33 lines
860 B
C++
33 lines
860 B
C++
#pragma once
|
|
#ifndef MESSMER_BLOCKSTORE_IMPLEMENTATIONS_ENCRYPTED_CIPHERS_CIPHER_H_
|
|
#define MESSMER_BLOCKSTORE_IMPLEMENTATIONS_ENCRYPTED_CIPHERS_CIPHER_H_
|
|
|
|
#include <boost/concept_check.hpp>
|
|
#include <cstdint>
|
|
|
|
namespace blockstore {
|
|
namespace encrypted {
|
|
|
|
template<class X>
|
|
struct CipherConcept {
|
|
public:
|
|
BOOST_CONCEPT_USAGE(CipherConcept) {
|
|
same_type(UINT32_C(0), X::ciphertextSize(UINT32_C(5)));
|
|
same_type(UINT32_C(0), X::plaintextSize(UINT32_C(5)));
|
|
typename X::EncryptionKey key = X::EncryptionKey::CreateRandom();
|
|
same_type(Data(0), X::encrypt((byte*)nullptr, UINT32_C(0), key));
|
|
same_type(boost::optional<Data>(Data(0)), X::decrypt((byte*)nullptr, UINT32_C(0), key));
|
|
}
|
|
|
|
private:
|
|
// Type deduction will fail unless the arguments have the same type.
|
|
template <typename T> void same_type(T const&, T const&);
|
|
};
|
|
|
|
}
|
|
}
|
|
|
|
|
|
|
|
#endif
|