shared: utf8 - support ucs4 -> utf8

[elogind.git] / src / shared / utf8.h

diff --git a/src/shared/utf8.h b/src/shared/utf8.h
index f805ea6b590608a988aa85fe4307577f53b6176e..3d5a4c3a9c0c2e81db9bcd973cddf4d07591f3bf 100644 (file)
--- a/src/shared/utf8.h
+++ b/src/shared/utf8.h
@@ -25,12 +25,19 @@
 
 #include "macro.h"
 
-char *utf8_is_valid(const char *s) _pure_;
+#define UTF8_REPLACEMENT_CHARACTER "\xef\xbf\xbd"
+
+const char *utf8_is_valid(const char *s) _pure_;
 char *ascii_is_valid(const char *s) _pure_;
 
-bool utf8_is_printable(const char* str, size_t length) _pure_;
+bool utf8_is_printable_newline(const char* str, size_t length, bool newline) _pure_;
+#define utf8_is_printable(str, length) utf8_is_printable_newline(str, length, true)
 
-char *utf8_filter(const char *s);
-char *ascii_filter(const char *s);
+char *utf8_escape_invalid(const char *s);
+char *utf8_escape_non_printable(const char *str);
 
+size_t utf8_encode_unichar(char *out_utf8, uint32_t g);
 char *utf16_to_utf8(const void *s, size_t length);
+
+int utf8_encoded_valid_unichar(const char *str);
+int utf8_encoded_to_unichar(const char *str);