PE数字证书验证 

 1 #include "stdafx.h"
 2 #include <windows.h>
 3 #include <Wintrust.h>
 4 #include <SoftPub.h>
 5 #include <Mscat.h>
 6 
 7 #pragma comment(lib,"WinTrust.lib")
 8 
 9 BOOL CheckFileTrust( LPCWSTR lpFileName )
10 {
11     BOOL bRet = FALSE;
12     WINTRUST_DATA wd = { 0 };
13     WINTRUST_FILE_INFO wfi = { 0 };
14     WINTRUST_CATALOG_INFO wci = { 0 };
15     CATALOG_INFO ci = { 0 };
16 
17     HCATADMIN hCatAdmin = NULL;
18     if ( !CryptCATAdminAcquireContext( &hCatAdmin, NULL, 0 ) )
19     {
20         return FALSE;
21     }
22 
23     HANDLE hFile = CreateFileW( lpFileName, GENERIC_READ, FILE_SHARE_READ,
24         NULL, OPEN_EXISTING, 0, NULL );
25     if ( INVALID_HANDLE_VALUE == hFile )
26     {
27         CryptCATAdminReleaseContext( hCatAdmin, 0 );
28         return FALSE;
29     }
30 
31     DWORD dwCnt = 100;
32     BYTE byHash[100];
33     CryptCATAdminCalcHashFromFileHandle( hFile, &dwCnt, byHash, 0 );
34     CloseHandle( hFile );
35 
36     LPWSTR pszMemberTag = new WCHAR[dwCnt * 2 + 1];
37     for ( DWORD dw = 0; dw < dwCnt; ++dw )
38     {
39         wsprintfW( &pszMemberTag[dw * 2], L"%02X", byHash[dw] );
40     }
41 
42     HCATINFO hCatInfo = CryptCATAdminEnumCatalogFromHash( hCatAdmin,
43         byHash, dwCnt, 0, NULL );
44     if ( NULL == hCatInfo )
45     {
46         wfi.cbStruct       = sizeof( WINTRUST_FILE_INFO );
47         wfi.pcwszFilePath  = lpFileName;
48         wfi.hFile          = NULL;
49         wfi.pgKnownSubject = NULL;
50 
51         wd.cbStruct            = sizeof( WINTRUST_DATA );
52         wd.dwUnionChoice       = WTD_CHOICE_FILE;
53         wd.pFile               = &wfi;
54         wd.dwUIChoice          = WTD_UI_NONE;
55         wd.fdwRevocationChecks = WTD_REVOKE_NONE;
56         wd.dwStateAction       = WTD_STATEACTION_IGNORE;
57         wd.dwProvFlags         = WTD_SAFER_FLAG;
58         wd.hWVTStateData       = NULL;
59         wd.pwszURLReference    = NULL;
60     }
61     else
62     {
63         CryptCATCatalogInfoFromContext( hCatInfo, &ci, 0 );
64         wci.cbStruct             = sizeof( WINTRUST_CATALOG_INFO );
65         wci.pcwszCatalogFilePath = ci.wszCatalogFile;
66         wci.pcwszMemberFilePath  = lpFileName;
67         wci.pcwszMemberTag       = pszMemberTag;
68 
69         wd.cbStruct            = sizeof( WINTRUST_DATA );
70         wd.dwUnionChoice       = WTD_CHOICE_CATALOG;
71         wd.pCatalog            = &wci;
72         wd.dwUIChoice          = WTD_UI_NONE;
73         wd.fdwRevocationChecks = WTD_STATEACTION_VERIFY;
74         wd.dwProvFlags         = 0;
75         wd.hWVTStateData       = NULL;
76         wd.pwszURLReference    = NULL;
77     }
78     GUID action = WINTRUST_ACTION_GENERIC_VERIFY_V2;
79     HRESULT hr  = WinVerifyTrust( NULL, &action, &wd );
80     bRet        = SUCCEEDED( hr );
81 
82     if ( NULL != hCatInfo )
83     {
84         CryptCATAdminReleaseContext( hCatInfo, 0 );
85     }
86     CryptCATAdminReleaseCatalogContext( hCatAdmin, hCatInfo, 0 );
87     delete[] pszMemberTag;
88     return bRet;
89 }

 

posted on 2012-12-18 12:05  WoLF89  阅读(654)  评论(0)    收藏  举报

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