Expose the functionality to decrypt given data using keyring

This allows us to provide the keyring a blob of encrypted data and a key name, and have it decrypt it for us.

Also fixed javadoc length in Keyring.java. It seems like it was using a 80-character length limit.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=222995542
This commit is contained in:
jianglai 2018-11-27 08:31:55 -08:00
parent 0ed0bcc99f
commit 4416601a1d
6 changed files with 70 additions and 30 deletions

View file

@ -20,6 +20,7 @@ import dagger.Module;
import dagger.Provides;
import java.lang.annotation.Documented;
import java.util.Optional;
import java.util.function.BiFunction;
import java.util.function.Function;
import javax.inject.Named;
import javax.inject.Qualifier;
@ -134,4 +135,10 @@ public final class KeyModule {
static Function<String, String> provideEncryptedDataRetriever(Keyring keyring) {
return keyring::getEncryptedData;
}
@Provides
@Named("keyringDecrypter")
static BiFunction<String, String, byte[]> provideKeyringDecrypter(Keyring keyring) {
return keyring::getDecryptedData;
}
}