5 files changed, 15 insertions, 8 deletions
diff --git a/fuzz/fuzz_config.cpp b/fuzz/fuzz_config.cpp
index 93bff3313..5c79ede4c 100644
--- a/fuzz/fuzz_config.cpp
+++ b/fuzz/fuzz_config.cpp
@@ -195,6 +195,11 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     ndpi_set_config(ndpi_info_mod, NULL, "libgcrypt.init", cfg_value);
   }
   if(fuzzed_data.ConsumeBool()) {
+    value = fuzzed_data.ConsumeIntegralInRange(0, 0x03 + 1);
+    sprintf(cfg_value, "%d", value);
+    ndpi_set_config(ndpi_info_mod, NULL, "guess_on_giveup", cfg_value);
+  }
+  if(fuzzed_data.ConsumeBool()) {
     value = fuzzed_data.ConsumeIntegralInRange(0, 1 + 1);
     sprintf(cfg_value, "%d", value);
     ndpi_set_config(ndpi_info_mod, NULL, "flow_risk_lists.load", cfg_value);
@@ -214,7 +219,11 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     sprintf(cfg_value, "%d", value);
     ndpi_set_config(ndpi_info_mod, NULL, "flow_risk.crawler_bot.list.load", cfg_value);
   }
-
+  if(fuzzed_data.ConsumeBool()) {
+    value = fuzzed_data.ConsumeIntegralInRange(0, 3 + 1);
+    sprintf(cfg_value, "%d", value);
+    ndpi_set_config(ndpi_info_mod, NULL, "log.level", cfg_value);
+  }
   if(fuzzed_data.ConsumeBool()) {
     value = fuzzed_data.ConsumeIntegralInRange(0, 16777215 / 2); /* max / 2 instead of max + 1 to avoid oom on oss-fuzzer */
     sprintf(cfg_value, "%d", value);
@@ -344,7 +353,7 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
   std::vector<uint8_t>pkt = fuzzed_data.ConsumeRemainingBytes<uint8_t>();
 
   ndpi_detection_process_packet(ndpi_info_mod, &flow, pkt.data(), pkt.size(), 0, &input_info);
-  p = ndpi_detection_giveup(ndpi_info_mod, &flow, 1, &protocol_was_guessed);
+  p = ndpi_detection_giveup(ndpi_info_mod, &flow, &protocol_was_guessed);
 
   assert(p.master_protocol == ndpi_get_flow_masterprotocol(ndpi_info_mod, &flow));
   assert(p.app_protocol == ndpi_get_flow_appprotocol(ndpi_info_mod, &flow));
diff --git a/fuzz/fuzz_ndpi_reader.c b/fuzz/fuzz_ndpi_reader.c
index 7733b690f..2c524a8ac 100644
--- a/fuzz/fuzz_ndpi_reader.c
+++ b/fuzz/fuzz_ndpi_reader.c
@@ -12,7 +12,7 @@ struct ndpi_workflow_prefs *prefs = NULL;
 struct ndpi_workflow *workflow = NULL;
 
 u_int32_t current_ndpi_memory = 0, max_ndpi_memory = 0;
-u_int8_t enable_protocol_guess = 1, enable_payload_analyzer = 0;
+u_int8_t enable_payload_analyzer = 0;
 u_int8_t enable_flow_stats = 1;
 u_int8_t human_readeable_string_len = 5;
 u_int8_t max_num_udp_dissected_pkts = 16 /* 8 is enough for most protocols, Signal requires more */, max_num_tcp_dissected_pkts = 80 /* due to telnet */;
diff --git a/fuzz/fuzz_process_packet.c b/fuzz/fuzz_process_packet.c
index 3f0694cf9..2098f4fd1 100644
--- a/fuzz/fuzz_process_packet.c
+++ b/fuzz/fuzz_process_packet.c
@@ -23,7 +23,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
   ndpi_protocol detected_protocol =
     ndpi_detection_process_packet(ndpi_info_mod, &ndpi_flow, Data, Size, 0, NULL);
   ndpi_protocol guessed_protocol =
-    ndpi_detection_giveup(ndpi_info_mod, &ndpi_flow, 1, &protocol_was_guessed);
+    ndpi_detection_giveup(ndpi_info_mod, &ndpi_flow, &protocol_was_guessed);
 
   ndpi_reset_serializer(&json_serializer);
   ndpi_reset_serializer(&csv_serializer);
diff --git a/fuzz/fuzz_readerutils_parseprotolist.cpp b/fuzz/fuzz_readerutils_parseprotolist.cpp
index c80ae8340..f4e7f0485 100644
--- a/fuzz/fuzz_readerutils_parseprotolist.cpp
+++ b/fuzz/fuzz_readerutils_parseprotolist.cpp
@@ -6,10 +6,8 @@
 #include <stdio.h>
 #include "fuzzer/FuzzedDataProvider.h"
 
-char *_debug_protocols;
-int nDPI_LogLevel = 0;
 u_int32_t current_ndpi_memory = 0, max_ndpi_memory = 0;
-u_int8_t enable_protocol_guess = 1, enable_payload_analyzer = 0;
+u_int8_t enable_payload_analyzer = 0;
 u_int8_t enable_flow_stats = 0;
 u_int8_t human_readeable_string_len = 5;
 u_int8_t max_num_udp_dissected_pkts = 16 /* 8 is enough for most protocols, Signal requires more */, max_num_tcp_dissected_pkts = 80 /* due to telnet */;
diff --git a/fuzz/fuzz_readerutils_workflow.cpp b/fuzz/fuzz_readerutils_workflow.cpp
index ed5238f75..d4d747374 100644
--- a/fuzz/fuzz_readerutils_workflow.cpp
+++ b/fuzz/fuzz_readerutils_workflow.cpp
@@ -9,7 +9,7 @@
 extern u_int8_t enable_doh_dot_detection;
 
 u_int32_t current_ndpi_memory = 0, max_ndpi_memory = 0;
-u_int8_t enable_protocol_guess = 1, enable_payload_analyzer = 0;
+u_int8_t enable_payload_analyzer = 0;
 u_int8_t enable_flow_stats = 0;
 u_int8_t human_readeable_string_len = 5;
 u_int8_t max_num_udp_dissected_pkts = 16 /* 8 is enough for most protocols, Signal requires more */, max_num_tcp_dissected_pkts = 80 /* due to telnet */;