envoy_mobile_v0.2_post_buffer.cc

static envoy_data buffer_to_native_data(JNIEnv* env, jobject data) {
  // keep reference in the JNI.
  jobject j_data = env->NewGlobalRef(data);
  envoy_data native_data;
  native_data.bytes = static_cast<uint8_t*>(env->GetDirectBufferAddress(j_data));
  native_data.length = env->GetDirectBufferCapacity(j_data);
  
  // releasing function and context that Envoy can trigger.
  native_data.release = jni_delete_global_ref;
  native_data.context = j_data;

  return native_data;
}