/**
* Performs a simple unicast test.
*
* @param pThis The test instance.
* @param fHeadGuard Whether to use a head or tail guard.
*/
static void doUnicastTest(PTSTSTATE pThis, bool fHeadGuard)
{
static uint16_t const s_au16Frame[7] = { /* dst:*/ 0x8086, 0, 0, /*src:*/0x8086, 0, 1, 0x0800 };
RTTESTI_CHECK_RC_RETV(tstIntNetSendBuf(&pThis->pBuf1->Send, pThis->hIf1,
g_pSession, s_au16Frame, sizeof(s_au16Frame)),
VINF_SUCCESS);
/* No echo, please */
RTTESTI_CHECK_RC_RETV(IntNetR0IfWait(pThis->hIf1, g_pSession, 1), VERR_TIMEOUT);
/* The other interface should see it though. But Wait should only return once, thank you. */
RTTESTI_CHECK_RC_RETV(IntNetR0IfWait(pThis->hIf0, g_pSession, 1), VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(IntNetR0IfWait(pThis->hIf0, g_pSession, 0), VERR_TIMEOUT);
/* Receive the data. */
const unsigned cbExpect = RT_ALIGN(sizeof(s_au16Frame) + sizeof(INTNETHDR), sizeof(INTNETHDR));
RTTESTI_CHECK_MSG(IntNetRingGetReadable(&pThis->pBuf0->Recv) == cbExpect,
("%#x vs. %#x\n", IntNetRingGetReadable(&pThis->pBuf0->Recv), cbExpect));
void *pvBuf;
RTTESTI_CHECK_RC_OK_RETV(RTTestGuardedAlloc(g_hTest, sizeof(s_au16Frame), 1, fHeadGuard, &pvBuf));
uint32_t cb;
RTTESTI_CHECK_MSG_RETV((cb = IntNetRingReadAndSkipFrame(&pThis->pBuf0->Recv, pvBuf)) == sizeof(s_au16Frame),
("%#x vs. %#x\n", cb, sizeof(s_au16Frame)));
if (memcmp(pvBuf, &s_au16Frame, sizeof(s_au16Frame)))
RTTestIFailed("Got invalid data!\n"
"received: %.*Rhxs\n"
"expected: %.*Rhxs\n",
cb, pvBuf, sizeof(s_au16Frame), s_au16Frame);
}
void tstFileAioTestReadWriteBasic(RTFILE File, bool fWrite, void *pvTestBuf,
size_t cbTestBuf, size_t cbTestFile, uint32_t cMaxReqsInFlight)
{
/* Allocate request array. */
RTFILEAIOREQ *paReqs;
paReqs = (PRTFILEAIOREQ)RTTestGuardedAllocHead(g_hTest, cMaxReqsInFlight * sizeof(RTFILEAIOREQ));
RTTESTI_CHECK_RETV(paReqs);
RT_BZERO(paReqs, sizeof(cMaxReqsInFlight * sizeof(RTFILEAIOREQ)));
/* Allocate array holding pointer to data buffers. */
void **papvBuf = (void **)RTTestGuardedAllocHead(g_hTest, cMaxReqsInFlight * sizeof(void *));
RTTESTI_CHECK_RETV(papvBuf);
/* Allocate the buffers*/
for (unsigned i = 0; i < cMaxReqsInFlight; i++)
{
RTTESTI_CHECK_RC_OK_RETV(RTTestGuardedAlloc(g_hTest, cbTestBuf, PAGE_SIZE, true /*fHead*/, &papvBuf[i]));
if (fWrite)
memcpy(papvBuf[i], pvTestBuf, cbTestBuf);
if (fWrite)
memcpy(papvBuf[i], pvTestBuf, cbTestBuf);
else
RT_BZERO(papvBuf[i], cbTestBuf);
}
/* Allocate array holding completed requests. */
RTFILEAIOREQ *paReqsCompleted;
paReqsCompleted = (PRTFILEAIOREQ)RTTestGuardedAllocHead(g_hTest, cMaxReqsInFlight * sizeof(RTFILEAIOREQ));
RTTESTI_CHECK_RETV(paReqsCompleted);
RT_BZERO(paReqsCompleted, cMaxReqsInFlight * sizeof(RTFILEAIOREQ));
/* Create a context and associate the file handle with it. */
RTFILEAIOCTX hAioContext;
RTTESTI_CHECK_RC_RETV(RTFileAioCtxCreate(&hAioContext, cMaxReqsInFlight, 0 /* fFlags */), VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTFileAioCtxAssociateWithFile(hAioContext, File), VINF_SUCCESS);
/* Initialize requests. */
for (unsigned i = 0; i < cMaxReqsInFlight; i++)
RTFileAioReqCreate(&paReqs[i]);
RTFOFF off = 0;
int cRuns = 0;
uint64_t NanoTS = RTTimeNanoTS();
size_t cbLeft = cbTestFile;
while (cbLeft)
{
int rc;
int cReqs = 0;
for (unsigned i = 0; i < cMaxReqsInFlight; i++)
{
size_t cbTransfer = cbLeft < cbTestBuf ? cbLeft : cbTestBuf;
if (!cbTransfer)
break;
if (fWrite)
rc = RTFileAioReqPrepareWrite(paReqs[i], File, off, papvBuf[i],
cbTransfer, papvBuf[i]);
else
rc = RTFileAioReqPrepareRead(paReqs[i], File, off, papvBuf[i],
cbTransfer, papvBuf[i]);
RTTESTI_CHECK_RC(rc, VINF_SUCCESS);
cbLeft -= cbTransfer;
off += cbTransfer;
cReqs++;
}
rc = RTFileAioCtxSubmit(hAioContext, paReqs, cReqs);
RTTESTI_CHECK_MSG(rc == VINF_SUCCESS, ("Failed to submit tasks after %d runs. rc=%Rrc\n", cRuns, rc));
if (rc != VINF_SUCCESS)
break;
/* Wait */
uint32_t cCompleted = 0;
RTTESTI_CHECK_RC(rc = RTFileAioCtxWait(hAioContext, cReqs, RT_INDEFINITE_WAIT,
paReqsCompleted, cMaxReqsInFlight, &cCompleted),
VINF_SUCCESS);
if (rc != VINF_SUCCESS)
break;
if (!fWrite)
{
for (uint32_t i = 0; i < cCompleted; i++)
{
/* Compare that we read the right stuff. */
void *pvBuf = RTFileAioReqGetUser(paReqsCompleted[i]);
RTTESTI_CHECK(pvBuf);
size_t cbTransfered;
RTTESTI_CHECK_RC(rc = RTFileAioReqGetRC(paReqsCompleted[i], &cbTransfered), VINF_SUCCESS);
if (rc != VINF_SUCCESS)
break;
RTTESTI_CHECK_MSG(cbTransfered == cbTestBuf, ("cbTransfered=%zd\n", cbTransfered));
RTTESTI_CHECK_RC_OK(rc = (memcmp(pvBuf, pvTestBuf, cbTestBuf) == 0 ? VINF_SUCCESS : VERR_BAD_EXE_FORMAT));
if (rc != VINF_SUCCESS)
break;
memset(pvBuf, 0, cbTestBuf);
}
}
cRuns++;
if (RT_FAILURE(rc))
break;
}
NanoTS = RTTimeNanoTS() - NanoTS;
uint64_t SpeedKBs = (uint64_t)(cbTestFile / (NanoTS / 1000000000.0) / 1024);
RTTestValue(g_hTest, "Throughput", SpeedKBs, RTTESTUNIT_KILOBYTES_PER_SEC);
/* cleanup */
for (unsigned i = 0; i < cMaxReqsInFlight; i++)
RTTestGuardedFree(g_hTest, papvBuf[i]);
RTTestGuardedFree(g_hTest, papvBuf);
for (unsigned i = 0; i < cMaxReqsInFlight; i++)
RTTESTI_CHECK_RC(RTFileAioReqDestroy(paReqs[i]), VINF_SUCCESS);
RTTESTI_CHECK_RC(RTFileAioCtxDestroy(hAioContext), VINF_SUCCESS);
RTTestGuardedFree(g_hTest, paReqs);
}
