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 /* | 
 
 
 
 
 
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  * Copyright 2021 Jacek Caban for CodeWeavers | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  * This library is free software; you can redistribute it and/or | 
 
 
 
 
 
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  * modify it under the terms of the GNU Lesser General Public | 
 
 
 
 
 
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  * License as published by the Free Software Foundation; either | 
 
 
 
 
 
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  * version 2.1 of the License, or (at your option) any later version. | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  * This library is distributed in the hope that it will be useful, | 
 
 
 
 
 
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  * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 
 
 
 
 
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  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
 
 
 
 
 
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  * Lesser General Public License for more details. | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  * You should have received a copy of the GNU Lesser General Public | 
 
 
 
 
 
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  * License along with this library; if not, write to the Free Software | 
 
 
 
 
 
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  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA | 
 
 
 
 
 
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  */ | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 import "unknwn.idl"; | 
 
 
 
 
 
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 import "oaidl.idl"; | 
 
 
 
 
 
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 import "ocidl.idl"; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 #ifndef __WIDL__ | 
 
 
 
 
 
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 #define threading(model) | 
 
 
 
 
 
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 #endif | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 typedef struct _EVENT_DESCRIPTOR | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     USHORT     Id; | 
 
 
 
 
 
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     UCHAR      Version; | 
 
 
 
 
 
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     UCHAR      Channel; | 
 
 
 
 
 
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     UCHAR      Level; | 
 
 
 
 
 
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     UCHAR      Opcode; | 
 
 
 
 
 
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     USHORT     Task; | 
 
 
 
 
 
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     ULONGLONG  Keyword; | 
 
 
 
 
 
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 } EVENT_DESCRIPTOR, *PEVENT_DESCRIPTOR; | 
 
 
 
 
 
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 typedef const EVENT_DESCRIPTOR *PCEVENT_DESCRIPTOR; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 typedef struct _EVENT_HEADER | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     USHORT            Size; | 
 
 
 
 
 
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     USHORT            HeaderType; | 
 
 
 
 
 
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     USHORT            Flags; | 
 
 
 
 
 
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     USHORT            EventProperty; | 
 
 
 
 
 
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     ULONG             ThreadId; | 
 
 
 
 
 
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     ULONG             ProcessId; | 
 
 
 
 
 
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     LARGE_INTEGER     TimeStamp; | 
 
 
 
 
 
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     GUID              ProviderId; | 
 
 
 
 
 
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     EVENT_DESCRIPTOR  EventDescriptor; | 
 
 
 
 
 
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     union { | 
 
 
 
 
 
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         struct { | 
 
 
 
 
 
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             ULONG     KernelTime; | 
 
 
 
 
 
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             ULONG     UserTime; | 
 
 
 
 
 
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         } DUMMYSTRUCTNAME; | 
 
 
 
 
 
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         ULONG64       ProcessorTime; | 
 
 
 
 
 
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     } DUMMYUNIONNAME; | 
 
 
 
 
 
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     GUID              ActivityId; | 
 
 
 
 
 
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 } EVENT_HEADER, *PEVENT_HEADER; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 typedef struct _ETW_BUFFER_CONTEXT | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     union { | 
 
 
 
 
 
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         struct { | 
 
 
 
 
 
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             UCHAR ProcessorNumber; | 
 
 
 
 
 
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             UCHAR Alignment; | 
 
 
 
 
 
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         } DUMMYSTRUCTNAME; | 
 
 
 
 
 
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         USHORT ProcessorIndex; | 
 
 
 
 
 
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     } DUMMYUNIONNAME; | 
 
 
 
 
 
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     USHORT LoggerId; | 
 
 
 
 
 
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 } ETW_BUFFER_CONTEXT, *PETW_BUFFER_CONTEXT; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 typedef struct _EVENT_HEADER_EXTENDED_DATA_ITEM | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     USHORT     Reserved1; | 
 
 
 
 
 
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     USHORT     ExtType; | 
 
 
 
 
 
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     USHORT     Linkage; | 
 
 
 
 
 
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     USHORT     DataSize; | 
 
 
 
 
 
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     ULONGLONG  DataPtr; | 
 
 
 
 
 
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 } EVENT_HEADER_EXTENDED_DATA_ITEM, *PEVENT_HEADER_EXTENDED_DATA_ITEM; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 typedef struct _EVENT_RECORD | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     EVENT_HEADER                      EventHeader; | 
 
 
 
 
 
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     ETW_BUFFER_CONTEXT                BufferContext; | 
 
 
 
 
 
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     USHORT                            ExtendedDataCount; | 
 
 
 
 
 
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     USHORT                            UserDataLength; | 
 
 
 
 
 
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     EVENT_HEADER_EXTENDED_DATA_ITEM  *ExtendedData; | 
 
 
 
 
 
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     void                             *UserData; | 
 
 
 
 
 
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     void                             *UserContext; | 
 
 
 
 
 
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 } EVENT_RECORD, *PEVENT_RECORD; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 typedef ULONG64 TRACEHANDLE, *PTRACEHANDLE; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 [ | 
 
 
 
 
 
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     object, | 
 
 
 
 
 
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     uuid(8cc97f40-9028-4ff3-9b62-7d1f79ca7bcb), | 
 
 
 
 
 
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     local | 
 
 
 
 
 
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 ] | 
 
 
 
 
 
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 interface ITraceEvent : IUnknown | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     HRESULT Clone([out, retval] ITraceEvent **NewEvent); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT GetUserContext([out, retval] void **UserContext); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT GetEventRecord([out, retval] PEVENT_RECORD *EventRecord); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetPayload([in, size_is(PayloadSize)] BYTE *Payload, | 
 
 
 
 
 
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                        [in] ULONG PayloadSize); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetEventDescriptor([in] PCEVENT_DESCRIPTOR EventDescriptor); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetProcessId([in] ULONG ProcessId); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetProcessorIndex([in] ULONG ProcessorIndex); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetThreadId([in] ULONG ThreadId); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetThreadTimes([in] ULONG KernelTime, | 
 
 
 
 
 
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                            [in] ULONG UserTime); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetActivityId([in] LPCGUID ActivityId); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetTimeStamp([in] LARGE_INTEGER *TimeStamp); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetProviderId([in] LPCGUID ProviderId); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 interface ITraceRelogger; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 [ | 
 
 
 
 
 
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     object, | 
 
 
 
 
 
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     uuid(3ed25501-593f-43e9-8f38-3ab46f5a4a52) | 
 
 
 
 
 
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 ] | 
 
 
 
 
 
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 interface ITraceEventCallback : IUnknown | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     HRESULT OnBeginProcessTrace([in] ITraceEvent *HeaderEvent, | 
 
 
 
 
 
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                                 [in] ITraceRelogger *Relogger); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT OnFinalizeProcessTrace([in] ITraceRelogger *Relogger); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT OnEvent([in] ITraceEvent *Event, | 
 
 
 
 
 
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                     [in] ITraceRelogger *Relogger); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 [ | 
 
 
 
 
 
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     object, | 
 
 
 
 
 
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     uuid(f754ad43-3bcc-4286-8009-9c5da214e84e), | 
 
 
 
 
 
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     local | 
 
 
 
 
 
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 ] | 
 
 
 
 
 
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 interface ITraceRelogger : IUnknown | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     HRESULT AddLogfileTraceStream([in] BSTR LogfileName, | 
 
 
 
 
 
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                                   [in] void *UserContext, | 
 
 
 
 
 
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                                   [out, retval] TRACEHANDLE *TraceHandle); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT AddRealtimeTraceStream([in] BSTR LoggerName, | 
 
 
 
 
 
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                                    [in] void *UserContext, | 
 
 
 
 
 
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                                    [out, retval] TRACEHANDLE *TraceHandle); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT RegisterCallback([in] ITraceEventCallback *Callback); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT Inject([in] ITraceEvent *Event); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT CreateEventInstance([in] TRACEHANDLE TraceHandle, | 
 
 
 
 
 
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                                 [in] ULONG Flags, | 
 
 
 
 
 
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                                 [out, retval] ITraceEvent **Event); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT ProcessTrace(); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetOutputFilename([in] BSTR LogfileName); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT SetCompressionMode([in] BOOLEAN CompressionMode); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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     HRESULT Cancel(); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 [ | 
 
 
 
 
 
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     uuid(7b40792d-05ff-44c4-9058-f440c71f17d4), | 
 
 
 
 
 
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     threading(both) | 
 
 
 
 
 
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 ] | 
 
 
 
 
 
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 coclass CTraceRelogger | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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     [default] interface ITraceRelogger; | 
 
 
 
 
 
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 } |