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authorCyrille Bagard <nocbos@gmail.com>2009-10-04 21:31:35 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2009-10-04 21:31:35 (GMT)
commit34612ad3304e9064f38c3adce728f2a71352c981 (patch)
tree4fde28976b0c6d8700f9242b549192fe622e30cb /src/arch/x86/op_set.c
parent5d33469143778e8ab22b362b7a647f53cd6fc840 (diff)
Supported extra x86 opcodes. Fixed a bug with two-byte opcodes.
git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@126 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a
Diffstat (limited to 'src/arch/x86/op_set.c')
-rw-r--r--src/arch/x86/op_set.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/src/arch/x86/op_set.c b/src/arch/x86/op_set.c
new file mode 100644
index 0000000..ed49877
--- /dev/null
+++ b/src/arch/x86/op_set.c
@@ -0,0 +1,93 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * op_set.c - décodage des définitions d'octet sur condition
+ *
+ * Copyright (C) 2009 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-int.h"
+#include "opcodes.h"
+#include "operand.h"
+
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* addr = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'sete' (8 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+GArchInstruction *x86_read_instr_sete_rm8(const bin_t *data, off_t *pos, off_t len, vmpa_t addr, X86Prefix prefix, const GX86Processor *proc)
+{
+ GArchInstruction *result; /* Instruction à retourner */
+
+ result = g_x86_instruction_new(XOP_SETE_RM8);
+
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_RM8))
+ {
+ /* TODO free(result);*/
+ return NULL;
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* addr = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'setne' (8 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+GArchInstruction *x86_read_instr_setne_rm8(const bin_t *data, off_t *pos, off_t len, vmpa_t addr, X86Prefix prefix, const GX86Processor *proc)
+{
+ GArchInstruction *result; /* Instruction à retourner */
+
+ result = g_x86_instruction_new(XOP_SETNE_RM8);
+
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_RM8))
+ {
+ /* TODO free(result);*/
+ return NULL;
+ }
+
+ return result;
+
+}