1 files changed, 28 insertions, 0 deletions
diff --git a/src/lib-fts/fts-icu.h b/src/lib-fts/fts-icu.h
new file mode 100644
index 0000000..5b0f3dc
--- /dev/null
+++ b/src/lib-fts/fts-icu.h
@@ -0,0 +1,28 @@
+#ifndef HAVE_FTS_ICU_H
+#define HAVE_FTS_ICU_H
+
+#include <unicode/ustring.h>
+#include <unicode/utrans.h>
+
+ARRAY_DEFINE_TYPE(icu_utf16, UChar);
+
+/* Convert UTF-8 input to UTF-16 output. */
+void fts_icu_utf8_to_utf16(ARRAY_TYPE(icu_utf16) *dest_utf16,
+			   const char *src_utf8);
+/* Convert UTF-16 input to UTF-8 output. */
+void fts_icu_utf16_to_utf8(string_t *dest_utf8, const UChar *src_utf16,
+			   unsigned int src_len);
+/* Run ICU translation for the string. Returns 0 on success, -1 on error. */
+int fts_icu_translate(ARRAY_TYPE(icu_utf16) *dest_utf16, const UChar *src_utf16,
+		      unsigned int src_len, UTransliterator *transliterator,
+		      const char **error_r);
+/* Lowercase the given UTF-8 string. */
+void fts_icu_lcase(string_t *dest_utf8, const char *src_utf8);
+
+/* Free all the memory used by ICU functions. */
+void fts_icu_deinit(void);
+
+int fts_icu_transliterator_create(const char *id,
+                                  UTransliterator **transliterator_r,
+                                  const char **error_r) ;
+#endif