/*

 * Copyright (C) 2007 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 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 AuthenticationChallenge_h

#define AuthenticationChallenge_h

#include "Credential.h"

#include "ProtectionSpace.h"

#include "ResourceResponse.h"

#include "ResourceError.h"

#include <wtf/RefPtr.h>

#if PLATFORM(MAC)

#include <wtf/RetainPtr.h>

#ifndef __OBJC__

typedef struct objc_object *id;

class NSURLAuthenticationChallenge;

#else

@class NSURLAuthenticationChallenge;

#endif

#endif

#if USE(CFNETWORK)

typedef struct _CFURLAuthChallenge* CFURLAuthChallengeRef;

#endif

namespace WebCore {

class ResourceHandle;

class AuthenticationChallenge {

public:

    AuthenticationChallenge();

    AuthenticationChallenge(const ProtectionSpace& protectionSpace, const Credential& proposedCredential, unsigned previousFailureCount, const ResourceResponse& response, const ResourceError& error);

#if PLATFORM(MAC)

    AuthenticationChallenge(NSURLAuthenticationChallenge *);

#elif USE(CFNETWORK)

    AuthenticationChallenge(CFURLAuthChallengeRef, ResourceHandle* sourceHandle);

#endif

    unsigned previousFailureCount() const;

    const Credential& proposedCredential() const;

    const ProtectionSpace& protectionSpace() const;

    const ResourceResponse& failureResponse() const;

    const ResourceError& error() const;

    bool isNull() const;

    void nullify();

#if PLATFORM(MAC)

    id sender() const { return m_sender.get(); }

    NSURLAuthenticationChallenge *nsURLAuthenticationChallenge() const { return m_macChallenge.get(); }

#elif USE(CFNETWORK)

    ResourceHandle* sourceHandle() const { return m_sourceHandle.get(); }

    CFURLAuthChallengeRef cfURLAuthChallengeRef() const { return m_cfChallenge.get(); }

#endif

private:

    bool m_isNull;

    ProtectionSpace m_protectionSpace;

    Credential m_proposedCredential;

    unsigned m_previousFailureCount;

    ResourceResponse m_failureResponse;

    ResourceError m_error;

#if PLATFORM(MAC)

    RetainPtr<id> m_sender;

    RetainPtr<NSURLAuthenticationChallenge *> m_macChallenge;

#elif USE(CFNETWORK)

    RefPtr<ResourceHandle> m_sourceHandle;

    RetainPtr<CFURLAuthChallengeRef> m_cfChallenge;

#endif

};

bool operator==(const AuthenticationChallenge&, const AuthenticationChallenge&);

bool operator!=(const AuthenticationChallenge&, const AuthenticationChallenge&);

}

#endif