From 1efecaef1f867cb218366e2b4ab4b901fdd2835f Mon Sep 17 00:00:00 2001
From: tanaka takashi <isazaka@gmail.com>
Date: Sat, 4 Jul 2026 14:54:45 +0900
Subject: 途中経過コミット
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---
 src/sys/system.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/sys/system.h')

diff --git a/src/sys/system.h b/src/sys/system.h
index b526ec5..0947205 100644
--- a/src/sys/system.h
+++ b/src/sys/system.h
@@ -40,6 +40,18 @@ typedef struct tiny_sys_arguments
   char **values;
 } tiny_sys_arguments_t;
 
+typedef struct tiny_sys_io_counters
+{
+  uint64_t write_bytes;
+  uint64_t write_calls;
+  uint64_t flush_calls;
+  uint64_t truncate_calls;
+  uint64_t replace_calls;
+} tiny_sys_io_counters_t;
+
+void tiny_sys_io_counters_reset(void);
+void tiny_sys_io_counters_get(tiny_sys_io_counters_t *counters);
+
 /* Internal test seam. A call index of 1 fails the next matching operation. */
 typedef enum tiny_sys_test_operation
 {
-- 
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