external/bsd/openldap/dist/libraries/liblunicode/ure/urestubs.c

   1 /* $OpenLDAP: pkg/ldap/libraries/liblunicode/ure/urestubs.c,v 1.14.2.3 2008/02/11 23:26:42 kurt Exp $ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1998-2008 The OpenLDAP Foundation.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15 /*
  16  * Copyright 1997, 1998, 1999 Computing Research Labs,
  17  * New Mexico State University
  18  *
  19  * Permission is hereby granted, free of charge, to any person obtaining a
  20  * copy of this software and associated documentation files (the "Software"),
  21  * to deal in the Software without restriction, including without limitation
  22  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  23  * and/or sell copies of the Software, and to permit persons to whom the
  24  * Software is furnished to do so, subject to the following conditions:
  25  *
  26  * The above copyright notice and this permission notice shall be included in
  27  * all copies or substantial portions of the Software.
  28  *
  29  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  30  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  31  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  32  * THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
  33  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
  34  * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
  35  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  36  */
  37 /* $Id: urestubs.c,v 1.1.1.1 2008/02/11 23:26:42 lukem Exp $" */
  38
  39 #include "portable.h"
  40 #include <ac/bytes.h>
  41
  42 #include "ure.h"
  43
  44 #ifdef _MSC_VER
  45 #  include "../ucdata/ucdata.h"
  46 #else
  47 #  include "ucdata.h"
  48 #endif
  49
  50 /*
  51  * This file contains stub routines needed by the URE package to test
  52  * character properties and other Unicode implementation specific details.
  53  */
  54
  55 /*
  56  * This routine should return the lower case equivalent for the character or,
  57  * if there is no lower case quivalent, the character itself.
  58  */
  59 ucs4_t _ure_tolower(ucs4_t c)
  60 {
  61     return uctoupper(c);
  62 }
  63
  64 static struct ucmaskmap {
  65         unsigned long mask1;
  66         unsigned long mask2;
  67 } masks[32] = {
  68         { UC_MN, 0 },   /* _URE_NONSPACING */
  69         { UC_MC, 0 },   /* _URE_COMBINING */
  70         { UC_ND, 0 },   /* _URE_NUMDIGIT */
  71         { UC_NL|UC_NO, 0 },     /* _URE_NUMOTHER */
  72         { UC_ZS, 0 },   /* _URE_SPACESEP */
  73         { UC_ZL, 0 },   /* _URE_LINESEP */
  74         { UC_ZP, 0 },   /* _URE_PARASEP */
  75         { UC_CC, 0 },   /* _URE_CNTRL */
  76         { UC_CO, 0 },   /* _URE_PUA */
  77
  78         { UC_LU, 0 },   /* _URE_UPPER */
  79         { UC_LL, 0 },   /* _URE_LOWER */
  80         { UC_LT, 0 },   /* _URE_TITLE */
  81         { UC_LM, 0 },   /* _URE_MODIFIER */
  82         { UC_LO, 0 },   /* _URE_OTHERLETTER */
  83         { UC_PD, 0 },   /* _URE_DASHPUNCT */
  84         { UC_PS, 0 },   /* _URE_OPENPUNCT */
  85         { UC_PC, 0 },   /* _URE_CLOSEPUNCT */
  86         { UC_PO, 0 },   /* _URE_OTHERPUNCT */
  87         { UC_SM, 0 },   /* _URE_MATHSYM */
  88         { UC_SC, 0 },   /* _URE_CURRENCYSYM */
  89         { UC_SO, 0 },   /* _URE_OTHERSYM */
  90
  91         { UC_L, 0 },    /* _URE_LTR */
  92         { UC_R, 0 },    /* _URE_RTL */
  93
  94         { 0, UC_EN },   /* _URE_EURONUM */
  95         { 0, UC_ES },   /* _URE_EURONUMSEP */
  96         { 0, UC_ET },   /* _URE_EURONUMTERM */
  97         { 0, UC_AN },   /* _URE_ARABNUM */
  98         { 0, UC_CS },   /* _URE_COMMONSEP */
  99
 100         { 0, UC_B },    /* _URE_BLOCKSEP */
 101         { 0, UC_S },    /* _URE_SEGMENTSEP */
 102
 103         { 0, UC_WS },   /* _URE_WHITESPACE */
 104         { 0, UC_ON }    /* _URE_OTHERNEUT */
 105 };
 106
 107
 108 /*
 109  * This routine takes a set of URE character property flags (see ure.h) along
 110  * with a character and tests to see if the character has one or more of those
 111  * properties.
 112  */
 113 int
 114 _ure_matches_properties(unsigned long props, ucs4_t c)
 115 {
 116         int i;
 117         unsigned long mask1=0, mask2=0;
 118
 119         for( i=0; i<32; i++ ) {
 120                 if( props & (1 << i) ) {
 121                         mask1 |= masks[i].mask1;
 122                         mask2 |= masks[i].mask2;
 123                 }
 124         }
 125
 126         return ucisprop( mask1, mask2, c );
 127 }