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/*
* Copyright (C) 2017 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 "WebSocketStream.h"
#include "DataReference.h"
#include "NetworkConnectionToWebProcessMessages.h"
#include "NetworkProcessConnection.h"
#include "NetworkSocketStreamMessages.h"
#include "WebCoreArgumentCoders.h"
#include "WebProcess.h"
#include <WebCore/SessionID.h>
#include <WebCore/SocketStreamError.h>
#include <WebCore/SocketStreamHandleClient.h>
#include <wtf/NeverDestroyed.h>
using namespace WebCore;
namespace WebKit {
static uint64_t nextAvailableIdentifier = 1;
static HashMap<uint64_t, WebSocketStream*>& globalWebSocketStreamMap()
{
static NeverDestroyed<HashMap<uint64_t, WebSocketStream*>> globalMap;
return globalMap;
}
WebSocketStream* WebSocketStream::streamWithIdentifier(uint64_t identifier)
{
return globalWebSocketStreamMap().get(identifier);
}
void WebSocketStream::networkProcessCrashed()
{
for (auto& stream : globalWebSocketStreamMap().values()) {
for (auto& callback : stream->m_sendDataCallbacks.values())
callback(false);
stream->m_client.didFailSocketStream(*stream, SocketStreamError(0, { }, "Network process crashed."));
}
globalWebSocketStreamMap().clear();
}
Ref<WebSocketStream> WebSocketStream::create(const URL& url, SocketStreamHandleClient& client, SessionID sessionID, const String& credentialPartition)
{
return adoptRef(*new WebSocketStream(url, client, sessionID, credentialPartition));
}
WebSocketStream::WebSocketStream(const WebCore::URL& url, WebCore::SocketStreamHandleClient& client, WebCore::SessionID sessionID, const String& cachePartition)
: SocketStreamHandle(url, client)
, m_identifier(nextAvailableIdentifier++)
, m_client(client)
{
WebProcess::singleton().networkConnection().connection().send(Messages::NetworkConnectionToWebProcess::CreateSocketStream(url, sessionID, cachePartition, m_identifier), 0);
ASSERT(!globalWebSocketStreamMap().contains(m_identifier));
globalWebSocketStreamMap().set(m_identifier, this);
}
WebSocketStream::~WebSocketStream()
{
ASSERT(globalWebSocketStreamMap().contains(m_identifier));
globalWebSocketStreamMap().remove(m_identifier);
}
IPC::Connection* WebSocketStream::messageSenderConnection()
{
return &WebProcess::singleton().networkConnection().connection();
}
uint64_t WebSocketStream::messageSenderDestinationID()
{
return m_identifier;
}
void WebSocketStream::platformSend(const char* data, size_t length, Function<void(bool)>&& completionHandler)
{
static uint64_t nextDataIdentifier = 1;
uint64_t dataIdentifier = nextDataIdentifier++;
send(Messages::NetworkSocketStream::SendData(IPC::DataReference(reinterpret_cast<const uint8_t *>(data), length), dataIdentifier));
ASSERT(!m_sendDataCallbacks.contains(dataIdentifier));
m_sendDataCallbacks.set(dataIdentifier, WTFMove(completionHandler));
}
void WebSocketStream::didSendData(uint64_t identifier, bool success)
{
ASSERT(m_sendDataCallbacks.contains(identifier));
m_sendDataCallbacks.take(identifier)(success);
}
void WebSocketStream::platformClose()
{
send(Messages::NetworkSocketStream::Close());
}
size_t WebSocketStream::bufferedAmount()
{
return m_bufferedAmount;
}
void WebSocketStream::didOpenSocketStream()
{
m_state = Open;
m_client.didOpenSocketStream(*this);
}
void WebSocketStream::didCloseSocketStream()
{
m_state = Closed;
m_client.didCloseSocketStream(*this);
}
void WebSocketStream::didReceiveSocketStreamData(const IPC::DataReference& data)
{
m_client.didReceiveSocketStreamData(*this, reinterpret_cast<const char*>(data.data()), data.size());
}
void WebSocketStream::didFailToReceiveSocketStreamData()
{
m_client.didFailToReceiveSocketStreamData(*this);
}
void WebSocketStream::didUpdateBufferedAmount(uint64_t newAmount)
{
m_bufferedAmount = newAmount;
m_client.didUpdateBufferedAmount(*this, newAmount);
}
void WebSocketStream::didFailSocketStream(WebCore::SocketStreamError&& error)
{
m_client.didFailSocketStream(*this, WTFMove(error));
}
} // namespace WebKit
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