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1、基于socket套接字的IP数据包的抓取SOCKETsock;WSADATAwsData;ofstreamofs("ip.log",ios::app);if(WSAStartup(MAKEWORD(2,2),&wsData)!=0){printf("WSAStartupfailed!");return-1;}if((sock=socket(AF_INET,SOCK_RAW,IPPROTO_IP))==INVALID_SOCKET){printf("createsocketfailed");return-1;}BOOLflag=true;if(setsockopt(sock,IP
2、PROTO_IP,IP_HDRINCL,(char*)&flag,sizeof(flag))==SOCKET_ERROR){printf("setsockoptfailed!");return-1;}charhostName[128];if(gethostname(hostName,100)==SOCKET_ERROR){printf("gethostnamefailed!");return-1;}hostent*pHostIP;if((pHostIP=gethostbyname(hostName))==NULL){printf("gethostbynamefailed")
3、;return-1;}sockaddr_inaddr_in;addr_in.sin_addr=*(in_addr*)pHostIP->h_addr_list[0];addr_in.sin_family=AF_INET;addr_in.sin_port=htons(6000);if(bind(sock,(PSOCKADDR)&addr_in,sizeof(addr_in))==SOCKET_ERROR){printf("bindfailed");return-1;}#defineIO_RCVALL_WSAIOW(IOC_VENDOR,1)DWORDdwBufferLen[10];DW
4、ORDdwBufferInLen=1;DWORDdwBytesReturned=0;charbuffer[100];if(WSAIoctl(sock,IO_RCVALL,&dwBufferInLen,sizeof(dwBufferInLen),&dwBufferLen,sizeof(dwBufferLen),&dwBytesReturned,NULL,NULL)==SOCKET_ERROR){printf("ioctlsocketfaild");return-1;}printf("AnalysisIPPacket!");strings;char*p;charbuffer1[
5、100];while(true){intsize=recv(sock,buffer,sizeof(buffer),0);IP_HEADERip=*(IP_HEADER*)buffer;cout<<"-----------------------"<>4)<>4,buffer1,10);s+="Version:";s+=buffer1;s+="";cout<<"IHL:"<<((ip.HdrLen&0x
6、0f)*4)<>5)<<",Service"<<((ip.ServiceType>>1)&0x0f)<>5,buffer1,10);s+=buffer1;s+=",Service";_itoa((ip.ServiceType>>1)&0x0f
7、,buffer1,10);s+=buffer1;s+="";cout<<"TOtalLength:"<
