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
95
96
97
98
|
/*
** Copyright (C) 2001-2025 Zabbix SIA
**
** This program is free software: you can redistribute it and/or modify it under the terms of
** the GNU Affero General Public License as published by the Free Software Foundation, version 3.
**
** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
** See the GNU Affero General Public License for more details.
**
** You should have received a copy of the GNU Affero General Public License along with this program.
** If not, see <https://www.gnu.org/licenses/>.
**/
#ifndef ZABBIX_ZBXVARIANT_H
#define ZABBIX_ZBXVARIANT_H
#include "zbxalgo.h"
#define ZBX_INFINITY (1.0 / 0.0) /* "Positive infinity" value used as a fatal error code */
#define ZBX_UNKNOWN (-1.0 / 0.0) /* "Negative infinity" value used as a code for "Unknown" */
#define ZBX_UNKNOWN_STR "ZBX_UNKNOWN" /* textual representation of ZBX_UNKNOWN */
#define ZBX_UNKNOWN_STR_LEN ZBX_CONST_STRLEN(ZBX_UNKNOWN_STR)
ZBX_VECTOR_DECL(var, zbx_variant_t)
void zbx_vector_var_clear_ext(zbx_vector_var_t *v);
typedef union
{
zbx_uint64_t ui64;
double dbl;
/* null terminated string */
char *str;
/* length prefixed (4 bytes) binary data */
void *bin;
zbx_vector_var_t *vector;
/* null terminated error message */
char *err;
}
zbx_variant_data_t;
struct zbx_variant
{
unsigned char type;
zbx_variant_data_t data;
};
#define ZBX_VARIANT_NONE 0
#define ZBX_VARIANT_STR 1
#define ZBX_VARIANT_DBL 2
#define ZBX_VARIANT_UI64 3
#define ZBX_VARIANT_BIN 4
#define ZBX_VARIANT_VECTOR 5
#define ZBX_VARIANT_ERR 6
void zbx_variant_clear(zbx_variant_t *value);
void zbx_variant_set_none(zbx_variant_t *value);
void zbx_variant_set_str(zbx_variant_t *value, char *text);
void zbx_variant_set_dbl(zbx_variant_t *value, double value_dbl);
void zbx_variant_set_ui64(zbx_variant_t *value, zbx_uint64_t value_ui64);
void zbx_variant_set_bin(zbx_variant_t *value, void *value_bin);
void zbx_variant_set_error(zbx_variant_t *value, char *error);
void zbx_variant_set_dbl_vector(zbx_variant_t *value, zbx_vector_dbl_t *dbl_vector);
void zbx_variant_copy(zbx_variant_t *value, const zbx_variant_t *source);
int zbx_variant_set_numeric(zbx_variant_t *value, const char *text);
int zbx_variant_convert(zbx_variant_t *value, int type);
const char *zbx_get_variant_type_desc(unsigned char type);
const char *zbx_variant_value_desc(const zbx_variant_t *value);
const char *zbx_variant_type_desc(const zbx_variant_t *value);
int zbx_variant_compare(const zbx_variant_t *value1, const zbx_variant_t *value2);
void *zbx_variant_data_bin_create(const void *data, zbx_uint32_t size);
zbx_uint32_t zbx_variant_data_bin_get(const void *bin, const void ** const data);
int zbx_variant_to_value_type(zbx_variant_t *value, unsigned char value_type, char **errmsg);
void zbx_variant_set_vector(zbx_variant_t *value, zbx_vector_var_t *vector);
int zbx_vector_var_get_type(zbx_vector_var_t *v);
typedef union
{
double dbl;
zbx_uint64_t ui64;
char *str;
char *err;
zbx_log_value_t *log;
}
zbx_history_value_t;
#endif
|
