From c006c358d86a21067c77efd69c821097c56d96e4 Mon Sep 17 00:00:00 2001
From: hashlag <90853356+hashlag@users.noreply.github.com>
Date: Thu, 4 Sep 2025 22:27:11 +0300
Subject: [PATCH 1/3] Add Arc4Crypt class skeleton

---
 Chaos/Cipher/Arc4/Arc4Crypt.hpp | 63 +++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Chaos/Cipher/Arc4/Arc4Crypt.hpp

diff --git a/Chaos/Cipher/Arc4/Arc4Crypt.hpp b/Chaos/Cipher/Arc4/Arc4Crypt.hpp
new file mode 100644
index 0000000..3b30d2d
--- /dev/null
+++ b/Chaos/Cipher/Arc4/Arc4Crypt.hpp
@@ -0,0 +1,63 @@
+#ifndef CHAOS_CIPHER_ARC4CRYPT_HPP
+#define CHAOS_CIPHER_ARC4CRYPT_HPP
+
+#include "Arc4Gen.hpp"
+#include "Service/ChaosException.hpp"
+
+namespace Chaos::Cipher::Arc4
+{
+
+class Arc4Crypt
+{
+public:
+    Arc4Crypt()
+        : IsInitialized_(false)
+    { }
+
+    template<typename InputIt>
+    Arc4Crypt(InputIt keyBegin, InputIt keyEnd)
+    {
+        RekeyImpl(keyBegin, keyEnd);
+    }
+
+    template<typename InputIt>
+    void Rekey(InputIt keyBegin, InputIt keyEnd)
+    {
+        RekeyImpl(keyBegin, keyEnd);
+    }
+
+    template<typename OutputIt, typename InputIt>
+    void Encrypt(OutputIt out, InputIt in, uint64_t count)
+    {
+        // TODO:
+    }
+
+    template<typename OutputIt, typename InputIt>
+    void Decrypt(OutputIt out, InputIt in, uint64_t count)
+    {
+        // TODO:
+    }
+
+private:
+    bool IsInitialized_;
+    Arc4Gen Gen_;
+
+    void EnsureInitialized() const
+    {
+        if (!IsInitialized_)
+        {
+            throw Service::ChaosException("Arc4Crypt: not initialized");
+        }
+    }
+
+    template<typename InputIt>
+    void RekeyImpl(InputIt keyBegin, InputIt keyEnd)
+    {
+        Gen_.Rekey(keyBegin, keyEnd);
+        IsInitialized_ = true;
+    }
+};
+
+} // namespace Chaos::Cipher::Arc4
+
+#endif

From 1b6f950c5a795a647772db1c4f3b69ce16040ba2 Mon Sep 17 00:00:00 2001
From: hashlag <90853356+hashlag@users.noreply.github.com>
Date: Thu, 4 Sep 2025 22:27:11 +0300
Subject: [PATCH 2/3] Add Arc4Crypt class skeleton

---
 Chaos/Cipher/Arc4/Arc4Crypt.hpp | 63 +++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Chaos/Cipher/Arc4/Arc4Crypt.hpp

diff --git a/Chaos/Cipher/Arc4/Arc4Crypt.hpp b/Chaos/Cipher/Arc4/Arc4Crypt.hpp
new file mode 100644
index 0000000..3b30d2d
--- /dev/null
+++ b/Chaos/Cipher/Arc4/Arc4Crypt.hpp
@@ -0,0 +1,63 @@
+#ifndef CHAOS_CIPHER_ARC4CRYPT_HPP
+#define CHAOS_CIPHER_ARC4CRYPT_HPP
+
+#include "Arc4Gen.hpp"
+#include "Service/ChaosException.hpp"
+
+namespace Chaos::Cipher::Arc4
+{
+
+class Arc4Crypt
+{
+public:
+    Arc4Crypt()
+        : IsInitialized_(false)
+    { }
+
+    template<typename InputIt>
+    Arc4Crypt(InputIt keyBegin, InputIt keyEnd)
+    {
+        RekeyImpl(keyBegin, keyEnd);
+    }
+
+    template<typename InputIt>
+    void Rekey(InputIt keyBegin, InputIt keyEnd)
+    {
+        RekeyImpl(keyBegin, keyEnd);
+    }
+
+    template<typename OutputIt, typename InputIt>
+    void Encrypt(OutputIt out, InputIt in, uint64_t count)
+    {
+        // TODO:
+    }
+
+    template<typename OutputIt, typename InputIt>
+    void Decrypt(OutputIt out, InputIt in, uint64_t count)
+    {
+        // TODO:
+    }
+
+private:
+    bool IsInitialized_;
+    Arc4Gen Gen_;
+
+    void EnsureInitialized() const
+    {
+        if (!IsInitialized_)
+        {
+            throw Service::ChaosException("Arc4Crypt: not initialized");
+        }
+    }
+
+    template<typename InputIt>
+    void RekeyImpl(InputIt keyBegin, InputIt keyEnd)
+    {
+        Gen_.Rekey(keyBegin, keyEnd);
+        IsInitialized_ = true;
+    }
+};
+
+} // namespace Chaos::Cipher::Arc4
+
+#endif

From bd621d9dcfe358b59504e6631862d3afb37946a8 Mon Sep 17 00:00:00 2001
From: hashlag <90853356+hashlag@users.noreply.github.com>
Date: Thu, 4 Sep 2025 22:27:11 +0300
Subject: [PATCH 3/3] Add Arc4Crypt class skeleton

---
 Chaos/Cipher/Arc4/Arc4Crypt.hpp | 63 +++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Chaos/Cipher/Arc4/Arc4Crypt.hpp

diff --git a/Chaos/Cipher/Arc4/Arc4Crypt.hpp b/Chaos/Cipher/Arc4/Arc4Crypt.hpp
new file mode 100644
index 0000000..3b30d2d
--- /dev/null
+++ b/Chaos/Cipher/Arc4/Arc4Crypt.hpp
@@ -0,0 +1,63 @@
+#ifndef CHAOS_CIPHER_ARC4CRYPT_HPP
+#define CHAOS_CIPHER_ARC4CRYPT_HPP
+
+#include "Arc4Gen.hpp"
+#include "Service/ChaosException.hpp"
+
+namespace Chaos::Cipher::Arc4
+{
+
+class Arc4Crypt
+{
+public:
+    Arc4Crypt()
+        : IsInitialized_(false)
+    { }
+
+    template<typename InputIt>
+    Arc4Crypt(InputIt keyBegin, InputIt keyEnd)
+    {
+        RekeyImpl(keyBegin, keyEnd);
+    }
+
+    template<typename InputIt>
+    void Rekey(InputIt keyBegin, InputIt keyEnd)
+    {
+        RekeyImpl(keyBegin, keyEnd);
+    }
+
+    template<typename OutputIt, typename InputIt>
+    void Encrypt(OutputIt out, InputIt in, uint64_t count)
+    {
+        // TODO:
+    }
+
+    template<typename OutputIt, typename InputIt>
+    void Decrypt(OutputIt out, InputIt in, uint64_t count)
+    {
+        // TODO:
+    }
+
+private:
+    bool IsInitialized_;
+    Arc4Gen Gen_;
+
+    void EnsureInitialized() const
+    {
+        if (!IsInitialized_)
+        {
+            throw Service::ChaosException("Arc4Crypt: not initialized");
+        }
+    }
+
+    template<typename InputIt>
+    void RekeyImpl(InputIt keyBegin, InputIt keyEnd)
+    {
+        Gen_.Rekey(keyBegin, keyEnd);
+        IsInitialized_ = true;
+    }
+};
+
+} // namespace Chaos::Cipher::Arc4
+
+#endif