/*

  keylistresult.cpp - wraps a gpgme keylist result

  Copyright (C) 2004 Klarälvdalens Datakonsult AB

  2016 Bundesamt für Sicherheit in der Informationstechnik

  Software engineering by Intevation GmbH

  This file is part of GPGME++.

  GPGME++ is free software; you can redistribute it and/or

  modify it under the terms of the GNU Library General Public

  License as published by the Free Software Foundation; either

  version 2 of the License, or (at your option) any later version.

  GPGME++ 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 Library General Public License for more details.

  You should have received a copy of the GNU Library General Public License

  along with GPGME++; see the file COPYING.LIB.  If not, write to the

  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

  Boston, MA 02110-1301, USA.

*/

#ifdef HAVE_CONFIG_H

 #include "config.h"

#endif

#include <keylistresult.h>

#include "result_p.h"

#include <gpgme.h>

#include <cstring>

#include <cassert>

class GpgME::KeyListResult::Private

{

public:

    Private(const _gpgme_op_keylist_result &r) : res(r) {}

    Private(const Private &other) : res(other.res) {}

    _gpgme_op_keylist_result res;

};

GpgME::KeyListResult::KeyListResult(gpgme_ctx_t ctx, int error)

    : GpgME::Result(error), d()

{

    init(ctx);

}

GpgME::KeyListResult::KeyListResult(gpgme_ctx_t ctx, const Error &error)

    : GpgME::Result(error), d()

{

    init(ctx);

}

void GpgME::KeyListResult::init(gpgme_ctx_t ctx)

{

    if (!ctx) {

        return;

    }

    gpgme_keylist_result_t res = gpgme_op_keylist_result(ctx);

    if (!res) {

        return;

    }

    d.reset(new Private(*res));

}

GpgME::KeyListResult::KeyListResult(const Error &error, const _gpgme_op_keylist_result &res)

    : GpgME::Result(error), d(new Private(res))

{

}

make_standard_stuff(KeyListResult)

void GpgME::KeyListResult::detach()

{

    if (!d || d.unique()) {

        return;

    }

    d.reset(new Private(*d));

}

void GpgME::KeyListResult::mergeWith(const KeyListResult &other)

{

    if (other.isNull()) {

        return;

    }

    if (isNull()) {   // just assign

        operator=(other);

        return;

    }

    // merge the truncated flag (try to keep detaching to a minimum):

    if (other.isTruncated() && !this->isTruncated()) {

        assert(other.d);

        detach();

        if (!d) {

            d.reset(new Private(*other.d));

        } else {

            d->res.truncated = true;

        }

    }

    if (! bool(error())) {    // only merge the error when there was none yet.

        Result::operator=(other);

    }

}

bool GpgME::KeyListResult::isTruncated() const

{

    return d && d->res.truncated;

}