[444] | 1 | /*- |
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| 2 | * Copyright (c) 1993 |
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| 3 | * The Regents of the University of California. All rights reserved. |
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| 4 | * |
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| 5 | * This code is derived from software contributed to Berkeley by |
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| 6 | * Paul Borman at Krystal Technologies. |
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| 7 | * |
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| 8 | * Redistribution and use in source and binary forms, with or without |
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| 9 | * modification, are permitted provided that the following conditions |
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| 10 | * are met: |
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| 11 | * 1. Redistributions of source code must retain the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer. |
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| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 14 | * notice, this list of conditions and the following disclaimer in the |
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| 15 | * documentation and/or other materials provided with the distribution. |
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| 16 | * 3. All advertising materials mentioning features or use of this software |
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| 17 | * must display the following acknowledgement: |
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| 18 | * This product includes software developed by the University of |
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| 19 | * California, Berkeley and its contributors. |
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| 20 | * 4. Neither the name of the University nor the names of its contributors |
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| 21 | * may be used to endorse or promote products derived from this software |
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| 22 | * without specific prior written permission. |
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| 23 | * |
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| 24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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| 25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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| 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 34 | * SUCH DAMAGE. |
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| 35 | * |
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| 36 | * @(#)runetype.h 8.1 (Berkeley) 6/2/93 |
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| 37 | * $FreeBSD: src/include/runetype.h,v 1.5 2002/03/26 01:35:05 bde Exp $ |
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| 38 | */ |
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| 39 | |
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| 40 | #ifndef _RUNETYPE_H_ |
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| 41 | #define _RUNETYPE_H_ |
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| 42 | |
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| 43 | #include <sys/cdefs.h> |
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| 44 | #include <machine/ansi.h> |
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| 45 | |
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| 46 | #ifdef _BSD_RUNE_T_ |
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| 47 | typedef _BSD_RUNE_T_ rune_t; |
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| 48 | #undef _BSD_RUNE_T_ |
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| 49 | #endif |
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| 50 | |
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| 51 | typedef int rune_t; |
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| 52 | |
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| 53 | #ifdef _BSD_SIZE_T_ |
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| 54 | typedef _BSD_SIZE_T_ size_t; |
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| 55 | #undef _BSD_SIZE_T_ |
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| 56 | #endif |
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| 57 | |
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| 58 | typedef unsigned int size_t; |
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| 59 | |
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| 60 | #ifdef _BSD_WCHAR_T_ |
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| 61 | typedef _BSD_WCHAR_T_ wchar_t; |
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| 62 | #undef _BSD_WCHAR_T_ |
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| 63 | #endif |
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| 64 | |
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| 65 | #define _CACHED_RUNES (1 <<8 ) /* Must be a power of 2 */ |
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| 66 | #define _CRMASK (~(_CACHED_RUNES - 1)) |
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| 67 | |
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| 68 | /* |
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| 69 | * The lower 8 bits of runetype[] contain the digit value of the rune. |
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| 70 | */ |
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| 71 | typedef struct { |
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| 72 | rune_t min; /* First rune of the range */ |
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| 73 | rune_t max; /* Last rune (inclusive) of the range */ |
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| 74 | rune_t map; /* What first maps to in maps */ |
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| 75 | unsigned long *types; /* Array of types in range */ |
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| 76 | } _RuneEntry; |
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| 77 | |
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| 78 | typedef struct { |
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| 79 | int nranges; /* Number of ranges stored */ |
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| 80 | _RuneEntry *ranges; /* Pointer to the ranges */ |
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| 81 | } _RuneRange; |
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| 82 | |
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| 83 | typedef struct { |
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| 84 | char magic[8]; /* Magic saying what version we are */ |
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| 85 | char encoding[32]; /* ASCII name of this encoding */ |
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| 86 | |
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| 87 | rune_t (*sgetrune)(const char *, size_t, char const **); |
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| 88 | int (*sputrune)(rune_t, char *, size_t, char **); |
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| 89 | rune_t invalid_rune; |
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| 90 | |
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| 91 | unsigned long runetype[_CACHED_RUNES]; |
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| 92 | rune_t maplower[_CACHED_RUNES]; |
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| 93 | rune_t mapupper[_CACHED_RUNES]; |
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| 94 | |
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| 95 | /* |
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| 96 | * The following are to deal with Runes larger than _CACHED_RUNES - 1. |
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| 97 | * Their data is actually contiguous with this structure so as to make |
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| 98 | * it easier to read/write from/to disk. |
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| 99 | */ |
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| 100 | _RuneRange runetype_ext; |
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| 101 | _RuneRange maplower_ext; |
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| 102 | _RuneRange mapupper_ext; |
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| 103 | |
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| 104 | void *variable; /* Data which depends on the encoding */ |
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| 105 | int variable_len; /* how long that data is */ |
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| 106 | } _RuneLocale; |
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| 107 | |
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| 108 | #define _RUNE_MAGIC_1 "RuneMagi" /* Indicates version 0 of RuneLocale */ |
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| 109 | |
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| 110 | extern _RuneLocale _DefaultRuneLocale; |
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| 111 | extern _RuneLocale *_CurrentRuneLocale; |
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| 112 | |
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| 113 | #endif /* !_RUNETYPE_H_ */ |
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