/*
 *      dnsutl - utilities to make DNS easier to configure
 *      Copyright (C) 1996, 1999, 2006, 2007 Peter Miller
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License as published by
 *      the Free Software Foundation; either version 3 of the License, or
 *      (at your option) any later version.
 *
 *      This program 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 General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License
 *      along with this program. If not, see
 *      <http://www.gnu.org/licenses/>.
 */

#include <mem.h>
#include <srrf/list.h>


srrf_list_ty *
srrf_list_alloc(void)
{
        srrf_list_ty    *rlp;

        rlp = mem_alloc(sizeof(srrf_list_ty));
        rlp->nrecords = 0;
        rlp->nrecords_max = 0;
        rlp->record = 0;
        return rlp;
}


void
srrf_list_free(srrf_list_ty *rlp)
{
        size_t          j;

        for (j = 0; j < rlp->nrecords; ++j)
                srrf_free(rlp->record[j]);
        if (rlp->record)
                mem_free(rlp->record);
        mem_free(rlp);
}


void
srrf_list_append(srrf_list_ty *rlp, srrf_t *rp)
{
        if (rlp->nrecords >= rlp->nrecords_max)
        {
                size_t          nbytes;

                rlp->nrecords_max = rlp->nrecords_max * 2 + 4;
                nbytes = rlp->nrecords_max * sizeof(rlp->record[0]);
                rlp->record = mem_change_size(rlp->record, nbytes);
        }
        rlp->record[rlp->nrecords++] = rp;
}