#define MEMBLK 8192
#ifdef WIN32
-# define random() rand()
-# define srandom(x) srand(x)
-# define getpid() 0
-
#define _LK_UNLCK 0 /* Unlock */
#define _LK_LOCK 1 /* Lock */
#define _LK_NBLCK 2 /* Non-blocking lock */
#endif
#endif
-long int rra_random_row(
- rra_def_t *);
-
-
/* Open a database file, return its header and an open filehandle,
* positioned to the first cdp in the first rra.
* In the error path of rrd_open, only rrd_free(&rrd) has to be called
/* Are we creating a new file? */
if((rdwr & RRD_CREAT) && (rrd->stat_head != NULL))
{
- header_len = \
- sizeof(stat_head_t) + \
- sizeof(ds_def_t) * rrd->stat_head->ds_cnt + \
- sizeof(rra_def_t) * rrd->stat_head->rra_cnt + \
- sizeof(time_t) + \
- sizeof(live_head_t) + \
- sizeof(pdp_prep_t) * rrd->stat_head->ds_cnt + \
- sizeof(cdp_prep_t) * rrd->stat_head->ds_cnt * rrd->stat_head->rra_cnt + \
- sizeof(rra_ptr_t) * rrd->stat_head->rra_cnt;
+ header_len = rrd_get_header_size(rrd);
value_cnt = 0;
for (ui = 0; ui < rrd->stat_head->rra_cnt; ui++)
rra_def_t *rra
)
{
- return rra_random_row(rra);
-}
-
-static int rand_init = 0;
-
-long int rra_random_row(
- rra_def_t *rra)
-{
- if (!rand_init) {
- srandom((unsigned int) time(NULL) + (unsigned int) getpid());
- rand_init++;
- }
-
- return random() % rra->row_cnt;
+ return rrd_random() % rra->row_cnt;
}
-