From cbb68695817f3008c9d965487322c21ec822a42d Mon Sep 17 00:00:00 2001
From: rain <167982779@qq.com>
Date: Thu, 13 Jun 2024 14:38:25 +0800
Subject: [PATCH] 哈希值工具
---
src/main/java/com/dji/sample/territory/service/impl/TbFjServiceImpl.java | 34 +++++++++++++++++++---------------
1 files changed, 19 insertions(+), 15 deletions(-)
diff --git a/src/main/java/com/dji/sample/territory/service/impl/TbFjServiceImpl.java b/src/main/java/com/dji/sample/territory/service/impl/TbFjServiceImpl.java
index afc83aa..5d2bd7b 100644
--- a/src/main/java/com/dji/sample/territory/service/impl/TbFjServiceImpl.java
+++ b/src/main/java/com/dji/sample/territory/service/impl/TbFjServiceImpl.java
@@ -10,10 +10,10 @@
import com.dji.sample.territory.dao.ITbFjMapper;
import com.dji.sample.territory.model.entity.TbFjEntity;
import com.dji.sample.territory.service.ITbFJService;
-import com.dji.sample.territory.utils.HashUtil;
-import com.dji.sample.territory.utils.Sm3Util;
-import com.dji.sample.territory.utils.VideoZipUtil;
-import com.dji.sample.territory.utils.WaterMarkUtil;
+import com.dji.sample.territory.utils.*;
+import com.dji.sample.territory.utils.jym.SM2SignVO;
+import com.dji.sample.territory.utils.jym.SM2SignVerUtils;
+import com.dji.sample.territory.utils.jym.Util;
import org.bouncycastle.crypto.params.ECPrivateKeyParameters;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@@ -27,6 +27,8 @@
import java.math.RoundingMode;
import java.net.HttpURLConnection;
import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
import java.text.SimpleDateFormat;
import java.time.Instant;
import java.time.LocalDateTime;
@@ -40,6 +42,8 @@
import static com.dji.sample.territory.utils.CoordinateSystemUtil.*;
import static com.dji.sample.territory.utils.SM2SignUtil.getSM2PrivateKey;
import static com.dji.sample.territory.utils.SM2SignUtil.signWithSM2;
+import static com.dji.sample.territory.utils.SM3.addJym;
+import static com.dji.sample.territory.utils.SM3.sm3;
@Service
@DS("sqlite-ret")
@@ -132,26 +136,26 @@
String numberPart = focal.replaceAll("[^\\d]", "");
int psjj = Integer.parseInt(numberPart);
json.getString("GimbalYawDegree");
- String fjhxz = HashUtil.SM3Hash(file);
BufferedImage image = ImageIO.read(file);
int width = image.getWidth();
int height = image.getHeight();
+ String fjhxz = null;
//对应图片和视频文件进行不同处理
boolean endsWith = key.endsWith(".mp4");
if (!endsWith) {
file1 = WaterMarkUtil.addWatermark(file, sj, lat, lng, gimbalYawDegree);
+ byte[] bytesArray = Files.readAllBytes(file1.toPath());
+ fjhxz= sm3(bytesArray);
FJ = fileToByteArray(file1);
} else {
file1 = VideoZipUtil.compressVideo(file, 800000, 128000, 1280, 720);
FJ = fileToByteArray(file1);
}
- String sm3 = Sm3Util.calculateSM3Hash(fjhxz + "," + pssj + "," + lng + "," + lat + "," + gimbalYawDegree + "," + psjd + "," + pshgj + "," + psry + "," + zsdm);
-
- byte[] hash = sm3.getBytes(); // 注意：使用SM3或其他哈希算法来计算数据的哈希值
- // 加载私钥
- ECPrivateKeyParameters sm2PrivateKey = getSM2PrivateKey();
- // 使用SM2私钥对哈希值进行签名
- String signatureHex = signWithSM2(hash, sm2PrivateKey);
+ String hxz =(sm3((fjhxz + "," + pssj + "," + lng + "," + lat + "," + gimbalYawDegree + "," + psjd + "," + pshgj + "," + psry + "," + zsdm).getBytes()));
+ SM2SignVO sm2signVO = SM2SignVerUtils.Sign2SM2(Util.hexStringToBytes("23E57DA1E4AB865CCBC325B668762207DEF74345B782237808AE0BABDF26734D"), hxz.getBytes(StandardCharsets.UTF_8));
+ String jym= sm2signVO.getSm2_signForHard().toUpperCase();
+ StringBuffer buffer=SM3.addStringBuffer(fjhxz,pssj,lng,lat,gimbalYawDegree,psjd,pshgj,psry,zsdm);
+ String jyms= addJym(buffer);
TbFjEntity.TbFjEntityBuilder builder = TbFjEntity.builder();
if (lotInfo != null) {
builder.bsm(bsm)
@@ -173,7 +177,7 @@
.pshgj(pshgj)
.zsdm(zsdm)
.psry(psry)
- .jym(signatureHex)
+ .jym(jyms)
.url(url)
.pstz(pstz)
.fjyskd(width)
@@ -259,7 +263,7 @@
}
public static void main(String[] args) {
- System.out.println(truncateToSevenDecimalPlaces(152.00666565));
- System.out.println(truncateToTwoDecimalPlaces(12.006));
+ String s= String.valueOf(SM3HashExample.HaXi(new File("src/main/resources/FJ_10.jpeg")));
+ System.out.println(s);
}
}
--
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