368 lines
8.2 KiB
C++
368 lines
8.2 KiB
C++
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//---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1996 - 1997
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//
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// File: cenumt.cxx
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//
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// Contents: IIS Object Enumeration Code
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//
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// CIISTreeEnum::CIISTreeEnum()
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// CIISTreeEnum::CIISTreeEnum
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// CIISTreeEnum::EnumObjects
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// CIISTreeEnum::EnumObjects
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//
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// History: 25-Feb-97 SophiaC Created.
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//----------------------------------------------------------------------------
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#include "iis.hxx"
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#pragma hdrstop
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//+---------------------------------------------------------------------------
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//
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// Function: CIISEnumVariant::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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//
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//----------------------------------------------------------------------------
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/* INTRINSA suppress=null_pointers, uninitialized */
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HRESULT
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CIISTreeEnum::Create(
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CIISTreeEnum FAR* FAR* ppenumvariant,
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BSTR ADsPath,
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VARIANT var,
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CCredentials& Credentials
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)
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{
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COSERVERINFO csiName;
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COSERVERINFO *pcsiParam = &csiName;
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IClassFactory * pcsfFactory = NULL;
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HRESULT hr = NOERROR;
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CIISTreeEnum FAR* penumvariant = NULL;
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LPWSTR pszIISPathName = NULL;
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OBJECTINFO ObjectInfo;
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POBJECTINFO pObjectInfo = NULL;
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CLexer Lexer(ADsPath);
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*ppenumvariant = NULL;
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penumvariant = new CIISTreeEnum();
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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( ADsPath, &penumvariant->_ADsPath);
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BAIL_ON_FAILURE(hr);
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//
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// Parse the pathname
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//
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pObjectInfo = &ObjectInfo;
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memset(pObjectInfo, 0, sizeof(OBJECTINFO));
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hr = ADsObject(&Lexer, pObjectInfo);
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BAIL_ON_FAILURE(hr);
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penumvariant->_Credentials = Credentials;
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*ppenumvariant = penumvariant;
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//
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// Store ServerName
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//
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penumvariant->_pszServerName = AllocADsStr(pObjectInfo->TreeName);
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if (!(penumvariant->_pszServerName)) {
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hr = E_OUTOFMEMORY;
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BAIL_ON_FAILURE(hr);
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}
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hr = InitServerInfo(penumvariant->_pszServerName,
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&(penumvariant->_pAdminBase),
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&(penumvariant->_pSchema));
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BAIL_ON_FAILURE(hr);
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pszIISPathName = AllocADsStr(ADsPath);
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if (!pszIISPathName) {
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hr = E_OUTOFMEMORY;
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BAIL_ON_FAILURE(hr);
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}
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memset(pszIISPathName, 0, sizeof(pszIISPathName));
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hr = BuildIISPathFromADsPath(
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pObjectInfo,
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pszIISPathName
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);
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BAIL_ON_FAILURE(hr);
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penumvariant->_pszMetaBasePath = AllocADsStr(pszIISPathName);
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if (!(penumvariant->_pszMetaBasePath)) {
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hr = E_OUTOFMEMORY;
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BAIL_ON_FAILURE(hr);
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}
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error:
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if (FAILED(hr)) {
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if (penumvariant) {
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delete penumvariant;
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*ppenumvariant = NULL;
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}
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}
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if (pszIISPathName) {
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FreeADsStr(pszIISPathName);
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}
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FreeObjectInfo(pObjectInfo);
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RRETURN(hr);
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}
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CIISTreeEnum::CIISTreeEnum():
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_ADsPath(NULL),
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_pszServerName(NULL),
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_pSchema(NULL),
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_pAdminBase(NULL),
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_pszMetaBasePath(NULL)
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{
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_dwObjectCurrentEntry = 0;
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}
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CIISTreeEnum::~CIISTreeEnum()
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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 (_pszServerName) {
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FreeADsStr(_pszServerName);
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}
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if (_pszMetaBasePath){
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FreeADsStr(_pszMetaBasePath);
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}
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//
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// Release everything
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//
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}
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HRESULT
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CIISTreeEnum::EnumGenericObjects(
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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_OK;
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IDispatch *pDispatch = NULL;
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DWORD i = 0;
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while (i < cElements ) {
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hr = GetGenericObject(&pDispatch);
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if (FAILED(hr)) {
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continue;
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}
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if (hr == S_FALSE) {
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break;
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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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return(hr);
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}
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/* #pragma INTRINSA suppress=all */
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HRESULT
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CIISTreeEnum::GetGenericObject(
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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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WCHAR NameBuf[MAX_PATH];
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WCHAR DataBuf[MAX_PATH];
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DWORD dwStatus = 0;
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DWORD dwReqdBufferLen;
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METADATA_HANDLE hObjHandle = NULL;
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METADATA_RECORD mdrData;
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*ppDispatch = NULL;
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hr = OpenAdminBaseKey(
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_pszServerName,
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_pszMetaBasePath,
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METADATA_PERMISSION_READ,
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&_pAdminBase,
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&hObjHandle
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);
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BAIL_ON_FAILURE(hr);
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hr = _pAdminBase->EnumKeys(
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hObjHandle,
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L"",
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(LPWSTR)NameBuf,
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_dwObjectCurrentEntry
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);
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BAIL_ON_FAILURE(hr);
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//
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// Find out Class Name
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//
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mdrData.dwMDIdentifier = MD_KEY_TYPE;
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mdrData.dwMDDataType = STRING_METADATA;
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mdrData.dwMDUserType = ALL_METADATA;
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mdrData.dwMDAttributes = METADATA_INHERIT;
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mdrData.dwMDDataLen = MAX_PATH;
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mdrData.pbMDData = (PBYTE)DataBuf;
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hr = _pAdminBase->GetData(
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hObjHandle,
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(LPWSTR)NameBuf,
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&mdrData,
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&dwReqdBufferLen
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);
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if (FAILED(hr)) {
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if (hr == MD_ERROR_DATA_NOT_FOUND) {
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LPWSTR pszIISPath;
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pszIISPath = _wcsupr((LPWSTR)_pszMetaBasePath);
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if (wcsstr(_pszMetaBasePath, L"W3SVC") != NULL) {
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memcpy((LPWSTR)DataBuf, WEBDIR_CLASS_W,
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SIZEOF_WEBDIR_CLASS_W);
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}
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else if (wcsstr(_pszMetaBasePath, L"MSFTPSVC") != NULL) {
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memcpy((LPWSTR)DataBuf, FTPVDIR_CLASS_W,
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SIZEOF_FTPVDIR_CLASS_W);
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}
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else {
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memcpy((LPWSTR)DataBuf, DEFAULT_SCHEMA_CLASS_W,
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SIZEOF_DEFAULT_CLASS_W);
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}
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}
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else {
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BAIL_ON_FAILURE(hr);
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}
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}
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else {
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hr = _pSchema->ValidateClassName((LPWSTR)DataBuf);
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if (hr == E_ADS_SCHEMA_VIOLATION) {
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memcpy((LPWSTR)DataBuf, DEFAULT_SCHEMA_CLASS_W,
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SIZEOF_DEFAULT_CLASS_W);
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}
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}
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// Bump up the object count. The instantiation of this object
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// may fail; if we come into this function again, we do not want
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// to pick up the same object.
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//
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_dwObjectCurrentEntry++;
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hr = CIISGenObject::CreateGenericObject(
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_ADsPath,
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(LPWSTR)NameBuf,
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(LPWSTR)DataBuf,
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_Credentials,
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ADS_OBJECT_BOUND,
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IID_IDispatch,
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(void **)ppDispatch
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);
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BAIL_ON_FAILURE(hr);
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error:
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if (_pAdminBase && hObjHandle) {
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CloseAdminBaseKey(_pAdminBase, hObjHandle);
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}
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//
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// GetTree returns only S_FALSE
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//
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if (FAILED(hr)) {
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hr = S_FALSE;
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}
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RRETURN(hr);
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}
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//+---------------------------------------------------------------------------
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//
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// Function: CIISTreeEnum::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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// Modifies:
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//
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// History:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP
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CIISTreeEnum::Next(
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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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ULONG cElementFetched = 0;
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HRESULT hr = S_OK;
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hr = EnumGenericObjects(
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cElements,
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pvar,
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&cElementFetched
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);
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if (pcElementFetched) {
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*pcElementFetched = cElementFetched;
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}
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RRETURN(hr);
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}
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