pms_interface-h.md - Openharmony v1.0 / docs / docs-en / api / api-SmartVision-Devices - 最全华为鸿蒙分布式操作系统技术资料库，手册，指南

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# pms\_interface.h
## **Overview**
**Related Modules:**
[PMS](pms.md)
**Description:**
Declares interfaces for managing permissions.
The interfaces can be used to authenticate native APIs, query, grant, and revoke permissions, and grant runtime permissions.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Functions

Function Name	Description
CheckPermission (int taskID, const char *permissionName)	int Checks whether the caller (generally a third-party application) has a specified permission of a system service API.
QueryPermission (const char identifier, PermissionSaved permissions, int permNum)	int Queries all permissions requested by the application and checks whether these permissions are granted.
GrantPermission (const char identifier, const char permName)	int Grants a specified permission to the application.
RevokePermission (const char identifier, const char permName)	int Revokes a specified permission from the application.
GrantRuntimePermission (int taskID, const char *permissionName)	int Grants a specified runtime permission to an application.
RequestPermission (int taskID, const char *permissionName)	int Requests a specified permission.