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-rw-r--r--libs/cpp-httplib/test/fuzzing/standalone_fuzz_target_runner.cpp35
1 files changed, 35 insertions, 0 deletions
diff --git a/libs/cpp-httplib/test/fuzzing/standalone_fuzz_target_runner.cpp b/libs/cpp-httplib/test/fuzzing/standalone_fuzz_target_runner.cpp
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+++ b/libs/cpp-httplib/test/fuzzing/standalone_fuzz_target_runner.cpp
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+// Copyright 2017 Google Inc. All Rights Reserved.
+// Licensed under the Apache License, Version 2.0 (the "License");
+
+// This runner does not do any fuzzing, but allows us to run the fuzz target
+// on the test corpus or on a single file,
+// e.g. the one that comes from a bug report.
+
+#include <cstdint>
+#include <fstream>
+#include <iostream>
+#include <vector>
+
+// Forward declare the "fuzz target" interface.
+// We deliberately keep this interface simple and header-free.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
+
+// It reads all files passed as parameters and feeds their contents
+// one by one into the fuzz target (LLVMFuzzerTestOneInput).
+int main(int argc, char **argv) {
+ for (int i = 1; i < argc; i++) {
+ std::ifstream in(argv[i]);
+ in.seekg(0, in.end);
+ size_t length = static_cast<size_t>(in.tellg());
+ in.seekg(0, in.beg);
+ std::cout << "Reading " << length << " bytes from " << argv[i] << std::endl;
+ // Allocate exactly length bytes so that we reliably catch buffer overflows.
+ std::vector<char> bytes(length);
+ in.read(bytes.data(), static_cast<std::streamsize>(bytes.size()));
+ LLVMFuzzerTestOneInput(reinterpret_cast<const uint8_t *>(bytes.data()),
+ bytes.size());
+ std::cout << "Execution successful" << std::endl;
+ }
+ std::cout << "Execution finished" << std::endl;
+ return 0;
+}