97 lines
3.2 KiB
C
97 lines
3.2 KiB
C
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#ifndef _PSTAT_INCLUDED_
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#define _PSTAT_INCLUDED_
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//
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//
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// MAX_CESRS - maximum number of event selection registers
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// This is a softwate limit. NoCESR is the runtime value.
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// MAX_EVENTS - maximum number of active performance counter registers.
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// This is a softwate limit. NoCounters is the runtime value.
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//
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// Note - We could define these values as processor independent and
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// use a maximum denominator.
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// Mostly to limit the size of data structures and arrays based
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// on these values, we are defining
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#if defined(_X86_)
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#define MAX_EVENTS 2 // sw: max number of active perf. counters.
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#define MAX_CESRS 2 // sw: max number of event selection registers.
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#else // !_X86_
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// include _IA64_ ...
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#define MAX_EVENTS 4 // sw: max number of active perf. counters.
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#define MAX_CESRS 4 // sw: max number of event selection registers.
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#endif // !_X86_
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#define MAX_THUNK_COUNTERS 64
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#define MAX_PROCESSORS 32
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#define PSTAT_READ_STATS CTL_CODE (FILE_DEVICE_UNKNOWN, 0, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define PSTAT_SET_CESR CTL_CODE (FILE_DEVICE_UNKNOWN, 1, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define PSTAT_HOOK_THUNK CTL_CODE (FILE_DEVICE_UNKNOWN, 2, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define PSTAT_REMOVE_HOOK CTL_CODE (FILE_DEVICE_UNKNOWN, 3, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define PSTAT_QUERY_EVENTS CTL_CODE (FILE_DEVICE_UNKNOWN, 4, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define PSTAT_QUERY_EVENTS_INFO CTL_CODE (FILE_DEVICE_UNKNOWN, 5, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define OFFSET(type, field) ((LONG_PTR)(&((type *)0)->field))
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//
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//
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//
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typedef struct {
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ULONGLONG Counters[MAX_EVENTS];
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ULONG EventId[MAX_EVENTS];
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ULONGLONG TSC;
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ULONG reserved;
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// FIXFIX - Thierry - 01/2000:
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// To virtualize these counters, we should use ULONGLONG types and not polymorphic types.
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ULONG_PTR SpinLockAcquires;
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ULONG_PTR SpinLockCollisions;
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ULONG_PTR SpinLockSpins;
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ULONG_PTR Irqls;
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ULONGLONG ThunkCounters[MAX_THUNK_COUNTERS];
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} PSTATS, *pPSTATS;
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typedef struct {
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ULONG EventId;
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BOOLEAN Active;
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BOOLEAN UserMode;
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BOOLEAN KernelMode;
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BOOLEAN EdgeDetect;
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ULONG AppReserved;
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ULONG reserved;
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} SETEVENT, *PSETEVENT;
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typedef struct {
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PUCHAR SourceModule;
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ULONG_PTR ImageBase;
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PUCHAR TargetModule;
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PUCHAR Function;
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ULONG TracerId;
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} HOOKTHUNK, *PHOOKTHUNK;
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typedef struct {
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ULONG EventId;
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KPROFILE_SOURCE ProfileSource;
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ULONG DescriptionOffset;
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ULONG SuggestedIntervalBase;
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UCHAR Buffer[];
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} EVENTID, *PEVENTID;
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typedef struct _EVENTS_INFO {
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ULONG Events;
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ULONG TokenMaxLength;
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ULONG DescriptionMaxLength;
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ULONG OfficialTokenMaxLength;
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ULONG OfficialDescriptionMaxLength;
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} EVENTS_INFO, *PEVENTS_INFO;
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#if defined(ExAllocatePool)
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#undef ExAllocatePool
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#endif
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#define ExAllocatePool(Type,Size) ExAllocatePoolWithTag((Type),(Size),'ttsp')
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#endif /* _PSTAT_INCLUDED */
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