FLTK 1.3.4
ucs2be.h
1 /*
2  * UCS-2BE = UCS-2 big endian
3  */
4 /* $XFree86: xc/lib/X11/lcUniConv/ucs2be.h,v 1.1 2000/11/28 17:25:09 dawes Exp $ */
5 
6 static int
7 ucs2be_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
8 {
9  if (n >= 2) {
10  if (s[0] >= 0xd8 && s[0] < 0xe0) {
11  return RET_ILSEQ;
12  } else {
13  *pwc = (s[0] << 8) + s[1];
14  return 2;
15  }
16  }
17  return RET_TOOFEW(0);
18 }
19 
20 static int
21 ucs2be_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
22 {
23  if (wc < 0x10000 && !(wc >= 0xd800 && wc < 0xe000)) {
24  if (n >= 2) {
25  r[0] = (unsigned char) (wc >> 8);
26  r[1] = (unsigned char) wc;
27  return 2;
28  } else
29  return RET_TOOSMALL;
30  }
31  return RET_ILSEQ;
32 }