From adba71e1a670bfaf0688b5ad185e25943cc81832 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=BD=98=E5=8C=96=E4=BA=91?= <panhuayun1@huawei.com>
Date: Mon, 19 Apr 2021 19:48:16 +0800
Subject: [PATCH] The interface for flush event data is added to the hilog.

---
 frameworks/mini/hiview_log.c                  |  5 +++++
 frameworks/mini/hiview_output_log.c           | 19 +++++++++++++++++++
 frameworks/mini/hiview_output_log.h           |  6 ++++++
 .../native/kits/hilog_lite/hiview_log.h       |  6 ++++++
 4 files changed, 36 insertions(+)

diff --git a/frameworks/mini/hiview_log.c b/frameworks/mini/hiview_log.c
index 5bae2c9..9b59a5d 100755
--- a/frameworks/mini/hiview_log.c
+++ b/frameworks/mini/hiview_log.c
@@ -135,3 +135,8 @@ void HiLogPrintf(uint8 module, uint8 level, const char *nums, const char *fmt, .
 
     OutputLog((uint8 *)&logContent, sizeof(HiLogCommon) + sizeof(uint32) * argsNum);
 }
+
+void  HiLogFlush(void)
+{
+   FlushLog();
+}
\ No newline at end of file
diff --git a/frameworks/mini/hiview_output_log.c b/frameworks/mini/hiview_output_log.c
index cafb1d9..ec7dfe5 100755
--- a/frameworks/mini/hiview_output_log.c
+++ b/frameworks/mini/hiview_output_log.c
@@ -397,3 +397,22 @@ static int32 LogDebugValuesFmt(char *desStrPtr, int32 desLen, const HiLogContent
     }
     return ret;
 }
+
+void FlushLog(void)
+{
+    if (g_logCache.usedSize > 0) {
+        switch (g_hiviewConfig.outputOption) {
+            case OUTPUT_OPTION_TEXT_FILE:
+                HiviewSendMessage(HIVIEW_SERVICE, HIVIEW_MSG_OUTPUT_LOG_TEXT_FILE, 0);
+                break;
+            case OUTPUT_OPTION_BIN_FILE:
+                HiviewSendMessage(HIVIEW_SERVICE, HIVIEW_MSG_OUTPUT_LOG_BIN_FILE, 0);
+                break;
+            case OUTPUT_OPTION_FLOW:
+                HiviewSendMessage(HIVIEW_SERVICE, HIVIEW_MSG_OUTPUT_LOG_FLOW, 0);
+                break;
+            default:
+                break;
+        }
+    }
+}
\ No newline at end of file
diff --git a/frameworks/mini/hiview_output_log.h b/frameworks/mini/hiview_output_log.h
index 6812f78..b5d4cf4 100755
--- a/frameworks/mini/hiview_output_log.h
+++ b/frameworks/mini/hiview_output_log.h
@@ -58,6 +58,12 @@ uint32 ReadLogFile(uint8 *buf, uint32 len);
  **/
 int32 LogContentFmt(char *outStr, int32 outStrLen, const uint8 *pLogContent);
 
+/*
+ * Interface for flush logs before the system restarts.
+ * @attention Use this interface to flush logs to the UART or the files.
+ */
+void FlushLog(void);
+
 #ifdef __cplusplus
 #if __cplusplus
 }
diff --git a/interfaces/native/kits/hilog_lite/hiview_log.h b/interfaces/native/kits/hilog_lite/hiview_log.h
index 3700cfb..e5148b5 100755
--- a/interfaces/native/kits/hilog_lite/hiview_log.h
+++ b/interfaces/native/kits/hilog_lite/hiview_log.h
@@ -155,6 +155,12 @@ const char *HiLogGetModuleName(uint8 id);
 void HiLogPrintf(uint8 module, uint8 level, const char *nums,
     const char *fmt, ...) __attribute__((format(printf, 4, 5)));
 
+/*
+ * Interface for flush logs before the system restarts.
+ * @attention Use this interface to flush logs to the UART or the files.
+ */
+void HiLogFlush(void);
+
 /**
  * @brief Defines the pre-compiled macro for log levels.
  *
-- 
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