From 6152d595e8a9e9c0f366367e33af36dd69e512aa Mon Sep 17 00:00:00 2001
From: Ivan Nardi <12729895+IvanNardi@users.noreply.github.com>
Date: Thu, 7 Mar 2024 14:39:32 +0100
Subject: STUN: add a parameter to configure how long the extra dissection
 lasts (#2336)

Tradeoff: performance (i.e. number of packets) vs sub-classification
---
 fuzz/fuzz_config.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'fuzz')

diff --git a/fuzz/fuzz_config.cpp b/fuzz/fuzz_config.cpp
index 69fdbeeb6..648526429 100644
--- a/fuzz/fuzz_config.cpp
+++ b/fuzz/fuzz_config.cpp
@@ -133,6 +133,21 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     sprintf(cfg_value, "%d", value);
     ndpi_set_config(ndpi_info_mod, "tls", "metadata.sha1_fingerprint", cfg_value);
   }
+  if(fuzzed_data.ConsumeBool()) {
+    value = fuzzed_data.ConsumeIntegralInRange(0, 1 + 1);
+    sprintf(cfg_value, "%d", value);
+    ndpi_set_config(ndpi_info_mod, "tls", "metadata.ja3c_fingerprint", cfg_value);
+  }
+  if(fuzzed_data.ConsumeBool()) {
+    value = fuzzed_data.ConsumeIntegralInRange(0, 1 + 1);
+    sprintf(cfg_value, "%d", value);
+    ndpi_set_config(ndpi_info_mod, "tls", "metadata.ja3s_fingerprint", cfg_value);
+  }
+  if(fuzzed_data.ConsumeBool()) {
+    value = fuzzed_data.ConsumeIntegralInRange(0, 1 + 1);
+    sprintf(cfg_value, "%d", value);
+    ndpi_set_config(ndpi_info_mod, "tls", "metadata.ja4c_fingerprint", cfg_value);
+  }
   if(fuzzed_data.ConsumeBool()) {
     value = fuzzed_data.ConsumeIntegralInRange(0, 1 + 1);
     sprintf(cfg_value, "%d", value);
@@ -158,6 +173,11 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     sprintf(cfg_value, "%d", value);
     ndpi_set_config(ndpi_info_mod, "stun", "tls_dissection", cfg_value);
   }
+  if(fuzzed_data.ConsumeBool()) {
+    value = fuzzed_data.ConsumeIntegralInRange(0, 255 + 1);
+    sprintf(cfg_value, "%d", value);
+    ndpi_set_config(ndpi_info_mod, "stun", "max_packets_extra_dissection", cfg_value);
+  }
   if(fuzzed_data.ConsumeBool()) {
     value = fuzzed_data.ConsumeIntegralInRange(0, 1 + 1);
     sprintf(cfg_value, "%d", value);
-- 
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