diff options
Diffstat (limited to 'plugins/dwarf/v4/checks.c')
-rw-r--r-- | plugins/dwarf/v4/checks.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/plugins/dwarf/v4/checks.c b/plugins/dwarf/v4/checks.c new file mode 100644 index 0000000..3450287 --- /dev/null +++ b/plugins/dwarf/v4/checks.c @@ -0,0 +1,80 @@ + +/* Chrysalide - Outil d'analyse de fichiers binaires + * checks.c - validations liées au format DWARF v4 + * + * 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_dwarfv4_abbrev_decl(const dw_abbrev_decl *decl) +{ + bool result; /* Validité à retourner */ + + result = (decl->tag >= DW_TAG_array_type && decl->tag <= DW_TAG_template_alias) + || (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_dwarfv4_abbrev_attrib(const dw_abbrev_raw_attr *attr) +{ + bool result; /* Validité à retourner */ + + result = (attr->name >= DW_AT_sibling && attr->name <= DW_AT_linkage_name) + || (attr->name >= DW_AT_lo_user && attr->name <= DW_AT_hi_user); + + if (result) + result = (attr->form >= DW_FORM_addr && attr->form <= DW_FORM_ref_sig8); + + return result; + +} |