fix mac_address compare

src/its_bridge_server.c

@@ -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 */