// Copyright (C) 2009  Internet Systems Consortium, Inc. ("ISC")
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.

// $Id$

#ifndef __AUTH_SRV_H
#define __AUTH_SRV_H 1

#include <string>

#include <cc/data.h>
#include <auth/data_source.h>

namespace isc {
namespace dns {
class InputBuffer;
class Message;
class MessageRenderer;
}
}

class AuthSrvImpl;

class AuthSrv {
    ///
    /// \name Constructors, Assignment Operator and Destructor.
    ///
    /// Note: The copy constructor and the assignment operator are intentionally
    /// defined as private.
    //@{
private:
    AuthSrv(const AuthSrv& source);
    AuthSrv& operator=(const AuthSrv& source);
public:
    explicit AuthSrv();
    ~AuthSrv();
    //@}
    int processMessage(isc::dns::InputBuffer& request_buffer,
                       isc::dns::Message& message,
                       isc::dns::MessageRenderer& response_renderer,
                       bool udp_buffer);
    void serve(std::string zone_name);
    isc::data::ElementPtr setDbFile(const isc::data::ElementPtr config);
    isc::data::ElementPtr updateConfig(isc::data::ElementPtr config);
private:
    AuthSrvImpl* impl_;
    /// We keep a pointer to the currently running sqlite datasource
    /// so that we can specifically remove that one should the database
    /// file change
    isc::auth::ConstDataSrcPtr cur_datasrc_;
};

#endif // __AUTH_SRV_H

// Local Variables: 
// mode: c++
// End: