From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- tools/fuzzing/shmem/SharedMemoryFuzzer.h | 38 ++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 tools/fuzzing/shmem/SharedMemoryFuzzer.h (limited to 'tools/fuzzing/shmem/SharedMemoryFuzzer.h') diff --git a/tools/fuzzing/shmem/SharedMemoryFuzzer.h b/tools/fuzzing/shmem/SharedMemoryFuzzer.h new file mode 100644 index 0000000000..bd862edf6a --- /dev/null +++ b/tools/fuzzing/shmem/SharedMemoryFuzzer.h @@ -0,0 +1,38 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_dom_SharedMemoryFuzzer_h +#define mozilla_dom_SharedMemoryFuzzer_h + +#include +#include + +namespace mozilla { +namespace ipc { + +/* + * Exposed environment variables: + * SHMEM_FUZZER_ENABLE=1 + * SHMEM_FUZZER_ENABLE_LOGGING=1 (optional) + * SHMEM_FUZZER_MUTATION_PROBABILITY=2 (optional) + * SHMEM_FUZZER_MUTATION_FACTOR=500 (optional) + */ + +class SharedMemoryFuzzer { + public: + static void* MutateSharedMemory(void* aMemory, size_t aSize); + + private: + static uint64_t MutationProbability(); + static uint64_t MutationFactor(); + static bool IsEnabled(); + static bool IsLoggingEnabled(); +}; + +} // namespace ipc +} // namespace mozilla + +#endif -- cgit v1.2.3