Provided first basic support for a few ARM instructions.

git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@354 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a

1 files changed, 128 insertions, 0 deletions

diff --git a/src/arch/arm/instruction.c b/src/arch/arm/instruction.c
new file mode 100644
index 0000000..eb67e4f
--- /dev/null
+++ b/src/arch/arm/instruction.c
@@ -0,0 +1,128 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * instruction.c - gestion des instructions de la ARM
+ *
+ * Copyright (C) 2013 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 "instruction.h"
+
+
+#include "instruction-int.h"
+
+
+
+
+
+/* Initialise la classe des instructions pour Arm. */
+static void g_arm_instruction_class_init(GArmInstructionClass *);
+
+/* Initialise une instance d'opérande d'architecture Arm. */
+static void g_arm_instruction_init(GArmInstruction *);
+
+
+
+
+
+
+/* Indique le type défini pour une instruction d'architecture Arm. */
+G_DEFINE_TYPE(GArmInstruction, g_arm_instruction, G_TYPE_ARCH_INSTRUCTION);
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : klass = classe à initialiser.                                *
+*                                                                             *
+*  Description : Initialise la classe des instructions pour ARM.              *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_arm_instruction_class_init(GArmInstructionClass *klass)
+{
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : instr = instance à initialiser.                              *
+*                                                                             *
+*  Description : Initialise une instance d'instruction d'architecture ARM.    *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void g_arm_instruction_init(GArmInstruction *instr)
+{
+    GArchInstruction *parent;               /* Instance parente            */
+
+    parent = G_ARCH_INSTRUCTION(instr);
+
+    /* ... TODO ! */
+
+}
+
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/*                       AIDE A LA MISE EN PLACE D'INSTRUCTIONS                       */
+/* ---------------------------------------------------------------------------------- */
+
+
+
+#if 0
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : data = flux de données à analyser.                           *
+*                pos  = position courante dans ce flux.                       *
+*                len  = taille totale des données à analyser.                 *
+*                                                                             *
+*  Description : Recherche l'identifiant de la prochaine instruction.         *
+*                                                                             *
+*  Retour      : Identifiant de la prochaine instruction à tenter de charger. *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+ArmOpcodes arm_guess_next_instruction(const bin_t *data, off_t pos, off_t len)
+{
+    ArmOpcodes result;                   /* Identifiant à retourner     */
+
+    result = (ArmOpcodes)data[pos];
+
+    /* Si l'instruction est marquée comme non utilisée... */
+    if (_instructions[result].keyword == NULL)
+        result = DOP_COUNT;
+
+    return result;
+
+}
+
+#endif