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1112 lines
30 KiB
1112 lines
30 KiB
//
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// ident.cpp - implementation of CIdentity class
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//
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#include "private.h"
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#include "multiusr.h"
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#include "multiui.h"
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#include "strconst.h"
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#include "resource.h"
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#include "mluisup.h"
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extern HINSTANCE g_hInst;
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BOOL g_fReleasedMutex = true;
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//
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// Constructor / destructor
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//
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CUserIdentityManager::CUserIdentityManager()
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{
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m_cRef = 1;
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m_fWndRegistered = FALSE;
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m_hwnd = NULL;
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m_pAdviseRegistry = NULL;
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InitializeCriticalSection(&m_rCritSect);
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DllAddRef();
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}
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CUserIdentityManager::~CUserIdentityManager()
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{
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if (m_pAdviseRegistry)
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m_pAdviseRegistry->Release();
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DeleteCriticalSection(&m_rCritSect);
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DllRelease();
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}
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//
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// IUnknown members
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//
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STDMETHODIMP CUserIdentityManager::QueryInterface(
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REFIID riid, void **ppv)
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{
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if (NULL == ppv)
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{
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return E_INVALIDARG;
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}
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*ppv=NULL;
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// Validate requested interface
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if (IID_IUnknown == riid)
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{
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*ppv = (IUserIdentityManager *)this;
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}
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else if (IID_IUserIdentityManager == riid)
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{
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*ppv = (IUserIdentityManager *)this;
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}
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else if (IID_IConnectionPoint == riid)
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{
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*ppv = (IConnectionPoint *)this;
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}
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else if (IID_IPrivateIdentityManager == riid)
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{
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*ppv = (IPrivateIdentityManager *)this;
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}
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else if (IID_IPrivateIdentityManager2 == riid)
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{
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*ppv = (IPrivateIdentityManager2 *)this;
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}
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// Addref through the interface
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if (NULL != *ppv) {
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((LPUNKNOWN)*ppv)->AddRef();
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return S_OK;
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}
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return E_NOINTERFACE;
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}
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STDMETHODIMP_(ULONG) CUserIdentityManager::AddRef()
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{
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return ++m_cRef;
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}
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STDMETHODIMP_(ULONG) CUserIdentityManager::Release()
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{
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if (0L != --m_cRef)
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return m_cRef;
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delete this;
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return 0L;
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}
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STDMETHODIMP CUserIdentityManager::CreateIdentity(WCHAR *pszName, IUserIdentity **ppIdentity)
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{
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return CreateIdentity2(pszName, NULL, ppIdentity);
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}
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STDMETHODIMP CUserIdentityManager::CreateIdentity2(WCHAR *pszName, WCHAR *pszPassword, IUserIdentity **ppIdentity)
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{
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CUserIdentity *pIdentity;
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HRESULT hr;
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TCHAR szName[CCH_IDENTITY_NAME_MAX_LENGTH+1];
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*ppIdentity = NULL;
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if (MU_IdentitiesDisabled())
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return E_IDENTITIES_DISABLED;
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if (WideCharToMultiByte(CP_ACP, 0, pszName, -1, szName, CCH_IDENTITY_NAME_MAX_LENGTH, NULL, NULL) == 0)
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return GetLastError();
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if (MU_UsernameExists(szName))
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return E_IDENTITY_EXISTS;
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pIdentity = new CUserIdentity;
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Assert(pIdentity);
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if (!pIdentity)
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return E_OUTOFMEMORY;
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hr = pIdentity->SetName(pszName);
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if (SUCCEEDED(hr))
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{
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if (pszPassword)
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{
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hr = pIdentity->SetPassword(pszPassword);
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}
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}
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if (SUCCEEDED(hr))
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{
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*ppIdentity = pIdentity;
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}
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else
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{
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pIdentity->Release();
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}
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PostMessage(HWND_BROADCAST, WM_IDENTITY_INFO_CHANGED, 0, IIC_IDENTITY_ADDED);
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return hr;
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}
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STDMETHODIMP CUserIdentityManager::ConfirmPassword(GUID *uidCookie, WCHAR *pszPassword)
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{
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TCHAR szPwd[CCH_USERPASSWORD_MAX_LENGTH+1];
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HRESULT hr = E_FAIL;
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USERINFO userInfo;
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if (WideCharToMultiByte(CP_ACP, 0, pszPassword, -1, szPwd, CCH_USERPASSWORD_MAX_LENGTH, NULL, NULL) == 0)
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return E_FAIL;
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if (MU_GetUserInfo(uidCookie, &userInfo))
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{
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if (userInfo.fPasswordValid)
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{
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if (!userInfo.fUsePassword)
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userInfo.szPassword[0] = 0;
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if (lstrcmp(szPwd, userInfo.szPassword) == 0)
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hr = S_OK;
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else
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hr = E_FAIL;
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}
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else
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{
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hr = E_FAIL;
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}
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}
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return hr;
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}
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STDMETHODIMP CUserIdentityManager::DestroyIdentity(GUID *uidCookie)
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{
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if (MU_IdentitiesDisabled())
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return E_IDENTITIES_DISABLED;
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return MU_DeleteUser(uidCookie);
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}
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STDMETHODIMP CUserIdentityManager::EnumIdentities(IEnumUserIdentity **ppEnumIdentity)
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{
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CEnumUserIdentity *pEnumIdentity;
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*ppEnumIdentity = NULL;
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pEnumIdentity = new CEnumUserIdentity;
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if (!pEnumIdentity)
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return E_OUTOFMEMORY;
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*ppEnumIdentity = pEnumIdentity;
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return S_OK;
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}
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STDMETHODIMP CUserIdentityManager::SetDefaultIdentity(GUID *puidCookie)
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{
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if (MU_IdentitiesDisabled())
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return E_IDENTITIES_DISABLED;
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return MU_MakeDefaultUser(puidCookie);
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}
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STDMETHODIMP CUserIdentityManager::GetDefaultIdentity(GUID *puidCookie)
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{
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if (MU_IdentitiesDisabled())
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return E_IDENTITIES_DISABLED;
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return MU_GetDefaultUserID(puidCookie) ? S_OK : S_FALSE;
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}
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STDMETHODIMP CUserIdentityManager::ManageIdentities(HWND hwndParent, DWORD dwFlags)
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{
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TCHAR szUsername[CCH_USERNAME_MAX_LENGTH+1];
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if (MU_IdentitiesDisabled())
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return E_IDENTITIES_DISABLED;
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*szUsername = 0;
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MU_ManageUsers(hwndParent, szUsername, dwFlags);
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// if the user created a new user and said they want to switch to them now,
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// we should do so.
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if (*szUsername)
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{
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BOOL fGotUser;
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USERINFO rUser;
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GUID uidUserID;
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HRESULT hr;
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fGotUser = MU_GetUserInfo(NULL, &rUser);
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if (!fGotUser)
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{
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*rUser.szUsername = 0;
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ZeroMemory(&rUser.uidUserID, sizeof(GUID));
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}
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MU_UsernameToUserId(szUsername, &uidUserID);
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if (FAILED(hr = _SwitchToUser(&rUser.uidUserID, &uidUserID)))
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{
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SetForegroundWindow(hwndParent);
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if (hr != E_USER_CANCELLED)
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MU_ShowErrorMessage(hwndParent, idsSwitchCancelled, idsSwitchCancelCaption);
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}
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}
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return S_OK;
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}
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STDMETHODIMP CUserIdentityManager::_PersistChangingIdentities()
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{
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HRESULT hr = E_FAIL;
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HKEY hKeyIdentities = NULL;
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if (ERROR_SUCCESS != RegOpenKey(HKEY_CURRENT_USER, c_szRegRoot, &hKeyIdentities))
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{
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goto exit;
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}
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if (ERROR_SUCCESS != RegSetValueEx(hKeyIdentities, c_szOutgoingID, 0, REG_BINARY, (LPBYTE)&g_uidOldUserId, sizeof(GUID)))
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{
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goto exit;
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}
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if (ERROR_SUCCESS != RegSetValueEx(hKeyIdentities, c_szIncomingID, 0, REG_BINARY, (LPBYTE)&g_uidNewUserId, sizeof(GUID)))
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{
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goto exit;
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}
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if (ERROR_SUCCESS != RegSetValueEx(hKeyIdentities, c_szChanging, 0, REG_BINARY, (LPBYTE)&g_fNotifyComplete, sizeof(g_fNotifyComplete)))
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{
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goto exit;
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}
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hr = S_OK;
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exit:
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if (hKeyIdentities)
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{
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RegCloseKey(hKeyIdentities);
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}
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return hr;
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}
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STDMETHODIMP CUserIdentityManager::_LoadChangingIdentities()
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{
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HRESULT hr = E_FAIL;
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HKEY hKeyIdentities = NULL;
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DWORD dwType, dwSize;
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if (ERROR_SUCCESS != RegOpenKey(HKEY_CURRENT_USER, c_szRegRoot, &hKeyIdentities))
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{
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goto exit;
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}
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dwType = REG_BINARY;
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dwSize = sizeof(GUID);
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if (ERROR_SUCCESS != RegQueryValueEx(hKeyIdentities, c_szOutgoingID, 0, &dwType, (LPBYTE)&g_uidOldUserId, &dwSize))
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{
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goto exit;
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}
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dwSize = sizeof(GUID);
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if (ERROR_SUCCESS != RegQueryValueEx(hKeyIdentities, c_szIncomingID, 0, &dwType, (LPBYTE)&g_uidNewUserId, &dwSize))
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{
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goto exit;
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}
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dwSize = sizeof(g_fNotifyComplete);
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if (ERROR_SUCCESS != RegQueryValueEx(hKeyIdentities, c_szChanging, 0, &dwType, (LPBYTE)&g_fNotifyComplete, &dwSize))
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{
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goto exit;
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}
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hr = S_OK;
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exit:
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if (FAILED(hr))
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{
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g_uidOldUserId = GUID_NULL;
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g_uidNewUserId = GUID_NULL;
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g_fNotifyComplete = TRUE;
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}
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if (hKeyIdentities)
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{
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RegCloseKey(hKeyIdentities);
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}
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return hr;
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}
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STDMETHODIMP CUserIdentityManager::ClearChangingIdentities()
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{
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HRESULT hr = E_FAIL;
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HKEY hKeyIdentities = NULL;
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if (ERROR_SUCCESS != RegOpenKey(HKEY_CURRENT_USER, c_szRegRoot, &hKeyIdentities))
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{
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goto exit;
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}
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RegDeleteValue(hKeyIdentities, c_szChanging);
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RegDeleteValue(hKeyIdentities, c_szIncomingID);
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RegDeleteValue(hKeyIdentities, c_szOutgoingID);
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hr = S_OK;
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exit:
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if (hKeyIdentities)
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{
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RegCloseKey(hKeyIdentities);
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}
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return hr;
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}
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STDMETHODIMP CUserIdentityManager::Logon(HWND hwndParent, DWORD dwFlags, IUserIdentity **ppIdentity)
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{
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CUserIdentity *pIdentity;
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HRESULT hr = E_FAIL;
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USERINFO rUser;
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GUID uidUserID, uidNewUserID;
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BOOL fGotUser;
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TCHAR szOldUsername[CCH_USERNAME_MAX_LENGTH+1], szLogoffName[CCH_USERNAME_MAX_LENGTH+1];
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TCHAR szRes[MAX_PATH];
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// if identities are disabled, always return the default identity.
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// if they are forcing the UI, return an error, otherwise succeed and
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// send the message back that identities are disabled.
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if (MU_IdentitiesDisabled())
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{
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if (!!(dwFlags & UIL_FORCE_UI))
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return E_IDENTITIES_DISABLED;
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hr = GetIdentityByCookie((GUID *)&UID_GIBC_DEFAULT_USER, ppIdentity);
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return (SUCCEEDED(hr) ? S_IDENTITIES_DISABLED : hr);
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}
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if (!g_hMutex)
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return E_UNEXPECTED;
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_LoadChangingIdentities();
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if (g_uidOldUserId != GUID_NULL || g_uidNewUserId != GUID_NULL)
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{
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// we are in the middle of a switch
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if (!g_fNotifyComplete)
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{
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// and we are not done checking to see if a switch is ok.
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if (!!(dwFlags & UIL_FORCE_UI)) //if its a force ui, then just fail.
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return E_IDENTITY_CHANGING;
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//otherwise, we need to do something here, but since they could be
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//calling Login from the notifier proc, this could create a deadlock,
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//but returning either the old or the new could be wrong. Return the
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//same error here unless we can come up with a better solution.
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return E_IDENTITY_CHANGING;
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}
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}
|
|
|
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DWORD dwWaitResult;
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dwWaitResult = WaitForSingleObject(g_hMutex, 5000);
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g_fReleasedMutex = false;
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if (dwWaitResult == WAIT_TIMEOUT)
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{
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char szMsg[255], szTitle[63];
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|
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// someone else seems to have a login dialog up. Notify the user
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// about this problem and bail.
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if (!!(dwFlags & UIL_FORCE_UI))
|
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{
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MLLoadStringA(idsSwitchInProgressSwitch, szMsg, ARRAYSIZE(szMsg));
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MLLoadStringA(idsSwitchIdentities, szTitle, ARRAYSIZE(szTitle));
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}
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else
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{
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MLLoadStringA(idsSwitchInProgressLaunch, szMsg, ARRAYSIZE(szMsg));
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MLLoadStringA(idsIdentityLogin, szTitle, ARRAYSIZE(szTitle));
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}
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MessageBox(hwndParent, szMsg, szTitle, MB_OK | MB_ICONEXCLAMATION | MB_SYSTEMMODAL);
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return E_UNEXPECTED;
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}
|
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|
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*ppIdentity = NULL;
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fGotUser = MU_GetUserInfo(NULL, &rUser);
|
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if (!fGotUser)
|
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{
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*rUser.szUsername = 0;
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ZeroMemory(&rUser.uidUserID, sizeof(GUID));
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}
|
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lstrcpy(szOldUsername, rUser.szUsername);
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|
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// if we don't have to do the UI and there is a current
|
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// user, then just return that identity
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if (!(dwFlags & UIL_FORCE_UI) && fGotUser)
|
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{
|
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pIdentity = new CUserIdentity;
|
|
|
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if (!pIdentity)
|
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hr = E_OUTOFMEMORY;
|
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|
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if (pIdentity && SUCCEEDED(hr = pIdentity->InitFromUsername(rUser.szUsername)))
|
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*ppIdentity = pIdentity;
|
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}
|
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else
|
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{
|
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if (0 == *rUser.szUsername)
|
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{
|
|
GUID uidStart;
|
|
|
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MU_GetLoginOption(&uidStart);
|
|
if (GUID_NULL != uidStart)
|
|
{
|
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MU_GetUserInfo(&uidStart, &rUser);
|
|
rUser.uidUserID = GUID_NULL;
|
|
|
|
}
|
|
}
|
|
|
|
if (MU_Login(hwndParent, dwFlags, rUser.szUsername))
|
|
{
|
|
MLLoadStringA(idsLogoff, szLogoffName, sizeof(szLogoffName));
|
|
if (lstrcmp(szLogoffName, rUser.szUsername) == 0)
|
|
{
|
|
MLLoadStringA(idsConfirmLogoff, szRes, sizeof(szRes));
|
|
|
|
if (MessageBox(hwndParent, szRes, szLogoffName, MB_YESNO) == IDYES)
|
|
{
|
|
ReleaseMutex(g_hMutex);
|
|
g_fReleasedMutex = true;
|
|
Logoff(hwndParent);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
pIdentity = new CUserIdentity;
|
|
if (pIdentity)
|
|
{
|
|
hr = pIdentity->InitFromUsername(rUser.szUsername);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
pIdentity->GetCookie(&uidNewUserID);
|
|
|
|
hr = _SwitchToUser(&rUser.uidUserID, &uidNewUserID);
|
|
*ppIdentity = pIdentity;
|
|
}
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
UINT iMsgId = idsSwitchCancelled;
|
|
|
|
pIdentity->Release();
|
|
*ppIdentity = NULL;
|
|
|
|
SetForegroundWindow(hwndParent);
|
|
|
|
// could switch on some error codes to set iMsgId to
|
|
// other error messages. For now, skip showing the
|
|
// message if a user did the cancelling
|
|
if (hr != E_USER_CANCELLED)
|
|
MU_ShowErrorMessage(hwndParent, iMsgId, idsSwitchCancelCaption);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
hr = E_USER_CANCELLED;
|
|
}
|
|
|
|
if (!g_fReleasedMutex)
|
|
ReleaseMutex(g_hMutex);
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
STDMETHODIMP CUserIdentityManager::Logoff(HWND hwndParent)
|
|
{
|
|
GUID uidToID = GUID_NULL;
|
|
HRESULT hr;
|
|
USERINFO rUser;
|
|
BOOL fGotUser;
|
|
|
|
if (!g_hMutex)
|
|
return E_UNEXPECTED;
|
|
|
|
DWORD dwWaitResult;
|
|
dwWaitResult = WaitForSingleObject(g_hMutex, INFINITE);
|
|
|
|
if (dwWaitResult != WAIT_OBJECT_0)
|
|
return E_UNEXPECTED;
|
|
|
|
fGotUser = MU_GetUserInfo(NULL, &rUser);
|
|
if (!fGotUser)
|
|
rUser.uidUserID = GUID_NULL;
|
|
|
|
// switch to the null user
|
|
hr = _SwitchToUser(&rUser.uidUserID, &uidToID);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
UINT iMsgId = idsLogoutCancelled;
|
|
|
|
SetForegroundWindow(hwndParent);
|
|
|
|
// could switch on some error codes to set iMsgId to
|
|
// other error messages. For now, skip showing the
|
|
// message if a user did the cancelling
|
|
if (hr != E_USER_CANCELLED)
|
|
MU_ShowErrorMessage(hwndParent, iMsgId, idsSwitchCancelCaption);
|
|
}
|
|
|
|
ReleaseMutex(g_hMutex);
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::_SwitchToUser(GUID *puidFromUser, GUID *puidToUser)
|
|
{
|
|
TCHAR szUsername[CCH_USERNAME_MAX_LENGTH+1] = "";
|
|
HRESULT hr;
|
|
|
|
// switching to the same user is automatically OK.
|
|
if (*puidFromUser == *puidToUser)
|
|
return S_OK;
|
|
|
|
// Set up the from and to users
|
|
g_uidOldUserId = *puidFromUser;
|
|
g_uidNewUserId = *puidToUser;
|
|
g_fNotifyComplete = FALSE;
|
|
_PersistChangingIdentities();
|
|
if (*puidToUser != GUID_NULL)
|
|
MU_UserIdToUsername(puidToUser, szUsername, CCH_USERNAME_MAX_LENGTH);
|
|
|
|
// Notify window's that a switch is coming
|
|
if (SUCCEEDED(hr = _QueryProcessesCanSwitch()))
|
|
{
|
|
if (SUCCEEDED(hr = MU_SwitchToUser(szUsername)))
|
|
{
|
|
if (!g_fReleasedMutex)
|
|
{
|
|
g_fReleasedMutex = true;
|
|
g_fNotifyComplete = true;
|
|
ReleaseMutex(g_hMutex);
|
|
}
|
|
_NotifyIdentitiesSwitched();
|
|
}
|
|
}
|
|
g_fNotifyComplete = TRUE;
|
|
|
|
// clear these back out again
|
|
g_uidOldUserId = GUID_NULL;
|
|
g_uidNewUserId = GUID_NULL;
|
|
ClearChangingIdentities();
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::GetIdentityByCookie(GUID *uidCookie, IUserIdentity **ppIdentity)
|
|
{
|
|
CUserIdentity *pIdentity;
|
|
HRESULT hr = E_IDENTITY_NOT_FOUND;
|
|
GUID uidUserCookie = *uidCookie;
|
|
|
|
*ppIdentity = NULL;
|
|
|
|
if (MU_IdentitiesDisabled())
|
|
{
|
|
// if disabled, they can only get the default identity.
|
|
// if asking for the current, they will get the defalt.
|
|
// if asking for default by the constant or the default's guid, then succeed.
|
|
// otherwise return an error.
|
|
if (!MU_GetDefaultUserID(&uidUserCookie))
|
|
return E_IDENTITY_NOT_FOUND;
|
|
|
|
if (UID_GIBC_CURRENT_USER == uidUserCookie)
|
|
uidUserCookie = UID_GIBC_DEFAULT_USER;
|
|
|
|
if (!(uidUserCookie == uidUserCookie || UID_GIBC_DEFAULT_USER == uidUserCookie))
|
|
return E_IDENTITIES_DISABLED;
|
|
}
|
|
|
|
|
|
if (uidUserCookie == UID_GIBC_DEFAULT_USER)
|
|
{
|
|
if (!MU_GetDefaultUserID(&uidUserCookie))
|
|
return E_IDENTITY_NOT_FOUND;
|
|
}
|
|
else if (uidUserCookie == UID_GIBC_CURRENT_USER)
|
|
{
|
|
if (!MU_GetCurrentUserID(&uidUserCookie))
|
|
return E_NO_CURRENT_IDENTITY;
|
|
}
|
|
else if (uidUserCookie == UID_GIBC_OUTGOING_USER)
|
|
{
|
|
_LoadChangingIdentities();
|
|
if (g_uidOldUserId == GUID_NULL)
|
|
return E_IDENTITY_NOT_FOUND;
|
|
else
|
|
uidUserCookie = g_uidOldUserId;
|
|
}
|
|
else if (uidUserCookie == UID_GIBC_INCOMING_USER)
|
|
{
|
|
_LoadChangingIdentities();
|
|
if (g_uidNewUserId == GUID_NULL)
|
|
return E_IDENTITY_NOT_FOUND;
|
|
else
|
|
uidUserCookie = g_uidNewUserId;
|
|
}
|
|
|
|
pIdentity = new CUserIdentity;
|
|
if (pIdentity)
|
|
{
|
|
hr = pIdentity->InitFromCookie(&uidUserCookie);
|
|
|
|
if (SUCCEEDED(hr))
|
|
*ppIdentity = pIdentity;
|
|
else
|
|
{
|
|
// Cleanup
|
|
delete pIdentity;
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::GetConnectionInterface(IID *pIID)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::GetConnectionPointContainer(IConnectionPointContainer **ppCPC)
|
|
{
|
|
*ppCPC = NULL;
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::Advise(IUnknown *pUnkSink, DWORD *pdwCookie)
|
|
{
|
|
HRESULT hr;
|
|
EnterCriticalSection(&m_rCritSect);
|
|
|
|
AddRef();
|
|
|
|
if (!m_pAdviseRegistry)
|
|
m_pAdviseRegistry = new CNotifierList;
|
|
Assert(m_pAdviseRegistry);
|
|
|
|
if (m_pAdviseRegistry)
|
|
{
|
|
if (!m_fWndRegistered)
|
|
_CreateWindowClass();
|
|
|
|
hr = m_pAdviseRegistry->Add(pUnkSink, pdwCookie);
|
|
}
|
|
else
|
|
hr = E_OUTOFMEMORY;
|
|
|
|
LeaveCriticalSection(&m_rCritSect);
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::Unadvise(DWORD dwCookie)
|
|
{
|
|
HRESULT hr;
|
|
|
|
EnterCriticalSection(&m_rCritSect);
|
|
if (m_pAdviseRegistry)
|
|
{
|
|
hr = m_pAdviseRegistry->RemoveCookie(dwCookie);
|
|
}
|
|
else
|
|
hr = E_FAIL;
|
|
|
|
LeaveCriticalSection(&m_rCritSect);
|
|
|
|
Release();
|
|
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::EnumConnections(IEnumConnections **ppEnum)
|
|
{
|
|
*ppEnum = NULL;
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::QuerySwitchIdentities()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
DWORD dwLength, dwIndex;
|
|
|
|
if (!m_pAdviseRegistry)
|
|
return S_OK;
|
|
|
|
TraceCall("Identity - CUserIdentityManager::QuerySwitchIdentities");
|
|
|
|
dwLength = m_pAdviseRegistry->GetLength();
|
|
|
|
for (dwIndex = 0; dwIndex < dwLength; dwIndex++)
|
|
{
|
|
IUnknown *punk;
|
|
IIdentityChangeNotify *pICNotify;
|
|
if (SUCCEEDED(m_pAdviseRegistry->GetAtIndex(dwIndex, &punk)) && punk)
|
|
{
|
|
if (SUCCEEDED(punk->QueryInterface(IID_IIdentityChangeNotify, (void **)&pICNotify)) && pICNotify)
|
|
{
|
|
if (FAILED(hr = pICNotify->QuerySwitchIdentities()))
|
|
{
|
|
punk->Release();
|
|
pICNotify->Release();
|
|
goto exit;
|
|
}
|
|
pICNotify->Release();
|
|
}
|
|
punk->Release();
|
|
}
|
|
}
|
|
exit:
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::NotifySwitchIdentities()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
DWORD dwLength, dwIndex;
|
|
|
|
if (!m_pAdviseRegistry)
|
|
return S_OK;
|
|
|
|
TraceCall("Identity - CUserIdentityManager::NotifySwitchIdentities");
|
|
|
|
dwLength = m_pAdviseRegistry->GetLength();
|
|
|
|
for (dwIndex = 0; dwIndex < dwLength; dwIndex++)
|
|
{
|
|
IUnknown *punk;
|
|
IIdentityChangeNotify *pICNotify;
|
|
if (SUCCEEDED(m_pAdviseRegistry->GetAtIndex(dwIndex, &punk)) && punk)
|
|
{
|
|
if (SUCCEEDED(punk->QueryInterface(IID_IIdentityChangeNotify, (void **)&pICNotify)) && pICNotify)
|
|
{
|
|
if (FAILED(hr = pICNotify->SwitchIdentities()))
|
|
{
|
|
punk->Release();
|
|
pICNotify->Release();
|
|
goto exit;
|
|
}
|
|
pICNotify->Release();
|
|
}
|
|
punk->Release();
|
|
}
|
|
}
|
|
exit:
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::_QueryProcessesCanSwitch()
|
|
{
|
|
HWND hWnd, hNextWnd = NULL;
|
|
LRESULT lResult;
|
|
HWND *prghwnd = NULL;
|
|
DWORD chwnd = 0, cAllocHwnd = 0, dw;
|
|
HRESULT hr;
|
|
|
|
TraceCall("Identity - CUserIdentityManager::_QueryProcessesCanSwitch");
|
|
|
|
cAllocHwnd = 10;
|
|
if (!MemAlloc((LPVOID*)(&prghwnd), cAllocHwnd * sizeof(HWND)))
|
|
return E_OUTOFMEMORY;
|
|
|
|
hWnd = GetTopWindow(NULL);
|
|
while (hWnd)
|
|
{
|
|
hNextWnd = GetNextWindow(hWnd, GW_HWNDNEXT);
|
|
|
|
if (!IsWindowVisible(hWnd))
|
|
{
|
|
TCHAR szWndClassName[255];
|
|
|
|
GetClassName(hWnd, szWndClassName, sizeof(szWndClassName));
|
|
|
|
if (lstrcmp(szWndClassName, c_szNotifyWindowClass) == 0)
|
|
{
|
|
if (chwnd == cAllocHwnd)
|
|
{
|
|
cAllocHwnd += 10;
|
|
if (!MemRealloc((LPVOID*)(&prghwnd), cAllocHwnd * sizeof(HWND)))
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
}
|
|
prghwnd[chwnd++] = hWnd;
|
|
}
|
|
}
|
|
|
|
hWnd = hNextWnd;
|
|
}
|
|
|
|
hr = S_OK;
|
|
for (dw = 0; dw < chwnd; dw++)
|
|
{
|
|
if (IsWindow(prghwnd[dw]))
|
|
{
|
|
lResult = SendMessage(prghwnd[dw], WM_QUERY_IDENTITY_CHANGE, 0, 0);
|
|
if (FAILED((HRESULT)lResult))
|
|
{
|
|
hr = (HRESULT)lResult;
|
|
goto exit;
|
|
}
|
|
}
|
|
}
|
|
exit:
|
|
MemFree(prghwnd);
|
|
prghwnd = NULL;
|
|
return hr;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::_NotifyIdentitiesSwitched()
|
|
{
|
|
HWND hWnd, hNextWnd = NULL;
|
|
LRESULT lResult;
|
|
HWND *prghwnd = NULL;
|
|
DWORD chwnd = 0, cAllocHwnd = 0, dw;
|
|
|
|
TraceCall("Identity - CUserIdentityManager::_NotifyIdentitiesSwitched");
|
|
|
|
cAllocHwnd = 10;
|
|
if (!MemAlloc((LPVOID*)(&prghwnd), cAllocHwnd * sizeof(HWND)))
|
|
return E_OUTOFMEMORY;
|
|
|
|
hWnd = GetTopWindow(NULL);
|
|
while (hWnd)
|
|
{
|
|
hNextWnd = GetNextWindow(hWnd, GW_HWNDNEXT);
|
|
|
|
if (!IsWindowVisible(hWnd))
|
|
{
|
|
TCHAR szWndClassName[255];
|
|
|
|
GetClassName(hWnd, szWndClassName, sizeof(szWndClassName));
|
|
|
|
if (lstrcmp(szWndClassName, c_szNotifyWindowClass) == 0)
|
|
{
|
|
if (chwnd == cAllocHwnd)
|
|
{
|
|
cAllocHwnd += 10;
|
|
if (!MemRealloc((LPVOID*)(&prghwnd), cAllocHwnd * sizeof(HWND)))
|
|
goto exit;
|
|
}
|
|
prghwnd[chwnd++] = hWnd;
|
|
}
|
|
}
|
|
|
|
hWnd = hNextWnd;
|
|
}
|
|
|
|
for (dw = 0; dw < chwnd; dw++)
|
|
{
|
|
DWORD_PTR dwResult;
|
|
if (IsWindow(prghwnd[dw]))
|
|
// lResult = PostMessage(prghwnd[dw], WM_IDENTITY_CHANGED, 0, 0); //Raid 48054
|
|
SendMessageTimeout(prghwnd[dw], WM_IDENTITY_CHANGED, 0, 0, SMTO_ABORTIFHUNG | SMTO_NORMAL, 1500, &dwResult);
|
|
}
|
|
exit:
|
|
MemFree(prghwnd);
|
|
prghwnd = NULL;
|
|
return S_OK;
|
|
}
|
|
|
|
STDMETHODIMP CUserIdentityManager::_CreateWindowClass()
|
|
{
|
|
WNDCLASS wc;
|
|
|
|
if (!m_fWndRegistered) /*set up window class and register it */
|
|
{
|
|
wc.lpszClassName = c_szNotifyWindowClass;
|
|
wc.hInstance = g_hInst;
|
|
wc.lpfnWndProc = CUserIdentityManager::WndProc;
|
|
wc.hCursor = NULL;
|
|
wc.hIcon = NULL;
|
|
wc.lpszMenuName = NULL;
|
|
wc.hbrBackground = NULL;
|
|
wc.style = CS_DBLCLKS;
|
|
wc.cbClsExtra = 0;
|
|
wc.cbWndExtra = 0;
|
|
|
|
if (!RegisterClassA(&wc))
|
|
return E_FAIL;
|
|
|
|
m_fWndRegistered = TRUE;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
LRESULT CALLBACK CUserIdentityManager::WndProc(HWND hWnd, UINT messg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
CNotifierList *pList = NULL;
|
|
HRESULT hr;
|
|
|
|
if (messg == WM_QUERY_IDENTITY_CHANGE ||
|
|
messg == WM_IDENTITY_CHANGED ||
|
|
messg == WM_IDENTITY_INFO_CHANGED)
|
|
{
|
|
#if defined(DEBUG)
|
|
DebugStrf("Identity - CUserIdentityManager::WndProc() called for notification.\r\n");
|
|
#endif
|
|
pList = (CNotifierList *)GetWindowLongPtr(hWnd, GWLP_USERDATA);
|
|
if (pList)
|
|
{
|
|
hr = pList->SendNotification(messg, (DWORD)lParam);
|
|
return hr;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch(messg)
|
|
{
|
|
case WM_CREATE:
|
|
LPCREATESTRUCT pcs;
|
|
|
|
pcs = (LPCREATESTRUCT)lParam;
|
|
SetWindowLongPtr(hWnd, GWLP_USERDATA, (LRESULT)pcs->lpCreateParams);
|
|
return(DefWindowProc(hWnd, messg, wParam, lParam));
|
|
break;
|
|
/*
|
|
case WM_QUERY_IDENTITY_CHANGE:
|
|
case WM_IDENTITY_CHANGED:
|
|
case WM_IDENTITY_INFO_CHANGED:
|
|
DebugStrf("Identity - CUserIdentityManager::WndProc() called for notification.\r\n");
|
|
pList = (CNotifierList *)GetWindowLongPtr(hWnd, GWLP_USERDATA);
|
|
if (pList)
|
|
{
|
|
hr = pList->SendNotification(messg, (DWORD)lParam);
|
|
return hr;
|
|
}
|
|
break;
|
|
*/
|
|
case WM_CLOSE:
|
|
SetWindowLongPtr(hWnd, GWLP_USERDATA, 0);
|
|
return(DefWindowProc(hWnd, messg, wParam, lParam));
|
|
break;
|
|
|
|
default:
|
|
return(DefWindowProc(hWnd, messg, wParam, lParam));
|
|
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
// Logon the specified user.
|
|
// - Checks password
|
|
//----------------------------------------------------------------------------
|
|
STDMETHODIMP CUserIdentityManager::LogonAs(WCHAR *pszName, WCHAR *pszPassword, IUserIdentity **ppIdentity)
|
|
{
|
|
CUserIdentity *pIdentity;
|
|
HRESULT hr = E_FAIL;
|
|
USERINFO rUser;
|
|
GUID uidNewUserID;
|
|
BOOL fGotUser;
|
|
TCHAR szName[CCH_USERNAME_MAX_LENGTH+1];
|
|
|
|
if (WideCharToMultiByte(CP_ACP, 0, pszName, -1, szName, CCH_USERNAME_MAX_LENGTH, NULL, NULL) == 0)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
// if identities are disabled, always return the default identity.
|
|
if (MU_IdentitiesDisabled())
|
|
{
|
|
hr = GetIdentityByCookie((GUID *)&UID_GIBC_DEFAULT_USER, ppIdentity);
|
|
|
|
return (SUCCEEDED(hr) ? S_IDENTITIES_DISABLED : hr);
|
|
}
|
|
|
|
if (!g_hMutex)
|
|
return E_UNEXPECTED;
|
|
|
|
if (g_uidOldUserId != GUID_NULL || g_uidOldUserId != GUID_NULL)
|
|
{
|
|
// we are in the middle of a switch
|
|
if (!g_fNotifyComplete)
|
|
{
|
|
return E_IDENTITY_CHANGING;
|
|
}
|
|
}
|
|
|
|
*ppIdentity = NULL;
|
|
|
|
//
|
|
// Grab info on the current user
|
|
//
|
|
fGotUser = MU_GetUserInfo(NULL, &rUser);
|
|
if (!fGotUser)
|
|
{
|
|
*rUser.szUsername = 0;
|
|
ZeroMemory(&rUser.uidUserID, sizeof(GUID));
|
|
}
|
|
|
|
if (0 == *rUser.szUsername)
|
|
{
|
|
GUID uidStart;
|
|
|
|
MU_GetLoginOption(&uidStart);
|
|
if (GUID_NULL != uidStart)
|
|
{
|
|
MU_GetUserInfo(&uidStart, &rUser);
|
|
rUser.uidUserID = GUID_NULL;
|
|
|
|
}
|
|
}
|
|
|
|
pIdentity = new CUserIdentity;
|
|
if (pIdentity)
|
|
{
|
|
hr = pIdentity->InitFromUsername(szName);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
pIdentity->GetCookie(&uidNewUserID);
|
|
hr= ConfirmPassword(&uidNewUserID, pszPassword);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = _SwitchToUser(&rUser.uidUserID, &uidNewUserID);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
*ppIdentity = pIdentity;
|
|
}
|
|
else
|
|
{
|
|
UINT iMsgId = idsSwitchCancelled;
|
|
|
|
pIdentity->Release();
|
|
*ppIdentity = NULL;
|
|
|
|
// could switch on some error codes to set iMsgId to
|
|
// other error messages. For now, skip showing the
|
|
// message if a user did the cancelling
|
|
if (hr != E_USER_CANCELLED)
|
|
MU_ShowErrorMessage(NULL, iMsgId, idsSwitchCancelCaption);
|
|
}
|
|
} // ConfirmPassword()
|
|
} // InitFromUsername()
|
|
}
|
|
|
|
if (!g_fReleasedMutex)
|
|
ReleaseMutex(g_hMutex);
|
|
|
|
return hr;
|
|
}
|
|
|