initial

README.md

@@ -0,0 +1,18 @@
+# nodejs-param
+
+###nodejs---各个平台逆向参数生成
+- kuaishou：js生成参数verifyParam
+    - api: 
+      - POST: http://x:3000/kuaishou/get_verifyParam
+- hnw: js翻译的wasm代码，生成部分参数的中间值
+    - api:
+        - GET: http://x:3000/hn/get_signature?nonce={key}
+- douyin:js生成参数 __ac_signature
+    - api:
+        - GET: http://x:3000/douyin/get_signature?nonce={nonce}
+
+
+###代码位置：
+`
+`
+- 启动： pm2 app

app.js

@@ -0,0 +1,149 @@
+
+const express = require("express");
+const bodyParser = require("body-parser");
+const multer = require('multer'); // 接受视频流
+const fs = require('fs');
+
+
+var captcha = require("./kuaishou/ks_slid"); // 快手滑块
+var hn = require("./hnw/hn"); // 惠农网 headers
+var dy_signature = require("./douyin/_ac_signature"); // 抖音主页signature
+var wx_func = require("./wx_video/wasm_video_decode"); // 微信视频号算法生成
+var wx_tool = require("./wx_video/tools"); // 微信视频号解密
+var xhs = require("./xhs/xs-commen"); // 小红书x-comment
+
+let Module; // 保存对象存留
+var app = express();
+// 调整参数大小限制
+app.use(bodyParser.json());
+app.use(bodyParser.urlencoded({extended: true}));
+// 设置multer来处理上传的文件
+const storage = multer.memoryStorage();
+const upload = multer({ storage: storage });
+
+
+app.post("/kuaishou/get_verifyParam", function(req, res){
+    try{
+        var info = req.body["info"]
+        var result = captcha.getJose(info);
+        res.send(result);
+        console.log("[kuaishou-verify_fp] 请求成功");
+    }catch(e){
+        console.log(e);
+        res.send("[kuaishou-verify_fp] verify fp error");
+    }
+});
+
+app.get("/hn/get_signature", function(req, res){
+    try{
+        var noce = req.query.nonce;
+        var result = hn.getS(noce);
+        res.send(result);
+        console.log("[hn-get_header] 请求成功");
+    }catch(e){
+        console.log(e);
+        res.send("[hn-get_header] get header error");
+    }
+});
+
+
+app.get("/douyin/get_signature", function(req, res){
+    try{
+        var noce = req.query.nonce;
+        var result = dy_signature.get_ac_signature(noce);
+        res.send(result);
+        console.log("[douyin-get_signature] 请求成功");
+    }catch(e){
+        console.log(e);
+        res.send("[douyin-get_signature] get signature error");
+    }
+});
+
+
+app.post("/wx/decode", upload.single('file'), async (req,res) =>{
+    if(Module == undefined){
+        Module = await wx_func.createWasm(); // 创建modul实例
+        console.log("[wx] 初始化 wasm 模块！");
+    }
+
+    try{
+        if(req.file){
+            var buffer = req.file.buffer; // 视频流
+            var decodekey = req.query.decodekey; // 视频buffer
+            var local_path = "wx_video/tmp/".concat(decodekey).concat(".mp4");
+            console.log("[wx] 获取到的 decodekey:", decodekey,);
+            wx_func.p.decryptor = new Module["WxIsaac64"](decodekey);
+            wx_func.p.decryptor.generate(131072);
+            var video_res = await wx_tool.main1(local_path, buffer, decodekey, wx_func.p.decryptor_array);
+            wx_func.p.decryptor.delete();
+            console.log("[wx] ", video_res);
+            res.send(video_res);
+        }else{
+            res.send({"status": 500, "msg": "未识别文件"});
+        }
+    }catch(e){
+         console.log(e);
+         res.send("[wx] decode error");
+    }
+});
+
+
+// 测试版
+app.post("/wx/decode1", upload.single('file'), async (req,res) =>{
+    if(Module == undefined){
+        Module = await wx_func.createWasm(); // 创建modul实例
+        console.log("[wx] 初始化 wasm 模块！");
+    }
+
+    try{
+        var buffer = req.file.buffer; // 视频流
+        console.log(buffer);
+        var decodekey = req.query.decodekey; // 视频buffer
+        var local_path = "wx_video/tmp/".concat(decodekey).concat(".mp4");
+        console.log("[wx] 获取到的 decodekey:", decodekey,);
+        wx_func.p.decryptor = new Module["WxIsaac64"](decodekey);
+        wx_func.p.decryptor.generate(131072);
+        const video_res = await wx_tool.main2(local_path, buffer, decodekey, wx_func.p.decryptor_array);
+        wx_func.p.decryptor.delete();
+        // 将Uint8Array转换为Buffer
+        const new_buffer = Buffer.from(video_res);
+        // 设置响应类型为二进制
+        res.setHeader('Content-Type', 'application/octet-stream');
+
+        // 发送Buffer数据
+        res.send(new_buffer);
+    }catch(e){
+         console.log(e);
+         res.send("[wx] decode error");
+    }
+
+});
+
+app.post("/xhs/get_comment", function(req, res){
+    try{
+        var a1 = req.body["a1"];
+        var xs = req.body["xs"];
+        var xt = req.body["xt"];
+
+        var result = xhs.getCommon(a1, xs, xt);
+//        console.log(result);
+        res.send(result);
+        // res.send(window.code);
+        // console.log(window.code);
+        // console.log(a);
+        console.log("[xhs-comment] 请求成功");
+    }catch(e){
+        console.log(e);
+        res.send("[xhs-comment] verify fp error");
+    }
+    // res.send(result.toString());
+});
+
+
+app.listen(3000, ()=>{
+    console.log("开启服务，端口3000", new Date().toString());
+})
+
+
+
+

hnw/hn.js

@@ -0,0 +1,267 @@
+var  w = 4294967296; // 先固定
+var M = r2(0,0,false);
+
+
+function mul_(v0, v1, v2, v3){
+  let i32_v0 = new Int32Array(8);
+  i32_v0[0] = v0;
+  let i64_v0 = new BigInt64Array(i32_v0.buffer)[0];
+  // console.log(i64_v0)
+  let i32_v1 = new Int32Array(8);
+  i32_v1[0] = v1;
+  let i64_v1 = new BigInt64Array(i32_v1.buffer)[0];
+
+
+  let i32_v2 = new Int32Array(8);
+  i32_v2[0] = v2;
+  let i64_v2 = new BigInt64Array(i32_v2.buffer)[0];
+
+
+  let i32_v3 = new Int32Array(8);
+  i32_v3[0] = v3;
+  let i64_v3 = new BigInt64Array(i32_v3.buffer)[0];
+
+  let i64_const = 32n;
+
+  // shl、or、mul操作
+  let tmp = (i64_v0 | (i64_v1 << i64_const))  * (i64_v2 | (i64_v3 << i64_const));
+
+  // console.log(Number(tmp), tmp)
+  // global0 shr_s
+  let get_length = Number(tmp >> i64_const);
+
+  let res = Number(tmp) >> 32;
+
+  // console.log(res, get_length);
+  return {mul: res, get_length: get_length}
+
+}
+
+
+
+function div_u_(v0, v1, v2, v3){
+  let i32_v0 = new Int32Array(8);
+  i32_v0[0] = v0;
+  let i64_v0 = new BigInt64Array(i32_v0.buffer)[0];
+  // console.log(i64_v0)
+  let i32_v1 = new Int32Array(8);
+  i32_v1[0] = v1;
+  let i64_v1 = new BigInt64Array(i32_v1.buffer)[0];
+  // console.log(i64_v1)
+
+  let i32_v2 = new Int32Array(8);
+  i32_v2[0] = v2;
+  let i64_v2 = new BigInt64Array(i32_v2.buffer)[0];
+
+
+  let i32_v3 = new Int32Array(8);
+  i32_v3[0] = v3;
+  let i64_v3 = new BigInt64Array(i32_v3.buffer)[0];
+
+  let i64_const = 32n;
+  // let u32_max = 0xFFFFFFFF;
+
+  // shl、or、div操作
+  let tmp = ((i64_v0 | (i64_v1 << i64_const))  / (i64_v2 | (i64_v3 << i64_const))) 
+
+  // console.log(Number(tmp))
+  // global0 shr_s
+  let get_length = Number(tmp >> i64_const);
+
+  let res = Number(tmp) >> 32;
+
+  // console.log(res, get_length);
+  return {div_u: res, get_length: get_length}
+
+}
+
+
+
+function randomInt (e, t) {
+      return Math.floor(Math.random() * (t - e + 1) + e)
+}
+
+function o(t) {
+        return !0 === (t && t.__isLong__)
+}
+
+function m(t, e) {
+        return "number" == typeof t ? l(t, e) : "string" == typeof t ? y(t, e) : d(t.low, t.high, "boolean" == typeof e ? e : t.unsigned)
+}
+
+
+function toUnsigned(obj) {
+    return obj.unsigned ? obj : d(obj.low, obj.high, !0)
+}
+
+function isZero(obj) {
+    return 0 === obj.high && 0 === obj.low
+}
+
+
+function r2(t, e, n) {
+    return {low:0 | t, high:0 | e, unsigned:!!n}
+}
+
+
+function d(t, e, n) {
+      return r2(t,e,n)
+}
+
+function eq(t, obj) {
+        return o(t) || (t = m(t)),
+        (obj.unsigned === t.unsigned || obj.high >>> 31 != 1 || t.high >>> 31 != 1) && (obj.high === t.high && obj.low === t.low)
+}
+
+function not(obj){
+  return d(~obj.low, ~obj.high, obj.unsigned);
+}
+
+function neg(obj) {
+  let k = {
+    "low": 1,
+    "high": 0,
+    "unsigned": false
+}
+  return add(k, not(obj));
+}
+
+
+
+function l(t, e) {
+    return t < 0 ? l(-t, e).neg() : d(t % w | 0, t / w | 0, e)
+}
+
+function isNegative(obj){
+  return !obj.unsigned && obj.high < 0
+}
+
+
+function isOdd(obj) {
+        return 1 == (1 & obj.low)
+    }
+
+
+function mul(t, obj) {
+        if (isZero(obj))
+            return M;
+        if (o(t) || (t = m(t))){
+          let mul$ = mul_(obj.low, obj.high, t.low, t.high);
+          return d(mul$["mul"], mul$["get_length"], obj.unsigned); 
+        }
+        if (isZero(t))
+            return M;
+        if (eq(j, obj))
+            return t.isOdd() ? j : M;
+        if (eq(j, t))
+            return isOdd(obj) ? j : M;
+        if (isNegative(obj))
+            return t.isNegative() ? this.neg().mul(t.neg()) : this.neg().mul(t).neg();
+        if (t.isNegative())
+            return this.mul(t.neg()).neg();
+        if (this.lt(x) && t.lt(x))
+            return l(this.toNumber() * t.toNumber(), this.unsigned);
+        var e = obj.high >>> 16
+          , r = 65535 & obj.high
+          , f = obj.low >>> 16
+          , c = 65535 & obj.low
+          , h = t.high >>> 16
+          , v = 65535 & t.high
+          , y = t.low >>> 16
+          , w = 65535 & t.low
+          , _ = 0
+          , S = 0
+          , E = 0
+          , k = 0;
+        return E += (k += c * w) >>> 16,
+        S += (E += f * w) >>> 16,
+        E &= 65535,
+        S += (E += c * y) >>> 16,
+        _ += (S += r * w) >>> 16,
+        S &= 65535,
+        _ += (S += f * y) >>> 16,
+        S &= 65535,
+        _ += (S += c * v) >>> 16,
+        _ += e * w + r * y + f * v + c * h,
+        d((E &= 65535) << 16 | (k &= 65535), (_ &= 65535) << 16 | (S &= 65535), obj.unsigned)
+    }
+
+
+function div(t, o){
+  let div_ = div_u_(o.low, o.high, t.low, t.high);
+  return o.unsigned || -2147483648 !== o.high || -1 !== t.low || -1 !== t.high ? d(div_["div_u"], div_["get_length"], o.unsigned) : o;
+}
+
+
+function sub(t, obj) {
+    return o(t) || (t = m(t)),
+        add(neg(t), obj)
+}
+
+function toInt(obj) {
+      return obj.unsigned ? obj.low >>> 0 : obj.low
+}
+
+
+function toS(t, obj){
+  for (var r = l(Math.pow(t, 6), obj.unsigned), o = obj, f = ""; ; ) {
+        var c = div(r, o)
+
+        h = (toInt(sub(mul(r, c), o)) >>> 0).toString(t),
+         h = (toInt(sub(mul(r, c), o)) >>> 0).toString(t);
+        if (isZero(o = c))
+            return h + f;
+        for (; h.length < 6; )
+            h = "0" + h;
+        f = "" + h + f
+    }
+}
+
+
+function add(t, obj) {
+    o(t) || (t = m(t));
+    var e = obj.high >>> 16
+      , n = 65535 & obj.high
+      , r = obj.low >>> 16
+      , f = 65535 & obj.low
+      , c = t.high >>> 16
+      , h = 65535 & t.high
+      , l = t.low >>> 16
+      , v = 0
+      , y = 0
+      , w = 0
+      , _ = 0;
+    return w += (_ += f + (65535 & t.low)) >>> 16,
+    y += (w += r + l) >>> 16,
+    v += (y += n + h) >>> 16,
+    v += e + c,
+    d((w &= 65535) << 16 | (_ &= 65535), (v &= 65535) << 16 | (y &= 65535), obj.unsigned)
+}
+
+function y(t, e, n) {
+    var p;
+    for (var r = l(Math.pow(n, 8)), o = M, i = 0; i < t.length; i += 8) {
+        var f = Math.min(8, t.length - i)
+          , c = parseInt(t.substring(i, i + f), n);
+        if (f < 8) {
+            var h = l(Math.pow(n, f));
+            o = add(l(c), mul(h, o));
+        } else{
+          o = add(l(c), mul(r, o));
+        }
+          
+    }
+    return o.unsigned = e,
+    o
+}
+
+function getS(key){
+  return toS(10, toUnsigned(y(key, !0, 16)));
+}
+
+
+module.exports = {
+  getS
+}
+
+

package-lock.json

@@ -0,0 +1,807 @@
+{
+  "name": "nodejs-param",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "dependencies": {
+        "body-parser": "^1.20.2",
+        "express": "^4.19.2",
+        "multer": "^1.4.5-lts.1"
+      }
+    },
+    "node_modules/accepts": {
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz",
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+      "dependencies": {
+        "mime-types": "~2.1.34",
+        "negotiator": "0.6.3"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/append-field": {
+      "version": "1.0.0",
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+    },
+    "node_modules/array-flatten": {
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+    },
+    "node_modules/body-parser": {
+      "version": "1.20.2",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.2.tgz",
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+      "dependencies": {
+        "bytes": "3.1.2",
+        "content-type": "~1.0.5",
+        "debug": "2.6.9",
+        "depd": "2.0.0",
+        "destroy": "1.2.0",
+        "http-errors": "2.0.0",
+        "iconv-lite": "0.4.24",
+        "on-finished": "2.4.1",
+        "qs": "6.11.0",
+        "raw-body": "2.5.2",
+        "type-is": "~1.6.18",
+        "unpipe": "1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.8",
+        "npm": "1.2.8000 || >= 1.4.16"
+      }
+    },
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+    },
+    "node_modules/busboy": {
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+      "resolved": "https://registry.npmjs.org/busboy/-/busboy-1.6.0.tgz",
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+      "dependencies": {
+        "streamsearch": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=10.16.0"
+      }
+    },
+    "node_modules/bytes": {
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+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/call-bind": {
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+        "get-intrinsic": "^1.2.1",
+        "set-function-length": "^1.1.1"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+      }
+    },
+    "node_modules/concat-stream": {
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+      "engines": [
+        "node >= 0.8"
+      ],
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+        "inherits": "^2.0.3",
+        "readable-stream": "^2.2.2",
+        "typedarray": "^0.0.6"
+      }
+    },
+    "node_modules/content-disposition": {
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
+      "integrity": "sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==",
+      "dependencies": {
+        "safe-buffer": "5.2.1"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/content-type": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.5.tgz",
+      "integrity": "sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/cookie": {
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+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.6.0.tgz",
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+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/cookie-signature": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
+      "integrity": "sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ=="
+    },
+    "node_modules/core-util-is": {
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+          "type": "github",
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+          "url": "https://www.patreon.com/feross"
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+      "engines": {
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+    },
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+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
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+}

package.json

@@ -0,0 +1,7 @@
+{
+  "dependencies": {
+    "body-parser": "^1.20.2",
+    "express": "^4.19.2",
+    "multer": "^1.4.5-lts.1"
+  }
+}

wx_video/tools.js

@@ -0,0 +1,135 @@
+
+const fs = require('fs');
+const url = "https://crawl-files.pontoaplus.com/upload";
+//const url = "http://172.18.1.113:8080/upload"
+
+
+/**
+* 视频流解密操作
+**/
+function I(t, e, decryptor_array) {
+    for (var r = new Uint8Array(t), n = 0; n < t.byteLength && e + n < decryptor_array.length; n++)
+        r[n] ^= decryptor_array[n];
+    return r
+}
+
+
+function toArrayBuffer(buffer) {
+  const arrayBuffer = new ArrayBuffer(buffer.length);
+  const view = new Uint8Array(arrayBuffer);
+
+  for (let i = 0; i < buffer.length; i++) {
+    view[i] = buffer[i];
+  }
+
+  return arrayBuffer;
+}
+
+
+/**
+ *
+ * 视频下载
+ **/
+async function download(url, decode, decryptor_array){
+      let response = await fetch(url, {
+        headers:{
+          "Cache-Control": "no-cache"
+        }
+      });
+
+      if(response.status == 200){
+        let arrayBuffer = await response["arrayBuffer"]();
+        let m = I(arrayBuffer, 0, decryptor_array);  // 进行计算
+        return m;
+      }
+
+      console.log("下载失败：", decode, ":", url);
+      return undefined;
+}
+
+
+/**
+ * 视频上传
+ **/
+async function upload(arrayBuffer, file_name){
+   const formData = new FormData();
+   const videoBlob = new Blob([arrayBuffer], { type: 'video/mp4' });
+   formData.append('file', videoBlob, file_name);
+    try{
+        let response = await fetch(url, {
+          method: 'POST',
+          body: formData,
+          timeout: 20000  // 设置超时
+        });
+
+        if(response.status == 200){
+            let data = await response.text();
+            return data;
+          }
+        console.log("[wx] 视频上传失败")
+    }catch(e){
+        console.log("[wx] 视频上传异常", e)
+    }
+
+
+    return undefined;
+}
+
+
+/**
+* 保存文件到本地
+**/
+function saveUint8ArrayToFile(uint8Array, filePath) {
+      const buffer = Buffer.from(uint8Array);
+
+      fs.writeFile(filePath, buffer, error => {
+        if (error) {
+          console.error('Failed to save file:', error);
+        } else {
+          console.log('File saved successfully.');
+        }
+      });
+
+
+      return filePath;
+}
+
+
+/**
+ *
+ * 视频整体处理流程
+ **/
+async function main(local_path, url, decode, decryptor_array){
+      console.log(url);
+      let arrayBuffer = await download(url, decode, decryptor_array);
+      let file_name = decode.concat(".mp4");
+      let upload_file = arrayBuffer !== undefined ? await upload(arrayBuffer, file_name):undefined;
+      let filePath = upload_file !== undefined ? upload_file:saveUint8ArrayToFile(arrayBuffer, local_path);
+      return filePath == undefined ? {"status": 500, "filePath": filePath, "msg": "下载失败"}:
+      (filePath != local_path ? {"status": 200, "filePath": filePath, "msg": "上传成功"}:{"status": 203, "filePath": filePath, "msg": "上传失败"});
+}
+
+
+async function main1(local_path, buffer, decode, decryptor_array){
+      let arrayBuffer = toArrayBuffer(buffer);
+      let file_name = decode.concat(".mp4");
+      let m = I(arrayBuffer, 0, decryptor_array);  // 进行计算
+      let upload_file = m !== undefined ? await upload(m, file_name):undefined;
+      let filePath = upload_file !== undefined ? upload_file:saveUint8ArrayToFile(m, local_path);
+      return filePath == undefined ? {"status": 500, "filePath": filePath, "msg": "视频流传输失败"}:
+      (filePath != local_path ? {"status": 200, "filePath": filePath, "msg": "上传成功"}:{"status": 203, "filePath": filePath, "msg": "上传失败"});
+}
+
+
+
+async function main2(local_path, buffer, decode, decryptor_array){
+      let arrayBuffer = toArrayBuffer(buffer);
+      let m = I(arrayBuffer, 0, decryptor_array);  // 进行计算
+      return m;
+}
+
+
+module.exports = {main, main1, main2};
+
+
+

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+    for (var t = 55, r = 28, n = 25, o = 74, i = 229, a = 119, u = 193, s = 90, c = 259, l = 280, p = 456, f = 422, d = 185, g = 77, A = 355, h = 1195, v = {
+        ndbxf: function(e, t) {
+            return e === t
+        },
+        dlvDl: function(e, t) {
+            return e + t
+        },
+        OgZjF: function(e, t, r) {
+            return e(t, r)
+        }
+    },
+             y = encodeURIComponent(e),
+             m = [], _ = 0; _ < y[T(-t, r)]; _++) {
+        var b = y[T(-n, -82)](_);
+        if (v[T(o, i)](b, "%")) {
+            var w = y[T(-n, -126)](_ + 1) + y[T(-n, -a)](v[T(279, u)](_, 2))
+                , x = v[T(s, c)](parseInt, w, 16);
+            m[T(l, p)](x),
+                _ += 2
+        } else
+            m[T(l, f)](b[T(d, g) + T(228, A)](0))
+    }
+    function T(e, t) {
+        return a0_0x5bf4a2(e - -h, t)
+    }
+    return m
+}
+function a0_0x5bf4a2(e, t) {
+    return a0_0x4e04(e - 975, t)
+}
+a0_0x4e04 = function(e, t) {
+    return r[e -= 157]
+}
+function tripletToBase64(e) {
+    var t = 438
+        , r = 305
+        , n = 389
+        , o = 254
+        , i = 171
+        , a = 355
+        , u = 221
+        , s = 441
+        , c = 306
+        , l = 418
+        , p = 438
+        , f = 604
+        , d = 389
+        , g = 9
+        , A = 355
+        , h = 338
+        , v = 171
+        , y = 319
+        , m = 230
+        , _ = 137
+        , b = 69
+        , w = 1060
+        , x = {};
+    function T(e, t) {
+        return a0_0x5bf4a2(e - -w, t)
+    }
+    x[T(441, 298)] = function(e, t) {
+        return e + t
+    }
+        ,
+        x[T(t, r)] = function(e, t) {
+            return e + t
+        }
+        ,
+        x[T(n, o)] = function(e, t) {
+            return e & t
+        }
+        ,
+        x[T(i, 27)] = function(e, t) {
+            return e >> t
+        }
+        ,
+        x[T(a, u)] = function(e, t) {
+            return e & t
+        }
+        ,
+        x[T(137, 45)] = function(e, t) {
+            return e & t
+        }
+    ;
+    var E = x;
+    return E[T(s, c)](E[T(s, l)](E[T(p, f)](lookup[E[T(d, 529)](E[T(i, g)](e, 18), 63)], lookup[E[T(A, h)](E[T(v, y)](e, 12), 63)]), lookup[E[T(A, m)](e >> 6, 63)]), lookup[E[T(_, b)](e, 63)])
+}
+function encodeChunk(e, t, r) {
+    var n, o = 1203, i = 1278, a = 1291, u = 1130, s = 1214, c = 1327, l = 1429, p = 1431, f = 1320, d = 1439, g = 1181, A = 1151, h = 1478, v = 36, y = {
+        pWkTP: function(e, t) {
+            return e < t
+        },
+        HahEp: function(e, t) {
+            return e + t
+        },
+        xvACd: function(e, t) {
+            return e & t
+        },
+        Zymkz: function(e, t) {
+            return e << t
+        },
+        QCmLq: function(e, t) {
+            return e & t
+        },
+        Qdnej: function(e, t) {
+            return e + t
+        },
+        MMCMk: function(e, t) {
+            return e(t)
+        }
+    }, m = [];
+    function _(e, t) {
+        return a0_0x5bf4a2(t - -v, e)
+    }
+    for (var b = t; y[_(1385, o)](b, r); b += 3)
+        n = y[_(i, a)](y[_(u, s)](y[_(c, l)](e[b], 16), 16711680), y[_(1530, p)](e[y[_(f, 1291)](b, 1)] << 8, 65280)) + (255 & e[y[_(1479, 1469)](b, 2)]),
+            m[_(1490, d)](y[_(g, A)](tripletToBase64, n));
+    return m[_(h, 1437)]("")
+}
+function b64Encode(e) {
+    var t = 1063
+        , r = 1211
+        , n = 1255
+        , o = 1145
+        , i = 855
+        , a = 1021
+        , u = 1378
+        , s = 1313
+        , c = 1227
+        , l = 1353
+        , p = 1305
+        , f = 1294
+        , d = 1146
+        , g = 1246
+        , A = 1433
+        , h = 1291
+        , v = 1265
+        , y = 1152
+        , m = 1469
+        , _ = 1332
+        , b = 1199
+        , w = 1353
+        , x = 1186
+        , T = 1118
+        , E = 1296
+        , S = 1146
+        , k = 1109
+        , I = 1078
+        , B = 1189
+        , C = 1351
+        , O = 1300
+        , M = 1244
+        , L = 1353
+        , D = 1125
+        , N = 1465
+        , R = 1283
+        , j = 1035
+        , F = 1035
+        , P = 884
+        , W = {
+        QZCeF: Z(1139, 1245) + Z(t, r) + "1",
+        tucXA: function(e, t) {
+            return e === t
+        },
+        hhpmz: function(e, t) {
+            return e - t
+        },
+        MIBDd: function(e, t) {
+            return e + t
+        },
+        LpEPK: function(e, t) {
+            return e & t
+        },
+        wDmFl: function(e, t) {
+            return e << t
+        },
+        BKlTG: function(e, t) {
+            return e + t
+        },
+        mVqpt: function(e, t) {
+            return e - t
+        },
+        ivzJu: function(e, t) {
+            return e - t
+        },
+        wrQPO: function(e, t) {
+            return e + t
+        },
+        mzbVd: function(e, t) {
+            return e >> t
+        },
+        pMnQF: function(e, t) {
+            return e & t
+        },
+        KVFmX: function(e, t) {
+            return e % t
+        },
+        Izlkq: function(e, t) {
+            return e < t
+        },
+        jlpEd: function(e, t, r, n) {
+            return e(t, r, n)
+        },
+        nJCOz: function(e, t) {
+            return e > t
+        },
+        aLEDD: function(e, t) {
+            return e + t
+        }
+    }
+        , U = ['3', '6', '4', '7', '2', '5', '0', '1']
+        , z = 0;
+    function Z(e, t) {
+        return a0_0x5bf4a2(t - -122, e)
+    }
+    for (; ; ) {
+        switch (U[z++]) {
+            case "0":
+                W[Z(i, a)](G, 1) ? (V = e[W[Z(u, s)](K, 1)],
+                    Y[Z(c, l)](W[Z(p, f)](lookup[V >> 2], lookup[W[Z(1167, d)](W[Z(1115, g)](V, 4), 63)]) + "==")) : 2 === G && (V = W[Z(A, h)](e[W[Z(v, y)](K, 2)] << 8, e[W[Z(m, _)](K, 1)]),
+                    Y[Z(b, w)](W[Z(1118, x)](lookup[W[Z(951, T)](V, 10)], lookup[W[Z(E, S)](V >> 4, 63)]) + lookup[W[Z(k, I)](W[Z(B, g)](V, 2), 63)] + "="));
+                continue;
+            case "1":
+                return Y[Z(1263, C)]("");
+            case "2":
+                var H = 16383;
+                continue;
+            case "3":
+                var V;
+                continue;
+            case "4":
+                var G = W[Z(1378, O)](K, 3);
+                continue;
+            case "5":
+                for (var q = 0, Q = K - G; W[Z(1411, M)](q, Q); q += H)
+                    Y[Z(1528, L)](W[Z(1169, D)](encodeChunk, e, q, W[Z(N, R)](W[Z(1018, j)](q, H), Q) ? Q : W[Z(951, F)](q, H)));
+                continue;
+            case "6":
+                var K = e[Z(P, 1018)];
+                continue;
+            case "7":
+                var Y = [];
+                continue
+        }
+        break
+    }
+}
+let lookup = [
+    "Z",
+    "m",
+    "s",
+    "e",
+    "r",
+    "b",
+    "B",
+    "o",
+    "H",
+    "Q",
+    "t",
+    "N",
+    "P",
+    "+",
+    "w",
+    "O",
+    "c",
+    "z",
+    "a",
+    "/",
+    "L",
+    "p",
+    "n",
+    "g",
+    "G",
+    "8",
+    "y",
+    "J",
+    "q",
+    "4",
+    "2",
+    "K",
+    "W",
+    "Y",
+    "j",
+    "0",
+    "D",
+    "S",
+    "f",
+    "d",
+    "i",
+    "k",
+    "x",
+    "3",
+    "V",
+    "T",
+    "1",
+    "6",
+    "I",
+    "l",
+    "U",
+    "A",
+    "F",
+    "M",
+    "9",
+    "7",
+    "h",
+    "E",
+    "C",
+    "v",
+    "u",
+    "R",
+    "X",
+    "5"
+]
+let r = [
+    "asStrin",
+    "6421023qDUTlG",
+    "GwcGK",
+    "rbzrd",
+    "ZmserbB",
+    "IuNbm",
+    "horPD",
+    "dlEti",
+    "length",
+    "defineP",
+    "fMQeE",
+    "tucXA",
+    "isBuffe",
+    "Csdwa",
+    "GMnXY",
+    "wXAzc",
+    "hECvuRX",
+    "rNCWZ",
+    "toStrin",
+    "Iqqni",
+    "gMCOT",
+    "mPqBk",
+    "njKvQ",
+    "iVrVM",
+    "BZDgY",
+    "aLEDD",
+    "zqlLt",
+    "A4NjFqY",
+    "qrstuvw",
+    "nlloK",
+    "XoRcW",
+    "PmRiF",
+    "gNPmw",
+    "qfKTl",
+    "size",
+    "hKqxo",
+    "call",
+    "ule",
+    "charAt",
+    "CVGZf",
+    "LApMt",
+    "GIOVd",
+    "FqzNC",
+    "BlYYJ",
+    "iveAI",
+    "0DSfdik",
+    "floor",
+    "AFspt",
+    "nUgYR",
+    "vwKJd",
+    "vvUDs",
+    "functio",
+    "QHyuq",
+    "MVAwP",
+    "getTime",
+    "MMCMk",
+    "sYpSd",
+    "navigat",
+    "lUAFM97",
+    "14166300GRKScn",
+    "_gg",
+    "PTckW",
+    "9828858gDvJWH",
+    "zQHLA",
+    "onGsF",
+    "jYLZN",
+    "LfzDW",
+    "fXyCY",
+    "pMnQF",
+    "KXVXf",
+    "tYPHy",
+    "xjGie",
+    "Bvk6/7=",
+    "default",
+    "q42KWYj",
+    "uLaUm",
+    "qQEvx",
+    "WhtXq",
+    "bytesTo",
+    "pow",
+    "JfMBq",
+    "asBytes",
+    "CSkFe",
+    "oVSCj",
+    "zxlnG",
+    "YfWLP",
+    "isArray",
+    "vKozY",
+    "oGIPg",
+    "_hh",
+    "alert",
+    "WGYNO",
+    "qKVdC",
+    "XIyHu",
+    "35gJWoke",
+    "qHhcm",
+    "JAJSl",
+    "SiQnD",
+    "rGcjO",
+    "iAdEk",
+    "hasOwnP",
+    "jkBcl",
+    "qRUYU",
+    "LmgEU",
+    "indexOf",
+    "jklmnop",
+    "oBytes",
+    "pWkTP",
+    "mzbVd",
+    "ZConF",
+    "SybVD",
+    "giCxm",
+    "DKJgG",
+    "0XTdDgM",
+    "ZKOQP",
+    "jlpEd",
+    "atLE",
+    "HInoH",
+    "xvACd",
+    "UUpXV",
+    "xZKow",
+    "iiDsP",
+    "zDWFE",
+    "WDznH",
+    "1510EVYxDf",
+    "encodin",
+    "_isBuff",
+    "ewsiq",
+    "nypTe",
+    "JGiLO",
+    "JPvwn",
+    "dLkrl",
+    "GVKTc",
+    "maGnI",
+    " argume",
+    "QZCeF",
+    "LpEPK",
+    "ndbxf",
+    "HIJKLMN",
+    "zpXoh",
+    "yzFgN",
+    "LQzcw",
+    "mVqpt",
+    "EsNua",
+    "fMLzk",
+    "[object",
+    "JzsgP",
+    "exports",
+    "sUVZX",
+    "random",
+    "a2r1ZQo",
+    "iXIuP",
+    "JXCdt",
+    "OgZjF",
+    "ZyrdF",
+    "ZPSxl",
+    "cVte9UJ",
+    "gsXZX",
+    "AyuWg",
+    "jpgNW",
+    "fhBCN",
+    "7|4",
+    "undefin",
+    "iEbrz",
+    "ijPny",
+    "vQLRG",
+    "wOcza/L",
+    "0|9|6",
+    "roANW",
+    "gHrQO",
+    "lImSF",
+    "__esMod",
+    "xjwrk",
+    "yrsxt",
+    "split",
+    "ble",
+    "wrQPO",
+    "ckmlP",
+    "stringT",
+    "IIbJk",
+    "wQkPs",
+    "substr",
+    "Hex",
+    "FcvYN",
+    "rVTGu",
+    "CJhpg",
+    "GPKgf",
+    "VWXYZab",
+    "GEFbL",
+    "lnMXU",
+    "ytRAA",
+    "sscMP",
+    "YYwTi",
+    "fdXbs",
+    "pBIon",
+    "HahEp",
+    "epseL",
+    "FFGBs",
+    "dGTfa",
+    "oHQtNP+",
+    "nt ",
+    "|2|5|0|",
+    "1|8|2|4",
+    "ofNul",
+    "roperty",
+    "ctor",
+    "configu",
+    "FUmrx",
+    "Words",
+    "Bytes",
+    "3|6|5|1",
+    "zNDxq",
+    "MziVH",
+    "Illegal",
+    "PjFzZ",
+    "wFbRI",
+    "AgtoL",
+    "ulmju",
+    "eMMmS",
+    "pBQVD",
+    "OXCLS",
+    "pZJmk",
+    "JLuYf",
+    "pngG8yJ",
+    "test",
+    "5|2|0|4",
+    "endian",
+    "binary",
+    "vnWPy",
+    "9082503wDHZUe",
+    "fpNFL",
+    "ExLNh",
+    "BmKDO",
+    "slice",
+    "Izlkq",
+    "3|6|4|7",
+    "wDmFl",
+    "WzyGE",
+    "lAwpi",
+    "kEjFq",
+    "WMgoB",
+    "enumera",
+    "JiFfc",
+    "u5wPHsO",
+    "YUgHM",
+    "|2|8|0|",
+    "ynYJU",
+    "dKjoH",
+    "charCod",
+    "ABCDEFG",
+    "kmWtQ",
+    "AxAhe",
+    "_ii",
+    "fpHmu",
+    "FlrTz",
+    "get",
+    "gRzQm",
+    "wYjQX",
+    "npUFn",
+    "prototy",
+    "766Zmjnab",
+    "|3|5|7|",
+    "hPODe",
+    "bHRnl",
+    "string",
+    "vsoyz",
+    "JqpwC",
+    "teXIb",
+    "RiLUl",
+    "rTLAS",
+    "ize",
+    "constru",
+    "iamspam",
+    "nJCOz",
+    "zNReR",
+    "guKIL",
+    "JOWCA",
+    "xyz0123",
+    "nSULH",
+    "oFlMR",
+    " Array]",
+    "BKlTG",
+    "bKzCF",
+    "QEjqG",
+    "MIBDd",
+    "lTzWN",
+    "456789+",
+    "rable",
+    "TWqcu",
+    "AbucO",
+    "KVFmX",
+    "eAt",
+    "yRnhISG",
+    "_ff",
+    "VTbZO",
+    "Ebvdl",
+    "xbNCz",
+    "XZJYH",
+    "aDKZQ",
+    "PImcW",
+    "qbsfA",
+    "XELvr",
+    "fromCha",
+    "hhpmz",
+    "KblCWi+",
+    "bVwGo",
+    "userAge",
+    "replace",
+    "x3VT16I",
+    "gJOmQ",
+    "xkufh",
+    "1423755YoONuB",
+    "OcKoU",
+    "UwDmp",
+    " Object",
+    "tRIaN",
+    "utf8",
+    "fOtaQ",
+    "String",
+    "pPTeX",
+    "FtpSe",
+    "HLigX",
+    "ivzJu",
+    "uyiOy",
+    "BWpCW",
+    "ULPBW",
+    "_digest",
+    "kptIO",
+    "LpfE8xz",
+    "ayXCW",
+    "readFlo",
+    "FsSjC",
+    "stringi",
+    "Zymkz",
+    "bin",
+    "QCmLq",
+    "URzpu",
+    "bJXmh",
+    "|3|1",
+    "ZuXog",
+    "QWgdM",
+    "join",
+    "dlvDl",
+    "push",
+    "_blocks",
+    "XyCSd",
+    "VvVIb",
+    "LjQYx",
+    "ajtxP",
+    "yWXJR",
+    "zCWHZ",
+    "rotl",
+    "ZyeCw",
+    "wordsTo",
+    "jnBeR",
+    "pAnrE",
+    "NdIIp",
+    "8lYxANC",
+    "XGsUl",
+    "rCode",
+    "pUeGA",
+    "zGNlp",
+    "cdefghi",
+    "wsVCK",
+    "IPplF",
+    "kUMTd",
+    "JHZDn",
+    "tkLYM",
+    "rXWku",
+    "wOKuD",
+    "701812dHtSeL",
+    "RhoIX",
+    "GfZNv",
+    "Qdnej",
+    "FjgPK",
+    "OPQRSTU"
+]
+
+var mcr = function(e) {
+    var t = 831
+        , r = 841
+        , n = 848
+        , o = 770
+        , i = 854
+        , a = 1024
+        , u = 667
+        , s = 820
+        , c = 773
+        , l = 850
+        , p = 973
+        , f = 872
+        , d = 753
+        , g = 824
+        , A = 868
+        , h = 857
+        , v = 1305
+        , y = 1283
+        , m = 1089
+        , _ = 1271
+        , b = 910
+        , w = 1003
+        , x = 1225
+        , T = 1296
+        , E = 1243
+        , S = 1353
+        , k = 1286
+        , I = 1379
+        , B = 1189
+        , C = 1363
+        , O = 1108
+        , M = 1042
+        , L = 1282
+        , D = 1262
+        , N = 1169
+        , R = 1154
+        , j = 442
+        , F = 579
+        , P = {};
+    P[U(768, 863)] = function(e, t) {
+        return e === t
+    }
+        ,
+        P[U(t, r)] = U(n, 817),
+        P[U(672, 829)] = function(e, t) {
+            return e < t
+        }
+        ,
+        P[U(o, i)] = function(e, t) {
+            return e ^ t
+        }
+        ,
+        P[U(a, 921)] = function(e, t) {
+            return e ^ t
+        }
+        ,
+        P[U(u, 672)] = function(e, t) {
+            return e < t
+        }
+        ,
+        P[U(971, s)] = function(e, t) {
+            return e & t
+        }
+        ,
+        P[U(c, 712)] = function(e, t) {
+            return e >>> t
+        }
+        ,
+        P[U(978, l)] = function(e, t) {
+            return e & t
+        }
+        ,
+        P[U(p, 868)] = function(e, t) {
+            return e ^ t
+        }
+        ,
+        P[U(790, f)] = function(e, t) {
+            return e >>> t
+        }
+        ,
+        P[U(d, 847)] = function(e, t) {
+            return e >>> t
+        }
+    ;
+    var W = P;
+    function U(e, t) {
+        return a0_0x5bf4a2(t - -F, e)
+    }
+    for (var z, Z, H = 3988292384, V = 256, G = []; V--; G[V] = z >>> 0)
+        for (Z = 8,
+                 z = V; Z--; )
+            z = W[U(g, l)](z, 1) ? W[U(1042, A)](W[U(h, f)](z, 1), H) : W[U(980, 847)](z, 1);
+    return function(e) {
+        function t(e, t) {
+            return U(e, t - j)
+        }
+        if (W[t(1196, v)]((0,
+            esm_typeof)(e), W[t(1183, y)])) {
+            for (var r = 0, n = -1; W[t(m, _)](r, e[t(b, w)]); ++r)
+                n = W[t(x, T)](G[W[t(1524, 1363)](255 & n, e[t(1233, E) + t(S, k)](r))], n >>> 8);
+            return W[t(I, 1363)](W[t(B, C)](n, -1), H)
+        }
+        for (r = 0,
+                 n = -1; W[t(O, 1114)](r, e[t(M, 1003)]); ++r)
+            n = W[t(L, C)](G[W[t(1548, C)](W[t(1146, D)](n, 255), e[r])], W[t(N, R)](n, 8));
+        return W[t(1226, 1363)](n, -1) ^ H
+    }
+}()
+function esm_typeof(e){
+    return typeof e
+}
+
+// console.log(mcr(
+//     '1687697360034XYW_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'
+// ))
+function getCommon(a1,xs,xt) {
+    let f = "I38rHdgsjopgIvesdVwgIC+oIELmBZ5e3VwXLgFTIxS3bqwErFeexd0ekncAzMFYnqthIhJeD9MDKutRI3KsYorWHPtGrbV0P9WfIi/eWc6eYqtyQApPI37ekmR1QL+5Ii6sdnoeSfqYHqwl2qwYmf4OIClbOrm+sVtkIxdsxuwr4qtiIkrOIi/skcc3ICLdI3Oe0utl2ADmsLveDSKsSPw5IEvsiutJOqw8ButhNcKs6WqBIvSfIEr1gVw8Jqw7I3zceS5eVutkIvNs1PtyIkYKIimrzf7sYfGdZf0ejutmLLAsjZ47zfdeSDFwIxOeWPtGIheefPt7oYhMNBLsI30eiVtlnYvexfYPIi+LIES+N94AICPZtFrnIEQYgPtMI3Tu4o/sDLds6PwkIC7eSd7sffIeIhvsxLmC"
+    let ee = {
+        "s0":5,
+        "s1":"",
+        "x0":"1",
+        "x1":"3.6.8",
+        "x2":"Windows",
+        "x3":"xhs-pc-web",
+        "x4":"3.11.3",
+        "x5":a1,
+        "x6":xt,
+        "x7":xs,
+        "x8":f,
+        "x9":mcr((xt+'').concat(xs).concat(f)),
+        "x10":10
+    }
+    return b64Encode(encodeUtf8(JSON.stringify(ee)))
+}
+
+// data = getCommon("190be5ce563w91ew2bf8len812hfndyeklahbn52530000191674","XYW_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","1721197324979")
+
+// console.log(data)
+
+
+
+module.exports = {
+    getCommon
+}