ARP.rar_ARP编程_arp

#include "StdAfx.h" #include "SendARP.h" #include "resource.h" CSendARP::CSendARP(const HWND hDlg) : m_hDlg(hDlg) { m_fp=NULL; m_fp2=NULL; } CSendARP::~CSendARP(void) { } bool CSendARP::OpenAdapter() { bpf_u_int32 netmask = 0; char pcap_filter[100]; //filter space struct bpf_program pcap_fp; //hold the compiled filter. char errbuf[PCAP_ERRBUF_SIZE] = ""; //打开网卡 char* str=new char[sizeof(m_pData->nic)+sizeof("\\Device\\NPF_")]; strcpy(str,"\\Device\\NPF_"); strcat(str,m_pData->nic); if(!(m_fp = pcap_open_live(str,// name of the device 256, // portion of the packet to capture, max 65536 0, // promiscuous mode closed 10, // read timeout errbuf))) // error buffer { ::SendMessage(m_hDlg, IDC_LIST_MSG, -1, (long)errbuf); delete[] str; return false; } //设置过滤器 delete[] str; sprintf_s(pcap_filter, "ether dst %x:%x:%x:%x:%x:%x and ether proto 0x0806", m_pData->mac[0],m_pData->mac[1],m_pData->mac[2], m_pData->mac[3],m_pData->mac[4],m_pData->mac[5]); if (pcap_compile(m_fp, &pcap_fp, pcap_filter, 0, netmask) == -1) return false; if (pcap_setfilter(m_fp, &pcap_fp) == -1) return false; return true; } bool CSendARP::SendARP_Multiple(ARPPACKET & packet,int ip3) { packet.Targ_Prot_Addr[3]=ip3; if(!pcap_sendpacket(m_fp, (UCHAR*)&packet, 60)) { return false; } return true; } UINT WorkProc_Send(LPVOID lpParam) { CSendARP* pTalk=(CSendARP*)lpParam; ARPPACKET packet; memset(&packet.DestMAC,0xff,6); memcpy(&packet.SourMAC,pTalk->m_pData->mac,6); packet.EthType[0]=0x08; packet.EthType[1]=0x06; packet.HW_Type=htons(1); packet.Prot_Type=htons(0x0800); packet.HW_Addr_Len=0x06; packet.Prot_Addr_Len=0x04; packet.Opcode=htons(1); memcpy(&packet.Send_HW_Addr,pTalk->m_pData->mac,6); memcpy(&packet.Send_Prot_Addr,pTalk->m_pData->ip,4); memset(&packet.Targ_HW_Addr,0,6); memcpy(&packet.Targ_Prot_Addr,pTalk->m_pData->ip,4); memset(&packet.padding,0,18); for(pTalk->__i=1;pTalk->__i<255;pTalk->__i++) { if(pTalk->__i != pTalk->m_pData->ip[3] && ((pTalk->m_pData->ip[3] & pTalk->m_pData->Mask[3]) == (pTalk->__i & pTalk->m_pData->Mask[3]))) pTalk->SendARP_Multiple(packet,pTalk->__i); Sleep(20); } return 0; } UINT WorkProc_Recv(LPVOID lpParam) { CSendARP* pTalk=(CSendARP*)lpParam; pTalk->nCount=1; pTalk->Continue=1; struct pcap_pkthdr *header; const u_char *pkt_data; int res; DWORD dwTick, dwOldTick; dwTick = dwOldTick = ::GetTickCount(); while(((res = pcap_next_ex( pTalk->m_fp, &header, &pkt_data)) >= 0) && pTalk->Continue) { if(res==0) { dwTick = ::GetTickCount(); if( pTalk->__i==255 && dwTick - dwOldTick > 3000) break; //超时了，说明没有回应了 } if(res>0) { dwTick = dwOldTick = ::GetTickCount(); PARPPACKET pbuf = (PARPPACKET)pkt_data; CString str; pTalk->nCount++; ::PostMessage(pTalk->m_hDlg,WM_MY_MSG1,2,(LPARAM)pbuf); } } ::SendMessage(pTalk->m_hDlg,WM_MY_MSG1,3,NULL); return 0; } void CSendARP::Init(const USERDATA* pUserData) { m_pData=pUserData; } BOOL CSendARP::Start() { if(OpenAdapter()) { Thread_Recv=AfxBeginThread(WorkProc_Recv,this); Thread_Send=AfxBeginThread(WorkProc_Send,this); return TRUE; } return FALSE; } void CSendARP::Close() { Continue=0; if(m_fp != NULL) pcap_close(m_fp); //关闭网卡 CString str; str.Format("网段内当前共有活动主机%d台！",nCount); ::SendDlgItemMessage(m_hDlg,IDC_MSG_HOST,WM_SETTEXT,0,(LPARAM)(LPCTSTR)str); } #include <afxwin.h> #include "global.h" #include"include/pcap.h" #pragma pack(push) #pragma pack(1) typedef struct tagARPFrame { u_char8 DestMAC[6]; u_char8 SourMAC[6]; u_char8 EthType[2]; unsigned short HW_Type; /* hardware address */ unsigned short Prot_Type; /* protocol address */ unsigned char HW_Addr_Len; /* length of hardware address */ unsigned char Prot_Addr_Len; /* length of protocol address */ unsigned short Opcode; /* ARP/RARP */ unsigned char Send_HW_Addr[6]; /* sender hardware address */ unsigned char Send_Prot_Addr[4]; /* sender protocol address */ unsigned char Targ_HW_Addr[6]; /* target hardware address */ unsigned char Targ_Prot_Addr[4]; /* target protocol address */ unsigned char padding[18]; } ARPPACKET, *PARPPACKET; #pragma pack(pop) class CSendARP { public: CSendARP(const HWND hDlg); ~CSendARP(void); BOOL Start(); void Init(const USERDATA* pUserData); void Close(); private: const USERDATA* m_pData; pcap_t* m_fp; pcap_t* m_fp2; bool SendARP_Multiple(ARPPACKET & packet,int ip3); bool OpenAdapter(); friend UINT WorkProc_Send(LPVOID lpParam); friend UINT WorkProc_Recv(LPVOID lpParam); protected: HWND m_hDlg; CWinThread* Thread_Send; CWinThread* Thread_Recv; int Continue; int nCount; UCHAR mac[6]; int d_ip3; int __i; }; ////////////////////////////////////////////// #include "StdAfx.h" #include "SendARP.h" #include "resource.h" CSendARP::CSendARP(const HWND hDlg) : m_hDlg(hDlg) { m_fp=NULL; m_fp2=NULL; } CSendARP::~CSendARP(void) { } bool CSendARP::OpenAdapter() { bpf_u_int32 netmask = 0; char pcap_filter[100]; //filter space struct bpf_program pcap_fp; //hold the compiled filter. char errbuf[PCAP_ERRBUF_SIZE] = ""; //打开网卡 char* str=new char[sizeof(m_pData->nic)+sizeof("\\Device\\NPF_")]; strcpy(str,"\\Device\\NPF_"); strcat(str,m_pData->nic); if(!(m_fp = pcap_open_live(str,// name of the device 256, // portion of the packet to capture, max 65536 0, // promiscuous mode closed 10, // read timeout errbuf))) // error buffer { ::SendMessage(m_hDlg, IDC_LIST_MSG, -1, (long)errbuf); delete[] str; return false; } //设置过滤器 delete[] str; sprintf_s(pcap_filter, "ether dst %x:%x:%x:%x:%x:%x and ether proto 0x0806", m_pData->mac[0],m_pData->mac[1],m_pData->mac[2], m_pData->mac[3],m_pData->mac[4],m_pData->mac[5]); if (pcap_compile(m_fp, &pcap_fp, pcap_filter, 0, netmask) == -1) return false; if (pcap_setfilter(m_fp, &pcap_fp) == -1) return false; return true; }