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/*
* Copyright (C) 2019-2023 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. AND ITS CONTRIBUTORS ``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 ITS 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.
*/
#include "config.h"
#include <wtf/ObjectIdentifier.h>
#include <atomic>
#include <wtf/MainThread.h>
#include <wtf/PrintStream.h>
namespace WTF {
uint64_t ObjectIdentifierMainThreadAccessTraits<uint64_t>::generateIdentifierInternal()
{
ASSERT(isMainThread()); // You should use AtomicObjectIdentifier if you're hitting this assertion.
static uint64_t current = 0;
return ++current;
}
TextStream& operator<<(TextStream& ts, const ObjectIdentifierGenericBase<uint64_t>& identifier)
{
ts << identifier.toRawValue();
return ts;
}
void printInternal(PrintStream& out, const ObjectIdentifierGenericBase<uint64_t>& identifier)
{
out.print(identifier.toRawValue());
}
uint64_t ObjectIdentifierThreadSafeAccessTraits<uint64_t>::generateIdentifierInternal()
{
static std::atomic<uint64_t> current;
return ++current;
}
UUID ObjectIdentifierMainThreadAccessTraits<UUID>::generateIdentifierInternal()
{
ASSERT(isMainThread()); // You should use AtomicObjectIdentifier if you're hitting this assertion.
return UUID::createVersion4();
}
UUID ObjectIdentifierThreadSafeAccessTraits<UUID>::generateIdentifierInternal()
{
return UUID::createVersion4();
}
TextStream& operator<<(TextStream& ts, const ObjectIdentifierGenericBase<UUID>& identifier)
{
ts << identifier.toRawValue();
return ts;
}
void printInternal(PrintStream& out, const ObjectIdentifierGenericBase<UUID>& identifier)
{
out.print(identifier.toRawValue());
}
} // namespace WTF
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