/* $Id: VBoxCredProvCredential.cpp 49722 2013-11-29 11:23:41Z vboxsync $ */ /** @file * VBoxCredProvCredential - Class for keeping and handling the passed credentials. */ /* * Copyright (C) 2012 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. */ /******************************************************************************* * Header Files * *******************************************************************************/ #ifndef WIN32_NO_STATUS # include # define WIN32_NO_STATUS #endif #include #include "VBoxCredentialProvider.h" #include "VBoxCredProvProvider.h" #include "VBoxCredProvCredential.h" #include "VBoxCredProvUtils.h" #include #include #include #include VBoxCredProvCredential::VBoxCredProvCredential(void) : m_enmUsageScenario(CPUS_INVALID), m_cRefs(1), m_pEvents(NULL), m_fHaveCreds(false) { VBoxCredProvVerbose(0, "VBoxCredProvCredential: Created\n"); VBoxCredentialProviderAcquire(); RT_BZERO(m_apwszCredentials, sizeof(PRTUTF16) * VBOXCREDPROV_NUM_FIELDS); } VBoxCredProvCredential::~VBoxCredProvCredential(void) { VBoxCredProvVerbose(0, "VBoxCredProvCredential: Destroying\n"); Reset(); VBoxCredentialProviderRelease(); } ULONG VBoxCredProvCredential::AddRef(void) { LONG cRefs = InterlockedIncrement(&m_cRefs); VBoxCredProvVerbose(0, "VBoxCredProvCredential::AddRef: Returning refcount=%ld\n", cRefs); return cRefs; } ULONG VBoxCredProvCredential::Release(void) { LONG cRefs = InterlockedDecrement(&m_cRefs); VBoxCredProvVerbose(0, "VBoxCredProvCredential::Release: Returning refcount=%ld\n", cRefs); if (!cRefs) { VBoxCredProvVerbose(0, "VBoxCredProvCredential: Calling destructor\n"); delete this; } return cRefs; } HRESULT VBoxCredProvCredential::QueryInterface(REFIID interfaceID, void **ppvInterface) { HRESULT hr = S_OK;; if (ppvInterface) { if ( IID_IUnknown == interfaceID || IID_ICredentialProviderCredential == interfaceID) { *ppvInterface = static_cast(this); reinterpret_cast(*ppvInterface)->AddRef(); } else { *ppvInterface = NULL; hr = E_NOINTERFACE; } } else hr = E_INVALIDARG; return hr; } /** * Assigns or copies a RTUTF16 string to a UNICODE_STRING. * * When fCopy is false, this does *not* copy its contents * and only assigns its code points to the destination! * When fCopy is true, the actual string buffer gets copied. * * Does not take terminating \0 into account. * * @return HRESULT * @param pUnicodeDest Unicode string assigning the UTF16 string to. * @param pwszSource UTF16 string to assign. * @param fCopy Whether to just assign or copy the actual buffer * contents from source -> dest. */ HRESULT VBoxCredProvCredential::RTUTF16ToUnicode(PUNICODE_STRING pUnicodeDest, PRTUTF16 pwszSource, bool fCopy) { AssertPtrReturn(pUnicodeDest, E_POINTER); AssertPtrReturn(pwszSource, E_POINTER); size_t cbLen = RTUtf16Len(pwszSource) * sizeof(RTUTF16); AssertReturn(cbLen <= USHORT_MAX, E_INVALIDARG); HRESULT hr; if (fCopy) { if (cbLen <= pUnicodeDest->MaximumLength) { memcpy(pUnicodeDest->Buffer, pwszSource, cbLen); pUnicodeDest->Length = (USHORT)cbLen; hr = S_OK; } else hr = E_INVALIDARG; } else /* Just assign the buffer. */ { pUnicodeDest->Buffer = pwszSource; pUnicodeDest->Length = (USHORT)cbLen; hr = S_OK; } return hr; } HRESULT VBoxCredProvCredential::AllocateLogonPackage(const KERB_INTERACTIVE_UNLOCK_LOGON &rUnlockLogon, PBYTE *ppPackage, DWORD *pcbPackage) { AssertPtrReturn(ppPackage, E_INVALIDARG); AssertPtrReturn(pcbPackage, E_INVALIDARG); const KERB_INTERACTIVE_LOGON *pLogonIn = &rUnlockLogon.Logon; /* * First, allocate enough space for the logon structure itself and separate * string buffers right after it to store the actual user, password and domain * credentials. */ DWORD cbLogon = sizeof(KERB_INTERACTIVE_UNLOCK_LOGON) + pLogonIn->LogonDomainName.Length + + pLogonIn->UserName.Length + + pLogonIn->Password.Length; #ifdef DEBUG VBoxCredProvVerbose(3, "VBoxCredProvCredential::AllocateLogonPackage: Allocating %ld bytes (%d bytes credentials)\n", cbLogon, cbLogon - sizeof(KERB_INTERACTIVE_UNLOCK_LOGON)); #endif KERB_INTERACTIVE_UNLOCK_LOGON *pLogon = (KERB_INTERACTIVE_UNLOCK_LOGON*)CoTaskMemAlloc(cbLogon); if (!pLogon) return E_OUTOFMEMORY; /* Let our byte buffer point to the end of our allocated structure so that it can * be used to store the credential data sequentially in a binary blob * (without terminating \0). */ PBYTE pbBuffer = (PBYTE)pLogon + sizeof(KERB_INTERACTIVE_UNLOCK_LOGON); /* The buffer of the packed destination string does not contain the actual * string content but a relative offset starting at the given * KERB_INTERACTIVE_UNLOCK_LOGON structure. */ #define KERB_CRED_INIT_PACKED(StringDst, StringSrc, LogonOffset) \ StringDst.Length = StringSrc.Length; \ StringDst.MaximumLength = StringSrc.Length; \ StringDst.Buffer = (PWSTR)pbBuffer; \ memcpy(StringDst.Buffer, StringSrc.Buffer, StringDst.Length); \ StringDst.Buffer = (PWSTR)(pbBuffer - (PBYTE)LogonOffset); \ pbBuffer += StringDst.Length; RT_BZERO(&pLogon->LogonId, sizeof(LUID)); KERB_INTERACTIVE_LOGON *pLogonOut = &pLogon->Logon; pLogonOut->MessageType = pLogonIn->MessageType; KERB_CRED_INIT_PACKED(pLogonOut->LogonDomainName, pLogonIn->LogonDomainName, pLogon); KERB_CRED_INIT_PACKED(pLogonOut->UserName , pLogonIn->UserName, pLogon); KERB_CRED_INIT_PACKED(pLogonOut->Password , pLogonIn->Password, pLogon); *ppPackage = (PBYTE)pLogon; *pcbPackage = cbLogon; #undef KERB_CRED_INIT_PACKED return S_OK; } /** * Resets (wipes) stored credentials. * * @return HRESULT */ HRESULT VBoxCredProvCredential::Reset(void) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::Reset: Wiping credentials user=%ls, pw=%ls, domain=%ls\n", m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], #ifdef DEBUG m_apwszCredentials[VBOXCREDPROV_FIELDID_PASSWORD], #else L"XXX" /* Don't show any passwords in release mode. */, #endif m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]); VbglR3CredentialsDestroyUtf16(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], m_apwszCredentials[VBOXCREDPROV_FIELDID_PASSWORD], m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME], 3 /* Passes */); HRESULT hr = S_OK; if (m_pEvents) { /* Note: On Windows 8, set "this" to "nullptr". */ HRESULT hr2 = m_pEvents->SetFieldString(this, VBOXCREDPROV_FIELDID_USERNAME, L""); if (SUCCEEDED(hr)) hr = hr2; hr2 = m_pEvents->SetFieldString(this, VBOXCREDPROV_FIELDID_PASSWORD, L""); if (SUCCEEDED(hr)) hr = hr2; hr2 = m_pEvents->SetFieldString(this, VBOXCREDPROV_FIELDID_DOMAINNAME, L""); if (SUCCEEDED(hr)) hr = hr2; } VBoxCredProvVerbose(0, "VBoxCredProvCredential::Reset: Returned hr=%08x\n", hr); return hr; } /** * Checks and retrieves credentials provided by the host + does account lookup on eventually * renamed user accounts. * * @return IPRT status code. */ int VBoxCredProvCredential::RetrieveCredentials(void) { int rc = VbglR3CredentialsQueryAvailability(); if (RT_SUCCESS(rc)) { /* * Set status to "terminating" to let the host know this module now * tries to receive and use passed credentials so that credentials from * the host won't be sent twice. */ VBoxCredProvReportStatus(VBoxGuestFacilityStatus_Terminating); rc = VbglR3CredentialsRetrieveUtf16(&m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], &m_apwszCredentials[VBOXCREDPROV_FIELDID_PASSWORD], &m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]); VBoxCredProvVerbose(0, "VBoxCredProvCredential::RetrieveCredentials: Retrieved credentials with rc=%Rrc\n", rc); } if (RT_SUCCESS(rc)) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::RetrieveCredentials: User=%ls, Password=%ls, Domain=%ls\n", m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], #ifdef DEBUG m_apwszCredentials[VBOXCREDPROV_FIELDID_PASSWORD], #else L"XXX" /* Don't show any passwords in release mode. */, #endif m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]); /* * In case we got a "display name" (e.g. "John Doe") * instead of the real user name (e.g. "jdoe") we have * to translate the data first ... */ PWSTR pwszAcount; if (TranslateAccountName(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], &pwszAcount)) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::RetrieveCredentials: Translated account name %ls -> %ls\n", m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], pwszAcount); if (m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME]) { RTMemWipeThoroughly(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], RTUtf16Len(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME]) + sizeof(RTUTF16), 3 /* Passes */); RTUtf16Free(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME]); } m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME] = pwszAcount; } else { /* * Okay, no display name, but maybe it's a * principal name from which we have to extract the domain from? * (jdoe@my-domain.sub.net.com -> jdoe in domain my-domain.sub.net.com.) */ PWSTR pwszDomain; if (ExtractAccoutData(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], &pwszAcount, &pwszDomain)) { /* Update user name. */ if (m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME]) { RTMemWipeThoroughly(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], RTUtf16Len(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME]) + sizeof(RTUTF16), 3 /* Passes */); RTUtf16Free(m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME]); } m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME] = pwszAcount; /* Update domain. */ if (m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]) { RTMemWipeThoroughly(m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME], RTUtf16Len(m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]) + sizeof(RTUTF16), 3 /* Passes */); RTUtf16Free(m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]); } m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME] = pwszDomain; VBoxCredProvVerbose(0, "VBoxCredProvCredential::RetrieveCredentials: Extracted account data pwszAccount=%ls, pwszDomain=%ls\n", m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]); } } m_fHaveCreds = true; } else { /* If credentials already were retrieved by a former call, don't try to retrieve new ones * and just report back the already retrieved ones. */ if (m_fHaveCreds) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::RetrieveCredentials: Credentials already retrieved\n"); rc = VINF_SUCCESS; } } VBoxCredProvVerbose(0, "VBoxCredProvCredential::RetrieveCredentials: Returned rc=%Rrc\n", rc); return rc; } /** * Initializes this credential with the current credential provider * usage scenario. */ HRESULT VBoxCredProvCredential::Initialize(CREDENTIAL_PROVIDER_USAGE_SCENARIO enmUsageScenario) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::Initialize: enmUsageScenario=%ld\n", enmUsageScenario); m_enmUsageScenario = enmUsageScenario; return S_OK; } /** * Called by LogonUI when it needs this credential's advice. * * At the moment we only grab the credential provider events so that we can * trigger a re-enumeration of the credentials later. */ HRESULT VBoxCredProvCredential::Advise(ICredentialProviderCredentialEvents *pEvents) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::Advise: pEvents=0x%p\n", pEvents); if (m_pEvents) { m_pEvents->Release(); m_pEvents = NULL; } m_pEvents = pEvents; if (m_pEvents) m_pEvents->AddRef(); return S_OK; } /** * Called by LogonUI when it's finished with handling this credential. * * We only need to release the credential provider events, if any. */ HRESULT VBoxCredProvCredential::UnAdvise(void) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::UnAdvise\n"); if (m_pEvents) { m_pEvents->Release(); m_pEvents = NULL; } return S_OK; } /** * Called by LogonUI when a user profile (tile) has been selected. * * As we don't want Winlogon to try logging in immediately we set pfAutoLogon * to FALSE (if set). */ HRESULT VBoxCredProvCredential::SetSelected(PBOOL pfAutoLogon) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::SetSelected\n"); /* * Don't do auto logon here because it would retry too often with * every credential field (user name, password, domain, ...) which makes * winlogon wait before new login attempts can be made. */ if (pfAutoLogon) *pfAutoLogon = FALSE; return S_OK; } /** * Called by LogonUI when a user profile (tile) has been unselected again. */ HRESULT VBoxCredProvCredential::SetDeselected(void) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::SetDeselected\n"); Reset(); if (m_pEvents) m_pEvents->SetFieldString(this, VBOXCREDPROV_FIELDID_PASSWORD, L""); return S_OK; } /** * Called by LogonUI to retrieve the (interactive) state of a UI field. */ HRESULT VBoxCredProvCredential::GetFieldState(DWORD dwFieldID, CREDENTIAL_PROVIDER_FIELD_STATE *pFieldState, CREDENTIAL_PROVIDER_FIELD_INTERACTIVE_STATE *pFieldstateInteractive) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetFieldState: dwFieldID=%ld\n", dwFieldID); HRESULT hr = S_OK; if ( (dwFieldID < VBOXCREDPROV_NUM_FIELDS) && pFieldState && pFieldstateInteractive) { *pFieldState = s_VBoxCredProvFields[dwFieldID].state; *pFieldstateInteractive = s_VBoxCredProvFields[dwFieldID].stateInteractive; } else hr = E_INVALIDARG; return hr; } /** * Searches the account name based on a display (real) name (e.g. "John Doe" -> "jdoe"). * Result "ppwszAccoutName" needs to be freed with CoTaskMemFree! */ BOOL VBoxCredProvCredential::TranslateAccountName(PWSTR pwszDisplayName, PWSTR *ppwszAccoutName) { AssertPtrReturn(pwszDisplayName, FALSE); VBoxCredProvVerbose(0, "VBoxCredProvCredential::TranslateAccountName: Getting account name for \"%ls\" ...\n", pwszDisplayName); /** @todo Do we need ADS support (e.g. TranslateNameW) here? */ BOOL fFound = FALSE; /* Did we find the desired user? */ NET_API_STATUS rcStatus; DWORD dwLevel = 2; /* Detailed information about user accounts. */ DWORD dwPrefMaxLen = MAX_PREFERRED_LENGTH; DWORD dwEntriesRead = 0; DWORD dwTotalEntries = 0; DWORD dwResumeHandle = 0; LPUSER_INFO_2 pBuf = NULL; LPUSER_INFO_2 pCurBuf = NULL; do { rcStatus = NetUserEnum(NULL, /* Server name, NULL for localhost. */ dwLevel, FILTER_NORMAL_ACCOUNT, (LPBYTE*)&pBuf, dwPrefMaxLen, &dwEntriesRead, &dwTotalEntries, &dwResumeHandle); if ( rcStatus == NERR_Success || rcStatus == ERROR_MORE_DATA) { if ((pCurBuf = pBuf) != NULL) { for (DWORD i = 0; i < dwEntriesRead; i++) { /* * Search for the "display name" - that might be * "John Doe" or something similar the user recognizes easier * and may not the same as the "account" name (e.g. "jdoe"). */ if ( pCurBuf && pCurBuf->usri2_full_name && StrCmpI(pwszDisplayName, pCurBuf->usri2_full_name) == 0) { /* * Copy the real user name (e.g. "jdoe") to our * output buffer. */ LPWSTR pwszTemp; HRESULT hr = SHStrDupW(pCurBuf->usri2_name, &pwszTemp); if (hr == S_OK) { *ppwszAccoutName = pwszTemp; fFound = TRUE; } else VBoxCredProvVerbose(0, "VBoxCredProvCredential::TranslateAccountName: Error copying data, hr=%08x\n", hr); break; } pCurBuf++; } } if (pBuf != NULL) { NetApiBufferFree(pBuf); pBuf = NULL; } } } while (rcStatus == ERROR_MORE_DATA && !fFound); if (pBuf != NULL) { NetApiBufferFree(pBuf); pBuf = NULL; } VBoxCredProvVerbose(0, "VBoxCredProvCredential::TranslateAccountName returned rcStatus=%ld, fFound=%RTbool\n", rcStatus, fFound); return fFound; #if 0 DWORD dwErr = NO_ERROR; ULONG cbLen = 0; if ( TranslateNameW(pwszName, NameUnknown, NameUserPrincipal, NULL, &cbLen) && cbLen > 0) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetAccountName: Translated ADS name has %u characters\n", cbLen)); ppwszAccoutName = (PWSTR)RTMemAlloc(cbLen * sizeof(WCHAR)); AssertPtrReturn(pwszName, FALSE); if (TranslateNameW(pwszName, NameUnknown, NameUserPrincipal, ppwszAccoutName, &cbLen)) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetAccountName: Real ADS account name of '%ls' is '%ls'\n", pwszName, ppwszAccoutName)); } else { RTMemFree(ppwszAccoutName); dwErr = GetLastError(); } } else dwErr = GetLastError(); /* The above method for looking up in ADS failed, try another one. */ if (dwErr != NO_ERROR) { dwErr = NO_ERROR; } #endif } /** * Extracts the actual account name & domain from a (raw) account data string. * * This might be a principal or FQDN string. */ BOOL VBoxCredProvCredential::ExtractAccoutData(PWSTR pwszAccountData, PWSTR *ppwszAccoutName, PWSTR *ppwszDomain) { AssertPtrReturn(pwszAccountData, FALSE); VBoxCredProvVerbose(0, "VBoxCredProvCredential::ExtractAccoutData: Getting account name for \"%ls\" ...\n", pwszAccountData); HRESULT hr = E_FAIL; /* Try to figure out whether this is a principal name (user@domain). */ LPWSTR pPos = NULL; if ( (pPos = StrChrW(pwszAccountData, L'@')) != NULL && pPos != pwszAccountData) { size_t cbSize = (pPos - pwszAccountData) * sizeof(WCHAR); LPWSTR pwszName = (LPWSTR)CoTaskMemAlloc(cbSize + sizeof(WCHAR)); /* Space for terminating zero. */ LPWSTR pwszDomain = NULL; AssertPtr(pwszName); hr = StringCbCopyN(pwszName, cbSize + sizeof(WCHAR), pwszAccountData, cbSize); if (SUCCEEDED(hr)) { *ppwszAccoutName = pwszName; *pPos++; /* Skip @, point to domain name (if any). */ if ( pPos != NULL && *pPos != L'\0') { hr = SHStrDupW(pPos, &pwszDomain); if (SUCCEEDED(hr)) { *ppwszDomain = pwszDomain; } else VBoxCredProvVerbose(0, "VBoxCredProvCredential::ExtractAccoutData: Error copying domain data, hr=%08x\n", hr); } else { hr = E_FAIL; VBoxCredProvVerbose(0, "VBoxCredProvCredential::ExtractAccoutData: No domain name found!\n"); } } else VBoxCredProvVerbose(0, "VBoxCredProvCredential::ExtractAccoutData: Error copying account data, hr=%08x\n", hr); if (hr != S_OK) { CoTaskMemFree(pwszName); if (pwszDomain) CoTaskMemFree(pwszDomain); } } else VBoxCredProvVerbose(0, "VBoxCredProvCredential::ExtractAccoutData: No valid principal account name found!\n"); return (hr == S_OK); } /** * Returns the value of a specified LogonUI field. * * @return IPRT status code. * @param dwFieldID Field ID to get value for. * @param ppwszString Pointer that receives the actual value of the specified field. */ HRESULT VBoxCredProvCredential::GetStringValue(DWORD dwFieldID, PWSTR *ppwszString) { HRESULT hr; if ( dwFieldID < VBOXCREDPROV_NUM_FIELDS && ppwszString) { switch (dwFieldID) { case VBOXCREDPROV_FIELDID_SUBMIT_BUTTON: /* Fill in standard value to make Winlogon happy. */ hr = SHStrDupW(L"Submit", ppwszString); break; default: if ( m_apwszCredentials[dwFieldID] && RTUtf16Len(m_apwszCredentials[dwFieldID])) hr = SHStrDupW(m_apwszCredentials[dwFieldID], ppwszString); else /* Fill in an empty value. */ hr = SHStrDupW(L"", ppwszString); break; } #ifdef DEBUG if (SUCCEEDED(hr)) VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetStringValue: dwFieldID=%ld, ppwszString=%ls\n", dwFieldID, *ppwszString); #endif } else hr = E_INVALIDARG; return hr; } /** * Returns back the field ID of which the submit button should be put next to. * * We always want to be the password field put next to the submit button * currently. * * @return HRESULT * @param dwFieldID Field ID of the submit button. * @param pdwAdjacentTo Field ID where to put the submit button next to. */ HRESULT VBoxCredProvCredential::GetSubmitButtonValue(DWORD dwFieldID, DWORD *pdwAdjacentTo) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSubmitButtonValue: dwFieldID=%ld\n", dwFieldID); HRESULT hr = S_OK; /* Validate parameters. */ if ( dwFieldID == VBOXCREDPROV_FIELDID_SUBMIT_BUTTON && pdwAdjacentTo) { /* pdwAdjacentTo is a pointer to the fieldID you want the submit button to appear next to. */ *pdwAdjacentTo = VBOXCREDPROV_FIELDID_PASSWORD; VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSubmitButtonValue: dwFieldID=%ld, *pdwAdjacentTo=%ld\n", dwFieldID, *pdwAdjacentTo); } else hr = E_INVALIDARG; return hr; } /** * Sets the value of a specified field. Currently not used. * * @return HRESULT * @param dwFieldID Field to set value for. * @param pcwzString Actual value to set. */ HRESULT VBoxCredProvCredential::SetStringValue(DWORD dwFieldID, PCWSTR pcwzString) { #ifdef DEBUG VBoxCredProvVerbose(0, "VBoxCredProvCredential::SetStringValue: dwFieldID=%ld, pcwzString=%ls\n", dwFieldID, pcwzString); #endif /* Do more things here later. */ HRESULT hr = S_OK; VBoxCredProvVerbose(0, "VBoxCredProvCredential::SetStringValue returned with hr=%08x\n", hr); return hr; } HRESULT VBoxCredProvCredential::GetBitmapValue(DWORD dwFieldID, HBITMAP *phBitmap) { NOREF(dwFieldID); NOREF(phBitmap); /* We don't do own bitmaps. */ return E_NOTIMPL; } HRESULT VBoxCredProvCredential::GetCheckboxValue(DWORD dwFieldID, BOOL *pfChecked, PWSTR *ppwszLabel) { NOREF(dwFieldID); NOREF(pfChecked); NOREF(ppwszLabel); return E_NOTIMPL; } HRESULT VBoxCredProvCredential::GetComboBoxValueCount(DWORD dwFieldID, DWORD *pcItems, DWORD *pdwSelectedItem) { NOREF(dwFieldID); NOREF(pcItems); NOREF(pdwSelectedItem); return E_NOTIMPL; } HRESULT VBoxCredProvCredential::GetComboBoxValueAt(DWORD dwFieldID, DWORD dwItem, PWSTR *ppwszItem) { NOREF(dwFieldID); NOREF(dwItem); NOREF(ppwszItem); return E_NOTIMPL; } HRESULT VBoxCredProvCredential::SetCheckboxValue(DWORD dwFieldID, BOOL fChecked) { NOREF(dwFieldID); NOREF(fChecked); return E_NOTIMPL; } HRESULT VBoxCredProvCredential::SetComboBoxSelectedValue(DWORD dwFieldId, DWORD dwSelectedItem) { NOREF(dwFieldId); NOREF(dwSelectedItem); return E_NOTIMPL; } HRESULT VBoxCredProvCredential::CommandLinkClicked(DWORD dwFieldID) { NOREF(dwFieldID); return E_NOTIMPL; } /** * Does the actual authentication stuff to attempt a login. * * @return HRESULT * @param pcpGetSerializationResponse Credential serialization response. * @param pcpCredentialSerialization Details about the current credential. * @param ppwszOptionalStatusText Text to set. Optional. * @param pcpsiOptionalStatusIcon Status icon to set. Optional. */ HRESULT VBoxCredProvCredential::GetSerialization(CREDENTIAL_PROVIDER_GET_SERIALIZATION_RESPONSE *pcpGetSerializationResponse, CREDENTIAL_PROVIDER_CREDENTIAL_SERIALIZATION *pcpCredentialSerialization, PWSTR *ppwszOptionalStatusText, CREDENTIAL_PROVIDER_STATUS_ICON *pcpsiOptionalStatusIcon) { NOREF(ppwszOptionalStatusText); NOREF(pcpsiOptionalStatusIcon); KERB_INTERACTIVE_UNLOCK_LOGON KerberosUnlockLogon; RT_BZERO(&KerberosUnlockLogon, sizeof(KerberosUnlockLogon)); /* Save a pointer to the interactive logon struct. */ KERB_INTERACTIVE_LOGON *pKerberosLogon = &KerberosUnlockLogon.Logon; AssertPtr(pKerberosLogon); HRESULT hr; #ifdef DEBUG VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization: Username=%ls, Password=%ls, Domain=%ls\n", m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], m_apwszCredentials[VBOXCREDPROV_FIELDID_PASSWORD], m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME]); #endif /* Do we have a domain name set? */ if ( m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME] && RTUtf16Len(m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME])) { hr = RTUTF16ToUnicode(&pKerberosLogon->LogonDomainName, m_apwszCredentials[VBOXCREDPROV_FIELDID_DOMAINNAME], false /* Just assign, no copy */); } else /* No domain (FQDN) given, try local computer name. */ { WCHAR wszComputerName[MAX_COMPUTERNAME_LENGTH + 1]; DWORD cch = ARRAYSIZE(wszComputerName); if (GetComputerNameW(wszComputerName, &cch)) { /* Is a domain name missing? Then use the name of the local computer. */ hr = RTUTF16ToUnicode(&pKerberosLogon->LogonDomainName, wszComputerName, false /* Just assign, no copy */); VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization: Local computer name=%ls\n", wszComputerName); } else hr = HRESULT_FROM_WIN32(GetLastError()); } /* Fill in the username and password. */ if (SUCCEEDED(hr)) { hr = RTUTF16ToUnicode(&pKerberosLogon->UserName, m_apwszCredentials[VBOXCREDPROV_FIELDID_USERNAME], false /* Just assign, no copy */); if (SUCCEEDED(hr)) { hr = RTUTF16ToUnicode(&pKerberosLogon->Password, m_apwszCredentials[VBOXCREDPROV_FIELDID_PASSWORD], false /* Just assign, no copy */); if (SUCCEEDED(hr)) { /* Set credential type according to current usage scenario. */ AssertPtr(pKerberosLogon); switch (m_enmUsageScenario) { case CPUS_UNLOCK_WORKSTATION: pKerberosLogon->MessageType = KerbWorkstationUnlockLogon; break; case CPUS_LOGON: pKerberosLogon->MessageType = KerbInteractiveLogon; break; case CPUS_CREDUI: pKerberosLogon->MessageType = (KERB_LOGON_SUBMIT_TYPE)0; /* No message type required here. */ break; default: hr = E_FAIL; break; } if (FAILED(hr)) VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization: Unknown usage scenario=%ld\n", m_enmUsageScenario); if (SUCCEEDED(hr)) /* Build the logon package. */ { hr = AllocateLogonPackage(KerberosUnlockLogon, &pcpCredentialSerialization->rgbSerialization, &pcpCredentialSerialization->cbSerialization); if (FAILED(hr)) VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization: Failed to allocate logon package, hr=0x%08x\n", hr); } if (SUCCEEDED(hr)) { ULONG ulAuthPackage; HANDLE hLsa; NTSTATUS s = LsaConnectUntrusted(&hLsa); if (SUCCEEDED(HRESULT_FROM_NT(s))) { LSA_STRING lsaszKerberosName; size_t cchKerberosName; hr = StringCchLengthA(NEGOSSP_NAME_A, USHORT_MAX, &cchKerberosName); if (SUCCEEDED(hr)) { USHORT usLength; hr = SizeTToUShort(cchKerberosName, &usLength); if (SUCCEEDED(hr)) { lsaszKerberosName.Buffer = (PCHAR)NEGOSSP_NAME_A; lsaszKerberosName.Length = usLength; lsaszKerberosName.MaximumLength = lsaszKerberosName.Length + 1; } } if (SUCCEEDED(hr)) { s = LsaLookupAuthenticationPackage(hLsa, &lsaszKerberosName, &ulAuthPackage); if (FAILED(HRESULT_FROM_NT(s))) { hr = HRESULT_FROM_NT(s); VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization: Failed looking up authentication package, hr=0x%08x\n", hr); } } LsaDeregisterLogonProcess(hLsa); } if (SUCCEEDED(hr)) { pcpCredentialSerialization->ulAuthenticationPackage = ulAuthPackage; pcpCredentialSerialization->clsidCredentialProvider = CLSID_VBoxCredProvider; /* We're done -- let the logon UI know. */ *pcpGetSerializationResponse = CPGSR_RETURN_CREDENTIAL_FINISHED; } } } else VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization: Error copying password, hr=0x%08x\n", hr); } else VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization: Error copying user name, hr=0x%08x\n", hr); } VBoxCredProvVerbose(0, "VBoxCredProvCredential::GetSerialization returned hr=0x%08x\n", hr); return hr; } /** * Called by LogonUI after a logon attempt was made -- here we could set an additional status * text and/or icon. * * Currently not used. * * @return HRESULT * @param ntStatus NT status of logon attempt reported by Winlogon. * @param ntSubStatus NT substatus of logon attempt reported by Winlogon. * @param ppwszOptionalStatusText Pointer that receives the optional status text. * @param pcpsiOptionalStatusIcon Pointer that receives the optional status icon. */ HRESULT VBoxCredProvCredential::ReportResult(NTSTATUS ntStatus, NTSTATUS ntSubStatus, PWSTR *ppwszOptionalStatusText, CREDENTIAL_PROVIDER_STATUS_ICON *pcpsiOptionalStatusIcon) { VBoxCredProvVerbose(0, "VBoxCredProvCredential::ReportResult: ntStatus=%ld, ntSubStatus=%ld\n", ntStatus, ntSubStatus); return S_OK; }