1 /**********************************************************************
2 ascii.c - Oniguruma (regular expression library)
3 **********************************************************************/
4 /*-
5 * Copyright (c) 2002-2018 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
6 * All rights reserved.
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 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #include "regint.h" /* for USE_CALLOUT */
31
32 static int
init(void)33 init(void)
34 {
35 #ifdef USE_CALLOUT
36
37 int id;
38 OnigEncoding enc;
39 char* name;
40 unsigned int args[4];
41 OnigValue opts[4];
42
43 enc = ONIG_ENCODING_ASCII;
44
45 name = "FAIL"; BC0_P(name, fail);
46 name = "MISMATCH"; BC0_P(name, mismatch);
47
48 name = "MAX";
49 args[0] = ONIG_TYPE_TAG | ONIG_TYPE_LONG;
50 args[1] = ONIG_TYPE_CHAR;
51 opts[0].c = 'X';
52 BC_B_O(name, max, 2, args, 1, opts);
53
54 name = "ERROR";
55 args[0] = ONIG_TYPE_LONG; opts[0].l = ONIG_ABORT;
56 BC_P_O(name, error, 1, args, 1, opts);
57
58 name = "COUNT";
59 args[0] = ONIG_TYPE_CHAR; opts[0].c = '>';
60 BC_B_O(name, count, 1, args, 1, opts);
61
62 name = "TOTAL_COUNT";
63 args[0] = ONIG_TYPE_CHAR; opts[0].c = '>';
64 BC_B_O(name, total_count, 1, args, 1, opts);
65
66 name = "CMP";
67 args[0] = ONIG_TYPE_TAG | ONIG_TYPE_LONG;
68 args[1] = ONIG_TYPE_STRING;
69 args[2] = ONIG_TYPE_TAG | ONIG_TYPE_LONG;
70 BC_P(name, cmp, 3, args);
71
72 #endif /* USE_CALLOUT */
73
74 return ONIG_NORMAL;
75 }
76
77 #if 0
78 static int
79 is_initialized(void)
80 {
81 /* Don't use this function */
82 /* can't answer, because builtin callout entries removed in onig_end() */
83 return 0;
84 }
85 #endif
86
87 static int
ascii_is_code_ctype(OnigCodePoint code,unsigned int ctype)88 ascii_is_code_ctype(OnigCodePoint code, unsigned int ctype)
89 {
90 if (code < 128)
91 return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype);
92 else
93 return FALSE;
94 }
95
96 OnigEncodingType OnigEncodingASCII = {
97 onigenc_single_byte_mbc_enc_len,
98 "US-ASCII", /* name */
99 1, /* max enc length */
100 1, /* min enc length */
101 onigenc_is_mbc_newline_0x0a,
102 onigenc_single_byte_mbc_to_code,
103 onigenc_single_byte_code_to_mbclen,
104 onigenc_single_byte_code_to_mbc,
105 onigenc_ascii_mbc_case_fold,
106 onigenc_ascii_apply_all_case_fold,
107 onigenc_ascii_get_case_fold_codes_by_str,
108 onigenc_minimum_property_name_to_ctype,
109 ascii_is_code_ctype,
110 onigenc_not_support_get_ctype_code_range,
111 onigenc_single_byte_left_adjust_char_head,
112 onigenc_always_true_is_allowed_reverse_match,
113 init,
114 0, /* is_initialized */
115 onigenc_always_true_is_valid_mbc_string,
116 ENC_FLAG_ASCII_COMPATIBLE|ENC_FLAG_SKIP_OFFSET_1,
117 0, 0
118 };
119