/*! \brief Allows private extensions.
If you override this method you must call the parent's method for unknown ops.
*/
status_t
KPPPDevice::Control(uint32 op, void *data, size_t length)
{
switch (op) {
case PPPC_GET_DEVICE_INFO:
{
if (length < sizeof(ppp_device_info_t) || !data)
return B_NO_MEMORY;
ppp_device_info *info = (ppp_device_info*) data;
memset(info, 0, sizeof(ppp_device_info_t));
if (Name())
strncpy(info->name, Name(), PPP_HANDLER_NAME_LENGTH_LIMIT);
info->MTU = MTU();
info->inputTransferRate = InputTransferRate();
info->outputTransferRate = OutputTransferRate();
info->outputBytesCount = CountOutputBytes();
info->isUp = IsUp();
break;
}
default:
return B_BAD_VALUE;
}
return B_OK;
}
uint16_t max_packet_len() const noexcept {
return sizeof(net::ethernet::VLAN_header) + MTU();
}
constexpr uint16_t bufsize() const {
return MTU() +
sizeof(net::Ethernet::header) + sizeof(net::Ethernet::trailer) +
sizeof(virtio_net_hdr); }
