From 06f0982f0f4506e18872efb86b97993f2518988c Mon Sep 17 00:00:00 2001
From: Han Zheng <35988108+kdsjZh@users.noreply.github.com>
Date: Thu, 1 Feb 2024 15:13:21 +0100
Subject: Enhancement on Deterministic stage (#1972)

* fuzzer: init commit based on aflpp 60dc37a8cf09f8e9048e4b6a2204d6c90b27655a

* fuzzers: adding the skip variables and initialize

* log: profile the det/havoc finding

* log: add profile log output

* fuzzers: sperate log/skipdet module

* fuzzers: add quick eff_map calc

* fuzzers: add skip_eff_map in fuzz_one

* fuzzers: mark whole input space in eff_map

* fuzzers: add undet bit threshold to skip some seeds

* fuzzers: fix one byte overflow

* fuzzers: fix overflow

* fix code format

* add havoc only again

* code format

* remove log to INTROSPECTION, rename skipdet module

* rename skipdet module

* remove log to stats

* clean redundant code

* code format

* remove redundant code format check

* remove redundant doc

* remove redundant objects

* clean files

* change -d to default skipdet

* disable deterministic when using CUSTOM_MUTATOR

* revert fix
---
 src/afl-fuzz-init.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/afl-fuzz-init.c')

diff --git a/src/afl-fuzz-init.c b/src/afl-fuzz-init.c
index 8ab44a3b..057d8cf5 100644
--- a/src/afl-fuzz-init.c
+++ b/src/afl-fuzz-init.c
@@ -2236,6 +2236,21 @@ void setup_dirs_fds(afl_state_t *afl) {
 
   fflush(afl->fsrv.plot_file);
 
+#ifdef INTROSPECTION
+
+  tmp = alloc_printf("%s/plot_det_data", afl->out_dir);
+
+  int fd = open(tmp, O_WRONLY | O_CREAT, DEFAULT_PERMISSION);
+  if (fd < 0) { PFATAL("Unable to create '%s'", tmp); }
+  ck_free(tmp);
+
+  afl->fsrv.det_plot_file = fdopen(fd, "w");
+  if (!afl->fsrv.det_plot_file) { PFATAL("fdopen() failed"); }
+
+  if (afl->in_place_resume) { fseek(afl->fsrv.det_plot_file, 0, SEEK_END); }
+
+#endif
+
   /* ignore errors */
 
 }
-- 
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