accesscontrolmanagerhelper.h

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/* -*- Mode: C++; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of signon
 *
 * Copyright (C) 2009-2010 Nokia Corporation.
 * Copyright (C) 2011 Intel Corporation.
 *
 * Contact: Aurel Popirtac <ext-Aurel.Popirtac@nokia.com>
 * Contact: Alberto Mardegan <alberto.mardegan@canonical.com>
 * Contact: Elena Reshetova <elena.reshetova@intel.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * version 2.1 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 */

#ifndef ACCESSCONTROLMANAGERHELPER_H
#define ACCESSCONTROLMANAGERHELPER_H

#include <QIODevice>
#include <QMap>
#include <QDBusConnection>
#include <QDBusContext>
#include <QDBusMessage>

#include "signonauthsession.h"
#include "SignOn/abstract-access-control-manager.h"

namespace SignonDaemonNS {

class AccessControlManagerHelper
{
public:
    enum IdentityOwnership {
        ApplicationIsOwner = 0,
        ApplicationIsNotOwner,
        IdentityDoesNotHaveOwner
    };

    AccessControlManagerHelper(SignOn::AbstractAccessControlManager *acManager);
    ~AccessControlManagerHelper();

    static pid_t pidOfPeer(const QDBusContext &peerContext);

    /* creating an instance of a class */
    static AccessControlManagerHelper *instance();

    bool isPeerAllowedToUseIdentity(const QDBusMessage &peerMessage,
                                    const quint32 identityId);

    IdentityOwnership isPeerOwnerOfIdentity(const QDBusMessage &peerMessage,
                                            const quint32 identityId);

    bool isPeerAllowedToUseAuthSession(const QDBusMessage &peerMessage,
                                       const SignonAuthSession &authSession)
    {
        return isPeerAllowedToUseIdentity(peerMessage, authSession.id());
    }

    bool isPeerAllowedToUseAuthSession(const QDBusMessage &peerMessage,
                                       const quint32 ownerIdentityId)
    {
        return isPeerAllowedToUseIdentity(peerMessage, ownerIdentityId);
    }

    bool isPeerKeychainWidget(const QDBusMessage &peerMessage);

    QString appIdOfPeer(const QDBusMessage &peerMessage);

    bool isPeerAllowedToAccess(const QDBusMessage &peerMessage,
                               const QString securityContext);

    bool peerHasOneOfAccesses(const QDBusMessage &peerMessage,
                              const QStringList secContexts);

private:
    SignOn::AbstractAccessControlManager *m_acManager;
    static AccessControlManagerHelper* m_pInstance;
};

} // namespace SignonDaemonNS

#endif // ACCESSCONTROLMANAGER_H