/*

 * Copyright (c) 2006-2025 Sippy Software, Inc., http://www.sippysoft.com

 * 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.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <unistd.h>

#include "config.h"

#include "librtpproxy.h"

#include "librtpp_main.h"

struct opt_save {

    char *optarg;

    int optind;

    int optopt;

    int opterr;

    int optreset;

};

#if !HAVE_DECL_OPTRESET

static int optreset; /* Not present in glibc */

#endif

#define OPT_SAVE(sp) (*(sp) = (struct opt_save){optarg, optind, optopt, opterr, optreset})

#define OPT_RESTORE(sp) ({ \

    optarg = (sp)->optarg; \

    optind = (sp)->optind; \

    optopt = (sp)->optopt; \

    opterr = (sp)->opterr; \

    optreset = (sp)->optreset; \

})

struct rtpp_cfg *

rtpp_main(int argc, const char * const *argv)

{

    struct rtpp_cfg *r;

    const struct opt_save opt_zero = {.optind = 1};

    struct opt_save opt_saved;

    OPT_SAVE(&opt_saved);

    OPT_RESTORE(&opt_zero);

    r = _rtpp_main(argc, argv);

    OPT_RESTORE(&opt_saved);

    return r;

}