getSecretSpendKey function
Implementation
String getSecretSpendKey() {
final errorBoxPointer = monero_flutter.buildErrorBoxPointer();
final secretSpendKeyPointer =
monero_flutter.bindings.secret_spend_key(errorBoxPointer);
final secretSpendKey = secretSpendKeyPointer.cast<Utf8>().toDartString();
calloc.free(secretSpendKeyPointer);
final errorInfo = monero_flutter.extractErrorInfo(errorBoxPointer);
if (0 != errorInfo.code) {
throw Exception(errorInfo.getErrorMessage());
}
return secretSpendKey;
}