimeLimit = pPropVals->pPropArray[0].pUmiValue->uValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// The page size is next.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_PAGESIZE", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidLongProperty(pPropVals));
|
|
|
|
_searchPrefs._dwPageSize = pPropVals->pPropArray[0].pUmiValue->uValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the paged time limit.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_PAGED_TIME_LIMIT", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidLongProperty(pPropVals));
|
|
|
|
_searchPrefs._dwPagedTimeLimit =
|
|
pPropVals->pPropArray[0].pUmiValue->uValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Chase referrals comes next.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_CHASE_REFERRALS", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidLongProperty(pPropVals));
|
|
|
|
_searchPrefs._dwChaseReferrals =
|
|
pPropVals->pPropArray[0].pUmiValue->uValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Get the sort preferences ---> more complex do later.
|
|
//
|
|
// __PADS_SEARCHPREF_SORT_ON ---> potential candidate for all providers.
|
|
//
|
|
|
|
//
|
|
// Cache results.
|
|
//
|
|
pPropList->Get(L"__PADS_SEARCHPREF_CACHE_RESULTS", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidBoolProperty(pPropVals));
|
|
|
|
_searchPrefs._fCacheResults =
|
|
pPropVals->pPropArray[0].pUmiValue->bValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// DirSync control --- do later.
|
|
// __PADS_SEARCHPREF_DIRSYNC
|
|
//
|
|
|
|
//
|
|
// Tombstone preferences.
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_TOMBSTONE", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
BAIL_ON_FAILURE(hr = VerifyValidBoolProperty(pPropVals));
|
|
|
|
_searchPrefs._fTombStone = pPropVals->pPropArray[0].pUmiValue->bValue[0];
|
|
|
|
pPropList->FreeMemory(0, (void *) pPropVals);
|
|
pPropVals = NULL;
|
|
|
|
//
|
|
// Need to get the list of attributes.
|
|
//
|
|
//
|
|
hr = pPropList->Get(L"__PADS_SEARCHPREF_ATTRIBUTES", 0, &pPropVals);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// Need to change to check for NULL then set count to -1.
|
|
//
|
|
pszAttrNames = pPropVals->pPropArray[0].pUmiValue->pszStrValue;
|
|
dwAttrCount = pPropVals->pPropArray[0].uCount;
|
|
|
|
//
|
|
// Special case to ask for NULL with 0 to get all attributes.
|
|
//
|
|
if (!dwAttrCount && !pszAttrNames) {
|
|
dwAttrCount = (DWORD) -1;
|
|
}
|
|
//
|
|
// Now that we have all the preferences, we can set the search prefs
|
|
// and also execute the search.
|
|
//
|
|
hr = ADsExecuteSearch(
|
|
_searchPrefs,
|
|
_pszADsPath,
|
|
_pszLdapServer,
|
|
_pszLdapDn,
|
|
pszFilter,
|
|
pszAttrNames,
|
|
dwAttrCount,
|
|
& _hSearchHandle
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
_fSearchExecuted = TRUE;
|
|
|
|
error:
|
|
|
|
if (pPropVals) {
|
|
//
|
|
// Guess we need to use the query to free this !
|
|
//
|
|
_pQuery->FreeMemory(0, (void *)pPropVals);
|
|
}
|
|
|
|
if (pPropList) {
|
|
pPropList->Release();
|
|
}
|
|
|
|
if (pszLangBuf) {
|
|
FreeADsStr(pszLangBuf);
|
|
}
|
|
|
|
if (pszQueryText) {
|
|
FreeADsStr(pszQueryText);
|
|
}
|
|
|
|
if (pSortKey) {
|
|
if (pSortKey->pszAttrType) {
|
|
FreeADsStr(pSortKey->pszAttrType);
|
|
}
|
|
if (pSortKey->pszReserved) {
|
|
FreeADsStr(pSortKey->pszReserved);
|
|
}
|
|
|
|
FreeADsMem(pSortKey);
|
|
}
|
|
|
|
if (FAILED(hr)) {
|
|
//
|
|
// Should we really be doing this ?
|
|
//
|
|
LdapInitializeSearchPreferences(&_searchPrefs, FALSE);
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::GetNextObject.
|
|
//
|
|
// Synopsis: This routine gets the next object in the result set. It calls
|
|
// get next row to get the next row and creates the equivalent
|
|
// cgenobj (need to add code to prepopulate the attributes).
|
|
//
|
|
// Arguments: None.
|
|
//
|
|
// Returns: S_OK, or any appropriate error code.
|
|
//
|
|
// Modifies: Internal search preferences and also state search handle.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::GetNextObject(IUnknown **pUnk)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
ADS_SEARCH_COLUMN adsColumn;
|
|
BSTR ADsPath = NULL;
|
|
LPWSTR pszParent = NULL;
|
|
LPWSTR pszCN = NULL;
|
|
PADSLDP ldapHandle = NULL;
|
|
LDAPMessage *pldapMsg = NULL;
|
|
|
|
//
|
|
// Zero init the struct to make sure we can free in error path.
|
|
//
|
|
memset(&adsColumn, 0, sizeof(ADS_SEARCH_COLUMN));
|
|
|
|
|
|
ADsAssert(_fSearchExecuted);
|
|
|
|
if (!_hSearchHandle) {
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
}
|
|
|
|
//
|
|
// Get the next row.
|
|
//
|
|
hr = ADsGetNextRow(
|
|
_hSearchHandle,
|
|
*_pCreds
|
|
);
|
|
if (hr == S_ADS_NOMORE_ROWS) {
|
|
//
|
|
// Hit end of enumeration.
|
|
//
|
|
*pUnk = NULL;
|
|
RRETURN(S_FALSE);
|
|
}
|
|
else if (FAILED(hr)) {
|
|
BAIL_ON_FAILURE(hr);
|
|
}
|
|
|
|
//
|
|
// Fetch the path and use it to create the object.
|
|
//
|
|
hr = ADsGetColumn(
|
|
_hSearchHandle,
|
|
L"ADsPath",
|
|
*_pCreds,
|
|
_dwPort,
|
|
&adsColumn
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
if (adsColumn.dwADsType != ADSTYPE_CASE_IGNORE_STRING
|
|
|| adsColumn.dwNumValues != 1) {
|
|
//
|
|
// Bad type or number of return values, this should never happen.
|
|
//
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
}
|
|
|
|
//
|
|
// Get the whole ldap message for the current row, that way we can
|
|
// prepopulate the object. Since we are picking up the actual message,
|
|
// we cannot rely on GetNextColumnName to work properly.
|
|
//
|
|
hr = ADsHelperGetCurrentRowMessage(
|
|
_hSearchHandle,
|
|
&ldapHandle, // need this when getting the actual attributes.
|
|
&pldapMsg
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
//
|
|
// For creating the object, the parent path and the rdn is needed.
|
|
//
|
|
hr = BuildADsParentPath(
|
|
adsColumn.pADsValues[0].CaseIgnoreString,
|
|
&pszParent,
|
|
&pszCN
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// Maybe we should just get all the values for this row and
|
|
// send into a constructor for the cgenobj ???
|
|
//
|
|
hr = CLDAPGenObject::CreateGenericObject(
|
|
pszParent,
|
|
pszCN,
|
|
*_pCreds,
|
|
ADS_OBJECT_BOUND,
|
|
ldapHandle,
|
|
pldapMsg,
|
|
_pIID ? (*_pIID) : IID_IUmiObject,
|
|
(void **) pUnk
|
|
);
|
|
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
error:
|
|
|
|
if (pszParent) {
|
|
FreeADsStr(pszParent);
|
|
}
|
|
|
|
if (pszCN) {
|
|
FreeADsStr(pszCN);
|
|
}
|
|
|
|
//
|
|
// Calling this can not harm us.
|
|
//
|
|
ADsFreeColumn(&adsColumn);
|
|
|
|
if (FAILED(hr) && *pUnk) {
|
|
(*pUnk)->Release();
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CUmiSearchHelper::ProcessSQLQuery (helper function).
|
|
//
|
|
// Synopsis: This routine takes the SQL Query text, parses it using the
|
|
// wmi query parser and converts the query to preferences on
|
|
// the underlying queryObjects interface proplist.
|
|
//
|
|
// Arguments: pszQueryText - SQL language query.
|
|
//
|
|
// Returns: S_OK, or any appropriate error code.
|
|
//
|
|
// Modifies: Search preferences on the underlying query object.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CUmiSearchHelper::ProcessSQLQuery(
|
|
LPCWSTR pszQueryText,
|
|
LPWSTR * ppszFilter,
|
|
PADS_SORTKEY *ppADsSortKey
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
IWbemQuery *pQuery = NULL;
|
|
ULONG ulFeatures[] = {
|
|
WMIQ_LF1_BASIC_SELECT,
|
|
WMIQ_LF2_CLASS_NAME_IN_QUERY,
|
|
WMIQ_LF6_ORDER_BY,
|
|
WMIQ_LF24_UMI_EXTENSIONS
|
|
};
|
|
SWbemRpnEncodedQuery *pRpn = NULL;
|
|
LPWSTR *pszAttribArray = NULL;
|
|
DWORD dwAttribCount = 0;
|
|
LPWSTR pszFromListFilter = NULL;
|
|
LPWSTR pszFilter = NULL;
|
|
IUmiPropList *pIntfPropList = NULL;
|
|
UMI_PROPERTY umiPropAttribs = {
|
|
UMI_TYPE_LPWSTR,
|
|
1,
|
|
UMI_OPERATION_UPDATE,
|
|
L"__PADS_SEARCHPREF_ATTRIBUTES",
|
|
NULL
|
|
};
|
|
//
|
|
// Will likely need to set the attribute list.
|
|
//
|
|
UMI_PROPERTY pOneUmiProp[1];
|
|
|
|
pOneUmiProp[0] = umiPropAttribs;
|
|
|
|
UMI_PROPERTY_VALUES propUmiVals[1];
|
|
propUmiVals[0].uCount = 1;
|
|
propUmiVals[0].pPropArray = pOneUmiProp;
|
|
|
|
ADsAssert(ppszFilter);
|
|
*ppszFilter = NULL;
|
|
|
|
//
|
|
// Create the WBEM parser object.
|
|
//
|
|
hr = CoCreateInstance(
|
|
CLSID_WbemQuery,
|
|
NULL,
|
|
CLSCTX_INPROC_SERVER,
|
|
IID_IWbemQuery,
|
|
(LPVOID *) &pQuery
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// Set the query into the parser and try and parse the query.
|
|
//
|
|
hr = pQuery->SetLanguageFeatures(
|
|
0,
|
|
sizeof(ulFeatures)/sizeof(ULONG),
|
|
ulFeatures
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
hr = pQuery->Parse(L"SQL", pszQueryText, 0);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
hr = pQuery->GetAnalysis(
|
|
WMIQ_ANALYSIS_RPN_SEQUENCE,
|
|
0,
|
|
(LPVOID *) &pRpn
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
if (!pRpn->m_uSelectListSize) {
|
|
//
|
|
// Sanity check to make sure we are selecting something.
|
|
//
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
}
|
|
|
|
hr = HelperGetAttributeList(
|
|
&dwAttribCount,
|
|
&pszAttribArray,
|
|
pRpn->m_uSelectListSize,
|
|
pRpn->m_ppSelectList
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// As of now the from list cannot have anything in other than *.
|
|
//
|
|
hr = HelperGetFromList(
|
|
&pszFromListFilter,
|
|
pRpn
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
hr = HelperGetFilterFromWhereClause(
|
|
&pszFilter,
|
|
pRpn->m_uWhereClauseSize,
|
|
pRpn->m_ppRpnWhereClause
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
//
|
|
// See if we have an order by list, in SQL we support only one
|
|
// order by clause.
|
|
//
|
|
if (pRpn->m_uOrderByListSize) {
|
|
hr = HelperGetSortKey(pRpn, ppADsSortKey);
|
|
BAIL_ON_FAILURE(hr);
|
|
}
|
|
//
|
|
// Need to set the attribute list if applicable.
|
|
//
|
|
if ((dwAttribCount != (DWORD) -1)
|
|
&& dwAttribCount) {
|
|
//
|
|
// Need to set the property on the interface proplist.
|
|
//
|
|
hr = _pQuery->GetInterfacePropList(
|
|
0,
|
|
&pIntfPropList
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
pOneUmiProp[0].uCount = dwAttribCount;
|
|
pOneUmiProp[0].pUmiValue = (PUMI_VALUE) (LPVOID) pszAttribArray;
|
|
|
|
hr = pIntfPropList->Put(
|
|
L"__PADS_SEARCHPREF_ATTRIBUTES",
|
|
0,
|
|
propUmiVals
|
|
);
|
|
BAIL_ON_FAILURE(hr);
|
|
|
|
}
|
|
//
|
|
// Need to return the filter back.
|
|
//
|
|
*ppszFilter = pszFilter;
|
|
|
|
error:
|
|
|
|
if (pQuery) {
|
|
pQuery->Release();
|
|
}
|
|
|
|
if (pszFromListFilter) {
|
|
FreeADsStr(pszFromListFilter);
|
|
}
|
|
|
|
if (pIntfPropList) {
|
|
pIntfPropList->Release();
|
|
}
|
|
|
|
//
|
|
// We might need to return this as a param.
|
|
//
|
|
if (FAILED(hr) && pszFilter) {
|
|
FreeADsStr(pszFilter);
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//****************************************************************************
|
|
// CQueryStack Implementation *
|
|
//****************************************************************************
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CQueryStack::CQueryStack - Constructor.
|
|
//
|
|
// Synopsis: Initializes the underlying list to NULL and count to 0.
|
|
//
|
|
// Arguments: None.
|
|
//
|
|
// Returns: N/A.
|
|
//
|
|
// Modifies: All member variables.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
CQueryStack::CQueryStack():
|
|
_pStackList(NULL),
|
|
_dwElementCount(0)
|
|
{
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CQueryStack::~CQueryStack - Destructor.
|
|
//
|
|
// Synopsis: Frees the underlying list contents if applicable.
|
|
//
|
|
// Arguments: None.
|
|
//
|
|
// Returns: N/A.
|
|
//
|
|
// Modifies: N/A.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
CQueryStack::~CQueryStack()
|
|
{
|
|
if (_pStackList) {
|
|
STACKLIST *pList = _pStackList;
|
|
STACKLIST *pPrev = NULL;
|
|
//
|
|
// Walk through and free the list.
|
|
//
|
|
while (pList) {
|
|
pPrev = pList;
|
|
pList = pList->pNext;
|
|
//
|
|
// Need to free prev node and its contents.
|
|
//
|
|
CQueryStack::FreeStackEntry(pPrev);
|
|
}
|
|
_pStackList = NULL;
|
|
}
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CQueryStack::Push.
|
|
//
|
|
// Synopsis: Pushes the node onto the stack and increases the count. The
|
|
// node is added to the head of the underlying list.
|
|
//
|
|
// Arguments: pszString - The string value of the node.
|
|
// dwType - The type of the node can either be
|
|
// a literal or an operator.
|
|
//
|
|
// Returns: S_OK or E_OUTOFMEMORY.
|
|
//
|
|
// Modifies: The underlying list.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CQueryStack::Push(
|
|
LPWSTR pszString,
|
|
DWORD dwType
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
PSTACKLIST pStackEntry = NULL;
|
|
|
|
//
|
|
// Allocate the new node.
|
|
//
|
|
hr = CQueryStack::AllocateStackEntry(
|
|
pszString,
|
|
dwType,
|
|
&pStackEntry
|
|
);
|
|
if (FAILED(hr)) {
|
|
BAIL_ON_FAILURE(hr);
|
|
}
|
|
|
|
//
|
|
// If the list is not already then it is added to the head.
|
|
//
|
|
if (!this->_pStackList) {
|
|
_pStackList = pStackEntry;
|
|
}
|
|
else {
|
|
//
|
|
// Add new entry to the head of the list.
|
|
//
|
|
pStackEntry->pNext = _pStackList;
|
|
_pStackList = pStackEntry;
|
|
}
|
|
|
|
//
|
|
// Increment count as the add to list was successful.
|
|
//
|
|
_dwElementCount++;
|
|
|
|
error:
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CQueryStack::Pop.
|
|
//
|
|
// Synopsis: Removes node node from the stack and returns the contents.
|
|
// Node is removed from the head of the underlying list.
|
|
//
|
|
// Arguments: ppszString - Return ptr for string value of node.
|
|
// dwType - Return ptr for the type of the node.
|
|
//
|
|
// Returns: S_OK, E_OUTOFMEMORY or E_FAIL.
|
|
//
|
|
// Modifies: The underlying list.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CQueryStack::Pop(
|
|
LPWSTR *ppszString,
|
|
DWORD *pdwType
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
PSTACKLIST pStackEntry = _pStackList;
|
|
|
|
if (!pStackEntry
|
|
|| !ppszString
|
|
|| !pdwType ) {
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
}
|
|
|
|
//
|
|
// Initialize the return values.
|
|
//
|
|
*ppszString = NULL;
|
|
*pdwType = (DWORD) -1;
|
|
|
|
if (pStackEntry->pszElement) {
|
|
*ppszString = AllocADsStr(pStackEntry->pszElement);
|
|
if (!*ppszString) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
*pdwType = pStackEntry->dwElementType;
|
|
}
|
|
else {
|
|
//
|
|
// Should never get here.
|
|
//
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
}
|
|
|
|
//
|
|
// Need to advance the list to the next node and free the
|
|
// contents of the current node.
|
|
//
|
|
_pStackList = _pStackList->pNext;
|
|
CQueryStack::FreeStackEntry(pStackEntry);
|
|
|
|
//
|
|
// Decrement count as the remove from list was successful.
|
|
//
|
|
_dwElementCount--;
|
|
|
|
error:
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CQueryStack::IsEmpty.
|
|
//
|
|
// Synopsis: Returns TRUE or FALSE based on the contents of the stack.
|
|
//
|
|
// Arguments: N/A.
|
|
//
|
|
// Returns: TRUE or FALSE.
|
|
//
|
|
// Modifies: N/A
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
BOOL
|
|
CQueryStack::IsEmpty()
|
|
{
|
|
return (_dwElementCount == 0);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CQueryStack::AllocateStackEntry - static helper routine.
|
|
//
|
|
// Synopsis: Allocates a stack node with the specified contents.
|
|
//
|
|
// Arguments: pszString - The string value of the node.
|
|
// dwType - The type of the node can either be
|
|
// a literal or an operator.
|
|
// ppStackEntry - Return value.
|
|
//
|
|
// Returns: S_OK, E_OUTOFMEMORY or E_FAIL.
|
|
//
|
|
// Modifies: ppStackEntry.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
HRESULT
|
|
CQueryStack::AllocateStackEntry(
|
|
LPWSTR pszString,
|
|
DWORD dwType,
|
|
STACKLIST **ppStackEntry
|
|
)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
LPWSTR pszTmpString = NULL;
|
|
|
|
if (!pszString || !dwType) {
|
|
BAIL_ON_FAILURE(hr = E_FAIL);
|
|
}
|
|
|
|
*ppStackEntry = NULL;
|
|
|
|
pszTmpString = AllocADsStr(pszString);
|
|
if (!pszString) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
//
|
|
// Allocate the new stack node.
|
|
//
|
|
*ppStackEntry = (PSTACKLIST) AllocADsMem(sizeof(STACKLIST));
|
|
if (!*ppStackEntry) {
|
|
BAIL_ON_FAILURE(hr = E_OUTOFMEMORY);
|
|
}
|
|
|
|
(*ppStackEntry)->pszElement = pszTmpString;
|
|
(*ppStackEntry)->dwElementType = dwType;
|
|
|
|
error:
|
|
|
|
if (FAILED(hr) && pszTmpString) {
|
|
FreeADsStr(pszTmpString);
|
|
}
|
|
|
|
RRETURN(hr);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
// Function: CQueryStack::FreeStackEntry - static helper routine.
|
|
//
|
|
// Synopsis: Frees contents of the stack node and the node itself.
|
|
//
|
|
// Arguments: pStackEntry - Pointer to stack node to free.
|
|
//
|
|
// Returns: N/A.
|
|
//
|
|
// Modifies: pStackEntry and contents.
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
void
|
|
CQueryStack::FreeStackEntry(
|
|
PSTACKLIST pStackEntry
|
|
)
|
|
{
|
|
if (!pStackEntry) {
|
|
return;
|
|
}
|
|
|
|
//
|
|
// Free the string if there is one and then the node.
|
|
//
|
|
if (pStackEntry->pszElement) {
|
|
FreeADsStr(pStackEntry->pszElement);
|
|
}
|
|
FreeADsMem(pStackEntry);
|
|
|
|
return;
|
|
}
|