utf8_to_utf32
c32 = utf8_to_utf32(&s8);
utflen = utf8_to_utf32(&in[i], in_len - i, &uni);
charlen = utf8_to_utf32(&name[i], len - i, &u);
charlen = utf8_to_utf32(&name->name[i], alen - i, &u_a);
if (charlen != utf8_to_utf32(&str[i], blen - i, &u_b))
size = utf8_to_utf32(s, inlen, &u);
EXPORT_SYMBOL(utf8_to_utf32);
n = utf8_to_utf32(rawstring, boundlen, &u);
size = utf8_to_utf32(s, inlen, &u);
charlen = utf8_to_utf32(source + i, 6, &u);
charlen = utf8_to_utf32(source + i, 6, &u);
len = utf8_to_utf32(&str_i[i], str_len - i,
nb = utf8_to_utf32(in, in_bound_len, &uni);
extern int utf8_to_utf32(const u8 *s, int len, unicode_t *pu);