Android/frameworks_base
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Merge "Changed uid output parameter from an int array to a list of strings."

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Rob Barnes
2018-12-20 23:33:25 +00:00
committed by Gerrit Code Review
parent 321b208f0f ebe2674dbc
commit 7eae0132c1
1 changed files with 7 additions and 5 deletions
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12
keystore/java/android/security/KeyStore.java
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@@ -54,6 +54,7 @@ import java.math.BigInteger;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.IOException; import java.io.IOException;
import java.security.InvalidKeyException; import java.security.InvalidKeyException;
import java.util.ArrayList;
import java.util.Arrays; import java.util.Arrays;
import java.util.Date; import java.util.Date;
import java.util.List; import java.util.List;
@@ -303,13 +304,14 @@ public class KeyStore {
} }
/** /**
* List uids of all keys that are auth bound to the current user. * List uids of all keys that are auth bound to the current user.
* Only system is allowed to call this method. * Only system is allowed to call this method.
*/ */
@UnsupportedAppUsage @UnsupportedAppUsage
public int[] listUidsOfAuthBoundKeys() { public int[] listUidsOfAuthBoundKeys() {
final int MAX_RESULT_SIZE = 100; // uids are returned as a list of strings because list of integers
int[] uidsOut = new int[MAX_RESULT_SIZE]; // as an output parameter is not supported by aidl-cpp.
List<String> uidsOut = new ArrayList<>();
try { try {
int rc = mBinder.listUidsOfAuthBoundKeys(uidsOut); int rc = mBinder.listUidsOfAuthBoundKeys(uidsOut);
if (rc != NO_ERROR) { if (rc != NO_ERROR) {
@@ -323,8 +325,8 @@ public class KeyStore {
Log.w(TAG, "KeyStore exception", e); Log.w(TAG, "KeyStore exception", e);
return null; return null;
} }
// Remove any 0 entries // Turn list of strings into an array of uid integers.
return Arrays.stream(uidsOut).filter(x -> x > 0).toArray(); return uidsOut.stream().mapToInt(Integer::parseInt).toArray();
} }
public String[] list(String prefix) { public String[] list(String prefix) {