1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * COPYRIGHT AND PERMISSION NOTICE
23 *
24 * Copyright (c) 1991-2005 Unicode, Inc. All rights reserved. Distributed
25 *  under the Terms of Use in http://www.unicode.org/copyright.html.
26 *
27 * This file has been modified by Sun Microsystems, Inc.
28 *
29*/
30/*
31 * Copyright(c) 2008 Sun Microsystems, Inc.
32 * All rights reserved.
33 */
34
35#ifndef _UNICODE_VISCII_H_
36#define _UNICODE_VISCII_H_
37
38#include <public_struc.h>
39
40
41static const unsigned long viscii2uni_1[32] = {
42    /*
43    * 0x00 - Ox1f
44    */
45    0x0000,  0x0001,  0x1EB2,  0x0003,  0x0004,  0x1EB4,  0x1EAA,  0x0007,
46    0x0008,  0x0009,  0x000A,  0x000B,  0x000C,  0x000D,  0x000E,  0x000F,
47    0x0010,  0x0011,  0x0012,  0x0013,  0x1EF6,  0x0015,  0x0016,  0x0017,
48    0x0018,  0x1EF8,  0x001A,  0x001B,  0x001C,  0x001D,  0x1EF4,  0x001F,
49};
50
51static const unsigned long viscii2uni_2[128] = {
52    /*
53    * 0x80 - Oxff
54    */
55    0x1EA0,  0x1EAE,  0x1EB0,  0x1EB6,  0x1EA4,  0x1EA6,  0x1EA8,  0x1EAC,
56    0x1EBC,  0x1EB8,  0x1EBE,  0x1EC0,  0x1EC2,  0x1EC4,  0x1EC6,  0x1ED0,
57    0x1ED2,  0x1ED4,  0x1ED6,  0x1ED8,  0x1EE2,  0x1EDA,  0x1EDC,  0x1EDE,
58    0x1ECA,  0x1ECE,  0x1ECC,  0x1EC8,  0x1EE6,  0x0168,  0x1EE4,  0x1EF2,
59    0x00D5,  0x1EAF,  0x1EB1,  0x1EB7,  0x1EA5,  0x1EA7,  0x1EA9,  0x1EAD,
60    0x1EBD,  0x1EB9,  0x1EBF,  0x1EC1,  0x1EC3,  0x1EC5,  0x1EC7,  0x1ED1,
61    0x1ED3,  0x1ED5,  0x1ED7,  0x1EE0,  0x01A0,  0x1ED9,  0x1EDD,  0x1EDF,
62    0x1ECB,  0x1EF0,  0x1EE8,  0x1EEA,  0x1EEC,  0x01A1,  0x1EDB,  0x01AF,
63    0x00C0,  0x00C1,  0x00C2,  0x00C3,  0x1EA2,  0x0102,  0x1EB3,  0x1EB5,
64    0x00C8,  0x00C9,  0x00CA,  0x1EBA,  0x00CC,  0x00CD,  0x0128,  0x1EF3,
65    0x0110,  0x1EE9,  0x00D2,  0x00D3,  0x00D4,  0x1EA1,  0x1EF7,  0x1EEB,
66    0x1EED,  0x00D9,  0x00DA,  0x1EF9,  0x1EF5,  0x00DD,  0x1EE1,  0x01B0,
67    0x00E0,  0x00E1,  0x00E2,  0x00E3,  0x1EA3,  0x0103,  0x1EEF,  0x1EAB,
68    0x00E8,  0x00E9,  0x00EA,  0x1EBB,  0x00EC,  0x00ED,  0x0129,  0x1EC9,
69    0x0111,  0x1EF1,  0x00F2,  0x00F3,  0x00F4,  0x00F5,  0x1ECF,  0x1ECD,
70    0x1EE5,  0x00F9,  0x00FA,  0x0169,  0x1EE7,  0x00FD,  0x1EE3,  0x1EEE,
71};
72
73#ifdef __NEED_VISCII_2_UNI__
74static int viscii_2_uni(const unsigned char *in, unsigned long *out )
75{
76    unsigned char c = *in;
77    if (c < 0x20)
78        *out = (unsigned long) viscii2uni_1[c];
79    else if (c < 0x80)
80        *out = (unsigned long) c;
81    else
82        *out = (unsigned long) viscii2uni_2[c-0x80];
83    return 1;
84}
85#endif /* __NEED_VISCII_2_UNI__ */
86
87static const unsigned char uni2viscii_1[248] = {
88    0xc0, 0xc1, 0xc2, 0xc3, 0x00, 0x00, 0x00, 0x00,
89    0xc8, 0xc9, 0xca, 0x00, 0xcc, 0xcd, 0x00, 0x00,
90    0x00, 0x00, 0xd2, 0xd3, 0xd4, 0xa0, 0x00, 0x00,
91    0x00, 0xd9, 0xda, 0x00, 0x00, 0xdd, 0x00, 0x00,
92    0xe0, 0xe1, 0xe2, 0xe3, 0x00, 0x00, 0x00, 0x00,
93    0xe8, 0xe9, 0xea, 0x00, 0xec, 0xed, 0x00, 0x00,
94    0x00, 0x00, 0xf2, 0xf3, 0xf4, 0xf5, 0x00, 0x00,
95    0x00, 0xf9, 0xfa, 0x00, 0x00, 0xfd, 0x00, 0x00,
96    0x00, 0x00, 0xc5, 0xe5, 0x00, 0x00, 0x00, 0x00,
97    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
98    0xd0, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
99    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
100    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
101    0xce, 0xee, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
102    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
103    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
104    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
105    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
106    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
107    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
108    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
109    0x9d, 0xfb, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
110    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
111    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
112    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
113    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
114    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
115    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
116    0xb4, 0xbd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
117    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xbf,
118    0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
119};
120static const unsigned char uni2viscii_2[96] = {
121    /*
122    * From 0x1EA0 to 0x1EF9.
123    */
124    0x80, 0xd5, 0xc4, 0xe4, 0x84, 0xa4, 0x85, 0xa5,
125    0x86, 0xa6, 0x06, 0xe7, 0x87, 0xa7, 0x81, 0xa1,
126    0x82, 0xa2, 0x02, 0xc6, 0x05, 0xc7, 0x83, 0xa3,
127    0x89, 0xa9, 0xcb, 0xeb, 0x88, 0xa8, 0x8a, 0xaa,
128    0x8b, 0xab, 0x8c, 0xac, 0x8d, 0xad, 0x8e, 0xae,
129    0x9b, 0xef, 0x98, 0xb8, 0x9a, 0xf7, 0x99, 0xf6,
130    0x8f, 0xaf, 0x90, 0xb0, 0x91, 0xb1, 0x92, 0xb2,
131    0x93, 0xb5, 0x95, 0xbe, 0x96, 0xb6, 0x97, 0xb7,
132    0xb3, 0xde, 0x94, 0xfe, 0x9e, 0xf8, 0x9c, 0xfc,
133    0xba, 0xd1, 0xbb, 0xd7, 0xbc, 0xd8, 0xff, 0xe6,
134    0xb9, 0xf1, 0x9f, 0xcf, 0x1e, 0xdc, 0x14, 0xd6,
135    0x19, 0xdb, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
136};
137
138#ifdef __NEED_UNI_2_VISCII__
139static int uni_2_viscii (unsigned long in,  unsigned char *out)
140{
141    unsigned char c = 0;
142
143    if (in < 0x0080 && (in >= 0x0020 || (0xBDEFFF9B & (1 << in)) ) ) {
144        /* Bit mask from right to left, 0 means no code point:
145         * 1011 1101 1110 1111 1111 1111 1001 1011
146         */
147        *out = in;
148        return 1;
149    } else if (in >= 0x00c0 && in < 0x01b8)
150        c = uni2viscii_1[in-0x00c0];
151    else if (in >= 0x1ea0 && in < 0x1f00)
152        c = uni2viscii_2[in-0x1ea0];
153
154    if (c != 0) {
155        *out = c;
156        return 1;
157    }
158
159    return 0;
160}
161#endif
162
163#endif
164