mirror of https://github.com/golang/go.git
104 lines
2.0 KiB
Go
104 lines
2.0 KiB
Go
// Copyright 2021 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build ppc64le
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package cipher_test
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import (
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"bytes"
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"crypto/aes"
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"crypto/cipher"
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"crypto/rand"
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"testing"
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"time"
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)
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var cbcAESFuzzTests = []struct {
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name string
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key []byte
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}{
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{
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"CBC-AES128",
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commonKey128,
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},
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{
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"CBC-AES192",
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commonKey192,
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},
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{
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"CBC-AES256",
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commonKey256,
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},
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}
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var timeout *time.Timer
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const datalen = 1024
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func TestFuzz(t *testing.T) {
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for _, ft := range cbcAESFuzzTests {
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c, _ := aes.NewCipher(ft.key)
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cbcAsm := cipher.NewCBCEncrypter(c, commonIV)
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cbcGeneric := cipher.NewCBCGenericEncrypter(c, commonIV)
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if testing.Short() {
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timeout = time.NewTimer(10 * time.Millisecond)
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} else {
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timeout = time.NewTimer(2 * time.Second)
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}
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indata := make([]byte, datalen)
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outgeneric := make([]byte, datalen)
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outdata := make([]byte, datalen)
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fuzzencrypt:
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for {
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select {
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case <-timeout.C:
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break fuzzencrypt
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default:
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}
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rand.Read(indata[:])
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cbcGeneric.CryptBlocks(indata, outgeneric)
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cbcAsm.CryptBlocks(indata, outdata)
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if !bytes.Equal(outdata, outgeneric) {
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t.Fatalf("AES-CBC encryption does not match reference result: %x and %x, please report this error to security@golang.org", outdata, outgeneric)
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}
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}
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cbcAsm = cipher.NewCBCDecrypter(c, commonIV)
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cbcGeneric = cipher.NewCBCGenericDecrypter(c, commonIV)
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if testing.Short() {
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timeout = time.NewTimer(10 * time.Millisecond)
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} else {
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timeout = time.NewTimer(2 * time.Second)
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}
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fuzzdecrypt:
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for {
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select {
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case <-timeout.C:
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break fuzzdecrypt
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default:
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}
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rand.Read(indata[:])
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cbcGeneric.CryptBlocks(indata, outgeneric)
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cbcAsm.CryptBlocks(indata, outdata)
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if !bytes.Equal(outdata, outgeneric) {
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t.Fatalf("AES-CBC decryption does not match reference result: %x and %x, please report this error to security@golang.org", outdata, outgeneric)
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}
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}
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}
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}
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