From 721464a3c8a7994f5f68e0590a4ae7062e3d9a08 Mon Sep 17 00:00:00 2001
From: AcerExtensa <admin@xplatforms.de>
Date: Thu, 13 Oct 2022 09:35:11 +0200
Subject: [PATCH] CLI variant of MBSeedKey

---
 ecuseedkeydll.cpp |  2 +-
 main_cli.cpp      | 74 ++++++++++++++++++++++++++++++++++++++++-------
 mbseedkey_cli.pro |  2 ++
 3 files changed, 66 insertions(+), 12 deletions(-)

diff --git a/ecuseedkeydll.cpp b/ecuseedkeydll.cpp
index 63ce54f..7f3d84f 100644
--- a/ecuseedkeydll.cpp
+++ b/ecuseedkeydll.cpp
@@ -55,7 +55,7 @@ ECUSeedKeyDLL::ECUSeedKeyDLL(QString dll_path, QObject *parent) : QObject(parent
     emit DLLNameChanged();
 
     QString dll_info_str = "[" + info.fileName() + "] ";
-    qInfo() <<  dll_info_str << "Loading ...";
+    qDebug() <<  dll_info_str << "Loading ...";
 
     this->p_dllHandle = LoadLibraryW(QDir::toNativeSeparators(info.absoluteFilePath()).toStdWString().data());
     if(!this->p_dllHandle)
diff --git a/main_cli.cpp b/main_cli.cpp
index 581cf81..e28c19d 100644
--- a/main_cli.cpp
+++ b/main_cli.cpp
@@ -6,6 +6,11 @@
 #include "exutils.h"
 #include "ecuseedkeydll.h"
 
+QTextStream& qStdOut()
+{
+    static QTextStream ts( stdout );
+    return ts;
+}
 
 int main(int argc, char *argv[])
 {
@@ -20,8 +25,8 @@ int main(int argc, char *argv[])
 
     if(args.size() <= 0)
     {
-        qDebug() << "Found dlls in folder: " << ex_utils->foldername();
-
+        qStdOut() << "Found dlls in folder: " << ex_utils->foldername();
+        return 0;
     }
 
     QCommandLineParser parser;
@@ -43,10 +48,15 @@ int main(int argc, char *argv[])
             QCoreApplication::translate("main", "Seed")
         },
         {
-            {"l", "level"},
+            {"a", "access-level"},
             QCoreApplication::translate("main", "Access Level for key generation in HEX: 0B"),
             QCoreApplication::translate("main", "Access Level")
         },
+        {
+            {"l", "key-length"},
+            QCoreApplication::translate("main", "Key length (int) if default length can't be read from dll"),
+            QCoreApplication::translate("main", "Key Length")
+        },
      });
 
     // Process the actual command line arguments given by the user
@@ -55,28 +65,70 @@ int main(int argc, char *argv[])
     bool info = parser.isSet("i");
     auto targetDll = parser.value("d");
     auto seed = parser.value("s");
-    auto level = parser.value("l");
-    qDebug() << info << targetDll;
+    auto level = parser.value("a");
+    auto keylength = parser.value("l");
 
     if(info)
     {
         if(targetDll.isEmpty()){qDebug() << QCoreApplication::translate("main", "DLL not set!"); return 0;}
-        QFileInfo info(targetDll);
-        if(!info.isFile() || !info.isReadable())
+        QFileInfo dll(targetDll);
+        if(!dll.isFile() || !dll.isReadable())
         {
-            qDebug() << QCoreApplication::translate("main", "can't read DLL or wrong filepath");
+            qStdOut() << QCoreApplication::translate("main", "can't read DLL or wrong filepath") << "\n";
             return 0;
         }
 
         auto ecu = new ECUSeedKeyDLL(targetDll);
         qDebug() << ecu->ECUName();
-        qDebug() << "Access Levels" << ecu->AccessTypesString();
         foreach(auto acc, ecu->AccessTypes())
         {
-            qDebug() << "Access LeveL: " << QStringLiteral("%1 ").arg(acc, 2, 16, QLatin1Char('0')).toUpper() << "seed length " << ecu->seedLength(acc) << " key length " << ecu->keyLength(acc);
+            qStdOut() << "Access Level: " << QStringLiteral("%1 ").arg(acc, 2, 16, QLatin1Char('0')).toUpper()
+                      << "seed length " << ecu->seedLength(acc) << " key length " << ecu->keyLength(acc) << "\n";
         }
+        return 0;
+    }
+
+    if(targetDll.isEmpty())
+    {
+        qStdOut() << "run this programm with --help argument to see all cmd line switches" << "\n";
+        return 0;
+    }
+
+    if(seed.isEmpty())
+    {
+        qStdOut() << "you need to set at target dll, seed and access level for key generation. run this programm with --help to see all cmd line switches\n";
+        return 0;
+    }
+
+    QFileInfo dll(targetDll);
+    if(!dll.isFile() || !dll.isReadable())
+    {
+        qStdOut() << QCoreApplication::translate("main", "can't read DLL or wrong filepath") << "\n";
+        return 0;
+    }
+
+    auto ecu = new ECUSeedKeyDLL(targetDll);
+    qint32 access_level = level.toInt(Q_NULLPTR, 16);
+    qint32 key_length = keylength.isEmpty()?0:keylength.toInt(Q_NULLPTR, 10);
+
+    if(key_length <= 0)key_length = ecu->keyLength(access_level);
+
+    QByteArray datas_hex = seed.toLocal8Bit();
+    QList<qint32> result;
+    result.reserve(datas_hex.size() / 2);
+
+    for (int i = 0; i < datas_hex.size(); i += 2)
+        result.push_back(QString::fromLatin1(datas_hex.data() + i, 2).toInt(Q_NULLPTR,16));
+
+
+    //qStdOut() << "seed " << seed << " acc " << access_level << " key len " << key_length << " len arg " << keylength << "\n";
+    foreach(auto k, ecu->generateKeyFromSeed(result, access_level, key_length))
+    {
+        qStdOut() << QStringLiteral("%1 ").arg(k, 2, 16, QLatin1Char('0')).toUpper();
     }
 
 
-    return app.exec();
+
+
+    return 0;
 }
diff --git a/mbseedkey_cli.pro b/mbseedkey_cli.pro
index fc146df..7a07375 100644
--- a/mbseedkey_cli.pro
+++ b/mbseedkey_cli.pro
@@ -18,6 +18,8 @@ VERSION_PE_HEADER = $$VERSION_MAJOR'.'$$VERSION_MINOR
 
 message("VER: $$VERSION" )
 
+DEFINES += QT_NO_DEBUG_OUTPUT
+
 # You can make your code fail to compile if it uses deprecated APIs.
 # In order to do so, uncomment the following line.
 #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0