v8
10.1.124 (node 18.2.0)
V8 is Google's open source JavaScript engine
v8-wasm-trap-handler-posix.h
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// Copyright 2018 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#
ifndef
V8_WASM_TRAP_HANDLER_POSIX_H_
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#
define
V8_WASM_TRAP_HANDLER_POSIX_H_
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#
include
<
signal
.
h
>
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#
include
"v8config.h"
// NOLINT(build/include_directory)
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namespace
v8
{
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/**
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* This function determines whether a memory access violation has been an
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* out-of-bounds memory access in WebAssembly. If so, it will modify the context
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* parameter and add a return address where the execution can continue after the
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* signal handling, and return true. Otherwise, false will be returned.
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*
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* The parameters to this function correspond to those passed to a Posix signal
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* handler. Use this function only on Linux and Mac.
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*
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* \param sig_code The signal code, e.g. SIGSEGV.
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* \param info A pointer to the siginfo_t struct provided to the signal handler.
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* \param context A pointer to a ucontext_t struct provided to the signal
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* handler.
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*/
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V8_EXPORT
bool
TryHandleWebAssemblyTrapPosix
(
int
sig_code, siginfo_t* info,
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void
* context);
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}
// namespace v8
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#
endif
// V8_WASM_TRAP_HANDLER_POSIX_H_
include
v8-wasm-trap-handler-posix.h
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