Extract lib module

[signal-cli] / src / main / java / org / asamk / signal / manager / util / PinHashing.java

diff --git a/src/main/java/org/asamk/signal/manager/util/PinHashing.java b/src/main/java/org/asamk/signal/manager/util/PinHashing.java
deleted file mode 100644 (file)
index 2fd2d80..0000000
--- a/src/main/java/org/asamk/signal/manager/util/PinHashing.java
+++ /dev/null
@@ -1,31 +0,0 @@
-package org.asamk.signal.manager.util;
-
-import org.bouncycastle.crypto.generators.Argon2BytesGenerator;
-import org.bouncycastle.crypto.params.Argon2Parameters;
-import org.whispersystems.signalservice.api.KeyBackupService;
-import org.whispersystems.signalservice.api.kbs.HashedPin;
-import org.whispersystems.signalservice.internal.registrationpin.PinHasher;
-
-public final class PinHashing {
-
-    private PinHashing() {
-    }
-
-    public static HashedPin hashPin(String pin, KeyBackupService.HashSession hashSession) {
-        final Argon2Parameters params = new Argon2Parameters.Builder(Argon2Parameters.ARGON2_id).withParallelism(1)
-                .withIterations(32)
-                .withVersion(Argon2Parameters.ARGON2_VERSION_13)
-                .withMemoryAsKB(16 * 1024)
-                .withSalt(hashSession.hashSalt())
-                .build();
-
-        final Argon2BytesGenerator generator = new Argon2BytesGenerator();
-        generator.init(params);
-
-        return PinHasher.hashPin(PinHasher.normalize(pin), password -> {
-            byte[] output = new byte[64];
-            generator.generateBytes(password, output);
-            return output;
-        });
-    }
-}