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authorMarcoen Hirschberg <marcoen@gmail.com>2005-12-06 13:27:15 +0000
committerMarcoen Hirschberg <marcoen@gmail.com>2005-12-06 13:27:15 +0000
commitb0fee17d6e1a463dcd84568e5997663b69488998 (patch)
treefffce775c4d1636a8bbc9e97669aa99b9378fc15 /firmware/include/rbunicode.h
parent01917ec9809f1abff87cb372b700fc09476d343e (diff)
downloadrockbox-b0fee17d6e1a463dcd84568e5997663b69488998.tar.gz
rockbox-b0fee17d6e1a463dcd84568e5997663b69488998.zip
waiting is over: initial unicode commit
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8169 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/include/rbunicode.h')
-rw-r--r--firmware/include/rbunicode.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/firmware/include/rbunicode.h b/firmware/include/rbunicode.h
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+/* Some conversion functions for handling UTF-8
+ *
+ * copyright Marcoen Hirschberg (2004,2005)
+ *
+ * I got all the info from:
+ * http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
+ * and
+ * http://en.wikipedia.org/wiki/Unicode
+ */
+
+#define CODEPAGE_DIR "/.rockbox/codepages"
+
+#define MAX_CP_TABLE_SIZE 32768
+
+#define MASK 0xC0 /* 11000000 */
+#define COMP 0x80 /* 10x */
+
+extern int codepage;
+
+/* Encode a UCS value as UTF-8 and return a pointer after this UTF-8 char. */
+unsigned char* utf8encode(unsigned long ucs, unsigned char *utf8);
+unsigned char* iso_decode(const unsigned char *latin1, unsigned char *utf8, int cp, int count);
+unsigned char* utf16LEdecode(const unsigned char *utf16, unsigned char *utf8, unsigned int count);
+unsigned char* utf16BEdecode(const unsigned char *utf16, unsigned char *utf8, unsigned int count);
+unsigned char* utf16decode(const unsigned char *utf16, unsigned char *utf8, unsigned int count);
+unsigned long utf8length(const unsigned char *utf8);
+const unsigned char* utf8decode(const unsigned char *utf8, unsigned short *ucs);
+void set_codepage(int cp);
+int utf8seek(const unsigned char* utf8, int offset);