/*
 * This OS/2 port was hacked by Harald Kipp from the
 *
 *      Network News Transfer Protocol server
 *
 *      Phil Lapsley
 *      University of California, Berkeley
 *      Stan Barber
 *      Baylor College of Medicine
 *
 * Bug reports related to THIS modified version should be sent to
 *
 *  harald@os2point.ping.de
 *  harald@sesam.com
 *  Fido: 2:2448/434
 *
 */

#define OS2
#define INCL_DOSFILEMGR
#include <os2.h>

#include <types.h>
#include <netinet\in.h>
#include <sys\socket.h>
#include <netlib.h>

#undef min
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>

#include <lprintf.h>

#include <dbgheap.h>


#include "config.h"
#include "globals.h"
#include "nntp.h"
#include "changi.h"

/************************************************************************/
/*                                                                      */
/************************************************************************/
static int longcmp(long *x, long *y)
{
    if(*x > *y)
        return(1);
    else if(*x < *y)
        return(-1);
    return(0);
}

/************************************************************************/
/*                                                                      */
/************************************************************************/
int scan_dir(char *path, long low_msg, long high_msg, long art_array[])
{
    long artnum;
    HDIR hdir = HDIR_CREATE;
    int sOff = sizeof(FILEFINDBUF) - CCHMAXPATHCOMP + 1;
    PFILEFINDBUF paffb = malloc(12288);
    PFILEFINDBUF pffb;
    int cffb = 255;
    int rc;
    int i;
    int num_arts = 0;
    char *tmplt = malloc(CCHMAXPATH);

    strcpy(tmplt, path);
    strcat(tmplt, "\\*");
    if((rc = DosFindFirst2(tmplt, &hdir, 0, paffb, 12288, &cffb, 1, 0L)) == 0) {
        while (!rc && cffb) {
            pffb = paffb;
            for(i = 0; i < cffb; i++) {
                artnum = atol(pffb->achName);
                if (artnum && artnum >= low_msg && artnum <= high_msg) {
                    if(num_arts < MAX_ARTICLES)
                        art_array[num_arts++] = artnum;
                    else {
                        lprintf("Can't handle more than %u articles in one group", MAX_ARTICLES);
                        break;
                    }
                }
                pffb = (PFILEFINDBUF)((char *)pffb + sOff + pffb->cchName);
            }
            if(num_arts >= MAX_ARTICLES)
                break;
            cffb = 255;
            rc = DosFindNext(hdir, paffb, 12288, &cffb);
        }
        DosFindClose(hdir);
        qsort(art_array, num_arts, sizeof(long), longcmp);
    }
    free(paffb);
    free(tmplt);
    return (num_arts);
}