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 */ 38 39 #ifndef _RUNETYPE_H_ 40 #define _RUNETYPE_H_ 41 42 #include <machine/ansi.h> 43 #include <sys/cdefs.h> 44 45 #ifdef _BSD_WCHAR_T_ 46 typedef _BSD_WCHAR_T_ rune_t; 47 typedef _BSD_WCHAR_T_ wchar_t; 48 #undef _BSD_WCHAR_T_ 49 #endif 50 51 #define _CACHED_RUNES (1 <<8 ) /* Must be a power of 2 */ 52 #define _CRMASK (~(_CACHED_RUNES - 1)) 53 54 /* 55 * The lower 8 bits of runetype[] contain the digit value of the rune. 56 */ 57 typedef struct { 58 rune_t min; /* First rune of the range */ 59 rune_t max; /* Last rune (inclusive) of the range */ 60 rune_t map; /* What first maps to in maps */ 61 unsigned long *types; /* Array of types in range */ 62 } _RuneEntry; 63 64 typedef struct { 65 int nranges; /* Number of ranges stored */ 66 _RuneEntry *ranges; /* Pointer to the ranges */ 67 } _RuneRange; 68 69 typedef struct { 70 char magic[8]; /* Magic saying what version we are */ 71 char encoding[32]; /* ASCII name of this encoding */ 72 73 rune_t (*sgetrune) 74 __P((const char *, unsigned int, char const **)); 75 int (*sputrune) 76 __P((rune_t, char *, unsigned int, char **)); 77 rune_t invalid_rune; 78 79 unsigned long runetype[_CACHED_RUNES]; 80 rune_t maplower[_CACHED_RUNES]; 81 rune_t mapupper[_CACHED_RUNES]; 82 83 /* 84 * The following are to deal with Runes larger than _CACHED_RUNES - 1. 85 * Their data is actually contiguous with this structure so as to make 86 * it easier to read/write from/to disk. 87 */ 88 _RuneRange runetype_ext; 89 _RuneRange maplower_ext; 90 _RuneRange mapupper_ext; 91 92 void *variable; /* Data which depends on the encoding */ 93 int variable_len; /* how long that data is */ 94 } _RuneLocale; 95 96 #define _RUNE_MAGIC_1 "RuneMagi" /* Indicates version 0 of RuneLocale */ 97 98 extern _RuneLocale _DefaultRuneLocale; 99 extern _RuneLocale *_CurrentRuneLocale; 100 101 #endif /* !_RUNETYPE_H_ */ 102