Import UCDN into source tree
https://github.com/grigorig/ucdn
diff --git a/src/hb-ucdn.cc b/src/hb-ucdn.cc
new file mode 100644
index 0000000..ed26ba2
--- /dev/null
+++ b/src/hb-ucdn.cc
@@ -0,0 +1,207 @@
+/*
+ * Copyright (C) 2012 Grigori Goronzy <[email protected]>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "hb-private.hh"
+
+#include "hb-unicode-private.hh"
+
+HB_BEGIN_DECLS
+#include "ucdn.h"
+HB_END_DECLS
+
+static const hb_script_t ucdn_script_translate[] =
+{
+ HB_SCRIPT_COMMON,
+ HB_SCRIPT_LATIN,
+ HB_SCRIPT_GREEK,
+ HB_SCRIPT_CYRILLIC,
+ HB_SCRIPT_ARMENIAN,
+ HB_SCRIPT_HEBREW,
+ HB_SCRIPT_ARABIC,
+ HB_SCRIPT_SYRIAC,
+ HB_SCRIPT_THAANA,
+ HB_SCRIPT_DEVANAGARI,
+ HB_SCRIPT_BENGALI,
+ HB_SCRIPT_GURMUKHI,
+ HB_SCRIPT_GUJARATI,
+ HB_SCRIPT_ORIYA,
+ HB_SCRIPT_TAMIL,
+ HB_SCRIPT_TELUGU,
+ HB_SCRIPT_KANNADA,
+ HB_SCRIPT_MALAYALAM,
+ HB_SCRIPT_SINHALA,
+ HB_SCRIPT_THAI,
+ HB_SCRIPT_LAO,
+ HB_SCRIPT_TIBETAN,
+ HB_SCRIPT_MYANMAR,
+ HB_SCRIPT_GEORGIAN,
+ HB_SCRIPT_HANGUL,
+ HB_SCRIPT_ETHIOPIC,
+ HB_SCRIPT_CHEROKEE,
+ HB_SCRIPT_CANADIAN_ABORIGINAL,
+ HB_SCRIPT_OGHAM,
+ HB_SCRIPT_RUNIC,
+ HB_SCRIPT_KHMER,
+ HB_SCRIPT_MONGOLIAN,
+ HB_SCRIPT_HIRAGANA,
+ HB_SCRIPT_KATAKANA,
+ HB_SCRIPT_BOPOMOFO,
+ HB_SCRIPT_HAN,
+ HB_SCRIPT_YI,
+ HB_SCRIPT_OLD_ITALIC,
+ HB_SCRIPT_GOTHIC,
+ HB_SCRIPT_DESERET,
+ HB_SCRIPT_INHERITED,
+ HB_SCRIPT_TAGALOG,
+ HB_SCRIPT_HANUNOO,
+ HB_SCRIPT_BUHID,
+ HB_SCRIPT_TAGBANWA,
+ HB_SCRIPT_LIMBU,
+ HB_SCRIPT_TAI_LE,
+ HB_SCRIPT_LINEAR_B,
+ HB_SCRIPT_UGARITIC,
+ HB_SCRIPT_SHAVIAN,
+ HB_SCRIPT_OSMANYA,
+ HB_SCRIPT_CYPRIOT,
+ HB_SCRIPT_BRAILLE,
+ HB_SCRIPT_BUGINESE,
+ HB_SCRIPT_COPTIC,
+ HB_SCRIPT_NEW_TAI_LUE,
+ HB_SCRIPT_GLAGOLITIC,
+ HB_SCRIPT_TIFINAGH,
+ HB_SCRIPT_SYLOTI_NAGRI,
+ HB_SCRIPT_OLD_PERSIAN,
+ HB_SCRIPT_KHAROSHTHI,
+ HB_SCRIPT_BALINESE,
+ HB_SCRIPT_CUNEIFORM,
+ HB_SCRIPT_PHOENICIAN,
+ HB_SCRIPT_PHAGS_PA,
+ HB_SCRIPT_NKO,
+ HB_SCRIPT_SUNDANESE,
+ HB_SCRIPT_LEPCHA,
+ HB_SCRIPT_OL_CHIKI,
+ HB_SCRIPT_VAI,
+ HB_SCRIPT_SAURASHTRA,
+ HB_SCRIPT_KAYAH_LI,
+ HB_SCRIPT_REJANG,
+ HB_SCRIPT_LYCIAN,
+ HB_SCRIPT_CARIAN,
+ HB_SCRIPT_LYDIAN,
+ HB_SCRIPT_CHAM,
+ HB_SCRIPT_TAI_THAM,
+ HB_SCRIPT_TAI_VIET,
+ HB_SCRIPT_AVESTAN,
+ HB_SCRIPT_EGYPTIAN_HIEROGLYPHS,
+ HB_SCRIPT_SAMARITAN,
+ HB_SCRIPT_LISU,
+ HB_SCRIPT_BAMUM,
+ HB_SCRIPT_JAVANESE,
+ HB_SCRIPT_MEETEI_MAYEK,
+ HB_SCRIPT_IMPERIAL_ARAMAIC,
+ HB_SCRIPT_OLD_SOUTH_ARABIAN,
+ HB_SCRIPT_INSCRIPTIONAL_PARTHIAN,
+ HB_SCRIPT_INSCRIPTIONAL_PAHLAVI,
+ HB_SCRIPT_OLD_TURKIC,
+ HB_SCRIPT_KAITHI,
+ HB_SCRIPT_BATAK,
+ HB_SCRIPT_BRAHMI,
+ HB_SCRIPT_MANDAIC,
+ HB_SCRIPT_CHAKMA,
+ HB_SCRIPT_MEROITIC_CURSIVE,
+ HB_SCRIPT_MEROITIC_HIEROGLYPHS,
+ HB_SCRIPT_MIAO,
+ HB_SCRIPT_SHARADA,
+ HB_SCRIPT_SORA_SOMPENG,
+ HB_SCRIPT_TAKRI,
+ HB_SCRIPT_UNKNOWN,
+};
+
+static hb_unicode_combining_class_t
+hb_ucdn_combining_class(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
+ void *user_data)
+{
+ return (hb_unicode_combining_class_t) ucdn_get_combining_class(unicode);
+}
+
+static unsigned int
+hb_ucdn_eastasian_width(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
+ void *user_data)
+{
+ int w = ucdn_get_east_asian_width(unicode);
+ return (w == UCDN_EAST_ASIAN_F || w == UCDN_EAST_ASIAN_W) ? 2 : 1;
+}
+
+static hb_unicode_general_category_t
+hb_ucdn_general_category(hb_unicode_funcs_t *ufuncs,
+ hb_codepoint_t unicode, void *user_data)
+{
+ return (hb_unicode_general_category_t)ucdn_get_general_category(unicode);
+}
+
+static hb_codepoint_t
+hb_ucdn_mirroring(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
+ void *user_data)
+{
+ return ucdn_mirror(unicode);
+}
+
+static hb_script_t
+hb_ucdn_script(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
+ void *user_data)
+{
+ return ucdn_script_translate[ucdn_get_script(unicode)];
+}
+
+static hb_bool_t
+hb_ucdn_compose(hb_unicode_funcs_t *ufuncs, hb_codepoint_t a,
+ hb_codepoint_t b, hb_codepoint_t *ab, void *user_data)
+{
+ return ucdn_compose(ab, a, b);
+}
+
+static hb_bool_t
+hb_ucdn_decompose(hb_unicode_funcs_t *ufuncs, hb_codepoint_t ab,
+ hb_codepoint_t *a, hb_codepoint_t *b, void *user_data)
+{
+ return ucdn_decompose(ab, a, b);
+}
+
+static unsigned int
+hb_ucdn_decompose_compatibility(hb_unicode_funcs_t *ufuncs, hb_codepoint_t u,
+ hb_codepoint_t *decomposed, void *user_data)
+{
+ return ucdn_compat_decompose(u, decomposed);
+}
+
+extern "C" HB_INTERNAL
+hb_unicode_funcs_t *
+hb_ucdn_get_unicode_funcs (void)
+{
+ static const hb_unicode_funcs_t _hb_ucdn_unicode_funcs = {
+ HB_OBJECT_HEADER_STATIC,
+
+ NULL, /* parent */
+ true, /* immutable */
+ {
+#define HB_UNICODE_FUNC_IMPLEMENT(name) hb_ucdn_##name,
+ HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
+#undef HB_UNICODE_FUNC_IMPLEMENT
+ }
+ };
+
+ return const_cast<hb_unicode_funcs_t *> (&_hb_ucdn_unicode_funcs);
+}
+
