TMwmSize CountryFile::GetRemoteSize(MapOptions filesMask) const
{
uint32_t size = 0;
if (HasOptions(filesMask, MapOptions::Map))
size += m_mapSize;
if (HasOptions(filesMask, MapOptions::CarRouting))
size += m_routingSize;
return size;
}
void QueuedCountry::AddOptions(MapOptions opt)
{
for (MapOptions file : {MapOptions::Map, MapOptions::CarRouting})
{
if (HasOptions(opt, file) && !HasOptions(m_init, file))
{
m_init = SetOptions(m_init, file);
m_left = SetOptions(m_left, file);
}
}
}
void QueuedCountry::RemoveOptions(MapOptions opt)
{
for (MapOptions file : {MapOptions::Map, MapOptions::CarRouting, MapOptions::Diff})
{
if (HasOptions(opt, file) && HasOptions(m_init, file))
{
m_init = UnsetOptions(m_init, file);
m_left = UnsetOptions(m_left, file);
}
}
if (HasOptions(opt, m_current))
m_current = LeastSignificantOption(m_left);
}
bool QueuedCountry::SwitchToNextFile()
{
ASSERT(HasOptions(m_left, m_current),
("Current file (", m_current, ") is not specified in left files (", m_left, ")."));
m_left = UnsetOptions(m_left, m_current);
m_current = LeastSignificantOption(m_left);
return m_current != MapOptions::Nothing;
}
void OnlineAbsentCountriesFetcher::GetAbsentCountries(vector<string> & countries)
{
// Check whether a request was scheduled to be run on the thread.
if (!m_fetcherThread)
return;
m_fetcherThread->Join();
for (auto const & point : m_fetcherThread->GetRoutineAs<OnlineCrossFetcher>()->GetMwmPoints())
{
string name = m_countryFileFn(point);
auto localFile = m_countryLocalFileFn(name);
if (localFile && HasOptions(localFile->GetFiles(), MapOptions::MapWithCarRouting))
continue;
LOG(LINFO, ("Needs: ", name));
countries.emplace_back(move(name));
}
m_fetcherThread.reset();
}
bool
dhcp_message::NextOption(dhcp_option_cookie& cookie,
message_option& option, const uint8*& data, size_t& size) const
{
if (cookie.state == 0) {
if (!HasOptions())
return false;
cookie.state++;
cookie.next = options;
}
uint32 bytesLeft = 0;
switch (cookie.state) {
case 1:
// options from "options"
bytesLeft = sizeof(options) + cookie.next - options;
break;
case 2:
// options from "file"
bytesLeft = sizeof(options) + cookie.next - options;
break;
case 3:
// options from "server_name"
bytesLeft = sizeof(options) + cookie.next - options;
break;
}
while (true) {
if (bytesLeft == 0) {
// TODO: suppport OPTION_OVERLOAD!
cookie.state = 4;
return false;
}
option = (message_option)cookie.next[0];
if (option == OPTION_END) {
cookie.state = 4;
return false;
} else if (option == OPTION_PAD) {
bytesLeft--;
cookie.next++;
continue;
}
size = cookie.next[1];
data = &cookie.next[2];
cookie.next += 2 + size;
if (option == OPTION_OVERLOAD) {
cookie.file_has_options = data[0] & 1;
cookie.server_name_has_options = data[0] & 2;
continue;
}
return true;
}
}
