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