Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

crypto: add test case for AES key wrapping #20587

Closed
wants to merge 1 commit into from
Closed
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion src/node_crypto.cc
Original file line number Diff line number Diff line change
Expand Up @@ -2998,7 +2998,7 @@ CipherBase::UpdateResult CipherBase::Update(const char* data,
int buff_len = len + EVP_CIPHER_CTX_block_size(ctx_.get());
// For key wrapping algorithms, get output size by calling
// EVP_CipherUpdate() with null output.
if (mode == EVP_CIPH_WRAP_MODE &&
if (kind_ == kCipher && mode == EVP_CIPH_WRAP_MODE &&
Copy link
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Is this change intended? If so, this likely should be a different commit.

Copy link
Member Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

@jasnell this is needed. Sorry the title of this commit is a little misleading but I explained that I need the code change in the description

EVP_CipherUpdate(ctx_.get(),
nullptr,
&buff_len,
Expand Down
62 changes: 62 additions & 0 deletions test/parallel/test-crypto-aes-wrap.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,62 @@
'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');

const assert = require('assert');
const crypto = require('crypto');

const test = [
{
algorithm: 'aes128-wrap',
key: 'b26f309fbe57e9b3bb6ae5ef31d54450',
iv: '3fd838af4093d749',
text: '12345678123456781234567812345678'
},
{
algorithm: 'id-aes128-wrap-pad',
key: 'b26f309fbe57e9b3bb6ae5ef31d54450',
iv: '3fd838af',
text: '12345678123456781234567812345678123'
},
{
algorithm: 'aes192-wrap',
key: '40978085d68091f7dfca0d7dfc7a5ee76d2cc7f2f345a304',
iv: '3fd838af4093d749',
text: '12345678123456781234567812345678'
},
{
algorithm: 'id-aes192-wrap-pad',
key: '40978085d68091f7dfca0d7dfc7a5ee76d2cc7f2f345a304',
iv: '3fd838af',
text: '12345678123456781234567812345678123'
},
{
algorithm: 'aes256-wrap',
key: '29c9eab5ed5ad44134a1437fe2e673b4d88a5b7c72e68454fea08721392b7323',
iv: '3fd838af4093d749',
text: '12345678123456781234567812345678'
},
{
algorithm: 'id-aes256-wrap-pad',
key: '29c9eab5ed5ad44134a1437fe2e673b4d88a5b7c72e68454fea08721392b7323',
iv: '3fd838af',
text: '12345678123456781234567812345678123'
},
];

test.forEach((data) => {
const cipher = crypto.createCipheriv(
data.algorithm,
Buffer.from(data.key, 'hex'),
Buffer.from(data.iv, 'hex'));
const ciphertext = cipher.update(data.text, 'utf8');

const decipher = crypto.createDecipheriv(
data.algorithm,
Buffer.from(data.key, 'hex'),
Buffer.from(data.iv, 'hex'));
const msg = decipher.update(ciphertext, 'buffer', 'utf8');

assert.strictEqual(msg, data.text, `${data.algorithm} test case failed`);
});