From eec4c84f34af5b1bf7da4774be13a6d8c27498b6 Mon Sep 17 00:00:00 2001
From: wanshenmean <cathay_xy@163.com>
Date: 星期五, 13 三月 2026 12:31:43 +0800
Subject: [PATCH] feat: add memory region interface and base class
---
Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Memory/MemoryRegion.cs | 108 ++++++++++++++++++++++++++++++++++++
Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Interfaces/IMemoryRegion.cs | 38 ++++++++++++
2 files changed, 146 insertions(+), 0 deletions(-)
diff --git a/Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Interfaces/IMemoryRegion.cs b/Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Interfaces/IMemoryRegion.cs
new file mode 100644
index 0000000..990ecf5
--- /dev/null
+++ b/Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Interfaces/IMemoryRegion.cs
@@ -0,0 +1,38 @@
+namespace WIDESEAWCS_S7Simulator.Core.Interfaces
+{
+ /// <summary>
+ /// 鍐呭瓨鍖哄煙鎺ュ彛
+ /// </summary>
+ public interface IMemoryRegion
+ {
+ /// <summary>
+ /// 鍖哄煙绫诲瀷锛圡/DB/I/Q/T/C锛�
+ /// </summary>
+ string RegionType { get; }
+
+ /// <summary>
+ /// 鍖哄煙澶у皬锛堝瓧鑺傦級
+ /// </summary>
+ int Size { get; }
+
+ /// <summary>
+ /// 璇诲彇瀛楄妭鏁版嵁
+ /// </summary>
+ /// <param name="offset">鍋忕Щ閲�</param>
+ /// <param name="length">闀垮害</param>
+ /// <returns>瀛楄妭鏁扮粍</returns>
+ byte[] Read(ushort offset, ushort length);
+
+ /// <summary>
+ /// 鍐欏叆瀛楄妭鏁版嵁
+ /// </summary>
+ /// <param name="offset">鍋忕Щ閲�</param>
+ /// <param name="data">鏁版嵁</param>
+ void Write(ushort offset, byte[] data);
+
+ /// <summary>
+ /// 娓呯┖鍖哄煙
+ /// </summary>
+ void Clear();
+ }
+}
diff --git a/Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Memory/MemoryRegion.cs b/Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Memory/MemoryRegion.cs
new file mode 100644
index 0000000..a564cbb
--- /dev/null
+++ b/Code/WCS/WIDESEAWCS_S7Simulator/WIDESEAWCS_S7Simulator.Core/Memory/MemoryRegion.cs
@@ -0,0 +1,108 @@
+using System.Threading;
+using WIDESEAWCS_S7Simulator.Core.Interfaces;
+
+namespace WIDESEAWCS_S7Simulator.Core.Memory
+{
+ /// <summary>
+ /// 鍐呭瓨鍖哄煙鍩虹被
+ /// </summary>
+ public abstract class MemoryRegion : IMemoryRegion
+ {
+ /// <summary>
+ /// 鍐呭瓨鏁版嵁
+ /// </summary>
+ protected readonly byte[] _memory;
+
+ /// <summary>
+ /// 璇诲啓閿侊紙鏀寔骞跺彂璁块棶锛�
+ /// </summary>
+ protected readonly ReaderWriterLockSlim _lock;
+
+ /// <summary>
+ /// 鍖哄煙绫诲瀷
+ /// </summary>
+ public abstract string RegionType { get; }
+
+ /// <summary>
+ /// 鍖哄煙澶у皬锛堝瓧鑺傦級
+ /// </summary>
+ public int Size { get; }
+
+ /// <summary>
+ /// 鏋勯�犲嚱鏁�
+ /// </summary>
+ /// <param name="size">鍖哄煙澶у皬</param>
+ protected MemoryRegion(int size)
+ {
+ Size = size;
+ _memory = new byte[size];
+ _lock = new ReaderWriterLockSlim();
+ }
+
+ /// <summary>
+ /// 璇诲彇瀛楄妭鏁版嵁
+ /// </summary>
+ public virtual byte[] Read(ushort offset, ushort length)
+ {
+ _lock.EnterReadLock();
+ try
+ {
+ if (offset + length > Size)
+ throw new ArgumentOutOfRangeException(
+ $"璇诲彇瓒呭嚭{RegionType}鍖鸿寖鍥�: offset={offset}, length={length}, size={Size}");
+
+ byte[] result = new byte[length];
+ Array.Copy(_memory, offset, result, 0, length);
+ return result;
+ }
+ finally
+ {
+ _lock.ExitReadLock();
+ }
+ }
+
+ /// <summary>
+ /// 鍐欏叆瀛楄妭鏁版嵁
+ /// </summary>
+ public virtual void Write(ushort offset, byte[] data)
+ {
+ _lock.EnterWriteLock();
+ try
+ {
+ if (offset + data.Length > Size)
+ throw new ArgumentOutOfRangeException(
+ $"鍐欏叆瓒呭嚭{RegionType}鍖鸿寖鍥�: offset={offset}, length={data.Length}, size={Size}");
+
+ Array.Copy(data, 0, _memory, offset, data.Length);
+ }
+ finally
+ {
+ _lock.ExitWriteLock();
+ }
+ }
+
+ /// <summary>
+ /// 娓呯┖鍖哄煙
+ /// </summary>
+ public virtual void Clear()
+ {
+ _lock.EnterWriteLock();
+ try
+ {
+ Array.Clear(_memory, 0, Size);
+ }
+ finally
+ {
+ _lock.ExitWriteLock();
+ }
+ }
+
+ /// <summary>
+ /// 閲婃斁璧勬簮
+ /// </summary>
+ public virtual void Dispose()
+ {
+ _lock?.Dispose();
+ }
+ }
+}
--
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