../3rdparty/pcre/pcre_fullinfo.c

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1/************************************************* -
2* Perl-Compatible Regular Expressions * -
3*************************************************/ -
4 -
5/* PCRE is a library of functions to support regular expressions whose syntax -
6and semantics are as close as possible to those of the Perl 5 language. -
7 -
8 Written by Philip Hazel -
9 Copyright (c) 1997-2012 University of Cambridge -
10 -
11----------------------------------------------------------------------------- -
12Redistribution and use in source and binary forms, with or without -
13modification, 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 -
26THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -
27AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -
28IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -
29ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -
30LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -
31CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -
32SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -
33INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -
34CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -
35ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -
36POSSIBILITY OF SUCH DAMAGE. -
37----------------------------------------------------------------------------- -
38*/ -
39 -
40 -
41/* This module contains the external function pcre_fullinfo(), which returns -
42information about a compiled pattern. */ -
43 -
44 -
45#ifdef PCRE_HAVE_CONFIG_H -
46#include "config.h" -
47#endif -
48 -
49#include "pcre_internal.h" -
50 -
51 -
52/************************************************* -
53* Return info about compiled pattern * -
54*************************************************/ -
55 -
56/* This is a newer "info" function which has an extensible interface so -
57that additional items can be added compatibly. -
58 -
59Arguments: -
60 argument_re points to compiled code -
61 extra_data points extra data, or NULL -
62 what what information is required -
63 where where to put the information -
64 -
65Returns: 0 if data returned, negative on error -
66*/ -
67 -
68#ifdef COMPILE_PCRE8 -
69PCRE_EXP_DEFN int PCRE_CALL_CONVENTION -
70pcre_fullinfo(const pcre *argument_re, const pcre_extra *extra_data, -
71 int what, void *where) -
72#else -
73PCRE_EXP_DEFN int PCRE_CALL_CONVENTION -
74pcre16_fullinfo(const pcre16 *argument_re, const pcre16_extra *extra_data, -
75 int what, void *where) -
76#endif -
77{ -
78const REAL_PCRE *re = (const REAL_PCRE *)argument_re;
executed (the execution status of this line is deduced): const real_pcre16 *re = (const real_pcre16 *)argument_re;
-
79const pcre_study_data *study = NULL;
executed (the execution status of this line is deduced): const pcre_study_data *study = ((void *)0);
-
80 -
81if (re == NULL || where == NULL) return PCRE_ERROR_NULL;
never executed: return (-2);
partially evaluated: re == ((void *)0)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:754
partially evaluated: where == ((void *)0)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:754
0-754
82 -
83if (extra_data != NULL && (extra_data->flags & PCRE_EXTRA_STUDY_DATA) != 0)
partially evaluated: extra_data != ((void *)0)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:754
never evaluated: (extra_data->flags & 0x0001) != 0
0-754
84 study = (const pcre_study_data *)extra_data->study_data;
never executed: study = (const pcre_study_data *)extra_data->study_data;
0
85 -
86/* Check that the first field in the block is the magic number. If it is not, -
87return with PCRE_ERROR_BADMAGIC. However, if the magic number is equal to -
88REVERSED_MAGIC_NUMBER we return with PCRE_ERROR_BADENDIANNESS, which -
89means that the pattern is likely compiled with different endianness. */ -
90 -
91if (re->magic_number != MAGIC_NUMBER)
partially evaluated: re->magic_number != 0x50435245UL
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:754
0-754
92 return re->magic_number == REVERSED_MAGIC_NUMBER?
never executed: return re->magic_number == 0x45524350UL? (-29):(-4);
0
93 PCRE_ERROR_BADENDIANNESS:PCRE_ERROR_BADMAGIC;
never executed: return re->magic_number == 0x45524350UL? (-29):(-4);
0
94 -
95/* Check that this pattern was compiled in the correct bit mode */ -
96 -
97if ((re->flags & PCRE_MODE) == 0) return PCRE_ERROR_BADMODE;
never executed: return (-28);
partially evaluated: (re->flags & 0x0002) == 0
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:754
0-754
98 -
99switch (what) -
100 { -
101 case PCRE_INFO_OPTIONS: -
102 *((unsigned long int *)where) = re->options & PUBLIC_COMPILE_OPTIONS;
executed (the execution status of this line is deduced): *((unsigned long int *)where) = re->options & (0x00000001|0x00000008|0x00000010|0x00000002| 0x00000004|0x00000020|0x00000040|0x00000200|0x00000800| 0x00001000|0x00002000|0x00004000|0x00040000| 0x00080000|(0x00100000|0x00200000|0x00400000| 0x00500000)|0x00800000|0x01000000| 0x02000000|0x20000000|0x04000000);
-
103 break;
executed: break;
Execution Count:357
357
104 -
105 case PCRE_INFO_SIZE: -
106 *((size_t *)where) = re->size;
never executed (the execution status of this line is deduced): *((size_t *)where) = re->size;
-
107 break;
never executed: break;
0
108 -
109 case PCRE_INFO_STUDYSIZE: -
110 *((size_t *)where) = (study == NULL)? 0 : study->size;
never evaluated: (study == ((void *)0))
0
111 break;
never executed: break;
0
112 -
113 case PCRE_INFO_JITSIZE: -
114#ifdef SUPPORT_JIT -
115 *((size_t *)where) =
never executed (the execution status of this line is deduced): *((size_t *)where) =
-
116 (extra_data != NULL &&
never evaluated: extra_data != ((void *)0)
0
117 (extra_data->flags & PCRE_EXTRA_EXECUTABLE_JIT) != 0 &&
never evaluated: (extra_data->flags & 0x0040) != 0
0
118 extra_data->executable_jit != NULL)?
never evaluated: extra_data->executable_jit != ((void *)0)
0
119 PRIV(jit_get_size)(extra_data->executable_jit) : 0;
never executed (the execution status of this line is deduced): _pcre16_jit_get_size(extra_data->executable_jit) : 0;
-
120#else -
121 *((size_t *)where) = 0; -
122#endif -
123 break;
never executed: break;
0
124 -
125 case PCRE_INFO_CAPTURECOUNT: -
126 *((int *)where) = re->top_bracket;
executed (the execution status of this line is deduced): *((int *)where) = re->top_bracket;
-
127 break;
executed: break;
Execution Count:357
357
128 -
129 case PCRE_INFO_BACKREFMAX: -
130 *((int *)where) = re->top_backref;
never executed (the execution status of this line is deduced): *((int *)where) = re->top_backref;
-
131 break;
never executed: break;
0
132 -
133 case PCRE_INFO_FIRSTBYTE: -
134 *((int *)where) =
never executed (the execution status of this line is deduced): *((int *)where) =
-
135 ((re->flags & PCRE_FIRSTSET) != 0)? re->first_char :
never evaluated: ((re->flags & 0x0010) != 0)
0
136 ((re->flags & PCRE_STARTLINE) != 0)? -1 : -2;
never executed (the execution status of this line is deduced): ((re->flags & 0x0100) != 0)? -1 : -2;
-
137 break;
never executed: break;
0
138 -
139 /* Make sure we pass back the pointer to the bit vector in the external -
140 block, not the internal copy (with flipped integer fields). */ -
141 -
142 case PCRE_INFO_FIRSTTABLE: -
143 *((const pcre_uint8 **)where) =
never executed (the execution status of this line is deduced): *((const pcre_uint8 **)where) =
-
144 (study != NULL && (study->flags & PCRE_STUDY_MAPPED) != 0)?
never evaluated: study != ((void *)0)
never evaluated: (study->flags & 0x0001) != 0
0
145 ((const pcre_study_data *)extra_data->study_data)->start_bits : NULL;
never executed (the execution status of this line is deduced): ((const pcre_study_data *)extra_data->study_data)->start_bits : ((void *)0);
-
146 break;
never executed: break;
0
147 -
148 case PCRE_INFO_MINLENGTH: -
149 *((int *)where) =
never executed (the execution status of this line is deduced): *((int *)where) =
-
150 (study != NULL && (study->flags & PCRE_STUDY_MINLEN) != 0)?
never evaluated: study != ((void *)0)
never evaluated: (study->flags & 0x0002) != 0
0
151 (int)(study->minlength) : -1;
never executed (the execution status of this line is deduced): (int)(study->minlength) : -1;
-
152 break;
never executed: break;
0
153 -
154 case PCRE_INFO_JIT: -
155 *((int *)where) = extra_data != NULL &&
never evaluated: extra_data != ((void *)0)
0
156 (extra_data->flags & PCRE_EXTRA_EXECUTABLE_JIT) != 0 &&
never evaluated: (extra_data->flags & 0x0040) != 0
0
157 extra_data->executable_jit != NULL;
never evaluated: extra_data->executable_jit != ((void *)0)
0
158 break;
never executed: break;
0
159 -
160 case PCRE_INFO_LASTLITERAL: -
161 *((int *)where) =
never executed (the execution status of this line is deduced): *((int *)where) =
-
162 ((re->flags & PCRE_REQCHSET) != 0)? re->req_char : -1;
never evaluated: ((re->flags & 0x0040) != 0)
0
163 break;
never executed: break;
0
164 -
165 case PCRE_INFO_NAMEENTRYSIZE: -
166 *((int *)where) = re->name_entry_size;
executed (the execution status of this line is deduced): *((int *)where) = re->name_entry_size;
-
167 break;
executed: break;
Execution Count:12
12
168 -
169 case PCRE_INFO_NAMECOUNT: -
170 *((int *)where) = re->name_count;
executed (the execution status of this line is deduced): *((int *)where) = re->name_count;
-
171 break;
executed: break;
Execution Count:12
12
172 -
173 case PCRE_INFO_NAMETABLE: -
174 *((const pcre_uchar **)where) = (const pcre_uchar *)re + re->name_table_offset;
executed (the execution status of this line is deduced): *((const pcre_uchar **)where) = (const pcre_uchar *)re + re->name_table_offset;
-
175 break;
executed: break;
Execution Count:12
12
176 -
177 case PCRE_INFO_DEFAULT_TABLES: -
178 *((const pcre_uint8 **)where) = (const pcre_uint8 *)(PRIV(default_tables));
executed (the execution status of this line is deduced): *((const pcre_uint8 **)where) = (const pcre_uint8 *)(_pcre16_default_tables);
-
179 break;
executed: break;
Execution Count:4
4
180 -
181 /* From release 8.00 this will always return TRUE because NOPARTIAL is -
182 no longer ever set (the restrictions have been removed). */ -
183 -
184 case PCRE_INFO_OKPARTIAL: -
185 *((int *)where) = (re->flags & PCRE_NOPARTIAL) == 0;
never executed (the execution status of this line is deduced): *((int *)where) = (re->flags & 0x0200) == 0;
-
186 break;
never executed: break;
0
187 -
188 case PCRE_INFO_JCHANGED: -
189 *((int *)where) = (re->flags & PCRE_JCHANGED) != 0;
never executed (the execution status of this line is deduced): *((int *)where) = (re->flags & 0x0400) != 0;
-
190 break;
never executed: break;
0
191 -
192 case PCRE_INFO_HASCRORLF: -
193 *((int *)where) = (re->flags & PCRE_HASCRORLF) != 0;
never executed (the execution status of this line is deduced): *((int *)where) = (re->flags & 0x0800) != 0;
-
194 break;
never executed: break;
0
195 -
196 default: return PCRE_ERROR_BADOPTION;
never executed: return (-3);
0
197 } -
198 -
199return 0;
executed: return 0;
Execution Count:754
754
200} -
201 -
202/* End of pcre_fullinfo.c */ -
203 -
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