151 lines
5.1 KiB
PHP
151 lines
5.1 KiB
PHP
--TEST--
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Check for libsodium box
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--SKIPIF--
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<?php if (!extension_loaded("sodium")) print "skip"; ?>
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--FILE--
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<?php
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$keypair = sodium_crypto_box_keypair();
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var_dump(strlen($keypair) === SODIUM_CRYPTO_BOX_KEYPAIRBYTES);
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$sk = sodium_crypto_box_secretkey($keypair);
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var_dump(strlen($sk) === SODIUM_CRYPTO_BOX_SECRETKEYBYTES);
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$pk = sodium_crypto_box_publickey($keypair);
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var_dump(strlen($pk) === SODIUM_CRYPTO_BOX_PUBLICKEYBYTES);
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var_dump($pk !== $sk);
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$pk2 = sodium_crypto_box_publickey_from_secretkey($sk);
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var_dump($pk === $pk2);
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$pk2 = sodium_crypto_scalarmult_base($sk);
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var_dump($pk === $pk2);
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$keypair2 = sodium_crypto_box_keypair_from_secretkey_and_publickey($sk, $pk);
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var_dump($keypair === $keypair2);
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$seed_x = str_repeat('x', SODIUM_CRYPTO_BOX_SEEDBYTES);
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$seed_y = str_repeat('y', SODIUM_CRYPTO_BOX_SEEDBYTES);
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$alice_box_kp = sodium_crypto_box_seed_keypair($seed_x);
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$bob_box_kp = sodium_crypto_box_seed_keypair($seed_y);
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$message_nonce = random_bytes(SODIUM_CRYPTO_BOX_NONCEBYTES);
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$alice_box_secretkey = sodium_crypto_box_secretkey($alice_box_kp);
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$bob_box_publickey = sodium_crypto_box_publickey($bob_box_kp);
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$alice_to_bob_kp = sodium_crypto_box_keypair_from_secretkey_and_publickey(
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$alice_box_secretkey,
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$bob_box_publickey
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);
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$msg = "Here is another message, to be signed using Alice's secret key, and " .
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"to be encrypted using Bob's public key. The keys will always be the same " .
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"since they are derived from a fixed seeds";
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$ciphertext = sodium_crypto_box(
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$msg,
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$message_nonce,
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$alice_to_bob_kp
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);
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try {
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$ciphertext = sodium_crypto_box(
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$msg,
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$message_nonce,
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substr($alice_to_bob_kp, 1)
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);
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} catch (SodiumException $ex) {
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echo $ex->getMessage(), PHP_EOL;
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}
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sodium_memzero($alice_box_kp);
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sodium_memzero($bob_box_kp);
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$alice_box_kp = sodium_crypto_box_seed_keypair($seed_x);
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$bob_box_kp = sodium_crypto_box_seed_keypair($seed_y);
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$alice_box_publickey = sodium_crypto_box_publickey($alice_box_kp);
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$bob_box_secretkey = sodium_crypto_box_secretkey($bob_box_kp);
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$bob_to_alice_kp = sodium_crypto_box_keypair_from_secretkey_and_publickey(
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$bob_box_secretkey,
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$alice_box_publickey
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);
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$plaintext = sodium_crypto_box_open(
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$ciphertext,
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$message_nonce,
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$bob_to_alice_kp
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);
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var_dump($msg === $plaintext);
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$alice_kp = sodium_crypto_box_keypair();
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$alice_secretkey = sodium_crypto_box_secretkey($alice_kp);
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$alice_publickey = sodium_crypto_box_publickey($alice_kp);
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$bob_kp = sodium_crypto_box_keypair();
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$bob_secretkey = sodium_crypto_box_secretkey($bob_kp);
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$bob_publickey = sodium_crypto_box_publickey($bob_kp);
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$alice_to_bob_kp = sodium_crypto_box_keypair_from_secretkey_and_publickey
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($alice_secretkey, $bob_publickey);
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$bob_to_alice_kp = sodium_crypto_box_keypair_from_secretkey_and_publickey
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($bob_secretkey, $alice_publickey);
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$alice_to_bob_message_nonce = random_bytes(SODIUM_CRYPTO_BOX_NONCEBYTES);
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$alice_to_bob_ciphertext = sodium_crypto_box('Hi, this is Alice',
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$alice_to_bob_message_nonce,
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$alice_to_bob_kp);
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$alice_message_decrypted_by_bob = sodium_crypto_box_open($alice_to_bob_ciphertext,
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$alice_to_bob_message_nonce,
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$bob_to_alice_kp);
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$bob_to_alice_message_nonce = random_bytes(SODIUM_CRYPTO_BOX_NONCEBYTES);
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$bob_to_alice_ciphertext = sodium_crypto_box('Hi Alice! This is Bob',
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$bob_to_alice_message_nonce,
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$bob_to_alice_kp);
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$bob_message_decrypted_by_alice = sodium_crypto_box_open($bob_to_alice_ciphertext,
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$bob_to_alice_message_nonce,
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$alice_to_bob_kp);
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var_dump($alice_message_decrypted_by_bob);
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var_dump($bob_message_decrypted_by_alice);
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if (SODIUM_LIBRARY_MAJOR_VERSION > 7 ||
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(SODIUM_LIBRARY_MAJOR_VERSION == 7 &&
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SODIUM_LIBRARY_MINOR_VERSION >= 5)) {
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$anonymous_message_to_alice = sodium_crypto_box_seal('Anonymous message',
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$alice_publickey);
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$decrypted_message = sodium_crypto_box_seal_open($anonymous_message_to_alice,
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$alice_kp);
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} else {
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$decrypted_message = 'Anonymous message';
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}
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var_dump($decrypted_message);
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$msg = sodium_hex2bin(
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'7375f4094f1151640bd853cb13dbc1a0ee9e13b0287a89d34fa2f6732be9de13f88457553d'.
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'768347116522d6d32c9cb353ef07aa7c83bd129b2bb5db35b28334c935b24f2639405a0604'
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);
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$kp = sodium_hex2bin(
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'36a6c2b96a650d80bf7e025e0f58f3d636339575defb370801a54213bd54582d'.
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'5aecbcf7866e7a4d58a6c1317e2b955f54ecbe2fcbbf7d262c10636ed524480c'
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);
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var_dump(sodium_crypto_box_seal_open($msg, $kp));
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?>
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--EXPECT--
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bool(true)
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bool(true)
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bool(true)
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bool(true)
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bool(true)
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bool(true)
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bool(true)
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sodium_crypto_box(): Argument #3 ($key_pair) must be SODIUM_CRYPTO_BOX_KEYPAIRBYTES bytes long
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bool(true)
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string(17) "Hi, this is Alice"
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string(21) "Hi Alice! This is Bob"
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string(17) "Anonymous message"
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string(26) "This is for your eyes only"
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