Merge pull request Xplatforms#1 from AcerExtensa/master

Load DLL
PeteCarrott · Oct 5, 2020 · 7f562f4 · 7f562f4
2 parents 35f83d7 + 0fef77a
commit 7f562f4
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diff --git a/ecuseedkeydll.cpp b/ecuseedkeydll.cpp
@@ -22,3 +22,82 @@ QString GetLastErrorAsString()
 
     return message;
 }
+
+
+ECUSeedKeyDLL::ECUSeedKeyDLL(QString dll_path, QObject *parent) : QObject(parent),
+    GetConfiguredAccessTypes(Q_NULLPTR), GetSeedLength(Q_NULLPTR), GetKeyLength(Q_NULLPTR),  GetECUName(Q_NULLPTR),
+    GenerateKeyExOpt(Q_NULLPTR),
+    p_dllHandle(Q_NULLPTR),
+    p_dllPath(dll_path)
+{
+    if(dll_path.isEmpty())
+    {
+        this->setErrorMsg(tr("DLL path is empty!"));
+        return;
+    }
+
+    QFileInfo info(this->p_dllPath);
+    if(!info.exists() || !info.isFile() || info.isSymLink())
+    {
+        this->setErrorMsg(tr("DLL file doesn't exist or wrong."));
+        return;
+    }
+
+    this->p_ecu_name = info.baseName();
+    QString dll_info_str = "[" + info.fileName() + "] ";
+    qInfo() <<  dll_info_str << "Loading ...";
+
+    this->p_dllHandle = LoadLibraryW(QDir::toNativeSeparators(info.absoluteFilePath()).toStdWString().data());
+    if(!this->p_dllHandle)
+    {
+        auto error_str = GetLastErrorAsString();
+        this->setErrorMsg(tr("Could not load DLL file. Reason: ")+error_str);
+        qInfo() << dll_info_str << this->errorMsg();
+        return;
+    }
+    this->loadDllfuncs();
+}
+
+ECUSeedKeyDLL::~ECUSeedKeyDLL()
+{
+    if(this->p_dllHandle != Q_NULLPTR)::FreeLibrary(this->p_dllHandle);
+}
+
+void ECUSeedKeyDLL::loadDllfuncs()
+{
+    this->GetECUName = (_f_GetECUName)GetProcAddress(this->p_dllHandle, "GetECUName");
+    if(this->GetECUName != Q_NULLPTR)
+    {
+
+    }
+
+    this->GetComment = (_f_GetComment)GetProcAddress(this->p_dllHandle, "GetComment");
+    if(this->GetComment != Q_NULLPTR)
+    {
+
+    }
+
+    this->GetSeedLength = (_f_GetSeedLength)GetProcAddress(this->p_dllHandle, "GetSeedLength");
+    if(!this->GetSeedLength)
+    {
+
+    }
+
+    this->GetKeyLength = (_f_GetKeyLength)GetProcAddress(this->p_dllHandle, "GetKeyLength");
+    if (!this->GetKeyLength)
+    {
+
+    }
+
+    this->GetConfiguredAccessTypes = (_f_GetConfiguredAccessTypes)GetProcAddress(this->p_dllHandle, "GetConfiguredAccessTypes");
+    if(this->GetConfiguredAccessTypes != Q_NULLPTR)
+    {
+
+    }
+
+    this->GenerateKeyExOpt = (_f_GenerateKeyExOpt)GetProcAddress(this->p_dllHandle, "GenerateKeyExOpt");
+    if(this->GenerateKeyExOpt == Q_NULLPTR)
+    {
+
+    }
+}
diff --git a/ecuseedkeydll.h b/ecuseedkeydll.h
@@ -21,6 +21,33 @@ typedef int (__cdecl * _f_GenerateKeyExOpt )( const unsigned char* ipSeedArray,
                                                                   unsigned int iMaxKeyArraySize,
                                                                   unsigned int& oActualKeyArraySize );
 
+class ECUSeedKeyDLL : public QObject
+{
+    Q_OBJECT
+public:
+    explicit ECUSeedKeyDLL(QString dll_path, QObject *parent = nullptr);
+    ~ECUSeedKeyDLL();
+
+
+private slots:
+    void loadDllfuncs();
+
+private:
+    _f_GetConfiguredAccessTypes     GetConfiguredAccessTypes;
+    _f_GetSeedLength                GetSeedLength;
+    _f_GetKeyLength                 GetKeyLength;
+    _f_GetECUName                   GetECUName;
+    _f_GetComment                   GetComment;
+    _f_GenerateKeyExOpt             GenerateKeyExOpt;
+
+private:
+    HMODULE     p_dllHandle;
+    QString     p_dllPath;
+
+    QString     p_errorMsg;
+    QString     p_ecu_name;
+    QString     p_comment;
+};
 
 
 #endif // ECUSEEDKEYDLL_H