From 14de918a79943e4961b09fa01ed320c6cad41f2e Mon Sep 17 00:00:00 2001
From: wjc <1243177876@qq.com>
Date: 星期三, 28 六月 2023 17:14:51 +0800
Subject: [PATCH] Revert "Revert "Merge branch 'hxb' into wjc""
---
HDLLinkLocalSdk/src/main/java/com/hdl/sdk/link/core/utils/EncryptUtil.java | 69 ++++++++++++++++++++++++++++++++++
1 files changed, 69 insertions(+), 0 deletions(-)
diff --git a/HDLLinkLocalSdk/src/main/java/com/hdl/sdk/link/core/utils/EncryptUtil.java b/HDLLinkLocalSdk/src/main/java/com/hdl/sdk/link/core/utils/EncryptUtil.java
new file mode 100644
index 0000000..b12a06e
--- /dev/null
+++ b/HDLLinkLocalSdk/src/main/java/com/hdl/sdk/link/core/utils/EncryptUtil.java
@@ -0,0 +1,69 @@
+package com.hdl.sdk.link.core.utils;
+
+import android.text.TextUtils;
+
+import com.hdl.sdk.link.common.config.TopicConstant;
+import com.hdl.sdk.link.common.utils.ByteUtils;
+
+import com.hdl.sdk.link.common.utils.LogUtils;
+import com.hdl.sdk.link.core.bean.LinkRequest;
+import com.hdl.sdk.link.core.config.HDLLinkConfig;
+
+import java.io.UnsupportedEncodingException;
+
+/**
+ * Created by hxb on 2021/12/23.
+ */
+public class EncryptUtil {
+ /**
+ * 鑾峰彇鍔犲瘑鏁版嵁
+ *
+ * @param linkRequest 璇锋眰鏁版嵁
+ * @return
+ */
+ public static byte[] getEncryBytes(LinkRequest linkRequest) throws UnsupportedEncodingException {
+ //鍒ゆ柇鏄惁闇�瑕佸姞瀵�
+ if (ifNeedEncrypt(linkRequest.getTopic(), linkRequest.isEncrypt())) {
+ //闇�瑕佸姞瀵�
+ byte[] dataBytes = AesUtil.aesEncrypt(linkRequest.getData(), HDLLinkConfig.getInstance().getLocalSecret());
+ String headString = "Topic:" + linkRequest.getTopic() + "\r\n" + "Length:" + dataBytes.length + "\r\n" + "\r\n";
+ byte[] headBytes = headString.getBytes("utf-8");
+ byte[] sendBytes = ByteUtils.concatBytes(headBytes, dataBytes);
+ return sendBytes;
+ } else {
+ return linkRequest.getSendBytes();
+ }
+ }
+
+ /**
+ * 鍔犲瘑鏁版嵁
+ *
+ * param bytes 闇�瑕佸姞瀵嗘暟鎹�
+ * @param secret 鍔犲瘑瀵嗛挜
+ * @return
+ */
+ public static byte[] encryBytes(byte []bytes,String secret) {
+ if(bytes==null|| TextUtils.isEmpty(secret)){
+ LogUtils.i("浼犲叆鏁版嵁鍐呭涓虹┖鎴栬�呭瘑閽ヤ负绌�");
+ return null;
+ }
+ return AesUtil.aesEncrypt(bytes, secret);
+ }
+
+ /**
+ * 鍒ゆ柇褰撳墠涓婚鏁版嵁鏄惁闇�瑕佸姞瀵�
+ *
+ * @param topicStr 褰撳墠涓婚
+ * @return
+ */
+ public static boolean ifNeedEncrypt(String topicStr, boolean isLocalEncrypt) {
+ //杩囨护鐩稿叧闇�瑕佸姞瀵嗙殑涓婚
+ return (!topicStr.contains(TopicConstant.GATEWAY_AUTH_BROADCAST) //缃戝叧骞挎挱鍏ョ綉鎸囦护
+ && !topicStr.contains(TopicConstant.DEIVCE_AUTH_REQUEST) //鍏ョ綉璁よ瘉
+ && !topicStr.contains(TopicConstant.GATEWAY_SEARCH) //鎼滅储缃戝叧涓婚
+ && !topicStr.contains(TopicConstant.GATEWAY_SEARCH_REPLY) //鎼滅储缃戝叧涓婚鍥炲
+ && !topicStr.equals(TopicConstant.BROADCAST)
+ && isLocalEncrypt//鍚敤鍔犲瘑鏍囧織
+ );
+ }
+}
--
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