/*
 * Copyright (C) 2009 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. ``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
 * 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 CredentialStorage_h
#define CredentialStorage_h

namespace WebCore {

class Credential;
class KURL;
class ProtectionSpace;

class CredentialStorage {
public:
    // WebCore session credential storage.
    static void set(const Credential&, const ProtectionSpace&, const KURL&);
    static Credential get(const ProtectionSpace&);
    static void remove(const ProtectionSpace&);

    // OS persistent storage.
    static Credential getFromPersistentStorage(const ProtectionSpace&);

    // These methods work for authentication schemes that support sending credentials without waiting for a request. E.g., for HTTP Basic authentication scheme
    // a client should assume that all paths at or deeper than the depth of a known protected resource share are within the same protection space.
    static bool set(const Credential&, const KURL&); // Returns true if the URL corresponds to a known protection space, so credentials could be updated.
    static Credential get(const KURL&);
};

} // namespace WebCore

#endif // CredentialStorage_h