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Diffstat (limited to '')
-rw-r--r-- | public/sdk/inc/ntddtime.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/public/sdk/inc/ntddtime.h b/public/sdk/inc/ntddtime.h new file mode 100644 index 000000000..12a2c7e73 --- /dev/null +++ b/public/sdk/inc/ntddtime.h @@ -0,0 +1,44 @@ +/*++ BUILD Version: 0001 // Increment this if a change has global effects + +Copyright (c) 1992 Microsoft Corporation + +Module Name: + + ntddtime.h + +Abstract: + + This include file defines all constants and types for + accessing an NT wave device. + +Author: + + Robin Speed (RobinSp) 30-Jan-92 + +Revision History: + +--*/ +#define FILE_DEVICE_TIME 0x00000026 + + +// +// Timer IOCTLs +// + +#define IOCTL_TIMER_SET_TIMER_EVENT CTL_CODE(FILE_DEVICE_TIME, FILE_DEVICE_TIME + 0x0001, METHOD_BUFFERED, FILE_WRITE_DATA) +#define IOCTL_TIMER_GET_TIME CTL_CODE(FILE_DEVICE_TIME, FILE_DEVICE_TIME + 0x0002, METHOD_NEITHER, FILE_WRITE_DATA) +#define IOCTL_TIMER_GET_DEV_CAPS CTL_CODE(FILE_DEVICE_TIME, FILE_DEVICE_TIME + 0x0003, METHOD_BUFFERED, FILE_WRITE_DATA) +#define IOCTL_TIMER_BEGIN_MIN_PERIOD CTL_CODE(FILE_DEVICE_TIME, FILE_DEVICE_TIME + 0x0004, METHOD_NEITHER, FILE_WRITE_DATA) +#define IOCTL_TIMER_END_MIN_PERIOD CTL_CODE(FILE_DEVICE_TIME, FILE_DEVICE_TIME + 0x0005, METHOD_BUFFERED, FILE_WRITE_DATA) +#define IOCTL_TIMER_RESET CTL_CODE(FILE_DEVICE_TIME, FILE_DEVICE_TIME + 0x0006, METHOD_BUFFERED, FILE_WRITE_DATA) +#define IOCTL_TIMER_RESET_EVENT CTL_CODE(FILE_DEVICE_TIME, FILE_DEVICE_TIME + 0x0007, METHOD_NEITHER, FILE_WRITE_DATA) + +#define DD_TIMER_DEVICE_NAME_U L"\\Device\\Timer" + +#define IO_TIMER_INCREMENT 8 + +typedef struct { + ULONG EventTime; // Time in ms for event + ULONG EventId; // Id (cannot be 0) + LARGE_INTEGER EventTicks; // Driver use (not seen by caller) +} TIMER_DD_SET_EVENT, *PTIMER_DD_SET_EVENT; |