tomato-testing/testing/fuzzing/toxsave_fuzz_test.cc
Green Sky b1fe064484 Squashed 'external/toxcore/c-toxcore/' changes from 6d634674a9..73d9b845a3
73d9b845a3 cleanup: Remove old type-ordered event getters.
b0840cc02d feat: add ngc events
7df9a51349 refactor: Make event dispatch ordered by receive time.
bcb6592af5 test: Add C++ classes wrapping system interfaces.
4cea4f9ca4 fix: Make all the fuzzers work again, and add a test for protodump.
c4e209ea1d refactor: Factor out malloc+memcpy into memdup.
87bcc4322d fix: Remove fatal error for non-erroneous case
REVERT: 6d634674a9 cleanup: Remove old type-ordered event getters.
REVERT: d1d48d1dfc feat: add ngc events
REVERT: 994ffecc6b refactor: Make event dispatch ordered by receive time.

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 73d9b845a310c3f56d2d6d77ed56b93d84256d6e
2024-01-14 21:51:01 +01:00

53 lines
1.4 KiB
C++

#include <cassert>
#include <cstdint>
#include <vector>
#include "../../toxcore/tox.h"
#include "../../toxcore/tox_private.h"
#include "fuzz_support.h"
namespace {
void TestSaveDataLoading(Fuzz_Data &input)
{
Tox_Err_Options_New error_options;
struct Tox_Options *tox_options = tox_options_new(&error_options);
assert(tox_options != nullptr);
assert(error_options == TOX_ERR_OPTIONS_NEW_OK);
const size_t savedata_size = input.size();
CONSUME_OR_RETURN(const uint8_t *savedata, input, savedata_size);
Null_System sys;
tox_options_set_operating_system(tox_options, sys.sys.get());
// pass test data to Tox
tox_options_set_savedata_data(tox_options, savedata, savedata_size);
tox_options_set_savedata_type(tox_options, TOX_SAVEDATA_TYPE_TOX_SAVE);
Tox *tox = tox_new(tox_options, nullptr);
tox_options_free(tox_options);
if (tox == nullptr) {
// Tox save was invalid, we're finished here
return;
}
// verify that the file can be saved again
std::vector<uint8_t> new_savedata(tox_get_savedata_size(tox));
tox_get_savedata(tox, new_savedata.data());
tox_kill(tox);
}
}
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
{
Fuzz_Data input{data, size};
TestSaveDataLoading(input);
return 0; // Non-zero return values are reserved for future use.
}