83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
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#pragma once
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/*
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* Ole32 in-memory logging.
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*
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* Provides a per-process log of events. Only for debugging purposes.
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*/
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#ifdef DBG
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/*
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* All subject/verb definitions should go here.
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*
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* The assignment of symbols to verbs/subjects is completely arbitrary, and
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* doesn't mean a thing. Except nothing. It has to be NULL.
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*/
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#define SU_NOTHING '\0'
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#define SU_GLOBAL 'G'
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#define SU_APT 'A'
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#define SU_STDID 'S'
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#define VB_ADDREF '+'
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#define VB_RELEASE '-'
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#define VB_QI '?'
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#define VB_CREATE 'C'
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/*
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* Only debuggers need understand this stuff.
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*
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* Code only has to call the Ole32Log function below.
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*/
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#define STACKTRACE_DEPTH (4)
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struct DebugEvent
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{
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DWORD Time;
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DWORD ThreadID;
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unsigned char Subject;
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unsigned char Verb;
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void *SubjectPtr;
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void *ObjectPtr;
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ULONG_PTR UserData;
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void *Stack[STACKTRACE_DEPTH];
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};
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void __Ole32Log (unsigned char Subject, unsigned char Verb,
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void *SubjectPtr, void *ObjectPtr, ULONG_PTR UserData,
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BOOL fGrabStack, int FramesToSkip);
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inline void Ole32Log (unsigned char Subject,
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unsigned char Verb,
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void *SubjectPtr,
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void *ObjectPtr = NULL,
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ULONG_PTR UserData = 0,
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BOOL fGrabStack = FALSE,
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int FramesToSkip = 0)
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{
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__Ole32Log(Subject, Verb, SubjectPtr, ObjectPtr, UserData, fGrabStack,
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FramesToSkip);
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}
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#else
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inline void Ole32Log (unsigned char Subject,
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unsigned char Verb,
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void *SubjectPtr,
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void *ObjectPtr = NULL,
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ULONG_PTR UserData = 0,
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BOOL fGrabStack = FALSE,
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int FramesToSkip = 0)
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{
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//Don't do anything!
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}
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#endif
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