Paul Crowley | 63ef151 | 2018-11-28 12:48:16 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.locksettings; |
| 18 | |
| 19 | import android.test.AndroidTestCase; |
| 20 | |
| 21 | import com.android.internal.util.HexDump; |
| 22 | |
| 23 | public class SP800DeriveTests extends AndroidTestCase { |
| 24 | public void testFixedInput() throws Exception { |
| 25 | // CAVP: https://csrc.nist.gov/projects/cryptographic-algorithm-validation-program/key-derivation |
| 26 | byte[] keyBytes = HexDump.hexStringToByteArray( |
| 27 | "e204d6d466aad507ffaf6d6dab0a5b26" |
| 28 | + "152c9e21e764370464e360c8fbc765c6"); |
| 29 | SP800Derive sk = new SP800Derive(keyBytes); |
| 30 | byte[] fixedInput = HexDump.hexStringToByteArray( |
| 31 | "7b03b98d9f94b899e591f3ef264b71b1" |
| 32 | + "93fba7043c7e953cde23bc5384bc1a62" |
| 33 | + "93580115fae3495fd845dadbd02bd645" |
| 34 | + "5cf48d0f62b33e62364a3a80"); |
| 35 | byte[] res = sk.fixedInput(fixedInput); |
| 36 | assertEquals(( |
| 37 | "770dfab6a6a4a4bee0257ff335213f78" |
| 38 | + "d8287b4fd537d5c1fffa956910e7c779").toUpperCase(), HexDump.toHexString(res)); |
| 39 | } |
| 40 | } |