添加SK指令生成随机数接口

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

@@ -255,4 +255,10 @@ public interface SydZYOption {
     byte[] decryptByMainAndSYMEn(String encryptKeyIndex, int encryptAlgFlag, byte[] encryptIv, int encryptKeyDivNum,
                                  List<byte[]> encryptKeyDivData, int[] encryptKeyDivAlgFlag, List<byte[]> encryptKeyDivIv, byte[] inputData);
 
+    /**
+     * 产生随机数
+     * @param nRandomSize 产生随机数长度
+     * @return 随机数
+     */
+    String GenRandom(int nRandomSize);
 }

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

@@ -9932,5 +9932,40 @@ public class SydApi4j implements SydApi {
         }
     }
 
+    @Override
+    public String GenRandom(int nRandomSize) {
+        //获取协议
+        ProtoSK proto = new ProtoSK();
+
+        //填充数据
+        PacketSN sn = PacketSN.gen();
+        HashMap<String, Object> packet = new HashMap<String, Object>();
+        packet.put("header", sn.getSn().array());
+        HashMap<String, Object> data = new HashMap<String, Object>();
+        data.put("nRandomSize", nRandomSize);
+        packet.put("data", data);
+
+        //渲染发送
+        ByteBuffer bb = proto.rend(packet);
+
+        synchronized (this) {
+            //解析响应
+            bb = syncRead(syncSend(bb));
+        }
+        Packet p = proto.parse(bb, packet);
+        Map<String, Object> ret = p.toMap();
+        if (
+                !Arrays.equals(sn.getSn().array(), ((PacketSection) ret.get("header")).getBytes())
+        ) {
+            throw new SydApiException("包序号不匹配", -4);
+        }
+        ret = (Map<String, Object>) ret.get("data");
+        PacketSection error = (PacketSection) ret.get("error");
+        if (!"00".equals(error.getString())) {
+            throw new SydApiException(error.getInfo(), error.autoInt());
+        }
+        return Util.bytes2HexString(((PacketSection) ret.get("random")).getBytes());
+    }
+
     // ---------------------中移指令结束--------------------------------
 }