Permission

#include <permission_manager.h>

Structures and functions related to permission checks in native code.

Summary

Enumerations
`Anonymous Enum 56{ PERMISSION_MANAGER_PERMISSION_GRANTED = 0, PERMISSION_MANAGER_PERMISSION_DENIED = -1 }`	enum Permission check results.
`Anonymous Enum 57{ PERMISSION_MANAGER_STATUS_OK = 0, PERMISSION_MANAGER_STATUS_ERROR_UNKNOWN = -1, PERMISSION_MANAGER_STATUS_SERVICE_UNAVAILABLE = -2 }`	enum Permission check return status values.

Functions
`APermissionManager_checkPermission(const char permission, pid_t pid, uid_t uid, int32_t outResult)`	`int32_t` Checks whether the package with the given pid/uid has been granted a permission.

 Anonymous Enum 56

Permission check results.

Introduced in API 31.

Properties
`PERMISSION_MANAGER_PERMISSION_DENIED`	This is returned by APermissionManager_checkPermission() if the permission has not been granted to the given package.
`PERMISSION_MANAGER_PERMISSION_GRANTED`	This is returned by APermissionManager_checkPermission() if the permission has been granted to the given package.

 Anonymous Enum 57

Permission check return status values.

Introduced in API 31.

Properties

Properties
`PERMISSION_MANAGER_STATUS_ERROR_UNKNOWN`	This is returned if the permission check encountered an unspecified error. The output result is unmodified.
`PERMISSION_MANAGER_STATUS_OK`	This is returned if the permission check completed without errors. The output result is valid and contains one of {PERMISSION_MANAGER_PERMISSION_GRANTED, PERMISSION_MANAGER_PERMISSION_DENIED}.
`PERMISSION_MANAGER_STATUS_SERVICE_UNAVAILABLE`	This is returned if the permission check failed because the service is unavailable. The output result is unmodified.

PERMISSION_MANAGER_STATUS_ERROR_UNKNOWN

This is returned if the permission check encountered an unspecified error.

The output result is unmodified.

PERMISSION_MANAGER_STATUS_OK

This is returned if the permission check completed without errors.

PERMISSION_MANAGER_STATUS_SERVICE_UNAVAILABLE

This is returned if the permission check failed because the service is unavailable.

The output result is unmodified.

int32_t APermissionManager_checkPermission(
  const char *permission,
  pid_t pid,
  uid_t uid,
  int32_t *outResult
)

Checks whether the package with the given pid/uid has been granted a permission.

Note that the Java API of Context::checkPermission() is usually faster due to caching, thus is preferred over this API wherever possible.

Details

Parameters

`permission`	the permission to be checked.
`pid`	the process id of the package to be checked.
`uid`	the uid of the package to be checked.
`outResult`	output of the permission check result.

Returns

error codes if any error happened during the check.