/* Chrysalide - Outil d'analyse de fichiers binaires
* syscall.h - prototypes pour la définition d'appels système Linux
*
* Copyright (C) 2018 Cyrille Bagard
*
* This file is part of Chrysalide.
*
* Chrysalide 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.
*
* Chrysalide 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 Chrysalide. If not, see .
*/
#include "syscall.h"
#include
#include
#include
/******************************************************************************
* *
* Paramètres : nr = indice de l'appel système à décrire. *
* name = désignation humaine de ce même appel système. *
* *
* Description : Crée un début de description d'appel système. *
* *
* Retour : Structure mise en place. *
* *
* Remarques : - *
* *
******************************************************************************/
syscall_info_t *create_syscall_info(unsigned int nr, const char *name)
{
syscall_info_t *result; /* Description à retourner */
result = (syscall_info_t *)calloc(1, sizeof(syscall_info_t));
result->nr = nr;
result->name = strdup(name);
return result;
}
/******************************************************************************
* *
* Paramètres : info = description d'appel système à supprimer. *
* *
* Description : Efface de la mémoire une description d'appel système. *
* *
* Retour : - *
* *
* Remarques : - *
* *
******************************************************************************/
void delete_syscall_info(syscall_info_t *info)
{
size_t i; /* Boucle de parcours */
free(info->name);
for (i = 0; i < info->argc; i++)
free(info->argv[i]);
if (info->filename != NULL)
free(info->filename);
free(info);
}
/******************************************************************************
* *
* Paramètres : info = description d'appel système à compléter. *
* arg = description d'un argument supplémentaire. *
* *
* Description : Ajoute un argument à une description d'appel système. *
* *
* Retour : Structure mise en place. *
* *
* Remarques : - *
* *
******************************************************************************/
void append_arg_to_syscall_info(syscall_info_t *info, const char *arg)
{
assert(info->argc < 6);
info->argv[info->argc++] = strdup(arg);
}