mirror of
https://github.com/fmtlib/fmt.git
synced 2024-12-27 03:21:34 +00:00
33 lines
828 B
C++
33 lines
828 B
C++
|
// Copyright (c) 2021, Paul Dreik
|
||
|
|
// For license information refer to format.h.
|
||
|
|
#include <fmt/chrono.h>
|
||
|
|
|
||
|
|
#include "fuzzer-common.h"
|
||
|
|
|
||
|
|
/*
|
||
|
|
* a fuzzer for the chrono timepoints formatters
|
||
|
|
* C is a clock (std::chrono::system_clock etc)
|
||
|
|
*/
|
||
|
|
template <typename C> void doit(const uint8_t* data, size_t size) {
|
||
|
|
using Rep = typename C::time_point::rep;
|
||
|
|
constexpr auto N = sizeof(Rep);
|
||
|
|
if (size < N) return;
|
||
|
|
|
||
|
|
const auto x = assign_from_buf<Rep>(data);
|
||
|
|
typename C::duration dur{x};
|
||
|
|
typename C::time_point timepoint{dur};
|
||
|
|
data += N;
|
||
|
|
size -= N;
|
||
|
|
data_to_string format_str(data, size);
|
||
|
|
|
||
|
|
std::string message = fmt::format(format_str.get(), timepoint);
|
||
|
|
}
|
||
|
|
|
||
|
|
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
|
||
|
|
try {
|
||
|
|
doit<std::chrono::system_clock>(data, size);
|
||
|
|
} catch (...) {
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|