170 lines
3.8 KiB
C
170 lines
3.8 KiB
C
/*++
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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 <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <assert.h>
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#include <stdio.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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PUCHAR buffer;
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buffer = VirtualAlloc (NULL, 600*1024, MEM_COMMIT, PAGE_READWRITE);
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Sleep(50000);
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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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MEMORY_BASIC_INFORMATION info;
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PUCHAR address;
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PUCHAR buffer;
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PUCHAR SystemRangeStart;
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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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if (!NT_SUCCESS(NtQuerySystemInformation(SystemRangeStartInformation,
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&SystemRangeStart,
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sizeof(SystemRangeStart),
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NULL))) {
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// assume usermode is the low half of the address space
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SystemRangeStart = (PUCHAR)MAXLONG_PTR;
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}
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GetStartupInfo(&StartupInfo);
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Success = CreateProcess(
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NULL,
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"vmread +",
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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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printf("Process Created\n");
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Sleep (1000);
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buffer = VirtualAlloc (NULL, 10*1000*1000, MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE);
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if (!buffer) {
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printf("virtual alloc failed at %ld.\n",GetLastError());
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return 1;
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}
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address = NULL;
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do {
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Success = VirtualQueryEx (ProcessInfo.hProcess,
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(PVOID)address,
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&info,
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sizeof(info));
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if (!Success) {
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printf ("virtual query failed at %lx - %ld.\n",address,GetLastError());
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break;
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} else {
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printf("address: %lx size %lx state %lx protect %lx type %lx\n",
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address,
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info.RegionSize,
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info.State,
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info.Protect,
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info.Type);
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}
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address += info.RegionSize;
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} while (address < SystemRangeStart);
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address = 0x40000000;
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do {
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Success = VirtualQueryEx (ProcessInfo.hProcess,
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(PVOID)address,
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&info,
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sizeof(info));
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if (!Success) {
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printf ("virtual query failed at %lx %ld.\n",address,GetLastError());
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return 1;
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} else {
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if (info.AllocationBase == address) {
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printf("address: %lx size %lx state %lx protect %lx type %lx\n",
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address,
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info.RegionSize,
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info.State,
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info.Protect,
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info.Type);
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}
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}
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address += 4096;
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} while (address < SystemRangeStart);
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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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