diff options
Diffstat (limited to 'keystore/java/android/security/keystore/KeymasterUtils.java')
| -rw-r--r-- | keystore/java/android/security/keystore/KeymasterUtils.java | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/keystore/java/android/security/keystore/KeymasterUtils.java b/keystore/java/android/security/keystore/KeymasterUtils.java index 3cd3f2a..92d636c 100644 --- a/keystore/java/android/security/keystore/KeymasterUtils.java +++ b/keystore/java/android/security/keystore/KeymasterUtils.java @@ -87,6 +87,10 @@ public abstract class KeymasterUtils { * @param userAuthenticationValidityDurationSeconds duration of time (seconds) for which user * authentication is valid as authorization for using the key or {@code -1} if every * use of the key needs authorization. + * + * @throws IllegalStateException if user authentication is required but the system is in a wrong + * state (e.g., secure lock screen not set up) for generating or importing keys that + * require user authentication. */ public static void addUserAuthArgs(KeymasterArguments args, boolean userAuthenticationRequired, |