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LibCrypto: Mutualize Digests

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This commit is contained in:
Michel Hermier 2022-01-03 22:28:19 +01:00 • committed by Ali Mohammad Pur
parent 4e851145ba
commit 3f0e425f1e
5 changed files with 21 additions and 33 deletions
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17
Userland/Libraries/LibCrypto/Hash/HashFunction.h
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@ -13,11 +13,24 @@
namespace Crypto {
namespace Hash {
template<size_t BlockS, typename DigestT>
template<size_t DigestS>
struct Digest {
static_assert(DigestS % 8 == 0);
constexpr static size_t Size = DigestS / 8;
u8 data[Size];
[[nodiscard]] ALWAYS_INLINE const u8* immutable_data() const { return data; }
[[nodiscard]] ALWAYS_INLINE size_t data_length() const { return Size; }
};
template<size_t BlockS, size_t DigestS, typename DigestT = Digest<DigestS>>
class HashFunction {
public:
static_assert(BlockS % 8 == 0);
static constexpr auto BlockSize = BlockS / 8;
static constexpr auto DigestSize = DigestT::Size;
static_assert(DigestS % 8 == 0);
static constexpr auto DigestSize = DigestS / 8;
using DigestType = DigestT;