-struct icu_normalizer
-{
- char action;
- struct icu_buf_utf16 * rules16;
- UParseError parse_error[256];
- UTransliterator * trans;
-};
-
-struct icu_normalizer * icu_normalizer_create(const char *rules, char action,
- UErrorCode *status);
-
-
-void icu_normalizer_destroy(struct icu_normalizer * normalizer);
-
-int icu_normalizer_normalize(struct icu_normalizer * normalizer,
- struct icu_buf_utf16 * dest16,
- struct icu_buf_utf16 * src16,
- UErrorCode *status);
-
-enum icu_chain_step_type {
- ICU_chain_step_type_none,
- ICU_chain_step_type_display, /* convert to utf8 display format */
- ICU_chain_step_type_casemap, /* apply utf16 charmap */
- ICU_chain_step_type_normalize, /* apply utf16 normalization */
- ICU_chain_step_type_tokenize /* apply utf16 tokenization */
-};
-
-
-
-struct icu_chain_step
-{
- /* type and action object */
- enum icu_chain_step_type type;
- union {
- struct icu_casemap * casemap;
- struct icu_normalizer * normalizer;
- struct icu_tokenizer * tokenizer;
- } u;
- /* temprary post-action utf16 buffer */
- struct icu_buf_utf16 * buf16;
- struct icu_chain_step * previous;
- int more_tokens;
- int need_new_token;
-};
-
-
-struct icu_chain;
-
-struct icu_chain_step * icu_chain_step_create(yaz_icu_chain_t chain,
- enum icu_chain_step_type type,
- const uint8_t * rule,
- struct icu_buf_utf16 * buf16,
- UErrorCode *status);
-
-
-void icu_chain_step_destroy(struct icu_chain_step * step);