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/*
* Copyright (C) 2025 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 "WasmDebugServerUtilities.h"
#include "WasmVirtualAddress.h"
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/Lock.h>
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>
namespace JSC {
namespace Wasm {
class JS_EXPORT_PRIVATE BreakpointManager {
WTF_MAKE_TZONE_ALLOCATED(BreakpointManager);
public:
BreakpointManager() = default;
~BreakpointManager();
bool hasBreakpoints();
bool hasOneTimeBreakpoints();
Breakpoint* findBreakpoint(VirtualAddress);
void setBreakpoint(VirtualAddress, Breakpoint&&);
bool removeBreakpoint(VirtualAddress);
void clearAllOneTimeBreakpoints();
void clearAllBreakpoints();
private:
bool removeBreakpointImpl(VirtualAddress) WTF_REQUIRES_LOCK(m_lock);
mutable Lock m_lock;
UncheckedKeyHashMap<VirtualAddress, Breakpoint> m_breakpoints WTF_GUARDED_BY_LOCK(m_lock);
UncheckedKeyHashSet<VirtualAddress> m_oneTimeBreakpoints WTF_GUARDED_BY_LOCK(m_lock);
};
} // namespace Wasm
} // namespace JSC
#endif // ENABLE(WEBASSEMBLY)
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