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  • frida框架hook常用字符串模板总结

    ArrayBuffer转String: 解决中文乱码(模板)

    function ab2str(buf) {
        return new Uint16Array(buf)
        // encodedString = String.fromCodePoint.apply(null, new Uint16Array(buf));
        // // decodedString = encodeURI(encodedString);//没有这一步中文会乱码
        // // console.log(decodedString);
        // return encodedString
    }
    

    string转ArrayBuffer(模板)

    function str2ab(str) {
        var buf = new ArrayBuffer(str.length * 2); // 每个字符占用2个字节
        var bufView = new Uint16Array(buf);
        for (var i = 0, strLen = str.length; i < strLen; i++) {
            bufView[i] = str.charCodeAt(i);
        }
        return buf;
    }
    

    字符串转Uint8Array(模板)

    function stringToUint8Array(str){
      var arr = [];
      for (var i = 0, j = str.length; i < j; ++i) {
        arr.push(str.charCodeAt(i));
      }
    
      var tmpUint8Array = new Uint8Array(arr);
      return tmpUint8Array
    }
    

    Uint8Array转字符串(模板)

    function Uint8ArrayToString(fileData){
        console.log(fileData)
      var dataString = "";
      for (var i = 0; i < fileData.length; i++) {
        dataString += String.fromCharCode(fileData[i]);
      }
    
      return dataString
    }
    
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  • 原文地址:https://www.cnblogs.com/pythonywy/p/13398371.html
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