WMI_LOGGER_INFORMATION - NtDoc

#ifndef _NTWMI_H

//
// Logger configuration and statistics.
//

typedef struct _WMI_LOGGER_INFORMATION
{
    WNODE_HEADER Wnode;                 // Had to do this since wmium.h comes later
    ULONG BufferSize;                   // buffer size for logging (in kbytes)
    ULONG MinimumBuffers;               // minimum to preallocate
    ULONG MaximumBuffers;               // maximum buffers allowed
    ULONG MaximumFileSize;              // maximum logfile size (in MBytes)
    ULONG LogFileMode;                  // sequential, circular
    ULONG FlushTimer;                   // buffer flush timer, in seconds
    ULONG EnableFlags;                  // trace enable flags

    union
    {
        LONG AgeLimit;                  // aging decay time, in minutes
        LONG FlushThreshold;            // Number of buffers to fill before flushing
    } DUMMYUNIONNAME;

    union
    {
        struct
        {
            ULONG Wow : 1;              // TRUE if the logger started under WOW64
            ULONG QpcDeltaTracking : 1;
            ULONG LargeMdlPages : 1;
            ULONG ExcludeKernelStack : 1;
        };
        ULONG64 V2Options;
    } DUMMYUNIONNAME2;

    union
    {
        HANDLE  LogFileHandle;          // Handle to logfile
        ULONG64 LogFileHandle64;
    } DUMMYUNIONNAME3;

    union
    {
        ULONG NumberOfBuffers;          // no of buffers in use
        ULONG InstanceCount;            // Number of Provider Instances
    } DUMMYUNIONNAME4;

    union
    {
        ULONG FreeBuffers;              // no of buffers free
        ULONG InstanceId;               // Current Provider's Id for UmLogger
    } DUMMYUNIONNAME5;

    union
    {
        ULONG EventsLost;               // event records lost
        ULONG NumberOfProcessors;       // Passed on to UmLogger
    } DUMMYUNIONNAME6;

    ULONG BuffersWritten;               // no of buffers written to file

    union
    {
        ULONG LogBuffersLost;           // no of logfile write failures
        ULONG Flags;                    // internal flags
    } DUMMYUNIONNAME7;

    ULONG RealTimeBuffersLost;          // no of rt delivery failures

    union
    {
        HANDLE  LoggerThreadId;         // thread id of Logger
        ULONG64 LoggerThreadId64;       // thread is of Logger
    } DUMMYUNIONNAME8;

    union
    {
        UNICODE_STRING LogFileName;     // used only in WIN64
        UNICODE_STRING64 LogFileName64; // Logfile name: only in WIN32
    } DUMMYUNIONNAME9;

    union
    {
        UNICODE_STRING LoggerName;      // Logger instance name in WIN64
        UNICODE_STRING64 LoggerName64;  // Logger Instance name in WIN32
    };

    ULONG RealTimeConsumerCount;        // Number of rt consumers

    ULONG SequenceNumber;

    union
    {
        PVOID   LoggerExtension;
        ULONG64 LoggerExtension64;
    };
} WMI_LOGGER_INFORMATION, *PWMI_LOGGER_INFORMATION;

#endif
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