Wasm-aeslib NPM

a wasm aes128 crypto lib created by rust

AES

eg:https://app.fynut.com/

USEAGE

    //实例化对象
    const aeslib = new wasm.Aeslib('1234567812345678','1234567812345678');
    //字符串加密为base64
    str2base64('a');
    base642str('DKMTWehI9e81wINnnusn7w==');
    //上传图片并加密
    new Promise((resolve) => {
        //监听文件变化
        const myfile = document.getElementById('myfile');
        myfile.onchange = resolve;
    }).then((evt) => {
        return new Promise((resolve) => {
            const file = evt.target.files[0];
            const reader = new FileReader();
            //读取文件
            reader.onload = function() {
                resolve(this.result);
            };
            reader.readAsArrayBuffer(file);
        });
    }).then((result) => {
        //加密
        const arrayBuff = fileencode(result);
        //解密
        filedecode(arrayBuff);
    });

    //demo1 字符串加密为base64
    function str2base64(str){
        var blob = new Blob(['a'], {type: 'text/plain'});
        var reader = new FileReader();
        reader.onload = () => {
            var u8Array = new Uint8Array(reader.result);
            try{
                const result = aeslib.base64encode(u8Array);
                console.log(result); //DKMTWehI9e81wINnnusn7w==
            }catch(err){
                console.log(err);
            }
        };
        reader.readAsArrayBuffer(blob);
    }
    //demo2 base64为字符串加密
    function base642str(str){
        try{
            const result = aeslib.base64decode(str);
            console.log(result); //a
        }catch(err){
            console.log(err);
        }
    }
    //demo3 fileencode
    function fileencode(arrayBuff){
        const newResult = aeslib.fileencode(new Uint8Array(arrayBuff) );
        return newResult;
    }
    //demo3 filedecode
    function filedecode(arrayBuff){
        const deResult = aeslib.filedecode(arrayBuff);
        const ele = new Image();
        const blob = new Blob([deResult.buffer]);
        ele.setAttribute('src', URL.createObjectURL(blob));
        document.body.appendChild(ele);
    }