Added argument --debug-exit

Argument force exit before infinite loop starting.

src/goodbyedpi.c

@@ -187,6 +187,7 @@ static struct option long_options[] = {
     {"native-frag", no_argument,       0,  '*' },
     {"reverse-frag",no_argument,       0,  '(' },
     {"max-payload", optional_argument, 0,  '|' },
+    {"debug-exit",  optional_argument, 0,  '?' },
     {0,             0,                 0,   0  }
 };
 
@@ -577,6 +578,7 @@ int main(int argc, char *argv[]) {
         ipv4_tcp, ipv4_tcp_data, ipv4_udp_data,
         ipv6_tcp, ipv6_tcp_data, ipv6_udp_data
     } packet_type;
+    bool debug_exit=false;
     int i, should_reinject, should_recalc_checksum = 0;
     int sni_ok = 0;
     int opt;
@@ -937,6 +939,9 @@ int main(int argc, char *argv[]) {
                 else
                     max_payload_size = 1200;
                 break;
+            case '?': // --debug-exit
+                debug_exit=true;
+                break
             default:
                 puts("Usage: goodbyedpi.exe [OPTION...]\n"
                 " -p          block passive DPI\n"
@@ -987,6 +992,8 @@ int main(int argc, char *argv[]) {
                 "                          (like file transfers) in already established sessions.\n"
                 "                          May skip some huge HTTP requests from being processed.\n"
                 "                          Default (if set): --max-payload 1200.\n"
+                " --debug-exit             Force exit before windivert input/output loop.\n"
+                "                          Default (if set): --max-payload 1200.\n"
                 "\n");
                 puts("LEGACY modesets:\n"
                 " -1          -p -r -s -f 2 -k 2 -n -e 2 (most compatible mode)\n"
@@ -1116,7 +1123,9 @@ int main(int argc, char *argv[]) {
         if (filters[i] == NULL)
             die();
     }
-
+    if (debug_exit) {
+        exit(EXIT_SUCCESS);  
+    }
     printf("Filter activated, GoodbyeDPI is now running!\n");
     signal(SIGINT, sigint_handler);