include/linux/nls.h

   1 #include <linux/init.h>
   2
   3 /* unicode character */
   4 typedef __u16 wchar_t;
   5
   6 struct nls_table {
   7         char *charset;
   8         int (*uni2char) (wchar_t uni, unsigned char *out, int boundlen);
   9         int (*char2uni) (const unsigned char *rawstring, int boundlen,
  10                          wchar_t *uni);
  11         unsigned char *charset2lower;
  12         unsigned char *charset2upper;
  13         struct module *owner;
  14         struct nls_table *next;
  15 };
  16
  17 /* this value hold the maximum octet of charset */
  18 #define NLS_MAX_CHARSET_SIZE 3
  19
  20 /* nls.c */
  21 extern int register_nls(struct nls_table *);
  22 extern int unregister_nls(struct nls_table *);
  23 extern struct nls_table *load_nls(char *);
  24 extern void unload_nls(struct nls_table *);
  25 extern struct nls_table *load_nls_default(void);
  26
  27 extern int utf8_mbtowc(wchar_t *, const __u8 *, int);
  28 extern int utf8_mbstowcs(wchar_t *, const __u8 *, int);
  29 extern int utf8_wctomb(__u8 *, wchar_t, int);
  30 extern int utf8_wcstombs(__u8 *, const wchar_t *, int);