Saved the first steps of switch instructions decompilation.

git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@335 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a

1 files changed, 62 insertions, 0 deletions

diff --git a/src/arch/dalvik/decomp/switch.c b/src/arch/dalvik/decomp/switch.c
new file mode 100644
index 0000000..83da613
--- /dev/null
+++ b/src/arch/dalvik/decomp/switch.c
@@ -0,0 +1,62 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * switch.c - décompilation des aiguillages multiples du flot d'exécution
+ *
+ * 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 "translate.h"
+
+
+
+#include "../instruction.h"
+#include "../../../decomp/instr/switch.h"
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : instr = instruction d'origine à convertir.                   *
+*                ctx   = contexte de la phase de décompilation.               *
+*                                                                             *
+*  Description : Décompile une instruction d'aiguillages multiples du flux.   *
+*                                                                             *
+*  Retour      : Instruction mise en place ou NULL.                           *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+GDecInstruction *dalvik_decomp_instr_switch(const GArchInstruction *instr, GDecContext *ctx)
+{
+    GDecInstruction *result;                /* Instruction à retourner     */
+    vmpa_t addr;                            /* Adresse de l'instruction    */
+    GArchOperand *operand;                  /* Opérande de l'instruction   */
+    GDecInstruction *val;                   /* Valeur décidant du flot     */
+
+    g_arch_instruction_get_location(instr, NULL, NULL, &addr);
+
+    operand = g_arch_instruction_get_operand(instr, 0);
+    val = g_dec_context_convert_register(ctx, operand, false, addr);
+
+    result = g_switch_instruction_new(G_DEC_EXPRESSION(val));
+
+    return result;
+
+}