package com.dji.sample.territory.utils;
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import com.dji.sample.territory.utils.jym.SM2SignVO;
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import com.dji.sample.territory.utils.jym.SM2SignVerUtils;
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import com.dji.sample.territory.utils.jym.Util;
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import org.bouncycastle.crypto.digests.SM3Digest;
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import org.bouncycastle.util.encoders.Hex;
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import java.io.File;
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import java.io.IOException;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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public class SM3 {
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public static String sm3(byte[] data) {
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byte[] md = new byte[32];
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SM3Digest sm3 = new SM3Digest();
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sm3.update(data, 0, data.length);
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sm3.doFinal(md, 0);
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String s = new String(Hex.encode(md));
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return s.toUpperCase();
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}
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public static String sm3(String input) {
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// 将输入的字符串转换为字节数组
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byte[] data = input.getBytes();
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// 创建一个字节数组,用于存储加密结果
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byte[] md = new byte[32];
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// 创建SM3加密对象
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SM3Digest sm3 = new SM3Digest();
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// 更新加密对象,传入数据
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sm3.update(data, 0, data.length);
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// 完成加密,并将结果存储到md数组
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sm3.doFinal(md, 0);
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// 将字节数组转换为十六进制字符串
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String s = new String(Hex.encode(md));
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// 返回大写的十六进制字符串
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return s.toUpperCase();
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}
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public static void main(String[] args) throws Exception {
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// File file = new File("src/main/resources/FJ_11.jpeg");
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// byte[] bytesArray = Files.readAllBytes(file.toPath());
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// String sm = sm3(bytesArray);
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// System.out.println(sm);
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StringBuffer buffer = addStringBuffer("0561C8D116010B96128A7470436CDEF2DA1F2BCBD21CA228E427D27AFDA5BF10",
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"2024-06-11 09:29:44", 115.8652884, 28.6252874, -83, 295, 0, "中图智绘无人机",
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"23E57DA1E4AB865CCBC325B668762207DEF74345B782237808AE0BABDF26734D");
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System.out.println(addJym(buffer));
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String hash = SM3.sm3(buffer.toString().getBytes());
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System.out.println(hash);
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String input="0561C8D116010B96128A7470436CDEF2DA1F2BCBD21CA228E427D27AFDA5BF10,2024-06-11 09:29:44, 115.8652884, 28.6252874, -83, 295, 0, 中图智绘无人机,23E57DA1E4AB865CCBC325B668762207DEF74345B782237808AE0BABDF26734D";
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System.out.println(sm3(input));
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}
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public static String addJym(StringBuffer buffer) throws Exception {
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String hash = SM3.sm3(buffer.toString());
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String privateKey = "23E57DA1E4AB865CCBC325B668762207DEF74345B782237808AE0BABDF26734D";
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SM2SignVO sm2signv0 = SM2SignVerUtils.Sign2SM2(Util.hexStringToBytes(privateKey), hash.getBytes(StandardCharsets.UTF_8));
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return sm2signv0.getSm2_signForHard().toUpperCase();
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}
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public static StringBuffer addStringBuffer(String FJHXZ, String PSSJ, Double Longitude, Double Latitude, int PSFYJ, int PSJD, int PSHGJ, String PSRY, String ZSDM) {
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StringBuffer buffer = new StringBuffer();
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// 添加参数到 StringBuffer
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buffer.append(FJHXZ).append(",");
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buffer.append(PSSJ).append(",");
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buffer.append(Longitude).append(",");
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buffer.append(Latitude).append(",");
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buffer.append(PSFYJ).append(",");
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buffer.append(PSJD).append(",");
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buffer.append(PSHGJ).append(",");
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buffer.append(PSRY).append(",");
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buffer.append(ZSDM);
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return buffer;
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}
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}
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