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1098 lines
31 KiB
1098 lines
31 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1993 - 1999.
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//
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// File: CLocalMachine.cpp
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//
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// Contents: implementation of CLocalMachine
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//
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//----------------------------------------------------------------------------
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#include "priv.h"
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#include "UserOM.h"
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#include "LogonIPC.h"
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#include "CInteractiveLogon.h"
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#include "WinUser.h"
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#include "trayp.h" // for TM_REFRESH
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#include <lmaccess.h> // for NetUserModalsGet
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#include <lmapibuf.h> // for NetApiBufferFree
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#include <lmerr.h> // for NERR_Success
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#include <ntlsa.h>
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#include <cfgmgr32.h>
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#include <cscapi.h> // for CSCIsCSCEnabled
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//
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// IUnknown Interface
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//
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ULONG CLocalMachine::AddRef()
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{
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_cRef++;
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return _cRef;
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}
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ULONG CLocalMachine::Release()
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{
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ASSERT(_cRef > 0);
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_cRef--;
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if (_cRef > 0)
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{
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return _cRef;
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}
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delete this;
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return 0;
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}
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HRESULT CLocalMachine::QueryInterface(REFIID riid, void **ppvObj)
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{
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static const QITAB qit[] =
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{
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QITABENT(CLocalMachine, IDispatch),
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QITABENT(CLocalMachine, ILocalMachine),
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{0},
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};
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return QISearch(this, qit, riid, ppvObj);
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}
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//
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// IDispatch Interface
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//
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STDMETHODIMP CLocalMachine::GetTypeInfoCount(UINT* pctinfo)
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{
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return CIDispatchHelper::GetTypeInfoCount(pctinfo);
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}
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STDMETHODIMP CLocalMachine::GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo)
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{
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return CIDispatchHelper::GetTypeInfo(itinfo, lcid, pptinfo);
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}
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STDMETHODIMP CLocalMachine::GetIDsOfNames(REFIID riid, OLECHAR** rgszNames, UINT cNames, LCID lcid, DISPID* rgdispid)
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{
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return CIDispatchHelper::GetIDsOfNames(riid, rgszNames, cNames, lcid, rgdispid);
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}
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STDMETHODIMP CLocalMachine::Invoke(DISPID dispidMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult, EXCEPINFO* pexcepinfo, UINT* puArgErr)
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{
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return CIDispatchHelper::Invoke(dispidMember, riid, lcid, wFlags, pdispparams, pvarResult, pexcepinfo, puArgErr);
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}
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//
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// ILocalMachine Interface
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//
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STDMETHODIMP CLocalMachine::get_MachineName(VARIANT* pvar)
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{
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HRESULT hr;
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DWORD cch;
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WCHAR szMachineName[MAX_COMPUTERNAME_LENGTH+1];
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if (pvar)
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{
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pvar->vt = VT_BSTR;
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cch = MAX_COMPUTERNAME_LENGTH+1;
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if (GetComputerNameW(szMachineName, &cch))
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{
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pvar->bstrVal = SysAllocString(szMachineName);
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}
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else
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{
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pvar->bstrVal = SysAllocString(TEXT(""));
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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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hr = E_INVALIDARG;
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}
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return hr;
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}
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DWORD BuildAccountSidFromRid(LPCWSTR pszServer, DWORD dwRid, PSID* ppSid)
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{
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DWORD dwErr = ERROR_SUCCESS;
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PUSER_MODALS_INFO_2 umi2;
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NET_API_STATUS nasRet;
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*ppSid = NULL;
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// Get the account domain Sid on the target machine
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nasRet = NetUserModalsGet(pszServer, 2, (LPBYTE*)&umi2);
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if ( nasRet == NERR_Success )
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{
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UCHAR cSubAuthorities;
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PSID pSid;
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cSubAuthorities = *GetSidSubAuthorityCount(umi2->usrmod2_domain_id);
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// Allocate storage for new the Sid (domain Sid + account Rid)
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pSid = (PSID)LocalAlloc(LPTR, GetSidLengthRequired((UCHAR)(cSubAuthorities+1)));
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if (pSid != NULL)
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{
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if (InitializeSid(pSid,
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GetSidIdentifierAuthority(umi2->usrmod2_domain_id),
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(BYTE)(cSubAuthorities+1)))
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{
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// Copy existing subauthorities from domain Sid to new Sid
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for (UINT i = 0; i < cSubAuthorities; i++)
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{
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*GetSidSubAuthority(pSid, i) = *GetSidSubAuthority(umi2->usrmod2_domain_id, i);
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}
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// Append Rid to new Sid
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*GetSidSubAuthority(pSid, cSubAuthorities) = dwRid;
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*ppSid = pSid;
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}
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else
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{
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dwErr = GetLastError();
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LocalFree(pSid);
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}
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}
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else
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{
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dwErr = GetLastError();
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}
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NetApiBufferFree(umi2);
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}
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else
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{
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dwErr = nasRet;
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}
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return dwErr;
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}
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PSID g_pGuestSid = NULL;
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DWORD GetGuestSid(PSID* ppSid)
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{
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DWORD dwErr = ERROR_SUCCESS;
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if (g_pGuestSid == NULL)
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{
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PSID pSid;
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dwErr = BuildAccountSidFromRid(NULL, DOMAIN_USER_RID_GUEST, &pSid);
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if (dwErr == ERROR_SUCCESS)
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{
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if (InterlockedCompareExchangePointer(&g_pGuestSid, pSid, NULL))
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{
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// someone else beat us to initing g_pGuestSid, free ours
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LocalFree(pSid);
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pSid = NULL;
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}
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}
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}
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// There is no need to free the returned PSID
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*ppSid = g_pGuestSid;
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if (*ppSid == NULL)
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{
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dwErr = ERROR_NOT_ENOUGH_MEMORY;
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}
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return dwErr;
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}
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BOOL FreeGuestSid()
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{
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BOOL bRet = FALSE;
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PSID pSid = (PSID)InterlockedExchangePointer(&g_pGuestSid, NULL);
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if (pSid)
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{
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LocalFree(pSid);
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bRet = TRUE;
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}
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return bRet;
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}
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LPCWSTR g_pszGuestAccountName = NULL;
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LPCWSTR GetGuestAccountName()
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{
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if (g_pszGuestAccountName == NULL)
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{
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PSID pSidGuest;
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WCHAR szGuestAccountName[UNLEN + 1];
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WCHAR szDomain[DNLEN + 1];
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DWORD cchGuestAccountName;
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DWORD cchDomain;
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SID_NAME_USE eUse;
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szGuestAccountName[0] = L'\0';
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if (GetGuestSid(&pSidGuest) == ERROR_SUCCESS)
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{
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cchGuestAccountName = ARRAYSIZE(szGuestAccountName);
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cchDomain = ARRAYSIZE(szDomain);
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if (LookupAccountSidW(NULL,
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pSidGuest,
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szGuestAccountName,
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&cchGuestAccountName,
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szDomain,
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&cchDomain,
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&eUse))
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{
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ASSERT(szGuestAccountName[0] != L'\0');
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}
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else
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{
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// If LookupAccountSid failed, assume english "Guest" and see if the reverse-lookup matches
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// the pSidGuest
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BYTE rgByte[sizeof(SID) + ((SID_MAX_SUB_AUTHORITIES - 1) * sizeof(ULONG))] = {0};
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PSID pSid;
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DWORD cbSid;
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pSid = (PSID)&rgByte;
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cbSid = sizeof(rgByte);
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cchDomain = ARRAYSIZE(szDomain);
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if (LookupAccountNameW(NULL,
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L"Guest",
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pSid,
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&cbSid,
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szDomain,
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&cchDomain,
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&eUse))
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{
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if (!EqualSid(pSidGuest, pSid))
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{
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// guest sid dosen't match the sid for "Guest" account
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szGuestAccountName[0] = L'\0';
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}
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}
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}
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}
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if (szGuestAccountName[0] != L'\0')
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{
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LPWSTR pwsz;
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size_t cch;
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cch = lstrlenW(szGuestAccountName) + 1;
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pwsz = (LPWSTR)LocalAlloc(LPTR, cch * sizeof(WCHAR));
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if (pwsz)
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{
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if (FAILED(StringCchCopy(pwsz, cch, szGuestAccountName)) ||
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InterlockedCompareExchangePointer((void**)&g_pszGuestAccountName, pwsz, NULL))
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{
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// someone else beat us to initializing g_pszGuestAccountName, free ours
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LocalFree(pwsz);
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pwsz = NULL;
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}
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}
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}
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}
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return g_pszGuestAccountName;
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}
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BOOL FreeGuestAccountName()
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{
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BOOL bRet = FALSE;
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LPWSTR psz = (LPWSTR)InterlockedExchangePointer((void **)&g_pszGuestAccountName, NULL);
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if (psz)
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{
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LocalFree(psz);
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bRet = TRUE;
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}
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return bRet;
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}
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STDMETHODIMP CLocalMachine::get_isGuestEnabled(ILM_GUEST_FLAGS flags, VARIANT_BOOL* pbEnabled)
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{
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HRESULT hr = S_OK;
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DWORD dwErr;
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BOOL bEnabled = FALSE;
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USER_INFO_1 *pusri1 = NULL;
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DWORD dwFlags = (DWORD)(flags & (ILM_GUEST_INTERACTIVE_LOGON | ILM_GUEST_NETWORK_LOGON));
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LPCTSTR pszGuest;
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if (NULL == pbEnabled)
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{
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return E_POINTER;
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}
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pszGuest = GetGuestAccountName();
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if (pszGuest)
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{
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// First check to see if the guest account is truly enabled
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dwErr = NetUserGetInfo(NULL, pszGuest, 1, (LPBYTE*)&pusri1);
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if ((ERROR_SUCCESS == dwErr) && ((pusri1->usri1_flags & UF_ACCOUNTDISABLE) == 0))
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{
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// Guest is enabled
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bEnabled = TRUE;
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// Do they want to check the LSA logon rights?
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if (0 != dwFlags)
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{
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BOOL bDenyInteractiveLogon = FALSE;
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BOOL bDenyNetworkLogon = FALSE;
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LSA_HANDLE hLsa;
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LSA_OBJECT_ATTRIBUTES oa = {0};
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oa.Length = sizeof(oa);
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dwErr = LsaNtStatusToWinError(LsaOpenPolicy(NULL, &oa, POLICY_LOOKUP_NAMES, &hLsa));
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if (ERROR_SUCCESS == dwErr)
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{
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PSID pSid;
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dwErr = GetGuestSid(&pSid);
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if (ERROR_SUCCESS == dwErr)
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{
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PLSA_UNICODE_STRING pAccountRights;
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ULONG cRights;
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// Get the list of LSA rights assigned to the Guest account
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//
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// Note that SE_INTERACTIVE_LOGON_NAME is often inherited via
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// group membership, so its absence doesn't mean much. We could
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// bend over backwards and check group membership and such, but
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// Guest normally gets SE_INTERACTIVE_LOGON_NAME one way or
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// another, so we only check for SE_DENY_INTERACTIVE_LOGON_NAME
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// here.
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dwErr = LsaNtStatusToWinError(LsaEnumerateAccountRights(hLsa, pSid, &pAccountRights, &cRights));
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if (ERROR_SUCCESS == dwErr)
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{
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PLSA_UNICODE_STRING pRight;
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for (pRight = pAccountRights; cRights > 0 && 0 != dwFlags; pRight++, cRights--)
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{
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if (0 != (dwFlags & ILM_GUEST_INTERACTIVE_LOGON) &&
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CSTR_EQUAL == CompareStringW(LOCALE_SYSTEM_DEFAULT,
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NORM_IGNORECASE,
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SE_DENY_INTERACTIVE_LOGON_NAME,
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-1,
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pRight->Buffer,
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pRight->Length/2))
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{
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bDenyInteractiveLogon = TRUE;
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dwFlags &= ~ILM_GUEST_INTERACTIVE_LOGON;
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}
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else if (0 != (dwFlags & ILM_GUEST_NETWORK_LOGON) &&
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CSTR_EQUAL == CompareStringW(LOCALE_SYSTEM_DEFAULT,
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NORM_IGNORECASE,
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SE_DENY_NETWORK_LOGON_NAME,
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-1,
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pRight->Buffer,
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pRight->Length/2))
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{
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bDenyNetworkLogon = TRUE;
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dwFlags &= ~ILM_GUEST_NETWORK_LOGON;
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}
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}
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LsaFreeMemory(pAccountRights);
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}
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else if (ERROR_FILE_NOT_FOUND == dwErr)
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{
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// Guest isn't in LSA's database, so we know it can't
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// have either of the deny logon rights.
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dwErr = ERROR_SUCCESS;
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}
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}
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LsaClose(hLsa);
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}
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if (bDenyInteractiveLogon || bDenyNetworkLogon)
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bEnabled = FALSE;
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}
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}
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}
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else
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{
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dwErr = ERROR_NOT_ENOUGH_MEMORY;
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}
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if (NULL != pusri1)
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{
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(NET_API_STATUS)NetApiBufferFree(pusri1);
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}
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hr = HRESULT_FROM_WIN32(dwErr);
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*pbEnabled = bEnabled ? VARIANT_TRUE : VARIANT_FALSE;
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return hr;
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}
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STDMETHODIMP CLocalMachine::EnableGuest(ILM_GUEST_FLAGS flags)
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{
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DWORD dwErr;
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USER_INFO_1 *pusri1;
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DWORD dwFlags = (DWORD)(flags & (ILM_GUEST_INTERACTIVE_LOGON | ILM_GUEST_NETWORK_LOGON));
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LPCTSTR pszGuest;
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pszGuest = GetGuestAccountName();
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if (pszGuest)
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{
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// First truly enable the guest account. Do this ALL the time.
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dwErr = NetUserGetInfo(NULL, pszGuest, 1, (LPBYTE*)&pusri1);
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if (ERROR_SUCCESS == dwErr)
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{
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pusri1->usri1_flags &= ~UF_ACCOUNTDISABLE;
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dwErr = NetUserSetInfo(NULL, pszGuest, 1, (LPBYTE)pusri1, NULL);
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if (ERROR_SUCCESS == dwErr && 0 != dwFlags)
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{
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LSA_HANDLE hLsa;
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LSA_OBJECT_ATTRIBUTES oa = {0};
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oa.Length = sizeof(oa);
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dwErr = LsaNtStatusToWinError(LsaOpenPolicy(NULL, &oa, POLICY_LOOKUP_NAMES, &hLsa));
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if (ERROR_SUCCESS == dwErr)
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{
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PSID pSid;
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dwErr = GetGuestSid(&pSid);
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if (ERROR_SUCCESS == dwErr)
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{
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if (0 != (dwFlags & ILM_GUEST_INTERACTIVE_LOGON))
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{
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DECLARE_CONST_UNICODE_STRING(usDenyLogon, SE_DENY_INTERACTIVE_LOGON_NAME);
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NTSTATUS status = LsaRemoveAccountRights(hLsa, pSid, FALSE, (PLSA_UNICODE_STRING)&usDenyLogon, 1);
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dwErr = LsaNtStatusToWinError(status);
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}
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if (0 != (dwFlags & ILM_GUEST_NETWORK_LOGON))
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{
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DECLARE_CONST_UNICODE_STRING(usDenyLogon, SE_DENY_NETWORK_LOGON_NAME);
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NTSTATUS status = LsaRemoveAccountRights(hLsa, pSid, FALSE, (PLSA_UNICODE_STRING)&usDenyLogon, 1);
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if (ERROR_SUCCESS == dwErr)
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dwErr = LsaNtStatusToWinError(status);
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}
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if (ERROR_FILE_NOT_FOUND == dwErr)
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{
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//
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// NTRAID#NTBUG9-396428-2001/05/16-jeffreys
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//
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// This means Guest isn't in LSA's database, so we know
|
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// it can't have either of the deny logon rights. Since
|
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// we were trying to remove one or both rights, count
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// this as success.
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//
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dwErr = ERROR_SUCCESS;
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}
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}
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LsaClose(hLsa);
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}
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}
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(NET_API_STATUS)NetApiBufferFree(pusri1);
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}
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}
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else
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{
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dwErr = ERROR_NOT_ENOUGH_MEMORY;
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}
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return HRESULT_FROM_WIN32(dwErr);
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}
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STDMETHODIMP CLocalMachine::DisableGuest(ILM_GUEST_FLAGS flags)
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{
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DWORD dwErr = ERROR_SUCCESS;
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DWORD dwFlags = (DWORD)(flags & (ILM_GUEST_INTERACTIVE_LOGON | ILM_GUEST_NETWORK_LOGON));
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if (0 != dwFlags)
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{
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LSA_HANDLE hLsa;
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LSA_OBJECT_ATTRIBUTES oa = {0};
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|
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// Turn on DenyInteractiveLogon and/or DenyNetworkLogon, but don't
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// necessarily change the enabled state of the guest account.
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oa.Length = sizeof(oa);
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dwErr = LsaNtStatusToWinError(LsaOpenPolicy(NULL, &oa, POLICY_CREATE_ACCOUNT | POLICY_LOOKUP_NAMES, &hLsa));
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|
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if (ERROR_SUCCESS == dwErr)
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{
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PSID pSid;
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|
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dwErr = GetGuestSid(&pSid);
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if (ERROR_SUCCESS == dwErr)
|
|
{
|
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if (0 != (dwFlags & ILM_GUEST_INTERACTIVE_LOGON))
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|
{
|
|
DECLARE_CONST_UNICODE_STRING(usDenyLogon, SE_DENY_INTERACTIVE_LOGON_NAME);
|
|
NTSTATUS status = LsaAddAccountRights(hLsa, pSid, (PLSA_UNICODE_STRING)&usDenyLogon, 1);
|
|
dwErr = LsaNtStatusToWinError(status);
|
|
}
|
|
if (0 != (dwFlags & ILM_GUEST_NETWORK_LOGON))
|
|
{
|
|
DECLARE_CONST_UNICODE_STRING(usDenyLogon, SE_DENY_NETWORK_LOGON_NAME);
|
|
NTSTATUS status = LsaAddAccountRights(hLsa, pSid, (PLSA_UNICODE_STRING)&usDenyLogon, 1);
|
|
if (ERROR_SUCCESS == dwErr)
|
|
dwErr = LsaNtStatusToWinError(status);
|
|
}
|
|
}
|
|
LsaClose(hLsa);
|
|
}
|
|
|
|
if (ERROR_SUCCESS == dwErr)
|
|
{
|
|
// If both SE_DENY_INTERACTIVE_LOGON_NAME and SE_DENY_NETWORK_LOGON_NAME
|
|
// are turned on, then we might as well disable the account altogether.
|
|
if ((ILM_GUEST_INTERACTIVE_LOGON | ILM_GUEST_NETWORK_LOGON) == dwFlags)
|
|
{
|
|
// We just turned both on, so disable guest below
|
|
dwFlags = 0;
|
|
}
|
|
else
|
|
{
|
|
VARIANT_BOOL bEnabled;
|
|
|
|
if (ILM_GUEST_INTERACTIVE_LOGON == dwFlags)
|
|
{
|
|
// We just turned on SE_DENY_INTERACTIVE_LOGON_NAME, check
|
|
// for SE_DENY_NETWORK_LOGON_NAME.
|
|
flags = ILM_GUEST_NETWORK_LOGON;
|
|
}
|
|
else if (ILM_GUEST_NETWORK_LOGON == dwFlags)
|
|
{
|
|
// We just turned on SE_DENY_NETWORK_LOGON_NAME, check
|
|
// for SE_DENY_INTERACTIVE_LOGON_NAME.
|
|
flags = ILM_GUEST_INTERACTIVE_LOGON;
|
|
}
|
|
else
|
|
{
|
|
// Getting here implies that someone defined a new flag.
|
|
// Setting flags to ILM_GUEST_ACCOUNT causes a benign
|
|
// result in all cases (we only disable guest if guest
|
|
// is already disabled).
|
|
flags = ILM_GUEST_ACCOUNT;
|
|
}
|
|
|
|
if (SUCCEEDED(get_isGuestEnabled(flags, &bEnabled)) && (VARIANT_FALSE == bEnabled))
|
|
{
|
|
// Both are on, so disable guest below
|
|
dwFlags = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (0 == dwFlags)
|
|
{
|
|
USER_INFO_1 *pusri1;
|
|
LPCTSTR pszGuest = GetGuestAccountName();
|
|
|
|
if (pszGuest)
|
|
{
|
|
// Truly disable the guest account.
|
|
dwErr = NetUserGetInfo(NULL, pszGuest, 1, (LPBYTE*)&pusri1);
|
|
if (ERROR_SUCCESS == dwErr)
|
|
{
|
|
pusri1->usri1_flags |= UF_ACCOUNTDISABLE;
|
|
dwErr = NetUserSetInfo(NULL, GetGuestAccountName(), 1, (LPBYTE)pusri1, NULL);
|
|
(NET_API_STATUS)NetApiBufferFree(pusri1);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
}
|
|
|
|
return HRESULT_FROM_WIN32(dwErr);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::get_isFriendlyUIEnabled(VARIANT_BOOL* pbEnabled)
|
|
|
|
{
|
|
*pbEnabled = ShellIsFriendlyUIActive() ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return(S_OK);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::put_isFriendlyUIEnabled(VARIANT_BOOL bEnabled)
|
|
|
|
{
|
|
HRESULT hr;
|
|
|
|
if (ShellEnableFriendlyUI(bEnabled != VARIANT_FALSE ? TRUE : FALSE) != FALSE)
|
|
{
|
|
RefreshStartMenu();
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
|
}
|
|
return(hr);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::get_isMultipleUsersEnabled(VARIANT_BOOL* pbEnabled)
|
|
|
|
{
|
|
*pbEnabled = ShellIsMultipleUsersEnabled() ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return(S_OK);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::put_isMultipleUsersEnabled(VARIANT_BOOL bEnabled)
|
|
|
|
{
|
|
HRESULT hr;
|
|
|
|
if (ShellEnableMultipleUsers(bEnabled != VARIANT_FALSE ? TRUE : FALSE) != FALSE)
|
|
{
|
|
RefreshStartMenu();
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
|
}
|
|
return(hr);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::get_isRemoteConnectionsEnabled(VARIANT_BOOL* pbEnabled)
|
|
|
|
{
|
|
*pbEnabled = ShellIsRemoteConnectionsEnabled() ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return(S_OK);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::put_isRemoteConnectionsEnabled(VARIANT_BOOL bEnabled)
|
|
|
|
{
|
|
HRESULT hr;
|
|
|
|
if (ShellEnableRemoteConnections(bEnabled != VARIANT_FALSE ? TRUE : FALSE) != FALSE)
|
|
{
|
|
RefreshStartMenu();
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
|
}
|
|
return(hr);
|
|
}
|
|
|
|
BOOL _CanEject()
|
|
{
|
|
BOOL fEjectAllowed = FALSE;
|
|
|
|
if(SHRestricted(REST_NOSMEJECTPC)) //Is there a policy restriction?
|
|
return FALSE;
|
|
|
|
CM_Is_Dock_Station_Present(&fEjectAllowed);
|
|
|
|
return SHTestTokenPrivilege(NULL, SE_UNDOCK_NAME) &&
|
|
fEjectAllowed &&
|
|
!GetSystemMetrics(SM_REMOTESESSION);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::get_isUndockEnabled(VARIANT_BOOL* pbEnabled)
|
|
|
|
{
|
|
CLogonIPC objLogon;
|
|
|
|
if (objLogon.IsLogonServiceAvailable())
|
|
{
|
|
*pbEnabled = objLogon.TestEjectAllowed() ? VARIANT_TRUE : VARIANT_FALSE;
|
|
}
|
|
else
|
|
{
|
|
*pbEnabled = _CanEject() ? VARIANT_TRUE : VARIANT_FALSE;
|
|
}
|
|
return(S_OK);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::get_isShutdownAllowed(VARIANT_BOOL* pbShutdownAllowed)
|
|
|
|
{
|
|
CLogonIPC objLogon;
|
|
|
|
if (objLogon.IsLogonServiceAvailable())
|
|
{
|
|
*pbShutdownAllowed = objLogon.TestShutdownAllowed() ? VARIANT_TRUE : VARIANT_FALSE;
|
|
}
|
|
else
|
|
{
|
|
*pbShutdownAllowed = VARIANT_FALSE;
|
|
}
|
|
return(S_OK);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::get_isGuestAccessMode(VARIANT_BOOL* pbForceGuest)
|
|
{
|
|
*pbForceGuest = SUCCEEDED(_IsGuestAccessMode()) ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
STDMETHODIMP CLocalMachine::get_isOfflineFilesEnabled(VARIANT_BOOL *pbEnabled)
|
|
{
|
|
if (CSCIsCSCEnabled())
|
|
{
|
|
*pbEnabled = VARIANT_TRUE;
|
|
}
|
|
else
|
|
{
|
|
*pbEnabled = VARIANT_FALSE;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
LPCWSTR g_pszAdminAccountName = NULL;
|
|
|
|
LPCWSTR GetAdminAccountName(void)
|
|
{
|
|
if (g_pszAdminAccountName == NULL)
|
|
{
|
|
PSID pSidAdmin;
|
|
|
|
if (BuildAccountSidFromRid(NULL,
|
|
DOMAIN_USER_RID_ADMIN,
|
|
&pSidAdmin) == ERROR_SUCCESS)
|
|
{
|
|
WCHAR szAdminAccountName[UNLEN + 1];
|
|
WCHAR szDomain[DNLEN + 1];
|
|
DWORD cchAdminAccountName;
|
|
DWORD cchDomain;
|
|
SID_NAME_USE eUse;
|
|
|
|
cchAdminAccountName = ARRAYSIZE(szAdminAccountName);
|
|
cchDomain = ARRAYSIZE(szDomain);
|
|
|
|
if (LookupAccountSidW(NULL,
|
|
pSidAdmin,
|
|
szAdminAccountName,
|
|
&cchAdminAccountName,
|
|
szDomain,
|
|
&cchDomain,
|
|
&eUse))
|
|
{
|
|
LPWSTR psz;
|
|
DWORD cch;
|
|
|
|
ASSERT(szAdminAccountName[0] != L'\0');
|
|
|
|
cch = lstrlenW(szAdminAccountName) + 1;
|
|
psz = (LPWSTR)LocalAlloc(LPTR, cch * sizeof(WCHAR));
|
|
if (psz)
|
|
{
|
|
if (InterlockedCompareExchangePointer((void**)&g_pszAdminAccountName, psz, NULL))
|
|
{
|
|
// someone else beat us to initing g_pszAdminAccountName, free ours
|
|
LocalFree(psz);
|
|
psz = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
LocalFree(pSidAdmin);
|
|
}
|
|
}
|
|
|
|
return g_pszAdminAccountName;
|
|
}
|
|
|
|
BOOL FreeAdminAccountName()
|
|
{
|
|
BOOL bRet = FALSE;
|
|
LPWSTR psz = (LPWSTR)InterlockedExchangePointer((void **)&g_pszAdminAccountName, NULL);
|
|
|
|
if (psz)
|
|
{
|
|
LocalFree(psz);
|
|
bRet = TRUE;
|
|
}
|
|
|
|
return bRet;
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::get_AccountName(VARIANT varAccount, VARIANT* pvar)
|
|
{
|
|
DWORD dwRID = 0;
|
|
LPCWSTR pszName = NULL;
|
|
|
|
if (NULL == pvar)
|
|
return E_POINTER;
|
|
|
|
switch (varAccount.vt)
|
|
{
|
|
case VT_I4:
|
|
case VT_UI4:
|
|
dwRID = varAccount.ulVal;
|
|
break;
|
|
|
|
case VT_BSTR:
|
|
if (0 == StrCmpIW(varAccount.bstrVal, L"Guest"))
|
|
dwRID = DOMAIN_USER_RID_GUEST;
|
|
else if (0 == StrCmpIW(varAccount.bstrVal, L"Administrator"))
|
|
dwRID = DOMAIN_USER_RID_ADMIN;
|
|
else
|
|
return E_INVALIDARG;
|
|
break;
|
|
|
|
default:
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
switch (dwRID)
|
|
{
|
|
case DOMAIN_USER_RID_GUEST:
|
|
pszName = GetGuestAccountName();
|
|
break;
|
|
|
|
case DOMAIN_USER_RID_ADMIN:
|
|
pszName = GetAdminAccountName();
|
|
break;
|
|
|
|
default:
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
pvar->vt = VT_BSTR;
|
|
pvar->bstrVal = SysAllocString(pszName);
|
|
|
|
return(S_OK);
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::TurnOffComputer()
|
|
{
|
|
HRESULT hr;
|
|
CLogonIPC objLogon;
|
|
|
|
if (!objLogon.IsLogonServiceAvailable())
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (objLogon.TurnOffComputer ())
|
|
hr = S_OK;
|
|
else
|
|
hr = E_FAIL;
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::UndockComputer()
|
|
{
|
|
HRESULT hr;
|
|
CLogonIPC objLogon;
|
|
|
|
if (!objLogon.IsLogonServiceAvailable())
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (objLogon.EjectComputer())
|
|
hr = S_OK;
|
|
else
|
|
hr = E_FAIL;
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::SignalUIHostFailure()
|
|
{
|
|
CLogonIPC objLogon;
|
|
|
|
if (!objLogon.IsLogonServiceAvailable())
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
objLogon.SignalUIHostFailure ();
|
|
return S_OK;
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::AllowExternalCredentials()
|
|
|
|
{
|
|
CLogonIPC objLogon;
|
|
|
|
if (!objLogon.IsLogonServiceAvailable())
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (!objLogon.AllowExternalCredentials ())
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
else
|
|
{
|
|
return S_OK;
|
|
}
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::RequestExternalCredentials()
|
|
{
|
|
CLogonIPC objLogon;
|
|
|
|
if (!objLogon.IsLogonServiceAvailable())
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
objLogon.RequestExternalCredentials ();
|
|
return S_OK;
|
|
}
|
|
|
|
STDMETHODIMP CLocalMachine::LogonWithExternalCredentials(BSTR pstrUsername, BSTR pstrDomain, BSTR pstrPassword, VARIANT_BOOL* pbRet)
|
|
{
|
|
HRESULT hr;
|
|
CLogonIPC objLogon;
|
|
TCHAR szUsername[UNLEN + 1];
|
|
TCHAR szDomain[DNLEN + 1];
|
|
TCHAR szPassword[PWLEN + 1];
|
|
|
|
if (pstrUsername)
|
|
{
|
|
StringCchCopy(szUsername, ARRAYSIZE(szUsername), pstrUsername);
|
|
}
|
|
else
|
|
{
|
|
szUsername[0] = TEXT('\0');
|
|
}
|
|
|
|
if (pstrDomain)
|
|
{
|
|
StringCchCopy(szDomain, ARRAYSIZE(szDomain), pstrDomain);
|
|
}
|
|
else
|
|
{
|
|
szDomain[0] = TEXT('\0');
|
|
}
|
|
|
|
if (pstrPassword)
|
|
{
|
|
StringCchCopy(szPassword, ARRAYSIZE(szPassword), pstrPassword);
|
|
}
|
|
else
|
|
{
|
|
szPassword[0] = TEXT('\0');
|
|
}
|
|
|
|
if (!objLogon.IsLogonServiceAvailable())
|
|
{
|
|
*pbRet = VARIANT_FALSE;
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
if (objLogon.LogUserOn(szUsername, szDomain, szPassword))
|
|
{
|
|
*pbRet = VARIANT_TRUE;
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
*pbRet = VARIANT_FALSE;
|
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
// CLocalMachine::InitiateInteractiveLogon
|
|
//
|
|
// Arguments: pstrUsername = User name.
|
|
// pstrDomain = Domain.
|
|
// pstrPassword = Password (in clear text).
|
|
// pbRet = Result (returned).
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
// Purpose: Send a request for interactive logon using CInteractiveLogon.
|
|
// It's magic. I don't care how it works.
|
|
//
|
|
// History: 2000-12-06 vtan created
|
|
// --------------------------------------------------------------------------
|
|
|
|
STDMETHODIMP CLocalMachine::InitiateInteractiveLogon(BSTR pstrUsername, BSTR pstrDomain, BSTR pstrPassword, DWORD dwTimeout, VARIANT_BOOL* pbRet)
|
|
|
|
{
|
|
DWORD dwErrorCode;
|
|
|
|
dwErrorCode = CInteractiveLogon::Initiate(pstrUsername, pstrDomain, pstrPassword, dwTimeout);
|
|
*pbRet = (ERROR_SUCCESS == dwErrorCode) ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return(HRESULT_FROM_WIN32(dwErrorCode));
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
// CLocalMachine::RefreshStartMenu
|
|
//
|
|
// Arguments: <none>
|
|
//
|
|
// Returns: <none>
|
|
//
|
|
// Purpose: Finds the shell tray window and sends it a message to refresh
|
|
// its contents.
|
|
//
|
|
// History: 2000-08-01 vtan created
|
|
// --------------------------------------------------------------------------
|
|
|
|
void CLocalMachine::RefreshStartMenu (void)
|
|
|
|
{
|
|
HWND hwndTray;
|
|
|
|
hwndTray = FindWindow(TEXT("Shell_TrayWnd"), NULL);
|
|
if (hwndTray != NULL)
|
|
{
|
|
TBOOL(PostMessage(hwndTray, TM_REFRESH, 0, 0));
|
|
}
|
|
}
|
|
|
|
CLocalMachine::CLocalMachine() : _cRef(1), CIDispatchHelper(&IID_ILocalMachine, &LIBID_SHGINALib)
|
|
{
|
|
DllAddRef();
|
|
}
|
|
|
|
|
|
CLocalMachine::~CLocalMachine()
|
|
{
|
|
ASSERT(_cRef == 0);
|
|
DllRelease();
|
|
}
|
|
|
|
|
|
STDAPI CLocalMachine_Create(REFIID riid, LPVOID* ppv)
|
|
{
|
|
HRESULT hr = E_OUTOFMEMORY;
|
|
CLocalMachine* pLocalMachine = new CLocalMachine();
|
|
|
|
if (pLocalMachine)
|
|
{
|
|
hr = pLocalMachine->QueryInterface(riid, ppv);
|
|
pLocalMachine->Release();
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|