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/**
* CTest for winpr's SetLastError/GetLastError
*
* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2013 Thincast Technologies GmbH
* Copyright 2013 Norbert Federa <norbert.federa@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <winpr/crt.h>
#include <winpr/wlog.h>
#include <winpr/synch.h>
#include <winpr/thread.h>
#include <winpr/interlocked.h>
#include <winpr/error.h>
static int status = 0;
static LONG* pLoopCount = NULL;
static BOOL bStopTest = FALSE;
static DWORD WINAPI test_error_thread(LPVOID arg)
{
int id = 0;
DWORD dwErrorSet = 0;
DWORD dwErrorGet = 0;
id = (int)(size_t)arg;
do
{
dwErrorSet = (DWORD)abs(rand()) + 1;
SetLastError(dwErrorSet);
if ((dwErrorGet = GetLastError()) != dwErrorSet)
{
printf("GetLastError() failure (thread %d): Expected: 0x%08" PRIX32
", Actual: 0x%08" PRIX32 "\n",
id, dwErrorSet, dwErrorGet);
if (!status)
status = -1;
break;
}
InterlockedIncrement(pLoopCount);
} while (!status && !bStopTest);
return 0;
}
int TestErrorSetLastError(int argc, char* argv[])
{
DWORD error = 0;
HANDLE threads[4];
WINPR_UNUSED(argc);
WINPR_UNUSED(argv);
/* We must initialize WLog here. It will check for settings
* in the environment and if the variables are not set, the last
* error state is changed... */
WLog_GetRoot();
SetLastError(ERROR_ACCESS_DENIED);
error = GetLastError();
if (error != ERROR_ACCESS_DENIED)
{
printf("GetLastError() failure: Expected: 0x%08X, Actual: 0x%08" PRIX32 "\n",
ERROR_ACCESS_DENIED, error);
return -1;
}
pLoopCount = winpr_aligned_malloc(sizeof(LONG), sizeof(LONG));
if (!pLoopCount)
{
printf("Unable to allocate memory\n");
return -1;
}
*pLoopCount = 0;
for (int i = 0; i < 4; i++)
{
if (!(threads[i] = CreateThread(NULL, 0, test_error_thread, (void*)(size_t)0, 0, NULL)))
{
printf("Failed to create thread #%d\n", i);
return -1;
}
}
// let the threads run for at least 0.2 seconds
Sleep(200);
bStopTest = TRUE;
WaitForSingleObject(threads[0], INFINITE);
WaitForSingleObject(threads[1], INFINITE);
WaitForSingleObject(threads[2], INFINITE);
WaitForSingleObject(threads[3], INFINITE);
CloseHandle(threads[0]);
CloseHandle(threads[1]);
CloseHandle(threads[2]);
CloseHandle(threads[3]);
error = GetLastError();
if (error != ERROR_ACCESS_DENIED)
{
printf("GetLastError() failure: Expected: 0x%08X, Actual: 0x%08" PRIX32 "\n",
ERROR_ACCESS_DENIED, error);
return -1;
}
if (*pLoopCount < 4)
{
printf("Error: unexpected loop count\n");
return -1;
}
printf("Completed %" PRId32 " iterations.\n", *pLoopCount);
winpr_aligned_free(pLoopCount);
return status;
}
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