Add a function to retrieve the original target bytes. (#42)

include/safetyhook/inline_hook.hpp

@@ -149,6 +149,10 @@ class InlineHook final {
     /// @return The address of the trampoline to call the original function.
     template <typename T> [[nodiscard]] T original() const { return reinterpret_cast<T>(m_trampoline.address()); }
 
+    /// @brief Returns a vector containing the original bytes of the target function.
+    /// @return A vector of the original bytes of the target function.
+    [[nodiscard]] const auto& original_bytes() const { return m_original_bytes; }
+
     /// @brief Calls the original function.
     /// @tparam RetT The return type of the function.
     /// @tparam ...Args The argument types of the function.
@@ -265,6 +269,8 @@ class InlineHook final {
     }
 
 private:
+    friend class MidHook;
+
     uint8_t* m_target{};
     uint8_t* m_destination{};
     Allocation m_trampoline{};

include/safetyhook/mid_hook.hpp

@@ -111,6 +111,10 @@ class MidHook final {
     /// @return The destination function.
     [[nodiscard]] MidHookFn destination() const { return m_destination; }
 
+    /// @brief Returns a vector containing the original bytes of the target function.
+    /// @return A vector of the original bytes of the target function.
+    [[nodiscard]] const auto& original_bytes() const { return m_hook.m_original_bytes; }
+
     /// @brief Tests if the hook is valid.
     /// @return true if the hook is valid, false otherwise.
     explicit operator bool() const { return static_cast<bool>(m_stub); }