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/*
* Copyright (C) 2022 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 "IPCConnectionTester.h"
#if ENABLE(IPC_TESTING_API)
#include "IPCConnectionTesterMessages.h"
#include "IPCTester.h"
namespace WebKit {
// FIXME(https://webkit.org/b/239487): These ifdefs are error prone, duplicated and the lack of move semantics causes leaks.
static IPC::Connection::Identifier asIdentifier(IPC::Attachment&& connectionIdentifier)
{
#if USE(UNIX_DOMAIN_SOCKETS)
return { connectionIdentifier.release().release() };
#elif OS(DARWIN)
return { connectionIdentifier.leakSendRight() };
#elif OS(WINDOWS)
return { connectionIdentifier.handle() };
#else
notImplemented();
return { };
#endif
}
Ref<IPCConnectionTester> IPCConnectionTester::create(IPC::Connection& connection, IPCConnectionTesterIdentifier identifier, IPC::Attachment&& testedConnectionIdentifier)
{
auto tester = adoptRef(*new IPCConnectionTester(connection, identifier, WTFMove(testedConnectionIdentifier)));
tester->initialize();
return tester;
}
IPCConnectionTester::IPCConnectionTester(Ref<IPC::Connection>&& connection, IPCConnectionTesterIdentifier identifier, IPC::Attachment&& testedConnectionIdentifier)
: m_connection(WTFMove(connection))
, m_testedConnection(IPC::Connection::createClientConnection(asIdentifier(WTFMove(testedConnectionIdentifier)), *this))
, m_identifier(identifier)
{
}
IPCConnectionTester::~IPCConnectionTester() = default;
void IPCConnectionTester::initialize()
{
m_testedConnection->open();
}
void IPCConnectionTester::stopListeningForIPC(Ref<IPCConnectionTester>&& refFromConnection)
{
m_testedConnection->invalidate();
}
void IPCConnectionTester::sendAsyncMessages(uint32_t messageCount)
{
for (uint32_t i = 0; i < messageCount; ++i)
m_testedConnection->send(Messages::IPCConnectionTester::AsyncMessage(i), 0);
}
void IPCConnectionTester::didClose(IPC::Connection&)
{
}
void IPCConnectionTester::didReceiveInvalidMessage(IPC::Connection&, IPC::MessageName)
{
ASSERT_NOT_REACHED();
}
void IPCConnectionTester::asyncMessage(uint32_t value)
{
if (m_previousAsyncMessageValue != value - 1) {
ASSERT_IS_TESTING_IPC();
return;
}
m_previousAsyncMessageValue = value;
}
void IPCConnectionTester::syncMessage(uint32_t value, CompletionHandler<void(uint32_t)>&& completionHandler)
{
completionHandler(value + m_previousAsyncMessageValue);
}
}
#endif
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