From cdcab2f4f77e2474c4ffa826ae742382f9527963 Mon Sep 17 00:00:00 2001
From: hashlag <hashlag@hashlag.net>
Date: Sat, 31 Jan 2026 23:56:25 +0300
Subject: [PATCH] Mark all Block::Encryptor<> methods const.

This allows for convenient usage of const Encryptor<Impl> &.
---
 Chaos/Cipher/Block/Des/DesCrypt.hpp | 6 +++---
 Chaos/Cipher/Block/Encryptor.hpp    | 6 +++---
 ChaosTests/Cipher/DesCryptTests.cpp | 4 ++--
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/Chaos/Cipher/Block/Des/DesCrypt.hpp b/Chaos/Cipher/Block/Des/DesCrypt.hpp
index 1328573..68eba67 100644
--- a/Chaos/Cipher/Block/Des/DesCrypt.hpp
+++ b/Chaos/Cipher/Block/Des/DesCrypt.hpp
@@ -237,7 +237,7 @@ public:
         { }
 
         template<typename OutputIt, typename InputIt>
-        void EncryptBlock(OutputIt out, InputIt inBegin, InputIt inEnd)
+        void EncryptBlock(OutputIt out, InputIt inBegin, InputIt inEnd) const
         {
             RawBlockArray block;
 
@@ -255,12 +255,12 @@ public:
             Inner_::Bitwise::CrunchUInt64(out, encrypted);
         }
 
-        Block EncryptBlock(Block block)
+        Block EncryptBlock(Block block) const
         {
             return DesCrypt::ProcessBlock(block, Schedule_);
         }
 
-        constexpr size_t GetBlockSize()
+        constexpr size_t GetBlockSize() const
         {
             return BlockSize;
         }
diff --git a/Chaos/Cipher/Block/Encryptor.hpp b/Chaos/Cipher/Block/Encryptor.hpp
index 41fc034..18f9872 100644
--- a/Chaos/Cipher/Block/Encryptor.hpp
+++ b/Chaos/Cipher/Block/Encryptor.hpp
@@ -9,18 +9,18 @@ class Encryptor
 {
 public:
     template<typename OutputIt, typename InputIt>
-    void EncryptBlock(OutputIt out, InputIt inBegin, InputIt inEnd)
+    void EncryptBlock(OutputIt out, InputIt inBegin, InputIt inEnd) const
     {
         Impl().EncryptBlock(out, inBegin, inEnd);
     }
 
     template<typename Block>
-    auto EncryptBlock(Block block)
+    auto EncryptBlock(Block block) const
     {
         return Impl().EncryptBlock(block);
     }
 
-    auto GetBlockSize()
+    auto GetBlockSize() const
     {
         return Impl().GetBlockSize();
     }
diff --git a/ChaosTests/Cipher/DesCryptTests.cpp b/ChaosTests/Cipher/DesCryptTests.cpp
index cde9961..5c66e72 100644
--- a/ChaosTests/Cipher/DesCryptTests.cpp
+++ b/ChaosTests/Cipher/DesCryptTests.cpp
@@ -498,7 +498,7 @@ TEST(DesCryptTests, OutIteratorUsageDecryptTest)
 }
 
 template<typename Impl, typename InputIt>
-static std::vector<uint8_t> EncryptThroughBase(Encryptor<Impl> & enc,
+static std::vector<uint8_t> EncryptThroughBase(const Encryptor<Impl> & enc,
                                                InputIt begin, InputIt end)
 {
     std::vector<uint8_t> result;
@@ -522,7 +522,7 @@ TEST(DesCryptTests, EncryptThroughBaseTest)
 }
 
 template<typename Impl>
-static uint64_t EncryptUInt64BlockThroughBase(Encryptor<Impl> & enc, uint64_t block)
+static uint64_t EncryptUInt64BlockThroughBase(const Encryptor<Impl> & enc, uint64_t block)
 {
     return enc.EncryptBlock(block);
 }