1 /* $NetBSD: runetype_file.h,v 1.3 2010/06/20 02:23:15 tnozaki Exp $ */
2 
3 /*-
4  * Copyright (c) 1993
5  *        The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Paul Borman at Krystal Technologies.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. Neither the name of the University nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  *
34  *        @(#)runetype.h      8.1 (Berkeley) 6/2/93
35  */
36 
37 #ifndef   _RUNETYPE_FILE_H_
38 #define   _RUNETYPE_FILE_H_
39 
40 #include <sys/cdefs.h>
41 #include <sys/types.h>
42 
43 #include "ctype_local.h"
44 
45 /* for cross host tools on older systems */
46 #ifndef UINT32_C
47 /* assumes sizeof(unsigned int)>=4 */
48 #define UINT32_C(c) ((uint32_t)(c##U))
49 #endif
50 
51 typedef uint32_t    __nbrune_t;
52 typedef uint64_t    __runepad_t;
53 
54 #define _DEFAULT_INVALID_RUNE ((__nbrune_t)-3)
55 
56 /*
57  * The lower 8 bits of runetype[] contain the digit value of the rune.
58  */
59 typedef uint32_t _RuneType;
60 #define   _RUNETYPE_A         UINT32_C(0x00000100)          /* Alpha */
61 #define   _RUNETYPE_C         UINT32_C(0x00000200)          /* Control */
62 #define   _RUNETYPE_D         UINT32_C(0x00000400)          /* Digit */
63 #define   _RUNETYPE_G         UINT32_C(0x00000800)          /* Graph */
64 #define   _RUNETYPE_L         UINT32_C(0x00001000)          /* Lower */
65 #define   _RUNETYPE_P         UINT32_C(0x00002000)          /* Punct */
66 #define   _RUNETYPE_S         UINT32_C(0x00004000)          /* Space */
67 #define   _RUNETYPE_U         UINT32_C(0x00008000)          /* Upper */
68 #define   _RUNETYPE_X         UINT32_C(0x00010000)          /* X digit */
69 #define   _RUNETYPE_B         UINT32_C(0x00020000)          /* Blank */
70 #define   _RUNETYPE_R         UINT32_C(0x00040000)          /* Print */
71 #define   _RUNETYPE_I         UINT32_C(0x00080000)          /* Ideogram */
72 #define   _RUNETYPE_T         UINT32_C(0x00100000)          /* Special */
73 #define   _RUNETYPE_Q         UINT32_C(0x00200000)          /* Phonogram */
74 #define   _RUNETYPE_SWM       UINT32_C(0xc0000000)/* Mask to get screen width data */
75 #define   _RUNETYPE_SWS       30                  /* Bits to shift to get width */
76 #define   _RUNETYPE_SW0       UINT32_C(0x20000000)          /* 0 width character */
77 #define   _RUNETYPE_SW1       UINT32_C(0x40000000)          /* 1 width character */
78 #define   _RUNETYPE_SW2       UINT32_C(0x80000000)          /* 2 width character */
79 #define   _RUNETYPE_SW3       UINT32_C(0xc0000000)          /* 3 width character */
80 
81 /*
82  * rune file format.  network endian.
83  */
84 typedef struct {
85           int32_t             fre_min;  /* First rune of the range */
86           int32_t             fre_max;  /* Last rune (inclusive) of the range */
87           int32_t             fre_map;  /* What first maps to in maps */
88           uint32_t  fre_pad1; /* backward compatibility */
89           __runepad_t         fre_pad2; /* backward compatibility */
90 } __packed _FileRuneEntry;
91 
92 
93 typedef struct {
94           uint32_t  frr_nranges;        /* Number of ranges stored */
95           uint32_t  frr_pad1; /* backward compatibility */
96           __runepad_t         frr_pad2; /* backward compatibility */
97 } __packed _FileRuneRange;
98 
99 
100 typedef struct {
101           char                frl_magic[8];       /* Magic saying what version we are */
102           char                frl_encoding[32];/* ASCII name of this encoding */
103 
104           __runepad_t         frl_pad1; /* backward compatibility */
105           __runepad_t         frl_pad2; /* backward compatibility */
106           int32_t             frl_invalid_rune;
107           uint32_t  frl_pad3; /* backward compatibility */
108 
109           _RuneType frl_runetype[_CTYPE_CACHE_SIZE];
110           int32_t             frl_maplower[_CTYPE_CACHE_SIZE];
111           int32_t             frl_mapupper[_CTYPE_CACHE_SIZE];
112 
113           /*
114            * The following are to deal with Runes larger than _CTYPE_CACHE_SIZE - 1.
115            * Their data is actually contiguous with this structure so as to make
116            * it easier to read/write from/to disk.
117            */
118           _FileRuneRange      frl_runetype_ext;
119           _FileRuneRange      frl_maplower_ext;
120           _FileRuneRange      frl_mapupper_ext;
121 
122           __runepad_t         frl_pad4; /* backward compatibility */
123           int32_t             frl_variable_len;/* how long that data is */
124           uint32_t  frl_pad5; /* backward compatibility */
125 
126           /* variable size data follows */
127 } __packed _FileRuneLocale;
128 
129 
130 /* magic number for LC_CTYPE (rune)locale declaration */
131 #define   _RUNECT10_MAGIC     "RuneCT10"          /* Indicates version 0 of RuneLocale */
132 
133 /* codeset tag */
134 #define _RUNE_CODESET "CODESET="
135 
136 #endif    /* !_RUNETYPE_FILE_H_ */
137