int main(int argc, char *argv[])
{
double result;
QCoreApplication a(argc, argv);
/* 这里创建一个QLibrary对象,libsum.so在之前创建的，用于求和并返回结果的函数 */
QLibrary mylib2("SiUSBXp");
mylib2.load();
QLibrary mylib("GY7502_USBSPI");
if(mylib.load())
{
/* 用load()来加载DLL成功*/
qDebug() << "load DLL success!\n";
typedef double (*OpenFunc)();
/*用resolve来解析sum2函数*/
OpenFunc device_open=(OpenFunc)mylib.resolve("GY7502_USBSPI_Open");
if(device_open)
/* 解析成功,sum2函数指针不为0,可以调动了 */
qDebug() << "resolve success!\n";
else
qDebug() << "resolve failed!\n";
/* 测试一下 */
result = device_open();
qDebug() << "opening...";
}
else
qDebug() << "load DLL failed!\n";
a.exit(0);
}
void Widget::on_pushButton_2_clicked()
{
//加载插件
QLibrary mylib("helloworld.dll"); //声明所用到的dll文件
if (mylib.load()) //判断是否正确加载
{
Funs open=(Funs)mylib.resolve("showDialog"); //援引 add() 函数
if (open) //是否成功连接上 add() 函数
{
QDialog *form1= open();
form1->show();
}
}
}
void Widget::on_pushButton_clicked()
{
QLibrary mylib("helloworld.dll"); //声明所用到的dll文件
int result;
QString sresult;
if (mylib.load()) //判断是否正确加载
{
Fun open=(Fun)mylib.resolve("print_str"); //援引 add() 函数
if (open) //是否成功连接上 add() 函数
{
open(QString("hello world"));
}
}
else
{
QMessageBox::information(NULL,"NO","DLL is not loaded!");
}
}
int main() {
std::cout << "hello world from the #cccamp2015, the answer is " << std::endl;
std::cout << mylib(23) << std::endl;
}
bool public_encryption_dog::conductlock()
{
errsrring.clear();
//1
#ifdef Q_OS_WIN
//windows下加密狗
long nAppID = 1650534242; //应用程序ID, 4字节,通过设号工具设置 注意保密
long Keys[8]= {0};
long nKeyNum = 0;
//QLibrary mylib("NoxApp64.dll"); //声明所用到的dll文件 我的是64位编译器 所以使用64 位dll
QLibrary mylib(QCoreApplication::applicationDirPath() + "/NoxApp.dll"); //声明所用到的dll文件
if(mylib.load())
{
NoxFind my_NoxFind=(NoxFind)mylib.resolve("NoxFind");
NoxOpen my_NoxOpen=(NoxOpen)mylib.resolve("NoxOpen");
NoxGetLastError my_NoxGetLastError=(NoxGetLastError)mylib.resolve("NoxGetLastError");
NoxReadStorage my_NoxReadStorage=(NoxReadStorage)mylib.resolve("NoxReadStorage");
NoxClose my_NoxClose=(NoxClose)mylib.resolve("NoxClose");
if(!my_NoxFind || !my_NoxOpen || !my_NoxGetLastError || !my_NoxReadStorage || !my_NoxClose) //保证每个函数导入成功
{
errsrring=tr("加密狗错误，导入库错误");
return false;
// return SOFTDOG_ERR_WRONGLIB;
}
if(0 !=my_NoxFind(nAppID,Keys,&nKeyNum))
{
errsrring=tr("加密狗错误，没有找到加密狗");
return false;
// return SOFTDOG_ERR_NODOG;
}
qDebug()<<"There are" <<nKeyNum<<" NOX keys.\n";
//打开第一只加密锁
char * userPin = "8c751b20059acb5a"; //用户密码，通过设号工具设置 注意保密
if( 0 != my_NoxOpen(Keys[0],userPin))
{
errsrring=tr("加密狗错误，导入库错误");
return false;
// return SOFTDOG_ERR_WRONGDOG;
}
qDebug()<<"Open Key Successfuflly!\n";
//存储区读(16字节)
unsigned char readStorage[16] = {0};
if( 0 != my_NoxReadStorage(Keys[0],readStorage))
{
errsrring=tr("加密狗错误，导入库错误");
return false;
// return SOFTDOG_ERR_WRONGDOG;
}
//关闭加密锁
my_NoxClose(Keys[0]);
}
else
{
errsrring=tr("加密狗错误，没有找到加密狗库文件");
return false;
// return SOFTDOG_ERR_NOLIB;
}
#endif
return true;
// return SOFTDOG_NOERR;
//2
}
