Prepared to handle the DWARF debug format.

git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@15 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a

6 files changed, 318 insertions, 0 deletions

diff --git a/src/format/dwarf/Makefile.am b/src/format/dwarf/Makefile.am
new file mode 100644
index 0000000..d9a3ca6
--- /dev/null
+++ b/src/format/dwarf/Makefile.am
@@ -0,0 +1,15 @@
+
+lib_LIBRARIES = libformatdwarf.a
+
+libformatdwarf_a_SOURCES =				\
+	abbrev.h abbrev.c					\
+	d_dwarf.h d_dwarf.c
+
+libformatdwarf_a_CFLAGS = $(AM_CFLAGS)
+
+
+INCLUDES = 
+
+AM_CPPFLAGS = 
+
+AM_CFLAGS = $(DEBUG_CFLAGS) $(WARNING_FLAGS)
diff --git a/src/format/dwarf/abbrev.c b/src/format/dwarf/abbrev.c
new file mode 100644
index 0000000..8cf5dcd
--- /dev/null
+++ b/src/format/dwarf/abbrev.c
@@ -0,0 +1,93 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * abbrev.c - manipulation des abréviation DWARF
+ *
+ * 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 "abbrev.h"
+
+
+#include <malloc.h>
+
+
+#include "dwarf-int.h"
+
+
+
+
+
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : format = informations de débogage à compléter.               *
+*                                                                             *
+*  Description : Charge les abréviations trouvés pour un DWARF.               *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool load_dwarf_abbreviations(dwarf_format *format)
+{
+
+
+
+
+
+    off_t offset;
+    off_t size;
+
+    bool test;
+
+    int i;
+
+
+    printf("Searching...\n");
+
+
+    test = find_exe_section(DBG_FORMAT(format)->e_format, ".debug_abbrev", &offset, &size, NULL);
+
+
+
+
+    printf(" -> offset=%d   size=%d\n", offset, size);
+
+
+    for (i = 0; i < size; i++)
+    {
+        if (i % 10 == 0) printf("\n");
+        printf("0x%02hhx ", DBG_FORMAT(format)->content[offset + i]);
+    }
+
+    printf("\n");
+
+
+
+
+
+
+
+
+}
+
diff --git a/src/format/dwarf/abbrev.h b/src/format/dwarf/abbrev.h
new file mode 100644
index 0000000..a949be9
--- /dev/null
+++ b/src/format/dwarf/abbrev.h
@@ -0,0 +1,41 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * abbrev.h - prototypes pour la manipulation des abréviation DWARF
+ *
+ * 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/>.
+ */
+
+
+#ifndef _FORMAT_DWARF_ABBREV_H
+#define _FORMAT_DWARF_ABBREV_H
+
+
+#include <stdbool.h>
+
+
+#include "d_dwarf.h"
+
+
+
+/* Charge les abréviations trouvés pour un DWARF. */
+bool load_dwarf_abbreviations(dwarf_format *);
+
+
+
+
+#endif  /* _FORMAT_DWARF_ABBREV_H */
diff --git a/src/format/dwarf/d_dwarf.c b/src/format/dwarf/d_dwarf.c
new file mode 100644
index 0000000..7537e34
--- /dev/null
+++ b/src/format/dwarf/d_dwarf.c
@@ -0,0 +1,75 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * d_dwarf.c - support du format DWARF
+ *
+ * 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 "d_dwarf.h"
+
+
+#include <malloc.h>
+
+
+#include "abbrev.h"
+#include "dwarf-int.h"
+
+
+
+
+
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : content  = contenu binaire à parcourir.                      *
+*                length   = taille du contenu en question.                    *
+*                e_format = gestionnaire global (partie exécutable).          *
+*                                                                             *
+*  Description : Prend en charge un nouveau DWARF.                            *
+*                                                                             *
+*  Retour      : Adresse de la structure mise en place ou NULL en cas d'échec.*
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+dwarf_format *load_dwarf(const uint8_t *content, off_t length, exe_format *e_format)
+{
+    dwarf_format *result;                   /* Structure à retourner       */
+    bool test;                              /* Bilan d'une initialisation  */
+
+    result = (dwarf_format *)calloc(1, sizeof(dwarf_format));
+
+    DBG_FORMAT(result)->content = content;
+    DBG_FORMAT(result)->length = length;
+
+    DBG_FORMAT(result)->e_format = e_format;
+
+
+    test = load_dwarf_abbreviations(result);
+
+
+    return result;
+
+}
+
+
+
diff --git a/src/format/dwarf/d_dwarf.h b/src/format/dwarf/d_dwarf.h
new file mode 100644
index 0000000..d432d5a
--- /dev/null
+++ b/src/format/dwarf/d_dwarf.h
@@ -0,0 +1,48 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * d_dwarf.h - prototypes pour le support du format DWARF
+ *
+ * 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/>.
+ */
+
+
+#ifndef _FORMAT_DWARF_DWARF_H
+#define _FORMAT_DWARF_DWARF_H
+
+
+#include <stdint.h>
+#include <sys/types.h>
+
+
+#include "../exe_format.h"
+
+
+
+/* Description du format DWARF */
+typedef struct _dwarf_format dwarf_format;
+
+
+
+/* Prend en charge un nouveau DWARF. */
+dwarf_format *load_dwarf(const uint8_t *, off_t, exe_format *);
+
+
+
+
+
+#endif  /* _FORMAT_DWARF_DWARF_H */
diff --git a/src/format/dwarf/dwarf-int.h b/src/format/dwarf/dwarf-int.h
new file mode 100644
index 0000000..e3bb212
--- /dev/null
+++ b/src/format/dwarf/dwarf-int.h
@@ -0,0 +1,46 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * dwarf-int.h - prototypes pour les structures internes du format DWARF
+ *
+ * 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/>.
+ */
+
+
+#ifndef _FORMAT_DWARF_DWARF_INT_H
+#define _FORMAT_DWARF_DWARF_INT_H
+
+
+
+
+#include "../dbg_format-int.h"
+
+
+
+/* Description du format DWARF */
+struct _dwarf_format
+{
+    dbg_format dummy;                       /* A laisser en premier        */
+
+
+
+};
+
+
+
+
+#endif  /* _FORMAT_DWARF_DWARF_INT_H */