How to use the fromBuffer function from bn.js

bn.js

GitHub: RavenDevKit/ravencore-lib

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  buf = reversebuf(buf);
}

if (buf[0] & 0x80) {
  buf[0] = buf[0] & 0x7f;
  ret = BN.fromBuffer(buf);
  ret.neg().copy(ret);
} else {
  ret = BN.fromBuffer(buf);
}

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+ 5 other calls in file

bn.js

GitHub: givelotus/lotus-bot

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 * (a buffer where the most significant bit represents the sign (0 = positive, -1 = negative))
 */
BN.fromSM = function(buf, opts) {
  var ret;
  if (buf.length === 0) {
    return BN.fromBuffer(Buffer.from([0]));
  }


  var endian = 'big';
  if (opts) {

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+ 5 other calls in file