1/*
2 * Copyright (C) 2017 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if ENABLE(WEBASSEMBLY)
29
30#include <cstdint>
31
32namespace JSC {
33
34namespace Wasm {
35
36// These limits are arbitrary except that they match the limits imposed
37// by other browsers' implementation of WebAssembly. It is desirable for
38// us to accept at least the same inputs.
39
40constexpr size_t maxTypes = 1000000;
41constexpr size_t maxFunctions = 1000000;
42constexpr size_t maxImports = 100000;
43constexpr size_t maxExports = 100000;
44constexpr size_t maxGlobals = 1000000;
45constexpr size_t maxDataSegments = 100000;
46
47constexpr size_t maxStringSize = 100000;
48constexpr size_t maxModuleSize = 1024 * 1024 * 1024;
49constexpr size_t maxFunctionSize = 7654321;
50constexpr size_t maxFunctionLocals = 50000;
51constexpr size_t maxFunctionParams = 1000;
52
53constexpr size_t maxTableEntries = 10000000;
54
55} } // namespace JSC::Wasm
56
57#endif // ENABLE(WEBASSEMBLY)
58