447 lines
11 KiB
C++
447 lines
11 KiB
C++
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//---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1995
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//
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// File: cenumGroupCollection.cxx
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//
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// Contents: Windows NT 3.5 GroupCollection Enumeration Code
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//
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// CWinNTLocalGroupCollectionEnum::CWinNTLocalGroupCollectionEnum()
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// CWinNTLocalGroupCollectionEnum::CWinNTLocalGroupCollectionEnum
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// CWinNTLocalGroupCollectionEnum::EnumObjects
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// CWinNTLocalGroupCollectionEnum::EnumObjects
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//
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// History:
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//----------------------------------------------------------------------------
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#include "winnt.hxx"
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#pragma hdrstop
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//+---------------------------------------------------------------------------
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//
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// Function: CWinNTEnumVariant::Create
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//
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// Synopsis:
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//
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// Arguments: [pCollection]
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// [ppEnumVariant]
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//
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// Returns: HRESULT
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//
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// Modifies:
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//
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// History: 01-30-95 krishnag Created.
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//
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//----------------------------------------------------------------------------
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HRESULT
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CWinNTLocalGroupCollectionEnum::Create(
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CWinNTLocalGroupCollectionEnum FAR* FAR* ppenumvariant,
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BSTR Parent,
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ULONG ParentType,
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BSTR ADsPath,
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BSTR DomainName,
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BSTR ServerName,
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BSTR GroupName,
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ULONG GroupType,
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VARIANT var,
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CWinNTCredentials& Credentials
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)
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{
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HRESULT hr = NOERROR;
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CWinNTLocalGroupCollectionEnum FAR* penumvariant = NULL;
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*ppenumvariant = NULL;
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penumvariant = new CWinNTLocalGroupCollectionEnum();
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if (!penumvariant) {
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hr = E_OUTOFMEMORY;
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BAIL_ON_FAILURE(hr);
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}
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hr = ADsAllocString( Parent, &penumvariant->_Parent);
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BAIL_ON_FAILURE(hr);
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hr = ADsAllocString( DomainName, &penumvariant->_DomainName);
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BAIL_ON_FAILURE(hr);
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hr = ADsAllocString( ServerName, &penumvariant->_ServerName);
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BAIL_ON_FAILURE(hr);
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penumvariant->_ParentType = ParentType;
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hr = ADsAllocString(ADsPath, &penumvariant->_ADsPath);
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BAIL_ON_FAILURE(hr);
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hr = ADsAllocString( GroupName, &penumvariant->_GroupName);
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BAIL_ON_FAILURE(hr);
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penumvariant->_GroupType = GroupType;
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hr = ObjectTypeList::CreateObjectTypeList(
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var,
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&penumvariant->_pObjList
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);
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BAIL_ON_FAILURE(hr);
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penumvariant->_Credentials = Credentials;
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hr = penumvariant->_Credentials.Ref(ServerName, DomainName, ParentType);
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BAIL_ON_FAILURE(hr);
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*ppenumvariant = penumvariant;
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RRETURN(hr);
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error:
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delete penumvariant;
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RRETURN_EXP_IF_ERR(hr);
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}
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CWinNTLocalGroupCollectionEnum::CWinNTLocalGroupCollectionEnum():
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_Parent(NULL),
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_ParentType(0),
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_ADsPath(NULL),
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_DomainName(NULL),
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_ServerName(NULL),
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_GroupName(NULL),
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_lpServerName(NULL),
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_hGroup(NULL)
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{
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_pObjList = NULL;
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}
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CWinNTLocalGroupCollectionEnum::CWinNTLocalGroupCollectionEnum(ObjectTypeList ObjList):
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_Parent(NULL),
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_ParentType(0),
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_ADsPath(NULL),
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_DomainName(NULL),
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_ServerName(NULL),
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_GroupName(NULL),
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_lpServerName(NULL),
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_hGroup(NULL)
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{
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_pObjList = NULL;
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}
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CWinNTLocalGroupCollectionEnum::~CWinNTLocalGroupCollectionEnum()
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{
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if (_hGroup) {
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if (_GroupType == WINNT_GROUP_GLOBAL) {
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WinNTGlobalGroupClose(
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_hGroup
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);
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}else {
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WinNTLocalGroupClose(
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_hGroup
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);
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}
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}
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if (_pObjList) {
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delete _pObjList;
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}
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if (_lpServerName) {
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FreeADsStr(_lpServerName) ;
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}
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if(_Parent) {
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ADsFreeString(_Parent);
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}
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if(_DomainName) {
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ADsFreeString(_DomainName);
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}
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if(_ServerName) {
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ADsFreeString(_ServerName);
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}
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if(_ADsPath) {
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ADsFreeString(_ADsPath);
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}
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if(_GroupName) {
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ADsFreeString(_GroupName);
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}
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}
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HRESULT
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CWinNTLocalGroupCollectionEnum::EnumGroupMembers(
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ULONG cElements,
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VARIANT FAR* pvar,
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ULONG FAR* pcElementFetched
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)
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{
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HRESULT hr = S_FALSE;
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IDispatch *pDispatch = NULL;
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DWORD i = 0;
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IADs * pIADs = NULL;
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BSTR pszClass = NULL;
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DWORD dwClassID;
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DWORD dwFilterID;
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BOOL fFound = FALSE;
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while (i < cElements) {
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hr = GetComputerMemberObject(&pDispatch);
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if (hr == S_FALSE) {
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break;
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}
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//
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// Apply the IADsMembers::put_Filter filter.
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// If the enumerated object is not one of the types to be returned,
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// go on to the next member of the group.
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//
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hr = pDispatch->QueryInterface(IID_IADs, (void **)&pIADs);
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BAIL_ON_FAILURE(hr);
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//
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// Determine the object class of the enumerated object and the corresponding
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// object class ID number (as specified in the Filters global array).
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//
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hr = pIADs->get_Class(&pszClass);
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BAIL_ON_FAILURE(hr);
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hr = IsValidFilter(pszClass, &dwClassID, gpFilters, gdwMaxFilters);
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if (SUCCEEDED(hr)) {
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//
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// Enumerate through the object classes listed in the user-specified filter
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// until we either find a match (fFound = TRUE) or we reach the end of the
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// list.
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//
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hr = _pObjList->Reset();
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while (SUCCEEDED(hr)) {
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hr = _pObjList->GetCurrentObject(&dwFilterID);
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if (SUCCEEDED(hr)
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&& (dwFilterID == dwClassID)
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) {
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fFound = TRUE;
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break;
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}
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hr = _pObjList->Next();
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}
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if (!fFound) {
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//
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// not on the list of objects to return, try again
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// with the next member of the group
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//
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pDispatch->Release();
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pIADs->Release();
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if (pszClass) {
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ADsFreeString(pszClass);
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}
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continue;
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}
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}
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pIADs->Release();
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if (pszClass) {
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ADsFreeString(pszClass);
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}
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//
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// Return it.
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//
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VariantInit(&pvar[i]);
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pvar[i].vt = VT_DISPATCH;
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pvar[i].pdispVal = pDispatch;
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(*pcElementFetched)++;
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i++;
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}
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RRETURN_EXP_IF_ERR(hr);
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error:
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if (pDispatch) {
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pDispatch->Release();
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}
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if (pIADs) {
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pIADs->Release();
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}
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if (pszClass) {
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ADsFreeString(pszClass);
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}
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RRETURN_EXP_IF_ERR(hr);
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}
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HRESULT
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CWinNTLocalGroupCollectionEnum::GetComputerMemberObject(
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IDispatch ** ppDispatch
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)
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{
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HRESULT hr = S_OK;
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LPCOMPUTER_GROUP_MEMBER pComputerGrpMember = NULL;
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LPBYTE pBuffer = NULL;
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DWORD dwReturned = 0;
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BOOL dwRet = 0;
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if (!_hGroup) {
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dwRet = WinNTLocalGroupOpen(
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_DomainName,
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_ServerName,
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_GroupName,
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&_hGroup
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);
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if (!dwRet) {
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goto error;
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}
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}
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dwRet = WinNTLocalGroupEnum(
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_hGroup,
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1,
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&pBuffer,
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&dwReturned
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);
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if (!dwRet) {
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goto error;
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}
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pComputerGrpMember = (LPCOMPUTER_GROUP_MEMBER)pBuffer;
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switch (pComputerGrpMember->Type) {
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case WINNT_USER_ID :
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hr = CWinNTUser::CreateUser(
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pComputerGrpMember->Parent,
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pComputerGrpMember->ParentType,
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pComputerGrpMember->Domain,
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pComputerGrpMember->Computer,
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pComputerGrpMember->Name,
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ADS_OBJECT_BOUND,
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NULL, // UserFlags
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NULL, // FullName
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NULL, // Description
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pComputerGrpMember->Sid,
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IID_IDispatch,
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_Credentials,
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(void **)ppDispatch
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);
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break;
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case WINNT_GROUP_ID:
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case WINNT_LOCALGROUP_ID:
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hr = CWinNTGroup::CreateGroup(
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pComputerGrpMember->Parent,
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pComputerGrpMember->ParentType,
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pComputerGrpMember->Domain,
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pComputerGrpMember->Computer,
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pComputerGrpMember->Name,
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pComputerGrpMember->Type == WINNT_GROUP_ID ?
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WINNT_GROUP_GLOBAL :
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WINNT_GROUP_LOCAL,
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ADS_OBJECT_BOUND,
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pComputerGrpMember->Sid,
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IID_IDispatch,
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_Credentials,
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(void **)ppDispatch
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);
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break;
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default:
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goto error;
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}
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BAIL_ON_FAILURE(hr);
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hr = S_OK;
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cleanup:
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if (pBuffer) {
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FreeADsMem(pBuffer);
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}
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RRETURN(hr);
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error:
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*ppDispatch = NULL;
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hr = S_FALSE;
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goto cleanup;
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}
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//+---------------------------------------------------------------------------
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//
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// Function: CWinNTLocalGroupCollectionEnum::Next
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//
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// Synopsis: Returns cElements number of requested NetOle objects in the
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// array supplied in pvar.
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//
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// Arguments: [cElements] -- The number of elements requested by client
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// [pvar] -- ptr to array of VARIANTs to for return objects
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// [pcElementFetched] -- if non-NULL, then number of elements
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// -- actually returned is placed here
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//
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// Returns: HRESULT -- S_OK if number of elements requested are returned
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// -- S_FALSE if number of elements is < requested
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//
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||
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// Modifies:
|
||
|
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//
|
||
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|
// History: 11-3-95 krishnag Created.
|
||
|
|
//
|
||
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|
//----------------------------------------------------------------------------
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||
|
|
STDMETHODIMP
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|
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CWinNTLocalGroupCollectionEnum::Next(
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|
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ULONG cElements,
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VARIANT FAR* pvar,
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|
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ULONG FAR* pcElementFetched
|
||
|
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)
|
||
|
|
{
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|
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ULONG cElementFetched = 0;
|
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|
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HRESULT hr = S_OK;
|
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|
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|
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|
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hr = EnumGroupMembers(
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cElements,
|
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|
pvar,
|
||
|
|
&cElementFetched
|
||
|
|
);
|
||
|
|
|
||
|
|
|
||
|
|
if (pcElementFetched) {
|
||
|
|
*pcElementFetched = cElementFetched;
|
||
|
|
}
|
||
|
|
RRETURN_EXP_IF_ERR(hr);
|
||
|
|
}
|