1 /*
2 ** Zabbix
3 ** Copyright (C) 2001-2021 Zabbix SIA
4 **
5 ** This program is free software; you can redistribute it and/or modify
6 ** it under the terms of the GNU General Public License as published by
7 ** the Free Software Foundation; either version 2 of the License, or
8 ** (at your option) any later version.
9 **
10 ** This program is distributed in the hope that it will be useful,
11 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
12 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 ** GNU General Public License for more details.
14 **
15 ** You should have received a copy of the GNU General Public License
16 ** along with this program; if not, write to the Free Software
17 ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
18 **/
19 
20 #ifndef ZABBIX_PREPROC_H
21 #define ZABBIX_PREPROC_H
22 
23 #include "common.h"
24 #include "module.h"
25 #include "dbcache.h"
26 #include "zbxvariant.h"
27 
28 /* preprocessing step execution result */
29 typedef struct
30 {
31 	zbx_variant_t	value;
32 	unsigned char	action;
33 	char		*error;
34 }
35 zbx_preproc_result_t;
36 
37 typedef struct
38 {
39 	zbx_uint64_t	itemid;
40 	int		values_num;
41 	int		steps_num;
42 }
43 zbx_preproc_item_stats_t;
44 
45 /* the following functions are implemented differently for server and proxy */
46 
47 void	zbx_preprocess_item_value(zbx_uint64_t itemid, zbx_uint64_t hostid, unsigned char item_value_type, unsigned char item_flags,
48 		AGENT_RESULT *result, zbx_timespec_t *ts, unsigned char state, char *error);
49 void	zbx_preprocessor_flush(void);
50 zbx_uint64_t	zbx_preprocessor_get_queue_size(void);
51 
52 void	zbx_preproc_op_free(zbx_preproc_op_t *op);
53 void	zbx_preproc_result_free(zbx_preproc_result_t *result);
54 
55 int	zbx_preprocessor_test(unsigned char value_type, const char *value, const zbx_timespec_t *ts,
56 		const zbx_vector_ptr_t *steps, zbx_vector_ptr_t *results, zbx_vector_ptr_t *history,
57 		char **preproc_error, char **error);
58 
59 int	zbx_preprocessor_get_diag_stats(int *total, int *queued, int *processing, int *done,
60 		int *pending, char **error);
61 
62 int	zbx_preprocessor_get_top_items(int limit, zbx_vector_ptr_t *items, char **error);
63 int	zbx_preprocessor_get_top_oldest_preproc_items(int limit, zbx_vector_ptr_t *items, char **error);
64 #endif /* ZABBIX_PREPROC_H */
65