Update the introduction of Commonlibrary.

Signed-off-by: Nliujialiang <liujialiang10@huawei.com>
Change-Id: If57a75d7f405dbb1a19452a7ec7263165bdee689

en/readme/utils.md → en/readme/commonlibrary.md

-# utils<a name="EN-US_TOPIC_0000001092539399"></a>
+# commonlibrary<a name="EN-US_TOPIC_0000001092539399"></a>
 
 
 ## Introduction<a name="section11660541593"></a>
 
-The **utils** repository provides common enhanced APIs for development in C and C++.
+The **commonlibrary** subsystem provides common enhanced APIs for development in C, C++ and JS.
 
-**C++**
+**c_utils**
 
 -   Enhanced APIs for operations related to files, paths, and strings
 -   APIs related to the read-write lock, semaphore, timer, thread, and thread pool
@@ -13,7 +13,14 @@ The **utils** repository provides common enhanced APIs for development in C and
 -   Error codes for each subsystem
 -   Safe functions in C
 
-**C**
+**ets_utils**
+
+-   JSAPIs for operation of URI, URL and xml
+-   JSAPIs for character encoder and decoder
+-   JSAPIs for operation of process
+-   Multithreading ability in JS
+
+**utils_lite**
 
 -   Hardware Abstraction Layer (HAL) APIs for performing operations on standard files
 -   APIs for internal functions, such as the timer
@@ -21,17 +28,18 @@ The **utils** repository provides common enhanced APIs for development in C and
 ## Directory Structure<a name="section17271017133915"></a>
 
 ```
-/utils
-    ├── native                  # Utility class implementation at the native layer
-    └── system                  # System-related predefined values and security policy configuration
+/commonlibrary
+    ├── c_utils                  # Enhanced basic C/C++ library for developers 
+    ├── ets_utils                # Enhanced basic JS library for developers
+    └── utils_lite               # Basic tools for liteOS, including C and JS.
 ```
 
 ## Repositories Involved<a name="section1249817110914"></a>
 
-**utils subsystem**
+**commonlibrary subsystem**
 
-[utils](https://gitee.com/openharmony/utils)
+[commonlibrary\_c\_utils](https://gitee.com/openharmony/commonlibrary_c_utils)
 
-[utils\_native](https://gitee.com/openharmony/utils_native)
+[commonlibrary\_ets\_utils](https://gitee.com/openharmony/commonlibrary_ets_utils)
 
-[utils\_native\_lite](https://gitee.com/openharmony/utils_native_lite)
+[commonlibrary\_utils\_lite](https://gitee.com/openharmony/commonlibrary_utils_lite)

zh-cn/readme/公共基础库.md

@@ -6,17 +6,23 @@
 
 ## 简介<a name="section11660541593"></a>
 
-公共基础类库提供了一些常用的C、C++开发增强API。包括如下部分：
+公共基础类库提供了一些常用的C、C++、JS开发增强API。包括如下部分：
 
-**C++部分：**
+**c_utils**
 
 -   文件、路径、字符串相关操作的能力增强接口；
 -   读写锁、信号量、定时器、线程增强及线程池等接口；
 -   安全数据容器、数据序列化等接口；
 -   各子系统的错误码相关定义；
--   C语言安全函数接口。
 
-**C部分：**
+**ets_utils**
+
+-   JS中URI、URL、xml相关操作接口；
+-   JS中字符编解码接口；
+-   JS中进程相关操作接口；
+-   JS中多线程能力；
+
+**utils_lite**
 
 -   标准文件相关操作HAL接口；
 -   其它一些内部功能，如定时器等。
@@ -24,18 +30,19 @@
 ## 目录<a name="section17271017133915"></a>
 
 ```
-/utils
-    ├── native                  # 工具类的native层实现
-    └── system                  # 系统相关的预定义值和安全策略配
+/commonlibrary
+    ├── c_utils                  # c/c++标准库之外方便开发者开发的基础工具库
+    ├── ets_utils                # js标准库之外的与语言强相关的基础库
+    └── utils_lite               # lite上使用的工具函数，涉及c和js语言 
 ```
 
 ## 相关仓<a name="section1249817110914"></a>
 
 **公共基础库子系统**
 
-[utils](https://gitee.com/openharmony/utils)
 
-[utils\_native](https://gitee.com/openharmony/utils_native)
+[commonlibrary\_c\_utils](https://gitee.com/openharmony/commonlibrary_c_utils)
 
-[utils\_native\_lite](https://gitee.com/openharmony/utils_native_lite)
+[commonlibrary\_ets\_utils](https://gitee.com/openharmony/commonlibrary_ets_utils)
 
+[commonlibrary\_utils\_lite](https://gitee.com/openharmony/commonlibrary_utils_lite)