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WasmLimits.h
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58 lines (47 loc) · 2.17 KB
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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(WEBASSEMBLY)
#include <cstdint>
namespace JSC {
namespace Wasm {
// These limits are arbitrary except that they match the limits imposed
// by other browsers' implementation of WebAssembly. It is desirable for
// us to accept at least the same inputs.
constexpr size_t maxTypes = 1000000;
constexpr size_t maxFunctions = 1000000;
constexpr size_t maxImports = 100000;
constexpr size_t maxExports = 100000;
constexpr size_t maxGlobals = 1000000;
constexpr size_t maxDataSegments = 100000;
constexpr size_t maxStringSize = 100000;
constexpr size_t maxModuleSize = 1024 * 1024 * 1024;
constexpr size_t maxFunctionSize = 7654321;
constexpr size_t maxFunctionLocals = 50000;
constexpr size_t maxFunctionParams = 1000;
constexpr size_t maxTableEntries = 10000000;
constexpr unsigned maxTables = 1000000;
} } // namespace JSC::Wasm
#endif // ENABLE(WEBASSEMBLY)