\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /proc/self/root/opt/alt/alt-nodejs11/root/lib/node_modules/npm/node_modules/request/lib/

Viewing File: hawk.js

'use strict'

var crypto = require('crypto')

function randomString (size) {
  var bits = (size + 1) * 6
  var buffer = crypto.randomBytes(Math.ceil(bits / 8))
  var string = buffer.toString('base64').replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, '')
  return string.slice(0, size)
}

function calculatePayloadHash (payload, algorithm, contentType) {
  var hash = crypto.createHash(algorithm)
  hash.update('hawk.1.payload\n')
  hash.update((contentType ? contentType.split(';')[0].trim().toLowerCase() : '') + '\n')
  hash.update(payload || '')
  hash.update('\n')
  return hash.digest('base64')
}

exports.calculateMac = function (credentials, opts) {
  var normalized = 'hawk.1.header\n' +
    opts.ts + '\n' +
    opts.nonce + '\n' +
    (opts.method || '').toUpperCase() + '\n' +
    opts.resource + '\n' +
    opts.host.toLowerCase() + '\n' +
    opts.port + '\n' +
    (opts.hash || '') + '\n'

  if (opts.ext) {
    normalized = normalized + opts.ext.replace('\\', '\\\\').replace('\n', '\\n')
  }

  normalized = normalized + '\n'

  if (opts.app) {
    normalized = normalized + opts.app + '\n' + (opts.dlg || '') + '\n'
  }

  var hmac = crypto.createHmac(credentials.algorithm, credentials.key).update(normalized)
  var digest = hmac.digest('base64')
  return digest
}

exports.header = function (uri, method, opts) {
  var timestamp = opts.timestamp || Math.floor((Date.now() + (opts.localtimeOffsetMsec || 0)) / 1000)
  var credentials = opts.credentials
  if (!credentials || !credentials.id || !credentials.key || !credentials.algorithm) {
    return ''
  }

  if (['sha1', 'sha256'].indexOf(credentials.algorithm) === -1) {
    return ''
  }

  var artifacts = {
    ts: timestamp,
    nonce: opts.nonce || randomString(6),
    method: method,
    resource: uri.pathname + (uri.search || ''),
    host: uri.hostname,
    port: uri.port || (uri.protocol === 'http:' ? 80 : 443),
    hash: opts.hash,
    ext: opts.ext,
    app: opts.app,
    dlg: opts.dlg
  }

  if (!artifacts.hash && (opts.payload || opts.payload === '')) {
    artifacts.hash = calculatePayloadHash(opts.payload, credentials.algorithm, opts.contentType)
  }

  var mac = exports.calculateMac(credentials, artifacts)

  var hasExt = artifacts.ext !== null && artifacts.ext !== undefined && artifacts.ext !== ''
  var header = 'Hawk id="' + credentials.id +
    '", ts="' + artifacts.ts +
    '", nonce="' + artifacts.nonce +
    (artifacts.hash ? '", hash="' + artifacts.hash : '') +
    (hasExt ? '", ext="' + artifacts.ext.replace(/\\/g, '\\\\').replace(/"/g, '\\"') : '') +
    '", mac="' + mac + '"'

  if (artifacts.app) {
    header = header + ', app="' + artifacts.app + (artifacts.dlg ? '", dlg="' + artifacts.dlg : '') + '"'
  }

  return header
}