修复Ping的BUG

Signed-off-by: fong <wuwenfengmi@outlook.com>

ip_sacaner/scan_run.cpp

@@ -26,13 +26,15 @@ quint32 ipv4str_to_int(const QString& ipstr)
     }
 }
 
-bool Ping(QString strPingIP)
+bool Ping(QString strPingIP,qint16 timeout)
 {
     QProcess pingProcess;
-    QString strArg = "ping " + strPingIP + " -n 1 -i 2";
+    QString strArg = "ping " + strPingIP + " -n 2 -w "+QString("%1").arg(timeout);// + " -n 1 -i 2";
+    qDebug()<<strArg;
     pingProcess.start(strArg, QIODevice::ReadOnly);
     pingProcess.waitForFinished(-1);
     QString p_stdout = QString::fromLocal8Bit(pingProcess.readAllStandardOutput());
+    qDebug()<<p_stdout;
     return p_stdout.contains("TTL=");
 }
 
@@ -48,7 +50,7 @@ void trytryping::run()
 
     QString ip=this->ipstr;
 
-    if(Ping(ip))
+    if(Ping(ip,this->timeout))
     {
         emit connect_ok(ip);
     }