/*****************************************************************************
 * HTICK --- FTN Ticker / Request Processor
 *****************************************************************************
 * SEEN-BY lines compare routine(s)
 *
 * This file is part of HTICK, part of the Husky fidosoft project
 * http://husky.physcip.uni-stuttgart.de
 *
 * HTICK 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 2, or (at your option) any
 * later version.
 *
 * HTICK 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 HTICK; see the file COPYING.  If not, write to the Free
 * Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *****************************************************************************
 * $Id: seenby.c,v 1.7.2.1 2002/11/01 12:39:58 mche Exp $
 *****************************************************************************/

#include <stdlib.h>
#include <string.h>
#include <fidoconf/fidoconf.h>
#include <fidoconf/common.h>    
#include <fcommon.h>   
#include <global.h>    
#include "seenby.h"

int seenbyComp ( s_addr *seenby, int anzseenby, s_addr Aka)
{
   int i;

   for (i=0; i < anzseenby; i++)
    {
      if (addrComp (seenby[i], Aka) == 0) return 0;
    }    

   return !0;
}

int seenbyAdd ( s_addr **seenby, UINT *anzseenby, s_addr* Aka)
{
    s_addr* tmp = *seenby;
    
    tmp = srealloc( tmp, (*anzseenby+1)*sizeof(s_addr) );
    memcpy(&tmp[*anzseenby],Aka,sizeof(s_addr));
    (*anzseenby)++;
    *seenby = tmp;
    
    return 1;
}

static int cmp_Addr(const void *a, const void *b)
{
    const s_addr* r1 = (s_addr*)a;
    const s_addr* r2 = (s_addr*)b;
    
    if             ( r1->zone > r2->zone )
        return  1;
    else if        ( r1->zone < r2->zone )
        return -1;
    else if        ( r1->net  > r2->net )
        return  1;
    else if        ( r1->net  < r2->net )
        return -1;
    else if        ( r1->node > r2->node )
        return  1;
    else if        ( r1->node < r2->node )
        return -1;
    else if        ( r1->point> r2->point )
        return  1;
    else if        ( r1->point< r2->point )
        return -1;
    return 0;
}


int seenbySort ( s_addr *seenby, int anzseenby)
{
    qsort( (void*)seenby, anzseenby, sizeof(s_addr), cmp_Addr ); 
    return 1;
}