libcryfs/test/cryfs/filesystem/testutils/CryTestBase.h

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#ifndef MESSMER_CRYFS_TEST_CRYFS_FILESYSTEM_CRYTESTBASE_H
#define MESSMER_CRYFS_TEST_CRYFS_FILESYSTEM_CRYTESTBASE_H
#include <cryfs/filesystem/CryDevice.h>
#include <cryfs/config/CryPresetPasswordBasedKeyProvider.h>
#include <blockstore/implementations/inmemory/InMemoryBlockStore2.h>
#include <cpp-utils/tempfile/TempFile.h>
#include <cpp-utils/crypto/kdf/Scrypt.h>
#include "../../testutils/TestWithFakeHomeDirectory.h"
#include "../../testutils/MockConsole.h"
inline auto failOnIntegrityViolation() {
return [] {
EXPECT_TRUE(false);
};
}
class CryTestBase : public TestWithFakeHomeDirectory {
public:
CryTestBase(): _tempLocalStateDir(), _localStateDir(_tempLocalStateDir.path()), _configFile(false), _device(nullptr) {
auto fakeBlockStore = cpputils::make_unique_ref<blockstore::inmemory::InMemoryBlockStore2>();
_device = std::make_unique<cryfs::CryDevice>(configFile(), std::move(fakeBlockStore), _localStateDir, 0x12345678, false, false, failOnIntegrityViolation());
}
cryfs::CryConfigFile configFile() {
cryfs::CryConfig config;
config.SetCipher("aes-256-gcm");
config.SetEncryptionKey(cpputils::AES256_GCM::EncryptionKey::CreateKey(cpputils::Random::PseudoRandom(), cpputils::AES256_GCM::KEYSIZE).ToString());
config.SetBlocksizeBytes(10240);
cryfs::CryPresetPasswordBasedKeyProvider keyProvider("mypassword", cpputils::make_unique_ref<cpputils::SCrypt>(cpputils::SCrypt::TestSettings));
return cryfs::CryConfigFile::create(_configFile.path(), std::move(config), &keyProvider);
}
cryfs::CryDevice &device() {
return *_device;
}
private:
cpputils::TempDir _tempLocalStateDir;
cryfs::LocalStateDir _localStateDir;
cpputils::TempFile _configFile;
std::unique_ptr<cryfs::CryDevice> _device;
};
#endif