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/*
* Copyright (C) 2006 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.
*/
package com.android.server.pm;
import android.content.pm.PackageParser;
import android.content.pm.PermissionInfo;
import android.os.UserHandle;
import com.android.internal.util.ArrayUtils;
final class BasePermission {
final static int TYPE_NORMAL = 0;
final static int TYPE_BUILTIN = 1;
final static int TYPE_DYNAMIC = 2;
final String name;
String sourcePackage;
PackageSettingBase packageSetting;
final int type;
int protectionLevel;
PackageParser.Permission perm;
PermissionInfo pendingInfo;
/** UID that owns the definition of this permission */
int uid;
/** Additional GIDs given to apps granted this permission */
private int[] gids;
/**
* Flag indicating that {@link #gids} should be adjusted based on the
* {@link UserHandle} the granted app is running as.
*/
private boolean perUser;
BasePermission(String _name, String _sourcePackage, int _type) {
name = _name;
sourcePackage = _sourcePackage;
type = _type;
// Default to most conservative protection level.
protectionLevel = PermissionInfo.PROTECTION_SIGNATURE;
}
@Override
public String toString() {
return "BasePermission{" + Integer.toHexString(System.identityHashCode(this)) + " " + name
+ "}";
}
public void setGids(int[] gids, boolean perUser) {
this.gids = gids;
this.perUser = perUser;
}
public boolean hasGids() {
return ArrayUtils.isEmpty(gids);
}
public int[] computeGids(int userId) {
if (perUser) {
final int[] userGids = new int[gids.length];
for (int i = 0; i < gids.length; i++) {
userGids[i] = UserHandle.getUid(userId, gids[i]);
}
return userGids;
} else {
return gids;
}
}
public boolean isRuntime() {
return (protectionLevel & PermissionInfo.PROTECTION_MASK_BASE)
== PermissionInfo.PROTECTION_DANGEROUS;
}
}
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