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Added a call back interface to rrd_dump to be able to call the function from c. See...
[rrdtool.git]
/
src
/
rrd.h
diff --git
a/src/rrd.h
b/src/rrd.h
index
5542a42
..
a5d3129
100644
(file)
--- a/
src/rrd.h
+++ b/
src/rrd.h
@@
-53,10
+53,17
@@
extern "C" {
#define _RRDLIB_H
#include <sys/types.h> /* for off_t */
#define _RRDLIB_H
#include <sys/types.h> /* for off_t */
+
+#ifndef WIN32
#include <unistd.h> /* for off_t */
#include <unistd.h> /* for off_t */
+#else
+ typedef size_t ssize_t;
+ typedef long off_t;
+#endif
+
#include <time.h>
#include <stdio.h> /* for FILE */
#include <time.h>
#include <stdio.h> /* for FILE */
-
+#include <string.h>
/* Formerly rrd_nan_inf.h */
#ifndef DNAN
/* Formerly rrd_nan_inf.h */
#ifndef DNAN
@@
-79,13
+86,22
@@
extern "C" {
/* information about an rrd file */
typedef struct rrd_file_t {
/* information about an rrd file */
typedef struct rrd_file_t {
- int fd; /* file descriptor if this rrd file */
- char *file_start; /* start address of an open rrd file */
- off_t header_len; /* length of the header of this rrd file */
- off_t file_len; /* total size of the rrd file */
- off_t pos; /* current pos in file */
+ size_t header_len; /* length of the header of this rrd file */
+ size_t file_len; /* total size of the rrd file */
+ size_t pos; /* current pos in file */
+ void *pvt;
} rrd_file_t;
} rrd_file_t;
+/* information used for the conventional file access methods */
+ typedef struct rrd_simple_file_t {
+ int fd; /* file descriptor of this rrd file */
+#ifdef HAVE_MMAP
+ char *file_start; /* start address of an open rrd file */
+ int mm_prot;
+ int mm_flags;
+#endif
+ } rrd_simple_file_t;
+
/* rrd info interface */
typedef struct rrd_blob_t {
unsigned long size; /* size of the blob */
/* rrd info interface */
typedef struct rrd_blob_t {
unsigned long size; /* size of the blob */
@@
-114,6
+130,10
@@
extern "C" {
struct rrd_info_t *next;
} rrd_info_t;
struct rrd_info_t *next;
} rrd_info_t;
+ typedef size_t (* rrd_output_callback_t)(
+ const void *,
+ size_t,
+ void *);
/* main function blocks */
int rrd_create(
/* main function blocks */
int rrd_create(
@@
-192,7
+212,7
@@
extern "C" {
unsigned long *,
char ***,
rrd_value_t **);
unsigned long *,
char ***,
rrd_value_t **);
- int rrd_
cmd_flush
(int argc, char **argv);
+ int rrd_
flushcached
(int argc, char **argv);
void rrd_freemem(
void *mem);
void rrd_freemem(
void *mem);
@@
-236,6
+256,12
@@
extern "C" {
const char *filename,
int rraindex);
const char *filename,
int rraindex);
+ int rrd_dump_cb_r(
+ const char *filename,
+ int opt_header,
+ rrd_output_callback_t cb,
+ void *user);
+
/* Transplanted from rrd_parsetime.h */
typedef enum {
ABSOLUTE_TIME,
/* Transplanted from rrd_parsetime.h */
typedef enum {
ABSOLUTE_TIME,
@@
-262,11
+288,14
@@
extern "C" {
} rrd_context_t;
/* returns the current per-thread rrd_context */
} rrd_context_t;
/* returns the current per-thread rrd_context */
- rrd_context_t *rrd_get_context(
- void);
+ rrd_context_t *rrd_get_context(void);
+#ifdef WIN32
+/* this was added by the win32 porters Christof.Wegmann@exitgames.com */
+ rrd_context_t *rrd_force_new_context(void);
+#endif
-
int rrd_proc_start_end(
+int rrd_proc_start_end(
rrd_time_value_t *,
rrd_time_value_t *,
time_t *,
rrd_time_value_t *,
rrd_time_value_t *,
time_t *,
@@
-300,6
+329,14
@@
extern "C" {
/* int rrd_test_error_r (rrd_context_t *); */
/* char *rrd_get_error_r (rrd_context_t *); */
/* int rrd_test_error_r (rrd_context_t *); */
/* char *rrd_get_error_r (rrd_context_t *); */
+/** UTILITY FUNCTIONS */
+
+ long rrd_random(void);
+
+ int rrd_add_ptr(void ***dest, size_t *dest_size, void *src);
+ int rrd_add_strdup(char ***dest, size_t *dest_size, char *src);
+ void rrd_free_ptrs(void ***src, size_t *cnt);
+
/*
* The following functions are _internal_ functions needed to read the raw RRD
* files. Since they are _internal_ they may change with the file format and
/*
* The following functions are _internal_ functions needed to read the raw RRD
* files. Since they are _internal_ they may change with the file format and