Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 06dbe5bf authored by Chong Zhang's avatar Chong Zhang
Browse files

Add APermissionManager_checkPermission to libandroid 

And allow IActivityManager#checkPermission to be used by native code.

bug: 172283477
bug: 159172726
Change-Id: I582fb918ac3ddc2289ef0040a4391db407673692
parent 5899fe41

core/java/android/app/IActivityManager.aidl

+2 −2
Original line number Diff line number Diff line
@@ -98,6 +98,8 @@ interface IActivityManager { 
    void unregisterUidObserver(in IUidObserver observer);

    boolean isUidActive(int uid, String callingPackage);

    int getUidProcessState(int uid, in String callingPackage);

    @UnsupportedAppUsage

    int checkPermission(in String permission, int pid, int uid);

    // =============== End of transactions used on native side as well ============================



    // Special low-level communication with activity manager.
@@ -215,8 +217,6 @@ interface IActivityManager { 
    void setProcessLimit(int max);

    @UnsupportedAppUsage

    int getProcessLimit();

    @UnsupportedAppUsage

    int checkPermission(in String permission, int pid, int uid);

    int checkUriPermission(in Uri uri, int pid, int uid, int mode, int userId,

            in IBinder callerToken);

    void grantUriPermission(in IApplicationThread caller, in String targetPkg, in Uri uri,

native/android/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -46,6 +46,7 @@ cc_library_shared { 
        "native_window_jni.cpp",

        "net.c",

        "obb.cpp",

        "permission_manager.cpp",

        "sensor.cpp",

        "sharedmem.cpp",

        "storage_manager.cpp",

native/android/TEST_MAPPING

0 → 100644
+17 −0
Original line number Diff line number Diff line 
{

  "presubmit": [

    {

       "name": "CtsPermissionManagerNativeTestCases",

       "file_patterns": ["permission_manager.cpp"]

    },

    {

       "name": "CtsPermissionTestCases",

       "options": [

           {

              "include-filter": "android.permission.cts.PermissionManagerNativeJniTest"

           }

       ],

       "file_patterns": ["permission_manager.cpp"]

    }

  ]

}

native/android/libandroid.map.txt

+1 −0
Original line number Diff line number Diff line
@@ -176,6 +176,7 @@ LIBANDROID { 
    AObbInfo_getPackageName;

    AObbInfo_getVersion;

    AObbScanner_getObbInfo;

    APermissionManager_checkPermission; # introduced=31

    ASensorEventQueue_disableSensor;

    ASensorEventQueue_enableSensor;

    ASensorEventQueue_getEvents;

native/android/permission_manager.cpp

0 → 100644
+43 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2020 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



#include <android/permission_manager.h>

#include <binder/ActivityManager.h>



namespace android {

namespace permissionmananger {



// Global instance of ActivityManager, service is obtained only on first use.

static ActivityManager gAm;



} // permissionmanager

} // android



using namespace android;

using namespace permissionmananger;



int32_t APermissionManager_checkPermission(const char* permission,

                                           pid_t pid,

                                           uid_t uid,

                                           int32_t* outResult) {

    status_t result = gAm.checkPermission(String16(permission), pid, uid, outResult);

    if (result == DEAD_OBJECT) {

        return PERMISSION_MANAGER_STATUS_SERVICE_UNAVAILABLE;

    } else if (result != NO_ERROR) {

        return PERMISSION_MANAGER_STATUS_ERROR_UNKNOWN;

    }

    return PERMISSION_MANAGER_STATUS_OK;

}