Function packbuilderForEachCallback

packbuilder.go:143–159

export packbuilderForEachCallback

(buf unsafe.Pointer, size C.size_t, handle unsafe.Pointer)

//export packbuilderForEachCallback
func packbuilderForEachCallback(buf unsafe.Pointer, size C.size_t, handle unsafe.Pointer) C.int {
	payload := pointerHandles.Get(handle)
	data, ok := payload.(*packbuilderCallbackData)
	if !ok {
		panic("could not get packbuilder CB data")
	}

	slice := C.GoBytes(buf, C.int(size))

	err := data.callback(slice)
	if err != nil {
		*data.errorTarget = err
		return C.int(ErrorCodeUser)
	}

	return C.int(ErrorCodeOK)
}

// ForEach repeatedly calls the callback with new packfile data until
// there is no more data or the callback returns an error