Subversion Repositories openrisc

// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package des

import (
        "bytes"
        "testing"
)

type CryptTest struct {
        key []byte
        in  []byte
        out []byte
}

// some custom tests for DES
var encryptDESTests = []CryptTest{
        {
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x8c, 0xa6, 0x4d, 0xe9, 0xc1, 0xb1, 0x23, 0xa7}},
        {
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x35, 0x55, 0x50, 0xb2, 0x15, 0x0e, 0x24, 0x51}},
        {
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0x61, 0x7b, 0x3a, 0x0c, 0xe8, 0xf0, 0x71, 0x00}},
        {
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0x92, 0x31, 0xf2, 0x36, 0xff, 0x9a, 0xa9, 0x5c}},
        {
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xca, 0xaa, 0xaf, 0x4d, 0xea, 0xf1, 0xdb, 0xae}},
        {
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x73, 0x59, 0xb2, 0x16, 0x3e, 0x4e, 0xdc, 0x58}},
        {
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0x6d, 0xce, 0x0d, 0xc9, 0x00, 0x65, 0x56, 0xa3}},
        {
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0x9e, 0x84, 0xc5, 0xf3, 0x17, 0x0f, 0x8e, 0xff}},
        {
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xd5, 0xd4, 0x4f, 0xf7, 0x20, 0x68, 0x3d, 0x0d}},
        {
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x59, 0x73, 0x23, 0x56, 0xf3, 0x6f, 0xde, 0x06}},
        {
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0x56, 0xcc, 0x09, 0xe7, 0xcf, 0xdc, 0x4c, 0xef}},
        {
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0x12, 0xc6, 0x26, 0xaf, 0x05, 0x8b, 0x43, 0x3b}},
        {
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xa6, 0x8c, 0xdc, 0xa9, 0x0c, 0x90, 0x21, 0xf9}},
        {
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x2a, 0x2b, 0xb0, 0x08, 0xdf, 0x97, 0xc2, 0xf2}},
        {
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0xed, 0x39, 0xd9, 0x50, 0xfa, 0x74, 0xbc, 0xc4}},
        {
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
                []byte{0xa9, 0x33, 0xf6, 0x18, 0x30, 0x23, 0xb3, 0x10}},
        {
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
                []byte{0x17, 0x66, 0x8d, 0xfc, 0x72, 0x92, 0x53, 0x2d}},
        {
                []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
                []byte{0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                []byte{0xb4, 0xfd, 0x23, 0x16, 0x47, 0xa5, 0xbe, 0xc0}},
        {
                []byte{0x0e, 0x32, 0x92, 0x32, 0xea, 0x6d, 0x0d, 0x73},
                []byte{0x87, 0x87, 0x87, 0x87, 0x87, 0x87, 0x87, 0x87},
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}},
        {
                []byte{0x73, 0x65, 0x63, 0x52, 0x33, 0x74, 0x24, 0x3b}, // "secR3t$;"
                []byte{0x61, 0x20, 0x74, 0x65, 0x73, 0x74, 0x31, 0x32}, // "a test12"
                []byte{0x37, 0x0d, 0xee, 0x2c, 0x1f, 0xb4, 0xf7, 0xa5}},
        {
                []byte{0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68}, // "abcdefgh"
                []byte{0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68}, // "abcdefgh"
                []byte{0x2a, 0x8d, 0x69, 0xde, 0x9d, 0x5f, 0xdf, 0xf9}},
        {
                []byte{0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68}, // "abcdefgh"
                []byte{0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38}, // "12345678"
                []byte{0x21, 0xc6, 0x0d, 0xa5, 0x34, 0x24, 0x8b, 0xce}},
        {
                []byte{0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38}, // "12345678"
                []byte{0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68}, // "abcdefgh"
                []byte{0x94, 0xd4, 0x43, 0x6b, 0xc3, 0xb5, 0xb6, 0x93}},
        {
                []byte{0x1f, 0x79, 0x90, 0x5f, 0x88, 0x01, 0xc8, 0x88}, // random
                []byte{0xc7, 0x46, 0x18, 0x73, 0xaf, 0x48, 0x5f, 0xb3}, // random
                []byte{0xb0, 0x93, 0x50, 0x88, 0xf9, 0x92, 0x44, 0x6a}},
        {
                []byte{0xe6, 0xf4, 0xf2, 0xdb, 0x31, 0x42, 0x53, 0x01}, // random
                []byte{0xff, 0x3d, 0x25, 0x50, 0x12, 0xe3, 0x4a, 0xc5}, // random
                []byte{0x86, 0x08, 0xd3, 0xd1, 0x6c, 0x2f, 0xd2, 0x55}},
        {
                []byte{0x69, 0xc1, 0x9d, 0xc1, 0x15, 0xc5, 0xfb, 0x2b}, // random
                []byte{0x1a, 0x22, 0x5c, 0xaf, 0x1f, 0x1d, 0xa3, 0xf9}, // random
                []byte{0x64, 0xba, 0x31, 0x67, 0x56, 0x91, 0x1e, 0xa7}},
        {
                []byte{0x6e, 0x5e, 0xe2, 0x47, 0xc4, 0xbf, 0xf6, 0x51}, // random
                []byte{0x11, 0xc9, 0x57, 0xff, 0x66, 0x89, 0x0e, 0xf0}, // random
                []byte{0x94, 0xc5, 0x35, 0xb2, 0xc5, 0x8b, 0x39, 0x72}},
}

var weakKeyTests = []CryptTest{
        {
                []byte{0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                []byte{0x55, 0x74, 0xc0, 0xbd, 0x7c, 0xdf, 0xf7, 0x39}, // random
                nil},
        {
                []byte{0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe},
                []byte{0xe8, 0xe1, 0xa7, 0xc1, 0xde, 0x11, 0x89, 0xaa}, // random
                nil},
        {
                []byte{0xe0, 0xe0, 0xe0, 0xe0, 0xf1, 0xf1, 0xf1, 0xf1},
                []byte{0x50, 0x6a, 0x4b, 0x94, 0x3b, 0xed, 0x7d, 0xdc}, // random
                nil},
        {
                []byte{0x1f, 0x1f, 0x1f, 0x1f, 0x0e, 0x0e, 0x0e, 0x0e},
                []byte{0x88, 0x81, 0x56, 0x38, 0xec, 0x3b, 0x1c, 0x97}, // random
                nil},
        {
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x17, 0xa0, 0x83, 0x62, 0x32, 0xfe, 0x9a, 0x0b}, // random
                nil},
        {
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0xca, 0x8f, 0xca, 0x1f, 0x50, 0xc5, 0x7b, 0x49}, // random
                nil},
        {
                []byte{0xe1, 0xe1, 0xe1, 0xe1, 0xf0, 0xf0, 0xf0, 0xf0},
                []byte{0xb1, 0xea, 0xad, 0x7d, 0xe7, 0xc3, 0x7a, 0x43}, // random
                nil},
        {
                []byte{0x1e, 0x1e, 0x1e, 0x1e, 0x0f, 0x0f, 0x0f, 0x0f},
                []byte{0xae, 0x74, 0x7d, 0x6f, 0xef, 0x16, 0xbb, 0x81}, // random
                nil},
}

var semiWeakKeyTests = []CryptTest{
        // key and out contain the semi-weak key pair
        {
                []byte{0x01, 0x1f, 0x01, 0x1f, 0x01, 0x0e, 0x01, 0x0e},
                []byte{0x12, 0xfa, 0x31, 0x16, 0xf9, 0xc5, 0x0a, 0xe4}, // random
                []byte{0x1f, 0x01, 0x1f, 0x01, 0x0e, 0x01, 0x0e, 0x01}},
        {
                []byte{0x01, 0xe0, 0x01, 0xe0, 0x01, 0xf1, 0x01, 0xf1},
                []byte{0xb0, 0x4c, 0x7a, 0xee, 0xd2, 0xe5, 0x4d, 0xb7}, // random
                []byte{0xe0, 0x01, 0xe0, 0x01, 0xf1, 0x01, 0xf1, 0x01}},
        {
                []byte{0x01, 0xfe, 0x01, 0xfe, 0x01, 0xfe, 0x01, 0xfe},
                []byte{0xa4, 0x81, 0xcd, 0xb1, 0x64, 0x6f, 0xd3, 0xbc}, // random
                []byte{0xfe, 0x01, 0xfe, 0x01, 0xfe, 0x01, 0xfe, 0x01}},
        {
                []byte{0x1f, 0xe0, 0x1f, 0xe0, 0x0e, 0xf1, 0x0e, 0xf1},
                []byte{0xee, 0x27, 0xdd, 0x88, 0x4c, 0x22, 0xcd, 0xce}, // random
                []byte{0xe0, 0x1f, 0xe0, 0x1f, 0xf1, 0x0e, 0xf1, 0x0e}},
        {
                []byte{0x1f, 0xfe, 0x1f, 0xfe, 0x0e, 0xfe, 0x0e, 0xfe},
                []byte{0x19, 0x3d, 0xcf, 0x97, 0x70, 0xfb, 0xab, 0xe1}, // random
                []byte{0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x0e, 0xfe, 0x0e}},
        {
                []byte{0xe0, 0xfe, 0xe0, 0xfe, 0xf1, 0xfe, 0xf1, 0xfe},
                []byte{0x7c, 0x82, 0x69, 0xe4, 0x1e, 0x86, 0x99, 0xd7}, // random
                []byte{0xfe, 0xe0, 0xfe, 0xe0, 0xfe, 0xf1, 0xfe, 0xf1}},
}

// some custom tests for TripleDES
var encryptTripleDESTests = []CryptTest{
        {
                []byte{
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x92, 0x95, 0xb5, 0x9b, 0xb3, 0x84, 0x73, 0x6e}},
        {
                []byte{
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0xc1, 0x97, 0xf5, 0x58, 0x74, 0x8a, 0x20, 0xe7}},
        {
                []byte{
                        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x3e, 0x68, 0x0a, 0xa7, 0x8b, 0x75, 0xdf, 0x18}},
        {
                []byte{
                        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
                []byte{0x6d, 0x6a, 0x4a, 0x64, 0x4c, 0x7b, 0x8c, 0x91}},
        {
                []byte{ // "abcdefgh12345678ABCDEFGH"
                        0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68,
                        0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
                        0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48},
                []byte{0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30}, // "00000000"
                []byte{0xe4, 0x61, 0xb7, 0x59, 0x68, 0x8b, 0xff, 0x66}},
        {
                []byte{ // "abcdefgh12345678ABCDEFGH"
                        0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68,
                        0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
                        0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48},
                []byte{0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38}, // "12345678"
                []byte{0xdb, 0xd0, 0x92, 0xde, 0xf8, 0x34, 0xff, 0x58}},
        {
                []byte{ // "abcdefgh12345678ABCDEFGH"
                        0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68,
                        0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
                        0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48},
                []byte{0xf0, 0xc5, 0x82, 0x22, 0xd3, 0xe6, 0x12, 0xd2}, // random
                []byte{0xba, 0xe4, 0x41, 0xb1, 0x3c, 0x37, 0x4d, 0xf4}},
        {
                []byte{ // random
                        0xd3, 0x7d, 0x45, 0xee, 0x22, 0xe9, 0xcf, 0x52,
                        0xf4, 0x65, 0xa2, 0x4f, 0x70, 0xd1, 0x81, 0x8a,
                        0x3d, 0xbe, 0x2f, 0x39, 0xc7, 0x71, 0xd2, 0xe9},
                []byte{0x49, 0x53, 0xc3, 0xe9, 0x78, 0xdf, 0x9f, 0xaf}, // random
                []byte{0x53, 0x40, 0x51, 0x24, 0xd8, 0x3c, 0xf9, 0x88}},
        {
                []byte{ // random
                        0xcb, 0x10, 0x7d, 0xda, 0x7e, 0x96, 0x57, 0x0a,
                        0xe8, 0xeb, 0xe8, 0x07, 0x8e, 0x87, 0xd3, 0x57,
                        0xb2, 0x61, 0x12, 0xb8, 0x2a, 0x90, 0xb7, 0x2f},
                []byte{0xa3, 0xc2, 0x60, 0xb1, 0x0b, 0xb7, 0x28, 0x6e}, // random
                []byte{0x56, 0x73, 0x7d, 0xfb, 0xb5, 0xa1, 0xc3, 0xde}},
}

// NIST Special Publication 800-20, Appendix A
// Key for use with Table A.1 tests
var tableA1Key = []byte{
        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
}

// Table A.1 Resulting Ciphertext from the Variable Plaintext Known Answer Test
var tableA1Tests = []CryptTest{
        {nil, // 0
                []byte{0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x95, 0xf8, 0xa5, 0xe5, 0xdd, 0x31, 0xd9, 0x00}},
        {nil, // 1
                []byte{0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xdd, 0x7f, 0x12, 0x1c, 0xa5, 0x01, 0x56, 0x19}},
        {nil, // 2
                []byte{0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x2e, 0x86, 0x53, 0x10, 0x4f, 0x38, 0x34, 0xea}},
        {nil, // 3
                []byte{0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x4b, 0xd3, 0x88, 0xff, 0x6c, 0xd8, 0x1d, 0x4f}},
        {nil, // 4
                []byte{0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x20, 0xb9, 0xe7, 0x67, 0xb2, 0xfb, 0x14, 0x56}},
        {nil, // 5
                []byte{0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x55, 0x57, 0x93, 0x80, 0xd7, 0x71, 0x38, 0xef}},
        {nil, // 6
                []byte{0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x6c, 0xc5, 0xde, 0xfa, 0xaf, 0x04, 0x51, 0x2f}},
        {nil, // 7
                []byte{0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x0d, 0x9f, 0x27, 0x9b, 0xa5, 0xd8, 0x72, 0x60}},
        {nil, // 8
                []byte{0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xd9, 0x03, 0x1b, 0x02, 0x71, 0xbd, 0x5a, 0x0a}},
        {nil, // 9
                []byte{0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x42, 0x42, 0x50, 0xb3, 0x7c, 0x3d, 0xd9, 0x51}},
        {nil, // 10
                []byte{0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xb8, 0x06, 0x1b, 0x7e, 0xcd, 0x9a, 0x21, 0xe5}},
        {nil, // 11
                []byte{0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xf1, 0x5d, 0x0f, 0x28, 0x6b, 0x65, 0xbd, 0x28}},
        {nil, // 12
                []byte{0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xad, 0xd0, 0xcc, 0x8d, 0x6e, 0x5d, 0xeb, 0xa1}},
        {nil, // 13
                []byte{0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xe6, 0xd5, 0xf8, 0x27, 0x52, 0xad, 0x63, 0xd1}},
        {nil, // 14
                []byte{0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xec, 0xbf, 0xe3, 0xbd, 0x3f, 0x59, 0x1a, 0x5e}},
        {nil, // 15
                []byte{0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xf3, 0x56, 0x83, 0x43, 0x79, 0xd1, 0x65, 0xcd}},
        {nil, // 16
                []byte{0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x2b, 0x9f, 0x98, 0x2f, 0x20, 0x03, 0x7f, 0xa9}},
        {nil, // 17
                []byte{0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x88, 0x9d, 0xe0, 0x68, 0xa1, 0x6f, 0x0b, 0xe6}},
        {nil, // 18
                []byte{0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xe1, 0x9e, 0x27, 0x5d, 0x84, 0x6a, 0x12, 0x98}},
        {nil, // 19
                []byte{0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x32, 0x9a, 0x8e, 0xd5, 0x23, 0xd7, 0x1a, 0xec}},
        {nil, // 20
                []byte{0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xe7, 0xfc, 0xe2, 0x25, 0x57, 0xd2, 0x3c, 0x97}},
        {nil, // 21
                []byte{0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0x12, 0xa9, 0xf5, 0x81, 0x7f, 0xf2, 0xd6, 0x5d}},
        {nil, // 22
                []byte{0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xa4, 0x84, 0xc3, 0xad, 0x38, 0xdc, 0x9c, 0x19}},
        {nil, // 23
                []byte{0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00},
                []byte{0xfb, 0xe0, 0x0a, 0x8a, 0x1e, 0xf8, 0xad, 0x72}},
        {nil, // 24
                []byte{0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00},
                []byte{0x75, 0x0d, 0x07, 0x94, 0x07, 0x52, 0x13, 0x63}},
        {nil, // 25
                []byte{0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00},
                []byte{0x64, 0xfe, 0xed, 0x9c, 0x72, 0x4c, 0x2f, 0xaf}},
        {nil, // 26
                []byte{0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00},
                []byte{0xf0, 0x2b, 0x26, 0x3b, 0x32, 0x8e, 0x2b, 0x60}},
        {nil, // 27
                []byte{0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00},
                []byte{0x9d, 0x64, 0x55, 0x5a, 0x9a, 0x10, 0xb8, 0x52}},
        {nil, // 28
                []byte{0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00},
                []byte{0xd1, 0x06, 0xff, 0x0b, 0xed, 0x52, 0x55, 0xd7}},
        {nil, // 29
                []byte{0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00},
                []byte{0xe1, 0x65, 0x2c, 0x6b, 0x13, 0x8c, 0x64, 0xa5}},
        {nil, // 30
                []byte{0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00},
                []byte{0xe4, 0x28, 0x58, 0x11, 0x86, 0xec, 0x8f, 0x46}},
        {nil, // 31
                []byte{0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00},
                []byte{0xae, 0xb5, 0xf5, 0xed, 0xe2, 0x2d, 0x1a, 0x36}},
        {nil, // 32
                []byte{0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00},
                []byte{0xe9, 0x43, 0xd7, 0x56, 0x8a, 0xec, 0x0c, 0x5c}},
        {nil, // 33
                []byte{0x00, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00},
                []byte{0xdf, 0x98, 0xc8, 0x27, 0x6f, 0x54, 0xb0, 0x4b}},
        {nil, // 34
                []byte{0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00},
                []byte{0xb1, 0x60, 0xe4, 0x68, 0x0f, 0x6c, 0x69, 0x6f}},
        {nil, // 35
                []byte{0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00},
                []byte{0xfa, 0x07, 0x52, 0xb0, 0x7d, 0x9c, 0x4a, 0xb8}},
        {nil, // 36
                []byte{0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00},
                []byte{0xca, 0x3a, 0x2b, 0x03, 0x6d, 0xbc, 0x85, 0x02}},
        {nil, // 37
                []byte{0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00},
                []byte{0x5e, 0x09, 0x05, 0x51, 0x7b, 0xb5, 0x9b, 0xcf}},
        {nil, // 38
                []byte{0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00},
                []byte{0x81, 0x4e, 0xeb, 0x3b, 0x91, 0xd9, 0x07, 0x26}},
        {nil, // 39
                []byte{0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00},
                []byte{0x4d, 0x49, 0xdb, 0x15, 0x32, 0x91, 0x9c, 0x9f}},
        {nil, // 40
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00},
                []byte{0x25, 0xeb, 0x5f, 0xc3, 0xf8, 0xcf, 0x06, 0x21}},
        {nil, // 41
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00},
                []byte{0xab, 0x6a, 0x20, 0xc0, 0x62, 0x0d, 0x1c, 0x6f}},
        {nil, // 42
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00},
                []byte{0x79, 0xe9, 0x0d, 0xbc, 0x98, 0xf9, 0x2c, 0xca}},
        {nil, // 43
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00},
                []byte{0x86, 0x6e, 0xce, 0xdd, 0x80, 0x72, 0xbb, 0x0e}},
        {nil, // 44
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00},
                []byte{0x8b, 0x54, 0x53, 0x6f, 0x2f, 0x3e, 0x64, 0xa8}},
        {nil, // 45
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00},
                []byte{0xea, 0x51, 0xd3, 0x97, 0x55, 0x95, 0xb8, 0x6b}},
        {nil, // 46
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00},
                []byte{0xca, 0xff, 0xc6, 0xac, 0x45, 0x42, 0xde, 0x31}},
        {nil, // 47
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00},
                []byte{0x8d, 0xd4, 0x5a, 0x2d, 0xdf, 0x90, 0x79, 0x6c}},
        {nil, // 48
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00},
                []byte{0x10, 0x29, 0xd5, 0x5e, 0x88, 0x0e, 0xc2, 0xd0}},
        {nil, // 49
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00},
                []byte{0x5d, 0x86, 0xcb, 0x23, 0x63, 0x9d, 0xbe, 0xa9}},
        {nil, // 50
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00},
                []byte{0x1d, 0x1c, 0xa8, 0x53, 0xae, 0x7c, 0x0c, 0x5f}},
        {nil, // 51
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00},
                []byte{0xce, 0x33, 0x23, 0x29, 0x24, 0x8f, 0x32, 0x28}},
        {nil, // 52
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00},
                []byte{0x84, 0x05, 0xd1, 0xab, 0xe2, 0x4f, 0xb9, 0x42}},
        {nil, // 53
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00},
                []byte{0xe6, 0x43, 0xd7, 0x80, 0x90, 0xca, 0x42, 0x07}},
        {nil, // 54
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00},
                []byte{0x48, 0x22, 0x1b, 0x99, 0x37, 0x74, 0x8a, 0x23}},
        {nil, // 55
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00},
                []byte{0xdd, 0x7c, 0x0b, 0xbd, 0x61, 0xfa, 0xfd, 0x54}},
        {nil, // 56
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80},
                []byte{0x2f, 0xbc, 0x29, 0x1a, 0x57, 0x0d, 0xb5, 0xc4}},
        {nil, // 57
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40},
                []byte{0xe0, 0x7c, 0x30, 0xd7, 0xe4, 0xe2, 0x6e, 0x12}},
        {nil, // 58
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20},
                []byte{0x09, 0x53, 0xe2, 0x25, 0x8e, 0x8e, 0x90, 0xa1}},
        {nil, // 59
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10},
                []byte{0x5b, 0x71, 0x1b, 0xc4, 0xce, 0xeb, 0xf2, 0xee}},
        {nil, // 60
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08},
                []byte{0xcc, 0x08, 0x3f, 0x1e, 0x6d, 0x9e, 0x85, 0xf6}},
        {nil, // 61
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04},
                []byte{0xd2, 0xfd, 0x88, 0x67, 0xd5, 0x0d, 0x2d, 0xfe}},
        {nil, // 62
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
                []byte{0x06, 0xe7, 0xea, 0x22, 0xce, 0x92, 0x70, 0x8f}},
        {nil, // 63
                []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
                []byte{0x16, 0x6b, 0x40, 0xb4, 0x4a, 0xba, 0x4b, 0xd6}},
}

// Plaintext for use with Table A.2 tests
var tableA2Plaintext = []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}

// Table A.2 Resulting Ciphertext from the Variable Key Known Answer Test
var tableA2Tests = []CryptTest{
        { // 0
                []byte{
                        0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x95, 0xa8, 0xd7, 0x28, 0x13, 0xda, 0xa9, 0x4d}},
        { // 1
                []byte{
                        0x40, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x40, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x40, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x0e, 0xec, 0x14, 0x87, 0xdd, 0x8c, 0x26, 0xd5}},
        { // 2
                []byte{
                        0x20, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x20, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x20, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x7a, 0xd1, 0x6f, 0xfb, 0x79, 0xc4, 0x59, 0x26}},
        { // 3
                []byte{
                        0x10, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x10, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x10, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xd3, 0x74, 0x62, 0x94, 0xca, 0x6a, 0x6c, 0xf3}},
        { // 4
                []byte{
                        0x08, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x08, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x08, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x80, 0x9f, 0x5f, 0x87, 0x3c, 0x1f, 0xd7, 0x61}},
        { // 5
                []byte{
                        0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xc0, 0x2f, 0xaf, 0xfe, 0xc9, 0x89, 0xd1, 0xfc}},
        { // 6
                []byte{
                        0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x46, 0x15, 0xaa, 0x1d, 0x33, 0xe7, 0x2f, 0x10}},
        { // 7
                []byte{
                        0x01, 0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x20, 0x55, 0x12, 0x33, 0x50, 0xc0, 0x08, 0x58}},
        { // 8
                []byte{
                        0x01, 0x40, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x40, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x40, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xdf, 0x3b, 0x99, 0xd6, 0x57, 0x73, 0x97, 0xc8}},
        { // 9
                []byte{
                        0x01, 0x20, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x20, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x20, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x31, 0xfe, 0x17, 0x36, 0x9b, 0x52, 0x88, 0xc9}},
        { // 10
                []byte{
                        0x01, 0x10, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x10, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x10, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xdf, 0xdd, 0x3c, 0xc6, 0x4d, 0xae, 0x16, 0x42}},
        { // 11
                []byte{
                        0x01, 0x08, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x08, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x08, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x17, 0x8c, 0x83, 0xce, 0x2b, 0x39, 0x9d, 0x94}},
        { // 12
                []byte{
                        0x01, 0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x50, 0xf6, 0x36, 0x32, 0x4a, 0x9b, 0x7f, 0x80}},
        { // 13
                []byte{
                        0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xa8, 0x46, 0x8e, 0xe3, 0xbc, 0x18, 0xf0, 0x6d}},
        { // 14
                []byte{
                        0x01, 0x01, 0x80, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x80, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x80, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xa2, 0xdc, 0x9e, 0x92, 0xfd, 0x3c, 0xde, 0x92}},
        { // 15
                []byte{
                        0x01, 0x01, 0x40, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x40, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x40, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xca, 0xc0, 0x9f, 0x79, 0x7d, 0x03, 0x12, 0x87}},
        { // 16
                []byte{
                        0x01, 0x01, 0x20, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x20, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x20, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x90, 0xba, 0x68, 0x0b, 0x22, 0xae, 0xb5, 0x25}},
        { // 17
                []byte{
                        0x01, 0x01, 0x10, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x10, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x10, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xce, 0x7a, 0x24, 0xf3, 0x50, 0xe2, 0x80, 0xb6}},
        { // 18
                []byte{
                        0x01, 0x01, 0x08, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x08, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x08, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x88, 0x2b, 0xff, 0x0a, 0xa0, 0x1a, 0x0b, 0x87}},
        { // 19
                []byte{
                        0x01, 0x01, 0x04, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x04, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x04, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x25, 0x61, 0x02, 0x88, 0x92, 0x45, 0x11, 0xc2}},
        { // 20
                []byte{
                        0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xc7, 0x15, 0x16, 0xc2, 0x9c, 0x75, 0xd1, 0x70}},
        { // 21
                []byte{
                        0x01, 0x01, 0x01, 0x80, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x80, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x80, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x51, 0x99, 0xc2, 0x9a, 0x52, 0xc9, 0xf0, 0x59}},
        { // 22
                []byte{
                        0x01, 0x01, 0x01, 0x40, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x40, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x40, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xc2, 0x2f, 0x0a, 0x29, 0x4a, 0x71, 0xf2, 0x9f}},
        { // 23
                []byte{
                        0x01, 0x01, 0x01, 0x20, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x20, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x20, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xee, 0x37, 0x14, 0x83, 0x71, 0x4c, 0x02, 0xea}},
        { // 24
                []byte{
                        0x01, 0x01, 0x01, 0x10, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x10, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x10, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xa8, 0x1f, 0xbd, 0x44, 0x8f, 0x9e, 0x52, 0x2f}},
        { // 25
                []byte{
                        0x01, 0x01, 0x01, 0x08, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x08, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x08, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x4f, 0x64, 0x4c, 0x92, 0xe1, 0x92, 0xdf, 0xed}},
        { // 26
                []byte{
                        0x01, 0x01, 0x01, 0x04, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x04, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x04, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0x1a, 0xfa, 0x9a, 0x66, 0xa6, 0xdf, 0x92, 0xae}},
        { // 27
                []byte{
                        0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01},
                nil,
                []byte{0xb3, 0xc1, 0xcc, 0x71, 0x5c, 0xb8, 0x79, 0xd8}},
        { // 28
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x80, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x80, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x80, 0x01, 0x01, 0x01},
                nil,
                []byte{0x19, 0xd0, 0x32, 0xe6, 0x4a, 0xb0, 0xbd, 0x8b}},
        { // 29
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x40, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x40, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x40, 0x01, 0x01, 0x01},
                nil,
                []byte{0x3c, 0xfa, 0xa7, 0xa7, 0xdc, 0x87, 0x20, 0xdc}},
        { // 30
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x20, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x20, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x20, 0x01, 0x01, 0x01},
                nil,
                []byte{0xb7, 0x26, 0x5f, 0x7f, 0x44, 0x7a, 0xc6, 0xf3}},
        { // 31
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x10, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x10, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x10, 0x01, 0x01, 0x01},
                nil,
                []byte{0x9d, 0xb7, 0x3b, 0x3c, 0x0d, 0x16, 0x3f, 0x54}},
        { // 32
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x08, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x08, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x08, 0x01, 0x01, 0x01},
                nil,
                []byte{0x81, 0x81, 0xb6, 0x5b, 0xab, 0xf4, 0xa9, 0x75}},
        { // 33
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x04, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x04, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x04, 0x01, 0x01, 0x01},
                nil,
                []byte{0x93, 0xc9, 0xb6, 0x40, 0x42, 0xea, 0xa2, 0x40}},
        { // 34
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01},
                nil,
                []byte{0x55, 0x70, 0x53, 0x08, 0x29, 0x70, 0x55, 0x92}},
        { // 35
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x80, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x80, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x80, 0x01, 0x01},
                nil,
                []byte{0x86, 0x38, 0x80, 0x9e, 0x87, 0x87, 0x87, 0xa0}},
        { // 36
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x40, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x40, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x40, 0x01, 0x01},
                nil,
                []byte{0x41, 0xb9, 0xa7, 0x9a, 0xf7, 0x9a, 0xc2, 0x08}},
        { // 37
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x20, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x20, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x20, 0x01, 0x01},
                nil,
                []byte{0x7a, 0x9b, 0xe4, 0x2f, 0x20, 0x09, 0xa8, 0x92}},
        { // 38
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x10, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x10, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x10, 0x01, 0x01},
                nil,
                []byte{0x29, 0x03, 0x8d, 0x56, 0xba, 0x6d, 0x27, 0x45}},
        { // 39
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x08, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x08, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x08, 0x01, 0x01},
                nil,
                []byte{0x54, 0x95, 0xc6, 0xab, 0xf1, 0xe5, 0xdf, 0x51}},
        { // 40
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x01, 0x01},
                nil,
                []byte{0xae, 0x13, 0xdb, 0xd5, 0x61, 0x48, 0x89, 0x33}},
        { // 41
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01},
                nil,
                []byte{0x02, 0x4d, 0x1f, 0xfa, 0x89, 0x04, 0xe3, 0x89}},
        { // 42
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80, 0x01},
                nil,
                []byte{0xd1, 0x39, 0x97, 0x12, 0xf9, 0x9b, 0xf0, 0x2e}},
        { // 43
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x40, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x40, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x40, 0x01},
                nil,
                []byte{0x14, 0xc1, 0xd7, 0xc1, 0xcf, 0xfe, 0xc7, 0x9e}},
        { // 44
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x20, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x20, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x20, 0x01},
                nil,
                []byte{0x1d, 0xe5, 0x27, 0x9d, 0xae, 0x3b, 0xed, 0x6f}},
        { // 45
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x10, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x10, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x10, 0x01},
                nil,
                []byte{0xe9, 0x41, 0xa3, 0x3f, 0x85, 0x50, 0x13, 0x03}},
        { // 46
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08, 0x01},
                nil,
                []byte{0xda, 0x99, 0xdb, 0xbc, 0x9a, 0x03, 0xf3, 0x79}},
        { // 47
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x01},
                nil,
                []byte{0xb7, 0xfc, 0x92, 0xf9, 0x1d, 0x8e, 0x92, 0xe9}},
        { // 48
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01},
                nil,
                []byte{0xae, 0x8e, 0x5c, 0xaa, 0x3c, 0xa0, 0x4e, 0x85}},
        { // 49
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80},
                nil,
                []byte{0x9c, 0xc6, 0x2d, 0xf4, 0x3b, 0x6e, 0xed, 0x74}},
        { // 50
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x40,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x40,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x40},
                nil,
                []byte{0xd8, 0x63, 0xdb, 0xb5, 0xc5, 0x9a, 0x91, 0xa0}},
        { // 50
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x20,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x20,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x20},
                nil,
                []byte{0xa1, 0xab, 0x21, 0x90, 0x54, 0x5b, 0x91, 0xd7}},
        { // 52
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x10,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x10,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x10},
                nil,
                []byte{0x08, 0x75, 0x04, 0x1e, 0x64, 0xc5, 0x70, 0xf7}},
        { // 53
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08},
                nil,
                []byte{0x5a, 0x59, 0x45, 0x28, 0xbe, 0xbe, 0xf1, 0xcc}},
        { // 54
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04},
                nil,
                []byte{0xfc, 0xdb, 0x32, 0x91, 0xde, 0x21, 0xf0, 0xc0}},
        { // 55
                []byte{
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02,
                        0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02},
                nil,
                []byte{0x86, 0x9e, 0xfd, 0x7f, 0x9f, 0x26, 0x5a, 0x09}},
}

// Plaintext for use with Table A.3 tests
var tableA3Plaintext = []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}

// Table A.3 Values To Be Used for the Permutation Operation Known Answer Test
var tableA3Tests = []CryptTest{
        { // 0
                []byte{
                        0x10, 0x46, 0x91, 0x34, 0x89, 0x98, 0x01, 0x31,
                        0x10, 0x46, 0x91, 0x34, 0x89, 0x98, 0x01, 0x31,
                        0x10, 0x46, 0x91, 0x34, 0x89, 0x98, 0x01, 0x31,
                },
                nil,
                []byte{0x88, 0xd5, 0x5e, 0x54, 0xf5, 0x4c, 0x97, 0xb4}},
        { // 1
                []byte{
                        0x10, 0x07, 0x10, 0x34, 0x89, 0x98, 0x80, 0x20,
                        0x10, 0x07, 0x10, 0x34, 0x89, 0x98, 0x80, 0x20,
                        0x10, 0x07, 0x10, 0x34, 0x89, 0x98, 0x80, 0x20,
                },
                nil,
                []byte{0x0c, 0x0c, 0xc0, 0x0c, 0x83, 0xea, 0x48, 0xfd}},
        { // 2
                []byte{
                        0x10, 0x07, 0x10, 0x34, 0xc8, 0x98, 0x01, 0x20,
                        0x10, 0x07, 0x10, 0x34, 0xc8, 0x98, 0x01, 0x20,
                        0x10, 0x07, 0x10, 0x34, 0xc8, 0x98, 0x01, 0x20,
                },
                nil,
                []byte{0x83, 0xbc, 0x8e, 0xf3, 0xa6, 0x57, 0x01, 0x83}},
        { // 3
                []byte{
                        0x10, 0x46, 0x10, 0x34, 0x89, 0x98, 0x80, 0x20,
                        0x10, 0x46, 0x10, 0x34, 0x89, 0x98, 0x80, 0x20,
                        0x10, 0x46, 0x10, 0x34, 0x89, 0x98, 0x80, 0x20,
                },
                nil,
                []byte{0xdf, 0x72, 0x5d, 0xca, 0xd9, 0x4e, 0xa2, 0xe9}},
        { // 4
                []byte{
                        0x10, 0x86, 0x91, 0x15, 0x19, 0x19, 0x01, 0x01,
                        0x10, 0x86, 0x91, 0x15, 0x19, 0x19, 0x01, 0x01,
                        0x10, 0x86, 0x91, 0x15, 0x19, 0x19, 0x01, 0x01,
                },
                nil,
                []byte{0xe6, 0x52, 0xb5, 0x3b, 0x55, 0x0b, 0xe8, 0xb0}},
        { // 5
                []byte{
                        0x10, 0x86, 0x91, 0x15, 0x19, 0x58, 0x01, 0x01,
                        0x10, 0x86, 0x91, 0x15, 0x19, 0x58, 0x01, 0x01,
                        0x10, 0x86, 0x91, 0x15, 0x19, 0x58, 0x01, 0x01,
                },
                nil,
                []byte{0xaf, 0x52, 0x71, 0x20, 0xc4, 0x85, 0xcb, 0xb0}},
        { // 6
                []byte{
                        0x51, 0x07, 0xb0, 0x15, 0x19, 0x58, 0x01, 0x01,
                        0x51, 0x07, 0xb0, 0x15, 0x19, 0x58, 0x01, 0x01,
                        0x51, 0x07, 0xb0, 0x15, 0x19, 0x58, 0x01, 0x01,
                },
                nil,
                []byte{0x0f, 0x04, 0xce, 0x39, 0x3d, 0xb9, 0x26, 0xd5}},
        { // 7
                []byte{
                        0x10, 0x07, 0xb0, 0x15, 0x19, 0x19, 0x01, 0x01,
                        0x10, 0x07, 0xb0, 0x15, 0x19, 0x19, 0x01, 0x01,
                        0x10, 0x07, 0xb0, 0x15, 0x19, 0x19, 0x01, 0x01,
                },
                nil,
                []byte{0xc9, 0xf0, 0x0f, 0xfc, 0x74, 0x07, 0x90, 0x67}},
        { // 8
                []byte{
                        0x31, 0x07, 0x91, 0x54, 0x98, 0x08, 0x01, 0x01,
                        0x31, 0x07, 0x91, 0x54, 0x98, 0x08, 0x01, 0x01,
                        0x31, 0x07, 0x91, 0x54, 0x98, 0x08, 0x01, 0x01,
                },
                nil,
                []byte{0x7c, 0xfd, 0x82, 0xa5, 0x93, 0x25, 0x2b, 0x4e}},
        { // 9
                []byte{
                        0x31, 0x07, 0x91, 0x94, 0x98, 0x08, 0x01, 0x01,
                        0x31, 0x07, 0x91, 0x94, 0x98, 0x08, 0x01, 0x01,
                        0x31, 0x07, 0x91, 0x94, 0x98, 0x08, 0x01, 0x01,
                },
                nil,
                []byte{0xcb, 0x49, 0xa2, 0xf9, 0xe9, 0x13, 0x63, 0xe3}},
        { // 10
                []byte{
                        0x10, 0x07, 0x91, 0x15, 0xb9, 0x08, 0x01, 0x40,
                        0x10, 0x07, 0x91, 0x15, 0xb9, 0x08, 0x01, 0x40,
                        0x10, 0x07, 0x91, 0x15, 0xb9, 0x08, 0x01, 0x40,
                },
                nil,
                []byte{0x00, 0xb5, 0x88, 0xbe, 0x70, 0xd2, 0x3f, 0x56}},
        { // 11
                []byte{
                        0x31, 0x07, 0x91, 0x15, 0x98, 0x08, 0x01, 0x40,
                        0x31, 0x07, 0x91, 0x15, 0x98, 0x08, 0x01, 0x40,
                        0x31, 0x07, 0x91, 0x15, 0x98, 0x08, 0x01, 0x40,
                },
                nil,
                []byte{0x40, 0x6a, 0x9a, 0x6a, 0xb4, 0x33, 0x99, 0xae}},
        { // 12
                []byte{
                        0x10, 0x07, 0xd0, 0x15, 0x89, 0x98, 0x01, 0x01,
                        0x10, 0x07, 0xd0, 0x15, 0x89, 0x98, 0x01, 0x01,
                        0x10, 0x07, 0xd0, 0x15, 0x89, 0x98, 0x01, 0x01,
                },
                nil,
                []byte{0x6c, 0xb7, 0x73, 0x61, 0x1d, 0xca, 0x9a, 0xda}},
        { // 13
                []byte{
                        0x91, 0x07, 0x91, 0x15, 0x89, 0x98, 0x01, 0x01,
                        0x91, 0x07, 0x91, 0x15, 0x89, 0x98, 0x01, 0x01,
                        0x91, 0x07, 0x91, 0x15, 0x89, 0x98, 0x01, 0x01,
                },
                nil,
                []byte{0x67, 0xfd, 0x21, 0xc1, 0x7d, 0xbb, 0x5d, 0x70}},
        { // 14
                []byte{
                        0x91, 0x07, 0xd0, 0x15, 0x89, 0x19, 0x01, 0x01,
                        0x91, 0x07, 0xd0, 0x15, 0x89, 0x19, 0x01, 0x01,
                        0x91, 0x07, 0xd0, 0x15, 0x89, 0x19, 0x01, 0x01,
                },
                nil,
                []byte{0x95, 0x92, 0xcb, 0x41, 0x10, 0x43, 0x07, 0x87}},
        { // 15
                []byte{
                        0x10, 0x07, 0xd0, 0x15, 0x98, 0x98, 0x01, 0x20,
                        0x10, 0x07, 0xd0, 0x15, 0x98, 0x98, 0x01, 0x20,
                        0x10, 0x07, 0xd0, 0x15, 0x98, 0x98, 0x01, 0x20,
                },
                nil,
                []byte{0xa6, 0xb7, 0xff, 0x68, 0xa3, 0x18, 0xdd, 0xd3}},
        { // 16
                []byte{
                        0x10, 0x07, 0x94, 0x04, 0x98, 0x19, 0x01, 0x01,
                        0x10, 0x07, 0x94, 0x04, 0x98, 0x19, 0x01, 0x01,
                        0x10, 0x07, 0x94, 0x04, 0x98, 0x19, 0x01, 0x01,
                },
                nil,
                []byte{0x4d, 0x10, 0x21, 0x96, 0xc9, 0x14, 0xca, 0x16}},
        { // 17
                []byte{
                        0x01, 0x07, 0x91, 0x04, 0x91, 0x19, 0x04, 0x01,
                        0x01, 0x07, 0x91, 0x04, 0x91, 0x19, 0x04, 0x01,
                        0x01, 0x07, 0x91, 0x04, 0x91, 0x19, 0x04, 0x01,
                },
                nil,
                []byte{0x2d, 0xfa, 0x9f, 0x45, 0x73, 0x59, 0x49, 0x65}},
        { // 18
                []byte{
                        0x01, 0x07, 0x91, 0x04, 0x91, 0x19, 0x01, 0x01,
                        0x01, 0x07, 0x91, 0x04, 0x91, 0x19, 0x01, 0x01,
                        0x01, 0x07, 0x91, 0x04, 0x91, 0x19, 0x01, 0x01,
                },
                nil,
                []byte{0xb4, 0x66, 0x04, 0x81, 0x6c, 0x0e, 0x07, 0x74}},
        { // 19
                []byte{
                        0x01, 0x07, 0x94, 0x04, 0x91, 0x19, 0x04, 0x01,
                        0x01, 0x07, 0x94, 0x04, 0x91, 0x19, 0x04, 0x01,
                        0x01, 0x07, 0x94, 0x04, 0x91, 0x19, 0x04, 0x01,
                },
                nil,
                []byte{0x6e, 0x7e, 0x62, 0x21, 0xa4, 0xf3, 0x4e, 0x87}},
        { // 20
                []byte{
                        0x19, 0x07, 0x92, 0x10, 0x98, 0x1a, 0x01, 0x01,
                        0x19, 0x07, 0x92, 0x10, 0x98, 0x1a, 0x01, 0x01,
                        0x19, 0x07, 0x92, 0x10, 0x98, 0x1a, 0x01, 0x01,
                },
                nil,
                []byte{0xaa, 0x85, 0xe7, 0x46, 0x43, 0x23, 0x31, 0x99}},
        { // 21
                []byte{
                        0x10, 0x07, 0x91, 0x19, 0x98, 0x19, 0x08, 0x01,
                        0x10, 0x07, 0x91, 0x19, 0x98, 0x19, 0x08, 0x01,
                        0x10, 0x07, 0x91, 0x19, 0x98, 0x19, 0x08, 0x01,
                },
                nil,
                []byte{0x2e, 0x5a, 0x19, 0xdb, 0x4d, 0x19, 0x62, 0xd6}},
        { // 22
                []byte{
                        0x10, 0x07, 0x91, 0x19, 0x98, 0x1a, 0x08, 0x01,
                        0x10, 0x07, 0x91, 0x19, 0x98, 0x1a, 0x08, 0x01,
                        0x10, 0x07, 0x91, 0x19, 0x98, 0x1a, 0x08, 0x01,
                },
                nil,
                []byte{0x23, 0xa8, 0x66, 0xa8, 0x09, 0xd3, 0x08, 0x94}},
        { // 23
                []byte{
                        0x10, 0x07, 0x92, 0x10, 0x98, 0x19, 0x01, 0x01,
                        0x10, 0x07, 0x92, 0x10, 0x98, 0x19, 0x01, 0x01,
                        0x10, 0x07, 0x92, 0x10, 0x98, 0x19, 0x01, 0x01,
                },
                nil,
                []byte{0xd8, 0x12, 0xd9, 0x61, 0xf0, 0x17, 0xd3, 0x20}},
        { // 24
                []byte{
                        0x10, 0x07, 0x91, 0x15, 0x98, 0x19, 0x01, 0x0b,
                        0x10, 0x07, 0x91, 0x15, 0x98, 0x19, 0x01, 0x0b,
                        0x10, 0x07, 0x91, 0x15, 0x98, 0x19, 0x01, 0x0b,
                },
                nil,
                []byte{0x05, 0x56, 0x05, 0x81, 0x6e, 0x58, 0x60, 0x8f}},
        { // 25
                []byte{
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x01,
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x01,
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x01,
                },
                nil,
                []byte{0xab, 0xd8, 0x8e, 0x8b, 0x1b, 0x77, 0x16, 0xf1}},
        { // 26
                []byte{
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x02,
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x02,
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x02,
                },
                nil,
                []byte{0x53, 0x7a, 0xc9, 0x5b, 0xe6, 0x9d, 0xa1, 0xe1}},
        { // 27
                []byte{
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x08,
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x08,
                        0x10, 0x04, 0x80, 0x15, 0x98, 0x19, 0x01, 0x08,
                },
                nil,
                []byte{0xae, 0xd0, 0xf6, 0xae, 0x3c, 0x25, 0xcd, 0xd8}},
        { // 28
                []byte{
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x10, 0x01, 0x04,
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x10, 0x01, 0x04,
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x10, 0x01, 0x04,
                },
                nil,
                []byte{0xb3, 0xe3, 0x5a, 0x5e, 0xe5, 0x3e, 0x7b, 0x8d}},
        { // 29
                []byte{
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x19, 0x01, 0x04,
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x19, 0x01, 0x04,
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x19, 0x01, 0x04,
                },
                nil,
                []byte{0x61, 0xc7, 0x9c, 0x71, 0x92, 0x1a, 0x2e, 0xf8}},
        { // 30
                []byte{
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x10, 0x02, 0x01,
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x10, 0x02, 0x01,
                        0x10, 0x02, 0x91, 0x15, 0x98, 0x10, 0x02, 0x01,
                },
                nil,
                []byte{0xe2, 0xf5, 0x72, 0x8f, 0x09, 0x95, 0x01, 0x3c}},
        { // 31
                []byte{
                        0x10, 0x02, 0x91, 0x16, 0x98, 0x10, 0x01, 0x01,
                        0x10, 0x02, 0x91, 0x16, 0x98, 0x10, 0x01, 0x01,
                        0x10, 0x02, 0x91, 0x16, 0x98, 0x10, 0x01, 0x01,
                },
                nil,
                []byte{0x1a, 0xea, 0xc3, 0x9a, 0x61, 0xf0, 0xa4, 0x64}},
}

// Table A.4 Values To Be Used for the Substitution Table Known Answer Test
var tableA4Tests = []CryptTest{
        { // 0
                []byte{
                        0x7c, 0xa1, 0x10, 0x45, 0x4a, 0x1a, 0x6e, 0x57,
                        0x7c, 0xa1, 0x10, 0x45, 0x4a, 0x1a, 0x6e, 0x57,
                        0x7c, 0xa1, 0x10, 0x45, 0x4a, 0x1a, 0x6e, 0x57},
                []byte{0x01, 0xa1, 0xd6, 0xd0, 0x39, 0x77, 0x67, 0x42},
                []byte{0x69, 0x0f, 0x5b, 0x0d, 0x9a, 0x26, 0x93, 0x9b}},
        { // 1
                []byte{
                        0x01, 0x31, 0xd9, 0x61, 0x9d, 0xc1, 0x37, 0x6e,
                        0x01, 0x31, 0xd9, 0x61, 0x9d, 0xc1, 0x37, 0x6e,
                        0x01, 0x31, 0xd9, 0x61, 0x9d, 0xc1, 0x37, 0x6e},
                []byte{0x5c, 0xd5, 0x4c, 0xa8, 0x3d, 0xef, 0x57, 0xda},
                []byte{0x7a, 0x38, 0x9d, 0x10, 0x35, 0x4b, 0xd2, 0x71}},
        { // 2
                []byte{
                        0x07, 0xa1, 0x13, 0x3e, 0x4a, 0x0b, 0x26, 0x86,
                        0x07, 0xa1, 0x13, 0x3e, 0x4a, 0x0b, 0x26, 0x86,
                        0x07, 0xa1, 0x13, 0x3e, 0x4a, 0x0b, 0x26, 0x86},
                []byte{0x02, 0x48, 0xd4, 0x38, 0x06, 0xf6, 0x71, 0x72},
                []byte{0x86, 0x8e, 0xbb, 0x51, 0xca, 0xb4, 0x59, 0x9a}},
        { // 3
                []byte{
                        0x38, 0x49, 0x67, 0x4c, 0x26, 0x02, 0x31, 0x9e,
                        0x38, 0x49, 0x67, 0x4c, 0x26, 0x02, 0x31, 0x9e,
                        0x38, 0x49, 0x67, 0x4c, 0x26, 0x02, 0x31, 0x9e},
                []byte{0x51, 0x45, 0x4b, 0x58, 0x2d, 0xdf, 0x44, 0x0a},
                []byte{0x71, 0x78, 0x87, 0x6e, 0x01, 0xf1, 0x9b, 0x2a}},
        { // 4
                []byte{
                        0x04, 0xb9, 0x15, 0xba, 0x43, 0xfe, 0xb5, 0xb6,
                        0x04, 0xb9, 0x15, 0xba, 0x43, 0xfe, 0xb5, 0xb6,
                        0x04, 0xb9, 0x15, 0xba, 0x43, 0xfe, 0xb5, 0xb6},
                []byte{0x42, 0xfd, 0x44, 0x30, 0x59, 0x57, 0x7f, 0xa2},
                []byte{0xaf, 0x37, 0xfb, 0x42, 0x1f, 0x8c, 0x40, 0x95}},
        { // 5
                []byte{
                        0x01, 0x13, 0xb9, 0x70, 0xfd, 0x34, 0xf2, 0xce,
                        0x01, 0x13, 0xb9, 0x70, 0xfd, 0x34, 0xf2, 0xce,
                        0x01, 0x13, 0xb9, 0x70, 0xfd, 0x34, 0xf2, 0xce},
                []byte{0x05, 0x9b, 0x5e, 0x08, 0x51, 0xcf, 0x14, 0x3a},
                []byte{0x86, 0xa5, 0x60, 0xf1, 0x0e, 0xc6, 0xd8, 0x5b}},
        { // 6
                []byte{
                        0x01, 0x70, 0xf1, 0x75, 0x46, 0x8f, 0xb5, 0xe6,
                        0x01, 0x70, 0xf1, 0x75, 0x46, 0x8f, 0xb5, 0xe6,
                        0x01, 0x70, 0xf1, 0x75, 0x46, 0x8f, 0xb5, 0xe6},
                []byte{0x07, 0x56, 0xd8, 0xe0, 0x77, 0x47, 0x61, 0xd2},
                []byte{0x0c, 0xd3, 0xda, 0x02, 0x00, 0x21, 0xdc, 0x09}},
        { // 7
                []byte{
                        0x43, 0x29, 0x7f, 0xad, 0x38, 0xe3, 0x73, 0xfe,
                        0x43, 0x29, 0x7f, 0xad, 0x38, 0xe3, 0x73, 0xfe,
                        0x43, 0x29, 0x7f, 0xad, 0x38, 0xe3, 0x73, 0xfe},
                []byte{0x76, 0x25, 0x14, 0xb8, 0x29, 0xbf, 0x48, 0x6a},
                []byte{0xea, 0x67, 0x6b, 0x2c, 0xb7, 0xdb, 0x2b, 0x7a}},
        { // 8
                []byte{
                        0x07, 0xa7, 0x13, 0x70, 0x45, 0xda, 0x2a, 0x16,
                        0x07, 0xa7, 0x13, 0x70, 0x45, 0xda, 0x2a, 0x16,
                        0x07, 0xa7, 0x13, 0x70, 0x45, 0xda, 0x2a, 0x16},
                []byte{0x3b, 0xdd, 0x11, 0x90, 0x49, 0x37, 0x28, 0x02},
                []byte{0xdf, 0xd6, 0x4a, 0x81, 0x5c, 0xaf, 0x1a, 0x0f}},
        { // 9
                []byte{
                        0x04, 0x68, 0x91, 0x04, 0xc2, 0xfd, 0x3b, 0x2f,
                        0x04, 0x68, 0x91, 0x04, 0xc2, 0xfd, 0x3b, 0x2f,
                        0x04, 0x68, 0x91, 0x04, 0xc2, 0xfd, 0x3b, 0x2f},
                []byte{0x26, 0x95, 0x5f, 0x68, 0x35, 0xaf, 0x60, 0x9a},
                []byte{0x5c, 0x51, 0x3c, 0x9c, 0x48, 0x86, 0xc0, 0x88}},
        { // 10
                []byte{
                        0x37, 0xd0, 0x6b, 0xb5, 0x16, 0xcb, 0x75, 0x46,
                        0x37, 0xd0, 0x6b, 0xb5, 0x16, 0xcb, 0x75, 0x46,
                        0x37, 0xd0, 0x6b, 0xb5, 0x16, 0xcb, 0x75, 0x46},
                []byte{0x16, 0x4d, 0x5e, 0x40, 0x4f, 0x27, 0x52, 0x32},
                []byte{0x0a, 0x2a, 0xee, 0xae, 0x3f, 0xf4, 0xab, 0x77}},
        { // 11
                []byte{
                        0x1f, 0x08, 0x26, 0x0d, 0x1a, 0xc2, 0x46, 0x5e,
                        0x1f, 0x08, 0x26, 0x0d, 0x1a, 0xc2, 0x46, 0x5e,
                        0x1f, 0x08, 0x26, 0x0d, 0x1a, 0xc2, 0x46, 0x5e},
                []byte{0x6b, 0x05, 0x6e, 0x18, 0x75, 0x9f, 0x5c, 0xca},
                []byte{0xef, 0x1b, 0xf0, 0x3e, 0x5d, 0xfa, 0x57, 0x5a}},
        { // 12
                []byte{
                        0x58, 0x40, 0x23, 0x64, 0x1a, 0xba, 0x61, 0x76,
                        0x58, 0x40, 0x23, 0x64, 0x1a, 0xba, 0x61, 0x76,
                        0x58, 0x40, 0x23, 0x64, 0x1a, 0xba, 0x61, 0x76},
                []byte{0x00, 0x4b, 0xd6, 0xef, 0x09, 0x17, 0x60, 0x62},
                []byte{0x88, 0xbf, 0x0d, 0xb6, 0xd7, 0x0d, 0xee, 0x56}},
        { // 13
                []byte{
                        0x02, 0x58, 0x16, 0x16, 0x46, 0x29, 0xb0, 0x07,
                        0x02, 0x58, 0x16, 0x16, 0x46, 0x29, 0xb0, 0x07,
                        0x02, 0x58, 0x16, 0x16, 0x46, 0x29, 0xb0, 0x07},
                []byte{0x48, 0x0d, 0x39, 0x00, 0x6e, 0xe7, 0x62, 0xf2},
                []byte{0xa1, 0xf9, 0x91, 0x55, 0x41, 0x02, 0x0b, 0x56}},
        { // 14
                []byte{
                        0x49, 0x79, 0x3e, 0xbc, 0x79, 0xb3, 0x25, 0x8f,
                        0x49, 0x79, 0x3e, 0xbc, 0x79, 0xb3, 0x25, 0x8f,
                        0x49, 0x79, 0x3e, 0xbc, 0x79, 0xb3, 0x25, 0x8f},
                []byte{0x43, 0x75, 0x40, 0xc8, 0x69, 0x8f, 0x3c, 0xfa},
                []byte{0x6f, 0xbf, 0x1c, 0xaf, 0xcf, 0xfd, 0x05, 0x56}},
        { // 15
                []byte{
                        0x4f, 0xb0, 0x5e, 0x15, 0x15, 0xab, 0x73, 0xa7,
                        0x4f, 0xb0, 0x5e, 0x15, 0x15, 0xab, 0x73, 0xa7,
                        0x4f, 0xb0, 0x5e, 0x15, 0x15, 0xab, 0x73, 0xa7},
                []byte{0x07, 0x2d, 0x43, 0xa0, 0x77, 0x07, 0x52, 0x92},
                []byte{0x2f, 0x22, 0xe4, 0x9b, 0xab, 0x7c, 0xa1, 0xac}},
        { // 16
                []byte{
                        0x49, 0xe9, 0x5d, 0x6d, 0x4c, 0xa2, 0x29, 0xbf,
                        0x49, 0xe9, 0x5d, 0x6d, 0x4c, 0xa2, 0x29, 0xbf,
                        0x49, 0xe9, 0x5d, 0x6d, 0x4c, 0xa2, 0x29, 0xbf},
                []byte{0x02, 0xfe, 0x55, 0x77, 0x81, 0x17, 0xf1, 0x2a},
                []byte{0x5a, 0x6b, 0x61, 0x2c, 0xc2, 0x6c, 0xce, 0x4a}},
        { // 17
                []byte{
                        0x01, 0x83, 0x10, 0xdc, 0x40, 0x9b, 0x26, 0xd6,
                        0x01, 0x83, 0x10, 0xdc, 0x40, 0x9b, 0x26, 0xd6,
                        0x01, 0x83, 0x10, 0xdc, 0x40, 0x9b, 0x26, 0xd6},
                []byte{0x1d, 0x9d, 0x5c, 0x50, 0x18, 0xf7, 0x28, 0xc2},
                []byte{0x5f, 0x4c, 0x03, 0x8e, 0xd1, 0x2b, 0x2e, 0x41}},
        { // 18
                []byte{
                        0x1c, 0x58, 0x7f, 0x1c, 0x13, 0x92, 0x4f, 0xef,
                        0x1c, 0x58, 0x7f, 0x1c, 0x13, 0x92, 0x4f, 0xef,
                        0x1c, 0x58, 0x7f, 0x1c, 0x13, 0x92, 0x4f, 0xef},
                []byte{0x30, 0x55, 0x32, 0x28, 0x6d, 0x6f, 0x29, 0x5a},
                []byte{0x63, 0xfa, 0xc0, 0xd0, 0x34, 0xd9, 0xf7, 0x93}},
}

// Use the known weak keys to test DES implementation
func TestWeakKeys(t *testing.T) {
        for i, tt := range weakKeyTests {
                var encrypt = func(in []byte) (out []byte) {
                        c, _ := NewCipher(tt.key)
                        out = make([]byte, len(in))
                        encryptBlock(c.subkeys[:], out, in)
                        return
                }

                // Encrypting twice with a DES weak
                // key should reproduce the original input
                result := encrypt(tt.in)
                result = encrypt(result)

                if !bytes.Equal(result, tt.in) {
                        t.Errorf("#%d: result: %x want: %x", i, result, tt.in)
                }
        }
}

// Use the known semi-weak key pairs to test DES implementation
func TestSemiWeakKeyPairs(t *testing.T) {
        for i, tt := range semiWeakKeyTests {
                var encrypt = func(key, in []byte) (out []byte) {
                        c, _ := NewCipher(key)
                        out = make([]byte, len(in))
                        encryptBlock(c.subkeys[:], out, in)
                        return
                }

                // Encrypting with one member of the semi-weak pair
                // and then encrypting the result with the other member
                // should reproduce the original input.
                result := encrypt(tt.key, tt.in)
                result = encrypt(tt.out, result)

                if !bytes.Equal(result, tt.in) {
                        t.Errorf("#%d: result: %x want: %x", i, result, tt.in)
                }
        }
}

func TestDESEncryptBlock(t *testing.T) {
        for i, tt := range encryptDESTests {
                c, _ := NewCipher(tt.key)
                out := make([]byte, len(tt.in))
                encryptBlock(c.subkeys[:], out, tt.in)

                if !bytes.Equal(out, tt.out) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.out)
                }
        }
}

func TestDESDecryptBlock(t *testing.T) {
        for i, tt := range encryptDESTests {
                c, _ := NewCipher(tt.key)
                plain := make([]byte, len(tt.in))
                decryptBlock(c.subkeys[:], plain, tt.out)

                if !bytes.Equal(plain, tt.in) {
                        t.Errorf("#%d: result: %x want: %x", i, plain, tt.in)
                }
        }
}

func TestEncryptTripleDES(t *testing.T) {
        for i, tt := range encryptTripleDESTests {
                c, _ := NewTripleDESCipher(tt.key)
                out := make([]byte, len(tt.in))
                c.Encrypt(out, tt.in)

                if !bytes.Equal(out, tt.out) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.out)
                }
        }
}

func TestDecryptTripleDES(t *testing.T) {
        for i, tt := range encryptTripleDESTests {
                c, _ := NewTripleDESCipher(tt.key)

                plain := make([]byte, len(tt.in))
                c.Decrypt(plain, tt.out)

                if !bytes.Equal(plain, tt.in) {
                        t.Errorf("#%d: result: %x want: %x", i, plain, tt.in)
                }
        }
}

// Defined in Pub 800-20
func TestVariablePlaintextKnownAnswer(t *testing.T) {
        for i, tt := range tableA1Tests {
                c, _ := NewTripleDESCipher(tableA1Key)

                out := make([]byte, len(tt.in))
                c.Encrypt(out, tt.in)

                if !bytes.Equal(out, tt.out) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.out)
                }
        }
}

// Defined in Pub 800-20
func TestVariableCiphertextKnownAnswer(t *testing.T) {
        for i, tt := range tableA1Tests {
                c, _ := NewTripleDESCipher(tableA1Key)

                plain := make([]byte, len(tt.out))
                c.Decrypt(plain, tt.out)

                if !bytes.Equal(plain, tt.in) {
                        t.Errorf("#%d: result: %x want: %x", i, plain, tt.in)
                }
        }
}

// Defined in Pub 800-20
// Encrypting the Table A.1 ciphertext with the
// 0x01... key produces the original plaintext
func TestInversePermutationKnownAnswer(t *testing.T) {
        for i, tt := range tableA1Tests {
                c, _ := NewTripleDESCipher(tableA1Key)

                plain := make([]byte, len(tt.in))
                c.Encrypt(plain, tt.out)

                if !bytes.Equal(plain, tt.in) {
                        t.Errorf("#%d: result: %x want: %x", i, plain, tt.in)
                }
        }
}

// Defined in Pub 800-20
// Decrypting the Table A.1 plaintext with the
// 0x01... key produces the corresponding ciphertext
func TestInitialPermutationKnownAnswer(t *testing.T) {
        for i, tt := range tableA1Tests {
                c, _ := NewTripleDESCipher(tableA1Key)

                out := make([]byte, len(tt.in))
                c.Decrypt(out, tt.in)

                if !bytes.Equal(out, tt.out) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.out)
                }
        }
}

// Defined in Pub 800-20
func TestVariableKeyKnownAnswerEncrypt(t *testing.T) {
        for i, tt := range tableA2Tests {
                c, _ := NewTripleDESCipher(tt.key)

                out := make([]byte, len(tableA2Plaintext))
                c.Encrypt(out, tableA2Plaintext)

                if !bytes.Equal(out, tt.out) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.out)
                }
        }
}

// Defined in Pub 800-20
func TestVariableKeyKnownAnswerDecrypt(t *testing.T) {
        for i, tt := range tableA2Tests {
                c, _ := NewTripleDESCipher(tt.key)

                out := make([]byte, len(tt.out))
                c.Decrypt(out, tt.out)

                if !bytes.Equal(out, tableA2Plaintext) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tableA2Plaintext)
                }
        }
}

// Defined in Pub 800-20
func TestPermutationOperationKnownAnswerEncrypt(t *testing.T) {
        for i, tt := range tableA3Tests {
                c, _ := NewTripleDESCipher(tt.key)

                out := make([]byte, len(tableA3Plaintext))
                c.Encrypt(out, tableA3Plaintext)

                if !bytes.Equal(out, tt.out) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.out)
                }
        }
}

// Defined in Pub 800-20
func TestPermutationOperationKnownAnswerDecrypt(t *testing.T) {
        for i, tt := range tableA3Tests {
                c, _ := NewTripleDESCipher(tt.key)

                out := make([]byte, len(tt.out))
                c.Decrypt(out, tt.out)

                if !bytes.Equal(out, tableA3Plaintext) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tableA3Plaintext)
                }
        }
}

// Defined in Pub 800-20
func TestSubstitutionTableKnownAnswerEncrypt(t *testing.T) {
        for i, tt := range tableA4Tests {
                c, _ := NewTripleDESCipher(tt.key)

                out := make([]byte, len(tt.in))
                c.Encrypt(out, tt.in)

                if !bytes.Equal(out, tt.out) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.out)
                }
        }
}

// Defined in Pub 800-20
func TestSubstitutionTableKnownAnswerDecrypt(t *testing.T) {
        for i, tt := range tableA4Tests {
                c, _ := NewTripleDESCipher(tt.key)

                out := make([]byte, len(tt.out))
                c.Decrypt(out, tt.out)

                if !bytes.Equal(out, tt.in) {
                        t.Errorf("#%d: result: %x want: %x", i, out, tt.in)
                }
        }
}