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/*
* Copyright (C) 2021 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.
*/
#include "config.h"
#include "ProcessIdentity.h"
#include "Logging.h"
#if HAVE(TASK_IDENTITY_TOKEN)
#include <mach/mach.h>
#endif
namespace WebCore {
ProcessIdentity::ProcessIdentity(CurrentProcessTag)
{
#if HAVE(TASK_IDENTITY_TOKEN)
task_id_token_t identityToken;
kern_return_t kr = task_create_identity_token(mach_task_self(), &identityToken);
if (kr == KERN_SUCCESS)
m_taskIdToken = MachSendRight::adopt(identityToken);
else
RELEASE_LOG_ERROR(Process, "task_create_identity_token() failed: %{private}s (%x)", mach_error_string(kr), kr);
#endif
}
ProcessIdentity::operator bool() const
{
#if HAVE(TASK_IDENTITY_TOKEN)
return static_cast<bool>(m_taskIdToken);
#else
return false;
#endif
}
#if HAVE(TASK_IDENTITY_TOKEN)
ProcessIdentity::ProcessIdentity(MachSendRight&& taskIdToken)
: m_taskIdToken(WTFMove(taskIdToken))
{
}
#endif
ProcessIdentity& ProcessIdentity::operator=(const ProcessIdentity& other)
{
#if HAVE(TASK_IDENTITY_TOKEN)
m_taskIdToken = MachSendRight { other.m_taskIdToken };
#endif
UNUSED_PARAM(other);
return *this;
}
}
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