From 06370af0a2f8b7ff8e4cc038e6f4f5e91b6d0174 Mon Sep 17 00:00:00 2001
From: jaffer <jaffer.work@foxmail.com>
Date: Tue, 13 Dec 2022 23:32:16 +0800
Subject: [PATCH] =?UTF-8?q?[feat]=E5=A2=9E=E5=8A=A0log=E6=80=BB=E5=A4=A7?=
 =?UTF-8?q?=E5=B0=8F=E8=AE=A1=E7=AE=97=E6=8E=A5=E5=8F=A3=E3=80=82?=
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Signed-off-by: jaffer <jaffer.work@foxmail.com>
---
 easyflash/inc/easyflash.h |  1 +
 easyflash/src/ef_log.c    | 17 +++++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/easyflash/inc/easyflash.h b/easyflash/inc/easyflash.h
index 2aab0b1..dfaf4b3 100644
--- a/easyflash/inc/easyflash.h
+++ b/easyflash/inc/easyflash.h
@@ -85,6 +85,7 @@ EfErrCode ef_log_read(size_t index, uint32_t *log, size_t size);
 EfErrCode ef_log_write(const uint32_t *log, size_t size);
 EfErrCode ef_log_clean(void);
 size_t ef_log_get_used_size(void);
+size_t ef_log_get_total_size(void);
 #endif
 
 /* ef_utils.c */
diff --git a/easyflash/src/ef_log.c b/easyflash/src/ef_log.c
index 49e9d7c..7e4da13 100644
--- a/easyflash/src/ef_log.c
+++ b/easyflash/src/ef_log.c
@@ -410,6 +410,23 @@ size_t ef_log_get_used_size(void) {
     return physical_size - header_total_num * LOG_SECTOR_HEADER_SIZE;
 }
 
+/**
+ * Get log flash total size.
+ *
+ * @return log flash total size. @note NOT contain sector headers
+ */
+size_t ef_log_get_total_size(void) {
+    size_t header_total_num = 0;
+    /* must be call this function after initialize OK */
+    if (!init_ok) {
+        return 0;
+    }
+
+    header_total_num = LOG_AREA_SIZE / EF_ERASE_MIN_SIZE;
+
+    return LOG_AREA_SIZE - header_total_num * LOG_SECTOR_HEADER_SIZE;
+}
+
 /**
  * Sequential reading log data. It will ignore sector headers.
  *