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104 lines
3.2 KiB
104 lines
3.2 KiB
1 year ago
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/*
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** Zabbix
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** Copyright (C) 2001-2023 Zabbix SIA
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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#ifndef ZABBIX_ZBXVARIANT_H
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#define ZABBIX_ZBXVARIANT_H
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#include "zbxalgo.h"
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#define ZBX_INFINITY (1.0 / 0.0) /* "Positive infinity" value used as a fatal error code */
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#define ZBX_UNKNOWN (-1.0 / 0.0) /* "Negative infinity" value used as a code for "Unknown" */
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#define ZBX_UNKNOWN_STR "ZBX_UNKNOWN" /* textual representation of ZBX_UNKNOWN */
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#define ZBX_UNKNOWN_STR_LEN ZBX_CONST_STRLEN(ZBX_UNKNOWN_STR)
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ZBX_VECTOR_DECL(var, zbx_variant_t)
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void zbx_vector_var_clear_ext(zbx_vector_var_t *v);
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typedef union
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{
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zbx_uint64_t ui64;
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double dbl;
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/* null terminated string */
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char *str;
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/* length prefixed (4 bytes) binary data */
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void *bin;
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zbx_vector_var_t *vector;
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/* null terminated error message */
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char *err;
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}
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zbx_variant_data_t;
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struct zbx_variant
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{
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unsigned char type;
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zbx_variant_data_t data;
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};
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#define ZBX_VARIANT_NONE 0
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#define ZBX_VARIANT_STR 1
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#define ZBX_VARIANT_DBL 2
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#define ZBX_VARIANT_UI64 3
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#define ZBX_VARIANT_BIN 4
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#define ZBX_VARIANT_VECTOR 5
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#define ZBX_VARIANT_ERR 6
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void zbx_variant_clear(zbx_variant_t *value);
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void zbx_variant_set_none(zbx_variant_t *value);
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void zbx_variant_set_str(zbx_variant_t *value, char *text);
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void zbx_variant_set_dbl(zbx_variant_t *value, double value_dbl);
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void zbx_variant_set_ui64(zbx_variant_t *value, zbx_uint64_t value_ui64);
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void zbx_variant_set_bin(zbx_variant_t *value, void *value_bin);
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void zbx_variant_set_error(zbx_variant_t *value, char *error);
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void zbx_variant_set_dbl_vector(zbx_variant_t *value, zbx_vector_dbl_t *dbl_vector);
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void zbx_variant_copy(zbx_variant_t *value, const zbx_variant_t *source);
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int zbx_variant_set_numeric(zbx_variant_t *value, const char *text);
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int zbx_variant_convert(zbx_variant_t *value, int type);
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const char *zbx_get_variant_type_desc(unsigned char type);
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const char *zbx_variant_value_desc(const zbx_variant_t *value);
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const char *zbx_variant_type_desc(const zbx_variant_t *value);
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int zbx_variant_compare(const zbx_variant_t *value1, const zbx_variant_t *value2);
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void *zbx_variant_data_bin_create(const void *data, zbx_uint32_t size);
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zbx_uint32_t zbx_variant_data_bin_get(const void *bin, const void ** const data);
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int zbx_variant_to_value_type(zbx_variant_t *value, unsigned char value_type, char **errmsg);
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void zbx_variant_set_vector(zbx_variant_t *value, zbx_vector_var_t *vector);
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int zbx_vector_var_get_type(zbx_vector_var_t *v);
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typedef union
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{
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double dbl;
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zbx_uint64_t ui64;
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char *str;
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char *err;
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zbx_log_value_t *log;
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}
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zbx_history_value_t;
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#endif
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