ucs2be.h revision 1ab64890 
1/*
2 * UCS-2BE = UCS-2 big endian
3 */
4/* $XFree86$ */
5
6static int
7ucs2be_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
20static int
21ucs2be_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}
33