/* Use of this source code is governed by a BSD-style
 * license that can be found in the LICENSE file.
 * Copyright 2001-2019 The ovh-ttyrec Authors. All rights reserved.
 *
 * This work is based on the original ttyrec, whose license text
 * can be found below unmodified.
 *
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>

#include "ttyrec.h"
#include "io.h"

int calc_time(const char *filename);

int calc_time(const char *filename)
{
    Header start, end;
    FILE   *fp = efopen(filename, "r");

    read_header(fp, &start);
    end.tv.tv_sec = start.tv.tv_sec; // to avoid can-be-uninit warning
    fseek(fp, start.len, SEEK_CUR);
    while (1)
    {
        Header h;
        if (read_header(fp, &h) == 0)
        {
            break;
        }
        end = h;
        fseek(fp, h.len, SEEK_CUR);
    }
    return end.tv.tv_sec - start.tv.tv_sec;
}


int main(int argc, char **argv)
{
    int i;

    set_progname(argv[0]);
    for (i = 1; i < argc; i++)
    {
        char *filename = argv[i];
        printf("%7d	%s\n", calc_time(filename), filename);
    }
    return 0;
}
