RTDECL(int) RTSemEventWait(RTSEMEVENT hEventSem, RTMSINTERVAL cMillies)
{
int rc;
if (cMillies == RT_INDEFINITE_WAIT)
rc = RTSemEventWaitEx(hEventSem, RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_INDEFINITE, 0);
else
rc = RTSemEventWaitEx(hEventSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_RELATIVE | RTSEMWAIT_FLAGS_MILLISECS,
cMillies);
Assert(rc != VERR_INTERRUPTED);
return rc;
}
static int supR0SemEventWaitEx(PSUPDRVSESSION pSession, SUPSEMEVENT hEvent, uint32_t fFlags, uint64_t uTimeout)
{
int rc;
uint32_t h32;
PSUPDRVOBJ pObj;
/*
* Input validation.
*/
AssertReturn(SUP_IS_SESSION_VALID(pSession), VERR_INVALID_PARAMETER);
h32 = (uint32_t)(uintptr_t)hEvent;
if (h32 != (uintptr_t)hEvent)
return VERR_INVALID_HANDLE;
pObj = (PSUPDRVOBJ)RTHandleTableLookupWithCtx(pSession->hHandleTable, h32, SUPDRV_HANDLE_CTX_EVENT);
if (!pObj)
return VERR_INVALID_HANDLE;
/*
* Do the job.
*/
rc = RTSemEventWaitEx((RTSEMEVENT)pObj->pvUser1, fFlags, uTimeout);
SUPR0ObjRelease(pObj, pSession);
return rc;
}
