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本帖最后由 迷雾少年 于 2015-7-7 10:05 编辑
代码很简单 做得不是很好 还请各位不喷
输入ping ip 就可以了
还是老规矩 回复见代码 -> 另外请各位多多支持
完整代码送上
- [hide]#include <stdio.h>
- #include <WinSock2.h>
- #include <Windows.h>
- #pragma comment(lib,"ws2_32.lib")
- #define IP_HDRINCL 2 /* header is included with data */
- /* IP头结构 */
- typedef struct IP_HEADER {
- unsigned char h_lenver; //4位首部长度+4位IP版本号
- unsigned char tos; //8位服务类型TOS
- unsigned short total_len; //16位总长度（字节）
- unsigned short ident; //16位标识
- unsigned short frag_and_flags; //3位标志位
- unsigned char ttl; //8位生存时间 TTL
- unsigned char proto; //8位协议 (TCP, UDP 或其他)
- unsigned short checksum; //16位IP首部校验和
- unsigned int sourceIP; //32位源IP地址
- unsigned int destIP; //32位目的IP地址
- }IP_HEADER;
- /*Ping*/
- typedef struct _ping
- {
- UCHAR i_type;//8位类型
- UCHAR i_code;//8位代码
- USHORT i_chksum;//16位ICMP校验和
- USHORT i_identify;//16位标志位
- USHORT i_seqnum;//16位序号
- ULONG i_timestamp;//32位时间戳
- UCHAR i_data[32];//32BYTE选项数据
- }PingHeader,*pPingHeader;
- /* 校验和 */
- USHORT checksum(USHORT *buffer, int size);
- /* 创建一个ICMP原始套接字 */
- SOCKET CreateICMPRawSocket()
- {
- return socket(AF_INET,SOCK_RAW,IPPROTO_ICMP); //INVALID_SOCKET
- }
- /* 关闭套接字 */
- int CloseRawSocket(SOCKET Socket)
- {
- return closesocket(Socket); //如无错误发生，则closesocket()返回0
- }
- int InilatSocket()
- {
- WSADATA Wsadata = {0};
- WSAStartup(MAKEWORD(2,2),&Wsadata); //成功返回0
- }
- int CleadSocket()
- {
- return WSACleanup();
- }
- /*
- VOID FullIpHeader(IP_HEADER *IP,char * SourceIp,char *DesIp)
- {
- IP->destIP = inet_addr(DesIp);
- IP->sourceIP = inet_addr(SourceIp);
- IP->proto = IPPROTO_ICMP;
- IP->h_lenver=(4<<4 | sizeof(IP_HEADER)/sizeof(unsigned long)); //高四位IP版本号，低四位首部长度
- //IP->total_len=htons(sizeof(IP_HEADER)+sizeof(TCP_HEADER)); //16位总长度（字节）
- }*/
- VOID FullIcmp(PingHeader *Ping,unsigned int i)
- {
- unsigned int j = 0;
-
- Ping->i_type = 8;
- Ping->i_code = 0;
- Ping->i_seqnum = (USHORT)i;
- Ping->i_identify = (unsigned short)GetCurrentProcessId();
- Ping->i_timestamp = (unsigned long) GetTickCount();
- for(j=0;j < 32; j++)
- Ping->i_data[j] = (UCHAR)('a'+j);
- Ping->i_chksum = 0;
- //计算校验和
- Ping->i_chksum = checksum((unsigned short*)Ping,sizeof(PingHeader));
-
- }
- int PingIp(char *IpAddress)
- {
- char on = 4000;
- int nCount = 0;
- int RecvLen = 0;
- char RecvBuff[1024] = {0};
- SOCKET RawSocket=0;
- IP_HEADER IPHEADER = {0};
- PingHeader ICMP = {0};
- SOCKADDR_IN AddrssSocket = {0};
- for ( nCount = 1; nCount < 5; nCount++)
- {
- InilatSocket();
- RawSocket = CreateICMPRawSocket();
- if(INVALID_SOCKET==RawSocket) //失败
- {
- printf("创建原始套接字失败\n");
- return -1;
- }
- //设置IP_HDRINCL 选项 我们自己构建IP包
- if ( setsockopt(RawSocket,SOL_SOCKET,SO_RCVTIMEO,(char*)&on,sizeof(int)) < 0 ) //失败
- {
- printf("设置IP_HDRINCL失败 错误码%d\n",GetLastError());
- return -1;
- }
- /* 填充地址 */
- AddrssSocket.sin_addr.S_un.S_addr = inet_addr(IpAddress);
- AddrssSocket.sin_family = AF_INET;
-
- FullIcmp(&ICMP,nCount);
-
- if(sendto(RawSocket, (char*)&ICMP, sizeof(ICMP),0, (struct sockaddr*)&AddrssSocket, sizeof(AddrssSocket)) == SOCKET_ERROR)
- {
- printf("\nSend ping packet error: %d \n",WSAGetLastError());
- return -1;
- }
- memset(RecvBuff, 0, 1024);
- RecvLen = sizeof(AddrssSocket);
- if(SOCKET_ERROR == recvfrom(RawSocket,RecvBuff,sizeof(RecvBuff),0,(struct sockaddr*)&AddrssSocket, &RecvLen))
- {
- int err = WSAGetLastError();
- if(err != 10060)//超时错误不返回
- {
- printf("recv data error: %d ",err);
- goto End;
- return -1;
- }
- else if(err == 0x274c)
- fprintf(stdout, "请求超时.\n ");
- goto End;
-
- }
- memcpy(&IPHEADER,RecvBuff,sizeof(IPHEADER));
- memcpy(&ICMP,RecvBuff+sizeof(IPHEADER),sizeof(PingHeader));
- AddrssSocket.sin_family = AF_INET;
- AddrssSocket.sin_addr.S_un.S_addr = IPHEADER.sourceIP;
- if(ICMP.i_type==3)
- {
- switch (ICMP.i_code)
- {
- case 0:
- {
- printf("网络不可达!\n");
- break;
- }
- case 1:
- {
- printf("主机不可达!\n");
- break;
- }
- case 2:
- {
- printf("协议不可达!\n");
- break;
- }
- case 3:
- {
- printf("端口不可达!\n");
- break;
- }
- default:
- {
-
- break;
- }
- }
-
- }
- else printf("Seq:%d From:%s TTL:%d Time:%d(ms) Data:%d(Byte)\n",ICMP.i_seqnum,inet_ntoa(AddrssSocket.sin_addr),IPHEADER.ttl,GetTickCount()-ICMP.i_timestamp,strlen(( const char *)ICMP.i_data)-10);
-
- End: CloseRawSocket(RawSocket);
- CleadSocket();
-
- Sleep(1000);
- }
- /* 接收的是IP结构 + ICMP结构 */
- //memcpy(&IPHEADER,RecvBuff,sizeof(IPHEADER));
- //memcpy(&ICMP,RecvBuff+sizeof(IPHEADER),sizeof(PingHeader));
- }
- unsigned char GetPoint(char *szString)
- {
- }
- int main(void)
- {
- char IpAddress[20] = {0};
- system("title MPing By:MiWu");
- system("color 2");
- while(1)
- {
- printf("ByExE>>");
- memset(IpAddress,0,20);
- scanf("ping %s",IpAddress); //接收输入IP地址
-
- fflush(stdin); //fflsuh清除输入缓冲区 不然下次scanf不会等待输入的
-
-
- PingIp(IpAddress); //Ping 默认4次
- }
- return 0;
- }
- //计算检验和
- USHORT checksum(USHORT *buffer, int size)
- {
- unsigned long cksum=0;
- unsigned short answer=0;
- while (size > 1) {
- cksum += *buffer++;
- size -= sizeof(USHORT);
- }
- if (size==1) {
- *(char *)&answer=*(char *)buffer;
- cksum += answer;
- }
- while(cksum >> 16)
- cksum = (cksum >> 16) + (cksum & 0xffff);
- return (USHORT)(~cksum);
- } [/hide]
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