FreeRDP/winpr/libwinpr/synch/test/TestSynchWaitableTimerAPC.c
2021-06-08 08:21:47 +02:00

93 lines
1.7 KiB
C

#include <winpr/crt.h>
#include <winpr/synch.h>
#include <winpr/sysinfo.h>
static int g_Count = 0;
static HANDLE g_Event = NULL;
struct apc_data
{
UINT32 StartTime;
};
typedef struct apc_data APC_DATA;
static VOID CALLBACK TimerAPCProc(LPVOID lpArg, DWORD dwTimerLowValue, DWORD dwTimerHighValue)
{
APC_DATA* apcData;
UINT32 CurrentTime = GetTickCount();
WINPR_UNUSED(dwTimerLowValue);
WINPR_UNUSED(dwTimerHighValue);
if (!lpArg)
return;
apcData = (APC_DATA*)lpArg;
printf("TimerAPCProc: time: %" PRIu32 "\n", CurrentTime - apcData->StartTime);
g_Count++;
if (g_Count >= 5)
{
SetEvent(g_Event);
}
}
int TestSynchWaitableTimerAPC(int argc, char* argv[])
{
int status = -1;
DWORD rc;
HANDLE hTimer = NULL;
BOOL bSuccess;
LARGE_INTEGER due;
APC_DATA apcData = { 0 };
WINPR_UNUSED(argc);
WINPR_UNUSED(argv);
g_Event = CreateEvent(NULL, TRUE, FALSE, NULL);
if (!g_Event)
{
printf("Failed to create event\n");
goto cleanup;
}
hTimer = CreateWaitableTimer(NULL, FALSE, NULL);
if (!hTimer)
goto cleanup;
due.QuadPart = -1000 * 100LL; /* 0.1 seconds */
apcData.StartTime = GetTickCount();
bSuccess = SetWaitableTimer(hTimer, &due, 10, TimerAPCProc, &apcData, FALSE);
if (!bSuccess)
goto cleanup;
/* nothing shall happen after 0.12 second, because thread is not in alertable state */
rc = WaitForSingleObject(g_Event, 120);
if (rc != WAIT_TIMEOUT)
goto cleanup;
for (;;)
{
rc = WaitForSingleObjectEx(g_Event, INFINITE, TRUE);
if (rc == WAIT_OBJECT_0)
break;
if (rc == WAIT_IO_COMPLETION)
continue;
printf("Failed to wait for completion event (%" PRIu32 ")\n", GetLastError());
goto cleanup;
}
status = 0;
cleanup:
if (hTimer)
CloseHandle(hTimer);
if (g_Event)
CloseHandle(g_Event);
return status;
}