hashlag/chaos
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Introduce Block::Decryptor<> CRTP base class.
All checks were successful
Chaos Ci / test-and-benchmark (push) Successful in 1m43s
Details

Browse Source 
Inherit DesDecryptor from it.
This commit is contained in:
hashlag
2026-01-31 18:35:23 +03:00
parent 4cf79b61ad
commit 73c455901b
3 changed files with 83 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
ChaosTests/Cipher/DesCryptTests.cpp
View File

@@ -537,3 +537,44 @@ TEST(DesCryptTests, EncryptUInt64BlockThroughBaseTest)
ASSERT_EQ(expected, EncryptUInt64BlockThroughBase(enc, data));
}
template<typename Impl, typename InputIt>
static std::array<uint8_t, 8> DecryptThroughBase(Decryptor<Impl> & dec,
InputIt begin, InputIt end)
{
std::array<uint8_t, 8> result;
dec.DecryptBlock(result.begin(), begin, end);
return result;
}
TEST(DesCryptTests, DecryptThroughBaseTest)
{
std::array<uint8_t, 8> key = { 0x13, 0x34, 0x57, 0x79, 0x9b, 0xbc, 0xdf, 0xf1 };
std::array<uint8_t, 8> data = { 0x85, 0xe8, 0x13, 0x54, 0x0f, 0x0a, 0xb4, 0x05 };
std::array<uint8_t, 8> expected = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
DesCrypt::Key desKey(key.begin(), key.end());
DesCrypt::DesDecryptor dec(desKey);
ASSERT_EQ(expected, DecryptThroughBase(dec, data.begin(), data.end()));
}
template<typename Impl>
static uint64_t DecryptUInt64BlockThroughBase(Decryptor<Impl> & dec, uint64_t block)
{
return dec.DecryptBlock(block);
}
TEST(DesCryptTests, DecryptUInt64BlockThroughBaseTest)
{
std::array<uint8_t, 8> key = { 0x13, 0x34, 0x57, 0x79, 0x9b, 0xbc, 0xdf, 0xf1 };
uint64_t data = 0x85e813540f0ab405;
uint64_t expected = 0x0123456789abcdef;
DesCrypt::Key desKey(key.begin(), key.end());
DesCrypt::DesDecryptor dec(desKey);
ASSERT_EQ(expected, DecryptUInt64BlockThroughBase(dec, data));
}