winpcap用于每秒抓取一定数量的数据包以测量网络速率

 #include <QCoreApplication>

    
  
    
 //int main(int argc, char *argv[])
    
 //{
    
 //    QCoreApplication a(argc, argv);
    
  
    
 //    return a.exec();
    
 //}
    
 #include "pcap.h"
    
 #include<remote-ext.h>
    
  
    
 //#include<Pdh.h>
    
  
    
 #pragma comment(lib , "Iphlpapi.lib")
    
  
    
 #define  TRACE(s) OutputDebugString(TEXT(s));
    
  
    
  
    
 main()
    
 {
    
     pcap_if_t *alldevs;
    
     pcap_if_t *d;
    
     int inum;
    
     int i=0;
    
     pcap_t *adhandle;
    
     int res;
    
     char errbuf[PCAP_ERRBUF_SIZE];