1/* $NetBSD: runetype_file.h,v 1.2 2010/06/19 13:26:52 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
51typedef uint32_t	__nbrune_t;
52typedef 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 */
59typedef 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 */
84typedef 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
93typedef 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
100typedef 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