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4824659eb8
--HG-- rename : intl/unicharutil/src/normalization_data.h => intl/unicharutil/normalization_data.h rename : intl/unicharutil/src/nsCaseConversionImp2.cpp => intl/unicharutil/nsCaseConversionImp2.cpp rename : intl/unicharutil/src/nsCaseConversionImp2.h => intl/unicharutil/nsCaseConversionImp2.h rename : intl/unicharutil/src/nsCategoryImp.cpp => intl/unicharutil/nsCategoryImp.cpp rename : intl/unicharutil/src/nsCategoryImp.h => intl/unicharutil/nsCategoryImp.h rename : intl/unicharutil/src/nsEntityConverter.cpp => intl/unicharutil/nsEntityConverter.cpp rename : intl/unicharutil/src/nsEntityConverter.h => intl/unicharutil/nsEntityConverter.h rename : intl/unicharutil/public/nsICaseConversion.h => intl/unicharutil/nsICaseConversion.h rename : intl/unicharutil/idl/nsIEntityConverter.idl => intl/unicharutil/nsIEntityConverter.idl rename : intl/unicharutil/idl/nsISaveAsCharset.idl => intl/unicharutil/nsISaveAsCharset.idl rename : intl/unicharutil/public/nsIUGenCategory.h => intl/unicharutil/nsIUGenCategory.h rename : intl/unicharutil/idl/nsIUnicodeNormalizer.idl => intl/unicharutil/nsIUnicodeNormalizer.idl rename : intl/unicharutil/src/nsSaveAsCharset.cpp => intl/unicharutil/nsSaveAsCharset.cpp rename : intl/unicharutil/src/nsSaveAsCharset.h => intl/unicharutil/nsSaveAsCharset.h rename : intl/unicharutil/public/nsUnicharUtilCIID.h => intl/unicharutil/nsUnicharUtilCIID.h rename : intl/unicharutil/src/nsUnicodeNormalizer.cpp => intl/unicharutil/nsUnicodeNormalizer.cpp rename : intl/unicharutil/public/nsUnicodeNormalizer.h => intl/unicharutil/nsUnicodeNormalizer.h rename : intl/unicharutil/src/ucdata.c => intl/unicharutil/ucdata.c rename : intl/unicharutil/src/ucdata.h => intl/unicharutil/ucdata.h
1163 lines
26 KiB
C
1163 lines
26 KiB
C
/*
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* Copyright 1996, 1997, 1998 Computing Research Labs,
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* New Mexico State University
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
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* OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef lint
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#ifdef __GNUC__
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static char rcsid[] __attribute__ ((unused)) = "$Id: ucdata.c,v 1.1 1999/01/08 00:19:11 ftang%netscape.com Exp $";
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#else
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static char rcsid[] = "$Id: ucdata.c,v 1.1 1999/01/08 00:19:11 ftang%netscape.com Exp $";
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#endif
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifndef WIN32
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#include <unistd.h>
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#endif
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#include "ucdata.h"
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/**************************************************************************
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*
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* Miscellaneous types, data, and support functions.
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*
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**************************************************************************/
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typedef struct {
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unsigned short bom;
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unsigned short cnt;
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union {
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unsigned long bytes;
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unsigned short len[2];
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} size;
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} _ucheader_t;
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/*
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* A simple array of 32-bit masks for lookup.
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*/
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static unsigned long masks32[32] = {
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0x00000001, 0x00000002, 0x00000004, 0x00000008, 0x00000010, 0x00000020,
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0x00000040, 0x00000080, 0x00000100, 0x00000200, 0x00000400, 0x00000800,
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0x00001000, 0x00002000, 0x00004000, 0x00008000, 0x00010000, 0x00020000,
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0x00040000, 0x00080000, 0x00100000, 0x00200000, 0x00400000, 0x00800000,
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0x01000000, 0x02000000, 0x04000000, 0x08000000, 0x10000000, 0x20000000,
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0x40000000, 0x80000000
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};
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#define endian_short(cc) (((cc) >> 8) | (((cc) & 0xff) << 8))
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#define endian_long(cc) ((((cc) & 0xff) << 24)|((((cc) >> 8) & 0xff) << 16)|\
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((((cc) >> 16) & 0xff) << 8)|((cc) >> 24))
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static FILE *
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#ifdef __STDC__
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_ucopenfile(char *paths, char *filename, char *mode)
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#else
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_ucopenfile(paths, filename, mode)
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char *paths, *filename, *mode;
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#endif
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{
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FILE *f;
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char *fp, *dp, *pp, path[BUFSIZ];
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if (filename == 0 || *filename == 0)
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return 0;
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dp = paths;
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while (dp && *dp) {
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pp = path;
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while (*dp && *dp != ':')
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*pp++ = *dp++;
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*pp++ = '/';
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fp = filename;
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while (*fp)
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*pp++ = *fp++;
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*pp = 0;
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if ((f = fopen(path, mode)) != 0)
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return f;
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if (*dp == ':')
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dp++;
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}
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return 0;
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}
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/**************************************************************************
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*
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* Support for the character properties.
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*
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**************************************************************************/
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static unsigned long _ucprop_size;
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static unsigned short *_ucprop_offsets;
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static unsigned long *_ucprop_ranges;
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static void
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#ifdef __STDC__
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_ucprop_load(char *paths, int reload)
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#else
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_ucprop_load(paths, reload)
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char *paths;
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int reload;
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#endif
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{
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FILE *in;
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unsigned long size, i;
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_ucheader_t hdr;
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if (_ucprop_size > 0) {
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if (!reload)
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/*
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* The character properties have already been loaded.
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*/
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return;
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/*
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* Unload the current character property data in preparation for
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* loading a new copy. Only the first array has to be deallocated
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* because all the memory for the arrays is allocated as a single
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* block.
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*/
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free((char *) _ucprop_offsets);
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_ucprop_size = 0;
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}
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if ((in = _ucopenfile(paths, "ctype.dat", "rb")) == 0)
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return;
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/*
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* Load the header.
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*/
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fread((char *) &hdr, sizeof(_ucheader_t), 1, in);
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if (hdr.bom == 0xfffe) {
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hdr.cnt = endian_short(hdr.cnt);
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hdr.size.bytes = endian_long(hdr.size.bytes);
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}
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if ((_ucprop_size = hdr.cnt) == 0) {
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fclose(in);
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return;
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}
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/*
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* Allocate all the storage needed for the lookup table.
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*/
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_ucprop_offsets = (unsigned short *) malloc(hdr.size.bytes);
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/*
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* Calculate the offset into the storage for the ranges. The offsets
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* array is on a 4-byte boundary and one larger than the value provided in
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* the header count field. This means the offset to the ranges must be
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* calculated after aligning the count to a 4-byte boundary.
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*/
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if ((size = ((hdr.cnt + 1) * sizeof(unsigned short))) & 3)
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size += 4 - (size & 3);
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size >>= 1;
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_ucprop_ranges = (unsigned long *) (_ucprop_offsets + size);
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/*
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* Load the offset array.
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*/
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fread((char *) _ucprop_offsets, sizeof(unsigned short), size, in);
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/*
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* Do an endian swap if necessary. Don't forget there is an extra node on
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* the end with the final index.
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*/
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if (hdr.bom == 0xfffe) {
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for (i = 0; i <= _ucprop_size; i++)
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_ucprop_offsets[i] = endian_short(_ucprop_offsets[i]);
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}
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/*
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* Load the ranges. The number of elements is in the last array position
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* of the offsets.
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*/
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fread((char *) _ucprop_ranges, sizeof(unsigned long),
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_ucprop_offsets[_ucprop_size], in);
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fclose(in);
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/*
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* Do an endian swap if necessary.
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*/
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if (hdr.bom == 0xfffe) {
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for (i = 0; i < _ucprop_offsets[_ucprop_size]; i++)
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_ucprop_ranges[i] = endian_long(_ucprop_ranges[i]);
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}
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}
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static void
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#ifdef __STDC__
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_ucprop_unload(void)
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#else
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_ucprop_unload()
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#endif
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{
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if (_ucprop_size == 0)
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return;
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/*
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* Only need to free the offsets because the memory is allocated as a
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* single block.
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*/
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free((char *) _ucprop_offsets);
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_ucprop_size = 0;
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}
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static int
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#ifdef __STDC__
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_ucprop_lookup(unsigned long code, unsigned long n)
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#else
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_ucprop_lookup(code, n)
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unsigned long code, n;
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#endif
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{
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long l, r, m;
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/*
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* There is an extra node on the end of the offsets to allow this routine
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* to work right. If the index is 0xffff, then there are no nodes for the
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* property.
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*/
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if ((l = _ucprop_offsets[n]) == 0xffff)
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return 0;
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/*
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* Locate the next offset that is not 0xffff. The sentinel at the end of
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* the array is the max index value.
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*/
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for (m = 1;
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n + m < _ucprop_size && _ucprop_offsets[n + m] == 0xffff; m++) ;
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r = _ucprop_offsets[n + m] - 1;
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while (l <= r) {
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/*
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* Determine a "mid" point and adjust to make sure the mid point is at
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* the beginning of a range pair.
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*/
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m = (l + r) >> 1;
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m -= (m & 1);
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if (code > _ucprop_ranges[m + 1])
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l = m + 2;
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else if (code < _ucprop_ranges[m])
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r = m - 2;
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else if (code >= _ucprop_ranges[m] && code <= _ucprop_ranges[m + 1])
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return 1;
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}
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return 0;
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}
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int
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#ifdef __STDC__
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ucisprop(unsigned long code, unsigned long mask1, unsigned long mask2)
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#else
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ucisprop(code, mask1, mask2)
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unsigned long code, mask1, mask2;
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#endif
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{
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unsigned long i;
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if (mask1 == 0 && mask2 == 0)
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return 0;
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for (i = 0; mask1 && i < 32; i++) {
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if ((mask1 & masks32[i]) && _ucprop_lookup(code, i))
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return 1;
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}
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for (i = 32; mask2 && i < _ucprop_size; i++) {
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if ((mask2 & masks32[i & 31]) && _ucprop_lookup(code, i))
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return 1;
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}
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return 0;
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}
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/**************************************************************************
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*
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* Support for case mapping.
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*
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**************************************************************************/
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static unsigned long _uccase_size;
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static unsigned short _uccase_len[2];
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static unsigned long *_uccase_map;
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static void
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#ifdef __STDC__
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_uccase_load(char *paths, int reload)
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#else
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_uccase_load(paths, reload)
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char *paths;
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int reload;
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#endif
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{
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FILE *in;
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unsigned long i;
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_ucheader_t hdr;
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if (_uccase_size > 0) {
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if (!reload)
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/*
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* The case mappings have already been loaded.
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*/
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return;
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free((char *) _uccase_map);
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_uccase_size = 0;
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}
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if ((in = _ucopenfile(paths, "case.dat", "rb")) == 0)
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return;
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/*
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* Load the header.
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*/
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fread((char *) &hdr, sizeof(_ucheader_t), 1, in);
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if (hdr.bom == 0xfffe) {
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hdr.cnt = endian_short(hdr.cnt);
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hdr.size.len[0] = endian_short(hdr.size.len[0]);
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hdr.size.len[1] = endian_short(hdr.size.len[1]);
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}
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/*
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* Set the node count and lengths of the upper and lower case mapping
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* tables.
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*/
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_uccase_size = hdr.cnt * 3;
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_uccase_len[0] = hdr.size.len[0] * 3;
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_uccase_len[1] = hdr.size.len[1] * 3;
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_uccase_map = (unsigned long *)
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malloc(_uccase_size * sizeof(unsigned long));
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/*
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* Load the case mapping table.
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*/
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fread((char *) _uccase_map, sizeof(unsigned long), _uccase_size, in);
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/*
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* Do an endian swap if necessary.
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*/
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if (hdr.bom == 0xfffe) {
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for (i = 0; i < _uccase_size; i++)
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_uccase_map[i] = endian_long(_uccase_map[i]);
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}
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}
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static void
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#ifdef __STDC__
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_uccase_unload(void)
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#else
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_uccase_unload()
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#endif
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{
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if (_uccase_size == 0)
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return;
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free((char *) _uccase_map);
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_uccase_size = 0;
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}
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static unsigned long
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#ifdef __STDC__
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_uccase_lookup(unsigned long code, long l, long r, int field)
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#else
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_uccase_lookup(code, l, r, field)
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unsigned long code;
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long l, r;
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int field;
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#endif
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{
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long m;
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/*
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* Do the binary search.
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*/
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while (l <= r) {
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/*
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* Determine a "mid" point and adjust to make sure the mid point is at
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* the beginning of a case mapping triple.
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*/
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m = (l + r) >> 1;
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m -= (m % 3);
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if (code > _uccase_map[m])
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l = m + 3;
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else if (code < _uccase_map[m])
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r = m - 3;
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else if (code == _uccase_map[m])
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return _uccase_map[m + field];
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}
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return code;
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}
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unsigned long
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#ifdef __STDC__
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uctoupper(unsigned long code)
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#else
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uctoupper(code)
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unsigned long code;
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|
#endif
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{
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int field;
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long l, r;
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if (ucisupper(code))
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return code;
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if (ucislower(code)) {
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/*
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* The character is lower case.
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*/
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field = 1;
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l = _uccase_len[0];
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r = (l + _uccase_len[1]) - 1;
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} else {
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/*
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* The character is title case.
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*/
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field = 2;
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l = _uccase_len[0] + _uccase_len[1];
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r = _uccase_size - 1;
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}
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return _uccase_lookup(code, l, r, field);
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}
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|
|
unsigned long
|
|
#ifdef __STDC__
|
|
uctolower(unsigned long code)
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|
#else
|
|
uctolower(code)
|
|
unsigned long code;
|
|
#endif
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|
{
|
|
int field;
|
|
long l, r;
|
|
|
|
if (ucislower(code))
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|
return code;
|
|
|
|
if (ucisupper(code)) {
|
|
/*
|
|
* The character is upper case.
|
|
*/
|
|
field = 1;
|
|
l = 0;
|
|
r = _uccase_len[0] - 1;
|
|
} else {
|
|
/*
|
|
* The character is title case.
|
|
*/
|
|
field = 2;
|
|
l = _uccase_len[0] + _uccase_len[1];
|
|
r = _uccase_size - 1;
|
|
}
|
|
return _uccase_lookup(code, l, r, field);
|
|
}
|
|
|
|
unsigned long
|
|
#ifdef __STDC__
|
|
uctotitle(unsigned long code)
|
|
#else
|
|
uctotitle(code)
|
|
unsigned long code;
|
|
#endif
|
|
{
|
|
int field;
|
|
long l, r;
|
|
|
|
if (ucistitle(code))
|
|
return code;
|
|
|
|
/*
|
|
* The offset will always be the same for converting to title case.
|
|
*/
|
|
field = 2;
|
|
|
|
if (ucisupper(code)) {
|
|
/*
|
|
* The character is upper case.
|
|
*/
|
|
l = 0;
|
|
r = _uccase_len[0] - 1;
|
|
} else {
|
|
/*
|
|
* The character is lower case.
|
|
*/
|
|
l = _uccase_len[0];
|
|
r = (l + _uccase_len[1]) - 1;
|
|
}
|
|
return _uccase_lookup(code, l, r, field);
|
|
}
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Support for decompositions.
|
|
*
|
|
**************************************************************************/
|
|
|
|
static unsigned long _ucdcmp_size;
|
|
static unsigned long *_ucdcmp_nodes;
|
|
static unsigned long *_ucdcmp_decomp;
|
|
|
|
static void
|
|
#ifdef __STDC__
|
|
_ucdcmp_load(char *paths, int reload)
|
|
#else
|
|
_ucdcmp_load(paths, reload)
|
|
char *paths;
|
|
int reload;
|
|
#endif
|
|
{
|
|
FILE *in;
|
|
unsigned long size, i;
|
|
_ucheader_t hdr;
|
|
|
|
if (_ucdcmp_size > 0) {
|
|
if (!reload)
|
|
/*
|
|
* The decompositions have already been loaded.
|
|
*/
|
|
return;
|
|
|
|
free((char *) _ucdcmp_nodes);
|
|
_ucdcmp_size = 0;
|
|
}
|
|
|
|
if ((in = _ucopenfile(paths, "decomp.dat", "rb")) == 0)
|
|
return;
|
|
|
|
/*
|
|
* Load the header.
|
|
*/
|
|
fread((char *) &hdr, sizeof(_ucheader_t), 1, in);
|
|
|
|
if (hdr.bom == 0xfffe) {
|
|
hdr.cnt = endian_short(hdr.cnt);
|
|
hdr.size.bytes = endian_long(hdr.size.bytes);
|
|
}
|
|
|
|
_ucdcmp_size = hdr.cnt << 1;
|
|
_ucdcmp_nodes = (unsigned long *) malloc(hdr.size.bytes);
|
|
_ucdcmp_decomp = _ucdcmp_nodes + (_ucdcmp_size + 1);
|
|
|
|
/*
|
|
* Read the decomposition data in.
|
|
*/
|
|
size = hdr.size.bytes / sizeof(unsigned long);
|
|
fread((char *) _ucdcmp_nodes, sizeof(unsigned long), size, in);
|
|
|
|
/*
|
|
* Do an endian swap if necessary.
|
|
*/
|
|
if (hdr.bom == 0xfffe) {
|
|
for (i = 0; i < size; i++)
|
|
_ucdcmp_nodes[i] = endian_long(_ucdcmp_nodes[i]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
#ifdef __STDC__
|
|
_ucdcmp_unload(void)
|
|
#else
|
|
_ucdcmp_unload()
|
|
#endif
|
|
{
|
|
if (_ucdcmp_size == 0)
|
|
return;
|
|
|
|
/*
|
|
* Only need to free the offsets because the memory is allocated as a
|
|
* single block.
|
|
*/
|
|
free((char *) _ucdcmp_nodes);
|
|
_ucdcmp_size = 0;
|
|
}
|
|
|
|
int
|
|
#ifdef __STDC__
|
|
ucdecomp(unsigned long code, unsigned long *num, unsigned long **decomp)
|
|
#else
|
|
ucdecomp(code, num, decomp)
|
|
unsigned long code, *num, **decomp;
|
|
#endif
|
|
{
|
|
long l, r, m;
|
|
|
|
l = 0;
|
|
r = _ucdcmp_nodes[_ucdcmp_size] - 1;
|
|
|
|
while (l <= r) {
|
|
/*
|
|
* Determine a "mid" point and adjust to make sure the mid point is at
|
|
* the beginning of a code+offset pair.
|
|
*/
|
|
m = (l + r) >> 1;
|
|
m -= (m & 1);
|
|
if (code > _ucdcmp_nodes[m])
|
|
l = m + 2;
|
|
else if (code < _ucdcmp_nodes[m])
|
|
r = m - 2;
|
|
else if (code == _ucdcmp_nodes[m]) {
|
|
*num = _ucdcmp_nodes[m + 3] - _ucdcmp_nodes[m + 1];
|
|
*decomp = &_ucdcmp_decomp[_ucdcmp_nodes[m + 1]];
|
|
return 1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
#ifdef __STDC__
|
|
ucdecomp_hangul(unsigned long code, unsigned long *num, unsigned long decomp[])
|
|
#else
|
|
ucdecomp_hangul(code, num, decomp)
|
|
unsigned long code, *num, decomp[];
|
|
#endif
|
|
{
|
|
if (!ucishangul(code))
|
|
return 0;
|
|
|
|
code -= 0xac00;
|
|
decomp[0] = 0x1100 + (unsigned long) (code / 588);
|
|
decomp[1] = 0x1161 + (unsigned long) ((code % 588) / 28);
|
|
decomp[2] = 0x11a7 + (unsigned long) (code % 28);
|
|
*num = (decomp[2] != 0x11a7) ? 3 : 2;
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Support for combining classes.
|
|
*
|
|
**************************************************************************/
|
|
|
|
static unsigned long _uccmcl_size;
|
|
static unsigned long *_uccmcl_nodes;
|
|
|
|
static void
|
|
#ifdef __STDC__
|
|
_uccmcl_load(char *paths, int reload)
|
|
#else
|
|
_uccmcl_load(paths, reload)
|
|
char *paths;
|
|
int reload;
|
|
#endif
|
|
{
|
|
FILE *in;
|
|
unsigned long i;
|
|
_ucheader_t hdr;
|
|
|
|
if (_uccmcl_size > 0) {
|
|
if (!reload)
|
|
/*
|
|
* The combining classes have already been loaded.
|
|
*/
|
|
return;
|
|
|
|
free((char *) _uccmcl_nodes);
|
|
_uccmcl_size = 0;
|
|
}
|
|
|
|
if ((in = _ucopenfile(paths, "cmbcl.dat", "rb")) == 0)
|
|
return;
|
|
|
|
/*
|
|
* Load the header.
|
|
*/
|
|
fread((char *) &hdr, sizeof(_ucheader_t), 1, in);
|
|
|
|
if (hdr.bom == 0xfffe) {
|
|
hdr.cnt = endian_short(hdr.cnt);
|
|
hdr.size.bytes = endian_long(hdr.size.bytes);
|
|
}
|
|
|
|
_uccmcl_size = hdr.cnt * 3;
|
|
_uccmcl_nodes = (unsigned long *) malloc(hdr.size.bytes);
|
|
|
|
/*
|
|
* Read the combining classes in.
|
|
*/
|
|
fread((char *) _uccmcl_nodes, sizeof(unsigned long), _uccmcl_size, in);
|
|
|
|
/*
|
|
* Do an endian swap if necessary.
|
|
*/
|
|
if (hdr.bom == 0xfffe) {
|
|
for (i = 0; i < _uccmcl_size; i++)
|
|
_uccmcl_nodes[i] = endian_long(_uccmcl_nodes[i]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
#ifdef __STDC__
|
|
_uccmcl_unload(void)
|
|
#else
|
|
_uccmcl_unload()
|
|
#endif
|
|
{
|
|
if (_uccmcl_size == 0)
|
|
return;
|
|
|
|
free((char *) _uccmcl_nodes);
|
|
_uccmcl_size = 0;
|
|
}
|
|
|
|
unsigned long
|
|
#ifdef __STDC__
|
|
uccombining_class(unsigned long code)
|
|
#else
|
|
uccombining_class(code)
|
|
unsigned long code;
|
|
#endif
|
|
{
|
|
long l, r, m;
|
|
|
|
l = 0;
|
|
r = _uccmcl_size - 1;
|
|
|
|
while (l <= r) {
|
|
m = (l + r) >> 1;
|
|
m -= (m % 3);
|
|
if (code > _uccmcl_nodes[m + 1])
|
|
l = m + 3;
|
|
else if (code < _uccmcl_nodes[m])
|
|
r = m - 3;
|
|
else if (code >= _uccmcl_nodes[m] && code <= _uccmcl_nodes[m + 1])
|
|
return _uccmcl_nodes[m + 2];
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Support for numeric values.
|
|
*
|
|
**************************************************************************/
|
|
|
|
static unsigned long *_ucnum_nodes;
|
|
static unsigned long _ucnum_size;
|
|
static short *_ucnum_vals;
|
|
|
|
static void
|
|
#ifdef __STDC__
|
|
_ucnumb_load(char *paths, int reload)
|
|
#else
|
|
_ucnumb_load(paths, reload)
|
|
char *paths;
|
|
int reload;
|
|
#endif
|
|
{
|
|
FILE *in;
|
|
unsigned long size, i;
|
|
_ucheader_t hdr;
|
|
|
|
if (_ucnum_size > 0) {
|
|
if (!reload)
|
|
/*
|
|
* The numbers have already been loaded.
|
|
*/
|
|
return;
|
|
|
|
free((char *) _ucnum_nodes);
|
|
_ucnum_size = 0;
|
|
}
|
|
|
|
if ((in = _ucopenfile(paths, "num.dat", "rb")) == 0)
|
|
return;
|
|
|
|
/*
|
|
* Load the header.
|
|
*/
|
|
fread((char *) &hdr, sizeof(_ucheader_t), 1, in);
|
|
|
|
if (hdr.bom == 0xfffe) {
|
|
hdr.cnt = endian_short(hdr.cnt);
|
|
hdr.size.bytes = endian_long(hdr.size.bytes);
|
|
}
|
|
|
|
_ucnum_size = hdr.cnt;
|
|
_ucnum_nodes = (unsigned long *) malloc(hdr.size.bytes);
|
|
_ucnum_vals = (short *) (_ucnum_nodes + _ucnum_size);
|
|
|
|
/*
|
|
* Read the combining classes in.
|
|
*/
|
|
fread((char *) _ucnum_nodes, sizeof(unsigned char), hdr.size.bytes, in);
|
|
|
|
/*
|
|
* Do an endian swap if necessary.
|
|
*/
|
|
if (hdr.bom == 0xfffe) {
|
|
for (i = 0; i < _ucnum_size; i++)
|
|
_ucnum_nodes[i] = endian_long(_ucnum_nodes[i]);
|
|
|
|
/*
|
|
* Determine the number of values that have to be adjusted.
|
|
*/
|
|
size = (hdr.size.bytes -
|
|
(_ucnum_size * (sizeof(unsigned long) << 1))) /
|
|
sizeof(short);
|
|
|
|
for (i = 0; i < size; i++)
|
|
_ucnum_vals[i] = endian_short(_ucnum_vals[i]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
#ifdef __STDC__
|
|
_ucnumb_unload(void)
|
|
#else
|
|
_ucnumb_unload()
|
|
#endif
|
|
{
|
|
if (_ucnum_size == 0)
|
|
return;
|
|
|
|
free((char *) _ucnum_nodes);
|
|
_ucnum_size = 0;
|
|
}
|
|
|
|
int
|
|
#ifdef __STDC__
|
|
ucnumber_lookup(unsigned long code, struct ucnumber *num)
|
|
#else
|
|
ucnumber_lookup(code, num)
|
|
unsigned long code;
|
|
struct ucnumber *num;
|
|
#endif
|
|
{
|
|
long l, r, m;
|
|
short *vp;
|
|
|
|
l = 0;
|
|
r = _ucnum_size - 1;
|
|
while (l <= r) {
|
|
/*
|
|
* Determine a "mid" point and adjust to make sure the mid point is at
|
|
* the beginning of a code+offset pair.
|
|
*/
|
|
m = (l + r) >> 1;
|
|
m -= (m & 1);
|
|
if (code > _ucnum_nodes[m])
|
|
l = m + 2;
|
|
else if (code < _ucnum_nodes[m])
|
|
r = m - 2;
|
|
else {
|
|
vp = _ucnum_vals + _ucnum_nodes[m + 1];
|
|
num->numerator = (int) *vp++;
|
|
num->denominator = (int) *vp;
|
|
return 1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
#ifdef __STDC__
|
|
ucdigit_lookup(unsigned long code, int *digit)
|
|
#else
|
|
ucdigit_lookup(code, digit)
|
|
unsigned long code;
|
|
int *digit;
|
|
#endif
|
|
{
|
|
long l, r, m;
|
|
short *vp;
|
|
|
|
l = 0;
|
|
r = _ucnum_size - 1;
|
|
while (l <= r) {
|
|
/*
|
|
* Determine a "mid" point and adjust to make sure the mid point is at
|
|
* the beginning of a code+offset pair.
|
|
*/
|
|
m = (l + r) >> 1;
|
|
m -= (m & 1);
|
|
if (code > _ucnum_nodes[m])
|
|
l = m + 2;
|
|
else if (code < _ucnum_nodes[m])
|
|
r = m - 2;
|
|
else {
|
|
vp = _ucnum_vals + _ucnum_nodes[m + 1];
|
|
if (*vp == *(vp + 1)) {
|
|
*digit = *vp;
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
struct ucnumber
|
|
#ifdef __STDC__
|
|
ucgetnumber(unsigned long code)
|
|
#else
|
|
ucgetnumber(code)
|
|
unsigned long code;
|
|
#endif
|
|
{
|
|
struct ucnumber num;
|
|
|
|
/*
|
|
* Initialize with some arbitrary value, because the caller simply cannot
|
|
* tell for sure if the code is a number without calling the ucisnumber()
|
|
* macro before calling this function.
|
|
*/
|
|
num.numerator = num.denominator = -111;
|
|
|
|
(void) ucnumber_lookup(code, &num);
|
|
|
|
return num;
|
|
}
|
|
|
|
int
|
|
#ifdef __STDC__
|
|
ucgetdigit(unsigned long code)
|
|
#else
|
|
ucgetdigit(code)
|
|
unsigned long code;
|
|
#endif
|
|
{
|
|
int dig;
|
|
|
|
/*
|
|
* Initialize with some arbitrary value, because the caller simply cannot
|
|
* tell for sure if the code is a number without calling the ucisdigit()
|
|
* macro before calling this function.
|
|
*/
|
|
dig = -111;
|
|
|
|
(void) ucdigit_lookup(code, &dig);
|
|
|
|
return dig;
|
|
}
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Setup and cleanup routines.
|
|
*
|
|
**************************************************************************/
|
|
|
|
void
|
|
#ifdef __STDC__
|
|
ucdata_load(char *paths, int masks)
|
|
#else
|
|
ucdata_load(paths, masks)
|
|
char *paths;
|
|
int masks;
|
|
#endif
|
|
{
|
|
if (masks & UCDATA_CTYPE)
|
|
_ucprop_load(paths, 0);
|
|
if (masks & UCDATA_CASE)
|
|
_uccase_load(paths, 0);
|
|
if (masks & UCDATA_DECOMP)
|
|
_ucdcmp_load(paths, 0);
|
|
if (masks & UCDATA_CMBCL)
|
|
_uccmcl_load(paths, 0);
|
|
if (masks & UCDATA_NUM)
|
|
_ucnumb_load(paths, 0);
|
|
}
|
|
|
|
void
|
|
#ifdef __STDC__
|
|
ucdata_unload(int masks)
|
|
#else
|
|
ucdata_unload(masks)
|
|
int masks;
|
|
#endif
|
|
{
|
|
if (masks & UCDATA_CTYPE)
|
|
_ucprop_unload();
|
|
if (masks & UCDATA_CASE)
|
|
_uccase_unload();
|
|
if (masks & UCDATA_DECOMP)
|
|
_ucdcmp_unload();
|
|
if (masks & UCDATA_CMBCL)
|
|
_uccmcl_unload();
|
|
if (masks & UCDATA_NUM)
|
|
_ucnumb_unload();
|
|
}
|
|
|
|
void
|
|
#ifdef __STDC__
|
|
ucdata_reload(char *paths, int masks)
|
|
#else
|
|
ucdata_reload(paths, masks)
|
|
char *paths;
|
|
int masks;
|
|
#endif
|
|
{
|
|
if (masks & UCDATA_CTYPE)
|
|
_ucprop_load(paths, 1);
|
|
if (masks & UCDATA_CASE)
|
|
_uccase_load(paths, 1);
|
|
if (masks & UCDATA_DECOMP)
|
|
_ucdcmp_load(paths, 1);
|
|
if (masks & UCDATA_CMBCL)
|
|
_uccmcl_load(paths, 1);
|
|
if (masks & UCDATA_NUM)
|
|
_ucnumb_load(paths, 1);
|
|
}
|
|
|
|
#ifdef TEST
|
|
|
|
void
|
|
#ifdef __STDC__
|
|
main(void)
|
|
#else
|
|
main()
|
|
#endif
|
|
{
|
|
int dig;
|
|
unsigned long i, lo, *dec;
|
|
struct ucnumber num;
|
|
|
|
ucdata_setup(".");
|
|
|
|
if (ucisweak(0x30))
|
|
printf("WEAK\n");
|
|
else
|
|
printf("NOT WEAK\n");
|
|
|
|
printf("LOWER 0x%04lX\n", uctolower(0xff3a));
|
|
printf("UPPER 0x%04lX\n", uctoupper(0xff5a));
|
|
|
|
if (ucisalpha(0x1d5))
|
|
printf("ALPHA\n");
|
|
else
|
|
printf("NOT ALPHA\n");
|
|
|
|
if (ucisupper(0x1d5)) {
|
|
printf("UPPER\n");
|
|
lo = uctolower(0x1d5);
|
|
printf("0x%04lx\n", lo);
|
|
lo = uctotitle(0x1d5);
|
|
printf("0x%04lx\n", lo);
|
|
} else
|
|
printf("NOT UPPER\n");
|
|
|
|
if (ucistitle(0x1d5))
|
|
printf("TITLE\n");
|
|
else
|
|
printf("NOT TITLE\n");
|
|
|
|
if (uciscomposite(0x1d5))
|
|
printf("COMPOSITE\n");
|
|
else
|
|
printf("NOT COMPOSITE\n");
|
|
|
|
if (ucdecomp(0x1d5, &lo, &dec)) {
|
|
for (i = 0; i < lo; i++)
|
|
printf("0x%04lx ", dec[i]);
|
|
putchar('\n');
|
|
}
|
|
|
|
if ((lo = uccombining_class(0x41)) != 0)
|
|
printf("0x41 CCL %ld\n", lo);
|
|
|
|
if (ucisxdigit(0xfeff))
|
|
printf("0xFEFF HEX DIGIT\n");
|
|
else
|
|
printf("0xFEFF NOT HEX DIGIT\n");
|
|
|
|
if (ucisdefined(0x10000))
|
|
printf("0x10000 DEFINED\n");
|
|
else
|
|
printf("0x10000 NOT DEFINED\n");
|
|
|
|
if (ucnumber_lookup(0x30, &num)) {
|
|
if (num.numerator != num.denominator)
|
|
printf("UCNUMBER: 0x30 = %d/%d\n", num.numerator, num.denominator);
|
|
else
|
|
printf("UCNUMBER: 0x30 = %d\n", num.numerator);
|
|
} else
|
|
printf("UCNUMBER: 0x30 NOT A NUMBER\n");
|
|
|
|
if (ucnumber_lookup(0xbc, &num)) {
|
|
if (num.numerator != num.denominator)
|
|
printf("UCNUMBER: 0xbc = %d/%d\n", num.numerator, num.denominator);
|
|
else
|
|
printf("UCNUMBER: 0xbc = %d\n", num.numerator);
|
|
} else
|
|
printf("UCNUMBER: 0xbc NOT A NUMBER\n");
|
|
|
|
|
|
if (ucnumber_lookup(0xff19, &num)) {
|
|
if (num.numerator != num.denominator)
|
|
printf("UCNUMBER: 0xff19 = %d/%d\n", num.numerator, num.denominator);
|
|
else
|
|
printf("UCNUMBER: 0xff19 = %d\n", num.numerator);
|
|
} else
|
|
printf("UCNUMBER: 0xff19 NOT A NUMBER\n");
|
|
|
|
if (ucnumber_lookup(0x4e00, &num)) {
|
|
if (num.numerator != num.denominator)
|
|
printf("UCNUMBER: 0x4e00 = %d/%d\n", num.numerator, num.denominator);
|
|
else
|
|
printf("UCNUMBER: 0x4e00 = %d\n", num.numerator);
|
|
} else
|
|
printf("UCNUMBER: 0x4e00 NOT A NUMBER\n");
|
|
|
|
if (ucdigit_lookup(0x06f9, &dig))
|
|
printf("UCDIGIT: 0x6f9 = %d\n", dig);
|
|
else
|
|
printf("UCDIGIT: 0x6f9 NOT A NUMBER\n");
|
|
|
|
dig = ucgetdigit(0x0969);
|
|
printf("UCGETDIGIT: 0x969 = %d\n", dig);
|
|
|
|
num = ucgetnumber(0x30);
|
|
if (num.numerator != num.denominator)
|
|
printf("UCGETNUMBER: 0x30 = %d/%d\n", num.numerator, num.denominator);
|
|
else
|
|
printf("UCGETNUMBER: 0x30 = %d\n", num.numerator);
|
|
|
|
num = ucgetnumber(0xbc);
|
|
if (num.numerator != num.denominator)
|
|
printf("UCGETNUMBER: 0xbc = %d/%d\n", num.numerator, num.denominator);
|
|
else
|
|
printf("UCGETNUMBER: 0xbc = %d\n", num.numerator);
|
|
|
|
num = ucgetnumber(0xff19);
|
|
if (num.numerator != num.denominator)
|
|
printf("UCGETNUMBER: 0xff19 = %d/%d\n", num.numerator, num.denominator);
|
|
else
|
|
printf("UCGETNUMBER: 0xff19 = %d\n", num.numerator);
|
|
|
|
ucdata_cleanup();
|
|
exit(0);
|
|
}
|
|
|
|
#endif /* TEST */
|