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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/*============================================================
**
** Source: child6.c
**
** Purpose: Test for WaitForMultipleObjectsEx in multiple
** scenarios - child process
**
**
**=========================================================*/
#include <palsuite.h>
int __cdecl main(int argc, char **argv)
{
int i, iRet;
BOOL bRet;
BOOL bNamedEvent = 0;
BOOL bMutex = 0;
BOOL bMutexAndNamedEvent = 0;
BOOL bSemaphore = 0;
DWORD dwRet;
HANDLE hNamedEvent;
HANDLE hMutex;
char szTestName[256];
WCHAR wszTestName[256] = { 0 };
char szEventName[128] = { 0 };
char szMutexName[128] = { 0 };
char szSemName[128] = { 0 };
WCHAR wszEventName[128];
WCHAR wszMutexName[128];
WCHAR wszSemName[128];
DWORD iExitCode = 0;
HANDLE hSemaphore;
if(0 != (PAL_Initialize(argc, argv)))
{
return ( FAIL );
}
Trace("[child] Starting\n");
for (i=1; i<argc; i++)
{
if (0 == strcmp(argv[i],"-event"))
{
bNamedEvent = 1;
}
else if (0 == strcmp(argv[i],"-mutex"))
{
bMutex = 1;
}
else if (0 == strcmp(argv[i],"-mutex_and_named_event"))
{
bMutexAndNamedEvent = 1;
}
else if (0 == strcmp(argv[i],"-semaphore"))
{
bSemaphore = 1;
}
else if (0 == strcmp(argv[i],"-exitcode") && i < argc-1 )
{
i++;
iExitCode = atoi(argv[i]);
Trace("[child] My exit code is %d\n", iExitCode);
}
else if ('-' != *argv[i])
{
strncpy(szTestName, argv[i], 256);
szTestName[255] = 0;
iRet = MultiByteToWideChar(CP_ACP, 0, szTestName, strlen(szTestName)+1, wszTestName, 256);
if (0 == iRet)
{
Fail("Failed to convert test string\n");
}
}
}
sprintf_s(szEventName, 128, "%s_Event", szTestName);
szEventName[127] = 0;
sprintf_s(szMutexName, 128, "%s_Mutex", szTestName);
szMutexName[127] = 0;
sprintf_s(szSemName, 128, "%s_Semaphore", szTestName);
szSemName[127] = 0;
iRet = MultiByteToWideChar(CP_ACP, 0, szEventName, strlen(szEventName)+1, wszEventName, 128);
iRet &= MultiByteToWideChar(CP_ACP, 0, szMutexName, strlen(szMutexName)+1, wszMutexName, 128);
iRet &= MultiByteToWideChar(CP_ACP, 0, szSemName, strlen(szSemName)+1, wszSemName, 128);
if (0 == iRet)
{
Fail("[child] Failed to convert strings\n");
}
Trace("[child] TestName=%s Event: %S, Mutex: %S, Semaphore = %S\n",
szTestName, wszEventName, wszMutexName, wszSemName);
hNamedEvent = OpenEventW(0, FALSE, wszEventName);
if (NULL == hNamedEvent)
{
Fail("[child] OpenEventW failed [szEventName=%s GetLastError()=%u]\n",
szEventName, GetLastError());
}
hMutex = OpenMutexW(0, FALSE, wszMutexName);
if (NULL == hMutex)
{
Fail("[child] OpenMutexW failed [GetLastError()=%u]\n",
GetLastError());
}
hSemaphore = CreateSemaphoreW(NULL, 0, 256, wszSemName);
if (NULL == hSemaphore)
{
Fail("[child] CreateSemaphore failed [GetLastError()=%u]\n",
GetLastError());
}
if (bMutex)
{
Trace("[child] Going to wait on mutex %s\n", szMutexName);
dwRet = WaitForSingleObject(hMutex, INFINITE);
if (WAIT_FAILED == dwRet)
{
Fail("[child] WaitForMultipleObjects failed [GetLastError()=%u]\n",
GetLastError());
}
Trace("[child] Setting event %s\n", szEventName);
bRet = SetEvent(hNamedEvent);
if (FALSE == bRet)
{
Fail("[child] SetEvent failed [GetLastError()=%u]\n",
GetLastError());
}
// mutex will be abandoned
}
else if (bMutexAndNamedEvent)
{
dwRet = WaitForSingleObject(hMutex, INFINITE);
if (WAIT_FAILED == dwRet)
{
Fail("[child] WaitForMultipleObjects failed [GetLastError()=%u]\n",
GetLastError());
}
Sleep(2000);
bRet = ReleaseMutex(hMutex);
if (FALSE == bRet)
{
Fail("[child] ReleaseMutex failed [GetLastError()=%u]\n",
GetLastError());
}
Sleep(1000);
bRet = SetEvent(hNamedEvent);
if (FALSE == bRet)
{
Fail("[child] SetEvent failed [GetLastError()=%u]\n",
GetLastError());
}
}
else if (bSemaphore)
{
LONG lPrevCount = 42;
Trace("[child] Going to wait on event %s\n", szEventName);
dwRet = WaitForSingleObject(hNamedEvent, INFINITE);
if (WAIT_FAILED == dwRet)
{
Fail("[child] WaitForMultipleObjects failed [GetLastError()=%u]\n",
GetLastError());
}
Trace("[child] Releasing semaphore %s\n", szSemName);
bRet = ReleaseSemaphore(hSemaphore, 10, &lPrevCount);
if (FALSE == bRet)
{
Fail("ReleaseMutex failed [GetLastError()=%u]\n",
GetLastError());
}
if (0 != lPrevCount)
{
Fail("Previous count from semaphore=%d, expected 0\n", lPrevCount);
}
}
else if (bNamedEvent)
{
Sleep(1000);
bRet = SetEvent(hNamedEvent);
if (FALSE == bRet)
{
Fail("[child] SetEvent failed [GetLastError()=%u]\n",
GetLastError());
}
}
Sleep(1000);
Trace("[child] Done\n");
PAL_TerminateEx(iExitCode);
return iExitCode;
}
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