Implement SHA1 checksum in new RAPPS. Patch by Mark Jansen.

CORE-10908 #resolve svn path=/trunk/; revision=71020
2024-12-31 19:42:51 +00:00 · 2016-03-18 06:40:39 +00:00 · 2016-03-18 06:40:39 +00:00 · acf15ae965
commit acf15ae965
parent 32d02efe94
28 changed files with 174 additions and 2 deletions
--- a/reactos/base/applications/rapps_new/CMakeLists.txt
+++ b/reactos/base/applications/rapps_new/CMakeLists.txt
@ -3,6 +3,7 @@ project(RAPPS_NEW)
 set_cpp(WITH_RUNTIME)

 include_directories(${REACTOS_SOURCE_DIR}/lib/atl)
+include_directories(${REACTOS_SOURCE_DIR}/lib/cryptlib)

 list(APPEND SOURCE
    aboutdlg.cpp
@ -10,6 +11,7 @@ list(APPEND SOURCE
    gui.cpp
    installdlg.cpp
    installed.cpp
+    integrity.cpp
    loaddlg.cpp
    misc.cpp
    settingsdlg.cpp
--- a/reactos/base/applications/rapps_new/available.cpp
+++ b/reactos/base/applications/rapps_new/available.cpp
@ -260,6 +260,7 @@ skip_if_cached:
            GET_STRING2(L"Size",        Info->szSize);
            GET_STRING2(L"URLSite",     Info->szUrlSite);
            GET_STRING2(L"CDPath",      Info->szCDPath);
+            GET_STRING2(L"SHA1",        Info->szSHA1);
        }

        if (!lpEnumProc(Info))
--- a/reactos/base/applications/rapps_new/integrity.cpp
+++ b/reactos/base/applications/rapps_new/integrity.cpp
@ -0,0 +1,61 @@
+/*
+ * PROJECT:         ReactOS Applications Manager
+ * LICENSE:         GPL - See COPYING in the top level directory
+ * FILE:            base/applications/rapps_new/integrity.cpp
+ * PURPOSE:         Various integrity check mechanisms
+ * PROGRAMMERS:     Ismael Ferreras Morezuelas (swyterzone+ros@gmail.com)
+ *                  Mark Jansen
+ */
+
+#include "rapps.h"
+#include <sha1.h>
+
+
+BOOL VerifyInteg(LPCWSTR lpSHA1Hash, LPCWSTR lpFileName)
+{
+    BOOL ret = FALSE;
+
+    /* first off, does it exist at all? */
+    HANDLE file = CreateFileW(lpFileName, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_READONLY, NULL);
+
+    if (file == INVALID_HANDLE_VALUE)
+        return FALSE;
+
+    /* let's grab the actual file size to organize the mmap'ing rounds */
+    LARGE_INTEGER size;
+    GetFileSizeEx(file, &size);
+
+    /* retrieve a handle to map the file contents to memory */
+    HANDLE map = CreateFileMappingW(file, NULL, PAGE_READONLY, 0, 0, NULL);
+    if (map)
+    {
+        /* map that thing in address space */
+        const unsigned char *file_map = static_cast<const unsigned char *>(MapViewOfFile(map, FILE_MAP_READ, 0, 0, 0));
+        if (file_map)
+        {
+            SHA_CTX ctx;
+            /* initialize the SHA-1 context */
+            A_SHAInit(&ctx);
+
+            /* feed the data to the cookie monster */
+            A_SHAUpdate(&ctx, file_map, size.LowPart);
+
+            /* cool, we don't need this anymore */
+            UnmapViewOfFile(file_map);
+
+            /* we're done, compute the final hash */
+            ULONG sha[5];
+            A_SHAFinal(&ctx, sha);
+
+            WCHAR buf[(sizeof(sha) * 2) + 1];
+            for (UINT i = 0; i < sizeof(sha); i++)
+                swprintf(buf + 2 * i, L"%02x", ((unsigned char *)sha)[i]);
+            /* does the resulting SHA1 match with the provided one? */
+            if (!_wcsicmp(buf, lpSHA1Hash))
+                ret = TRUE;
+        }
+        CloseHandle(map);
+    }
+    CloseHandle(file);
+    return ret;
+}
--- a/reactos/base/applications/rapps_new/lang/bg-BG.rc
+++ b/reactos/base/applications/rapps_new/lang/bg-BG.rc
@ -201,4 +201,7 @@ BEGIN
    IDS_INFORMATION "Сведения"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Премахването на данните за приложението от регистъра е невъзможно!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/cs-CZ.rc
+++ b/reactos/base/applications/rapps_new/lang/cs-CZ.rc
@ -202,4 +202,7 @@ BEGIN
    IDS_INFORMATION "Informace"
    IDS_UNABLE_TO_DOWNLOAD "Soubor se nepodařilo stáhnout! Adresa nenalezena!"
    IDS_UNABLE_TO_REMOVE "Nepodařilo se odstranit data programu z registru!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/de-DE.rc
+++ b/reactos/base/applications/rapps_new/lang/de-DE.rc
@ -197,4 +197,7 @@ BEGIN
    IDS_INFORMATION "Informationen"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Konnte die Daten nicht aus der Registry löschen!"
+    IDS_CERT_DOES_NOT_MATCH "Überprüfung des SSL-Zertifikats fehlgeschlagen."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/en-US.rc
+++ b/reactos/base/applications/rapps_new/lang/en-US.rc
@ -197,4 +197,7 @@ BEGIN
    IDS_INFORMATION "Information"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Unable to remove data on the program from the registry!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/es-ES.rc
+++ b/reactos/base/applications/rapps_new/lang/es-ES.rc
@ -200,4 +200,7 @@ BEGIN
    IDS_INFORMATION "Información"
    IDS_UNABLE_TO_DOWNLOAD "No se pudo descargar el paquete. No se ha encontrado la dirección de Internet."
    IDS_UNABLE_TO_REMOVE "No se pudieron borrar del Registro los datos de instalación del programa."
+    IDS_CERT_DOES_NOT_MATCH "Ha fallado la comprobación del certificado SSL."
+    IDS_INTEG_CHECK_TITLE "Verificando integridad del paquete..."
+    IDS_INTEG_CHECK_FAIL "El paquete no ha pasado la comprobación de integridad, puede haber sido alterado o estar corrupto. No se recomienda ejecutarlo."
 END
--- a/reactos/base/applications/rapps_new/lang/fr-FR.rc
+++ b/reactos/base/applications/rapps_new/lang/fr-FR.rc
@ -197,4 +197,7 @@ BEGIN
    IDS_INFORMATION "Information"
    IDS_UNABLE_TO_DOWNLOAD "Impossible de télécharger le paquet : adresse introuvable !"
    IDS_UNABLE_TO_REMOVE "Impossible de supprimer du registre les données du programme !"
+    IDS_CERT_DOES_NOT_MATCH "La vérification du certificat SSL a échoué."
+    IDS_INTEG_CHECK_TITLE "Vérification de l'intégrité du paquet..."
+    IDS_INTEG_CHECK_FAIL "Le contrôle d'intégrité du paquet a échoué, il se peut qu'il ait été corrompu ou altéré au cours du téléchargement. L'exécution du programme n'est pas recommandée."
 END
--- a/reactos/base/applications/rapps_new/lang/he-IL.rc
+++ b/reactos/base/applications/rapps_new/lang/he-IL.rc
@ -199,4 +199,7 @@ BEGIN
    IDS_INFORMATION "מידע"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Unable to remove data on the program from the registry!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/it-IT.rc
+++ b/reactos/base/applications/rapps_new/lang/it-IT.rc
@ -197,4 +197,7 @@ BEGIN
    IDS_INFORMATION "Informazioni"
    IDS_UNABLE_TO_DOWNLOAD "Impossibile scaricare il pacchetto! Indirizzo non trovato!"
    IDS_UNABLE_TO_REMOVE "Impossibile cancellare i dati dal registro!"
+	IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+	IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+	IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/ja-JP.rc
+++ b/reactos/base/applications/rapps_new/lang/ja-JP.rc
@ -197,4 +197,7 @@ BEGIN
    IDS_INFORMATION "情報"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "レジストリからこのプログラムに関するデータを削除できません!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/no-NO.rc
+++ b/reactos/base/applications/rapps_new/lang/no-NO.rc
@ -197,4 +197,7 @@ BEGIN
    IDS_INFORMATION "Information"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Unable to remove data on the program from the registry!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/pl-PL.rc
+++ b/reactos/base/applications/rapps_new/lang/pl-PL.rc
@ -205,4 +205,7 @@ BEGIN
    IDS_INFORMATION "Informacja"
    IDS_UNABLE_TO_DOWNLOAD "Nie można pobrać pakietu! Nie znaleziono adresu!"
    IDS_UNABLE_TO_REMOVE "Nie można było usunąć wpisu z rejestru!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/pt-BR.rc
+++ b/reactos/base/applications/rapps_new/lang/pt-BR.rc
@ -199,4 +199,7 @@ BEGIN
    IDS_INFORMATION "Informações"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Não foi possível remover as informações do programa do registro!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/ro-RO.rc
+++ b/reactos/base/applications/rapps_new/lang/ro-RO.rc
@ -203,4 +203,7 @@ BEGIN
    IDS_INFORMATION "Informație"
    IDS_UNABLE_TO_DOWNLOAD "Pachetul nu poate fi descărcat! Adresa nu este găsită!"
    IDS_UNABLE_TO_REMOVE "Nu se pot elimina datele din registru pentru acest program!"
+    IDS_CERT_DOES_NOT_MATCH "Verificarea certificatului SSL a eșuat."    
+    IDS_INTEG_CHECK_TITLE "Se verifică integritatea pachetului…"
+    IDS_INTEG_CHECK_FAIL "Pachetul nu a trecut de verificarea de integritate. Utilizarea programului nu este recomandată."
 END
--- a/reactos/base/applications/rapps_new/lang/ru-RU.rc
+++ b/reactos/base/applications/rapps_new/lang/ru-RU.rc
@ -197,4 +197,7 @@ BEGIN
    IDS_INFORMATION "Информация"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Не удалось удалить данные о программе из реестра!"
+    IDS_CERT_DOES_NOT_MATCH "Ошибка проверки SSL сертификата."
+    IDS_INTEG_CHECK_TITLE "Проверка целостности приложения..."
+    IDS_INTEG_CHECK_FAIL "Приложение не прошло проверку целостности, возможно оно было повреждено или подменено. Запуск приложения не рекомендуется."
 END
--- a/reactos/base/applications/rapps_new/lang/sk-SK.rc
+++ b/reactos/base/applications/rapps_new/lang/sk-SK.rc
@ -202,4 +202,7 @@ BEGIN
    IDS_INFORMATION "Informácie"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Nie je možné odstrániť z registrov údaje o programe!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/sq-AL.rc
+++ b/reactos/base/applications/rapps_new/lang/sq-AL.rc
@ -201,4 +201,7 @@ BEGIN
    IDS_INFORMATION "Informacione"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "E pamundur te fshihen informacionet e programit nga regjistri!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/sv-SE.rc
+++ b/reactos/base/applications/rapps_new/lang/sv-SE.rc
@ -204,4 +204,7 @@ BEGIN
    IDS_INFORMATION "Information"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Det gick ej att ta bort programmets data från registret!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/tr-TR.rc
+++ b/reactos/base/applications/rapps_new/lang/tr-TR.rc
@ -199,4 +199,7 @@ BEGIN
    IDS_INFORMATION "Bilgi"
    IDS_UNABLE_TO_DOWNLOAD "Paket indirilemez! Adres bulunamadı!"
    IDS_UNABLE_TO_REMOVE "İzlencenin girişi değer defterinden silinemiyor."
+    IDS_CERT_DOES_NOT_MATCH "SSL onay belgesi doğrulaması başarısız."
+    IDS_INTEG_CHECK_TITLE "Paket bütünlüğü doğrulanıyor..."
+    IDS_INTEG_CHECK_FAIL "Paket bütünlük denetimini geçmedi, bozulmuş veyâ indirme esnâsında oynanmış olabilir. Yazılımı çalıştırmak önerilmez."
 END
--- a/reactos/base/applications/rapps_new/lang/uk-UA.rc
+++ b/reactos/base/applications/rapps_new/lang/uk-UA.rc
@ -205,4 +205,7 @@ BEGIN
    IDS_INFORMATION "Інформація"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "Не вдалося видалити дані про програму з реєстру!"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/zh-CN.rc
+++ b/reactos/base/applications/rapps_new/lang/zh-CN.rc
@ -199,4 +199,7 @@ BEGIN
    IDS_INFORMATION "信息"
    IDS_UNABLE_TO_DOWNLOAD "无法下载该软件包 ！找不到网络的地址 ！"
    IDS_UNABLE_TO_REMOVE "无法从注册表删除该程序的数据！"
+    IDS_CERT_DOES_NOT_MATCH "SSL certificate verification failed."
+    IDS_INTEG_CHECK_TITLE "Verifying package integrity..."
+    IDS_INTEG_CHECK_FAIL "The package did not pass the integrity check, it may have been corrupted or tampered with during downloading. Running the software is not recommended."
 END
--- a/reactos/base/applications/rapps_new/lang/zh-TW.rc
+++ b/reactos/base/applications/rapps_new/lang/zh-TW.rc
@ -199,4 +199,7 @@ BEGIN
    IDS_INFORMATION "資訊"
    IDS_UNABLE_TO_DOWNLOAD "Unable to download the package! Address not found!"
    IDS_UNABLE_TO_REMOVE "無法從登錄檔刪除該程式的資料！"
+    IDS_CERT_DOES_NOT_MATCH "SSL 憑證驗證失敗。"
+    IDS_INTEG_CHECK_TITLE "驗證套裝軟體的完整性..."
+    IDS_INTEG_CHECK_FAIL "包沒有通過完整性檢查，它可能已損壞，或者在下載過程中篡改。建議您不要運行該軟體。"
 END
--- a/reactos/base/applications/rapps_new/loaddlg.cpp
+++ b/reactos/base/applications/rapps_new/loaddlg.cpp
@ -207,6 +207,13 @@ ThreadFunc(LPVOID Context)
    if (FAILED(StringCbCatW(path, sizeof(path), p + 1)))
        goto end;

+    if (!bCab && AppInfo->szSHA1[0] != 0 && GetFileAttributesW(path) != INVALID_FILE_ATTRIBUTES)
+    {
+        /* only open it in case of total correctness */
+        if (VerifyInteg(AppInfo->szSHA1, path))
+            goto run;
+    }
+
    /* download it */
    bTempfile = TRUE;
    CDownloadDialog_Constructor(Dlg, &bCancelled, IID_PPV_ARG(IBindStatusCallback, &dl));
@ -293,8 +300,32 @@ ThreadFunc(LPVOID Context)
    if (bCancelled)
        goto end;

+    /* if this thing isn't a RAPPS update and it has a SHA-1 checksum
+       verify its integrity by using the native advapi32.A_SHA1 functions */
+    if (!bCab && AppInfo->szSHA1[0] != 0)
+    {
+        WCHAR szMsgText[MAX_STR_LEN];
+
+        /* change a few strings in the download dialog to reflect the verification process */
+        LoadStringW(hInst, IDS_INTEG_CHECK_TITLE, szMsgText, _countof(szMsgText));
+
+        SetWindowText(Dlg, szMsgText);
+        SendMessageW(GetDlgItem(Dlg, IDC_DOWNLOAD_STATUS), WM_SETTEXT, 0, (LPARAM)path);
+
+        /* this may take a while, depending on the file size */
+        if (!VerifyInteg(AppInfo->szSHA1, path))
+        {
+            if (!LoadStringW(hInst, IDS_INTEG_CHECK_FAIL, szMsgText, _countof(szMsgText)))
+                goto end;
+
+            MessageBoxW(Dlg, szMsgText, NULL, MB_OK | MB_ICONERROR);
+            goto end;
+        }
+    }
+
    ShowWindow(Dlg, SW_HIDE);

+run:
    /* run it */
    if (!bCab)
        ShellExecuteW( NULL, L"open", path, NULL, NULL, SW_SHOWNORMAL );
--- a/reactos/base/applications/rapps_new/rapps.h
+++ b/reactos/base/applications/rapps_new/rapps.h
@ -89,8 +89,8 @@ typedef struct
    FILETIME ftCacheStamp;
    LIST_ENTRY List;

-    /* optional integrity checks */
-    BYTE MD5Checksum[16];
+    /* optional integrity checks (SHA-1 digests are 160 bit = 40 characters in hex string form) */
+    WCHAR szSHA1[40 + 1];

 } APPLICATION_INFO, *PAPPLICATION_INFO;

@ -185,6 +185,9 @@ VOID InsertRichEditText(PCWSTR szText, DWORD flags);
 extern HWND hListView;
 extern WCHAR szSearchPattern[MAX_STR_LEN];

+/* integrity.cpp */
+BOOL VerifyInteg(LPCWSTR lpSHA1Hash, LPCWSTR lpFileName);
+
 //extern HWND hTreeView;
 //BOOL CreateTreeView(HWND hwnd);
 //HTREEITEM TreeViewAddItem(HTREEITEM hParent, LPWSTR lpText, INT Image, INT SelectedImage, LPARAM lParam);
--- a/reactos/base/applications/rapps_new/resource.h
+++ b/reactos/base/applications/rapps_new/resource.h
@ -96,6 +96,9 @@
 #define IDS_INFORMATION          117
 #define IDS_UNABLE_TO_REMOVE     118
 #define IDS_UNABLE_TO_DOWNLOAD   119
+#define IDS_CERT_DOES_NOT_MATCH  120
+#define IDS_INTEG_CHECK_TITLE    121
+#define IDS_INTEG_CHECK_FAIL     122

 /* Tooltips */
 #define IDS_TOOLTIP_INSTALL      200
--- a/reactos/lib/cryptlib/sha1.h
+++ b/reactos/lib/cryptlib/sha1.h
@ -1,6 +1,11 @@

 #pragma once

+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
 #include <ntdef.h>

 /* SHA Context Structure Declaration */
@ -21,4 +26,7 @@ A_SHAUpdate(PSHA_CTX Context, const unsigned char *Buffer, ULONG BufferSize);
 VOID NTAPI
 A_SHAFinal(PSHA_CTX Context, PULONG Result);

+#ifdef __cplusplus
+}
+#endif