Node.js

Hash File: SHA-1, HAVAL, MD2, MD5, SHA-256, SHA-384, SHA-512

See more Encryption Examples

Computing the hash for a file of any size. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var crypt = new chilkat.Crypt2();

    // Any type of file may be hashed.
    // There is  no size limitation because the file is consumed
    // in streaming mode internally.
    var filename;
    filename = "something.zip";

    crypt.HashAlgorithm = "sha1";
    crypt.EncodingMode = "hex";

    // Other possible EncodingMode settings are: 
    // "quoted-printable", "base64", "base32", and "url"

    var hash = crypt.HashFileENC(filename);
    console.log("SHA1:");
    console.log(hash);

    // Hash using MD2
    crypt.HashAlgorithm = "md2";
    hash = crypt.HashFileENC(filename);
    console.log("MD2:");
    console.log(hash);

    // Hash using MD5
    crypt.HashAlgorithm = "md5";
    hash = crypt.HashFileENC(filename);
    console.log("MD5:");
    console.log(hash);

    // Hash using SHA-256
    crypt.HashAlgorithm = "sha256";
    hash = crypt.HashFileENC(filename);
    console.log("SHA256:");
    console.log(hash);

    // Hash using SHA-384
    crypt.HashAlgorithm = "sha384";
    hash = crypt.HashFileENC(filename);
    console.log("SHA384:");
    console.log(hash);

    // Hash using SHA-512
    crypt.HashAlgorithm = "sha512";
    hash = crypt.HashFileENC(filename);
    console.log("SHA512:");
    console.log(hash);

    // Hash using HAVAL
    // There are two additional properties relevant to HAVAL:
    // HavalRounds, and KeyLength.
    // HavalRounds can have values of 3, 4, or 5.
    // KeyLength can have values of 128, 160, 192, 224, or 256
    crypt.HashAlgorithm = "haval";
    crypt.HavalRounds = 5;
    crypt.KeyLength = 256;
    hash = crypt.HashFileENC(filename);
    console.log("Haval:");
    console.log(hash);

}

chilkatExample();