simdjson/fuzz/fuzz_padded.cpp

55 lines
1.4 KiB
C++

#include "FuzzUtils.h"
#include "simdjson.h"
#include <cstddef>
#include <cstdint>
#include <fstream>
#include <string>
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
FuzzData fd(Data, Size);
const int action = fd.getInt<0, 10>();
const auto s1 = fd.get<size_t>();
const auto s2 = fd.get<size_t>();
switch (action) {
case 0: {
simdjson_unused simdjson::padded_string p(s1);
} break;
case 1: {
// operator== with temp value
simdjson_unused simdjson::padded_string p1(s1);
simdjson_unused simdjson::padded_string p2(s2);
p1 = std::move(p2);
} break;
case 2: {
// swap
simdjson_unused simdjson::padded_string p1(s1);
simdjson_unused simdjson::padded_string p2(s2);
p1.swap(p2);
} break;
case 3: {
simdjson_unused simdjson::padded_string p(s1);
p.data();
} break;
case 4: {
simdjson::padded_string p(s1);
simdjson_unused auto sv = static_cast<std::string_view>(p);
} break;
case 5: {
// load from file.
const std::string filename = "/dev/shm/fuzz_padded.tmp";
{
std::ofstream file(filename);
assert(file);
const long ssize = static_cast<long>(fd.Size);
file.write(fd.chardata(), ssize);
assert(file.tellp() == ssize);
}
simdjson_unused auto data = simdjson::padded_string::load(filename);
} break;
default:;
}
return 0;
}