runetype.h revision 102227
11539Srgrimes/*- 21539Srgrimes * Copyright (c) 1993 31539Srgrimes * The Regents of the University of California. All rights reserved. 41539Srgrimes * 51539Srgrimes * This code is derived from software contributed to Berkeley by 61539Srgrimes * Paul Borman at Krystal Technologies. 71539Srgrimes * 81539Srgrimes * Redistribution and use in source and binary forms, with or without 91539Srgrimes * modification, are permitted provided that the following conditions 101539Srgrimes * are met: 111539Srgrimes * 1. Redistributions of source code must retain the above copyright 121539Srgrimes * notice, this list of conditions and the following disclaimer. 131539Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 141539Srgrimes * notice, this list of conditions and the following disclaimer in the 151539Srgrimes * documentation and/or other materials provided with the distribution. 161539Srgrimes * 3. All advertising materials mentioning features or use of this software 171539Srgrimes * must display the following acknowledgement: 181539Srgrimes * This product includes software developed by the University of 191539Srgrimes * California, Berkeley and its contributors. 201539Srgrimes * 4. Neither the name of the University nor the names of its contributors 211539Srgrimes * may be used to endorse or promote products derived from this software 221539Srgrimes * without specific prior written permission. 231539Srgrimes * 241539Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 251539Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 261539Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 271539Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 281539Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 291539Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 301539Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 311539Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 321539Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 331539Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 341539Srgrimes * SUCH DAMAGE. 351539Srgrimes * 361539Srgrimes * @(#)runetype.h 8.1 (Berkeley) 6/2/93 3793032Simp * $FreeBSD: head/include/runetype.h 102227 2002-08-21 16:20:02Z mike $ 381539Srgrimes */ 391539Srgrimes 401539Srgrimes#ifndef _RUNETYPE_H_ 411539Srgrimes#define _RUNETYPE_H_ 421539Srgrimes 4315483Sbde#include <sys/cdefs.h> 44102227Smike#include <sys/_types.h> 451539Srgrimes 46102227Smike#ifndef _RUNE_T_DECLARED 47102227Smiketypedef __rune_t rune_t; 48102227Smike#define _RUNE_T_DECLARED 491539Srgrimes#endif 501539Srgrimes 51102227Smike#ifndef _SIZE_T_DECLARED 52102227Smiketypedef __size_t size_t; 53102227Smike#define _SIZE_T_DECLARED 5415287Sache#endif 5515287Sache 5699640Sobrien#ifndef __cplusplus 57102227Smike#ifndef _WCHAR_T_DECLARED 58102227Smiketypedef __wchar_t wchar_t; 59102227Smike#define _WCHAR_T_DECLARED 6015483Sbde#endif 6199640Sobrien#endif 6215483Sbde 631539Srgrimes#define _CACHED_RUNES (1 <<8 ) /* Must be a power of 2 */ 641539Srgrimes#define _CRMASK (~(_CACHED_RUNES - 1)) 651539Srgrimes 661539Srgrimes/* 671539Srgrimes * The lower 8 bits of runetype[] contain the digit value of the rune. 681539Srgrimes */ 691539Srgrimestypedef struct { 701539Srgrimes rune_t min; /* First rune of the range */ 711539Srgrimes rune_t max; /* Last rune (inclusive) of the range */ 721539Srgrimes rune_t map; /* What first maps to in maps */ 731539Srgrimes unsigned long *types; /* Array of types in range */ 741539Srgrimes} _RuneEntry; 751539Srgrimes 761539Srgrimestypedef struct { 771539Srgrimes int nranges; /* Number of ranges stored */ 781539Srgrimes _RuneEntry *ranges; /* Pointer to the ranges */ 791539Srgrimes} _RuneRange; 801539Srgrimes 811539Srgrimestypedef struct { 821539Srgrimes char magic[8]; /* Magic saying what version we are */ 831539Srgrimes char encoding[32]; /* ASCII name of this encoding */ 841539Srgrimes 8593189Sbde rune_t (*sgetrune)(const char *, size_t, char const **); 8693189Sbde int (*sputrune)(rune_t, char *, size_t, char **); 871539Srgrimes rune_t invalid_rune; 881539Srgrimes 891539Srgrimes unsigned long runetype[_CACHED_RUNES]; 901539Srgrimes rune_t maplower[_CACHED_RUNES]; 911539Srgrimes rune_t mapupper[_CACHED_RUNES]; 921539Srgrimes 931539Srgrimes /* 941539Srgrimes * The following are to deal with Runes larger than _CACHED_RUNES - 1. 951539Srgrimes * Their data is actually contiguous with this structure so as to make 961539Srgrimes * it easier to read/write from/to disk. 971539Srgrimes */ 981539Srgrimes _RuneRange runetype_ext; 991539Srgrimes _RuneRange maplower_ext; 1001539Srgrimes _RuneRange mapupper_ext; 1011539Srgrimes 1021539Srgrimes void *variable; /* Data which depends on the encoding */ 1031539Srgrimes int variable_len; /* how long that data is */ 1041539Srgrimes} _RuneLocale; 1051539Srgrimes 1061539Srgrimes#define _RUNE_MAGIC_1 "RuneMagi" /* Indicates version 0 of RuneLocale */ 1071539Srgrimes 1081539Srgrimesextern _RuneLocale _DefaultRuneLocale; 1091539Srgrimesextern _RuneLocale *_CurrentRuneLocale; 1101539Srgrimes 1111539Srgrimes#endif /* !_RUNETYPE_H_ */ 112