makeMultisig function

String makeMultisig({
  1. required List<String> infoList,
  2. required int size,
  3. required int threshold,
})

Implementation

String makeMultisig(
    {required List<String> infoList,
    required int size,
    required int threshold}) {
  final List<Pointer<Char>> infoPointers =
      infoList.map((info) => info.toNativeUtf8().cast<Char>()).toList();
  final Pointer<Pointer<Char>> infoPointerPointer = calloc(size);
  final errorBoxPointer = monero_flutter.buildErrorBoxPointer();

  for (int i = 0; i < size; i++) {
    infoPointerPointer[i] = infoPointers[i];
  }

  Pointer<Char> resultPointer =
      monero_flutter.bindings.make_multisig(infoPointerPointer, size, threshold, errorBoxPointer);

  final result = resultPointer.cast<Utf8>().toDartString();

  for (var element in infoPointers) {
    calloc.free(element);
  }

  calloc.free(infoPointerPointer);
  calloc.free(resultPointer);

  final errorInfo = monero_flutter.extractErrorInfo(errorBoxPointer);

  if (0 != errorInfo.code) {
    throw Exception(errorInfo.getErrorMessage());
  }

  return result;
}