mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
542 lines
15 KiB
542 lines
15 KiB
#include "dtct.h"
|
|
|
|
#include "fact.h"
|
|
|
|
#include "vol.h"
|
|
#include "hnotif.h"
|
|
#include "miscdev.h"
|
|
#include "dtctreg.h"
|
|
#include "regnotif.h"
|
|
|
|
#include "cmmn.h"
|
|
#include "sfstr.h"
|
|
#include "misc.h"
|
|
#include "str.h"
|
|
|
|
#include "dbg.h"
|
|
#include "tfids.h"
|
|
|
|
#include <ioevent.h>
|
|
#include <dbt.h>
|
|
|
|
#define ARRAYSIZE(a) (sizeof((a))/sizeof((a)[0]))
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
HRESULT _HandleDeviceEvent(LPCWSTR pszDeviceIntfID, CHWDeviceInst* phwdevinst,
|
|
LPCWSTR pszEventType, BOOL* pfHasHandler)
|
|
{
|
|
HRESULT hres = _DispatchToHandler(pszDeviceIntfID, phwdevinst,
|
|
pszEventType, pfHasHandler);
|
|
|
|
if (SUCCEEDED(hres))
|
|
{
|
|
TRACE(TF_SHHWDTCTDTCT, TEXT("_DispatchToHandler SUCCEEDED"));
|
|
}
|
|
else
|
|
{
|
|
TRACE(TF_SHHWDTCTDTCT, TEXT("_DispatchToHandler FAILED: 0x%08X"),
|
|
hres);
|
|
|
|
hres = S_FALSE;
|
|
}
|
|
|
|
return hres;
|
|
}
|
|
|
|
// {A5DCBF10-6530-11D2-901F-00C04FB951ED}
|
|
const CLSID guidInterfaceUSB =
|
|
{0xA5DCBF10, 0x6530, 0x11D2,
|
|
{0x90, 0x1F, 0x00, 0xC0, 0x4F, 0xB9, 0x51, 0xED}};
|
|
|
|
// {53F5630A-B6BF-11D0-94F2-00A0C91EFB8B}
|
|
const CLSID guidInterfacePartition =
|
|
{0x53F5630A, 0xB6BF, 0x11D0,
|
|
{0x94, 0xF2, 0x00, 0xA0, 0xC9, 0x1E, 0xFB, 0x8B}};
|
|
|
|
HRESULT _IsInterfaceInList(const GUID* pguidInterface, const CLSID* rgList[], DWORD cList,
|
|
BOOL* pfPresent)
|
|
{
|
|
*pfPresent = FALSE;
|
|
|
|
for (DWORD dw = 0; !(*pfPresent) && (dw < cList); ++dw)
|
|
{
|
|
if (*(rgList[dw]) == *pguidInterface)
|
|
{
|
|
*pfPresent = TRUE;
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
const CLSID* _rgpguidRejectedInterface[] =
|
|
{
|
|
&guidInterfacePartition,
|
|
};
|
|
|
|
HRESULT _IsInterfaceRejected(GUID* pguidInterface, BOOL* pfRejected)
|
|
{
|
|
return _IsInterfaceInList(pguidInterface, _rgpguidRejectedInterface,
|
|
ARRAYSIZE(_rgpguidRejectedInterface), pfRejected);
|
|
}
|
|
|
|
const CLSID* _rgpguidSpecialInterface[] =
|
|
{
|
|
&guidInterfaceUSB,
|
|
};
|
|
|
|
HRESULT _IsInterfaceSpecial(GUID* pguidInterface, BOOL* pfSpecial)
|
|
{
|
|
return _IsInterfaceInList(pguidInterface, _rgpguidSpecialInterface,
|
|
ARRAYSIZE(_rgpguidRejectedInterface), pfSpecial);
|
|
}
|
|
|
|
HRESULT _TryAutoplay(LPCWSTR pszDeviceIntfID, CHWDeviceInst* phwdevinst,
|
|
DWORD dwEventType)
|
|
{
|
|
LPCWSTR pszEventType = NULL;
|
|
HRESULT hres;
|
|
|
|
if (DBT_DEVICEARRIVAL == dwEventType)
|
|
{
|
|
pszEventType = TEXT("DeviceArrival");
|
|
}
|
|
else
|
|
{
|
|
if (DBT_DEVICEREMOVECOMPLETE == dwEventType)
|
|
{
|
|
pszEventType = TEXT("DeviceRemoval");
|
|
}
|
|
else
|
|
{
|
|
ASSERT(FALSE);
|
|
}
|
|
}
|
|
|
|
if (pszEventType)
|
|
{
|
|
// Useless in this case
|
|
BOOL fHasHandler;
|
|
|
|
hres = _HandleDeviceEvent(pszDeviceIntfID, phwdevinst,
|
|
pszEventType, &fHasHandler);
|
|
}
|
|
else
|
|
{
|
|
hres = S_FALSE;
|
|
}
|
|
|
|
return hres;
|
|
}
|
|
|
|
const CLSID* _rgpguidRequiringAdviseInterface[] =
|
|
{
|
|
&guidInterfaceUSB,
|
|
&guidVideoCameraClass,
|
|
&guidImagingDeviceClass,
|
|
};
|
|
|
|
HRESULT _IsInterfaceRequiringAdvise(GUID* pguidInterface, BOOL* pfRequiringAdvise)
|
|
{
|
|
return _IsInterfaceInList(pguidInterface, _rgpguidRequiringAdviseInterface,
|
|
ARRAYSIZE(_rgpguidRequiringAdviseInterface), pfRequiringAdvise);
|
|
}
|
|
|
|
// If it's one of the few interfaces requiring advise, or if the device has a
|
|
// DeviceHandler we send notifications
|
|
HRESULT _AdviseDeviceArrivedOrRemovedHelper(GUID* pguidInterface,
|
|
LPCWSTR pszDeviceIntfID, CHWDeviceInst* phwdevinst, DWORD dwEventType)
|
|
{
|
|
BOOL fAdvise;
|
|
HRESULT hr = _IsInterfaceRequiringAdvise(pguidInterface, &fAdvise);
|
|
|
|
// This should never get here
|
|
ASSERT(guidVolumeClass != *pguidInterface);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
DWORD dwDeviceFlags = HWDDF_HASDEVICEHANDLER_UNDETERMINED;
|
|
|
|
if (phwdevinst)
|
|
{
|
|
WCHAR szDeviceHandler[MAX_DEVICEHANDLER];
|
|
HRESULT hrTmp = _GetDeviceHandler(phwdevinst, szDeviceHandler,
|
|
ARRAYSIZE(szDeviceHandler));
|
|
|
|
if (SUCCEEDED(hrTmp) && (S_FALSE != hrTmp))
|
|
{
|
|
fAdvise = TRUE;
|
|
dwDeviceFlags &= ~HWDDF_HASDEVICEHANDLER_UNDETERMINED;
|
|
dwDeviceFlags |= HWDDF_HASDEVICEHANDLER;
|
|
}
|
|
}
|
|
|
|
if (fAdvise)
|
|
{
|
|
BOOL fRemovableDevice;
|
|
LPCWSTR pszDeviceEvent;
|
|
|
|
if (DBT_DEVICEARRIVAL == dwEventType)
|
|
{
|
|
pszDeviceEvent = TEXT("DeviceArrival");
|
|
}
|
|
else
|
|
{
|
|
ASSERT(DBT_DEVICEREMOVECOMPLETE == dwEventType);
|
|
|
|
pszDeviceEvent = TEXT("DeviceRemoval");
|
|
}
|
|
|
|
dwDeviceFlags |= HWDDF_REMOVABLEDEVICE_UNDETERMINED;
|
|
|
|
if (phwdevinst)
|
|
{
|
|
hr = phwdevinst->IsRemovableDevice(&fRemovableDevice);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
if (fRemovableDevice)
|
|
{
|
|
dwDeviceFlags &= ~HWDDF_REMOVABLEDEVICE_UNDETERMINED;
|
|
dwDeviceFlags |= HWDDF_REMOVABLEDEVICE;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = CHardwareDevicesImpl::_AdviseDeviceArrivedOrRemoved(
|
|
pszDeviceIntfID, pguidInterface, dwDeviceFlags,
|
|
pszDeviceEvent);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
hr = S_FALSE;
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT _ProcessInterface(GUID* pguidInterface, LPCWSTR pszDeviceIntfID,
|
|
DWORD dwEventType)
|
|
{
|
|
CNamedElemList* pnel;
|
|
HRESULT hr = CHWEventDetectorHelper::GetList(HWEDLIST_MISCDEVINTF, &pnel);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
if (DBT_DEVICEARRIVAL == dwEventType)
|
|
{
|
|
CNamedElem* pelem;
|
|
|
|
hr = pnel->GetOrAdd(pszDeviceIntfID, &pelem);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
BOOL fRemoveFromList = TRUE;
|
|
CMiscDeviceInterface* pmdi = (CMiscDeviceInterface*)pelem;
|
|
|
|
// If we're adding it, let's finish its initialization
|
|
hr = pmdi->InitInterfaceGUID(pguidInterface);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
CHWDeviceInst* phwdevinst;
|
|
|
|
hr = pmdi->GetHWDeviceInst(&phwdevinst);
|
|
|
|
if (SUCCEEDED(hr) && (S_FALSE != hr))
|
|
{
|
|
BOOL f;
|
|
|
|
_AdviseDeviceArrivedOrRemovedHelper(pguidInterface,
|
|
pszDeviceIntfID, phwdevinst, dwEventType);
|
|
|
|
hr = phwdevinst->IsRemovableDevice(&f);
|
|
|
|
if (SUCCEEDED(hr) & f)
|
|
{
|
|
hr = _IsInterfaceSpecial(pguidInterface, &f);
|
|
|
|
if (SUCCEEDED(hr) & f)
|
|
{
|
|
hr = phwdevinst->ShouldAutoplayOnSpecialInterface(
|
|
pguidInterface, &f);
|
|
|
|
if (FAILED(hr) || (S_FALSE == hr))
|
|
{
|
|
f = FALSE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
f = TRUE;
|
|
}
|
|
|
|
if (f)
|
|
{
|
|
hr = _TryAutoplay(pszDeviceIntfID, phwdevinst,
|
|
dwEventType);
|
|
|
|
fRemoveFromList = FALSE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (fRemoveFromList)
|
|
{
|
|
hr = pnel->Remove(pszDeviceIntfID);
|
|
}
|
|
|
|
pelem->RCRelease();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
CNamedElem* pelem;
|
|
|
|
hr = pnel->Get(pszDeviceIntfID, &pelem);
|
|
|
|
if (SUCCEEDED(hr) && (S_FALSE != hr))
|
|
{
|
|
CHWDeviceInst* phwdevinst;
|
|
CMiscDeviceInterface* pmdi = (CMiscDeviceInterface*)pelem;
|
|
hr = pmdi->GetHWDeviceInst(&phwdevinst);
|
|
|
|
if (SUCCEEDED(hr) && (S_FALSE != hr))
|
|
{
|
|
_AdviseDeviceArrivedOrRemovedHelper(pguidInterface,
|
|
pszDeviceIntfID, phwdevinst, dwEventType);
|
|
|
|
hr = _TryAutoplay(pszDeviceIntfID, phwdevinst,
|
|
dwEventType);
|
|
|
|
// If we're removing it, let's remove it from the list
|
|
HRESULT hr2 = pnel->Remove(pszDeviceIntfID);
|
|
|
|
hr = FAILED(hr2) ? hr2 : hr;
|
|
}
|
|
|
|
pelem->RCRelease();
|
|
}
|
|
else
|
|
{
|
|
_AdviseDeviceArrivedOrRemovedHelper(pguidInterface,
|
|
pszDeviceIntfID, NULL, dwEventType);
|
|
}
|
|
}
|
|
|
|
pnel->RCRelease();
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CHWEventDetectorImpl::_HandleInterfaceEvent(
|
|
DEV_BROADCAST_DEVICEINTERFACE* pdbdi, DWORD dwEventType)
|
|
{
|
|
HRESULT hres = S_FALSE;
|
|
|
|
if (pdbdi->dbcc_name[0])
|
|
{
|
|
BOOL fSpecialCased;
|
|
|
|
hres = _IsInterfaceSpecialCased(&(pdbdi->dbcc_classguid),
|
|
&fSpecialCased);
|
|
|
|
if (SUCCEEDED(hres))
|
|
{
|
|
if (fSpecialCased)
|
|
{
|
|
TRACE(TF_SHHWDTCTDTCT, TEXT("---> Special case"));
|
|
|
|
hres = _ProcessInterfaceSpecialCased(&(pdbdi->dbcc_classguid),
|
|
pdbdi->dbcc_name, dwEventType);
|
|
}
|
|
else
|
|
{
|
|
if ((DBT_DEVICEARRIVAL == dwEventType) ||
|
|
(DBT_DEVICEREMOVECOMPLETE == dwEventType))
|
|
{
|
|
BOOL fRejected;
|
|
|
|
hres = _IsInterfaceRejected(&(pdbdi->dbcc_classguid),
|
|
&fRejected);
|
|
|
|
if (SUCCEEDED(hres))
|
|
{
|
|
if (!fRejected)
|
|
{
|
|
TRACE(TF_SHHWDTCTDTCT, TEXT("---> Regular processing"));
|
|
|
|
hres = _ProcessInterface(&(pdbdi->dbcc_classguid),
|
|
pdbdi->dbcc_name, dwEventType);
|
|
}
|
|
else
|
|
{
|
|
TRACE(TF_SHHWDTCTDTCT, TEXT("---> Rejected"));
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
TRACE(TF_SHHWDTCTDTCT, TEXT("---> Not deviceArrival/Removal"));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// why do we get this?
|
|
}
|
|
|
|
return hres;
|
|
}
|
|
|
|
// This is for volumes only
|
|
// static
|
|
HRESULT CHWEventDetectorImpl::HandleVolumeMediaEvent(LPCWSTR pszDeviceIDVolume,
|
|
CHWDeviceInst* phwdevinst, LPCWSTR pszEventType,
|
|
BOOL* pfHasHandler)
|
|
{
|
|
return _HandleDeviceEvent(pszDeviceIDVolume, phwdevinst, pszEventType,
|
|
pfHasHandler);
|
|
}
|
|
|
|
// This is for volumes only
|
|
HRESULT CHWEventDetectorImpl::_HandleBroadcastHandleEvent(
|
|
DEV_BROADCAST_HANDLE* pdbh, DWORD dwEventType)
|
|
{
|
|
HRESULT hres = S_OK;
|
|
|
|
if (DBT_CUSTOMEVENT == dwEventType)
|
|
{
|
|
if ((GUID_IO_VOLUME_MOUNT == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_VOLUME_DISMOUNT == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_VOLUME_DISMOUNT_FAILED == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_VOLUME_LOCK == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_VOLUME_UNLOCK == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_VOLUME_LOCK_FAILED == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_MEDIA_ARRIVAL == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_MEDIA_REMOVAL == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_VOLUME_CHANGE == pdbh->dbch_eventguid) ||
|
|
(GUID_IO_VOLUME_NAME_CHANGE == pdbh->dbch_eventguid))
|
|
{
|
|
hres = CHandleNotif::HandleBroadcastHandleEvent(pdbh, dwEventType);
|
|
}
|
|
else
|
|
{
|
|
#ifdef DEBUG
|
|
WCHAR szGUID[MAX_GUIDSTRING];
|
|
|
|
if (SUCCEEDED(_StringFromGUID(&(pdbh->dbch_eventguid), szGUID,
|
|
ARRAYSIZE(szGUID))))
|
|
{
|
|
TRACE(TF_SHHWDTCTDTCT,
|
|
TEXT("UNHANDLED! DBT_CUSTOMEVENT + %s for '0x%08X'"),
|
|
szGUID, pdbh->dbch_handle);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ((DBT_DEVICEQUERYREMOVE == dwEventType) ||
|
|
(DBT_DEVICEREMOVEPENDING == dwEventType) ||
|
|
(DBT_DEVICEQUERYREMOVEFAILED == dwEventType) ||
|
|
(DBT_DEVICEREMOVECOMPLETE == dwEventType))
|
|
{
|
|
hres = CHandleNotif::HandleBroadcastHandleEvent(pdbh, dwEventType);
|
|
}
|
|
}
|
|
|
|
return hres;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
HRESULT CHWEventDetectorImpl::_RegisterForNotif()
|
|
{
|
|
HRESULT hres = CHWEventDetectorHelper::CreateLists();
|
|
|
|
if (SUCCEEDED(hres))
|
|
{
|
|
hres = CHWEventDetectorHelper::FillLists();
|
|
|
|
if (SUCCEEDED(hres))
|
|
{
|
|
// Register for all Device Interface Events
|
|
DEV_BROADCAST_DEVICEINTERFACE dbdNotifFilter = {0};
|
|
|
|
dbdNotifFilter.dbcc_size = sizeof(DEV_BROADCAST_DEVICEINTERFACE);
|
|
dbdNotifFilter.dbcc_devicetype = DBT_DEVTYP_DEVICEINTERFACE;
|
|
dbdNotifFilter.dbcc_classguid = guidInvalid;
|
|
|
|
hres = CHWEventDetectorHelper::RegisterDeviceNotification(
|
|
&dbdNotifFilter, &_hdevnotifyAllInterfaces, TRUE);
|
|
}
|
|
}
|
|
|
|
return hres;
|
|
}
|
|
|
|
HRESULT CHWEventDetectorImpl::_UnregisterForNotif()
|
|
{
|
|
CHWEventDetectorHelper::EmptyLists();
|
|
UnregisterDeviceNotification(_hdevnotifyAllInterfaces);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
HRESULT CHWEventDetectorImpl::_RegisterFactories()
|
|
{
|
|
// TRUE: we want it to stay around
|
|
HRESULT hres = (CCOMBaseFactory::_RegisterFactories(TRUE) ? S_OK : E_FAIL);
|
|
|
|
TRACE(TF_COMSERVER, TEXT("CHWEventDetectorImpl::_RegisterFactories returns: 0x%08X"), hres);
|
|
|
|
return hres;
|
|
}
|
|
|
|
HRESULT CHWEventDetectorImpl::_UnregisterFactories()
|
|
{
|
|
// TRUE: we wanted it to stay around
|
|
HRESULT hres = (CCOMBaseFactory::_UnregisterFactories(TRUE) ? S_OK : E_FAIL);
|
|
|
|
TRACE(TF_COMSERVER, TEXT("CHWEventDetectorImpl::_UnregisterFactories returns: 0x%08X"), hres);
|
|
|
|
return hres;
|
|
}
|
|
|
|
HRESULT CHWEventDetectorImpl::_SuspendFactories()
|
|
{
|
|
HRESULT hres = (CCOMBaseFactory::_SuspendFactories() ? S_OK : E_FAIL);
|
|
|
|
TRACE(TF_COMSERVER, TEXT("CHWEventDetectorImpl::_SuspendFactories returns: 0x%08X"), hres);
|
|
|
|
return hres;
|
|
}
|
|
|
|
HRESULT CHWEventDetectorImpl::_ResumeFactories()
|
|
{
|
|
HRESULT hres = (CCOMBaseFactory::_ResumeFactories() ? S_OK : E_FAIL);
|
|
|
|
TRACE(TF_COMSERVER, TEXT("CHWEventDetectorImpl::_ResumeFactories returns: 0x%08X"), hres);
|
|
|
|
return hres;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
CHWEventDetectorImpl::CHWEventDetectorImpl() : _hEventRelinquishControl(NULL),
|
|
_hdevnotifyAllInterfaces(NULL), _hEventInitCompleted(NULL)
|
|
{}
|
|
|
|
CHWEventDetectorImpl::~CHWEventDetectorImpl()
|
|
{}
|