359 lines
7.7 KiB
C++
359 lines
7.7 KiB
C++
/*++
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Copyright (c) 1997 Microsoft Corporation
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Module Name:
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perfdiag.hxx
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Abstract:
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Performance diagnostics
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Author:
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Richard L Firth (rfirth) 24-Jan-1997
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Revision History:
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24-Jan-1997 rfirth
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Created
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--*/
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#if !defined(_PERFDIAG_)
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#define _PERFDIAG_
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//
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// perf event (PE_) definitions
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//
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//#define USE_ICECAP_FOR_DOWNLOAD_PROFILING 1
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#define PE_START 1
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#define PE_END 2
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#define PE_CLIENT_REQUEST_START 3
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#define PE_CLIENT_REQUEST_END 4
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#define PE_CLIENT_REQUEST_QUEUED 5
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#define PE_WORKER_REQUEST_START 6
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#define PE_WORKER_REQUEST_END 7
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#define PE_APP_CALLBACK_START 8
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#define PE_APP_CALLBACK_END 9
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#define PE_NAMERES_START 10
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#define PE_NAMERES_END 11
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#define PE_CONNECT_START 12
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#define PE_CONNECT_END 13
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#define PE_SEND_START 14
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#define PE_SEND_END 15
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#define PE_RECEIVE_START 16
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#define PE_RECEIVE_END 17
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#define PE_PEEK_RECEIVE_START 18
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#define PE_PEEK_RECEIVE_END 19
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#define PE_SOCKET_CLOSE_START 20
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#define PE_SOCKET_CLOSE_END 21
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#define PE_ACQUIRE_KEEP_ALIVE 22
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#define PE_RELEASE_KEEP_ALIVE 23
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#define PE_SOCKET_ERROR 24
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#define PE_CACHE_READ_CHECK_START 25
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#define PE_CACHE_READ_CHECK_END 26
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#define PE_CACHE_WRITE_CHECK_START 27
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#define PE_CACHE_WRITE_CHECK_END 28
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#define PE_CACHE_RETRIEVE_START 29
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#define PE_CACHE_RETRIEVE_END 30
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#define PE_CACHE_READ_START 31
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#define PE_CACHE_READ_END 32
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#define PE_CACHE_WRITE_START 33
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#define PE_CACHE_WRITE_END 34
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#define PE_CACHE_CREATE_FILE_START 35
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#define PE_CACHE_CREATE_FILE_END 36
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#define PE_CACHE_CLOSE_FILE_START 37
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#define PE_CACHE_CLOSE_FILE_END 38
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#define PE_CACHE_EXPIRY_CHECK_START 39
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#define PE_CACHE_EXPIRY_CHECK_END 40
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#define PE_YIELD_SELECT_START 41
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#define PE_YIELD_SELECT_END 42
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#define PE_YIELD_OBJECT_WAIT_START 43
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#define PE_YIELD_OBJECT_WAIT_END 44
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#define PE_YIELD_SLEEP_START 45
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#define PE_YIELD_SLEEP_END 46
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#define PE_TRACE 47
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#define PE_ENTER_PATH 48
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#define PE_LEAVE_PATH 49
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#define PE_TRACE_PATH 50
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//
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// API prototypes
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//
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#if defined(__cplusplus)
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extern "C" {
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#endif
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VOID
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#if defined(_WINX32_)
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__declspec(dllexport)
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#else
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__declspec(dllimport)
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#endif
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WINAPI
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WininetPerfLog(
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IN DWORD dwEvent,
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IN DWORD dwInfo1,
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IN DWORD dwInfo2,
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IN HINTERNET hInternet
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);
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#if defined(__cplusplus)
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}
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#endif
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#if defined(_WINX32_)
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#if defined(USE_PERF_DIAG)
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//
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// manifests
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//
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//#define DEFAULT_PE_LOG_RECORDS 4096
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#define DEFAULT_PE_LOG_RECORDS 16384
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//
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// types
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//
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typedef struct {
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LARGE_INTEGER liTime;
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DWORD dwThreadId;
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DWORD dwThreadPriority;
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HINTERNET hInternet;
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DWORD dwEvent;
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DWORD dwInfo;
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DWORD dwInfo2;
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} PERF_INFO, * LPPERF_INFO;
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//
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// prototypes
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//
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VOID
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PerfSleep(
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DWORD dwMilliseconds
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);
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int PerfSelect(
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int nfds,
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fd_set FAR * readfds,
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fd_set FAR * writefds,
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fd_set FAR * exceptfds,
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const struct timeval FAR * timeout
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);
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DWORD
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PerfWaitForSingleObject(
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HANDLE hObject,
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DWORD dwTimeout
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);
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//
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// classes
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//
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class CPerfDiag {
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private:
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LPBYTE m_lpbPerfBuffer;
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DWORD m_dwPerfBufferLen;
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LPBYTE m_lpbEnd;
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LPBYTE m_lpbNext;
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BOOL m_bFull;
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BOOL m_bStarted;
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BOOL m_bStartFinished;
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LARGE_INTEGER m_liStartTime;
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LPPERF_INFO get_next_record(VOID);
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VOID get_perf_time(PLARGE_INTEGER pTime) {
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QueryPerformanceCounter(pTime);
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}
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VOID get_time(LPPERF_INFO lpInfo) {
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get_perf_time(&lpInfo->liTime);
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}
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VOID free_perf_buffer(VOID) {
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if (m_lpbPerfBuffer) {
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m_lpbPerfBuffer = (LPBYTE)FREE_MEMORY(m_lpbPerfBuffer);
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INET_ASSERT(!m_lpbPerfBuffer);
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}
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}
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VOID perf_start(VOID) {
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while (!m_bStartFinished) {
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if (InterlockedExchange((LPLONG)&m_bStarted, TRUE) == FALSE) {
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get_perf_time(&m_liStartTime);
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Init();
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m_bStartFinished = TRUE;
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}
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if (!m_bStartFinished) {
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Sleep(0);
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}
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}
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}
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public:
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CPerfDiag();
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~CPerfDiag();
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VOID Init(DWORD dwNumberOfRecords = DEFAULT_PE_LOG_RECORDS) {
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CreateBuffer(dwNumberOfRecords);
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}
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VOID CreateBuffer(LPBYTE lpbBuffer, DWORD dwBufferLength) {
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}
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VOID CreateBuffer(DWORD dwNumberOfRecords = DEFAULT_PE_LOG_RECORDS) {
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free_perf_buffer();
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m_dwPerfBufferLen = dwNumberOfRecords * sizeof(PERF_INFO);
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m_lpbPerfBuffer = (LPBYTE)ALLOCATE_MEMORY(LMEM_FIXED, m_dwPerfBufferLen);
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if (m_lpbPerfBuffer) {
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m_lpbEnd = m_lpbPerfBuffer + m_dwPerfBufferLen;
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m_lpbNext = m_lpbPerfBuffer;
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m_bFull = FALSE;
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} else {
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OutputDebugString("*** Cannot create performance buffer\n");
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}
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}
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VOID Log(DWORD dwEvent, DWORD dwInfo = 0);
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VOID Log(DWORD dwEvent, DWORD dwInfo, DWORD dwThreadId, HINTERNET hInternet);
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VOID Log(DWORD dwEvent, DWORD dwInfo, DWORD dwInfo2, DWORD dwThreadId, HINTERNET hInternet);
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VOID Dump(VOID);
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};
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//
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// global data
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//
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extern CPerfDiag * GlobalPerfDiag;
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//
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// macros
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//
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#define PERF_INIT() \
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if (!GlobalPerfDiag) GlobalPerfDiag = new CPerfDiag
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#define PERF_END() \
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if (GlobalPerfDiag) delete GlobalPerfDiag
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#define PERF_LOG \
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if (GlobalPerfDiag) GlobalPerfDiag->Log
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#define PERF_DUMP() \
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if (GlobalPerfDiag) GlobalPerfDiag->Dump()
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#define PERF_Sleep(n) \
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PerfSleep(n)
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#define PERF_Select(n, pReadfds, pWritefds, pExceptfds, pTimeout) \
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PerfSelect(n, pReadfds, pWritefds, pExceptfds, pTimeout)
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#define PERF_WaitForSingleObject(hObject, dwTimeout) \
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PerfWaitForSingleObject(hObject, dwTimeout)
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#else
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#define PERF_INIT() \
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/* NOTHING */
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#define PERF_END() \
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/* NOTHING */
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#define PERF_LOG \
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(VOID)
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#define PERF_DUMP() \
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/* NOTHING */
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#define PERF_Sleep(n) \
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Sleep(n)
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#define PERF_Select(n, pReadfds, pWritefds, pExceptfds, pTimeout) \
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_I_select(n, pReadfds, pWritefds, pExceptfds, pTimeout)
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#define PERF_WaitForSingleObject(hObject, dwTimeout) \
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WaitForSingleObject(hObject, dwTimeout)
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#endif // defined(USE_PERF_DIAG)
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#endif // defined(_WINX32_)
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//#define PERF_ENTER(Name) \
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// StartCAP()
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//#define PERF_LEAVE(Name) \
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// StopCAP()
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#if defined(USE_PERF_DIAG)
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#define PERF_LOG_EX \
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WininetPerfLog
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#define PERF_ID(Name) \
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(LPCSTR)(# Name)
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#define PERF_TRACE(Name, Info) \
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WininetPerfLog(PE_TRACE_PATH, Info, (DWORD)PERF_ID(Name), 0)
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#define PERF_ENTER(Name) \
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WininetPerfLog(PE_ENTER_PATH, 0, (DWORD)PERF_ID(Name), 0)
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#define PERF_LEAVE(Name) \
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WininetPerfLog(PE_LEAVE_PATH, 0, (DWORD)PERF_ID(Name), 0)
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#else
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#define PERF_LOG_EX \
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/* NOTHING */
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#define PERF_ID(Name) \
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/* NOTHING */
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#define PERF_TRACE(Name, Info) \
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/* NOTHING */
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#ifdef USE_ICECAP_FOR_DOWNLOAD_PROFILING
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#define PERF_ENTER(Name) \
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StartCAP()
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#define PERF_LEAVE(Name) \
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StopCAP()
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#else
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#define PERF_ENTER(Name) \
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/* NOTHING */
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#define PERF_LEAVE(Name) \
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/* NOTHING */
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#endif // defined(USE_ICECAP_FOR_DOWNLOAD_PROFILING)
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#endif // defined(USE_PERF_DIAG)
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#define STOP_SENDREQ_PERF() \
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/* nothing */
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#define START_SENDREQ_PERF() \
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/* nothing */
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#endif // defined(_PERFDIAG_)
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