From 96266d494fe227a0481c305f9c859e69421da6ae Mon Sep 17 00:00:00 2001
From: LAPTOP-SNT8I5JK\Boounion <Chenluhua@qq.com>
Date: 星期三, 18 六月 2025 14:36:37 +0800
Subject: [PATCH] 1.CEqWriteStep, 写数据时，有时还要读取对方的返回值，增加获取返回数据的功能；

---
 SourceCode/Bond/Servo/CWriteStep.h |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/SourceCode/Bond/Servo/CWriteStep.h b/SourceCode/Bond/Servo/CWriteStep.h
index 6bb6b30..e8e66cf 100644
--- a/SourceCode/Bond/Servo/CWriteStep.h
+++ b/SourceCode/Bond/Servo/CWriteStep.h
@@ -19,8 +19,14 @@
 		virtual void getAttributeVector(CAttributeVector& attrubutes);
 		virtual int onComplete();
 		virtual int onTimeout();
+		virtual int onReadRetDataError();
 		inline void nextStep();
 		inline void resetStep();
+		virtual void setRetDataDev(int dev, int size);
+
+	public:
+		int getReturnData(const char*& pszData);
+
 
 	protected:
 		HANDLE m_hWorkThreadHandle;
@@ -33,6 +39,12 @@
 		char m_szBuffer[1024];
 		int m_nWriteDataSize;
 		int m_nWriteDevNo;
+
+	protected:
+		// return code or data
+		char m_szReturnBuf[1024];
+		int m_nReturnDataSize;
+		int m_nReturnDevNo;
 	};
 }
 

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