208 lines
4.5 KiB
C++
208 lines
4.5 KiB
C++
//---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1996
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//
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// File: openobj.cxx
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//
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// Contents: ADs Wrapper Function to open an Active Directory object
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//
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//
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// History: 11-15-95 krishnag Created.
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//
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//----------------------------------------------------------------------------
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#include "oleds.hxx"
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#pragma hdrstop
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extern PROUTER_ENTRY g_pRouterHead;
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extern CRITICAL_SECTION g_csRouterHeadCritSect;
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//+---------------------------------------------------------------------------
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// Function: ADsOpenObject
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//
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// Synopsis:
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//
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// Arguments: [LPWSTR lpszPathName]
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// [LPWSTR lpszUserName]
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// [LPWSTR lpszPassword]
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// [REFIID riid]
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// [void FAR * FAR * ppObject]
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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: 07-12-96 krishnag Created.
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//
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//----------------------------------------------------------------------------
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HRESULT
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ADsOpenObject(
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LPCWSTR lpszPathName,
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LPCWSTR lpszUserName,
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LPCWSTR lpszPassword,
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DWORD dwReserved,
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REFIID riid,
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void FAR * FAR * ppObject
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)
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{
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IADsOpenDSObject FAR * pNamespace = NULL;
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IDispatch FAR * pDispatch = NULL;
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HRESULT hr = S_OK;
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GUID NamespaceClsid;
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WCHAR lpszProgId[MAX_PATH];
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hr = CopyADsProgId(
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(LPWSTR)lpszPathName,
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lpszProgId
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);
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BAIL_ON_FAILURE( hr );
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hr = ADsGetCLSIDFromProgID(
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lpszProgId,
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&NamespaceClsid
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);
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BAIL_ON_FAILURE( hr );
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hr = CoCreateInstance(
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NamespaceClsid,
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NULL,
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CLSCTX_INPROC_SERVER,
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IID_IADsOpenDSObject,
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(void **)&pNamespace
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);
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BAIL_ON_FAILURE( hr );
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hr = pNamespace->OpenDSObject(
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(LPWSTR)lpszPathName,
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(LPWSTR)lpszUserName,
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(LPWSTR)lpszPassword,
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(long)dwReserved,
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&pDispatch
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);
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BAIL_ON_FAILURE( hr );
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hr = pDispatch->QueryInterface(
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riid,
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ppObject
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);
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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( pNamespace ) {
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pNamespace->Release();
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}
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RRETURN( hr );
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}
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//+---------------------------------------------------------------------------
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// Function: CopyADsProgId
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//
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// Synopsis:
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//
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//
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// Arguments: [LPWSTR Path]
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// [LPWSTR szProgId]
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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: 09-16-96 krishnag Created
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//
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//----------------------------------------------------------------------------
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HRESULT
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CopyADsProgId(
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LPWSTR Path,
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LPWSTR szProgId
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)
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{
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LPWSTR pChar = NULL;
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if( !Path )
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return E_FAIL;
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pChar = szProgId;
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if( *Path == L'@' ) {
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while (*Path != L'!' && *Path != L'\0') {
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*pChar = *Path;
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pChar++;
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Path++;
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}
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if( *Path == L'\0' ) {
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//
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// couldn't find the terminating ! for the ProgID
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//
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return( E_FAIL );
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}
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}else {
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while (*Path != L':' && *Path != L'\0') {
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*pChar = *Path;
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pChar++;
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Path++;
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}
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if( *Path == L'\0' ) {
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//
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// couldn't find the terminating : for the ProgID
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//
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return( E_FAIL );
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}
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}
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*pChar = L'\0';
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return S_OK;
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}
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HRESULT
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ADsGetCLSIDFromProgID(
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LPWSTR pszProgId,
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GUID * pClsid
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)
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{
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//
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// Make sure the router has been initialized
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//
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EnterCriticalSection(&g_csRouterHeadCritSect);
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if (!g_pRouterHead) {
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g_pRouterHead = InitializeRouter();
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}
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LeaveCriticalSection(&g_csRouterHeadCritSect);
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PROUTER_ENTRY lpRouter = g_pRouterHead;
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while (lpRouter){
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if (!wcscmp(lpRouter->szProviderProgId, pszProgId)) {
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memcpy(pClsid, lpRouter->pNamespaceClsid, sizeof(CLSID));
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RRETURN(S_OK);
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}
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else if (!wcscmp(lpRouter->szAliases, pszProgId)) {
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//
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// Check Aliases
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//
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memcpy(pClsid, lpRouter->pNamespaceClsid, sizeof(CLSID));
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RRETURN(S_OK);
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}
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lpRouter = lpRouter->pNext;
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}
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RRETURN( E_ADS_BAD_PATHNAME );
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}
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