isUncompressedPublicKey static method

bool isUncompressedPublicKey(
  1. Uint8List input
)

Check if the public key is 65 bytes, and starts with 4.

Implementation

static bool isUncompressedPublicKey(Uint8List input) {
  if (input.length != 65) {
    throw Exception("Requires 65 bytes!");
  }

  if (input[0] != 4) {
    throw Exception("First byte should be 4.");
  }

  return true;
}