bool CPeripheralBusUSB::PerformDeviceScan(PeripheralScanResults &results)
{
bool rtn = false;
struct usb_bus *bus;
usb_find_devices();
for (bus = m_busses; bus; bus = bus->next)
{
struct usb_device *dev;
for (dev = bus->devices; dev; dev = dev->next)
{
PeripheralScanResult result;
result.m_iVendorId = dev->descriptor.idVendor;
result.m_iProductId = dev->descriptor.idProduct;
result.m_type = (dev->descriptor.bDeviceClass == USB_CLASS_PER_INTERFACE && dev->descriptor.bNumConfigurations > 0 &&
dev->config[0].bNumInterfaces > 0 && dev->config[0].interface[0].num_altsetting > 0) ?
GetType(dev->config[0].interface[0].altsetting[0].bInterfaceClass) :
GetType(dev->descriptor.bDeviceClass);
result.m_strLocation.Format("/bus%s/dev%s", bus->dirname, dev->filename);
if (!results.ContainsResult(result))
results.m_results.push_back(result);
}
}
// quick check if number of entries changed.
if (m_results.m_results.size() != results.m_results.size())
{
m_results = results;
rtn = true;
}
else
{
// number of entried are the same, so we have to compare each one.
for (unsigned int iDevicePtr = 0; iDevicePtr < m_results.m_results.size(); iDevicePtr++)
{
if (!results.ContainsResult(m_results.m_results.at(iDevicePtr)))
{
// if anything changes, we flag a new PeripheralScanResults
m_results = results;
rtn = true;
break;
}
}
}
#if defined(HAS_LINUX_EVENTS)
if (rtn)
CWinEvents::RefreshDevices();
#endif
return rtn;
}
void CPeripheralBus::UnregisterRemovedDevices(const PeripheralScanResults &results)
{
CSingleLock lock(m_critSection);
std::vector<CPeripheral *> removedPeripherals;
for (int iDevicePtr = (int) m_peripherals.size() - 1; iDevicePtr >= 0; iDevicePtr--)
{
CPeripheral *peripheral = m_peripherals.at(iDevicePtr);
PeripheralScanResult updatedDevice(m_type);
if (!results.GetDeviceOnLocation(peripheral->Location(), &updatedDevice) ||
*peripheral != updatedDevice)
{
/* device removed */
removedPeripherals.push_back(peripheral);
m_peripherals.erase(m_peripherals.begin() + iDevicePtr);
}
}
lock.Leave();
for (unsigned int iDevicePtr = 0; iDevicePtr < removedPeripherals.size(); iDevicePtr++)
{
CPeripheral *peripheral = removedPeripherals.at(iDevicePtr);
std::vector<PeripheralFeature> features;
peripheral->GetFeatures(features);
bool peripheralHasFeatures = features.size() > 1 || (features.size() == 1 && features.at(0) != FEATURE_UNKNOWN);
if (peripheral->Type() != PERIPHERAL_UNKNOWN || peripheralHasFeatures)
{
CLog::Log(LOGNOTICE, "%s - device removed from %s/%s: %s (%s:%s)", __FUNCTION__, PeripheralTypeTranslator::TypeToString(peripheral->Type()), peripheral->Location().c_str(), peripheral->DeviceName().c_str(), peripheral->VendorIdAsString(), peripheral->ProductIdAsString());
peripheral->OnDeviceRemoved();
}
m_manager->OnDeviceDeleted(*this, *peripheral);
delete peripheral;
}
}
bool CPeripheralBusUSB::PerformDeviceScan(PeripheralScanResults &results)
{
struct usb_bus *bus;
usb_find_devices();
for (bus = m_busses; bus; bus = bus->next)
{
struct usb_device *dev;
for (dev = bus->devices; dev; dev = dev->next)
{
PeripheralScanResult result(m_type);
result.m_iVendorId = dev->descriptor.idVendor;
result.m_iProductId = dev->descriptor.idProduct;
result.m_type = (dev->descriptor.bDeviceClass == USB_CLASS_PER_INTERFACE && dev->descriptor.bNumConfigurations > 0 &&
dev->config[0].bNumInterfaces > 0 && dev->config[0].interface[0].num_altsetting > 0) ?
GetType(dev->config[0].interface[0].altsetting[0].bInterfaceClass) :
GetType(dev->descriptor.bDeviceClass);
#ifdef __FreeBSD__
result.m_strLocation.Format("%s", dev->filename);
#else
result.m_strLocation.Format("/bus%s/dev%s", bus->dirname, dev->filename);
#endif
result.m_iSequence = GetNumberOfPeripheralsWithId(result.m_iVendorId, result.m_iProductId);
if (!results.ContainsResult(result))
results.m_results.push_back(result);
}
}
return true;
}
void CPeripheralAddon::UnregisterRemovedDevices(const PeripheralScanResults &results, PeripheralVector& removedPeripherals)
{
CSingleLock lock(m_critSection);
std::vector<unsigned int> removedIndexes;
for (auto& it : m_peripherals)
{
const PeripheralPtr& peripheral = it.second;
PeripheralScanResult updatedDevice(PERIPHERAL_BUS_ADDON);
if (!results.GetDeviceOnLocation(peripheral->Location(), &updatedDevice) ||
*peripheral != updatedDevice)
{
// Device removed
removedIndexes.push_back(it.first);
}
}
lock.Leave();
for (auto index : removedIndexes)
{
auto it = m_peripherals.find(index);
const PeripheralPtr& peripheral = it->second;
CLog::Log(LOGNOTICE, "%s - device removed from %s/%s: %s (%s:%s)", __FUNCTION__, PeripheralTypeTranslator::TypeToString(peripheral->Type()), peripheral->Location().c_str(), peripheral->DeviceName().c_str(), peripheral->VendorIdAsString(), peripheral->ProductIdAsString());
UnregisterButtonMap(peripheral.get());
peripheral->OnDeviceRemoved();
removedPeripherals.push_back(peripheral);
m_peripherals.erase(it);
}
}
bool CPeripheralBusRPi::PerformDeviceScan(PeripheralScanResults &results)
{
if (FindAdapter())
{
PeripheralScanResult result;
result.m_iVendorId = RPI_PERIPHERAL_BUS_VID;
result.m_iProductId = RPI_PERIPHERAL_CEC_PID;
result.m_type = PERIPHERAL_CEC;
result.m_strLocation = "RPI/CEC";
if (!results.ContainsResult(result))
results.m_results.push_back(result);
}
return true;
}
bool CPeripheralAddon::PerformDeviceScan(PeripheralScanResults &results)
{
unsigned int peripheralCount;
PERIPHERAL_INFO* pScanResults;
PERIPHERAL_ERROR retVal;
try { LogError(retVal = m_pStruct->PerformDeviceScan(&peripheralCount, &pScanResults), "PerformDeviceScan()"); }
catch (std::exception &e) { LogException(e, "PerformDeviceScan()"); return false; }
if (retVal == PERIPHERAL_NO_ERROR)
{
for (unsigned int i = 0; i < peripheralCount; i++)
{
ADDON::Peripheral peripheral(pScanResults[i]);
PeripheralScanResult result(PERIPHERAL_BUS_ADDON);
switch (peripheral.Type())
{
case PERIPHERAL_TYPE_JOYSTICK:
result.m_type = PERIPHERAL_JOYSTICK;
break;
default:
continue;
}
result.m_strDeviceName = peripheral.Name();
result.m_strLocation = StringUtils::Format("%s/%d", ID().c_str(), peripheral.Index());
result.m_iVendorId = peripheral.VendorID();
result.m_iProductId = peripheral.ProductID();
result.m_mappedType = PERIPHERAL_JOYSTICK;
result.m_mappedBusType = PERIPHERAL_BUS_ADDON;
result.m_iSequence = 0;
if (!results.ContainsResult(result))
results.m_results.push_back(result);
}
try { m_pStruct->FreeScanResults(peripheralCount, pScanResults); }
catch (std::exception &e) { LogException(e, "FreeJoysticks()"); }
return true;
}
return false;
}
void CPeripheralBus::UnregisterRemovedDevices(const PeripheralScanResults &results)
{
CSingleLock lock(m_critSection);
for (int iDevicePtr = (int) m_peripherals.size() - 1; iDevicePtr >= 0; iDevicePtr--)
{
CPeripheral *peripheral = m_peripherals.at(iDevicePtr);
PeripheralScanResult updatedDevice;
if (!results.GetDeviceOnLocation(peripheral->Location(), &updatedDevice) ||
updatedDevice != *peripheral)
{
/* device removed */
if (peripheral->Type() != PERIPHERAL_UNKNOWN)
CLog::Log(LOGNOTICE, "%s - device removed from %s/%s: %s (%s:%s)", __FUNCTION__, PeripheralTypeTranslator::TypeToString(peripheral->Type()), peripheral->Location().c_str(), peripheral->DeviceName().c_str(), peripheral->VendorIdAsString(), peripheral->ProductIdAsString());
m_peripherals.erase(m_peripherals.begin() + iDevicePtr);
lock.Leave();
m_manager->OnDeviceDeleted(*this, peripheral->FileLocation());
delete peripheral;
}
}
}
bool CPeripheralBusUSB::PerformDeviceScan(PeripheralScanResults &results)
{
struct udev_enumerate *enumerate;
struct udev_list_entry *devices, *dev_list_entry;
struct udev_device *dev(NULL), *parent(NULL);
enumerate = udev_enumerate_new(m_udev);
udev_enumerate_scan_devices(enumerate);
devices = udev_enumerate_get_list_entry(enumerate);
bool bContinue(true);
std::string strPath, strClass;
udev_list_entry_foreach(dev_list_entry, devices)
{
strPath = udev_list_entry_get_name(dev_list_entry);
if (strPath.empty())
bContinue = false;
if (bContinue)
{
if (!(parent = udev_device_new_from_syspath(m_udev, strPath.c_str())))
bContinue = false;
}
if (bContinue)
{
dev = udev_device_get_parent(udev_device_get_parent(parent));
if (!dev || !udev_device_get_sysattr_value(dev,"idVendor") || !udev_device_get_sysattr_value(dev, "idProduct"))
bContinue = false;
}
if (bContinue)
{
strClass = udev_device_get_sysattr_value(dev, "bDeviceClass");
if (strClass.empty())
bContinue = false;
}
if (bContinue)
{
int iClass = PeripheralTypeTranslator::HexStringToInt(strClass.c_str());
if (iClass == USB_CLASS_PER_INTERFACE)
{
//TODO just assume this is a HID device for now, since the only devices that we're currently
// interested in are HID devices
iClass = USB_CLASS_HID;
}
PeripheralScanResult result(m_type);
result.m_iVendorId = PeripheralTypeTranslator::HexStringToInt(udev_device_get_sysattr_value(dev, "idVendor"));
result.m_iProductId = PeripheralTypeTranslator::HexStringToInt(udev_device_get_sysattr_value(dev, "idProduct"));
result.m_type = GetType(iClass);
result.m_strLocation = udev_device_get_syspath(dev);
result.m_iSequence = GetNumberOfPeripheralsWithId(result.m_iVendorId, result.m_iProductId);
if (!results.ContainsResult(result))
results.m_results.push_back(result);
}
bContinue = true;
if (parent)
{
/* unref the _parent_ device */
udev_device_unref(parent);
parent = NULL;
}
}
bool CPeripheralBusUSB::PerformDeviceScan(const GUID *guid, const PeripheralType type, PeripheralScanResults &results)
{
bool bReturn(false);
HDEVINFO hDevHandle;
DWORD required = 0, iMemberIndex = 0;
int nBufferSize = 0;
SP_DEVICE_INTERFACE_DATA deviceInterfaceData;
deviceInterfaceData.cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
SP_DEVINFO_DATA devInfoData;
devInfoData.cbSize = sizeof(SP_DEVINFO_DATA);
if ((hDevHandle = SetupDiGetClassDevs(guid, 0, 0, DIGCF_PRESENT | DIGCF_DEVICEINTERFACE)) == INVALID_HANDLE_VALUE)
{
CLog::Log(LOGWARNING, "%s - cannot query USB devices: invalid handle", __FUNCTION__);
return bReturn;
}
bReturn = true;
BOOL bResult = true;
PSP_DEVICE_INTERFACE_DETAIL_DATA devicedetailData = NULL;
while(bResult)
{
bResult = SetupDiEnumDeviceInfo(hDevHandle, iMemberIndex, &devInfoData);
if (bResult)
bResult = SetupDiEnumDeviceInterfaces(hDevHandle, 0, guid, iMemberIndex, &deviceInterfaceData);
if (bResult)
{
iMemberIndex++;
BOOL bDetailResult = false;
{
// As per MSDN, Get the required buffer size. Call SetupDiGetDeviceInterfaceDetail with a
// NULL DeviceInterfaceDetailData pointer, a DeviceInterfaceDetailDataSize of zero,
// and a valid RequiredSize variable. In response to such a call, this function returns
// the required buffer size at RequiredSize and fails with GetLastError returning
// ERROR_INSUFFICIENT_BUFFER.
// Allocate an appropriately sized buffer and call the function again to get the interface details.
SetupDiGetDeviceInterfaceDetail(hDevHandle, &deviceInterfaceData, NULL, 0, &required, NULL);
devicedetailData = (PSP_DEVICE_INTERFACE_DETAIL_DATA)malloc(required * sizeof(TCHAR));
devicedetailData->cbSize = sizeof(SP_INTERFACE_DEVICE_DETAIL_DATA);
nBufferSize = required;
}
bDetailResult = SetupDiGetDeviceInterfaceDetail(hDevHandle, &deviceInterfaceData, devicedetailData, nBufferSize , &required, NULL);
if (bDetailResult)
{
CStdString strVendorId(StringUtils::EmptyString);
CStdString strProductId(StringUtils::EmptyString);
CStdString strTmp(devicedetailData->DevicePath);
strVendorId = strTmp.substr(strTmp.Find("vid_") + 4, 4);
strProductId = strTmp.substr(strTmp.Find("pid_") + 4, 4);
if ((strTmp.Find("&mi_") < 0) || (strTmp.Find("&mi_00") >= 0))
{
PeripheralScanResult prevDevice;
if (!results.GetDeviceOnLocation(devicedetailData->DevicePath, &prevDevice))
{
PeripheralScanResult result;
result.m_strLocation = devicedetailData->DevicePath;
result.m_type = type;
result.m_iVendorId = PeripheralTypeTranslator::HexStringToInt(strVendorId.c_str());
result.m_iProductId = PeripheralTypeTranslator::HexStringToInt(strProductId.c_str());
if (!results.ContainsResult(result))
results.m_results.push_back(result);
}
}
}
if (devicedetailData)
{
free(devicedetailData);
devicedetailData = NULL;
}
}
else
{
SetupDiDestroyDeviceInfoList(hDevHandle);
return bReturn;
}
}
return bReturn;
}
bool CPeripheralBusUSB::PerformDeviceScan(const GUID *guid, const PeripheralType defaultType, PeripheralScanResults &results)
{
using KODI::PLATFORM::WINDOWS::FromW;
bool bReturn(false);
DWORD required = 0, iMemberIndex = 0;
int nBufferSize = 200; // Just initial guess, will be increased if required
SP_DEVICE_INTERFACE_DATA deviceInterfaceData;
deviceInterfaceData.cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
SP_DEVINFO_DATA devInfoData;
devInfoData.cbSize = sizeof(SP_DEVINFO_DATA);
HDEVINFO const hDevHandle = SetupDiGetClassDevs(guid, 0, 0, DIGCF_PRESENT | DIGCF_DEVICEINTERFACE);
if (hDevHandle == INVALID_HANDLE_VALUE)
{
CLog::Log(LOGWARNING, "%s - cannot query USB devices: invalid handle", __FUNCTION__);
return bReturn;
}
PSP_DEVICE_INTERFACE_DETAIL_DATA devicedetailData = (PSP_DEVICE_INTERFACE_DETAIL_DATA)malloc(nBufferSize);
int nPropertyBufferSize = 100; // Just initial guess, will be increased if required
char* deviceProperty = (char*)malloc(nPropertyBufferSize);
if (!devicedetailData || !deviceProperty)
{
free(devicedetailData);
free(deviceProperty);
CLog::Log(LOGSEVERE, "%s: memory allocation failed", __FUNCTION__);
return false;
}
SP_DEVINFO_DATA deviceInfo;
bReturn = true;
for (iMemberIndex = 0; bReturn && iMemberIndex < MAX_BUS_DEVICES; iMemberIndex++)
{
bReturn = SetupDiEnumDeviceInfo(hDevHandle, iMemberIndex, &devInfoData) == TRUE;
if (bReturn)
bReturn = SetupDiEnumDeviceInterfaces(hDevHandle, 0, guid, iMemberIndex, &deviceInterfaceData) == TRUE;
else
{
bReturn = true;
if (GetLastError() == ERROR_NO_MORE_ITEMS)
break; // no more USB devices, nothing more to scan
else
continue; // try to get other USB devices
}
if (bReturn)
{
devicedetailData->cbSize = sizeof(SP_INTERFACE_DEVICE_DETAIL_DATA);
deviceInfo.cbSize = sizeof(SP_DEVINFO_DATA);
BOOL bDetailResult = SetupDiGetDeviceInterfaceDetail(hDevHandle, &deviceInterfaceData, devicedetailData, nBufferSize , &required, &deviceInfo);
if (!bDetailResult && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
{
free(devicedetailData);
devicedetailData = (PSP_DEVICE_INTERFACE_DETAIL_DATA)malloc(required * sizeof(TCHAR));
if (!devicedetailData)
{
free(deviceProperty);
CLog::Log(LOGSEVERE, "%s: memory allocation failed", __FUNCTION__);
return false;
}
devicedetailData->cbSize = sizeof(SP_INTERFACE_DEVICE_DETAIL_DATA);
nBufferSize = required;
bDetailResult = SetupDiGetDeviceInterfaceDetail(hDevHandle, &deviceInterfaceData, devicedetailData, nBufferSize , &required, &deviceInfo);
}
if (bDetailResult)
{
bDetailResult = SetupDiGetDeviceRegistryProperty(hDevHandle, &deviceInfo, SPDRP_HARDWAREID, NULL, (PBYTE)deviceProperty, nPropertyBufferSize, &required);
if (!bDetailResult && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
{
free(deviceProperty);
deviceProperty = (char*)malloc(required);
if (!deviceProperty)
{
free(devicedetailData);
CLog::Log(LOGSEVERE, "%s: memory allocation failed", __FUNCTION__);
return false;
}
nPropertyBufferSize = required;
bDetailResult = SetupDiGetDeviceRegistryProperty(hDevHandle, &deviceInfo, SPDRP_HARDWAREID, NULL, (PBYTE)deviceProperty, nPropertyBufferSize, &required);
}
}
if (bDetailResult)
{
std::string strTmp(deviceProperty);
StringUtils::ToLower(strTmp);
size_t posVid, posPid;
if (((posVid=strTmp.find("\\vid_")) != std::string::npos || (posVid=strTmp.find("&vid_")) != std::string::npos) &&
((posPid=strTmp.find("\\pid_")) != std::string::npos || (posPid=strTmp.find("&pid_")) != std::string::npos))
{
std::string strVendorId(strTmp, posVid + 5, 4);
std::string strProductId(strTmp, posPid + 5, 4);
PeripheralScanResult prevDevice(m_type);
if (!results.GetDeviceOnLocation(FromW(devicedetailData->DevicePath), &prevDevice))
{
PeripheralScanResult result(m_type);
result.m_strLocation = FromW(devicedetailData->DevicePath);
result.m_iVendorId = PeripheralTypeTranslator::HexStringToInt(strVendorId.c_str());
result.m_iProductId = PeripheralTypeTranslator::HexStringToInt(strProductId.c_str());
result.m_iSequence = GetNumberOfPeripheralsWithId(result.m_iVendorId, result.m_iProductId);
// Assume that buffer is more then enough (we need only 8 chars, initial allocation is 100 chars). If not - just skip type detection.
if (SetupDiGetDeviceRegistryProperty(hDevHandle, &devInfoData, SPDRP_CLASS, NULL, (PBYTE)deviceProperty, nPropertyBufferSize, &required) &&
strcmp("HIDClass", deviceProperty) == 0)
result.m_type = PERIPHERAL_HID;
else
result.m_type = defaultType;
if (!results.ContainsResult(result))
results.m_results.push_back(result);
}
}
}
}
}
SetupDiDestroyDeviceInfoList(hDevHandle);
if (devicedetailData)
free(devicedetailData);
if (deviceProperty)
free(deviceProperty);
return bReturn;
}