[PATCH] OS abstract out the random seed and value retrieval

[fio.git] / fio.h

diff --git a/fio.h b/fio.h
index 2541c1a0777507423334704cdd9d50204398b738..0b25bb8d6d8ecca054be61d867b0f688bfd747cd 100644 (file)
--- a/fio.h
+++ b/fio.h
@@ -7,6 +7,9 @@
 #include <sys/time.h>
 #include <sys/resource.h>
 #include <semaphore.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
 
 #include "list.h"
 #include "md5.h"
@@ -99,6 +102,7 @@ struct group_run_stats {
 };
 
 struct thread_data {
+       char name[64];
        char file_name[256];
        char *directory;
        char verror[80];
@@ -165,8 +169,8 @@ struct thread_data {
 
        char *ioscheduler;
 
-       struct drand48_data bsrange_state;
-       struct drand48_data verify_state;
+       os_random_state_t bsrange_state;
+       os_random_state_t verify_state;
 
        int shm_id;
 
@@ -203,7 +207,7 @@ struct thread_data {
        unsigned long long last_pos;
        sem_t mutex;
 
-       struct drand48_data random_state;
+       os_random_state_t random_state;
        unsigned long *file_map;
        unsigned int num_maps;
 
@@ -233,7 +237,7 @@ struct thread_data {
        unsigned int do_disk_util;
        unsigned int override_sync;
 
-       struct drand48_data rwmix_state;
+       os_random_state_t rwmix_state;
        struct timeval rwmix_switch;
        int rwmix_ddir;
 
@@ -254,10 +258,6 @@ struct thread_data {
                snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, error=%s", __FILE__, __LINE__, strerror(e));  \
        } while (0)
 
-extern int parse_jobs_ini(char *);
-extern int parse_options(int, char **);
-extern void finish_log(struct thread_data *, struct io_log *, const char *);
-extern int init_random_state(struct thread_data *);
 extern struct io_u *__get_io_u(struct thread_data *);
 extern void put_io_u(struct thread_data *, struct io_u *);
 
@@ -350,4 +350,45 @@ struct io_completion_data {
 #define min(a, b)      ((a) < (b) ? (a) : (b))
 #endif
 
+/*
+ * Log exports
+ */
+extern int read_iolog_get(struct thread_data *, struct io_u *);
+extern void write_iolog_put(struct thread_data *, struct io_u *);
+extern int init_iolog(struct thread_data *td);
+extern void log_io_piece(struct thread_data *, struct io_u *);
+extern void prune_io_piece_log(struct thread_data *);
+extern void write_iolog_close(struct thread_data *);
+
+/*
+ * Logging
+ */
+extern void add_clat_sample(struct thread_data *, int, unsigned long);
+extern void add_slat_sample(struct thread_data *, int, unsigned long);
+extern void add_bw_sample(struct thread_data *, int);
+extern void show_run_stats(void);
+extern void init_disk_util(struct thread_data *);
+extern void update_rusage_stat(struct thread_data *);
+extern void update_io_ticks(void);
+extern void disk_util_timer_arm(void);
+extern void setup_log(struct io_log **);
+extern void finish_log(struct thread_data *, struct io_log *, const char *);
+extern int setup_rate(struct thread_data *);
+
+/*
+ * Time functions
+ */
+extern unsigned long utime_since(struct timeval *, struct timeval *);
+extern unsigned long mtime_since(struct timeval *, struct timeval *);
+extern unsigned long mtime_since_now(struct timeval *);
+extern unsigned long time_since_now(struct timeval *);
+extern void usec_sleep(struct thread_data *, unsigned long);
+extern void rate_throttle(struct thread_data *, unsigned long, unsigned int);
+
+/*
+ * Init functions
+ */
+extern int parse_options(int, char **);
+extern int init_random_state(struct thread_data *);
+
 #endif