MySQL 8.4.3
Source Code Documentation
parse_file.h
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23
24#ifndef _PARSE_FILE_H_
25#define _PARSE_FILE_H_
26
27#include <stddef.h>
28#include <sys/types.h>
29
30#include "lex_string.h"
31#include "my_inttypes.h"
32
33struct MEM_ROOT;
34
35#define PARSE_FILE_TIMESTAMPLENGTH 19
36
38 FILE_OPTIONS_STRING, /**< String (LEX_STRING) */
39 FILE_OPTIONS_ESTRING, /**< Escaped string (LEX_STRING) */
40 FILE_OPTIONS_ULONGLONG, /**< ulonglong parameter (ulonglong) */
41 FILE_OPTIONS_TIMESTAMP, /**< timestamp (LEX_STRING have to be
42 allocated with length 20 (19+1) */
43 FILE_OPTIONS_STRLIST, /**< list of escaped strings
44 (List<LEX_STRING>) */
45 FILE_OPTIONS_ULLLIST /**< list of ulonglong values
46 (List<ulonglong>) */
47};
48
50 LEX_CSTRING name; /**< Name of the option */
51 size_t offset; /**< offset to base address of value */
52 file_opt_type type; /**< Option type */
53};
54
55/**
56 This hook used to catch no longer supported keys and process them for
57 backward compatibility.
58*/
59
61 public:
62 virtual ~Unknown_key_hook() = default;
63 virtual bool process_unknown_string(const char *&unknown_key, uchar *base,
64 MEM_ROOT *mem_root, const char *end) = 0;
65};
66
67/**
68 Dummy hook for parsers which do not need hook for unknown keys.
69*/
71 public:
72 bool process_unknown_string(const char *&unknown_key, uchar *, MEM_ROOT *,
73 const char *) override;
74};
75
77
78bool get_file_options_ulllist(const char *&ptr, const char *end,
79 const char *line, uchar *base,
80 File_option *parameter, MEM_ROOT *mem_root);
81
82class File_parser;
83
85 bool bad_format_errors);
86
88 const char *start, *end;
91
92 public:
94 file_type.str = nullptr;
95 file_type.length = 0;
96 }
97
98 bool ok() { return content_ok; }
99 const LEX_CSTRING &type() const { return file_type; }
100 bool parse(uchar *base, MEM_ROOT *mem_root, struct File_option *parameters,
101 uint required, Unknown_key_hook *hook) const;
102
105 bool bad_format_errors);
106};
107#endif /* _PARSE_FILE_H_ */
Kerberos Client Authentication nullptr
Definition: auth_kerberos_client_plugin.cc:251
Dummy hook for parsers which do not need hook for unknown keys.
Definition: parse_file.h:70
bool process_unknown_string(const char *&unknown_key, uchar *, MEM_ROOT *, const char *) override
Dummy unknown key hook.
Definition: parse_file.cc:521
Definition: parse_file.h:87
bool content_ok
Definition: parse_file.h:90
LEX_CSTRING file_type
Definition: parse_file.h:89
bool ok()
Definition: parse_file.h:98
friend File_parser * sql_parse_prepare(const LEX_STRING *file_name, MEM_ROOT *mem_root, bool bad_format_errors)
Prepare frm to parse (read to memory).
Definition: parse_file.cc:62
const LEX_CSTRING & type() const
Definition: parse_file.h:99
File_parser()
Definition: parse_file.h:93
const char * end
Definition: parse_file.h:88
const char * start
Definition: parse_file.h:88
bool parse(uchar *base, MEM_ROOT *mem_root, struct File_option *parameters, uint required, Unknown_key_hook *hook) const
parse parameters.
Definition: parse_file.cc:345
This hook used to catch no longer supported keys and process them for backward compatibility.
Definition: parse_file.h:60
virtual bool process_unknown_string(const char *&unknown_key, uchar *base, MEM_ROOT *mem_root, const char *end)=0
virtual ~Unknown_key_hook()=default
static MEM_ROOT mem_root
Definition: client_plugin.cc:114
Some integer typedefs for easier portability.
unsigned char uchar
Definition: my_inttypes.h:52
std::string file_name(Log_file_id file_id)
Provides name of the log file with the given file id, e.g.
Definition: log0pre_8_0_30.cc:94
Cursor end()
A past-the-end Cursor.
Definition: rules_table_service.cc:192
File_parser * sql_parse_prepare(const LEX_STRING *file_name, MEM_ROOT *mem_root, bool bad_format_errors)
Prepare frm to parse (read to memory).
Definition: parse_file.cc:62
file_opt_type
Definition: parse_file.h:37
@ FILE_OPTIONS_STRING
String (LEX_STRING)
Definition: parse_file.h:38
@ FILE_OPTIONS_ULONGLONG
ulonglong parameter (ulonglong)
Definition: parse_file.h:40
@ FILE_OPTIONS_ESTRING
Escaped string (LEX_STRING)
Definition: parse_file.h:39
@ FILE_OPTIONS_ULLLIST
list of ulonglong values (List<ulonglong>)
Definition: parse_file.h:45
@ FILE_OPTIONS_TIMESTAMP
timestamp (LEX_STRING have to be allocated with length 20 (19+1)
Definition: parse_file.h:41
@ FILE_OPTIONS_STRLIST
list of escaped strings (List<LEX_STRING>)
Definition: parse_file.h:43
bool get_file_options_ulllist(const char *&ptr, const char *end, const char *line, uchar *base, File_option *parameter, MEM_ROOT *mem_root)
Parser for FILE_OPTIONS_ULLLIST type value.
Definition: parse_file.cc:289
File_parser_dummy_hook file_parser_dummy_hook
Definition: parse_file.cc:44
Definition: parse_file.h:49
file_opt_type type
Option type.
Definition: parse_file.h:52
size_t offset
offset to base address of value
Definition: parse_file.h:51
LEX_CSTRING name
Name of the option.
Definition: parse_file.h:50
The MEM_ROOT is a simple arena, where allocations are carved out of larger blocks.
Definition: my_alloc.h:83
Definition: mysql_lex_string.h:40
const char * str
Definition: mysql_lex_string.h:41
size_t length
Definition: mysql_lex_string.h:42
Definition: mysql_lex_string.h:35