#include "softdog.h"

#include <QApplication>

bool SoftDog::DogCheck(QString &errMsg, int nAddr, const QString &appName)
{
    errMsg = "";
#ifdef Q_OS_WIN
    QString appPath = QApplication::applicationDirPath() + "/DogCheck4.dll";
#else
    QString appPath = QApplication::applicationDirPath() + "/libLHDogCheck.so";
#endif
    QLibrary mylib(appPath);
    if(!mylib.load())
    {
        errMsg = "加载动态库失败! 路径:" + appPath;
        return false;
    }
    
    if(!mylib.isLoaded() && !mylib.load())
    {
        errMsg = "缺少认证库，请不要非法使用软件!";
        return false;
    }
    typedef int (*FunLHCheckDog)(int nAddr, const char* lpszName);
    FunLHCheckDog fnCheck = reinterpret_cast<FunLHCheckDog>(mylib.resolve("LHCheckDog"));
    if(fnCheck == nullptr)
    {
        errMsg = "认证库不对，请不要非法使用软件!";
        return false;
    }
    if(fnCheck == nullptr) return false;
    if(fnCheck(nAddr, appName.toLocal8Bit()) != 0)
    {
        errMsg = "请不要非法使用软件!";
        return false;
    }
    return true;
}