Cross Reference: /vbox/src/VBox/Devices/Network/DrvNAT.cpp

Lines Matching refs:pSgBuf
362  * @param   pSgBuf              The S/G buffer to free.
364 static void drvNATFreeSgBuf(PDRVNAT pThis, PPDMSCATTERGATHER pSgBuf)
366     Assert((pSgBuf->fFlags & PDMSCATTERGATHER_FLAGS_MAGIC_MASK) == PDMSCATTERGATHER_FLAGS_MAGIC);
367     pSgBuf->fFlags = 0;
368     if (pSgBuf->pvAllocator)
370         Assert(!pSgBuf->pvUser);
371         slirp_ext_m_free(pThis->pNATState, (struct mbuf *)pSgBuf->pvAllocator, NULL);
372         pSgBuf->pvAllocator = NULL;
374     else if (pSgBuf->pvUser)
376         RTMemFree(pSgBuf->aSegs[0].pvSeg);
377         pSgBuf->aSegs[0].pvSeg = NULL;
378         RTMemFree(pSgBuf->pvUser);
379         pSgBuf->pvUser = NULL;
381     RTMemFree(pSgBuf);
388  * @param   pSgBuf              The scatter/gather buffer.
391 static void drvNATSendWorker(PDRVNAT pThis, PPDMSCATTERGATHER pSgBuf)
398         struct mbuf *m = (struct mbuf *)pSgBuf->pvAllocator;
404             pSgBuf->pvAllocator = NULL;
405             slirp_input(pThis->pNATState, m, pSgBuf->cbUsed);
416             uint8_t const  *pbFrame = (uint8_t const *)pSgBuf->aSegs[0].pvSeg;
417             PCPDMNETWORKGSO pGso    = (PCPDMNETWORKGSO)pSgBuf->pvUser;
418             uint32_t const  cSegs   = PDMNetGsoCalcSegmentCount(pGso, pSgBuf->cbUsed);  Assert(cSegs > 1);
429                 uint32_t offPayload = PDMNetGsoCarveSegment(pGso, pbFrame, pSgBuf->cbUsed,
436                 void *pvSegFrame = PDMNetGsoCarveSegmentQD(pGso, (uint8_t *)pbFrame, pSgBuf->cbUsed, abHdrScratch,
445     drvNATFreeSgBuf(pThis, pSgBuf);
486     PPDMSCATTERGATHER pSgBuf = (PPDMSCATTERGATHER)RTMemAlloc(sizeof(*pSgBuf));
487     if (!pSgBuf)
501         pSgBuf->pvUser      = NULL;
502         pSgBuf->pvAllocator = slirp_ext_m_get(pThis->pNATState, cbMin,
503                                               &pSgBuf->aSegs[0].pvSeg, &pSgBuf->aSegs[0].cbSeg);
504         if (!pSgBuf->pvAllocator)
506             RTMemFree(pSgBuf);
522         pSgBuf->pvUser      = RTMemDup(pGso, sizeof(*pGso));
523         pSgBuf->pvAllocator = NULL;
524         pSgBuf->aSegs[0].cbSeg = RT_ALIGN_Z(cbMin, 16);
525         pSgBuf->aSegs[0].pvSeg = RTMemAlloc(pSgBuf->aSegs[0].cbSeg);
526         if (!pSgBuf->pvUser || !pSgBuf->aSegs[0].pvSeg)
528             RTMemFree(pSgBuf->aSegs[0].pvSeg);
529             RTMemFree(pSgBuf->pvUser);
530             RTMemFree(pSgBuf);
538     pSgBuf->fFlags      = PDMSCATTERGATHER_FLAGS_MAGIC | PDMSCATTERGATHER_FLAGS_OWNER_1;
539     pSgBuf->cbUsed      = 0;
540     pSgBuf->cbAvailable = pSgBuf->aSegs[0].cbSeg;
541     pSgBuf->cSegs       = 1;
544     memset(pSgBuf->aSegs[0].pvSeg, 'F', pSgBuf->aSegs[0].cbSeg);
546     *ppSgBuf = pSgBuf;
553 static DECLCALLBACK(int) drvNATNetworkUp_FreeBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf)
557     drvNATFreeSgBuf(pThis, pSgBuf);
564 static DECLCALLBACK(int) drvNATNetworkUp_SendBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf, bool fOnWorkerThread)
567     Assert((pSgBuf->fFlags & PDMSCATTERGATHER_FLAGS_OWNER_MASK) == PDMSCATTERGATHER_FLAGS_OWNER_1);
580                               (PFNRT)drvNATSendWorker, 2, pThis, pSgBuf);
591     drvNATFreeSgBuf(pThis, pSgBuf);