add nativeapis

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

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

+# OH_Huks_KeyMaterialRsa
+
+
+## Overview
+
+Defines the structure of an RSA key.
+
+**Since:**
+9
+
+**Related Modules:**
+
+[HuksTypeApi](_huks_type_api.md)
+
+
+## Summary
+
+
+### Member Variables
+
+| Name | Description | 
+| -------- | -------- |
+| [keyAlg](#keyalg) |Algorithm of the key.  | 
+| [keySize](#keysize) | Length of the key.  | 
+| [nSize](#nsize) | Length of the n value.  | 
+| [eSize](#esize) | Length of the e value.  | 
+| [dSize](#dsize) | Length of the d value.  | 
+
+
+## Member Variable Description 
+
+
+### dSize
+
+  
+```
+uint32_t OH_Huks_KeyMaterialRsa::dSize
+```
+**Description**<br>
+Length of the d value.
+
+
+### eSize
+
+  
+```
+uint32_t OH_Huks_KeyMaterialRsa::eSize
+```
+**Description**<br>
+Length of the e value.
+
+
+### keyAlg
+
+  
+```
+enum OH_Huks_KeyAlg OH_Huks_KeyMaterialRsa::keyAlg
+```
+**Description**<br>
+Algorithm of the key.
+
+
+### keySize
+
+  
+```
+uint32_t OH_Huks_KeyMaterialRsa::keySize
+```
+**Description**<br>
+Length of the key.
+
+
+### nSize
+
+  
+```
+uint32_t OH_Huks_KeyMaterialRsa::nSize
+```
+**Description**<br>
+Length of the n value.