1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
#include <array>
#include <cstddef>
#include <cstdint>
#include <glaze/glaze.hpp>
#include <glaze/msgpack.hpp>
#include <vector>
struct my_struct
{
int i = 287;
double d = 3.14;
std::string hello = "Hello World";
std::array<uint64_t, 3> arr = {1, 2, 3};
};
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* Data, size_t Size)
{
// use a vector with null termination instead of a std::string to avoid
// small string optimization to hide bounds problems
std::vector<char> buffer{Data, Data + Size};
// non-null terminated
{
const auto& input = buffer;
[[maybe_unused]] auto s = glz::read_msgpack<my_struct>(input);
}
// null terminated
{
buffer.push_back('\0');
const auto& input = buffer;
[[maybe_unused]] auto s = glz::read_msgpack<my_struct>(input);
}
return 0;
}
|
