664 lines
19 KiB
C++
664 lines
19 KiB
C++
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1996 - 1999
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//
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// File: wvtver1.cpp
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//
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// Contents: Microsoft Internet Security WinVerifyTrust v1 support
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//
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// Functions: WintrustIsVersion1ActionID
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// ConvertDataFromVersion1
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//
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// *** local functions ***
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//
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// History: 30-May-1997 pberkman created
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//
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//--------------------------------------------------------------------------
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#include "global.hxx"
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#include "wvtver1.h"
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BOOL WintrustIsVersion1ActionID(GUID *pgActionID)
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{
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GUID gV1UISup = V1_WIN_SPUB_ACTION_PUBLISHED_SOFTWARE;
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GUID gV1UINoBad = V1_WIN_SPUB_ACTION_PUBLISHED_SOFTWARE_NOBADUI;
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if ((memcmp(pgActionID, &gV1UISup, sizeof(GUID)) == 0) ||
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(memcmp(pgActionID, &gV1UINoBad, sizeof(GUID)) == 0))
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{
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return(TRUE);
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}
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return(FALSE);
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}
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WINTRUST_DATA *ConvertDataFromVersion1(HWND hWnd,
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GUID *pgActionID,
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WINTRUST_DATA *pWTDNew,
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WINTRUST_FILE_INFO *pWTFINew,
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LPVOID pWTDOld)
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{
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GUID gV1UINoBad = V1_WIN_SPUB_ACTION_PUBLISHED_SOFTWARE_NOBADUI;
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WCHAR *pwszFile;
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WIN_TRUST_ACTDATA_CONTEXT_WITH_SUBJECT *pActData;
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pActData = (WIN_TRUST_ACTDATA_CONTEXT_WITH_SUBJECT *)pWTDOld;
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memset(pWTDNew, 0x00, sizeof(WINTRUST_DATA));
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pWTDNew->cbStruct = sizeof(WINTRUST_DATA);
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pWTDNew->dwUnionChoice = WTD_CHOICE_FILE;
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pWTDNew->pFile = pWTFINew;
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memset(pWTFINew, 0x00, sizeof(WINTRUST_FILE_INFO));
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pWTFINew->cbStruct = sizeof(WINTRUST_FILE_INFO);
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if (!(pWTDOld))
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{
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return(pWTDNew);
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}
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pWTDNew->dwUIChoice = WTD_UI_ALL;
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pWTDNew->pPolicyCallbackData = pActData->hClientToken;
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pWTFINew->hFile = ((WIN_TRUST_SUBJECT_FILE *)pActData->Subject)->hFile;
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if (memcmp(&gV1UINoBad, pgActionID, sizeof(GUID)) == 0)
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{
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pWTDNew->dwUIChoice = WTD_UI_NOBAD;
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}
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if (hWnd == (HWND)(-1))
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{
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pWTDNew->dwUIChoice = WTD_UI_NONE;
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}
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pwszFile = (WCHAR *)((WIN_TRUST_SUBJECT_FILE *)pActData->Subject)->lpPath;
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while ((*pwszFile) && (*pwszFile != '|'))
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{
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++pwszFile;
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}
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if (*pwszFile)
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{
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*pwszFile = NULL;
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}
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pWTFINew->pcwszFilePath = (WCHAR *)((WIN_TRUST_SUBJECT_FILE *)pActData->Subject)->lpPath;
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return(pWTDNew);
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}
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//////////////////////////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// the following code implements the version 1 style of calling trust providers.
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//
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// this code is ONLY implemented when a trust provider registers itself in the
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// old location!
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//
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//////////////////////////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////////////////////////
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#define WIN_TRUST_MAJOR_REVISION_MASK 0xFFFF0000
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#define WIN_TRUST_MINOR_REVISION_MASK 0x0000FFFF
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#define WIN_TRUST_REVISION_1_0 0x00010000
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#define REGISTRY_TRUSTPROVIDERS TEXT("System\\CurrentControlSet\\Services\\WinTrust\\TrustProviders")
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#define REGISTRY_ROOT HKEY_LOCAL_MACHINE
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#define ACTION_IDS TEXT("$ActionIDs")
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#define DLL_NAME TEXT("$DLL")
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#define IsEqualActionID( id1, id2) (!memcmp(id1, id2, sizeof(GUID)))
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typedef struct _WINTRUST_CLIENT_TP_INFO {
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DWORD dwRevision;
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//LPWINTRUST_CLIENT_TP_DISPATCH_TABLE lpServices;
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LPVOID lpServices;
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} WINTRUST_CLIENT_TP_INFO, *LPWINTRUST_CLIENT_TP_INFO;
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typedef LONG
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(*LPWINTRUST_PROVIDER_VERIFY_TRUST) (
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IN HWND hwnd,
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IN GUID * ActionID,
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IN LPVOID ActionData
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);
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typedef VOID
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(*LPWINTRUST_PROVIDER_SUBMIT_CERTIFICATE) (
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IN LPWIN_CERTIFICATE lpCertificate
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);
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typedef VOID
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(*LPWINTRUST_PROVIDER_CLIENT_UNLOAD) (
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IN LPVOID lpTrustProviderInfo
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);
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typedef BOOL
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(*LPWINTRUST_PROVIDER_CLIENT_INITIALIZE)(
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IN DWORD dwWinTrustRevision,
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IN LPWINTRUST_CLIENT_TP_INFO lpWinTrustInfo,
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IN LPWSTR lpProviderName,
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LPVOID *lpTrustProviderInfo
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// OUT LPWINTRUST_PROVIDER_CLIENT_INFO *lpTrustProviderInfo
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);
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typedef struct _WINTRUST_PROVIDER_CLIENT_SERVICES
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{
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LPWINTRUST_PROVIDER_CLIENT_UNLOAD Unload;
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LPWINTRUST_PROVIDER_VERIFY_TRUST VerifyTrust;
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LPWINTRUST_PROVIDER_SUBMIT_CERTIFICATE SubmitCertificate;
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} WINTRUST_PROVIDER_CLIENT_SERVICES, *LPWINTRUST_PROVIDER_CLIENT_SERVICES;
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typedef struct _WINTRUST_PROVIDER_CLIENT_INFO {
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DWORD dwRevision;
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LPWINTRUST_PROVIDER_CLIENT_SERVICES lpServices;
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DWORD dwActionIdCount;
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GUID * lpActionIdArray;
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} WINTRUST_PROVIDER_CLIENT_INFO, *LPWINTRUST_PROVIDER_CLIENT_INFO;
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typedef struct _LOADED_PROVIDER_V1 {
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struct _LOADED_PROVIDER_V1 *Next;
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struct _LOADED_PROVIDER_V1 *Prev;
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HANDLE ModuleHandle;
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LPTSTR ModuleName;
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LPTSTR SubKeyName;
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LPWINTRUST_PROVIDER_CLIENT_INFO ClientInfo;
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DWORD RefCount;
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DWORD ProviderInitialized;
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} LOADED_PROVIDER_V1, *PLOADED_PROVIDER_V1;
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#define PROVIDER_INITIALIZATION_SUCCESS (1)
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#define PROVIDER_INITIALIZATION_IN_PROGRESS (2)
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#define PROVIDER_INITIALIZATION_FAILED (3)
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PLOADED_PROVIDER_V1 WinTrustFindActionID(IN GUID * dwActionID);
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PLOADED_PROVIDER_V1 Version1_RegLoadProvider(HKEY hKey, LPTSTR KeyName, GUID *ActionID);
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PLOADED_PROVIDER_V1 Version1_LoadProvider(GUID *pgActionID);
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PLOADED_PROVIDER_V1 Version1_TestProviderForAction(HKEY hKey, LPTSTR KeyName, GUID * ActionID);
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void Version1_UnloadProvider(PLOADED_PROVIDER_V1 Provider);
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LONG Version1_WinVerifyTrust(HWND hwnd, GUID *ActionID, LPVOID ActionData)
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{
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PLOADED_PROVIDER_V1 Provider;
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HRESULT rc;
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if (!(Provider = Version1_LoadProvider(ActionID)))
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{
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return( TRUST_E_PROVIDER_UNKNOWN );
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}
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rc = (*Provider->ClientInfo->lpServices->VerifyTrust)( hwnd,
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ActionID,
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ActionData
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);
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Version1_UnloadProvider(Provider);
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return( rc );
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}
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PLOADED_PROVIDER_V1 Version1_LoadProvider(GUID *pgActionID)
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{
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HKEY hKey; // Handle to the base of the provider information.
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HKEY hSubKey; // Handle to the provider currently being examined.
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LONG Result; // Returned by registry API.
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DWORD cSubKeys; // Number of providers under the root key.
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DWORD cbMaxSubKeyLen; // Maximum provider name length.
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ULONG i; // Indicies for iterating through providers and action IDs.
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LPTSTR SubKeyName; // Points to the name of the current provider.
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GUID * ActionIds;
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PLOADED_PROVIDER_V1 FoundProvider = NULL;
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//
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// Open the registry and get a list of installed trust providers
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//
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Result = RegOpenKeyEx(
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REGISTRY_ROOT,
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REGISTRY_TRUSTPROVIDERS,
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0L,
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GENERIC_READ,
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&hKey
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);
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if (Result != ERROR_SUCCESS) {
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return( NULL );
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}
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//
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// Find out how many subkeys there are.
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//
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Result = RegQueryInfoKey ( hKey, // handle of key to query
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NULL, // address of buffer for class string
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NULL, // address of size of class string buffer
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NULL, // reserved
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&cSubKeys, // address of buffer for number of subkeys
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&cbMaxSubKeyLen, // address of buffer for longest subkey name length
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NULL, // address of buffer for longest class string length
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NULL, // address of buffer for number of value entries
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NULL, // address of buffer for longest value name length
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NULL, // address of buffer for longest value data length
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NULL, // address of buffer for security descriptor length
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NULL // address of buffer for last write time
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);
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if (ERROR_SUCCESS != Result) {
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RegCloseKey( hKey );
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return( NULL );
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}
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|
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//
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// Iterate through the subkeys, looking for ones with hint information.
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//
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cbMaxSubKeyLen += sizeof( WCHAR );
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SubKeyName = new char[cbMaxSubKeyLen + 1];
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|
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if (NULL == SubKeyName) {
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RegCloseKey( hKey );
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return(NULL);
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}
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|
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for (i=0; i<cSubKeys; i++) {
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|
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DWORD KeyNameLength;
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|
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KeyNameLength = cbMaxSubKeyLen;
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|
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Result = RegEnumKeyEx( hKey, // handle of key to enumerate
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i, // index of subkey to enumerate
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SubKeyName, // address of buffer for subkey name
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&KeyNameLength, // address for size of subkey buffer
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|
NULL, // reserved
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NULL, // address of buffer for class string
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NULL, // address for size of class buffer
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NULL // address for time key last written to
|
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|
);
|
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|
|
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|
//
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// Not much to do if this fails, try enumerating the rest of them and see
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// what happens.
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//
|
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|
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if (Result != ERROR_SUCCESS) {
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continue;
|
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|
}
|
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|
|
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|
Result = RegOpenKeyEx(
|
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|
hKey,
|
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|
SubKeyName,
|
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|
0L,
|
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|
GENERIC_READ | MAXIMUM_ALLOWED,
|
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&hSubKey
|
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|
);
|
||
|
|
||
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if (ERROR_SUCCESS != Result)
|
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|
{
|
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|
continue;
|
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|
}
|
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|
|
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FoundProvider = Version1_TestProviderForAction( hSubKey, SubKeyName, pgActionID );
|
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|
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|
RegCloseKey( hSubKey );
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|
|
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if (NULL != FoundProvider)
|
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|
{
|
||
|
|
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|
//
|
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|
// Got one. Clean up and return.
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|
//
|
||
|
|
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|
delete SubKeyName;
|
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|
RegCloseKey( hKey );
|
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|
return( FoundProvider );
|
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|
}
|
||
|
|
||
|
continue;
|
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|
}
|
||
|
|
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|
delete SubKeyName;
|
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|
RegCloseKey( hKey );
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return( NULL );
|
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|
}
|
||
|
|
||
|
WINTRUST_CLIENT_TP_INFO WinTrustClientTPInfo = {
|
||
|
WIN_TRUST_REVISION_1_0,
|
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|
NULL
|
||
|
};
|
||
|
|
||
|
PLOADED_PROVIDER_V1 Version1_TestProviderForAction(HKEY hKey, LPTSTR KeyName, GUID * ActionID)
|
||
|
{
|
||
|
PLOADED_PROVIDER_V1 Provider;
|
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|
LPWINTRUST_PROVIDER_CLIENT_INFO ClientInfo;
|
||
|
GUID * ActionIds;
|
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|
DWORD i;
|
||
|
|
||
|
Provider = Version1_RegLoadProvider( hKey, KeyName, ActionID);
|
||
|
|
||
|
if (NULL == Provider) {
|
||
|
return( NULL );
|
||
|
}
|
||
|
|
||
|
ClientInfo = Provider->ClientInfo;
|
||
|
|
||
|
ActionIds = ClientInfo->lpActionIdArray;
|
||
|
|
||
|
for (i=0; i<ClientInfo->dwActionIdCount; i++) {
|
||
|
|
||
|
if (IsEqualActionID(ActionID, &ActionIds[i])) {
|
||
|
return( Provider );
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return(NULL);
|
||
|
}
|
||
|
|
||
|
PLOADED_PROVIDER_V1 Version1_RegLoadProvider(HKEY hKey, LPTSTR KeyName, GUID *ActionID)
|
||
|
{
|
||
|
LPTSTR ModuleName = NULL;
|
||
|
HINSTANCE LibraryHandle = NULL;
|
||
|
LPWINTRUST_PROVIDER_CLIENT_INFO ClientInfo = NULL;
|
||
|
PLOADED_PROVIDER_V1 Provider = NULL;
|
||
|
PLOADED_PROVIDER_V1 FoundProvider = NULL;
|
||
|
LPWSTR ProviderName = NULL;
|
||
|
LPTSTR SubKeyName = NULL;
|
||
|
|
||
|
GUID gBuffer[10]; // Assume no more than 10 action ids in a provider
|
||
|
DWORD Type;
|
||
|
DWORD cbData = 0;
|
||
|
LONG Result;
|
||
|
LPWINTRUST_PROVIDER_CLIENT_INITIALIZE ProcAddr;
|
||
|
BOOL Referenced = FALSE;
|
||
|
DWORD size;
|
||
|
BOOL Inited;
|
||
|
|
||
|
|
||
|
//
|
||
|
// get the guids
|
||
|
//
|
||
|
cbData = sizeof(GUID) * 10;
|
||
|
Result = RegQueryValueEx( hKey, // handle of key to query
|
||
|
TEXT("$ActionIDs"),
|
||
|
NULL, // reserved
|
||
|
&Type, // address of buffer for value type
|
||
|
(BYTE *)&gBuffer[0],
|
||
|
&cbData // address of data buffer size
|
||
|
);
|
||
|
|
||
|
if (Result != ERROR_SUCCESS)
|
||
|
{
|
||
|
return(NULL);
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// check the guids
|
||
|
//
|
||
|
Inited = FALSE;
|
||
|
for (int j = 0; j < (int)(cbData / sizeof(GUID)); j++)
|
||
|
{
|
||
|
if (memcmp(&gBuffer[j], ActionID, sizeof(GUID)) == 0)
|
||
|
{
|
||
|
Inited = TRUE;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (!(Inited))
|
||
|
{
|
||
|
return(NULL);
|
||
|
}
|
||
|
|
||
|
|
||
|
//
|
||
|
// Extract the dll name from the $DLL value
|
||
|
//
|
||
|
|
||
|
Result = RegQueryValueEx( hKey, // handle of key to query
|
||
|
TEXT("$DLL"), // address of name of value to query
|
||
|
NULL, // reserved
|
||
|
&Type, // address of buffer for value type
|
||
|
NULL, // address of data buffer
|
||
|
&cbData // address of data buffer size
|
||
|
);
|
||
|
|
||
|
// if (ERROR_MORE_DATA != Result) {
|
||
|
// goto error_cleanup;
|
||
|
// }
|
||
|
|
||
|
if (ERROR_SUCCESS != Result) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
cbData += sizeof( TCHAR );
|
||
|
|
||
|
ModuleName = new char[cbData];
|
||
|
|
||
|
if (NULL == ModuleName) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
ModuleName[cbData - 1] = TEXT('\0');
|
||
|
|
||
|
Result = RegQueryValueEx( hKey, // handle of key to query
|
||
|
TEXT("$DLL"), // address of name of value to query
|
||
|
NULL, // reserved
|
||
|
&Type, // address of buffer for value type
|
||
|
(LPBYTE)ModuleName, // address of data buffer
|
||
|
&cbData // address of data buffer size
|
||
|
);
|
||
|
|
||
|
if (ERROR_SUCCESS != Result) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// Expand environment strings if necessary
|
||
|
//
|
||
|
|
||
|
if (Type == REG_EXPAND_SZ) {
|
||
|
|
||
|
DWORD ExpandedLength = 0;
|
||
|
LPTSTR ExpandedModuleName = NULL;
|
||
|
|
||
|
ExpandedLength = ExpandEnvironmentStrings( ModuleName, NULL, 0 );
|
||
|
|
||
|
if (0 == ExpandedLength) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
ExpandedModuleName = new char[ExpandedLength];
|
||
|
|
||
|
if (NULL == ExpandedModuleName) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
ExpandedLength = ExpandEnvironmentStrings( ModuleName, ExpandedModuleName, ExpandedLength );
|
||
|
|
||
|
if (0 == ExpandedLength) {
|
||
|
delete ExpandedModuleName;
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// Free the old module name, use the new one
|
||
|
//
|
||
|
|
||
|
delete ModuleName;
|
||
|
|
||
|
ModuleName = ExpandedModuleName;
|
||
|
}
|
||
|
|
||
|
size = (lstrlen( KeyName ) + 1) * sizeof( WCHAR );
|
||
|
|
||
|
ProviderName = new WCHAR[size / sizeof(WCHAR)];
|
||
|
|
||
|
if (NULL == ProviderName) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
|
||
|
#ifdef UNICODE
|
||
|
|
||
|
//
|
||
|
// If we've been compiled as unicode, the KeyName we got from
|
||
|
// the registry consists of WCHARs, so we can just copy it into
|
||
|
// the Name buffer.
|
||
|
//
|
||
|
|
||
|
lstrcpy( ProviderName, KeyName );
|
||
|
|
||
|
#else
|
||
|
|
||
|
//
|
||
|
// If we've been compiled as ANSI, then KeyName is an ANSI string,
|
||
|
// and we need to convert it to WCHARs.
|
||
|
//
|
||
|
|
||
|
MultiByteToWideChar ( CP_ACP, 0, KeyName, -1, ProviderName, size );
|
||
|
|
||
|
#endif // !UNICODE
|
||
|
|
||
|
//
|
||
|
// ModuleName now contains the module name, attempt to load it
|
||
|
// and ask it to initialize itself.
|
||
|
//
|
||
|
|
||
|
LibraryHandle = LoadLibrary( (LPTSTR)ModuleName );
|
||
|
|
||
|
if (NULL == LibraryHandle) {
|
||
|
DWORD Error;
|
||
|
|
||
|
Error = GetLastError();
|
||
|
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
ProcAddr = (LPWINTRUST_PROVIDER_CLIENT_INITIALIZE) GetProcAddress( LibraryHandle, (LPCSTR)"WinTrustProviderClientInitialize");
|
||
|
|
||
|
if (NULL == ProcAddr) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
SubKeyName = new char[(lstrlen(KeyName) + 1) * sizeof(TCHAR)];
|
||
|
|
||
|
if (NULL == SubKeyName) {
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
lstrcpy( SubKeyName, KeyName );
|
||
|
|
||
|
Provider = new LOADED_PROVIDER_V1;
|
||
|
|
||
|
if (NULL == Provider) {
|
||
|
delete SubKeyName;
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// Ready to call init routine.
|
||
|
//
|
||
|
|
||
|
Provider->RefCount = 1;
|
||
|
Provider->ProviderInitialized = PROVIDER_INITIALIZATION_IN_PROGRESS;
|
||
|
|
||
|
//
|
||
|
// Set the subkey name so anyone else looking for this provider will
|
||
|
// find this one and wait.
|
||
|
//
|
||
|
// Note that we don't want to use the ProviderName as will be passed into
|
||
|
// the init routine here, because we've forced that to WCHARs regardless
|
||
|
// of whether we're ANSI or Unicode, and we want this string to reflect
|
||
|
// the base system for efficiency.
|
||
|
//
|
||
|
|
||
|
Provider->SubKeyName = SubKeyName;
|
||
|
|
||
|
Provider->Next = NULL;
|
||
|
Provider->Prev = NULL;
|
||
|
|
||
|
Inited = (*ProcAddr)( WIN_TRUST_REVISION_1_0, &WinTrustClientTPInfo, ProviderName, (void **)&ClientInfo );
|
||
|
|
||
|
if (TRUE != Inited) {
|
||
|
|
||
|
Provider->ProviderInitialized = PROVIDER_INITIALIZATION_FAILED;
|
||
|
|
||
|
//
|
||
|
// We could release the lock now, because we're either going to
|
||
|
// do nothing to this provider, or we've removed it from
|
||
|
// the list and no one else can get to it.
|
||
|
//
|
||
|
|
||
|
goto error_cleanup;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// Since we have a write lock, it doesn't matter what order we
|
||
|
// do this in, since there are no readers. Just be sure to signal
|
||
|
// the event under the write lock.
|
||
|
//
|
||
|
|
||
|
Provider->ProviderInitialized = PROVIDER_INITIALIZATION_SUCCESS;
|
||
|
Provider->ModuleHandle = LibraryHandle;
|
||
|
Provider->ModuleName = ModuleName;
|
||
|
Provider->ClientInfo = ClientInfo;
|
||
|
|
||
|
return( Provider );
|
||
|
|
||
|
error_cleanup:
|
||
|
|
||
|
if (NULL != LibraryHandle) {
|
||
|
FreeLibrary( LibraryHandle );
|
||
|
}
|
||
|
|
||
|
if (NULL != ModuleName) {
|
||
|
delete ModuleName;
|
||
|
}
|
||
|
|
||
|
if (NULL != ProviderName) {
|
||
|
delete ProviderName;
|
||
|
}
|
||
|
|
||
|
if (NULL != Provider)
|
||
|
{
|
||
|
delete Provider;
|
||
|
}
|
||
|
|
||
|
return( NULL );
|
||
|
}
|
||
|
|
||
|
void Version1_UnloadProvider(PLOADED_PROVIDER_V1 Provider)
|
||
|
{
|
||
|
if (Provider)
|
||
|
{
|
||
|
if (Provider->ModuleHandle)
|
||
|
{
|
||
|
FreeLibrary((HINSTANCE)Provider->ModuleHandle);
|
||
|
}
|
||
|
if (Provider->ModuleName)
|
||
|
{
|
||
|
delete Provider->ModuleName;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
delete Provider;
|
||
|
}
|
||
|
|
||
|
|
||
|
|