Commit f7297aaf authored by Denis Filatov's avatar Denis Filatov
Browse files

fix mac_address compare

parent 228baffe

src/its_bridge_server.c

+6 −3
Original line number Diff line number Diff line
@@ -74,6 +74,7 @@ int main(const int32_t p_argc, char* const p_argv[]) { 
    fprintf(stderr, "Failed to parse command line arguments: MAC address of the OBU missing, exit.\n");

    return -1;

  }

  hex2bin(mac_address, 6, mac_address, 12);

  if (udp_nic == NULL) {

    fprintf(stderr, "Failed to parse command line arguments: NIC UDP missing, exit.\n");

    return -1;
@@ -224,13 +225,15 @@ int main(const int32_t p_argc, char* const p_argv[]) { 
        fprintf(stderr, "'recvfrom' operation failure: %s, state=%d.\n", strerror(errno), state);

        continue;

      }

      printf("Received UDP broadcast:%s:%u.\n", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));

      // Inject the packet

      struct ether_header* eth_header = (struct ether_header*)buffer;

      char eth_src[10];

      bin2hex(eth_src, 10, (const uint8_t*)(eth_header->ether_shost), 6);

      if (strcmp(eth_src, mac_address) != 0) { /* do not inject our own packet - Should never be the case */

//      bin2hex(eth_src, 10, (const uint8_t*)(eth_header->ether_shost), 6);

      if (memcmp(eth_header->ether_shost, mac_address, 6) != 0) { /* do not inject our own packet - Should never be the case */

        printf("Forward UDP packet:%s:%u.\n", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));

        pcap_sendpacket(device, buffer, result);

      }else{

        printf("Skip UDP packet:%s:%u.\n", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));

      }

    } /* End of 'while' statement */