文件数字签名校验与信息获取

方法一、二兼容XP，三不兼容XP。

方法一：

/*
 * An example of file signature verification using WinTrust API
 * Derived from the sample vertrust.cpp in the Platform SDK
 *
 * Copyright (c) 2009 Mounir IDRASSI . All rights reserved.
 *
 * This program is distributed in the hope that it will be useful, 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
 * or FITNESS FOR A PARTICULAR PURPOSE.
 * 
 */

#ifndef UNICODE
#define UNICODE
#endif

#ifndef _UNICODE
#define _UNICODE
#endif

#define _WIN32_WINNT 0x0500
#define WINVER       0x0500

#include 
#include 
#include 
#include 
#include 

#pragma comment(lib, "Crypt32.lib")
#pragma comment(lib, "Wintrust.lib")

LPTSTR GetCertificateDescription(PCCERT_CONTEXT pCertCtx)
{
   DWORD dwStrType;
   DWORD dwCount;
   LPTSTR szSubjectRDN = NULL;

   dwStrType = CERT_X500_NAME_STR;
   dwCount = CertGetNameString(pCertCtx,
      CERT_NAME_RDN_TYPE,
      0,
      &dwStrType,
      NULL,
      0);
   if (dwCount)
   {
      szSubjectRDN = (LPTSTR) LocalAlloc(0, dwCount * sizeof(TCHAR));
      CertGetNameString(pCertCtx,
         CERT_NAME_RDN_TYPE,
         0,
         &dwStrType,
         szSubjectRDN,
         dwCount);
   }

   return szSubjectRDN;
}


int _tmain(int argc, _TCHAR* argv[])
{
   GUID guidAction = WINTRUST_ACTION_GENERIC_VERIFY_V2;
   WINTRUST_FILE_INFO sWintrustFileInfo;
   WINTRUST_DATA      sWintrustData;
   HRESULT            hr;

   if (argc != 2)
   {
      _tprintf(_T("Usage: VerifyExeSignature file_name\n"));
      return -1;
   }

   memset((void*)&sWintrustFileInfo, 0x00, sizeof(WINTRUST_FILE_INFO));
   memset((void*)&sWintrustData, 0x00, sizeof(WINTRUST_DATA));

   sWintrustFileInfo.cbStruct = sizeof(WINTRUST_FILE_INFO);
   sWintrustFileInfo.pcwszFilePath = argv[1];
   sWintrustFileInfo.hFile = NULL;

   sWintrustData.cbStruct            = sizeof(WINTRUST_DATA);
   sWintrustData.dwUIChoice          = WTD_UI_NONE;
   sWintrustData.fdwRevocationChecks = WTD_REVOKE_NONE;
   sWintrustData.dwUnionChoice       = WTD_CHOICE_FILE;
   sWintrustData.pFile               = &sWintrustFileInfo;
   sWintrustData.dwStateAction       = WTD_STATEACTION_VERIFY;

   hr = WinVerifyTrust((HWND)INVALID_HANDLE_VALUE, &guidAction, &sWintrustData);

   if (TRUST_E_NOSIGNATURE == hr)
   {
      _tprintf(_T("No signature found on the file.\n"));
   }
   else if (TRUST_E_BAD_DIGEST == hr)
   {
      _tprintf(_T("The signature of the file is invalid\n"));
   }
   else if (TRUST_E_PROVIDER_UNKNOWN == hr)
   {
      _tprintf(_T("No trust provider on this machine can verify this type of files.\n"));
   }
   else if (S_OK != hr)
   {
      _tprintf(_T("WinVerifyTrust failed with error 0x%.8X\n"), hr);
   }
   else
   {
      _tprintf(_T("File signature is OK.\n"));

      // retreive the signer certificate and display its information
      CRYPT_PROVIDER_DATA const *psProvData     = NULL;
      CRYPT_PROVIDER_SGNR       *psProvSigner   = NULL;
      CRYPT_PROVIDER_CERT       *psProvCert     = NULL;
      FILETIME                   localFt;
      SYSTEMTIME                 sysTime;

      psProvData = WTHelperProvDataFromStateData(sWintrustData.hWVTStateData);
      if (psProvData)
      {
         psProvSigner = WTHelperGetProvSignerFromChain((PCRYPT_PROVIDER_DATA)psProvData, 0 , FALSE, 0);
         if (psProvSigner)
         {
            FileTimeToLocalFileTime(&psProvSigner->sftVerifyAsOf, &localFt);
            FileTimeToSystemTime(&localFt, &sysTime);

            _tprintf(_T("Signature Date = %.2d/%.2d/%.4d at %.2d:%2.d:%.2d\n"), sysTime.wDay, sysTime.wMonth,sysTime.wYear, sysTime.wHour,sysTime.wMinute,sysTime.wSecond);

            psProvCert = WTHelperGetProvCertFromChain(psProvSigner, 0);
            if (psProvCert)
            {
               LPTSTR szCertDesc = GetCertificateDescription(psProvCert->pCert);
               if (szCertDesc)
               {
                  _tprintf(_T("File Signer = %s\n"), szCertDesc);
                  LocalFree(szCertDesc);
               }
            }

            if (psProvSigner->csCounterSigners)
            {
               _tprintf(_T("\n"));
               // Timestamp information
               FileTimeToLocalFileTime(&psProvSigner->pasCounterSigners[0].sftVerifyAsOf, &localFt);
               FileTimeToSystemTime(&localFt, &sysTime);

               _tprintf(_T("Timestamp Date = %.2d/%.2d/%.4d at %.2d:%2.d:%.2d\n"), sysTime.wDay, sysTime.wMonth,sysTime.wYear, sysTime.wHour,sysTime.wMinute,sysTime.wSecond);               
               psProvCert = WTHelperGetProvCertFromChain(&psProvSigner->pasCounterSigners[0], 0);
               if (psProvCert)
               {
                  LPTSTR szCertDesc = GetCertificateDescription(psProvCert->pCert);
                  if (szCertDesc)
                  {
                     _tprintf(_T("Timestamp Signer = %s\n"), szCertDesc);
                     LocalFree(szCertDesc);
                  }
               }
            }
         }
      }
   }
   
   sWintrustData.dwUIChoice = WTD_UI_NONE;
   sWintrustData.dwStateAction = WTD_STATEACTION_CLOSE;
   WinVerifyTrust((HWND)INVALID_HANDLE_VALUE, &guidAction, &sWintrustData);

	return 0;
}

方法二：

#include 
#include 
#include 
#include 
#include 
#include 

#pragma comment(lib, "wintrust")

BOOLEAN IsFileDigitallySigned(PWCHAR FilePath)
{
	//Author: AD, 2009
	PVOID Context;
	HANDLE FileHandle;
	DWORD HashSize = 0;
	PBYTE Buffer;
	PVOID CatalogContext;
	CATALOG_INFO InfoStruct;
	WINTRUST_DATA WintrustStructure;
	WINTRUST_CATALOG_INFO WintrustCatalogStructure;
	WINTRUST_FILE_INFO WintrustFileStructure;
	PWCHAR MemberTag;
	BOOLEAN ReturnFlag = FALSE;
	ULONG ReturnVal;
	GUID ActionGuid = WINTRUST_ACTION_GENERIC_VERIFY_V2;

	//Zero our structures.
	memset(&InfoStruct, 0, sizeof(CATALOG_INFO));
	InfoStruct.cbStruct = sizeof(CATALOG_INFO);
	memset(&WintrustCatalogStructure, 0, sizeof(WINTRUST_CATALOG_INFO));
	WintrustCatalogStructure.cbStruct = sizeof(WINTRUST_CATALOG_INFO);
	memset(&WintrustFileStructure, 0, sizeof(WINTRUST_FILE_INFO));
	WintrustFileStructure.cbStruct = sizeof(WINTRUST_FILE_INFO);

	//Get a context for signature verification.
	if (!CryptCATAdminAcquireContext(&Context, NULL, 0))
	{
		return FALSE;
	}

	//Open file.
	FileHandle = CreateFileW(FilePath, GENERIC_READ, 7, NULL, OPEN_EXISTING, 0, NULL);
	if (INVALID_HANDLE_VALUE == FileHandle)
	{
		CryptCATAdminReleaseContext(Context, 0);
		return FALSE;
	}

	//Get the size we need for our hash.
	CryptCATAdminCalcHashFromFileHandle(FileHandle, &HashSize, NULL, 0);
	if (HashSize == 0)
	{
		//0-sized has means error!
		CryptCATAdminReleaseContext(Context, 0);
		CloseHandle(FileHandle);
		return FALSE;
	}

	//Allocate memory.
	Buffer = (PBYTE)calloc(HashSize, 1);

	//Actually calculate the hash
	if (!CryptCATAdminCalcHashFromFileHandle(FileHandle, &HashSize, Buffer, 0))
	{
		CryptCATAdminReleaseContext(Context, 0);
		free(Buffer);
		CloseHandle(FileHandle);
		return FALSE;
	}

	//Convert the hash to a string.
	MemberTag = (PWCHAR)calloc((HashSize * 2) + 1, sizeof(WCHAR));
	for (unsigned int i = 0; i < HashSize; i++)
	{
		swprintf(&MemberTag[i * 2],100, L"%02X", Buffer[i]);
	}

	//Get catalog for our context.
	CatalogContext = CryptCATAdminEnumCatalogFromHash(Context, Buffer, HashSize, 0, NULL);
	if (CatalogContext)
	{
		//If we couldn't get information
		if (!CryptCATCatalogInfoFromContext(CatalogContext, &InfoStruct, 0))
		{
			//Release the context and set the context to null so it gets picked up below.
			CryptCATAdminReleaseCatalogContext(Context, CatalogContext, 0);
			CatalogContext = NULL;
		}
	}

	//If we have a valid context, we got our info.  
	//Otherwise, we attempt to verify the internal signature.
	if (!CatalogContext)
	{
		WintrustFileStructure.cbStruct = sizeof(WINTRUST_FILE_INFO);
		WintrustFileStructure.pcwszFilePath = FilePath;
		WintrustFileStructure.hFile = NULL;
		WintrustFileStructure.pgKnownSubject = NULL;

		WintrustStructure.cbStruct = sizeof(WINTRUST_DATA);
		WintrustStructure.dwUnionChoice = WTD_CHOICE_FILE;
		WintrustStructure.pFile = &WintrustFileStructure;
		WintrustStructure.dwUIChoice = WTD_UI_NONE;
		WintrustStructure.fdwRevocationChecks = WTD_REVOKE_NONE;
		WintrustStructure.dwStateAction = WTD_STATEACTION_IGNORE;
		WintrustStructure.dwProvFlags = WTD_SAFER_FLAG;
		WintrustStructure.hWVTStateData = NULL;
		WintrustStructure.pwszURLReference = NULL;
	}
	else
	{
		//If we get here, we have catalog info!  Verify it.
		WintrustStructure.cbStruct = sizeof(WINTRUST_DATA);
		WintrustStructure.pPolicyCallbackData = 0;
		WintrustStructure.pSIPClientData = 0;
		WintrustStructure.dwUIChoice = WTD_UI_NONE;
		WintrustStructure.fdwRevocationChecks = WTD_REVOKE_NONE;
		WintrustStructure.dwUnionChoice = WTD_CHOICE_CATALOG;
		WintrustStructure.pCatalog = &WintrustCatalogStructure;
		WintrustStructure.dwStateAction = WTD_STATEACTION_VERIFY;
		WintrustStructure.hWVTStateData = NULL;
		WintrustStructure.pwszURLReference = NULL;
		WintrustStructure.dwProvFlags = 0;
		WintrustStructure.dwUIContext = WTD_UICONTEXT_EXECUTE;

		//Fill in catalog info structure.
		WintrustCatalogStructure.cbStruct = sizeof(WINTRUST_CATALOG_INFO);
		WintrustCatalogStructure.dwCatalogVersion = 0;
		WintrustCatalogStructure.pcwszCatalogFilePath = InfoStruct.wszCatalogFile;
		WintrustCatalogStructure.pcwszMemberTag = MemberTag;
		WintrustCatalogStructure.pcwszMemberFilePath = FilePath;
		WintrustCatalogStructure.hMemberFile = NULL;
	}

	//Call our verification function.
	ReturnVal = WinVerifyTrust(0, &ActionGuid, &WintrustStructure);

	//Check return.
	ReturnFlag = SUCCEEDED(ReturnVal);

	//Free context.
	if (CatalogContext)
		CryptCATAdminReleaseCatalogContext(Context, CatalogContext, 0);

	//If we successfully verified, we need to free.
	if (ReturnFlag)
	{
		WintrustStructure.dwStateAction = WTD_STATEACTION_CLOSE;
		WinVerifyTrust(0, &ActionGuid, &WintrustStructure);
	}

	//Free memory.
	free(MemberTag);
	free(Buffer);
	CloseHandle(FileHandle);
	CryptCATAdminReleaseContext(Context, 0);

	return ReturnFlag;
}

int _tmain(int argc, _TCHAR* argv[])
{
	IsFileDigitallySigned(L"C:\\Windows\\System32\\svchost.exe");
}

方法三：

//验证数字签名有效性  xp下不兼容，为使xp下可用，暂不使用此代码
DWORD VerifyEmbeddedSignatures(_In_ PCWSTR FileName,
	_In_ HANDLE FileHandle,
	_In_ bool UseStrongSigPolicy);

DWORD VerifyCatalogSignature(_In_ HANDLE FileHandle,
	_In_ bool UseStrongSigPolicy);

BOOL VerifyFileSig(char *pFileName);


//
// 以下为验证数字签名有效性    xp下不兼容，为使xp下可用，暂不使用此代码
//

BOOL CheckFileTrust2(LPCWSTR lpFileName)	//传进来的必须是LPCWSTR型的，不可以是char*
{
	BOOL bRet = FALSE;
	WINTRUST_DATA wd = { 0 };
	WINTRUST_FILE_INFO wfi = { 0 };
	WINTRUST_CATALOG_INFO wci = { 0 };
	CATALOG_INFO ci = { 0 };
	HCATADMIN hCatAdmin = NULL;
	if (!CryptCATAdminAcquireContext(&hCatAdmin, NULL, 0))
	{
		return FALSE;
	}
	HANDLE hFile = CreateFileW(lpFileName, GENERIC_READ, FILE_SHARE_READ,
		NULL, OPEN_EXISTING, 0, NULL);
	if (INVALID_HANDLE_VALUE == hFile)
	{
		CryptCATAdminReleaseContext(hCatAdmin, 0);
		return FALSE;
	}
	DWORD dwCnt = 100;
	BYTE byHash[100];
	CryptCATAdminCalcHashFromFileHandle(hFile, &dwCnt, byHash, 0);
	CloseHandle(hFile);
	LPWSTR pszMemberTag = new WCHAR[dwCnt * 2 + 1];
	for (DWORD dw = 0; dw < dwCnt; ++dw)
	{
		wsprintfW(&pszMemberTag[dw * 2], L"%02X", byHash[dw]);
	}
	HCATINFO hCatInfo = CryptCATAdminEnumCatalogFromHash(hCatAdmin,
		byHash, dwCnt, 0, NULL);
	if (NULL == hCatInfo)
	{
		wfi.cbStruct = sizeof(WINTRUST_FILE_INFO);
		wfi.pcwszFilePath = lpFileName;
		wfi.hFile = NULL;
		wfi.pgKnownSubject = NULL;
		wd.cbStruct = sizeof(WINTRUST_DATA);
		wd.dwUnionChoice = WTD_CHOICE_FILE;
		wd.pFile = &wfi;
		wd.dwUIChoice = WTD_UI_NONE;
		wd.fdwRevocationChecks = WTD_REVOKE_NONE;
		wd.dwStateAction = WTD_STATEACTION_IGNORE;
		wd.dwProvFlags = WTD_SAFER_FLAG;
		wd.hWVTStateData = NULL;
		wd.pwszURLReference = NULL;
	}
	else
	{
		CryptCATCatalogInfoFromContext(hCatInfo, &ci, 0);
		wci.cbStruct = sizeof(WINTRUST_CATALOG_INFO);
		wci.pcwszCatalogFilePath = ci.wszCatalogFile;
		wci.pcwszMemberFilePath = lpFileName;
		wci.pcwszMemberTag = pszMemberTag;
		wd.cbStruct = sizeof(WINTRUST_DATA);
		wd.dwUnionChoice = WTD_CHOICE_CATALOG;
		wd.pCatalog = &wci;
		wd.dwUIChoice = WTD_UI_NONE;
		wd.fdwRevocationChecks = WTD_STATEACTION_VERIFY;
		wd.dwProvFlags = 0;
		wd.hWVTStateData = NULL;
		wd.pwszURLReference = NULL;
	}
	GUID action = WINTRUST_ACTION_GENERIC_VERIFY_V2;
	HRESULT hr = WinVerifyTrust(NULL, &action, &wd);
	bRet = SUCCEEDED(hr);
	if (NULL != hCatInfo)
	{
		CryptCATAdminReleaseCatalogContext(hCatAdmin, hCatInfo, 0);
	}
	CryptCATAdminReleaseContext(hCatAdmin, 0);
	delete[] pszMemberTag;
	return bRet;
}

//----------------------------------------------------------------------------
//
//  VerifyEmbeddedSignatures
//  Verifies all embedded signatures of a file
//
//----------------------------------------------------------------------------
DWORD VerifyEmbeddedSignatures(_In_ PCWSTR FileName,
	_In_ HANDLE FileHandle,
	_In_ bool UseStrongSigPolicy)
{
	DWORD Error = ERROR_SUCCESS;
	bool WintrustCalled = false;
	GUID GenericActionId = WINTRUST_ACTION_GENERIC_VERIFY_V2;
	WINTRUST_DATA WintrustData = {};
	WINTRUST_FILE_INFO FileInfo = {};
	WINTRUST_SIGNATURE_SETTINGS SignatureSettings = {};
	CERT_STRONG_SIGN_PARA StrongSigPolicy = {};

	// Setup data structures for calling WinVerifyTrust
	WintrustData.cbStruct = sizeof(WINTRUST_DATA);
	WintrustData.dwStateAction = WTD_STATEACTION_VERIFY;
	WintrustData.dwUIChoice = WTD_UI_NONE;
	WintrustData.fdwRevocationChecks = WTD_REVOKE_NONE;
	WintrustData.dwUnionChoice = WTD_CHOICE_FILE;

	FileInfo.cbStruct = sizeof(WINTRUST_FILE_INFO_);
	FileInfo.hFile = FileHandle;
	FileInfo.pcwszFilePath = FileName;
	WintrustData.pFile = &FileInfo;

	//
	// First verify the primary signature (index 0) to determine how many secondary signatures
	// are present. We use WSS_VERIFY_SPECIFIC and dwIndex to do this, also setting 
	// WSS_GET_SECONDARY_SIG_COUNT to have the number of secondary signatures returned.
	//
	SignatureSettings.cbStruct = sizeof(WINTRUST_SIGNATURE_SETTINGS);
	SignatureSettings.dwFlags = WSS_GET_SECONDARY_SIG_COUNT | WSS_VERIFY_SPECIFIC;
	SignatureSettings.dwIndex = 0;
	WintrustData.pSignatureSettings = &SignatureSettings;

	if (UseStrongSigPolicy != false)
	{
		StrongSigPolicy.cbSize = sizeof(CERT_STRONG_SIGN_PARA);
		StrongSigPolicy.dwInfoChoice = CERT_STRONG_SIGN_OID_INFO_CHOICE;
		StrongSigPolicy.pszOID = szOID_CERT_STRONG_SIGN_OS_CURRENT;
		WintrustData.pSignatureSettings->pCryptoPolicy = &StrongSigPolicy;
	}

	wprintf(L"Verifying primary signature... ");
	Error = WinVerifyTrust(NULL, &GenericActionId, &WintrustData);
	WintrustCalled = true;
	if (Error != ERROR_SUCCESS)
	{
		goto Cleanup;
	}

	wprintf(L"Success!\n");

	wprintf(L"Found %d secondary signatures\n", WintrustData.pSignatureSettings->cSecondarySigs);

	// Now attempt to verify all secondary signatures that were found
	for (DWORD x = 1; x <= WintrustData.pSignatureSettings->cSecondarySigs; x++)
	{
		wprintf(L"Verify secondary signature at index %d... ", x);

		// Need to clear the previous state data from the last call to WinVerifyTrust
		WintrustData.dwStateAction = WTD_STATEACTION_CLOSE;
		Error = WinVerifyTrust(NULL, &GenericActionId, &WintrustData);
		if (Error != ERROR_SUCCESS)
		{
			//No need to call WinVerifyTrust again
			WintrustCalled = false;
			goto Cleanup;
		}

		WintrustData.hWVTStateData = NULL;

		// Caller must reset dwStateAction as it may have been changed during the last call
		WintrustData.dwStateAction = WTD_STATEACTION_VERIFY;
		WintrustData.pSignatureSettings->dwIndex = x;
		Error = WinVerifyTrust(NULL, &GenericActionId, &WintrustData);
		if (Error != ERROR_SUCCESS)
		{
			goto Cleanup;
		}

		wprintf(L"Success!\n");
	}

Cleanup:

	//
	// Caller must call WinVerifyTrust with WTD_STATEACTION_CLOSE to free memory
	// allocate by WinVerifyTrust
	//
	if (WintrustCalled != false)
	{
		WintrustData.dwStateAction = WTD_STATEACTION_CLOSE;
		WinVerifyTrust(NULL, &GenericActionId, &WintrustData);
	}

	return Error;
}


//----------------------------------------------------------------------------
//
//  VerifyCatalogSignature
//  Looks up a file by hash in the system catalogs. 
//
//----------------------------------------------------------------------------
DWORD VerifyCatalogSignature(_In_ HANDLE FileHandle,
	_In_ bool UseStrongSigPolicy)
{
	DWORD Error = ERROR_SUCCESS;
	bool Found = false;
	HCATADMIN CatAdminHandle = NULL;
	HCATINFO CatInfoHandle = NULL;
	DWORD HashLength = 0;
	PBYTE HashData = NULL;
	CERT_STRONG_SIGN_PARA SigningPolicy = {};

	if (UseStrongSigPolicy != false)
	{
		SigningPolicy.cbSize = sizeof(CERT_STRONG_SIGN_PARA);
		SigningPolicy.dwInfoChoice = CERT_STRONG_SIGN_OID_INFO_CHOICE;
		SigningPolicy.pszOID = szOID_CERT_STRONG_SIGN_OS_CURRENT;
		if (!CryptCATAdminAcquireContext2(
			&CatAdminHandle,
			NULL,
			BCRYPT_SHA256_ALGORITHM,
			&SigningPolicy,
			0))
		{
			Error = GetLastError();
			goto Cleanup;
		}
	}
	else
	{
		if (!CryptCATAdminAcquireContext2(
			&CatAdminHandle,
			NULL,
			BCRYPT_SHA256_ALGORITHM,
			NULL,
			0))
		{
			Error = GetLastError();
			goto Cleanup;
		}
	}

	// Get size of hash to be used
	if (!CryptCATAdminCalcHashFromFileHandle2(
		CatAdminHandle,
		FileHandle,
		&HashLength,
		NULL,
		NULL))
	{
		Error = GetLastError();
		goto Cleanup;
	}

	HashData = (PBYTE)HeapAlloc(GetProcessHeap(), 0, HashLength);
	if (HashData == NULL)
	{
		Error = ERROR_OUTOFMEMORY;
		goto Cleanup;
	}

	// Generate hash for a give file
	if (!CryptCATAdminCalcHashFromFileHandle2(
		CatAdminHandle,
		FileHandle,
		&HashLength,
		HashData,
		NULL))
	{
		Error = GetLastError();
		goto Cleanup;
	}

	// Find the first catalog containing this hash
	CatInfoHandle = NULL;
	CatInfoHandle = CryptCATAdminEnumCatalogFromHash(
		CatAdminHandle,
		HashData,
		HashLength,
		0,
		&CatInfoHandle);

	while (CatInfoHandle != NULL)
	{
		CATALOG_INFO catalogInfo = {};
		catalogInfo.cbStruct = sizeof(catalogInfo);
		Found = true;

		if (!CryptCATCatalogInfoFromContext(
			CatInfoHandle,
			&catalogInfo,
			0))
		{
			Error = GetLastError();
			break;
		}

		wprintf(L"Hash was found in catalog %s\n\n", catalogInfo.wszCatalogFile);

		// Look for the next catalog containing the file's hash
		CatInfoHandle = CryptCATAdminEnumCatalogFromHash(
			CatAdminHandle,
			HashData,
			HashLength,
			0,
			&CatInfoHandle);
	}

	if (Found != true)
	{
		Error = S_FALSE;
		wprintf(L"Hash was not found in any catalogs.\n");
	}

Cleanup:
	if (CatAdminHandle != NULL)
	{
		if (CatInfoHandle != NULL)
		{
			CryptCATAdminReleaseCatalogContext(CatAdminHandle, CatInfoHandle, 0);
		}

		CryptCATAdminReleaseContext(CatAdminHandle, 0);
	}

	if (HashData != NULL)
	{
		HeapFree(GetProcessHeap(), 0, HashData);
	}

	return Error;
}

BOOL VerifyFileSig(char *pFileName)
{
	bool UseStrongSigPolicy = false;
	WCHAR FilePathW[MAX_PATH] = { 0 };	//把char型的路径转换成wchar，CheckFileTrust必须传入wchar
	if (str::MByteToWChar(pFileName, FilePathW, MAX_PATH))
	{
		if (CheckFileTrust2(FilePathW))
		{
			return TRUE;
		}

		HANDLE FileHandle = CreateFileW(FilePathW,
			GENERIC_READ,
			FILE_SHARE_READ,
			NULL,
			OPEN_EXISTING,
			0,
			NULL);
		if (FileHandle == INVALID_HANDLE_VALUE)
		{
			return FALSE;
		}

		HRESULT hr = VerifyCatalogSignature(FileHandle, UseStrongSigPolicy);
		if (SUCCEEDED(hr))
		{
			hr = VerifyEmbeddedSignatures(FilePathW, FileHandle, UseStrongSigPolicy);
			CloseHandle(FileHandle);
			return SUCCEEDED(hr);// ? FALSE : TRUE;
		}
		else
		{
			CloseHandle(FileHandle);
			return TRUE;
		}
	}

	return FALSE;
}



//int __cdecl wmain(_In_ unsigned int argc, _In_reads_(argc) PCWSTR wargv[])
//{
//	DWORD Error = ERROR_SUCCESS;
//	HANDLE FileHandle = INVALID_HANDLE_VALUE;
//	DWORD ArgStart = 1;
//	bool UseStrongSigPolicy = false;
//
//	if (argc < 3 || argc > 4)
//	{
//		PrintUsage(wargv[0]);
//		Error = ERROR_INVALID_PARAMETER;
//		goto Cleanup;
//	}
//
//	if (_wcsicmp(wargv[ArgStart], L"-p") == 0)
//	{
//		UseStrongSigPolicy = true;
//		ArgStart++;
//	}
//
//	if (ArgStart + 1 >= argc)
//	{
//		PrintUsage(wargv[0]);
//		Error = ERROR_INVALID_PARAMETER;
//		goto Cleanup;
//	}
//
//	if ((wcslen(wargv[ArgStart]) != 2) ||
//		((_wcsicmp(wargv[ArgStart], L"-c") != 0) &&
//			(_wcsicmp(wargv[ArgStart], L"-e") != 0)))
//	{
//		PrintUsage(wargv[0]);
//		Error = ERROR_INVALID_PARAMETER;
//		goto Cleanup;
//	}
//
//	FileHandle = CreateFileW(wargv[ArgStart + 1],
//		GENERIC_READ,
//		FILE_SHARE_READ,
//		NULL,
//		OPEN_EXISTING,
//		0,
//		NULL);
//	if (FileHandle == INVALID_HANDLE_VALUE)
//	{
//		Error = GetLastError();
//		PrintError(Error);
//		goto Cleanup;
//	}
//
//	if (_wcsicmp(wargv[ArgStart], L"-c") == 0)
//	{
//		Error = VerifyCatalogSignature(FileHandle, UseStrongSigPolicy);
//	}
//	else if (_wcsicmp(wargv[ArgStart], L"-e") == 0)
//	{
//		Error = VerifyEmbeddedSignatures(wargv[ArgStart + 1], FileHandle, UseStrongSigPolicy);
//	}
//	else
//	{
//		PrintUsage(wargv[0]);
//		Error = ERROR_INVALID_PARAMETER;
//	}
//
//Cleanup:
//	if (FileHandle != INVALID_HANDLE_VALUE)
//	{
//		CloseHandle(FileHandle);
//	}
//
//	return Error;
//}