Reorganized the code for target operands.

2 files changed, 61 insertions, 0 deletions

diff --git a/plugins/pychrysalide/analysis/constants.c b/plugins/pychrysalide/analysis/constants.c
index 9bc3e9f..dc507dc 100644
--- a/plugins/pychrysalide/analysis/constants.c
+++ b/plugins/pychrysalide/analysis/constants.c
@@ -154,3 +154,61 @@ int convert_to_source_endian(PyObject *arg, void *dst)
     return result;
 
 }
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : arg = argument quelconque à tenter de convertir.             *
+*                dst = destination des valeurs récupérées en cas de succès.   *
+*                                                                             *
+*  Description : Tente de convertir en constante MemoryDataSize.              *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_memory_data_size(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+    unsigned long value;                    /* Valeur transcrite           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)&PyLong_Type);
+
+    switch (result)
+    {
+        case -1:
+            /* L'exception est déjà fixée par Python */
+            result = 0;
+            break;
+
+        case 0:
+            PyErr_SetString(PyExc_TypeError, "unable to convert the provided argument to MemoryDataSize");
+            break;
+
+        case 1:
+            value = PyLong_AsUnsignedLong(arg);
+
+            if (value != MDS_UNDEFINED
+                && (value < MDS_4_BITS_UNSIGNED && value > MDS_64_BITS_UNSIGNED)
+                && (value < MDS_4_BITS_SIGNED && value > MDS_64_BITS_SIGNED))
+            {
+                PyErr_SetString(PyExc_TypeError, "invalid value for MemoryDataSize");
+                result = 0;
+            }
+
+            else
+                *((MemoryDataSize *)dst) = value;
+
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/constants.h b/plugins/pychrysalide/analysis/constants.h
index 2ab1f0a..45982bb 100644
--- a/plugins/pychrysalide/analysis/constants.h
+++ b/plugins/pychrysalide/analysis/constants.h
@@ -36,6 +36,9 @@ bool define_analysis_content_constants(PyTypeObject *);
 /* Tente de convertir en constante SourceEndian. */
 int convert_to_source_endian(PyObject *, void *);
 
+/* Tente de convertir en constante MemoryDataSize. */
+int convert_to_memory_data_size(PyObject *, void *);
+
 
 
 #endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_CONSTANTS_H */