155 lines
2.8 KiB
C
155 lines
2.8 KiB
C
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/*++
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Copyright (c) 1990 Microsoft Corporation
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Module Name:
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taststrs.c
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Abstract:
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Tasking stress test.
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Author:
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Mark Lucovsky (markl) 26-Sep-1990
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Revision History:
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--*/
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#include <assert.h>
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#include <stdio.h>
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#include <windows.h>
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#include <string.h>
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HANDLE Semaphore, Event;
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VOID
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TestThread(
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LPVOID ThreadParameter
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)
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{
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DWORD st;
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(ReleaseSemaphore(Semaphore,1,NULL));
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st = WaitForSingleObject(Event,500);
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ExitThread(0);
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}
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VOID
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NewProcess()
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{
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DWORD st;
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DWORD ThreadId;
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HANDLE Thread;
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DWORD NumberOfThreads;
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DWORD MaximumThreadCount;
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DWORD i;
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//
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// Create an Event that is never signaled
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//
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Event = CreateEvent(NULL,TRUE,FALSE,NULL);
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//
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// Create a semaphore signaled by each thread as it starts
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//
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Semaphore = CreateSemaphore(NULL,0,256,NULL);
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(Event);
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(Semaphore);
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MaximumThreadCount = 15;
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NumberOfThreads = 0;
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//
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// Create the threads
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//
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printf("Creating %d threads... ",MaximumThreadCount);
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for ( i = 0;i<MaximumThreadCount;i++ ) {
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Thread = CreateThread(NULL,0L,(PVOID)TestThread,(LPVOID)99,0,&ThreadId);
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if ( Thread ) {
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NumberOfThreads++;
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CloseHandle(Thread);
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}
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}
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printf("%d threads Created\n",NumberOfThreads);
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for(i=0;i<NumberOfThreads;i++) {
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st = WaitForSingleObject((HANDLE)Semaphore,(DWORD)-1);
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(st == 0);
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}
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Sleep(3000);
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TerminateProcess(GetCurrentProcess(),0);
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}
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DWORD
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_cdecl
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main(
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int argc,
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char *argv[],
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char *envp[]
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)
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{
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STARTUPINFO StartupInfo;
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PROCESS_INFORMATION ProcessInfo;
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BOOL Success;
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DWORD st;
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DWORD ProcessCount;
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SMALL_RECT Window;
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ProcessCount = 0;
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if ( strchr(GetCommandLine(),'+') ) {
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NewProcess();
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}
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GetStartupInfo(&StartupInfo);
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Window.Left = 0;
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Window.Top = 0;
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Window.Right = 15;
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Window.Bottom = 5;
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SetConsoleWindowInfo(GetStdHandle(STD_OUTPUT_HANDLE),
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TRUE,
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&Window
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);
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while ( TRUE ) {
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Success = CreateProcess(
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NULL,
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"taskstrs +",
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NULL,
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NULL,
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FALSE,
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CREATE_NEW_CONSOLE,
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NULL,
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NULL,
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&StartupInfo,
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&ProcessInfo
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);
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if (Success) {
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ProcessCount++;
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printf("Process %d Created\n",ProcessCount);
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st = WaitForSingleObject((HANDLE)ProcessInfo.hProcess,(DWORD)-1);
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(st == 0);
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CloseHandle(ProcessInfo.hProcess);
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CloseHandle(ProcessInfo.hThread);
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}
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}
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return TRUE;
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}
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