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/* Chrysalide - Outil d'analyse de fichiers binaires
* checks.c - validations liées au format DWARF v2
*
* 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 <http://www.gnu.org/licenses/>.
*/
#include "checks.h"
/******************************************************************************
* *
* Paramètres : decl = structure brute dont le contenu est à valider. *
* *
* Description : Procède à la conversion de base d'une abréviation DWARF. *
* *
* Retour : Validité confirmée ou non. *
* *
* Remarques : - *
* *
******************************************************************************/
bool check_dwarfv2_abbrev_decl(const dw_abbrev_decl *decl)
{
bool result; /* Validité à retourner */
result = (decl->tag >= DW_TAG_array_type && decl->tag <= DW_TAG_volatile_type)
|| (decl->tag >= DW_TAG_lo_user && decl->tag <= DW_TAG_hi_user);
if (result)
result = (decl->has_children == DW_CHILDREN_no
|| decl->has_children == DW_CHILDREN_yes);
return result;
}
/******************************************************************************
* *
* Paramètres : decl = structure brute dont le contenu est à valider. *
* *
* Description : Procède à la conversion d'un attribut d'abréviation DWARF. *
* *
* Retour : Validité confirmée ou non. *
* *
* Remarques : - *
* *
******************************************************************************/
bool check_dwarfv2_abbrev_attrib(const dw_abbrev_raw_attr *attr)
{
bool result; /* Validité à retourner */
result = (attr->name >= DW_AT_sibling && attr->name <= DW_AT_vtable_elem_location)
|| (attr->name >= DW_AT_lo_user && attr->name <= DW_AT_hi_user);
if (result)
result = (attr->form >= DW_FORM_addr && attr->form <= DW_FORM_indirect);
return result;
}
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