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104 lines
3.7 KiB
C++
104 lines
3.7 KiB
C++
/* Cryptographic Abstraction Unit Tests
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*
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* Copyright (c) 2021-2022 The OSCAR Team
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of the source code
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* for more details. */
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#include "cryptotests.h"
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#include "SleepLib/crypto.h"
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void CryptoTests::testAES256()
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{
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// From FIPS-197 C.3
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QByteArray expected_plaintext = QByteArray::fromHex("00112233445566778899aabbccddeeff");
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QByteArray key = QByteArray::fromHex("000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f");
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QByteArray ciphertext = QByteArray::fromHex("8ea2b7ca516745bfeafc49904b496089");
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QByteArray plaintext;
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CryptoResult result = decrypt_aes256(key, ciphertext, plaintext);
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Q_ASSERT(result == OK);
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Q_ASSERT(plaintext == expected_plaintext);
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}
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// From https://luca-giuzzi.unibs.it/corsi/Support/papers-cryptography/gcm-spec.pdf
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typedef struct AES256GCMVector_t
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{
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const char* key;
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const char* p;
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const char* iv;
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const char* c;
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const char* tag;
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} AES256GCMVector_t;
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static const int s_AES256GCMVectorCount = 3;
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static const AES256GCMVector_t s_AES256GCMVectors[s_AES256GCMVectorCount] = {
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// Test Case 13
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{
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"0000000000000000000000000000000000000000000000000000000000000000",
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"",
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"000000000000000000000000",
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"",
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"530f8afbc74536b9a963b4f1c4cb738b"
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},
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// Test Case 14
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{
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"0000000000000000000000000000000000000000000000000000000000000000",
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"00000000000000000000000000000000",
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"000000000000000000000000",
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"cea7403d4d606b6e074ec5d3baf39d18",
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"d0d1c8a799996bf0265b98b5d48ab919"
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},
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// Test Case 15
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{
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"feffe9928665731c6d6a8f9467308308feffe9928665731c6d6a8f9467308308",
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"d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b391aafd255",
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"cafebabefacedbaddecaf888",
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"522dc1f099567d07f47f37a32a84427d643a8cdcbfe5c0c97598a2bd2555d1aa8cb08e48590dbb3da7b08b1056828838c5f61e6393ba7a0abcc9f662898015ad",
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"b094dac5d93471bdec1a502270e3cc6c"
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}
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};
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void CryptoTests::testAES256GCM()
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{
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QByteArray empty;
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for (int i = 0; i < s_AES256GCMVectorCount; i++) {
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const AES256GCMVector_t* v = &s_AES256GCMVectors[i];
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QByteArray key = QByteArray::fromHex(v->key);
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QByteArray expected_plaintext = QByteArray::fromHex(v->p);
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QByteArray iv = QByteArray::fromHex(v->iv);
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QByteArray ciphertext = QByteArray::fromHex(v->c);
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QByteArray tag = QByteArray::fromHex(v->tag);
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QByteArray plaintext;
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CryptoResult result = decrypt_aes256_gcm(key, iv, ciphertext, tag, plaintext);
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Q_ASSERT(result == OK);
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Q_ASSERT(plaintext == expected_plaintext);
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tag = QByteArray::fromHex(s_AES256GCMVectors[(i+1) % s_AES256GCMVectorCount].tag);
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result = decrypt_aes256_gcm(key, iv, ciphertext, tag, plaintext);
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Q_ASSERT(result == InvalidTag);
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Q_ASSERT(plaintext == empty);
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}
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}
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void CryptoTests::testPBKDF2_SHA256()
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{
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// From RFC 7914 section 11
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QByteArray passphrase("passwd");
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QByteArray salt("salt");
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int iterations = 1;
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QByteArray expected_key = QByteArray::fromHex(
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"55 ac 04 6e 56 e3 08 9f ec 16 91 c2 25 44 b6 05"
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"f9 41 85 21 6d de 04 65 e6 8b 9d 57 c2 0d ac bc"
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"49 ca 9c cc f1 79 b6 45 99 16 64 b3 9d 77 ef 31"
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"7c 71 b8 45 b1 e3 0b d5 09 11 20 41 d3 a1 97 83");
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QByteArray derived_key(expected_key.size(), 0);
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CryptoResult result = pbkdf2_sha256(passphrase, salt, iterations, derived_key);
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Q_ASSERT(result == OK);
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Q_ASSERT(derived_key == expected_key);
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}
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