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/*
* Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
* Copyright (C) 2013 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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.
*/
#ifndef ResourceHandleClient_h
#define ResourceHandleClient_h
#include <wtf/PassRefPtr.h>
#if USE(CFNETWORK)
#include <CFNetwork/CFURLCachePriv.h>
#include <CFNetwork/CFURLResponsePriv.h>
#endif
#if PLATFORM(MAC)
OBJC_CLASS NSCachedURLResponse;
#endif
namespace WebCore {
class AuthenticationChallenge;
class Credential;
class KURL;
class ProtectionSpace;
class ResourceHandle;
class ResourceError;
class ResourceRequest;
class ResourceResponse;
class SharedBuffer;
enum CacheStoragePolicy {
StorageAllowed,
StorageAllowedInMemoryOnly,
StorageNotAllowed
};
class ResourceHandleClient {
public:
ResourceHandleClient();
virtual ~ResourceHandleClient();
// Request may be modified.
virtual void willSendRequest(ResourceHandle*, ResourceRequest&, const ResourceResponse& /*redirectResponse*/) { }
virtual void didSendData(ResourceHandle*, unsigned long long /*bytesSent*/, unsigned long long /*totalBytesToBeSent*/) { }
virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse&) { }
virtual void didReceiveData(ResourceHandle*, const char*, int, int /*encodedDataLength*/) { }
virtual void didReceiveBuffer(ResourceHandle*, PassRefPtr<SharedBuffer>, int encodedDataLength);
virtual void didFinishLoading(ResourceHandle*, double /*finishTime*/) { }
virtual void didFail(ResourceHandle*, const ResourceError&) { }
virtual void wasBlocked(ResourceHandle*) { }
virtual void cannotShowURL(ResourceHandle*) { }
virtual bool usesAsyncCallbacks() { return false; }
// Client will pass an updated request using ResourceHandle::continueWillSendRequest() when ready.
virtual void willSendRequestAsync(ResourceHandle*, const ResourceRequest&, const ResourceResponse& redirectResponse);
// Client will call ResourceHandle::continueDidReceiveResponse() when ready.
virtual void didReceiveResponseAsync(ResourceHandle*, const ResourceResponse&);
// Client will pass an updated request using ResourceHandle::continueShouldUseCredentialStorage() when ready.
virtual void shouldUseCredentialStorageAsync(ResourceHandle*);
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
// Client will pass an updated request using ResourceHandle::continueCanAuthenticateAgainstProtectionSpace() when ready.
virtual void canAuthenticateAgainstProtectionSpaceAsync(ResourceHandle*, const ProtectionSpace&);
#endif
#if PLATFORM(MAC)
// Client will pass an updated request using ResourceHandle::continueWillCacheResponse() when ready.
virtual void willCacheResponseAsync(ResourceHandle*, NSCachedURLResponse *);
#endif
#if USE(NETWORK_CFDATA_ARRAY_CALLBACK)
virtual bool supportsDataArray() { return false; }
virtual void didReceiveDataArray(ResourceHandle*, CFArrayRef) { }
#endif
#if USE(SOUP)
virtual char* getOrCreateReadBuffer(size_t /*requestedLength*/, size_t& /*actualLength*/) { return 0; }
#endif
virtual bool shouldUseCredentialStorage(ResourceHandle*) { return false; }
virtual void didReceiveAuthenticationChallenge(ResourceHandle*, const AuthenticationChallenge&) { }
virtual void didCancelAuthenticationChallenge(ResourceHandle*, const AuthenticationChallenge&) { }
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
virtual bool canAuthenticateAgainstProtectionSpace(ResourceHandle*, const ProtectionSpace&) { return false; }
#endif
virtual void receivedCancellation(ResourceHandle*, const AuthenticationChallenge&) { }
#if PLATFORM(MAC)
#if USE(CFNETWORK)
virtual CFCachedURLResponseRef willCacheResponse(ResourceHandle*, CFCachedURLResponseRef response) { return response; }
#else
virtual NSCachedURLResponse *willCacheResponse(ResourceHandle*, NSCachedURLResponse *response) { return response; }
#endif
virtual void willStopBufferingData(ResourceHandle*, const char*, int) { }
#endif // PLATFORM(MAC)
#if PLATFORM(WIN) && USE(CFNETWORK)
virtual bool shouldCacheResponse(ResourceHandle*, CFCachedURLResponseRef) { return true; }
#endif
};
}
#endif
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