How to use safe-buffer

export-chapters.js

GitHub: 104122418/videoclip

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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.


var Buffer = require('buffer').Buffer;


var isBufferEncoding = Buffer.isEncoding
  || function(encoding) {
       switch (encoding && encoding.toLowerCase()) {
         case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
         default: return false;

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serviceHub.all.js

GitHub: ojdkbuild/tools_toolchain_vs2019bt_16113

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    return false
  }
}


function kMaxLength () {
  return Buffer.TYPED_ARRAY_SUPPORT
    ? 0x7fffffff
    : 0x3fffffff
}

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serviceHub.all.js

GitHub: ojdkbuild/tools_toolchain_vs2019bt_16113

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function fromArrayBuffer (that, array) {
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    // Return an augmented `Uint8Array` instance, for best performance
    array.byteLength
    that = Buffer._augment(new Uint8Array(array))
  } else {
    // Fallback: Return an object instance of the Buffer class
    that = fromTypedArray(that, new Uint8Array(array))
  }

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browser.js

GitHub: browserify/randomfill

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  throw new Error('secure random number generation not supported by this browser\nuse chrome, FireFox or Internet Explorer 11')
}
var safeBuffer = require('safe-buffer')
var randombytes = require('randombytes')
var Buffer = safeBuffer.Buffer
var kBufferMaxLength = safeBuffer.kMaxLength
var crypto = global.crypto || global.msCrypto
var kMaxUint32 = Math.pow(2, 32) - 1
function assertOffset (offset, length) {
  if (typeof offset !== 'number' || offset !== offset) { // eslint-disable-line no-self-compare

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browser.js

GitHub: browserify/randomfill

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function oldBrowser () {
  throw new Error('secure random number generation not supported by this browser\nuse chrome, FireFox or Internet Explorer 11')
}
var safeBuffer = require('safe-buffer')
var randombytes = require('randombytes')
var Buffer = safeBuffer.Buffer
var kBufferMaxLength = safeBuffer.kMaxLength
var crypto = global.crypto || global.msCrypto
var kMaxUint32 = Math.pow(2, 32) - 1
function assertOffset (offset, length) {

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tape.mjs

GitHub: thenikso/tu

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Buffer.prototype.toLocaleString = Buffer.prototype.toString


Buffer.prototype.equals = function equals (b) {
  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
  if (this === b) return true
  return Buffer.compare(this, b) === 0
}


Buffer.prototype.inspect = function inspect () {
  var str = ''

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browserMqtt.js

GitHub: blockchain-mobility-ecosystem/mobility_dapps

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var i
var result

for (i = 0; i < list.length && list[i]; i++) {
  if (typeof list[i] !== 'string') lengths[i] = list[i].length
  else lengths[i] = Buffer.byteLength(list[i])

  length += lengths[i]
}

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payreq.js

GitHub: bitcoinjs/bolt11

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function routingInfoEncoder (datas) {
  let buffer = Buffer.from([])
  datas.forEach(data => {
    buffer = Buffer.concat([buffer, hexToBuffer(data.pubkey)])
    buffer = Buffer.concat([buffer, hexToBuffer(data.short_channel_id)])
    buffer = Buffer.concat([buffer, Buffer.from([0, 0, 0].concat(intBEToWords(data.fee_base_msat, 8)).slice(-4))])
    buffer = Buffer.concat([buffer, Buffer.from([0, 0, 0].concat(intBEToWords(data.fee_proportional_millionths, 8)).slice(-4))])
    buffer = Buffer.concat([buffer, Buffer.from([0].concat(intBEToWords(data.cltv_expiry_delta, 8)).slice(-2))])
  })
  return hexToWord(buffer)

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lz4.js

GitHub: racemap/lz4

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var OurUint8Array = global.Uint8Array || function () {};
function _uint8ArrayToBuffer(chunk) {
  return Buffer.from(chunk);
}
function _isUint8Array(obj) {
  return Buffer.isBuffer(obj) || obj instanceof OurUint8Array;
}

/*</replacement>*/

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tape.mjs

GitHub: thenikso/tu

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  if (length === 0) return ''
  if (arguments.length === 0) return utf8Slice(this, 0, length)
  return slowToString.apply(this, arguments)
}


Buffer.prototype.toLocaleString = Buffer.prototype.toString


Buffer.prototype.equals = function equals (b) {
  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
  if (this === b) return true

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Mzg2NjE4Nzc5Ng

GitHub: airgap-it/airgap-coin-lib

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if (r[0] & 0x80) throw new Error('R value is negative')
if (s[0] & 0x80) throw new Error('S value is negative')
if (lenR > 1 && (r[0] === 0x00) && !(r[1] & 0x80)) throw new Error('R value excessively padded')
if (lenS > 1 && (s[0] === 0x00) && !(s[1] & 0x80)) throw new Error('S value excessively padded')

var signature = Buffer.allocUnsafe(6 + lenR + lenS)

// 0x30 [total-length] 0x02 [R-length] [R] 0x02 [S-length] [S]
signature[0] = 0x30
signature[1] = signature.length - 2

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MultipartDataGenerator.js

GitHub: team-telnyx/telnyx-node

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// Mostly taken from Fermata.js
// https://github.com/natevw/fermata/blob/5d9732a33d776ce925013a265935facd1626cc88/fermata.js#L315-L343
function multipartDataGenerator(method, data, headers) {
  var segno = (Math.round(Math.random() * 1e16) + Math.round(Math.random() * 1e16)).toString();
  headers['Content-Type'] = ('multipart/form-data; boundary=' + segno);
  var buffer = Buffer.alloc(0);

  function push(l) {
    var prevBuffer = buffer;
    var newBuffer = (l instanceof Buffer) ? l : Buffer.from(l);

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README.md?plain=1

GitHub: guggero/bip-schnorr

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// batch verifying
const publicKeys = [
  Buffer.from('9D03B28781BD34C3250E4250FEB4543AF02AC6529398EBF776AAA5C3BDA10CFD', 'hex'),
  Buffer.from('141F9A1B6360A717A7C71CB67E98D57513A84101192DC048F4382B5DF1B3C756', 'hex'),
  Buffer.from('F986619C277577317E362101E08F8ACF63B34623B6A4758C2254398F70564D5A', 'hex'),
];
const messages = [
  Buffer.from('243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89', 'hex'),
  Buffer.from('5E2D58D8B3BCDF1ABADEC7829054F90DDA9805AAB56C77333024B9D0A508B75C', 'hex'),

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