添加批量加密解密接口

pom.xml

@@ -4,7 +4,7 @@
 
     <groupId>com.sunyard</groupId>
     <artifactId>sydapi4j</artifactId>
-    <version>1.0.20220402</version>
+    <version>1.0.20220712</version>
     <packaging>jar</packaging>
 
     <name>sydapi4j</name>

src/main/java/com/sunyard/inf/SydCryptionApi.java

@@ -3,6 +3,7 @@ package com.sunyard.inf;
 import com.sunyard.RetWrap;
 
 import java.io.UnsupportedEncodingException;
+import java.util.List;
 
 /**
  * 对称加解密相关接口
@@ -265,6 +266,9 @@ interface SydSYMApi {
      */
     byte[] SYMEncryptData(int nAlg, String seesionKey, int fullmode, byte[] pINdata);
 
+
+    List<byte[]> SYMEncryptDecryptBatchData(int nAlg, String[] seesionKey, int fullmode, List<byte[]> pINdata);
+
     /**
      * 用输入的会话密钥，对指定报文数据进行加密处理。
      *

src/main/java/racal/sunyard/main/SydApi4j.java

@@ -1165,6 +1165,7 @@ public class SydApi4j implements SydApi {
 
         try {
             socket.getOutputStream().write(buff);
+            socket.getOutputStream().flush();
         } catch (IOException e) {
             e.printStackTrace();
         }
@@ -1973,6 +1974,118 @@ public class SydApi4j implements SydApi {
     }
 
 
+    public List<byte[]> SYMEncryptDecryptBatchData(int nAlg, String[] seesionKey, int fullmode, List<byte[]> pINdata) {
+
+        int batchSize = pINdata.size();
+        if (  batchSize < 1 || batchSize > 10 ) {
+            throw new IllegalArgumentException("批量数量错误");
+        }
+
+        if (  seesionKey.length != pINdata.size() ) {
+            throw new IllegalArgumentException("密钥和数据数量不匹配");
+        }
+
+        if ( 0x0 != (byte) (nAlg & 0x1) ){
+            // 解密
+            for ( byte[]d : pINdata ) {
+                if ( d.length > 1040 ) {
+                    throw new IllegalArgumentException("批量单数数据超长 1040");
+                }
+            }
+        } else {
+            // 加密
+            for ( byte[]d : pINdata ) {
+                if ( d.length > 1024 ) {
+                    throw new IllegalArgumentException("批量单数数据超长 1024");
+                }
+            }
+        }
+
+        ByteBuffer bb = ByteBuffer.allocate(10 * 1024);
+        PacketSN sn = PacketSN.gen();
+        bb.put( new byte[2] );
+        bb.put( sn.getSn().array() );
+        bb.put( "E0".getBytes() );
+        bb.put( (byte) 0x34 );      // 批量加解密
+        bb.put( (byte) batchSize ); // 批量数
+        bb.put( (byte) ( 0x30 + nAlg) ); // 密钥模式
+        bb.put( (byte) ( 0x31) );        // ECB
+        bb.put( (byte) ( 0x30) );        // ZEK
+
+        // 填充多个密钥
+        for ( String key : seesionKey ) {
+            bb.put( key.getBytes() );
+        }
+
+        bb.put( (byte) ( 0x30) );        // 输入消息类型二进制
+        bb.put( (byte) ( 0x30) );        // 输出消息类型二进制
+
+        bb.put( (byte) ( 0x30 + fullmode) );        // 填充模式
+        bb.put( "0000".getBytes() );                // 填充字符
+        bb.put( (byte) ( 0x32) );                   // 填充类型
+
+        // iv 暂未支持
+        // P 长度暂未支持
+
+
+        // 填充多个消息数据长度
+        for ( byte[] data : pINdata ) {
+            bb.put( String.format("%03X", data.length).getBytes() );
+        }
+
+        // 填充多个消息数据
+        for ( byte[] data : pINdata ) {
+            bb.put( data );
+        }
+
+        // 重新计算长度
+        int len = bb.position();
+        len -= 2;
+        byte[] lenArray = new byte[ 2 ];
+        lenArray[0] = (byte)((len >> 8) & 0xFF);
+        lenArray[1] = (byte)( len & 0xFF);
+
+        bb.put( 0, (byte)((len >> 8) & 0xFF) );
+        bb.put( 1, (byte)( len & 0xFF) );
+
+        // 通信
+        synchronized (this) {
+            // 响应解析
+            bb = syncRead(syncSend(bb));
+        }
+
+        bb.flip();
+        bb.position( 12 );
+        byte[] code = new byte[2];
+        bb.get( code );
+
+        int retCode = Integer.valueOf( new String( code ) );
+        if ( 0 != retCode ) {
+            throw new SydApiException( retCode );
+        }
+
+        // 跳过输出模式
+        bb.get();
+
+        // 获取 N 个长度
+        int[] lens = new int[ batchSize ];
+        for ( int i = 0; i < batchSize; i++ ){
+            byte[] iLenArray = new byte[3];
+            bb.get( iLenArray );
+            lens[ i ] = Integer.valueOf( new String( iLenArray ), 16 );
+        }
+
+        List<byte[]>ret = new ArrayList<byte[]>();
+        // 获取 N 个长度的数据
+        for ( int l : lens ) {
+            byte[] d = new byte[ l ];
+            bb.get(d);
+            ret.add( d );
+        }
+        return ret;
+    }
+
+
     @Override
     public byte[] SYMEncryptData_nofill(int nAlg, String seesionKey, byte[] pInData) {
 

src/test/java/com/sunyard/sydapi/test/TestBatchData.java

@@ -0,0 +1,29 @@
+package com.sunyard.sydapi.test;
+
+
+import com.sunyard.proto.Util;
+import racal.sunyard.main.SydApi4j;
+
+import java.io.UnsupportedEncodingException;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.List;
+
+public class TestBatchData {
+    public static void main(String[] args) throws UnsupportedEncodingException {
+
+        System.setProperty("com.sunyard.sydapi4j.debug", "true");
+        SydApi4j.SYD_Set_Parameter_HA("unkown", "192.168.0.200", 8889, 3000);
+
+        SydApi4j api = (SydApi4j) new SydApi4j();//.connect("wuyong.fullstack.club" , 8889, null,1000);
+
+
+        String[] keys = new String[]{"SK000000000000000000A00000000"};
+        List<byte[]> pINdata = new ArrayList<byte[]>();
+        pINdata.add("12345678".getBytes());
+
+        List<byte[]> datas = api.SYMEncryptDecryptBatchData(0x8, keys, 1, pINdata);
+
+//        boolean pass = api.SM2Verify( 1, Util.hexString2Bytes(pk), Util.hexString2Bytes(inHexData), sign );
+    }
+}