/[pcre]/code/trunk/pcre_tables.c
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Contents of /code/trunk/pcre_tables.c

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Revision 85 - (hide annotations) (download)
Sat Feb 24 21:41:13 2007 UTC (7 years, 7 months ago) by nigel
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File size: 4610 byte(s)
Load pcre-6.4 into code/trunk.

1 nigel 77 /*************************************************
2     * Perl-Compatible Regular Expressions *
3     *************************************************/
4    
5     /* PCRE is a library of functions to support regular expressions whose syntax
6     and semantics are as close as possible to those of the Perl 5 language.
7    
8     Written by Philip Hazel
9     Copyright (c) 1997-2005 University of Cambridge
10    
11     -----------------------------------------------------------------------------
12     Redistribution and use in source and binary forms, with or without
13     modification, are permitted provided that the following conditions are met:
14    
15     * Redistributions of source code must retain the above copyright notice,
16     this list of conditions and the following disclaimer.
17    
18     * Redistributions in binary form must reproduce the above copyright
19     notice, this list of conditions and the following disclaimer in the
20     documentation and/or other materials provided with the distribution.
21    
22     * Neither the name of the University of Cambridge nor the names of its
23     contributors may be used to endorse or promote products derived from
24     this software without specific prior written permission.
25    
26     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
27     AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28     IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29     ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
30     LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31     CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32     SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33     INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35     ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36     POSSIBILITY OF SUCH DAMAGE.
37     -----------------------------------------------------------------------------
38     */
39    
40    
41     /* This module contains some fixed tables that are used by more than one of the
42 nigel 85 PCRE code modules. The tables are also #included by the pcretest program, which
43     uses macros to change their names from _pcre_xxx to xxxx, thereby avoiding name
44     clashes with the library. */
45 nigel 77
46    
47     #include "pcre_internal.h"
48    
49    
50     /* Table of sizes for the fixed-length opcodes. It's defined in a macro so that
51     the definition is next to the definition of the opcodes in internal.h. */
52    
53     const uschar _pcre_OP_lengths[] = { OP_LENGTHS };
54    
55    
56    
57     /*************************************************
58     * Tables for UTF-8 support *
59     *************************************************/
60    
61     /* These are the breakpoints for different numbers of bytes in a UTF-8
62     character. */
63    
64     const int _pcre_utf8_table1[] =
65     { 0x7f, 0x7ff, 0xffff, 0x1fffff, 0x3ffffff, 0x7fffffff};
66    
67     const int _pcre_utf8_table1_size = sizeof(_pcre_utf8_table1)/sizeof(int);
68    
69     /* These are the indicator bits and the mask for the data bits to set in the
70     first byte of a character, indexed by the number of additional bytes. */
71    
72     const int _pcre_utf8_table2[] = { 0, 0xc0, 0xe0, 0xf0, 0xf8, 0xfc};
73     const int _pcre_utf8_table3[] = { 0xff, 0x1f, 0x0f, 0x07, 0x03, 0x01};
74    
75     /* Table of the number of extra characters, indexed by the first character
76     masked with 0x3f. The highest number for a valid UTF-8 character is in fact
77     0x3d. */
78    
79     const uschar _pcre_utf8_table4[] = {
80     1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
81     1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
82     2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
83     3,3,3,3,3,3,3,3,4,4,4,4,5,5,5,5 };
84    
85     /* This table translates Unicode property names into code values for the
86 nigel 85 ucp_findchar() function. */
87 nigel 77
88     const ucp_type_table _pcre_utt[] = {
89     { "C", 128 + ucp_C },
90     { "Cc", ucp_Cc },
91     { "Cf", ucp_Cf },
92     { "Cn", ucp_Cn },
93     { "Co", ucp_Co },
94     { "Cs", ucp_Cs },
95     { "L", 128 + ucp_L },
96     { "Ll", ucp_Ll },
97     { "Lm", ucp_Lm },
98     { "Lo", ucp_Lo },
99     { "Lt", ucp_Lt },
100     { "Lu", ucp_Lu },
101     { "M", 128 + ucp_M },
102     { "Mc", ucp_Mc },
103     { "Me", ucp_Me },
104     { "Mn", ucp_Mn },
105     { "N", 128 + ucp_N },
106     { "Nd", ucp_Nd },
107     { "Nl", ucp_Nl },
108     { "No", ucp_No },
109     { "P", 128 + ucp_P },
110     { "Pc", ucp_Pc },
111     { "Pd", ucp_Pd },
112     { "Pe", ucp_Pe },
113     { "Pf", ucp_Pf },
114     { "Pi", ucp_Pi },
115     { "Po", ucp_Po },
116     { "Ps", ucp_Ps },
117     { "S", 128 + ucp_S },
118     { "Sc", ucp_Sc },
119     { "Sk", ucp_Sk },
120     { "Sm", ucp_Sm },
121     { "So", ucp_So },
122     { "Z", 128 + ucp_Z },
123     { "Zl", ucp_Zl },
124     { "Zp", ucp_Zp },
125     { "Zs", ucp_Zs }
126     };
127    
128     const int _pcre_utt_size = sizeof(_pcre_utt)/sizeof(ucp_type_table);
129    
130     /* End of pcre_tables.c */

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