| //===- FuzzerFlags.def - Run-time flags -------------------------*- C++ -* ===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // Flags. FUZZER_FLAG_INT/FUZZER_FLAG_STRING macros should be defined at the |
| // point of inclusion. We are not using any flag parsing library for better |
| // portability and independence. |
| //===----------------------------------------------------------------------===// |
| FUZZER_FLAG_INT(verbosity, 1, "Verbosity level.") |
| FUZZER_FLAG_INT(seed, 0, "Random seed. If 0, seed is generated.") |
| FUZZER_FLAG_INT(iterations, -1, |
| "Number of iterations of the fuzzer internal loop" |
| " (-1 for infinite iterations).") |
| FUZZER_FLAG_INT(runs, -1, |
| "Number of individual test runs (-1 for infinite runs).") |
| FUZZER_FLAG_INT(max_len, 64, "Maximal length of the test input.") |
| 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( |
| 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(timeout, -1, "Timeout in seconds (if positive).") |
| FUZZER_FLAG_INT(help, 0, "Print help.") |
| FUZZER_FLAG_INT( |
| save_minimized_corpus, 0, |
| "If 1, the minimized corpus is saved into the first input directory") |
| FUZZER_FLAG_INT(use_counters, 0, "Use coverage counters") |
| FUZZER_FLAG_INT(use_full_coverage_set, 0, |
| "Experimental: Maximize the number of different full" |
| " coverage sets as opposed to maximizing the total coverage." |
| " This is potentially MUCH slower, but may discover more paths.") |
| FUZZER_FLAG_INT(use_coverage_pairs, 0, |
| "Experimental: Maximize the number of different coverage pairs.") |
| 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.") |
| FUZZER_FLAG_INT(workers, 0, |
| "Number of simultaneous worker processes to run the jobs.") |
| FUZZER_FLAG_INT(dfsan, 1, "Use DFSan for taint-guided mutations. No-op unless " |
| "the DFSan instrumentation was compiled in.") |
| |
| FUZZER_FLAG_STRING(tokens, "Use the file with tokens (one token per line) to" |
| " fuzz a token based input language.") |
| FUZZER_FLAG_STRING(apply_tokens, "Read the given input file, substitute bytes " |
| " with tokens and write the result to stdout.") |
