diff options
Diffstat (limited to 'lib/Fuzzer/FuzzerFlags.def')
| -rw-r--r-- | lib/Fuzzer/FuzzerFlags.def | 53 |
1 files changed, 39 insertions, 14 deletions
diff --git a/lib/Fuzzer/FuzzerFlags.def b/lib/Fuzzer/FuzzerFlags.def index 977efb76922b..599ac3686344 100644 --- a/lib/Fuzzer/FuzzerFlags.def +++ b/lib/Fuzzer/FuzzerFlags.def @@ -14,30 +14,36 @@ FUZZER_FLAG_INT(verbosity, 1, "Verbosity level.") FUZZER_FLAG_UNSIGNED(seed, 0, "Random seed. If 0, seed is generated.") FUZZER_FLAG_INT(runs, -1, "Number of individual test runs (-1 for infinite runs).") -FUZZER_FLAG_INT(max_len, 64, "Maximum length of the test input.") +FUZZER_FLAG_INT(max_len, 0, "Maximum length of the test input. " + "If 0, libFuzzer tries to guess a good value based on the corpus " + "and reports it. ") FUZZER_FLAG_INT(cross_over, 1, "If 1, cross over inputs.") FUZZER_FLAG_INT(mutate_depth, 5, "Apply this number of consecutive mutations to each input.") FUZZER_FLAG_INT(shuffle, 1, "Shuffle inputs at startup") -FUZZER_FLAG_INT( - prefer_small_during_initial_shuffle, -1, - "If 1, always prefer smaller inputs during the initial corpus shuffle." - " If 0, never do that. If -1, do it sometimes.") -FUZZER_FLAG_INT(exit_on_first, 0, - "If 1, exit after the first new interesting input is found.") +FUZZER_FLAG_INT(prefer_small, 1, + "If 1, always prefer smaller inputs during the corpus shuffle.") FUZZER_FLAG_INT( timeout, 1200, "Timeout in seconds (if positive). " "If one unit runs more than this number of seconds the process will abort.") +FUZZER_FLAG_INT(timeout_exitcode, 77, + "Unless abort_on_timeout is set, use this exitcode on timeout.") +FUZZER_FLAG_INT(error_exit_code, 77, "When libFuzzer's signal handlers are in " + "use exit with this exitcode after catching a deadly signal.") FUZZER_FLAG_INT(max_total_time, 0, "If positive, indicates the maximal total " "time in seconds to run the fuzzer.") FUZZER_FLAG_INT(help, 0, "Print help.") -FUZZER_FLAG_INT(save_minimized_corpus, 0, "Deprecated. Use -merge=1") FUZZER_FLAG_INT(merge, 0, "If 1, the 2-nd, 3-rd, etc corpora will be " - "merged into the 1-st corpus. Only interesting units will be taken.") + "merged into the 1-st corpus. Only interesting units will be taken. " + "This flag can be used to minimize a corpus.") FUZZER_FLAG_INT(use_counters, 1, "Use coverage counters") FUZZER_FLAG_INT(use_indir_calls, 1, "Use indirect caller-callee counters") FUZZER_FLAG_INT(use_traces, 0, "Experimental: use instruction traces") +FUZZER_FLAG_INT(use_memcmp, 1, + "Use hints from intercepting memcmp, strcmp, etc") +FUZZER_FLAG_INT(use_memmem, 1, + "Use hints from intercepting memmem, strstr, etc") FUZZER_FLAG_INT(jobs, 0, "Number of jobs to run. If jobs >= 1 we spawn" " this number of jobs in separate worker processes" " with stdout/stderr redirected to fuzz-JOB.log.") @@ -47,16 +53,11 @@ FUZZER_FLAG_INT(workers, 0, FUZZER_FLAG_INT(reload, 1, "Reload the main corpus periodically to get new units" " discovered by other processes.") -FUZZER_FLAG_STRING(sync_command, "Execute an external command " - "\"<sync_command> <test_corpus>\" " - "to synchronize the test corpus.") -FUZZER_FLAG_INT(sync_timeout, 600, "Minimum timeout between syncs.") FUZZER_FLAG_INT(report_slow_units, 10, "Report slowest units if they run for more than this number of seconds.") FUZZER_FLAG_INT(only_ascii, 0, "If 1, generate only ASCII (isprint+isspace) inputs.") FUZZER_FLAG_STRING(dict, "Experimental. Use the dictionary file.") -FUZZER_FLAG_STRING(test_single_input, "Use specified file as test input.") FUZZER_FLAG_STRING(artifact_prefix, "Write fuzzing artifacts (crash, " "timeout, or slow inputs) as " "$(artifact_prefix)file") @@ -69,4 +70,28 @@ FUZZER_FLAG_INT(drill, 0, "Experimental: fuzz using a single unit as the seed " "corpus, then merge with the initial corpus") FUZZER_FLAG_INT(output_csv, 0, "Enable pulse output in CSV format.") FUZZER_FLAG_INT(print_new_cov_pcs, 0, "If 1, print out new covered pcs.") +FUZZER_FLAG_INT(print_final_stats, 0, "If 1, print statistics at exit.") + +FUZZER_FLAG_INT(handle_segv, 1, "If 1, try to intercept SIGSEGV.") +FUZZER_FLAG_INT(handle_bus, 1, "If 1, try to intercept SIGSEGV.") +FUZZER_FLAG_INT(handle_abrt, 1, "If 1, try to intercept SIGABRT.") +FUZZER_FLAG_INT(handle_ill, 1, "If 1, try to intercept SIGILL.") +FUZZER_FLAG_INT(handle_fpe, 1, "If 1, try to intercept SIGFPE.") +FUZZER_FLAG_INT(handle_int, 1, "If 1, try to intercept SIGINT.") +FUZZER_FLAG_INT(handle_term, 1, "If 1, try to intercept SIGTERM.") +FUZZER_FLAG_INT(close_fd_mask, 0, "If 1, close stdout at startup; " + "if 2, close stderr; if 3, close both. " + "Be careful, this will also close e.g. asan's stderr/stdout.") +FUZZER_FLAG_INT(detect_leaks, 1, "If 1, and if LeakSanitizer is enabled " + "try to detect memory leaks during fuzzing (i.e. not only at shut down).") +FUZZER_FLAG_INT(rss_limit_mb, 2048, "If non-zero, the fuzzer will exit upon" + "reaching this limit of RSS memory usage.") +FUZZER_FLAG_INT(truncate_units, 0, "Try truncated units when loading corpus.") +FUZZER_FLAG_INT(prune_corpus, 1, "Prune corpus items without new coverage when " + "loading corpus.") +FUZZER_DEPRECATED_FLAG(exit_on_first) +FUZZER_DEPRECATED_FLAG(save_minimized_corpus) +FUZZER_DEPRECATED_FLAG(sync_command) +FUZZER_DEPRECATED_FLAG(sync_timeout) +FUZZER_DEPRECATED_FLAG(test_single_input) |