| DRC | 2ff39b8 | 2011-07-28 08:38:59 +0000 | [diff] [blame^] | 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 | } |