Green Sky
a3126d581b
82460b212 feat: add ngc events 24b54722a fix: Ensure we have allocators available for the error paths. 48dbcfebc cleanup: Remove redundant `-DSODIUM_EXPORT` from definitions. 0cef46ee9 cleanup: Fix a few more clang-tidy warnings. 0c5b918e9 cleanup: Fix a few more clang-tidy warnings. 4d3c97f49 cleanup: Enforce stricter identifier naming using clang-tidy. a549807df refactor: Add `mem` module to allow tests to override allocators. 6133fb153 chore: Add devcontainer setup for codespaces. 620e07ecd chore: Set a timeout for tests started using Conan c0ec33b16 chore: Migrate Windows CI from Appveyor to Azure DevOps 8ed47f3ef fix incorrect documentation a1e245841 docs: Fix doxygen config and remove some redundant comments. b0f633185 chore: Fix the Android CI job 7469a529b fix: Add missing `#include <array>`. 2b1a6b0d2 add missing ngc constants getter declarations and definitions 2e02d5637 chore: Add missing module dependencies. REVERT: 67badf694 feat: add ngc events git-subtree-dir: external/toxcore/c-toxcore git-subtree-split: 82460b2124216af1ac9d63060de310a682a2fd15
109 lines
3.8 KiB
C++
109 lines
3.8 KiB
C++
#include "group_announce.h"
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#include <cassert>
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#include <functional>
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#include <memory>
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#include <vector>
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#include "../testing/fuzzing/fuzz_support.h"
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namespace {
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void TestUnpackAnnouncesList(Fuzz_Data &input)
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{
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CONSUME1_OR_RETURN(const uint8_t max_count, input);
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std::vector<GC_Announce> announces(max_count);
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// TODO(iphydf): How do we know the packed size?
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CONSUME1_OR_RETURN(const uint16_t packed_size, input);
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Logger *logger = logger_new();
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if (gca_unpack_announces_list(logger, input.data, input.size, announces.data(), max_count)
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!= -1) {
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std::vector<uint8_t> packed(packed_size);
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size_t processed;
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gca_pack_announces_list(
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logger, packed.data(), packed.size(), announces.data(), announces.size(), &processed);
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}
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logger_kill(logger);
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}
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void TestUnpackPublicAnnounce(Fuzz_Data &input)
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{
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GC_Public_Announce public_announce;
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// TODO(iphydf): How do we know the packed size?
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CONSUME1_OR_RETURN(const uint16_t packed_size, input);
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Logger *logger = logger_new();
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if (gca_unpack_public_announce(logger, input.data, input.size, &public_announce) != -1) {
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std::vector<uint8_t> packed(packed_size);
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gca_pack_public_announce(logger, packed.data(), packed.size(), &public_announce);
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}
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logger_kill(logger);
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}
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void TestDoGca(Fuzz_Data &input)
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{
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const Memory *mem = system_memory();
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std::unique_ptr<Logger, void (*)(Logger *)> logger(logger_new(), logger_kill);
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std::unique_ptr<Mono_Time, std::function<void(Mono_Time *)>> mono_time(
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mono_time_new(mem, nullptr, nullptr), [mem](Mono_Time *ptr) { mono_time_free(mem, ptr); });
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assert(mono_time != nullptr);
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uint64_t clock = 1;
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mono_time_set_current_time_callback(
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mono_time.get(), [](void *user_data) { return *static_cast<uint64_t *>(user_data); },
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&clock);
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std::unique_ptr<GC_Announces_List, void (*)(GC_Announces_List *)> gca(new_gca_list(), kill_gca);
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assert(gca != nullptr);
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while (input.size > 0) {
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CONSUME1_OR_RETURN(const uint8_t choice, input);
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switch (choice) {
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case 0: {
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// Add an announce.
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CONSUME1_OR_RETURN(const uint16_t length, input);
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CONSUME_OR_RETURN(const uint8_t *data, input, length);
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GC_Public_Announce public_announce;
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if (gca_unpack_public_announce(logger.get(), data, length, &public_announce) != -1) {
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gca_add_announce(mono_time.get(), gca.get(), &public_announce);
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}
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break;
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}
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case 1: {
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// Advance the time by a number of tox_iteration_intervals.
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CONSUME1_OR_RETURN(const uint8_t iterations, input);
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clock += iterations * 20;
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// Do an iteration.
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do_gca(mono_time.get(), gca.get());
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break;
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}
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case 2: {
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// Get announces.
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CONSUME1_OR_RETURN(const uint8_t max_nodes, input);
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std::vector<GC_Announce> gc_announces(max_nodes);
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CONSUME_OR_RETURN(const uint8_t *chat_id, input, CHAT_ID_SIZE);
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CONSUME_OR_RETURN(const uint8_t *except_public_key, input, ENC_PUBLIC_KEY_SIZE);
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gca_get_announces(
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gca.get(), gc_announces.data(), max_nodes, chat_id, except_public_key);
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break;
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}
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case 3: {
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// Remove a chat.
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CONSUME_OR_RETURN(const uint8_t *chat_id, input, CHAT_ID_SIZE);
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cleanup_gca(gca.get(), chat_id);
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break;
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}
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}
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}
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}
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} // namespace
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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fuzz_select_target(data, size, TestUnpackAnnouncesList, TestUnpackPublicAnnounce, TestDoGca);
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return 0;
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}
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