From 009ed41fc30543307c8eec1e3b770ad8f624c53b Mon Sep 17 00:00:00 2001
From: "junj2.liang" <junj2.liang@sunyard.com>
Date: Wed, 31 Aug 2022 15:10:43 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0init/update/digest/finish?=
 =?UTF-8?q?=E9=95=BF=E6=95=B0=E6=8D=AE=E6=93=8D=E4=BD=9C?=
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---
 src/main/java/com/sunyard/sge/database/SydApiSM4.java | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/main/java/com/sunyard/sge/database/SydApiSM4.java b/src/main/java/com/sunyard/sge/database/SydApiSM4.java
index 379ecc2..cc1ce8a 100644
--- a/src/main/java/com/sunyard/sge/database/SydApiSM4.java
+++ b/src/main/java/com/sunyard/sge/database/SydApiSM4.java
@@ -46,7 +46,7 @@ public class SydApiSM4 {
             //加密
             if (plength < 16) {
                 api.SYD_SM4_LongData(iKeyIndex, new byte[0], iPkgNum, iFlag);
-                if (iFlag == 0 && 1 == iKeyIndex) {
+                if (iFlag == 0 && 1 == iPkgNum) {
                     throw new SydApiException("解密的首包不能小于 16 字节", 0);
                 }
                 ByteBuffer bufferResult = ByteBuffer.allocate(sourceWrap.array().length + plength);
@@ -68,7 +68,7 @@ public class SydApiSM4 {
                 sourceWrap = bufferResult;
             }
             byte[] bytes = api.SYD_SM4_LongData(iKeyIndex, pcdataResult, iPkgNum, iFlag);
-            iKeyIndex = 2;
+            iPkgNum = 2;
         } else {
             if (16 > pcData.length + sourceWrap.array().length) {
                 ByteBuffer bufferResult = ByteBuffer.allocate(sourceWrap.array().length + plength);
@@ -83,7 +83,6 @@ public class SydApiSM4 {
                 api.SYD_SM4_LongData(iKeyIndex, bytes, iPkgNum, iFlag);
             }
             else {
-
                 ByteBuffer bufferResult = ByteBuffer.allocate(sourceWrap.array().length + plength);
                 bufferResult.put(sourceWrap);
                 bufferResult.put(pcData);
@@ -117,7 +116,7 @@ public class SydApiSM4 {
         }
 
         byte[] bytes = api.SYD_SM4_LongData(iKeyIndex, pcdataResult, iPkgNum, iFlag);
-        sourceWrap = null;
+//        sourceWrap = null;
         return bytes;
     }
     public ByteBuffer bufferResult(int plength,byte[] pcData){