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/*
* Copyright (C) 2015 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.util.ArraySet;
import android.util.LongSparseArray;
import java.lang.reflect.Field;
import java.security.PublicKey;
public class KeySetUtils {
public static PublicKey getPubKey(KeySetManagerService ksms, long pkId)
throws NoSuchFieldException, IllegalAccessException {
Field pkField = ksms.getClass().getDeclaredField("mPublicKeys");
pkField.setAccessible(true);
LongSparseArray<KeySetManagerService.PublicKeyHandle> mPublicKeys =
(LongSparseArray<KeySetManagerService.PublicKeyHandle>) pkField.get(ksms);
KeySetManagerService.PublicKeyHandle pkh = mPublicKeys.get(pkId);
if (pkh == null) {
return null;
} else {
return pkh.getKey();
}
}
public static int getPubKeyRefCount(KeySetManagerService ksms, long pkId)
throws NoSuchFieldException, IllegalAccessException {
Field pkField = ksms.getClass().getDeclaredField("mPublicKeys");
pkField.setAccessible(true);
LongSparseArray<KeySetManagerService.PublicKeyHandle> mPublicKeys =
(LongSparseArray<KeySetManagerService.PublicKeyHandle>) pkField.get(ksms);
KeySetManagerService.PublicKeyHandle pkh = mPublicKeys.get(pkId);
if (pkh == null) {
return 0;
} else {
return pkh.getRefCountLPr();
}
}
public static int getKeySetRefCount(KeySetManagerService ksms, long keysetId)
throws NoSuchFieldException, IllegalAccessException {
Field ksField = ksms.getClass().getDeclaredField("mKeySets");
ksField.setAccessible(true);
LongSparseArray<KeySetHandle> mKeySets =
(LongSparseArray<KeySetHandle>) ksField.get(ksms);
KeySetHandle ksh = mKeySets.get(keysetId);
if (ksh == null) {
return 0;
} else {
return ksh.getRefCountLPr();
}
}
public static LongSparseArray<ArraySet<Long>> getKeySetMapping(KeySetManagerService ksms)
throws NoSuchFieldException, IllegalAccessException {
Field ksField = ksms.getClass().getDeclaredField("mKeySetMapping");
ksField.setAccessible(true);
return (LongSparseArray<ArraySet<Long>>) ksField.get(ksms);
}
public static Long getLastIssuedKeyId(KeySetManagerService ksms)
throws NoSuchFieldException, IllegalAccessException {
Field ksField = ksms.getClass().getDeclaredField("lastIssuedKeyId");
ksField.setAccessible(true);
return (Long) ksField.get(ksms);
}
public static Long getLastIssuedKeySetId(KeySetManagerService ksms)
throws NoSuchFieldException, IllegalAccessException {
Field ksField = ksms.getClass().getDeclaredField("lastIssuedKeySetId");
ksField.setAccessible(true);
return (Long) ksField.get(ksms);
}
}
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