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authorCyrille Bagard <nocbos@gmail.com>2018-05-14 19:40:07 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2018-05-14 19:40:07 (GMT)
commit0286b53bad21abf91cbe17c4772ca9cde6a89cbc (patch)
tree3bec9dc7e118c00ce9c748576b01606a71880ad7 /plugins/arm/v7/operands/offset.c
parent267b1ae8608ed4bf52de743798e8647c903ee1b4 (diff)
Created an instruction database for Chrysalide.
Diffstat (limited to 'plugins/arm/v7/operands/offset.c')
-rw-r--r--plugins/arm/v7/operands/offset.c114
1 files changed, 113 insertions, 1 deletions
diff --git a/plugins/arm/v7/operands/offset.c b/plugins/arm/v7/operands/offset.c
index 10c7cb5..ffa3fac 100644
--- a/plugins/arm/v7/operands/offset.c
+++ b/plugins/arm/v7/operands/offset.c
@@ -68,6 +68,17 @@ static void g_armv7_offset_operand_print(const GArmV7OffsetOperand *, GBufferLin
+/* --------------------- TRANSPOSITIONS VIA CACHE DES OPERANDES --------------------- */
+
+
+/* Charge un opérande depuis une mémoire tampon. */
+static bool g_armv7_offset_operand_unserialize(GArmV7OffsetOperand *, GAsmStorage *, GBinFormat *, packed_buffer *);
+
+/* Sauvegarde un opérande dans une mémoire tampon. */
+static bool g_armv7_offset_operand_serialize(const GArmV7OffsetOperand *, GAsmStorage *, packed_buffer *);
+
+
+
/* Indique le type défini par la GLib pour un décalage relatif ARMv7. */
G_DEFINE_TYPE(GArmV7OffsetOperand, g_armv7_offset_operand, G_TYPE_ARCH_OPERAND);
@@ -98,6 +109,9 @@ static void g_armv7_offset_operand_class_init(GArmV7OffsetOperandClass *klass)
operand->compare = (operand_compare_fc)g_armv7_offset_operand_compare;
operand->print = (operand_print_fc)g_armv7_offset_operand_print;
+ operand->unserialize = (unserialize_operand_fc)g_armv7_offset_operand_unserialize;
+ operand->serialize = (serialize_operand_fc)g_armv7_offset_operand_serialize;
+
}
@@ -115,6 +129,7 @@ static void g_armv7_offset_operand_class_init(GArmV7OffsetOperandClass *klass)
static void g_armv7_offset_operand_init(GArmV7OffsetOperand *operand)
{
+ operand->value = NULL;
}
@@ -133,7 +148,8 @@ static void g_armv7_offset_operand_init(GArmV7OffsetOperand *operand)
static void g_armv7_offset_operand_dispose(GArmV7OffsetOperand *operand)
{
- g_object_unref(G_OBJECT(operand->value));
+ if (operand->value != NULL)
+ g_object_unref(G_OBJECT(operand->value));
G_OBJECT_CLASS(g_armv7_offset_operand_parent_class)->dispose(G_OBJECT(operand));
@@ -281,3 +297,99 @@ GArchOperand *g_armv7_offset_operand_get_value(const GArmV7OffsetOperand *operan
return result;
}
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* TRANSPOSITIONS VIA CACHE DES OPERANDES */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : operand = opérande d'assemblage à constituer. *
+* storage = mécanisme de sauvegarde à manipuler. *
+* format = format binaire chargé associé à l'architecture. *
+* pbuf = zone tampon à remplir. *
+* *
+* Description : Charge un opérande depuis une mémoire tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_armv7_offset_operand_unserialize(GArmV7OffsetOperand *operand, GAsmStorage *storage, GBinFormat *format, packed_buffer *pbuf)
+{
+ bool result; /* Bilan à retourner */
+ GArchOperandClass *parent; /* Classe parente à consulter */
+ GArchOperand *value; /* Valeur à intégrer */
+ uint8_t positive; /* Sens du décalage */
+
+ parent = G_ARCH_OPERAND_CLASS(g_armv7_offset_operand_parent_class);
+
+ result = parent->unserialize(G_ARCH_OPERAND(operand), storage, format, pbuf);
+
+ if (result)
+ {
+ value = g_arch_operand_load(storage, format, pbuf);
+
+ if (value == NULL)
+ result = false;
+
+ else
+ operand->value = value;
+
+ }
+
+ if (result)
+ {
+ result = extract_packed_buffer(pbuf, &positive, sizeof(uint8_t), false);
+
+ if (result)
+ operand->positive = (positive == 1 ? true : false);
+
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : operand = opérande d'assemblage à consulter. *
+* storage = mécanisme de sauvegarde à manipuler. *
+* pbuf = zone tampon à remplir. *
+* *
+* Description : Sauvegarde un opérande dans une mémoire tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_armv7_offset_operand_serialize(const GArmV7OffsetOperand *operand, GAsmStorage *storage, packed_buffer *pbuf)
+{
+ bool result; /* Bilan à retourner */
+ GArchOperandClass *parent; /* Classe parente à consulter */
+ uint8_t positive; /* Sens du décalage */
+
+ parent = G_ARCH_OPERAND_CLASS(g_armv7_offset_operand_parent_class);
+
+ result = parent->serialize(G_ARCH_OPERAND(operand), storage, pbuf);
+
+ if (result)
+ {
+ positive = (operand->positive ? 1 : 0);
+ result = extend_packed_buffer(pbuf, &positive, sizeof(uint8_t), false);
+ }
+
+ if (result)
+ result = g_arch_operand_store(operand->value, storage, pbuf);
+
+ return result;
+
+}