Function callback

example/hostref.c:12–20

A function to be called from Wasm code.

// A function to be called from Wasm code.
own wasm_trap_t* callback(
  const wasm_val_vec_t* args, wasm_val_vec_t* results
) {
  printf("Calling back...\n> ");
  printf("> %p\n",
    args->data[0].of.ref ? wasm_ref_get_host_info(args->data[0].of.ref) : NULL);
  wasm_val_copy(&results->data[0], &args->data[0]);
  return NULL;
}


wasm_func_t* get_export_func(const wasm_extern_vec_t* exports, size_t i) {