Added support for 6-byte UTF-8

libyal · Jul 2, 2023 · 7cc7e8a · 7cc7e8a
1 parent 39851e5
commit 7cc7e8a
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Showing 5 changed files with 741 additions and 73 deletions.
diff --git a/include/libuna.h.in b/include/libuna.h.in
@@ -168,6 +168,7 @@ int libuna_unicode_character_copy_to_utf7_stream(
      libuna_error_t **error );
 
 /* Determines the size of an UTF-8 character from an Unicode character
+ * This function supports upto U+10FFFF (4 byte UTF-8 characters)
  * Adds the size to the UTF-8 character size value
  * Returns 1 if successful or -1 on error
  */
@@ -178,7 +179,7 @@ int libuna_unicode_character_size_to_utf8(
      libuna_error_t **error );
 
 /* Copies a Unicode character from an UTF-8 string
- * This function supports upto 4 byte UTF-8 characters
+ * This function supports upto U+10FFFF (4 byte UTF-8 characters)
  * Returns 1 if successful or -1 on error
  */
 LIBUNA_EXTERN \
@@ -189,23 +190,47 @@ int libuna_unicode_character_copy_from_utf8(
      size_t *utf8_string_index,
      libuna_error_t **error );
 
+/* Copies a Unicode character into a UTF-8 string
+ * This function supports upto U+10FFFF (4 byte UTF-8 characters)
+ * Returns 1 if successful or -1 on error
+ */
+LIBUNA_EXTERN \
+int libuna_unicode_character_copy_to_utf8(
+     libuna_unicode_character_t unicode_character,
+     libuna_utf8_character_t *utf8_string,
+     size_t utf8_string_size,
+     size_t *utf8_string_index,
+     libuna_error_t **error );
+
+/* Determines the size of an UTF-8 character from an Unicode character
+ * This function supports upto U+7FFFFFF (6 byte UTF-8 characters)
+ * Adds the size to the UTF-8 character size value
+ * Returns 1 if successful or -1 on error
+ */
+LIBUNA_EXTERN \
+int libuna_unicode_character_size_to_utf8_rfc2279(
+     libuna_unicode_character_t unicode_character,
+     size_t *utf8_character_size,
+     libuna_error_t **error );
+
 /* Copies a Unicode character from an UTF-8 string
- * This function supports upto 6 byte UTF-8 characters
+ * This function supports upto U+7FFFFFF (6 byte UTF-8 characters)
  * Returns 1 if successful or -1 on error
  */
 LIBUNA_EXTERN \
-int libuna_unicode_character_copy_from_utf8_6byte(
+int libuna_unicode_character_copy_from_utf8_rfc2279(
      libuna_unicode_character_t *unicode_character,
      const libuna_utf8_character_t *utf8_string,
      size_t utf8_string_size,
      size_t *utf8_string_index,
      libuna_error_t **error );
 
 /* Copies a Unicode character into a UTF-8 string
+ * This function supports upto U+7FFFFFF (6 byte UTF-8 characters)
  * Returns 1 if successful or -1 on error
  */
 LIBUNA_EXTERN \
-int libuna_unicode_character_copy_to_utf8(
+int libuna_unicode_character_copy_to_utf8_rfc2279(
      libuna_unicode_character_t unicode_character,
      libuna_utf8_character_t *utf8_string,
      size_t utf8_string_size,