- iter->org->utf16_len = iter->org_start;
- icu_utf16_to_utf8(tmp, iter->org, &status);
- if (U_SUCCESS(status))
- *start = tmp->utf8_len;
- else
- *start = 0;
- iter->org->utf16_len = iter->org_start + iter->org_len;
- icu_utf16_to_utf8(tmp, iter->org, &status);
- if (U_SUCCESS(status))
- *len = tmp->utf8_len - *start;
- else
- *len = 0;
- icu_buf_utf8_destroy(tmp);
- iter->org->utf16_len = save_len;
+ if (iter->org_start < iter->utf16_base)
+ {
+ iter->utf8_base = 0;
+ iter->utf16_base = 0;
+ }
+ u_strToUTF8(0, 0, &len1,
+ iter->org->utf16 + iter->utf16_base,
+ iter->org_start - iter->utf16_base,
+ &status);
+
+ status = U_ZERO_ERROR;
+
+ *start = len1 + iter->utf8_base;
+
+ u_strToUTF8(0, 0, &len2,
+ iter->org->utf16 + iter->utf16_base,
+ iter->org_start - iter->utf16_base + iter->org_len,
+ &status);
+
+ *len = len2 - len1;
+
+ iter->utf8_base = *start;
+ iter->utf16_base = iter->org_start;