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/* OpenIDA - Outil d'analyse de fichiers binaires
 * options.c - configuration du débogage ptrace()
 *
 * Copyright (C) 2008 Cyrille Bagard
 *
 *  This file is part of OpenIDA.
 *
 *  OpenIDA 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.
 *
 *  OpenIDA 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
 */


#include "options.h"


#include <libgen.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>



/* ---------------------- OPTIONS POUR LE DEBOGAGE AVEC PTRACE ---------------------- */


/* Description des options */
struct _ptrace_options
{
    char *filename;                         /* Fichier à exécuter          */
    char **argv;                            /* Argument à fournir          */

};






/* ---------------------------------------------------------------------------------- */
/*                        OPTIONS POUR LE DEBOGAGE AVEC PTRACE                        */
/* ---------------------------------------------------------------------------------- */



/******************************************************************************
*                                                                             *
*  Paramètres  : binary = élément binaire ciblé par le débogage.              *
*                                                                             *
*  Description : Etablit les options par défaut pour un binaire donné.        *
*                                                                             *
*  Retour      : Structure mise en place (ou NULL en cas d'échec).            *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

ptrace_options *create_ptrace_options_from_binary(const GOpenidaBinary *binary)
{
    ptrace_options *result;

    result = (ptrace_options *)calloc(1, sizeof(ptrace_options));

    result->filename = strdup(g_openida_binary_get_filename(binary));

    result->argv = (char **)calloc(2, sizeof(char *));

    result->argv[0] = basename(result->filename);

    return result;

}


/******************************************************************************
*                                                                             *
*  Paramètres  : options = options du débogage à consulter.                   *
*                                                                             *
*  Description : Lance le processus à déboguer via ptrace().                  *
*                                                                             *
*  Retour      : false en cas d'échec.                                        *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

bool run_ptrace_options_process(const ptrace_options *options)
{
    execv(options->filename, options->argv);
    perror("execlp");

    return false;

}