forked from oceanbase/seekdb
-
Notifications
You must be signed in to change notification settings - Fork 1
Expand file tree
/
Copy pathob_parser_charset_utils.cpp
More file actions
94 lines (86 loc) · 3.29 KB
/
Copy pathob_parser_charset_utils.cpp
File metadata and controls
94 lines (86 loc) · 3.29 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
/*
* Copyright (c) 2025 OceanBase.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ob_parser_charset_utils.h"
#include "lib/charset/ob_charset.h"
#ifdef __cplusplus
extern "C"
{
#endif
namespace oceanbase{
int obcharset_is_gb_charset_of_collation(ObCollationType collation_type, bool *is_gb) {
int ret = OB_SUCCESS;
*is_gb = false;
if (collation_type == CS_TYPE_GBK_CHINESE_CI ||
collation_type == CS_TYPE_GBK_BIN ||
collation_type == CS_TYPE_GB2312_CHINESE_CI ||
collation_type == CS_TYPE_GB2312_BIN ||
collation_type == CS_TYPE_GB18030_CHINESE_CI ||
collation_type == CS_TYPE_GB18030_BIN ||
collation_type == CS_TYPE_GB18030_CHINESE_CS ||
(collation_type >= CS_TYPE_GB18030_2022_BIN &&
collation_type <= CS_TYPE_GB18030_2022_STROKE_CS)) {
*is_gb = true;
}
return ret;
}
int obcharset_is_single_byte_charset_of_collation(ObCollationType collation_type, bool *is_single_byte) {
int ret = OB_SUCCESS;
*is_single_byte = false;
if (collation_type == CS_TYPE_LATIN1_GERMAN1_CI ||
collation_type == CS_TYPE_LATIN1_SWEDISH_CI ||
collation_type == CS_TYPE_LATIN1_DANISH_CI ||
collation_type == CS_TYPE_LATIN1_GERMAN2_CI ||
collation_type == CS_TYPE_LATIN1_BIN ||
collation_type == CS_TYPE_LATIN1_GENERAL_CI ||
collation_type == CS_TYPE_LATIN1_GENERAL_CS ||
collation_type == CS_TYPE_LATIN1_SPANISH_CI ||
collation_type == CS_TYPE_ASCII_GENERAL_CI ||
collation_type == CS_TYPE_ASCII_BIN ||
collation_type == CS_TYPE_TIS620_BIN ||
collation_type == CS_TYPE_TIS620_THAI_CI ||
collation_type == CS_TYPE_DEC8_BIN ||
collation_type == CS_TYPE_DEC8_SWEDISH_CI ||
collation_type == CS_TYPE_CP850_GENERAL_CI ||
collation_type == CS_TYPE_CP850_BIN ||
collation_type == CS_TYPE_HP8_ENGLISH_CI ||
collation_type == CS_TYPE_HP8_BIN ||
collation_type == CS_TYPE_MACROMAN_GENERAL_CI ||
collation_type == CS_TYPE_MACROMAN_BIN ||
collation_type == CS_TYPE_SWE7_SWEDISH_CI ||
collation_type == CS_TYPE_SWE7_BIN) {
*is_single_byte = true;
}
return ret;
}
int obcharset_is_utf8_charset_of_collation(ObCollationType collation_type, bool *is_utf8) {
int ret = OB_SUCCESS;
*is_utf8 = false;
if (collation_type == CS_TYPE_UTF8MB4_GENERAL_CI ||
collation_type == CS_TYPE_UTF8MB4_BIN ||
(collation_type >= CS_TYPE_UTF8MB4_UNICODE_CI &&
collation_type <= CS_TYPE_UTF8MB4_VIETNAMESE_CI) ||
collation_type == CS_TYPE_BINARY ||
(collation_type >= CS_TYPE_UTF8MB4_0900_AI_CI &&
collation_type <= CS_TYPE_UTF8MB4_MN_CYRL_0900_AS_CS)
) {
*is_utf8 = true;
}
return ret;
}
}
#ifdef __cplusplus
}
#endif