add nativeapis

Signed-off-by: Nzengyawen <zengyawen1@huawei.com>

en/application-dev/reference/native-apis/_o_h___huks___blob.md

+# OH_Huks_Blob
+
+
+## Overview
+
+Defines the structure for storing data.
+
+**Since:**
+9
+
+**Related Modules:**
+
+[HuksTypeApi](_huks_type_api.md)
+
+
+## Summary
+
+
+### Member Variables
+
+| Name | Description | 
+| -------- | -------- |
+| [size](#size) | Data size.  | 
+| [data](#data) | Pointer to the memory in which the data is stored.  | 
+
+
+## Member Variable Description 
+
+
+### data
+
+  
+```
+uint8_t* OH_Huks_Blob::data
+```
+**Description**<br>
+Pointer to the memory in which the data is stored.
+
+
+### size
+
+  
+```
+uint32_t OH_Huks_Blob::size
+```
+**Description**<br>
+Data size.