Adding const qualifier to ecma_string_t* in ecma-string comparison and property search routines.

src/libecmaobjects/ecma-helpers-string.c

@@ -257,7 +257,7 @@ ecma_deref_ecma_string (ecma_string_t *string_p) /**< ecma-string */
  * Convert ecma-string to number
  */
 ecma_number_t
-ecma_string_to_number (ecma_string_t *str_p) /**< ecma-string */
+ecma_string_to_number (const ecma_string_t *str_p) /**< ecma-string */
 {
   JERRY_ASSERT (str_p != NULL);
 
@@ -305,7 +305,7 @@ ecma_string_get_required_buffer_size_for_zt_form (const ecma_string_t *string_de
  *         as negation of buffer size, that is required to hold the string's content.
  */
 ssize_t
-ecma_string_to_zt_string (ecma_string_t *string_desc_p, /**< ecma-string descriptor */
+ecma_string_to_zt_string (const ecma_string_t *string_desc_p, /**< ecma-string descriptor */
                           ecma_char_t *buffer_p, /**< destination buffer */
                           ssize_t buffer_size) /**< size of buffer */
 {
@@ -492,12 +492,12 @@ ecma_compare_ecma_string_to_zt_string (const ecma_string_t *string_p, /**< ecma-
  *         false - otherwise.
  */
 static bool __noinline
-ecma_compare_ecma_string_to_ecma_string_longpath (ecma_string_t *string1_p, /* ecma-string */
+ecma_compare_ecma_string_to_ecma_string_longpath (const ecma_string_t *string1_p, /* ecma-string */
-                                                  ecma_string_t *string2_p) /* ecma-string */
+                                                  const ecma_string_t *string2_p) /* ecma-string */
 {
   if (string1_p->container == ECMA_STRING_CONTAINER_HEAP_CHUNKS)
   {
-    ecma_string_t *tmp_string_p = string1_p;
+    const ecma_string_t *tmp_string_p = string1_p;
     string1_p = string2_p;
     string2_p = tmp_string_p;
   }
@@ -602,8 +602,8 @@ ecma_compare_ecma_string_to_ecma_string_longpath (ecma_string_t *string1_p, /* e
  *         false - otherwise.
  */
 bool
-ecma_compare_ecma_string_to_ecma_string (ecma_string_t *string1_p, /* ecma-string */
+ecma_compare_ecma_string_to_ecma_string (const ecma_string_t *string1_p, /* ecma-string */
-                                         ecma_string_t *string2_p) /* ecma-string */
+                                         const ecma_string_t *string2_p) /* ecma-string */
 {
   JERRY_ASSERT (string1_p != NULL && string2_p != NULL);
 

src/libecmaobjects/ecma-helpers.c

@@ -274,7 +274,7 @@ ecma_create_named_accessor_property (ecma_object_t *obj_p, /**< object */
  */
 ecma_property_t*
 ecma_find_named_property (ecma_object_t *obj_p, /**< object to find property in */
-                          ecma_string_t *name_p) /**< property's name */
+                          const ecma_string_t *name_p) /**< property's name */
 {
   JERRY_ASSERT(obj_p != NULL);
   JERRY_ASSERT(name_p != NULL);
@@ -320,7 +320,7 @@ ecma_find_named_property (ecma_object_t *obj_p, /**< object to find property in
  */
 ecma_property_t*
 ecma_get_named_property (ecma_object_t *obj_p, /**< object to find property in */
-                         ecma_string_t *name_p) /**< property's name */
+                         const ecma_string_t *name_p) /**< property's name */
 {
   JERRY_ASSERT(obj_p != NULL);
   JERRY_ASSERT(name_p != NULL);
@@ -343,7 +343,7 @@ ecma_get_named_property (ecma_object_t *obj_p, /**< object to find property in *
  */
 ecma_property_t*
 ecma_get_named_data_property (ecma_object_t *obj_p, /**< object to find property in */
-                              ecma_string_t *name_p) /**< property's name */
+                              const ecma_string_t *name_p) /**< property's name */
 {
   JERRY_ASSERT(obj_p != NULL);
   JERRY_ASSERT(name_p != NULL);

src/libecmaobjects/ecma-helpers.h

@@ -93,13 +93,13 @@ extern ecma_string_t* ecma_new_ecma_string_from_number (ecma_number_t number);
 extern ecma_string_t* ecma_new_ecma_string_from_lit_index (literal_index_t lit_index);
 extern void ecma_ref_ecma_string (ecma_string_t *string_desc_p);
 extern void ecma_deref_ecma_string (ecma_string_t *string_p);
-extern ecma_number_t ecma_string_to_number (ecma_string_t *str_p);
+extern ecma_number_t ecma_string_to_number (const ecma_string_t *str_p);
-extern ssize_t ecma_string_to_zt_string (ecma_string_t *string_desc_p,
+extern ssize_t ecma_string_to_zt_string (const ecma_string_t *string_desc_p,
                                          ecma_char_t *buffer_p,
                                          ssize_t buffer_size);
 extern int32_t ecma_compare_zt_string_to_zt_string (const ecma_char_t *string1_p, const ecma_char_t *string2_p);
-extern bool ecma_compare_ecma_string_to_ecma_string (ecma_string_t *string1_p,
+extern bool ecma_compare_ecma_string_to_ecma_string (const ecma_string_t *string1_p,
-                                                     ecma_string_t *string2_p);
+                                                     const ecma_string_t *string2_p);
 
 /* ecma-helpers-number.c */
 extern bool ecma_number_is_nan (ecma_number_t num);
@@ -167,11 +167,11 @@ extern ecma_property_t *ecma_create_named_accessor_property (ecma_object_t *obj_
                                                              ecma_property_enumerable_value_t enumerable,
                                                              ecma_property_configurable_value_t configurable);
 extern ecma_property_t *ecma_find_named_property (ecma_object_t *obj_p,
-                                                  ecma_string_t *name_p);
+                                                  const ecma_string_t *name_p);
 extern ecma_property_t *ecma_get_named_property (ecma_object_t *obj_p,
-                                                 ecma_string_t *name_p);
+                                                 const ecma_string_t *name_p);
 extern ecma_property_t *ecma_get_named_data_property (ecma_object_t *obj_p,
-                                                      ecma_string_t *name_p);
+                                                      const ecma_string_t *name_p);
 
 extern void ecma_free_internal_property (ecma_property_t *prop_p);
 extern void ecma_free_named_data_property (ecma_property_t *prop_p);