1 /**
2 * RRDTool - src/rrd_client.h
3 * Copyright (C) 2008-2010 Florian octo Forster
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; only version 2 of the License is applicable.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 *
18 * Authors:
19 * Florian octo Forster <octo at verplant.org>
20 **/
22 #ifndef __RRD_CLIENT_H
23 #define __RRD_CLIENT_H 1
25 #ifndef WIN32
26 # ifdef HAVE_STDINT_H
27 # include <stdint.h>
28 # else
29 # ifdef HAVE_INTTYPES_H
30 # include <inttypes.h>
31 # else
32 # error "you should have stdint.h or inttypes.h to compile this"
33 # endif
34 # endif
35 #else
36 # include <stdlib.h>
37 typedef signed char int8_t;
38 typedef unsigned char uint8_t;
39 typedef signed int int16_t;
40 typedef unsigned int uint16_t;
41 typedef signed long int int32_t;
42 typedef unsigned long int uint32_t;
43 typedef signed long long int int64_t;
44 typedef unsigned long long int uint64_t;
45 #endif
48 #ifndef RRDCACHED_DEFAULT_ADDRESS
49 # define RRDCACHED_DEFAULT_ADDRESS "unix:/tmp/rrdcached.sock"
50 #endif
52 #define RRDCACHED_DEFAULT_PORT "42217"
53 #define ENV_RRDCACHED_ADDRESS "RRDCACHED_ADDRESS"
56 // Windows version has no daemon/client support
58 #ifndef WIN32
59 int rrdc_connect (const char *addr);
60 int rrdc_is_connected(const char *daemon_addr);
61 int rrdc_disconnect (void);
63 int rrdc_update (const char *filename, int values_num,
64 const char * const *values);
66 int rrdc_flush (const char *filename);
67 int rrdc_flush_if_daemon (const char *opt_daemon, const char *filename);
69 int rrdc_fetch (const char *filename,
70 const char *cf,
71 time_t *ret_start, time_t *ret_end,
72 unsigned long *ret_step,
73 unsigned long *ret_ds_num,
74 char ***ret_ds_names,
75 rrd_value_t **ret_data);
77 #else
78 # define rrdc_flush_if_daemon(a,b) 0
79 # define rrdc_connect(a) 0
80 # define rrdc_is_connected(a) 0
81 # define rrdc_flush(a) 0
82 # define rrdc_update(a,b,c) 0
83 #endif
85 struct rrdc_stats_s
86 {
87 const char *name;
88 uint16_t type;
89 #define RRDC_STATS_TYPE_GAUGE 0x0001
90 #define RRDC_STATS_TYPE_COUNTER 0x0002
91 uint16_t flags;
92 union
93 {
94 uint64_t counter;
95 double gauge;
96 } value;
97 struct rrdc_stats_s *next;
98 };
99 typedef struct rrdc_stats_s rrdc_stats_t;
101 int rrdc_stats_get (rrdc_stats_t **ret_stats);
102 void rrdc_stats_free (rrdc_stats_t *ret_stats);
104 #endif /* __RRD_CLIENT_H */
105 /*
106 * vim: set sw=2 sts=2 ts=8 et fdm=marker :
107 */