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/*
* Copyright (C) 2012 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.
*/
#ifndef NetworkResourceLoader_h
#define NetworkResourceLoader_h
#if ENABLE(NETWORK_PROCESS)
#include "HostRecord.h"
#include "MessageSender.h"
#include "NetworkConnectionToWebProcessMessages.h"
#include "ShareableResource.h"
#include <WebCore/ResourceHandleClient.h>
#include <WebCore/ResourceLoaderOptions.h>
#include <WebCore/ResourceRequest.h>
#include <wtf/MainThread.h>
#include <wtf/RunLoop.h>
typedef const struct _CFCachedURLResponse* CFCachedURLResponseRef;
namespace WebCore {
class ResourceBuffer;
class ResourceHandle;
class ResourceRequest;
}
namespace WebKit {
class NetworkConnectionToWebProcess;
class NetworkLoaderClient;
class NetworkResourceLoadParameters;
class RemoteNetworkingContext;
class SandboxExtension;
class NetworkResourceLoader : public RefCounted<NetworkResourceLoader>, public WebCore::ResourceHandleClient, public IPC::MessageSender {
public:
static RefPtr<NetworkResourceLoader> create(const NetworkResourceLoadParameters& parameters, NetworkConnectionToWebProcess* connection)
{
return adoptRef(new NetworkResourceLoader(parameters, connection, nullptr));
}
static RefPtr<NetworkResourceLoader> create(const NetworkResourceLoadParameters& parameters, NetworkConnectionToWebProcess* connection, PassRefPtr<Messages::NetworkConnectionToWebProcess::PerformSynchronousLoad::DelayedReply> reply)
{
return adoptRef(new NetworkResourceLoader(parameters, connection, reply));
}
~NetworkResourceLoader();
NetworkConnectionToWebProcess* connectionToWebProcess() const { return m_connection.get(); }
WebCore::ResourceLoadPriority priority() { return m_priority; }
WebCore::ResourceRequest& request() { return m_request; }
WebCore::ResourceHandle* handle() const { return m_handle.get(); }
void didConvertHandleToDownload();
void start();
void abort();
// ResourceHandleClient methods
virtual void willSendRequestAsync(WebCore::ResourceHandle*, const WebCore::ResourceRequest&, const WebCore::ResourceResponse& redirectResponse) override;
virtual void didSendData(WebCore::ResourceHandle*, unsigned long long bytesSent, unsigned long long totalBytesToBeSent) override;
virtual void didReceiveResponseAsync(WebCore::ResourceHandle*, const WebCore::ResourceResponse&) override;
virtual void didReceiveData(WebCore::ResourceHandle*, const char*, unsigned, int encodedDataLength) override;
virtual void didReceiveBuffer(WebCore::ResourceHandle*, PassRefPtr<WebCore::SharedBuffer>, int encodedDataLength) override;
virtual void didFinishLoading(WebCore::ResourceHandle*, double finishTime) override;
virtual void didFail(WebCore::ResourceHandle*, const WebCore::ResourceError&) override;
virtual void wasBlocked(WebCore::ResourceHandle*) override;
virtual void cannotShowURL(WebCore::ResourceHandle*) override;
virtual bool shouldUseCredentialStorage(WebCore::ResourceHandle*) override;
virtual void shouldUseCredentialStorageAsync(WebCore::ResourceHandle*) override;
virtual void didReceiveAuthenticationChallenge(WebCore::ResourceHandle*, const WebCore::AuthenticationChallenge&) override;
virtual void didCancelAuthenticationChallenge(WebCore::ResourceHandle*, const WebCore::AuthenticationChallenge&) override;
virtual void receivedCancellation(WebCore::ResourceHandle*, const WebCore::AuthenticationChallenge&) override;
virtual bool usesAsyncCallbacks() override { return true; }
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
virtual void canAuthenticateAgainstProtectionSpaceAsync(WebCore::ResourceHandle*, const WebCore::ProtectionSpace&) override;
#endif
#if USE(NETWORK_CFDATA_ARRAY_CALLBACK)
virtual bool supportsDataArray() override;
virtual void didReceiveDataArray(WebCore::ResourceHandle*, CFArrayRef) override;
#endif
#if PLATFORM(MAC)
static size_t fileBackedResourceMinimumSize();
#if !PLATFORM(IOS)
virtual void willCacheResponseAsync(WebCore::ResourceHandle*, NSCachedURLResponse *) override;
virtual void willStopBufferingData(WebCore::ResourceHandle*, const char*, unsigned) override;
#endif
#endif // PLATFORM(MAC)
// Message handlers.
void didReceiveNetworkResourceLoaderMessage(IPC::Connection*, IPC::MessageDecoder&);
#if PLATFORM(IOS) || (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
static void tryGetShareableHandleFromCFURLCachedResponse(ShareableResource::Handle&, CFCachedURLResponseRef);
#endif
bool isSynchronous() const;
bool isLoadingMainResource() const { return m_isLoadingMainResource; }
void setHostRecord(HostRecord* hostRecord) { ASSERT(isMainThread()); m_hostRecord = hostRecord; }
HostRecord* hostRecord() const { ASSERT(isMainThread()); return m_hostRecord.get(); }
template<typename T>
bool sendAbortingOnFailure(T&& message, unsigned messageSendFlags = 0)
{
bool result = messageSenderConnection()->send(std::forward<T>(message), messageSenderDestinationID(), messageSendFlags);
if (!result)
abort();
return result;
}
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
void continueCanAuthenticateAgainstProtectionSpace(bool);
#endif
void continueWillSendRequest(const WebCore::ResourceRequest& newRequest);
#if PLATFORM(IOS) || (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
static void tryGetShareableHandleFromSharedBuffer(ShareableResource::Handle&, WebCore::SharedBuffer*);
#endif
private:
NetworkResourceLoader(const NetworkResourceLoadParameters&, NetworkConnectionToWebProcess*, PassRefPtr<Messages::NetworkConnectionToWebProcess::PerformSynchronousLoad::DelayedReply>);
// IPC::MessageSender
virtual IPC::Connection* messageSenderConnection() override;
virtual uint64_t messageSenderDestinationID() override { return m_identifier; }
void continueDidReceiveResponse();
void cleanup();
void platformDidReceiveResponse(const WebCore::ResourceResponse&);
void consumeSandboxExtensions();
void invalidateSandboxExtensions();
RefPtr<RemoteNetworkingContext> m_networkingContext;
RefPtr<WebCore::ResourceHandle> m_handle;
// Keep the suggested request around while asynchronously asking to update it, because some parts of the request don't survive IPC.
WebCore::ResourceRequest m_suggestedRequestForWillSendRequest;
uint64_t m_bytesReceived;
bool m_handleConvertedToDownload;
std::unique_ptr<NetworkLoaderClient> m_networkLoaderClient;
ResourceLoadIdentifier m_identifier;
uint64_t m_webPageID;
uint64_t m_webFrameID;
uint64_t m_sessionID;
WebCore::ResourceRequest m_request;
WebCore::ResourceLoadPriority m_priority;
WebCore::ContentSniffingPolicy m_contentSniffingPolicy;
WebCore::StoredCredentials m_allowStoredCredentials;
WebCore::ClientCredentialPolicy m_clientCredentialPolicy;
bool m_shouldClearReferrerOnHTTPSToHTTPRedirect;
bool m_isLoadingMainResource;
Vector<RefPtr<SandboxExtension>> m_requestBodySandboxExtensions;
Vector<RefPtr<SandboxExtension>> m_resourceSandboxExtensions;
bool m_sandboxExtensionsAreConsumed;
RefPtr<NetworkConnectionToWebProcess> m_connection;
RefPtr<HostRecord> m_hostRecord;
};
} // namespace WebKit
#endif // ENABLE(NETWORK_PROCESS)
#endif // NetworkResourceLoader_h
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