commit 48675d15965288ae50e47772bc8d26eeb1e40d38
from: Sergey Bronnikov <sergeyb@bronevichok.ru>
date: Fri Oct 20 07:30:18 2017 UTC

sample of a func with libfuzzer

commit - ea4bdc8528c8b6c2824909734eb5e82c06464332
commit + 48675d15965288ae50e47772bc8d26eeb1e40d38
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+++ tests/libfuzzer/Makefile
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+
+build:
+	clang -fsanitize=fuzzer,address sample.cc -o sample
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+++ tests/libfuzzer/README.md
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+## libfuzzer tests
+
+https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/
+
+https://github.com/Dor1s/libfuzzer-workshop/tree/master/lessons/08#generate-coverage-report
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+++ tests/libfuzzer/sample.cc
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+#include <stdint.h>
+#include <stddef.h>
+
+bool FuzzMe(const uint8_t *Data, size_t DataSize) {
+  return DataSize >= 3 &&
+      Data[0] == 'F' &&
+      Data[1] == 'U' &&
+      Data[2] == 'Z' &&
+      Data[3] == 'Z';  // :‑<
+}
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+  FuzzMe(Data, Size);
+  return 0;
+}