EcbMode: Rename PreviousBlock_ --> LastBlock_.

2026-07-30 01:21:41 +03:00
parent 192cd67deb
commit 9af2249547
1 changed files with 12 additions and 12 deletions
@@ -113,7 +113,7 @@ public:
        Decryptor(const typename CipherT::Key & key)
            : Decryptor_(key)
            , BlockBytesPacked_(0)
-            , PreviousBlockSaved_(false)
+            , LastBlockSaved_(false)
        { }

        static constexpr uint64_t PredictMaxUpdateOutput(uint64_t in)
@@ -143,13 +143,13 @@ public:
                                              "block size");
            }

-            if (!PreviousBlockSaved_)
+            if (!LastBlockSaved_)
            {
                return 0;
            }

-            auto unpadResult = PadderT::ComputeUnpad(PreviousBlock_.Begin(),
-                                                     PreviousBlock_.End());
+            auto unpadResult = PadderT::ComputeUnpad(LastBlock_.Begin(),
+                                                     LastBlock_.End());
            if (!unpadResult.IsOkay_)
            {
                throw Service::ChaosException("EcbMode<>::Decryptor: invalid ciphertext");
@@ -158,8 +158,8 @@ public:
            const uint64_t lastChunkSize = CipherT::BlockSize - unpadResult.PadSize_;

            EnsureCopy(outBegin, outEnd,
-                       PreviousBlock_.Begin(),
-                       PreviousBlock_.Begin() + lastChunkSize);
+                       LastBlock_.Begin(),
+                       LastBlock_.Begin() + lastChunkSize);

            return lastChunkSize;
        }
@@ -172,8 +172,8 @@ public:
        uint64_t BlockBytesPacked_;
        BlockArray Block_;

-        bool PreviousBlockSaved_;
-        BlockArray PreviousBlock_;
+        bool LastBlockSaved_;
+        BlockArray LastBlock_;

        template<typename OutputIt, typename InputIt>
        static OutputIt EnsureCopy(OutputIt outBegin, OutputIt outEnd,
@@ -211,17 +211,17 @@ public:
                {
                    BlockBytesPacked_ = 0;

-                    if (PreviousBlockSaved_)
+                    if (LastBlockSaved_)
                    {
                        out = EnsureCopy(out, outEnd,
-                                         PreviousBlock_.Begin(), PreviousBlock_.End());
+                                         LastBlock_.Begin(), LastBlock_.End());

                        written += CipherT::BlockSize;
                    }

-                    Decryptor_.DecryptBlock(PreviousBlock_.Begin(), PreviousBlock_.End(),
+                    Decryptor_.DecryptBlock(LastBlock_.Begin(), LastBlock_.End(),
                                            Block_.Begin(), Block_.End());
-                    PreviousBlockSaved_ = true;
+                    LastBlockSaved_ = true;
                }
            }