46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
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#ifndef _DEVEXT_H
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#define _DEVEXT_H
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//
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// Class device extension.
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//
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#define REGPATHMAX 100
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typedef enum {
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eBaseDevice = 1,
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eBatteryDevice,
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eAdaptorDevice
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} EXTENSION_TYPE;
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typedef struct _CBatteryDevExt {
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CUString * m_pBatteryName;
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UNICODE_STRING m_RegistryPath; // will be converted to a unicode string
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WCHAR m_RegistryBuffer[REGPATHMAX];
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PDEVICE_OBJECT m_pHidPdo;
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PDEVICE_OBJECT m_pBatteryFdo; // Functional Device Object
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PDEVICE_OBJECT m_pLowerDeviceObject; // Detected at AddDevice time
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PFILE_OBJECT m_pHidFileObject;
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CBattery * m_pBattery;
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ULONG m_ulTagCount; // Tag for next battery
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BOOLEAN m_bIsStarted; // if non zero, the device is started
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BOOLEAN m_bFirstStart; // Need to differentiate between
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// first and second start IRP.
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BOOLEAN m_bJustStarted; // If set, will open handle on next
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// IRP_MN_QUERY_PNP_DEVICE_STATE
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ULONG m_ulDefaultAlert1; // Cache DefaultAlert1 accross stop device.
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PVOID m_pSelector; // Selector for battery
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EXTENSION_TYPE m_eExtType;
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PDEVICE_OBJECT m_pOpenedDeviceObject;
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PKTHREAD m_OpeningThread;
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IO_REMOVE_LOCK m_RemoveLock;
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IO_REMOVE_LOCK m_StopLock;
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ULONG m_iHibernateDelay;
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ULONG m_iShutdownDelay;
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} CBatteryDevExt;
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#endif // devext.h
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