111 lines
2.3 KiB
C
111 lines
2.3 KiB
C
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/*****************************************************************/
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/** Microsoft LAN Manager **/
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/** Copyright(c) Microsoft Corp., 1988-1991 **/
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/*****************************************************************/
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#include <stdio.h>
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#include <process.h>
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#include <setjmp.h>
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#include <stdlib.h>
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#include <time.h>
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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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VOID __cdecl
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main (argc, argv)
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int argc;
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char *argv[];
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{
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LARGE_INTEGER SystemTime;
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LARGE_INTEGER DueTime;
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ULONG DueTimeInMin;
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ULONG i;
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HANDLE h;
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BOOLEAN Status;
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SYSTEMTIME TimeFields;
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BOOLEAN Absolute;
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PUCHAR p;
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h = CreateWaitableTimer (
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NULL,
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TRUE,
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"TestTimer"
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);
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printf ("usage: time [-a]\n");
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Absolute = FALSE;
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DueTimeInMin = 1;
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while (argc) {
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argc--;
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p = *argv;
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argv += 1;
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i = atol(p);
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if (i) {
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DueTimeInMin = i;
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}
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if (strcmp (p, "-a") == 0) {
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Absolute = TRUE;
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}
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}
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NtQuerySystemTime (&SystemTime);
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GetSystemTime (&TimeFields);
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printf ("Current time is: %d:%d:%d, ",
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TimeFields.wHour,
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TimeFields.wMinute,
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TimeFields.wSecond
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);
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TimeFields.wMinute += DueTimeInMin;
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while (TimeFields.wMinute > 59) {
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TimeFields.wMinute -= 60;
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TimeFields.wHour += 1;
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}
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printf ("timer set for %d:%d:%d (%d min) %s time\n",
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TimeFields.wHour,
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TimeFields.wMinute,
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TimeFields.wSecond,
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DueTimeInMin,
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Absolute ? "absolute" : "relative"
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);
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//
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// Set timer as relative
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//
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DueTime.QuadPart = (ULONGLONG) -600000000L * DueTimeInMin;
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if (Absolute) {
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DueTime.QuadPart = SystemTime.QuadPart - DueTime.QuadPart;
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}
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Status = SetWaitableTimer (
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h,
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&DueTime,
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0,
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NULL,
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NULL,
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TRUE
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);
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if (!Status) {
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printf ("SetWaitableTimer failed with %x\n", GetLastError());
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}
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printf ("Waiting\n");
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WaitForSingleObject (h, -1);
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printf ("Done\n");
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}
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