| DRC | 2ff39b8 | 2011-07-28 08:38:59 +0000 | [diff] [blame] | 1 | /* $XFree86: xc/lib/X11/lcUniConv/tis620.h,v 1.4 2001/02/09 00:02:54 dawes Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * TIS620-0 |
| 5 | */ |
| 6 | |
| 7 | static const unsigned short tis620_2uni[96] = { |
| 8 | /* 0xa0 */ |
| 9 | 0xfffd, 0x0e01, 0x0e02, 0x0e03, 0x0e04, 0x0e05, 0x0e06, 0x0e07, |
| 10 | 0x0e08, 0x0e09, 0x0e0a, 0x0e0b, 0x0e0c, 0x0e0d, 0x0e0e, 0x0e0f, |
| 11 | /* 0xb0 */ |
| 12 | 0x0e10, 0x0e11, 0x0e12, 0x0e13, 0x0e14, 0x0e15, 0x0e16, 0x0e17, |
| 13 | 0x0e18, 0x0e19, 0x0e1a, 0x0e1b, 0x0e1c, 0x0e1d, 0x0e1e, 0x0e1f, |
| 14 | /* 0xc0 */ |
| 15 | 0x0e20, 0x0e21, 0x0e22, 0x0e23, 0x0e24, 0x0e25, 0x0e26, 0x0e27, |
| 16 | 0x0e28, 0x0e29, 0x0e2a, 0x0e2b, 0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f, |
| 17 | /* 0xd0 */ |
| 18 | 0x0e30, 0x0e31, 0x0e32, 0x0e33, 0x0e34, 0x0e35, 0x0e36, 0x0e37, |
| 19 | 0x0e38, 0x0e39, 0x0e3a, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0x0e3f, |
| 20 | /* 0xe0 */ |
| 21 | 0x0e40, 0x0e41, 0x0e42, 0x0e43, 0x0e44, 0x0e45, 0x0e46, 0x0e47, |
| 22 | 0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0x0e4e, 0x0e4f, |
| 23 | /* 0xf0 */ |
| 24 | 0x0e50, 0x0e51, 0x0e52, 0x0e53, 0x0e54, 0x0e55, 0x0e56, 0x0e57, |
| 25 | 0x0e58, 0x0e59, 0x0e5a, 0x0e5b, 0xfffd, 0xfffd, 0xfffd, 0xfffd, |
| 26 | }; |
| 27 | |
| 28 | static int |
| 29 | tis620_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) |
| 30 | { |
| 31 | unsigned char c = *s; |
| 32 | if (c < 0x80) { |
| 33 | *pwc = (ucs4_t) c; |
| 34 | return 1; |
| 35 | } |
| 36 | else if (c < 0xa0) { |
| 37 | } |
| 38 | else { |
| 39 | unsigned short wc = tis620_2uni[c-0xa0]; |
| 40 | if (wc != 0xfffd) { |
| 41 | *pwc = (ucs4_t) wc; |
| 42 | return 1; |
| 43 | } |
| 44 | } |
| 45 | return RET_ILSEQ; |
| 46 | } |
| 47 | |
| 48 | static const unsigned char tis620_page0e[96] = { |
| 49 | 0x00, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0x00-0x07 */ |
| 50 | 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0x08-0x0f */ |
| 51 | 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0x10-0x17 */ |
| 52 | 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0x18-0x1f */ |
| 53 | 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x20-0x27 */ |
| 54 | 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x28-0x2f */ |
| 55 | 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0x30-0x37 */ |
| 56 | 0xd8, 0xd9, 0xda, 0x00, 0x00, 0x00, 0x00, 0xdf, /* 0x38-0x3f */ |
| 57 | 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0x40-0x47 */ |
| 58 | 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0x48-0x4f */ |
| 59 | 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0x50-0x57 */ |
| 60 | 0xf8, 0xf9, 0xfa, 0xfb, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */ |
| 61 | }; |
| 62 | |
| 63 | static int |
| 64 | tis620_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) |
| 65 | { |
| 66 | unsigned char c = 0; |
| 67 | if (wc < 0x0080) { |
| 68 | *r = wc; |
| 69 | return 1; |
| 70 | } |
| 71 | else if (wc >= 0x0e00 && wc < 0x0e60) |
| 72 | c = tis620_page0e[wc-0x0e00]; |
| 73 | if (c != 0) { |
| 74 | *r = c; |
| 75 | return 1; |
| 76 | } |
| 77 | return RET_ILSEQ; |
| 78 | } |