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How to use DecryptStream method in wpt

Best JavaScript code snippet using wpt

download.js

Source:download.js

...114                return true;115            }116            this.isDownloading = true;117            this.downloadStream = new DownloadStream(this.downloadURL, await this.metadata, this.size, this.options);118            this.decryptStream = new DecryptStream(this.key);119            this.downloadStream.on("progress", progress => {120                this.emit("download-progress", {121                    target: this,122                    handle: this.handle,123                    progress: progress124                });125            });126            this.downloadStream127                .pipe(this.decryptStream);128            this.downloadStream.on("error", this.propagateError);129            this.decryptStream.on("error", this.propagateError);130        };131        this.finishDownload = (error) => {132            if (error) {...

evp.js

Source:evp.js

1/* evp.js2 *3 * Copyright (C) 2006-2022 wolfSSL Inc.4 *5 * This file is part of wolfSSL.6 *7 * wolfSSL is free software; you can redistribute it and/or modify8 * it under the terms of the GNU General Public License as published by9 * the Free Software Foundation; either version 2 of the License, or10 * (at your option) any later version.11 *12 * wolfSSL is distributed in the hope that it will be useful,13 * but WITHOUT ANY WARRANTY; without even the implied warranty of14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the15 * GNU General Public License for more details.16 *17 * You should have received a copy of the GNU General Public License18 * along with this program; if not, write to the Free Software19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA20 */21const fs = require( 'fs' )22const { WolfSSLEncryptor, WolfSSLDecryptor, WolfSSLEncryptionStream, WolfSSLDecryptionStream } = require( '../interfaces/evp' )23const wolfcrypt = require( '../build/Release/wolfcrypt' )24const key = Buffer.from('12345678901234567890123456789012')25const iv = Buffer.from('1234567890123456')26const expected = 'test'27const expectedCiphertext = '24d31b1e41fc8c40e521531d67c72c20'28// 17 bytes to test padding29const expectedLonger = '12345678901234567'30const expectedMessage = 'Hello WolfSSL!\n'31const evp_tests =32{33  evp_encrypt: function()34  {35    let encrypt = new WolfSSLEncryptor( 'AES-256-CBC', key, iv )36    const actual = Buffer.concat([37      encrypt.update( expected ),38      encrypt.finalize()39    ]).toString( 'hex' )40    if ( actual == expectedCiphertext )41    {42      console.log( 'PASS evp encrypt' )43    }44    else45    {46      console.log( 'FAIL evp encrypt', actual, expectedCiphertext )47    }48  },49  evp_decrypt: function()50  {51    let decrypt = new WolfSSLDecryptor( 'AES-256-CBC', key, iv )52    const actual = Buffer.concat([53      decrypt.update( Buffer.from( expectedCiphertext, 'hex' ) ),54      decrypt.finalize()55    ]).toString()56    if ( actual == expected )57    {58      console.log( 'PASS evp decrypt' )59    }60    else61    {62      console.log( 'FAIL evp decrypt', actual, expected )63    }64  },65  evp_encryptDecryptOdd: function()66  {67    let parts = []68    let encrypt = new WolfSSLEncryptor( 'AES-256-CBC', key, iv )69    let decrypt = new WolfSSLDecryptor( 'AES-256-CBC', key, iv )70    for ( let i = 0; i < expectedLonger.length; i++ )71    {72      parts.push( encrypt.update( expectedLonger[i] ) )73    }74    parts.push( encrypt.finalize() )75    const actualCiphertext = Buffer.concat( parts )76    parts = []77    for ( let i = 0; i < actualCiphertext.length; i++ )78    {79      parts.push( decrypt.update( actualCiphertext.subarray( i, i + 1 ) ) )80    }81    parts.push( decrypt.finalize() )82    const actualPlaintext = Buffer.concat( parts ).toString()83    if ( actualPlaintext == expectedLonger )84    {85      console.log( 'PASS evp encrypt_decrypt_odd' )86    }87    else88    {89      console.log( 'FAIL evp encrypt_decrypt_odd', actualPlaintext, expectedLonger )90    }91  },92  evp_encryptionStream: async function()93  {94    await new Promise( (res, rej) => {95      let parts = []96      let encryptStream = new WolfSSLEncryptionStream( 'AES-256-CBC', key, iv )97      encryptStream.on( 'data', function( chunk ) {98        parts.push( chunk )99      } )100      encryptStream.on( 'end', function() {101        const actual = Buffer.concat( parts ).toString( 'hex' )102        if ( actual == expectedCiphertext )103        {104          console.log( 'PASS evp encryptionStream' )105        }106        else107        {108          console.log( 'FAIL evp encryptionStream', actual, expectedCiphertext )109        }110        res()111      } )112      for ( i = 0; i < expected.length; i++ )113      {114        encryptStream.write( expected[i] )115      }116      encryptStream.end()117    } )118  },119  evp_decryptionStream: async function()120  {121    await new Promise( (res, rej) => {122      let parts = []123      let decryptStream = new WolfSSLDecryptionStream( 'AES-256-CBC', key, iv )124      decryptStream.on( 'data', function( chunk ) {125        parts.push( chunk )126      } )127      decryptStream.on( 'end', function() {128        const actual = Buffer.concat( parts ).toString()129        if ( actual == expected )130        {131          console.log( 'PASS evp decryptionStream' )132        }133        else134        {135          console.log( 'FAIL evp decryptionStream', actual, expected )136        }137        res()138      } )139      decryptStream.write( Buffer.from( expectedCiphertext, 'hex' ) )140      decryptStream.end()141    } )142  },143  evp_encryptDecryptPipes: async function()144  {145    await new Promise( (res, rej) => {146      let parts = []147      let readStream = fs.createReadStream( 'message.txt' )148      let encryptStream = new WolfSSLEncryptionStream( 'AES-256-CBC', key, iv )149      let decryptStream = new WolfSSLDecryptionStream( 'AES-256-CBC', key, iv )150      decryptStream.on( 'data', function( chunk ) {151        parts.push( chunk )152      } )153      decryptStream.on( 'end', function() {154        const actual = Buffer.concat( parts ).toString()155        if ( actual == expectedMessage )156        {157          console.log( 'PASS evp encryptDecryptPipes' )158        }159        else160        {161          console.log( 'FAIL evp encryptDecryptPipes', actual, expectedMessage )162        }163        res()164      } )165      // in this case we pipe to decrypt which defeats the purpose, but it could pipe to any stream such as a file166      readStream.pipe( encryptStream ).pipe( decryptStream )167    } )168  },169}...

download.ts

Source:download.ts

...146      return true;147    }148    this.isDownloading = true;149    this.downloadStream = new DownloadStream(this.downloadURL, await this.metadata, this.size, this.options);150    this.decryptStream = new DecryptStream(this.key);151    this.downloadStream.on("progress", progress => {152      this.emit("download-progress", {153        target: this,154        handle: this.handle,155        progress: progress156      })157    });158    this.downloadStream159      .pipe(this.decryptStream)160    this.downloadStream.on("error", this.propagateError);161    this.decryptStream.on("error", this.propagateError);162  }163  finishDownload = (error) => {164    if(error) {...

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var path = require('path');4var file = fs.createReadStream(path.join(__dirname, 'test.txt'));5var decryptStream = wptools.DecryptStream('password');6file.pipe(decryptStream).pipe(process.stdout);

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var writeStream = fs.createWriteStream('output.txt');4var readStream = fs.createReadStream('encrypted.txt');5var decryptStream = wptools.createDecryptStream('password');6readStream.pipe(decryptStream).pipe(writeStream);7[MIT](LICENSE)

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var stream = fs.createReadStream('test.txt');4wptools.decryptStream(stream, 'password', function(err, result) {5    if (err) {6        console.log(err);7    } else {8        console.log(result);9    }10});

Using AI Code Generation

1var fs = require('fs');2var wptools = require('wptools');3var request = require('request');4var DecryptStream = require('wptools/lib/decrypt-stream');5var decryptStream = new DecryptStream('Example.ogg');6stream.pipe(decryptStream);7var file = fs.createWriteStream('Example.ogg');8decryptStream.pipe(file);9var fs = require('fs');10var wptools = require('wptools');11var request = require('request');12var file = fs.createWriteStream('Example.ogg');13stream.pipe(file);14[MIT](

Using AI Code Generation

1var fs = require('fs');2var wptools = require('./wptools');3var file = fs.createReadStream('test.txt');4var dec = new wptools.DecryptStream('test');5file.pipe(dec).pipe(process.stdout);6var fs = require('fs');7var wptools = require('./wptools');8var file = fs.createReadStream('test.txt');9var enc = new wptools.EncryptStream('test','test.txt');10file.pipe(enc);11var fs = require('fs');12var wptools = require('./wptools');13var file = fs.createReadStream('test.txt

Using AI Code Generation

1const {DecryptStream} = require('wptools');2const encrypted = fs.readFileSync('./encrypted.txt');3const key = fs.readFileSync('./key.txt');4const decryptStream = new DecryptStream(key);5decryptStream.on('data', (chunk) => {6    console.log(chunk.toString());7});8decryptStream.write(encrypted);9decryptStream.end();

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