#include <stdio.h>
#include <tchar.h>
#include <locale.h>
#include <Windows.h>
#include <Softpub.h>
#include <wincrypt.h>
#include <wintrust.h>
#include <mscat.h>
#pragma comment(lib, "wintrust")
BOOLEAN IsFileDigitallySigned(TCHAR* 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], 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 main(void)
{
_tsetlocale(LC_ALL, _T("korean"));
TCHAR * test = _T("C:\Users\Ko-PC\Documents\Visual Studio 2015\Projects\IsFileDigitallySigned\Debug");
IsFileDigitallySigned(test);
return 0;
}
그래서 C 바로 밑에 넣고 실행 해보았었습니다. 역시나 안열리구요....
나름 수정해봤는데도 잘 안되고 방법좀 알려주시면 감사하겠습니다. ㅠㅠ
