inline future<HostIterator> copy_to_host_async(DeviceIterator first,
DeviceIterator last,
HostIterator result,
command_queue &queue)
{
typedef typename
std::iterator_traits<DeviceIterator>::value_type
value_type;
size_t count = iterator_range_size(first, last);
if(count == 0){
return future<HostIterator>();
}
const buffer &buffer = first.get_buffer();
size_t offset = first.get_index();
event event_ =
queue.enqueue_read_buffer_async(buffer,
offset * sizeof(value_type),
count * sizeof(value_type),
::boost::addressof(*result));
return make_future(iterator_plus_distance(result, count), event_);
}
// If serial is 0, any Phantom device will suffice
Phantom* Phantom::findPhantom(unsigned int serial)
{
// TODO Cache the Phantom devices and recreate list upon bus resets (much more efficient, assuming that it does not take too much resources to create the list...)
FirewireDevice *dev;
DeviceIterator *i = DeviceIterator::createInstance();
for (dev = i->next(); dev; dev = i->next())
{
if (dev->isSensableDevice())
{
uint32_t device_serial = readDeviceSerial(dev);
if (serial != 0 && serial != device_serial)
{
delete dev;
continue;
}
//We have found a Phantom device
delete i;
return new Phantom(dev);
}
delete dev;
}
delete i;
// We failed to find a(n unused) Phantom device...
return 0;
}
inline DeviceIterator copy_to_device(HostIterator first,
HostIterator last,
DeviceIterator result,
command_queue &queue,
const wait_list &events)
{
typedef typename
std::iterator_traits<DeviceIterator>::value_type
value_type;
typedef typename
std::iterator_traits<DeviceIterator>::difference_type
difference_type;
size_t count = iterator_range_size(first, last);
if(count == 0){
return result;
}
size_t offset = result.get_index();
queue.enqueue_write_buffer(result.get_buffer(),
offset * sizeof(value_type),
count * sizeof(value_type),
::boost::addressof(*first),
events);
return result + static_cast<difference_type>(count);
}
inline DeviceIterator copy_to_device_map(HostIterator first,
HostIterator last,
DeviceIterator result,
command_queue &queue,
const wait_list &events)
{
typedef typename
std::iterator_traits<DeviceIterator>::value_type
value_type;
typedef typename
std::iterator_traits<DeviceIterator>::difference_type
difference_type;
size_t count = iterator_range_size(first, last);
if(count == 0){
return result;
}
size_t offset = result.get_index();
// map result buffer to host
value_type *pointer = static_cast<value_type*>(
queue.enqueue_map_buffer(
result.get_buffer(),
CL_MAP_WRITE,
offset * sizeof(value_type),
count * sizeof(value_type),
events
)
);
// copy [first; last) to result buffer
std::copy(first, last, pointer);
// unmap result buffer
boost::compute::event unmap_event = queue.enqueue_unmap_buffer(
result.get_buffer(),
static_cast<void*>(pointer)
);
unmap_event.wait();
return result + static_cast<difference_type>(count);
}
Service ControlPoint::getWanIpConnectionService(Device& igd)
{
/* Note:
*
* An InternetGatewayDevice has a WANDevice in it. Inside the WANDevice
* there is a WANConnectionDevice. The WANConnectionDevice may have a
* WANIPConnectionServices which provides port mapping services.
*/
// get the wan device
Device wd(NULL);
{
igd["devices"]->setType(Array);
DeviceIterator di = igd["devices"].getIterator();
while(wd.isNull() && di->hasNext())
{
Device& next = di->next();
if(strcmp(next["deviceType"]->getString(), UPNP_DEVICE_TYPE_WAN) == 0)
{
// found wan device
wd = next;
MO_CAT_DEBUG(MO_UPNP_CAT,
"Found device '" UPNP_DEVICE_TYPE_WAN "'");
}
}
}
// get the wan connection device
Device wcd(NULL);
if(!wd.isNull())
{
wd["devices"]->setType(Array);
DeviceIterator di = wd["devices"].getIterator();
while(wcd.isNull() && di->hasNext())
{
Device& next = di->next();
if(strcmp(
next["deviceType"]->getString(),
UPNP_DEVICE_TYPE_WAN_CONNECTION) == 0)
{
// found wan connection device
wcd = next;
MO_CAT_DEBUG(MO_UPNP_CAT,
"Found device '" UPNP_DEVICE_TYPE_WAN_CONNECTION "'");
}
}
}
// get the wan ip connection service
Service wipcs(NULL);
if(!wcd.isNull())
{
wcd["services"]->setType(Array);
ServiceIterator si = wcd["services"].getIterator();
while(wipcs.isNull() && si->hasNext())
{
Service& next = si->next();
if(strcmp(
next["serviceType"]->getString(),
UPNP_SERVICE_TYPE_WAN_IP_CONNECTION) == 0)
{
// found wan ip connection service
wipcs = next;
MO_CAT_DEBUG(MO_UPNP_CAT,
"Found service '" UPNP_SERVICE_TYPE_WAN_IP_CONNECTION "'");
}
}
}
return wipcs;
}