BOOL COXIteratorService::StartIteration(
DWORD dwServiceType /* = SERVICE_WIN32 | SERVICE_DRIVER */,
DWORD dwServiceState /* = SERVICE_STATE_ALL */)
{
// we terminate a potential previous iteration
End();
if (!PrepareSCManager(SC_MANAGER_ENUMERATE_SERVICE))
return FALSE;
// get number of services first
DWORD dwBytesNeeded, dwServicesReturned, dwResumeHandle = 0;
BOOL bResult = ::EnumServicesStatus(c_hSCM,
dwServiceType, dwServiceState, NULL, 0,
&dwBytesNeeded, &dwServicesReturned, &dwResumeHandle);
// no services
if (bResult) return TRUE;
// abnormal failures
if (::GetLastError() != ERROR_MORE_DATA || dwBytesNeeded == 0)
{
SetLastError(FALSE);
return FALSE;
}
// get services again
LPENUM_SERVICE_STATUS pESSArray =
(LPENUM_SERVICE_STATUS)malloc(dwBytesNeeded);
if (pESSArray == NULL)
AfxThrowMemoryException();
dwResumeHandle = 0;
bResult = SetErrCode(::EnumServicesStatus(c_hSCM,
dwServiceType, dwServiceState, pESSArray, dwBytesNeeded,
&dwBytesNeeded, &dwServicesReturned, &dwResumeHandle));
if (bResult)
{
GetNamesFromESSArray(pESSArray, dwServicesReturned);
m_sKeyName = m_SrvKeyNames[m_nPos = 0];
}
free(pESSArray);
return bResult;
}
BOOL COXIteratorService::StartDependentIteration(
DWORD dwServiceState /* = SERVICE_STATE_ALL */)
{
// we terminate a potential previous iteration
CString sKeyName = GetKeyName();
End();
SetKeyName(sKeyName);
if (!PrepareSCHandle(SERVICE_ENUMERATE_DEPENDENTS))
return FALSE;
// get number of dependent services first
DWORD dwBytesNeeded, dwServicesReturned;
BOOL bResult = ::EnumDependentServices(m_hSC, dwServiceState, NULL, 0,
&dwBytesNeeded, &dwServicesReturned);
// no services
if (bResult) return TRUE;
// abnormal failures
if (::GetLastError() != ERROR_MORE_DATA || dwBytesNeeded == 0)
{
SetLastError(FALSE);
return FALSE;
}
// get services again
LPENUM_SERVICE_STATUS pESSArray =
(LPENUM_SERVICE_STATUS)malloc(dwBytesNeeded);
if (pESSArray == NULL)
AfxThrowMemoryException();
bResult = SetErrCode(::EnumDependentServices(m_hSC,
dwServiceState, pESSArray, dwBytesNeeded,
&dwBytesNeeded, &dwServicesReturned));
if (bResult)
{
GetNamesFromESSArray(pESSArray, dwServicesReturned);
m_sKeyName = m_SrvKeyNames[m_nPos = 0];
}
free(pESSArray);
return bResult;
}
ThreadImpl* ThreadImpl::CreateInstance(ThreadFonc threadEntry, VoidPtr threadParam)
{
Int32 errCode;
pthread_t threadID;
ThreadImpl* thread = new ThreadImpl(threadEntry, threadParam);
errCode = pthread_create(&threadID, NULL, NativeThreadEntry, (void*)thread);
if(!errCode)
{
thread->_threadID = threadID;
return thread;
}
else
{
SetErrCode((UInt32)errCode);
DeletePtr(thread);
return NULL;
}
}
