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diff --git a/src/analysis/scan/exprs/arithmetic.h b/src/analysis/scan/exprs/arithmetic.h
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+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * arithmetic.h - prototypes pour la gestion des opérations arithmétiques
+ *
+ * Copyright (C) 2023 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  Chrysalide 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.
+ *
+ *  Chrysalide 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 _ANALYSIS_SCAN_EXPRS_ARITHMETIC_H
+#define _ANALYSIS_SCAN_EXPRS_ARITHMETIC_H
+
+
+#include "../expr.h"
+
+
+
+#define G_TYPE_SCAN_ARITHMETIC_OPERATION            g_scan_arithmetic_operation_get_type()
+#define G_SCAN_ARITHMETIC_OPERATION(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj), G_TYPE_SCAN_ARITHMETIC_OPERATION, GScanArithmeticOperation))
+#define G_IS_SCAN_ARITHMETIC_OPERATION(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj), G_TYPE_SCAN_ARITHMETIC_OPERATION))
+#define G_SCAN_ARITHMETIC_OPERATION_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_SCAN_ARITHMETIC_OPERATION, GScanArithmeticOperationClass))
+#define G_IS_SCAN_ARITHMETIC_OPERATION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_SCAN_ARITHMETIC_OPERATION))
+#define G_SCAN_ARITHMETIC_OPERATION_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_SCAN_ARITHMETIC_OPERATION, GScanArithmeticOperationClass))
+
+
+/* Opération arithmétique impliquant deux opérandes (instance) */
+typedef struct _GScanArithmeticOperation GScanArithmeticOperation;
+
+/* Opération arithmétique impliquant deux opérandes (classe) */
+typedef struct _GScanArithmeticOperationClass GScanArithmeticOperationClass;
+
+
+/* Type d'opération arithmétique */
+typedef enum _ArithmeticExpressionOperator
+{
+    AEO_PLUS,                               /* Opération binaire "+"       */
+    AEO_MINUS,                              /* Opération binaire "-"       */
+    AEO_MUL,                                /* Opération binaire "*"       */
+    AEO_DIV,                                /* Opération binaire "\"       */
+    AEO_MOD,                                /* Opération binaire "%"       */
+
+} ArithmeticExpressionOperator;
+
+
+/* Indique le type défini pour une opération arithmétique entre expressions. */
+GType g_scan_arithmetic_operation_get_type(void);
+
+/* Organise une opération arithmétique entre expressions. */
+GScanExpression *g_scan_arithmetic_operation_new(ArithmeticExpressionOperator, GScanExpression *, GScanExpression *);
+
+
+
+#endif  /* _ANALYSIS_SCAN_EXPRS_ARITHMETIC_H */