firmware/include/rbunicode.h

   1 /*   Some conversion functions for handling UTF-8
   2  *
   3  *   copyright Marcoen Hirschberg (2004,2005)
   4  *
   5  *   I got all the info from:
   6  *   http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
   7  *   and
   8  *   http://en.wikipedia.org/wiki/Unicode
   9  */
  10
  11 #define MASK   0xC0 /* 11000000 */
  12 #define COMP   0x80 /* 10x      */
  13
  14
  15 /* Encode a UCS value as UTF-8 and return a pointer after this UTF-8 char. */
  16 unsigned char* utf8encode(unsigned long ucs, unsigned char *utf8);
  17 unsigned char* iso_decode(const unsigned char *latin1, unsigned char *utf8, int cp, int count);
  18 unsigned char* utf16LEdecode(const unsigned char *utf16, unsigned char *utf8, int count);
  19 unsigned char* utf16BEdecode(const unsigned char *utf16, unsigned char *utf8, int count);
  20 unsigned long utf8length(const unsigned char *utf8);
  21 const unsigned char* utf8decode(const unsigned char *utf8, unsigned short *ucs);
  22 void set_codepage(int cp);
  23 int utf8seek(const unsigned char* utf8, int offset);