Extended the loading process of binary formats to prepare the DWARF support.

git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@568 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a

26 files changed, 1386 insertions, 239 deletions

diff --git a/src/format/Makefile.am b/src/format/Makefile.am
index b0fda82..a3402ee 100644
--- a/src/format/Makefile.am
+++ b/src/format/Makefile.am
@@ -2,38 +2,22 @@
 noinst_LTLIBRARIES = libformat.la
 
 libformat_la_SOURCES =					\
+	debuggable-int.h					\
+	debuggable.h debuggable.c			\
 	executable-int.h					\
 	executable.h executable.c			\
 	format-int.h						\
 	format.h format.c					\
 	symbol.h symbol.c
 
-# libformat_la_SOURCES =					\
-# 	exe_format.h exe_format.c			\
-# 	exe_format-int.h					\
-# 	executable-int.h					\
-# 	executable.h executable.c			\
-# 	format-int.h						\
-# 	format.h format.c					\
-# 	dbg_format.h dbg_format.c			\
-# 	dbg_format-int.h					\
-# 	part.h part.c
-
 libformat_la_LIBADD =					\
 	dex/libformatdex.la					\
+	dwarf/libformatdwarf.la				\
 	elf/libformatelf.la					\
 	java/libformatjava.la				\
 	mangling/libformatmangling.la		\
 	pe/libformatpe.la
 
-# libformat_la_LIBADD =					\
-#  	dex/libformatdex.la					\
-# 	dwarf/libformatdwarf.la				\
-# 	elf/libformatelf.la					\
-#  	java/libformatjava.la				\
-# 	mangling/libformatmangling.la		\
-# 	pe/libformatpe.la
-
 libformat_la_LDFLAGS = 
 
 
@@ -41,5 +25,4 @@ AM_CPPFLAGS = $(LIBGTK_CFLAGS) $(LIBXML_CFLAGS)
 
 AM_CFLAGS = $(DEBUG_CFLAGS) $(WARNING_FLAGS) $(COMPLIANCE_FLAGS)
 
-SUBDIRS = dex elf java mangling pe
-#SUBDIRS = dex dwarf elf java mangling pe
+SUBDIRS = dex dwarf elf java mangling pe
diff --git a/src/format/dbg_format-int.h b/src/format/dbg_format-int.h
index 2767654..e69de29 100644
--- a/src/format/dbg_format-int.h
+++ b/src/format/dbg_format-int.h
@@ -1,55 +0,0 @@
-
-/* Chrysalide - Outil d'analyse de fichiers binaires
- * dbg_format-int.h - prototypes utiles aux formats de débogage
- *
- * Copyright (C) 2008 Cyrille Bagard
- *
- *  This file is part of Chrysalide.
- *
- *  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/>.
- */
-
-
-#ifndef _FORMAT_DBG_FORMAT_INT_H
-#define _FORMAT_DBG_FORMAT_INT_H
-
-
-#include <stdint.h>
-#include <sys/types.h>
-
-
-#include "../dbg_format.h"
-#include "../exe_format.h"
-
-
-
-
-
-/* Structure minimale d'un format de débogage */
-struct _dbg_format{
-
-    const uint8_t *content;                 /* Contenu binaire à étudier   */
-    off_t length;                           /* Taille de ce contenu        */
-
-    exe_format *e_format;                   /* Gestionnaire d'exécutable   */
-
-
-};
-
-
-#define DBG_FORMAT(f) ((dbg_format *)f)
-
-
-
-#endif  /* _FORMAT_DBG_FORMAT_INT_H */
diff --git a/src/format/dbg_format.c b/src/format/dbg_format.c
index 3a36049..e69de29 100644
--- a/src/format/dbg_format.c
+++ b/src/format/dbg_format.c
@@ -1,91 +0,0 @@
-
-/* Chrysalide - Outil d'analyse de fichiers binaires
- * dbg_format.c - support des formats de débogage
- *
- * Copyright (C) 2008 Cyrille Bagard
- *
- *  This file is part of Chrysalide.
- *
- *  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 "dbg_format.h"
-
-
-#include <malloc.h>
-
-
-
-/* liste de tous les formats de débogage enregistrés */
-typedef struct _dbg_formats
-{
-    dbg_format **list;                      /* Série d'éléments            */
-    size_t count;                           /* Nombre de ces éléments      */
-
-} dbg_formats;
-
-
-/* Fournit la liste des formats de débogage enregistrés. */
-dbg_formats *get_debug_formats(void);
-
-
-
-/******************************************************************************
-*                                                                             *
-*  Paramètres  : -                                                            *
-*                                                                             *
-*  Description : Fournit la liste des formats de débogage enregistrés.        *
-*                                                                             *
-*  Retour      : Liste des formats enregistrés.                               *
-*                                                                             *
-*  Remarques   : -                                                            *
-*                                                                             *
-******************************************************************************/
-
-dbg_formats *get_debug_formats(void)
-{
-    static dbg_formats *result = NULL;      /* Liste à retourner           */
-
-    if (result == NULL)
-        result = (dbg_formats *)calloc(1, sizeof(dbg_formats));
-
-    return result;
-
-}
-
-
-/******************************************************************************
-*                                                                             *
-*  Paramètres  : format = nouvel élément à inscrire dans l'ensemble.          *
-*                                                                             *
-*  Description : Ajoute un nouveau format de débogage à la liste supportée.   *
-*                                                                             *
-*  Retour      : -                                                            *
-*                                                                             *
-*  Remarques   : -                                                            *
-*                                                                             *
-******************************************************************************/
-
-void register_debug_format(dbg_format *format)
-{
-    dbg_formats *formats;                   /* Liste à compléter           */
-
-    formats = get_debug_formats();
-
-    formats->list = (dbg_format **)realloc(formats->list, ++formats->count * sizeof(dbg_format *));
-    formats->list[formats->count - 1] = format;
-
-}
-
diff --git a/src/format/dbg_format.h b/src/format/dbg_format.h
index bde76e4..e69de29 100644
--- a/src/format/dbg_format.h
+++ b/src/format/dbg_format.h
@@ -1,41 +0,0 @@
-
-/* Chrysalide - Outil d'analyse de fichiers binaires
- * dbg_format.h - prototypes pour le support des formats de débogage
- *
- * Copyright (C) 2008 Cyrille Bagard
- *
- *  This file is part of Chrysalide.
- *
- *  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/>.
- */
-
-
-#ifndef _FORMAT_DBG_FORMAT_H
-#define _FORMAT_DBG_FORMAT_H
-
-
-/* Structure minimale d'un format de débogage */
-typedef struct _dbg_format dbg_format;
-
-
-
-/* Ajoute un nouveau format de débogage à la liste supportée. */
-void register_debug_format(dbg_format *);
-
-
-
-
-
-
-#endif  /* _FORMAT_DBG_FORMAT_H */
diff --git a/src/format/debuggable-int.h b/src/format/debuggable-int.h
new file mode 100644
index 0000000..855a7bf
--- /dev/null
+++ b/src/format/debuggable-int.h
@@ -0,0 +1,51 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * debuggable-int.h - prototypes utiles aux formats d'exécutables
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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/>.
+ */
+
+
+#ifndef _FORMAT_DEBUGGABLE_INT_H
+#define _FORMAT_DEBUGGABLE_INT_H
+
+
+#include "debuggable.h"
+
+
+#include "format-int.h"
+
+
+
+/* Format de débogage générique (instance) */
+struct _GDbgFormat
+{
+    GBinFormat parent;                      /* A laisser en premier        */
+
+};
+
+/* Format de débogage générique (classe) */
+struct _GDbgFormatClass
+{
+    GBinFormatClass parent;                 /* A laisser en premier        */
+
+};
+
+
+
+#endif  /* _FORMAT_DEBUGGABLE_INT_H */
diff --git a/src/format/debuggable.c b/src/format/debuggable.c
new file mode 100644
index 0000000..f66ab96
--- /dev/null
+++ b/src/format/debuggable.c
@@ -0,0 +1,88 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * debuggable.c - support des formats d'exécutables
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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 "debuggable.h"
+
+
+#include <malloc.h>
+#include <stdlib.h>
+
+
+#include "debuggable-int.h"
+#include "format.h"
+
+
+
+/* Initialise la classe des formats d'exécutables génériques. */
+static void g_debuggable_format_class_init(GDbgFormatClass *);
+
+/* Initialise une instance de format d'exécutable générique. */
+static void g_debuggable_format_init(GDbgFormat *);
+
+
+
+/* Indique le type défini pour un format de débogage générique. */
+G_DEFINE_TYPE(GDbgFormat, g_debuggable_format, G_TYPE_BIN_FORMAT);
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : klass = classe à initialiser.                                *
+*                                                                             *
+*  Description : Initialise la classe des formats d'exécutables génériques.   *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_debuggable_format_class_init(GDbgFormatClass *klass)
+{
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance à initialiser.                             *
+*                                                                             *
+*  Description : Initialise une instance de format d'exécutable générique.    *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_debuggable_format_init(GDbgFormat *format)
+{
+
+}
+
+
+
+
+
+
+
diff --git a/src/format/debuggable.h b/src/format/debuggable.h
new file mode 100644
index 0000000..35ab386
--- /dev/null
+++ b/src/format/debuggable.h
@@ -0,0 +1,52 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * debuggable.h - prototypes pour le support des formats de débogage
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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/>.
+ */
+
+
+#ifndef _FORMAT_DEBUGGABLE_H
+#define _FORMAT_DEBUGGABLE_H
+
+
+#include <glib-object.h>
+
+
+
+#define G_TYPE_DBG_FORMAT               g_debuggable_format_get_type()
+#define G_DBG_FORMAT(obj)               (G_TYPE_CHECK_INSTANCE_CAST((obj), g_debuggable_format_get_type(), GDbgFormat))
+#define G_IS_DBG_FORMAT(obj)            (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_debuggable_format_get_type()))
+#define G_DBG_FORMAT_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_DBG_FORMAT, GDbgFormatClass))
+#define G_IS_DBG_FORMAT_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_DBG_FORMAT))
+#define G_DBG_FORMAT_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_DBG_FORMAT, GDbgFormatClass))
+
+
+/* Format de débogage générique (instance) */
+typedef struct _GDbgFormat GDbgFormat;
+
+/* Format de débogage générique (classe) */
+typedef struct _GDbgFormatClass GDbgFormatClass;
+
+
+/* Indique le type défini pour un format de débogage générique. */
+GType g_debuggable_format_get_type(void);
+
+
+
+#endif  /* _FORMAT_DEBUGGABLE_H */
diff --git a/src/format/dwarf/Makefile.am b/src/format/dwarf/Makefile.am
index 5c92107..e3889c4 100644
--- a/src/format/dwarf/Makefile.am
+++ b/src/format/dwarf/Makefile.am
@@ -2,7 +2,8 @@
 noinst_LTLIBRARIES = libformatdwarf.la
 
 libformatdwarf_la_SOURCES =				\
-	dwarf.h dwarf.c
+	dwarf.h dwarf.c						\
+	dwarf-int.h dwarf-int.c
 
 # libformatdwarf_la_SOURCES =				\
 # 	abbrev.h abbrev.c					\
@@ -12,9 +13,16 @@ libformatdwarf_la_SOURCES =				\
 # 	info.h info.c						\
 # 	utils.h utils.c
 
+libformatdwarf_la_LIBADD =				\
+	v2/libformatdwarfv2.la				\
+	v3/libformatdwarfv3.la				\
+	v4/libformatdwarfv4.la
+
 libformatdwarf_la_LDFLAGS = $(LIBGTK_LIBS)
 
 
 AM_CPPFLAGS = $(LIBGTK_CFLAGS) $(LIBXML_CFLAGS)
 
 AM_CFLAGS = $(DEBUG_CFLAGS) $(WARNING_FLAGS) $(COMPLIANCE_FLAGS)
+
+SUBDIRS = v2 v3 v4
diff --git a/src/format/dwarf/dwarf-int.c b/src/format/dwarf/dwarf-int.c
new file mode 100644
index 0000000..310f926
--- /dev/null
+++ b/src/format/dwarf/dwarf-int.c
@@ -0,0 +1,75 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * dwarf-int.c - structures internes du format DWARF
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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 "dwarf-int.h"
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = informations chargées à consulter.                  *
+*                pos    = position de début de lecture. [OUT]                 *
+*                endian = boutisme reconnu dans le format.                    *
+*                header = en-tête à déterminer. [OUT]                         *
+*                                                                             *
+*  Description : Procède à la lecture de l'en-tête d'un contenu binaire ELF.  *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool read_dwarf_section_header(GBinContent *content, vmpa2t *pos, SourceEndian endian, dw_section_header *header)
+{
+    bool result;                            /* Bilan à retourner           */
+    uint32_t first;                         /* Premier paquet d'octets     */
+    bool status;                            /* Bilan d'opération           */
+
+    result = false;
+
+    status = g_binary_content_read_u32(content, pos, endian, &first);
+    if (!status) goto rdsh_exit;
+
+    if (first >= 0xfffffff0 && first != 0xffffffff)
+        goto rdsh_exit;
+
+    if (first == 0xffffffff)
+    {
+        result = g_binary_content_read_u64(content, pos, endian, &header->unit_length);
+        header->is_32b = false;
+    }
+    else
+    {
+        result = true;
+        header->unit_length = first;
+        header->is_32b = true;
+    }
+
+    result &= g_binary_content_read_u16(content, pos, endian, &header->version);
+
+ rdsh_exit:
+
+    return result;
+
+}
diff --git a/src/format/dwarf/dwarf-int.h b/src/format/dwarf/dwarf-int.h
index 7999d3a..d3bf14a 100644
--- a/src/format/dwarf/dwarf-int.h
+++ b/src/format/dwarf/dwarf-int.h
@@ -25,15 +25,89 @@
 #define _FORMAT_DWARF_DWARF_INT_H
 
 
+#include "dwarf.h"
 
 
-#include "../dbg_format-int.h"
+#include <stdint.h>
+
+
+
+
+#include "../debuggable-int.h"
 
 #include "dwarf_def.h"
 
 
 
 
+
+
+
+/* En-tête présente dans certaines sections */
+typedef struct _dw_section_header
+{
+    uint64_t unit_length;                   /* Taille totale sans le champ */
+    bool is_32b;                            /* Le format est-il sur 32b ?  */
+
+    uint16_t version;                       /* Version de la section       */
+
+} dw_section_header;
+
+
+
+
+
+
+/* Procède à la lecture de l'en-tête d'un contenu binaire ELF. */
+bool read_dwarf_section_header(GBinContent *, vmpa2t *, SourceEndian, dw_section_header *);
+
+
+
+
+
+
+
+
+
+
+
+
+
+/* Format de débogage DWARF (instance) */
+struct _GDwarfFormat
+{
+    GDbgFormat parent;                      /* A laisser en premier        */
+
+};
+
+/* Format de débogage DWARF (classe) */
+struct _GDwarfFormatClass
+{
+    GDbgFormatClass parent;                 /* A laisser en premier        */
+
+};
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
 /* Format du DWARF */
 typedef enum _DwarfFormat
 {
@@ -81,7 +155,7 @@ typedef struct _dw_dbg_function
 } dw_dbg_function;
 
 
-
+#if 0
 /* Description du format DWARF */
 struct _dwarf_format
 {
@@ -96,7 +170,7 @@ struct _dwarf_format
     size_t dbg_fc_count;                    /* Nombre de ces fonctions     */
 
 };
-
+#endif
 
 
 
diff --git a/src/format/dwarf/dwarf.c b/src/format/dwarf/dwarf.c
index c7b1c23..db8335b 100644
--- a/src/format/dwarf/dwarf.c
+++ b/src/format/dwarf/dwarf.c
@@ -24,63 +24,245 @@
 #include "dwarf.h"
 
 
+#include "dwarf-int.h"
+#include "../../common/cpp.h"
 
 
 
+/* Initialise la classe des formats de débogage DWARF. */
+static void g_dwarf_format_class_init(GDwarfFormatClass *);
 
+/* Initialise une instance de format de débogage DWARF. */
+static void g_dwarf_format_init(GDwarfFormat *);
 
+/* Supprime toutes les références externes. */
+static void g_dwarf_format_dispose(GDwarfFormat *);
 
+/* Procède à la libération totale de la mémoire. */
+static void g_dwarf_format_finalize(GDwarfFormat *);
 
 
 
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : content = contenu binaire à parcourir.                       *
+*                parent  = éventuel format exécutable déjà chargé.            *
+*                                                                             *
+*  Description : Indique si le format peut être pris en charge ici.           *
+*                                                                             *
+*  Retour      : Désignation du format reconnu ou NULL si aucun.              *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+const char *dwarf_is_matching(GBinContent *content, GExeFormat *parent)
+{
+    const char *result;                     /* Format détecté à renvoyer   */
+    size_t i;                               /* Boucle de parcours          */
+    mrange_t range;                         /* Couverture d'une section    */
+    dw_section_header header;               /* En-tête DWARF de section    */
+    bool found;                             /* Bilan d'une comparaison     */
+
+    static const char *section_names[] = {
+        ".debug_aranges",
+        ".debug_frame",
+        ".debug_info",
+        ".debug_line",
+        ".debug_pubnames",
+        ".debug_pubtypes",
+        ".debug_types"
+    };
+
+    static const uint16_t dwarf_v2_versions[] = {
+        2,  /* .debug_aranges */
+        1,  /* .debug_frame */
+        2,  /* .debug_info */
+        2,  /* .debug_line */
+        2,  /* .debug_pubnames */
+        0,  /* .debug_pubtypes */
+        0   /* .debug_types */
+    };
+
+    static const uint16_t dwarf_v3_versions[] = {
+        2,  /* .debug_aranges */
+        3,  /* .debug_frame */
+        3,  /* .debug_info */
+        3,  /* .debug_line */
+        2,  /* .debug_pubnames */
+        2,  /* .debug_pubtypes */
+        0   /* .debug_types */
+    };
+
+    static const uint16_t dwarf_v4_versions[] = {
+        2,  /* .debug_aranges */
+        4,  /* .debug_frame */
+        4,  /* .debug_info */
+        4,  /* .debug_line */
+        2,  /* .debug_pubnames */
+        2,  /* .debug_pubtypes */
+        4   /* .debug_types */
+    };
+
+    uint16_t current_versions[] = {
+        0,  /* .debug_aranges */
+        0,  /* .debug_frame */
+        0,  /* .debug_info */
+        0,  /* .debug_line */
+        0,  /* .debug_pubnames */
+        0,  /* .debug_pubtypes */
+        0   /* .debug_types */
+    };
+
+    result = NULL;
+
+    if (parent == NULL)
+        return NULL;
+
+    /* Lecture des indices présents */
+
+    for (i = 0; i < ARRAY_SIZE(section_names); i++)
+    {
+        if (!g_exe_format_get_section_range_by_name(parent, section_names[i], &range))
+            continue;
+
+        if (!read_dwarf_section_header(content, get_mrange_addr(&range), SRE_LITTLE /* FIXME */, &header))
+            continue;
+
+        current_versions[i] = header.version;
+
+    }
+
+    /* Détermination d'une version bien identifiée */
+
+    bool check_dwarf_version(const uint16_t *ref, const uint16_t *cur, size_t count)
+    {
+        bool equal;
+        size_t k;
+
+        equal = true;
+
+        for (k = 0; k < count && equal; k++)
+            equal = (cur[k] == 0) || (ref[k] == cur[k]);
+
+        return equal;
+
+    }
+
+    /**
+     * Un fichier DWARF sans section sera vu comme un fichier DWARF de
+     * dernière génération.
+     * Ce qui n'est pas très grave car rien ne sera chargé par la suite,
+     * du fait de l'absence de section, donc il n'y aura pas d'incompatibilité.
+     */
+
+    found = check_dwarf_version(dwarf_v4_versions, current_versions, ARRAY_SIZE(section_names));
+
+    if (found)
+        result = "dwarf_v4";
+
+    if (result == NULL)
+    {
+        found = check_dwarf_version(dwarf_v3_versions, current_versions, ARRAY_SIZE(section_names));
+
+        if (found)
+            result = "dwarf_v3";
 
+    }
+
+    if (result == NULL)
+    {
+        found = check_dwarf_version(dwarf_v2_versions, current_versions, ARRAY_SIZE(section_names));
+
+        if (found)
+            result = "dwarf_v2";
+
+    }
+
+    return result;
+
+}
+
+
+/* Indique le type défini pour un format de débogage générique. */
+G_DEFINE_TYPE(GDwarfFormat, g_dwarf_format, G_TYPE_DBG_FORMAT);
 
 
 /******************************************************************************
 *                                                                             *
-*  Paramètres  : type    = type de format recherché.                          *
-*                content = contenu binaire à parcourir.                       *
-*                length  = taille du contenu en question.                     *
+*  Paramètres  : klass = classe à initialiser.                                *
 *                                                                             *
-*  Description : Indique si le format peut être pris en charge ici.           *
+*  Description : Initialise la classe des formats de débogage DWARF.          *
 *                                                                             *
-*  Retour      : true si la réponse est positive, false sinon.                *
+*  Retour      : -                                                            *
 *                                                                             *
 *  Remarques   : -                                                            *
 *                                                                             *
 ******************************************************************************/
 
-bool dwarf_is_matching(GBinContent *)
+static void g_dwarf_format_class_init(GDwarfFormatClass *klass)
 {
-    bool result;                            /* Bilan à faire connaître     */
+    GObjectClass *object;                   /* Autre version de la classe  */
 
-    result = false;
+    object = G_OBJECT_CLASS(klass);
 
-    return result;
+    object->dispose = (GObjectFinalizeFunc/* ! */)g_dwarf_format_dispose;
+    object->finalize = (GObjectFinalizeFunc)g_dwarf_format_finalize;
 
 }
 
 
 /******************************************************************************
 *                                                                             *
-*  Paramètres  : content = contenu binaire à parcourir.                       *
-*                length  = taille du contenu en question.                     *
+*  Paramètres  : format = instance à initialiser.                             *
 *                                                                             *
-*  Description : Prend en charge un nouveau format Dwarf.                     *
+*  Description : Initialise une instance de format de débogage DWARF.         *
 *                                                                             *
-*  Retour      : Adresse de la structure mise en place ou NULL en cas d'échec.*
+*  Retour      : -                                                            *
 *                                                                             *
 *  Remarques   : -                                                            *
 *                                                                             *
 ******************************************************************************/
 
-GBinFormat *g_dwarf_format_new(const bin_t *content, off_t length)
+static void g_dwarf_format_init(GDwarfFormat *format)
 {
 
+}
 
 
-    return NULL;
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Supprime toutes les références externes.                     *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
 
+static void g_dwarf_format_dispose(GDwarfFormat *format)
+{
+    G_OBJECT_CLASS(g_dwarf_format_parent_class)->dispose(G_OBJECT(format));
 
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Procède à la libération totale de la mémoire.                *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarf_format_finalize(GDwarfFormat *format)
+{
+    G_OBJECT_CLASS(g_dwarf_format_parent_class)->finalize(G_OBJECT(format));
 
 }
diff --git a/src/format/dwarf/dwarf.h b/src/format/dwarf/dwarf.h
index 2e32c8e..a5e988b 100644
--- a/src/format/dwarf/dwarf.h
+++ b/src/format/dwarf/dwarf.h
@@ -25,15 +25,30 @@
 #define _FORMAT_DWARF_DWARF_H
 
 
-#include "../format.h"
+#include "../executable.h"
 
 
 
+#define G_TYPE_DWARF_FORMAT            g_dwarf_format_get_type()
+#define G_DWARF_FORMAT(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj), g_dwarf_format_get_type(), GDwarfFormat))
+#define G_IS_DWARF_FORMAT(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_dwarf_format_get_type()))
+#define G_DWARF_FORMAT_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_DWARF_FORMAT, GDwarfFormatClass))
+#define G_IS_DWARF_FORMAT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_DWARF_FORMAT))
+#define G_DWARF_FORMAT_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_DWARF_FORMAT, GDwarfFormatClass))
+
+
+/* Format de débogage DWARF (instance) */
+typedef struct _GDwarfFormat GDwarfFormat;
+
+/* Format de débogage DWARF (classe) */
+typedef struct _GDwarfFormatClass GDwarfFormatClass;
+
+
 /* Indique si le format peut être pris en charge ici. */
-bool dwarf_is_matching(GBinContent *);
+const char *dwarf_is_matching(GBinContent *, GExeFormat *);
 
-/* Prend en charge un nouveau format Dwarf. */
-GBinFormat *g_dwarf_format_new(const bin_t *, off_t);
+/* Indique le type défini pour un format de débogage DWARF. */
+GType g_dwarf_format_get_type(void);
 
 
 
diff --git a/src/format/dwarf/v2/Makefile.am b/src/format/dwarf/v2/Makefile.am
new file mode 100644
index 0000000..54e7719
--- /dev/null
+++ b/src/format/dwarf/v2/Makefile.am
@@ -0,0 +1,12 @@
+
+noinst_LTLIBRARIES = libformatdwarfv2.la
+
+libformatdwarfv2_la_SOURCES =			\
+	dwarf.h dwarf.c
+
+libformatdwarfv2_la_LDFLAGS = $(LIBGTK_LIBS)
+
+
+AM_CPPFLAGS = $(LIBGTK_CFLAGS) $(LIBXML_CFLAGS)
+
+AM_CFLAGS = $(DEBUG_CFLAGS) $(WARNING_FLAGS) $(COMPLIANCE_FLAGS)
diff --git a/src/format/dwarf/v2/dwarf.c b/src/format/dwarf/v2/dwarf.c
new file mode 100644
index 0000000..73e4e04
--- /dev/null
+++ b/src/format/dwarf/v2/dwarf.c
@@ -0,0 +1,171 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * dwarf.c - support du format DWARF v2
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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 "dwarf.h"
+
+
+#include "../dwarf-int.h"
+
+
+
+/* Format de débogage DWARF v2 (instance) */
+struct _GDwarfV2Format
+{
+    GDwarfFormat parent;                    /* A laisser en premier        */
+
+};
+
+/* Format de débogage DWARF v2 (classe) */
+struct _GDwarfV2FormatClass
+{
+    GDwarfFormatClass parent;               /* A laisser en premier        */
+
+};
+
+
+/* Initialise la classe des formats de débogage DWARF v2. */
+static void g_dwarfv2_format_class_init(GDwarfV2FormatClass *);
+
+/* Initialise une instance de format de débogage DWARF v2. */
+static void g_dwarfv2_format_init(GDwarfV2Format *);
+
+/* Supprime toutes les références externes. */
+static void g_dwarfv2_format_dispose(GDwarfV2Format *);
+
+/* Procède à la libération totale de la mémoire. */
+static void g_dwarfv2_format_finalize(GDwarfV2Format *);
+
+
+
+/* Indique le type défini pour un format de débogage DWARF v2. */
+G_DEFINE_TYPE(GDwarfV2Format, g_dwarfv2_format, G_TYPE_DWARF_FORMAT);
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : klass = classe à initialiser.                                *
+*                                                                             *
+*  Description : Initialise la classe des formats de débogage DWARF v2.       *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv2_format_class_init(GDwarfV2FormatClass *klass)
+{
+    GObjectClass *object;                   /* Autre version de la classe  */
+
+    object = G_OBJECT_CLASS(klass);
+
+    object->dispose = (GObjectFinalizeFunc/* ! */)g_dwarfv2_format_dispose;
+    object->finalize = (GObjectFinalizeFunc)g_dwarfv2_format_finalize;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance à initialiser.                             *
+*                                                                             *
+*  Description : Initialise une instance de format de débogage DWARF v2.      *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv2_format_init(GDwarfV2Format *format)
+{
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Supprime toutes les références externes.                     *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv2_format_dispose(GDwarfV2Format *format)
+{
+    G_OBJECT_CLASS(g_dwarfv2_format_parent_class)->dispose(G_OBJECT(format));
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Procède à la libération totale de la mémoire.                *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv2_format_finalize(GDwarfV2Format *format)
+{
+    G_OBJECT_CLASS(g_dwarfv2_format_parent_class)->finalize(G_OBJECT(format));
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : content = contenu binaire à parcourir.                       *
+*                parent  = éventuel format exécutable déjà chargé.            *
+*                                                                             *
+*  Description : Prend en charge un nouveau format DWARF (v2).                *
+*                                                                             *
+*  Retour      : Adresse de la structure mise en place ou NULL en cas d'échec.*
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+GBinFormat *g_dwarfv2_format_new(GBinContent *content, GExeFormat *parent)
+{
+    GDwarfV2Format *result;                 /* Structure à retourner       */
+
+    result = g_object_new(G_TYPE_DWARFV2_FORMAT, NULL);
+
+
+
+    g_binary_format_set_content(G_BIN_FORMAT(result), content);
+
+
+
+    return G_BIN_FORMAT(result);
+
+}
diff --git a/src/format/dwarf/v2/dwarf.h b/src/format/dwarf/v2/dwarf.h
new file mode 100644
index 0000000..360a2e6
--- /dev/null
+++ b/src/format/dwarf/v2/dwarf.h
@@ -0,0 +1,59 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * dwarf.h - prototypes pour le support du format DWARF v2
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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/>.
+ */
+
+
+#ifndef _FORMAT_DWARF_V2_DWARF_H
+#define _FORMAT_DWARF_V2_DWARF_H
+
+
+#include <glib-object.h>
+
+
+#include "../../executable.h"
+#include "../../format.h"
+
+
+
+#define G_TYPE_DWARFV2_FORMAT               g_dwarfv2_format_get_type()
+#define G_DWARFV2_FORMAT(obj)               (G_TYPE_CHECK_INSTANCE_CAST((obj), g_dwarfv2_format_get_type(), GDwarfV2Format))
+#define G_IS_DWARFV2_FORMAT(obj)            (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_dwarfv2_format_get_type()))
+#define G_DWARFV2_FORMAT_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_DWARFV2_FORMAT, GDwarfV2FormatClass))
+#define G_IS_DWARFV2_FORMAT_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_DWARFV2_FORMAT))
+#define G_DWARFV2_FORMAT_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_DWARFV2_FORMAT, GDwarfV2FormatClass))
+
+
+/* Format de débogage DWARF v2 (instance) */
+typedef struct _GDwarfV2Format GDwarfV2Format;
+
+/* Format de débogage DWARF v2 (classe) */
+typedef struct _GDwarfV2FormatClass GDwarfV2FormatClass;
+
+
+/* Indique le type défini pour un format de débogage DWARF v2. */
+GType g_dwarfv2_format_get_type(void);
+
+/* Prend en charge un nouveau format DWARF (v2). */
+GBinFormat *g_dwarfv2_format_new(GBinContent *, GExeFormat *);
+
+
+
+#endif  /* _FORMAT_DWARF_V2_DWARF_H */
diff --git a/src/format/dwarf/v3/Makefile.am b/src/format/dwarf/v3/Makefile.am
new file mode 100644
index 0000000..dd6e9cd
--- /dev/null
+++ b/src/format/dwarf/v3/Makefile.am
@@ -0,0 +1,12 @@
+
+noinst_LTLIBRARIES = libformatdwarfv3.la
+
+libformatdwarfv3_la_SOURCES =			\
+	dwarf.h dwarf.c
+
+libformatdwarfv3_la_LDFLAGS = $(LIBGTK_LIBS)
+
+
+AM_CPPFLAGS = $(LIBGTK_CFLAGS) $(LIBXML_CFLAGS)
+
+AM_CFLAGS = $(DEBUG_CFLAGS) $(WARNING_FLAGS) $(COMPLIANCE_FLAGS)
diff --git a/src/format/dwarf/v3/dwarf.c b/src/format/dwarf/v3/dwarf.c
new file mode 100644
index 0000000..d6198f7
--- /dev/null
+++ b/src/format/dwarf/v3/dwarf.c
@@ -0,0 +1,171 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * dwarf.c - support du format DWARF v3
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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 "dwarf.h"
+
+
+#include "../dwarf-int.h"
+
+
+
+/* Format de débogage DWARF v3 (instance) */
+struct _GDwarfV3Format
+{
+    GDwarfFormat parent;                    /* A laisser en premier        */
+
+};
+
+/* Format de débogage DWARF v3 (classe) */
+struct _GDwarfV3FormatClass
+{
+    GDwarfFormatClass parent;               /* A laisser en premier        */
+
+};
+
+
+/* Initialise la classe des formats de débogage DWARF v3. */
+static void g_dwarfv3_format_class_init(GDwarfV3FormatClass *);
+
+/* Initialise une instance de format de débogage DWARF v3. */
+static void g_dwarfv3_format_init(GDwarfV3Format *);
+
+/* Supprime toutes les références externes. */
+static void g_dwarfv3_format_dispose(GDwarfV3Format *);
+
+/* Procède à la libération totale de la mémoire. */
+static void g_dwarfv3_format_finalize(GDwarfV3Format *);
+
+
+
+/* Indique le type défini pour un format de débogage DWARF v3. */
+G_DEFINE_TYPE(GDwarfV3Format, g_dwarfv3_format, G_TYPE_DWARF_FORMAT);
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : klass = classe à initialiser.                                *
+*                                                                             *
+*  Description : Initialise la classe des formats de débogage DWARF v3.       *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv3_format_class_init(GDwarfV3FormatClass *klass)
+{
+    GObjectClass *object;                   /* Autre version de la classe  */
+
+    object = G_OBJECT_CLASS(klass);
+
+    object->dispose = (GObjectFinalizeFunc/* ! */)g_dwarfv3_format_dispose;
+    object->finalize = (GObjectFinalizeFunc)g_dwarfv3_format_finalize;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance à initialiser.                             *
+*                                                                             *
+*  Description : Initialise une instance de format de débogage DWARF v3.      *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv3_format_init(GDwarfV3Format *format)
+{
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Supprime toutes les références externes.                     *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv3_format_dispose(GDwarfV3Format *format)
+{
+    G_OBJECT_CLASS(g_dwarfv3_format_parent_class)->dispose(G_OBJECT(format));
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Procède à la libération totale de la mémoire.                *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv3_format_finalize(GDwarfV3Format *format)
+{
+    G_OBJECT_CLASS(g_dwarfv3_format_parent_class)->finalize(G_OBJECT(format));
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : content = contenu binaire à parcourir.                       *
+*                parent  = éventuel format exécutable déjà chargé.            *
+*                                                                             *
+*  Description : Prend en charge un nouveau format DWARF (v3).                *
+*                                                                             *
+*  Retour      : Adresse de la structure mise en place ou NULL en cas d'échec.*
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+GBinFormat *g_dwarfv3_format_new(GBinContent *content, GExeFormat *parent)
+{
+    GDwarfV3Format *result;                 /* Structure à retourner       */
+
+    result = g_object_new(G_TYPE_DWARFV3_FORMAT, NULL);
+
+
+
+    g_binary_format_set_content(G_BIN_FORMAT(result), content);
+
+
+
+    return G_BIN_FORMAT(result);
+
+}
diff --git a/src/format/dwarf/v3/dwarf.h b/src/format/dwarf/v3/dwarf.h
new file mode 100644
index 0000000..2aaf891
--- /dev/null
+++ b/src/format/dwarf/v3/dwarf.h
@@ -0,0 +1,59 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * dwarf.h - prototypes pour le support du format DWARF v3
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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/>.
+ */
+
+
+#ifndef _FORMAT_DWARF_V3_DWARF_H
+#define _FORMAT_DWARF_V3_DWARF_H
+
+
+#include <glib-object.h>
+
+
+#include "../../executable.h"
+#include "../../format.h"
+
+
+
+#define G_TYPE_DWARFV3_FORMAT               g_dwarfv3_format_get_type()
+#define G_DWARFV3_FORMAT(obj)               (G_TYPE_CHECK_INSTANCE_CAST((obj), g_dwarfv3_format_get_type(), GDwarfV3Format))
+#define G_IS_DWARFV3_FORMAT(obj)            (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_dwarfv3_format_get_type()))
+#define G_DWARFV3_FORMAT_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_DWARFV3_FORMAT, GDwarfV3FormatClass))
+#define G_IS_DWARFV3_FORMAT_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_DWARFV3_FORMAT))
+#define G_DWARFV3_FORMAT_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_DWARFV3_FORMAT, GDwarfV3FormatClass))
+
+
+/* Format de débogage DWARF v3 (instance) */
+typedef struct _GDwarfV3Format GDwarfV3Format;
+
+/* Format de débogage DWARF v3 (classe) */
+typedef struct _GDwarfV3FormatClass GDwarfV3FormatClass;
+
+
+/* Indique le type défini pour un format de débogage DWARF v3. */
+GType g_dwarfv3_format_get_type(void);
+
+/* Prend en charge un nouveau format DWARF (v3). */
+GBinFormat *g_dwarfv3_format_new(GBinContent *, GExeFormat *);
+
+
+
+#endif  /* _FORMAT_DWARF_V3_DWARF_H */
diff --git a/src/format/dwarf/v4/Makefile.am b/src/format/dwarf/v4/Makefile.am
new file mode 100644
index 0000000..fb3bc43
--- /dev/null
+++ b/src/format/dwarf/v4/Makefile.am
@@ -0,0 +1,12 @@
+
+noinst_LTLIBRARIES = libformatdwarfv4.la
+
+libformatdwarfv4_la_SOURCES =			\
+	dwarf.h dwarf.c
+
+libformatdwarfv4_la_LDFLAGS = $(LIBGTK_LIBS)
+
+
+AM_CPPFLAGS = $(LIBGTK_CFLAGS) $(LIBXML_CFLAGS)
+
+AM_CFLAGS = $(DEBUG_CFLAGS) $(WARNING_FLAGS) $(COMPLIANCE_FLAGS)
diff --git a/src/format/dwarf/v4/dwarf.c b/src/format/dwarf/v4/dwarf.c
new file mode 100644
index 0000000..164d321
--- /dev/null
+++ b/src/format/dwarf/v4/dwarf.c
@@ -0,0 +1,171 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * dwarf.c - support du format DWARF v4
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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 "dwarf.h"
+
+
+#include "../dwarf-int.h"
+
+
+
+/* Format de débogage DWARF v4 (instance) */
+struct _GDwarfV4Format
+{
+    GDwarfFormat parent;                    /* A laisser en premier        */
+
+};
+
+/* Format de débogage DWARF v4 (classe) */
+struct _GDwarfV4FormatClass
+{
+    GDwarfFormatClass parent;               /* A laisser en premier        */
+
+};
+
+
+/* Initialise la classe des formats de débogage DWARF v4. */
+static void g_dwarfv4_format_class_init(GDwarfV4FormatClass *);
+
+/* Initialise une instance de format de débogage DWARF v4. */
+static void g_dwarfv4_format_init(GDwarfV4Format *);
+
+/* Supprime toutes les références externes. */
+static void g_dwarfv4_format_dispose(GDwarfV4Format *);
+
+/* Procède à la libération totale de la mémoire. */
+static void g_dwarfv4_format_finalize(GDwarfV4Format *);
+
+
+
+/* Indique le type défini pour un format de débogage DWARF v4. */
+G_DEFINE_TYPE(GDwarfV4Format, g_dwarfv4_format, G_TYPE_DWARF_FORMAT);
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : klass = classe à initialiser.                                *
+*                                                                             *
+*  Description : Initialise la classe des formats de débogage DWARF v4.       *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv4_format_class_init(GDwarfV4FormatClass *klass)
+{
+    GObjectClass *object;                   /* Autre version de la classe  */
+
+    object = G_OBJECT_CLASS(klass);
+
+    object->dispose = (GObjectFinalizeFunc/* ! */)g_dwarfv4_format_dispose;
+    object->finalize = (GObjectFinalizeFunc)g_dwarfv4_format_finalize;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance à initialiser.                             *
+*                                                                             *
+*  Description : Initialise une instance de format de débogage DWARF v4.      *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv4_format_init(GDwarfV4Format *format)
+{
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Supprime toutes les références externes.                     *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv4_format_dispose(GDwarfV4Format *format)
+{
+    G_OBJECT_CLASS(g_dwarfv4_format_parent_class)->dispose(G_OBJECT(format));
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = instance d'objet GLib à traiter.                    *
+*                                                                             *
+*  Description : Procède à la libération totale de la mémoire.                *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_dwarfv4_format_finalize(GDwarfV4Format *format)
+{
+    G_OBJECT_CLASS(g_dwarfv4_format_parent_class)->finalize(G_OBJECT(format));
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : content = contenu binaire à parcourir.                       *
+*                parent  = éventuel format exécutable déjà chargé.            *
+*                                                                             *
+*  Description : Prend en charge un nouveau format DWARF (v4).                *
+*                                                                             *
+*  Retour      : Adresse de la structure mise en place ou NULL en cas d'échec.*
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+GBinFormat *g_dwarfv4_format_new(GBinContent *content, GExeFormat *parent)
+{
+    GDwarfV4Format *result;                 /* Structure à retourner       */
+
+    result = g_object_new(G_TYPE_DWARFV4_FORMAT, NULL);
+
+
+
+    g_binary_format_set_content(G_BIN_FORMAT(result), content);
+
+
+
+    return G_BIN_FORMAT(result);
+
+}
diff --git a/src/format/dwarf/v4/dwarf.h b/src/format/dwarf/v4/dwarf.h
new file mode 100644
index 0000000..af3c2c4
--- /dev/null
+++ b/src/format/dwarf/v4/dwarf.h
@@ -0,0 +1,59 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * dwarf.h - prototypes pour le support du format DWARF v4
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  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/>.
+ */
+
+
+#ifndef _FORMAT_DWARF_V4_DWARF_H
+#define _FORMAT_DWARF_V4_DWARF_H
+
+
+#include <glib-object.h>
+
+
+#include "../../executable.h"
+#include "../../format.h"
+
+
+
+#define G_TYPE_DWARFV4_FORMAT               g_dwarfv4_format_get_type()
+#define G_DWARFV4_FORMAT(obj)               (G_TYPE_CHECK_INSTANCE_CAST((obj), g_dwarfv4_format_get_type(), GDwarfV4Format))
+#define G_IS_DWARFV4_FORMAT(obj)            (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_dwarfv4_format_get_type()))
+#define G_DWARFV4_FORMAT_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_DWARFV4_FORMAT, GDwarfV4FormatClass))
+#define G_IS_DWARFV4_FORMAT_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_DWARFV4_FORMAT))
+#define G_DWARFV4_FORMAT_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_DWARFV4_FORMAT, GDwarfV4FormatClass))
+
+
+/* Format de débogage DWARF v4 (instance) */
+typedef struct _GDwarfV4Format GDwarfV4Format;
+
+/* Format de débogage DWARF v4 (classe) */
+typedef struct _GDwarfV4FormatClass GDwarfV4FormatClass;
+
+
+/* Indique le type défini pour un format de débogage DWARF v4. */
+GType g_dwarfv4_format_get_type(void);
+
+/* Prend en charge un nouveau format DWARF (v4). */
+GBinFormat *g_dwarfv4_format_new(GBinContent *, GExeFormat *);
+
+
+
+#endif  /* _FORMAT_DWARF_V4_DWARF_H */
diff --git a/src/format/elf/elf.c b/src/format/elf/elf.c
index bf5a7a2..7f3af9f 100644
--- a/src/format/elf/elf.c
+++ b/src/format/elf/elf.c
@@ -75,31 +75,38 @@ static bool g_elf_format_translate_offset_into_vmpa(const GElfFormat *, phys_t,
 /* Fournit l'emplacement correspondant à une position physique. */
 static bool g_elf_format_translate_address_into_vmpa(const GElfFormat *, virt_t, vmpa2t *);
 
+/* Fournit l'emplacement d'une section donnée. */
+bool g_elf_format_get_section_range_by_name(const GElfFormat *, const char *, mrange_t *);
+
 
 
 /******************************************************************************
 *                                                                             *
 *  Paramètres  : content = contenu binaire à parcourir.                       *
+*                parent  = éventuel format exécutable déjà chargé.            *
 *                                                                             *
 *  Description : Indique si le format peut être pris en charge ici.           *
 *                                                                             *
-*  Retour      : true si la réponse est positive, false sinon.                *
+*  Retour      : Désignation du format reconnu ou NULL si aucun.              *
 *                                                                             *
 *  Remarques   : -                                                            *
 *                                                                             *
 ******************************************************************************/
 
-bool elf_is_matching(GBinContent *content)
+const char *elf_is_matching(GBinContent *content, GExeFormat *parent)
 {
-    bool result;                            /* Bilan à faire connaître     */
+    const char *result;                     /* Format détecté à renvoyer   */
     vmpa2t addr;                            /* Tête de lecture initiale    */
+    bool status;                            /* Bilan des accès mémoire     */
     char magic[4];                          /* Idenfiant standard          */
 
     init_vmpa(&addr, 0, VMPA_NO_VIRTUAL);
 
-    result = g_binary_content_get_raw(content, &addr, 4, (bin_t *)magic);
+    status = g_binary_content_get_raw(content, &addr, 4, (bin_t *)magic);
+
+    status &= (memcmp(magic, "\x7f\x45\x4c\x46" /* .ELF */, 4) == 0);
 
-    result &= (memcmp(magic, "\x7f\x45\x4c\x46" /* .ELF */, 4) == 0);
+    result = status ? "elf" : NULL;
 
     return result;
 
@@ -137,6 +144,8 @@ static void g_elf_format_class_init(GElfFormatClass *klass)
     exe->translate_phys = (translate_phys_fc)g_elf_format_translate_offset_into_vmpa;
     exe->translate_virt = (translate_virt_fc)g_elf_format_translate_address_into_vmpa;
 
+    exe->get_range_by_name = (get_range_by_name_fc)g_elf_format_get_section_range_by_name;
+
 }
 
 
@@ -205,6 +214,7 @@ static void g_elf_format_finalize(GElfFormat *format)
 /******************************************************************************
 *                                                                             *
 *  Paramètres  : content = contenu binaire à parcourir.                       *
+*                parent  = éventuel format exécutable déjà chargé.            *
 *                                                                             *
 *  Description : Prend en charge un nouveau format ELF.                       *
 *                                                                             *
@@ -214,7 +224,7 @@ static void g_elf_format_finalize(GElfFormat *format)
 *                                                                             *
 ******************************************************************************/
 
-GBinFormat *g_elf_format_new(GBinContent *content)
+GBinFormat *g_elf_format_new(GBinContent *content, GExeFormat *parent)
 {
     GElfFormat *result;                     /* Structure à retourner       */
 
@@ -502,6 +512,41 @@ static bool g_elf_format_translate_address_into_vmpa(const GElfFormat *format, v
 
 /******************************************************************************
 *                                                                             *
+*  Paramètres  : format = description de l'exécutable à consulter.            *
+*                name   = nom de la section recherchée.                       *
+*                range  = emplacement en mémoire à renseigner. [OUT]          *
+*                                                                             *
+*  Description : Fournit l'emplacement d'une section donnée.                  *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool g_elf_format_get_section_range_by_name(const GElfFormat *format, const char *name, mrange_t *range)
+{
+    bool result;                            /* Bilan à retourner           */
+    phys_t offset;                          /* Position physique de section*/
+    phys_t size;                            /* Taille de la section trouvée*/
+    virt_t address;                         /* Adresse virtuelle de section*/
+    vmpa2t tmp;                             /* Adresse à initialiser       */
+
+    result = find_elf_section_content_by_name(format, name, &offset, &size, &address);
+
+    if (result)
+    {
+        init_vmpa(&tmp, offset, address);
+        init_mrange(range, &tmp, size);
+    }
+
+    return result;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
 *  Paramètres  : format = informations chargées à consulter.                  *
 *                                                                             *
 *  Description : Présente l'en-tête ELF du format chargé.                     *
diff --git a/src/format/elf/elf.h b/src/format/elf/elf.h
index 484cda8..8e9a2cc 100644
--- a/src/format/elf/elf.h
+++ b/src/format/elf/elf.h
@@ -31,6 +31,7 @@
 
 
 #include "elf_def.h"
+#include "../executable.h"
 #include "../format.h"
 
 
@@ -50,13 +51,13 @@ typedef struct _GElfFormatClass GElfFormatClass;
 
 
 /* Indique si le format peut être pris en charge ici. */
-bool elf_is_matching(GBinContent *);
+const char *elf_is_matching(GBinContent *, GExeFormat *);
 
 /* Indique le type défini pour un format d'exécutable ELF. */
 GType g_elf_format_get_type(void);
 
 /* Prend en charge un nouveau format ELF. */
-GBinFormat *g_elf_format_new(GBinContent *);
+GBinFormat *g_elf_format_new(GBinContent *, GExeFormat *);
 
 /* Présente l'en-tête ELF du format chargé. */
 const elf_header *g_elf_format_get_header(const GElfFormat *);
diff --git a/src/format/executable-int.h b/src/format/executable-int.h
index bb46248..704466e 100644
--- a/src/format/executable-int.h
+++ b/src/format/executable-int.h
@@ -52,6 +52,9 @@ typedef bool (* translate_phys_fc) (const GExeFormat *, phys_t, vmpa2t *);
 /* Fournit l'emplacement correspondant à une adresse virtuelle. */
 typedef bool (* translate_virt_fc) (const GExeFormat *, virt_t, vmpa2t *);
 
+/* Fournit l'emplacement d'une section donnée. */
+typedef bool (* get_range_by_name_fc) (const GExeFormat *, const char *, mrange_t *);
+
 
 
 /* Format d'exécutable générique (instance) */
@@ -77,6 +80,8 @@ struct _GExeFormatClass
     translate_phys_fc translate_phys;       /* Correspondance phys -> vmpa */
     translate_virt_fc translate_virt;       /* Correspondance virt -> vmpa */
 
+    get_range_by_name_fc get_range_by_name; /* Emplacement de sections     */     
+
 };
 
 
diff --git a/src/format/executable.c b/src/format/executable.c
index ab5543a..aae182a 100644
--- a/src/format/executable.c
+++ b/src/format/executable.c
@@ -305,3 +305,28 @@ bool g_exe_format_translate_address_into_vmpa(const GExeFormat *format, virt_t a
     return result;
 
 }
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = description de l'exécutable à consulter.            *
+*                name   = nom de la section recherchée.                       *
+*                range  = emplacement en mémoire à renseigner. [OUT]          *
+*                                                                             *
+*  Description : Fournit l'emplacement d'une section donnée.                  *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool g_exe_format_get_section_range_by_name(const GExeFormat *format, const char *name, mrange_t *range)
+{
+    bool result;                            /* Bilan à retourner           */
+
+    result = G_EXE_FORMAT_GET_CLASS(format)->get_range_by_name(format, name, range);
+
+    return result;
+
+}
diff --git a/src/format/executable.h b/src/format/executable.h
index 8b52ed6..45c736b 100644
--- a/src/format/executable.h
+++ b/src/format/executable.h
@@ -92,5 +92,9 @@ bool g_exe_format_translate_address_into_vmpa(const GExeFormat *, virt_t, vmpa2t
     })
 
 
+/* Fournit l'emplacement d'une section donnée. */
+bool g_exe_format_get_section_range_by_name(const GExeFormat *, const char *, mrange_t *);
+
+
 
 #endif  /* _FORMAT_EXECUTABLE_H */