From 36b48af67d75362b093af10a1004cec30981fa11 Mon Sep 17 00:00:00 2001
From: "junj2.liang" <junj2.liang@sunyard.com>
Date: Fri, 2 Sep 2022 16:32:38 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E9=97=AE=E9=A2=98?=
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---
 .../java/com/sunyard/sge/database/SydSM4Mac.java | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/src/main/java/com/sunyard/sge/database/SydSM4Mac.java b/src/main/java/com/sunyard/sge/database/SydSM4Mac.java
index 376ce49..6073cbe 100644
--- a/src/main/java/com/sunyard/sge/database/SydSM4Mac.java
+++ b/src/main/java/com/sunyard/sge/database/SydSM4Mac.java
@@ -28,6 +28,10 @@ public class SydSM4Mac {
         this.api = api;
     }
 
+    public void setPcMac(String pcMac) {
+        this.pcMac = pcMac;
+    }
+
     public void update(byte[] pcData) {
         if (null == pcData || 0 == pcData.length) {
             return;
@@ -45,15 +49,9 @@ public class SydSM4Mac {
                 queue.push(pcData);
             }
             if (length % 16 != 0) {
-                int remainder = length % 16;
-                int intercept = length - remainder;
-                byte[] result = new byte[intercept];
-                byte[] result2 = new byte[remainder];
-                System.arraycopy(pcData,0,result,0,intercept);
-                System.arraycopy(pcData,intercept,result,0,remainder);
-                queue.push(result2);
-                pcdataResult=result;
-
+                queue.push(pcData);
+                byte[] pop = queue.pop(16, 0);
+                pcdataResult=pop;
             }
             if (null == this.pcMac || "".equals(this.pcMac)) {
                 LongDataReturn<String, String> stringStringLongDataReturn = api.SYD_SM4Mac_LongData(iKeyIndex, pcdataResult, iPkgNum, pcProcData);