DartAsyncBlobCallback typedef
DartAsyncBlobCallback =
void Function(Pointer<Void> callbackContext, int contextId, Pointer<Utf8> , Pointer<Uint8> , int)
Implementation
typedef DartAsyncBlobCallback = void Function(
Pointer<Void> callbackContext, int contextId, Pointer<Utf8>, Pointer<Uint8>, int);