/**
* Initialize the network shaper.
*
* @returns VBox status code
* @param pVM Pointer to the VM.
*/
int pdmR3NetShaperInit(PVM pVM)
{
LogFlowFunc((": pVM=%p\n", pVM));
VM_ASSERT_EMT(pVM);
PPDMNETSHAPER pNetShaper = NULL;
int rc = MMR3HeapAllocZEx(pVM, MM_TAG_PDM_NET_SHAPER,
sizeof(PDMNETSHAPER),
(void **)&pNetShaper);
if (RT_SUCCESS(rc))
{
PCFGMNODE pCfgRoot = CFGMR3GetRoot(pVM);
PCFGMNODE pCfgNetShaper = CFGMR3GetChild(CFGMR3GetChild(pCfgRoot, "PDM"), "NetworkShaper");
pNetShaper->pVM = pVM;
rc = RTCritSectInit(&pNetShaper->cs);
if (RT_SUCCESS(rc))
{
/* Create all bandwidth groups. */
PCFGMNODE pCfgBwGrp = CFGMR3GetChild(pCfgNetShaper, "BwGroups");
if (pCfgBwGrp)
{
for (PCFGMNODE pCur = CFGMR3GetFirstChild(pCfgBwGrp); pCur; pCur = CFGMR3GetNextChild(pCur))
{
uint64_t cbMax;
size_t cbName = CFGMR3GetNameLen(pCur) + 1;
char *pszBwGrpId = (char *)RTMemAllocZ(cbName);
if (!pszBwGrpId)
{
rc = VERR_NO_MEMORY;
break;
}
rc = CFGMR3GetName(pCur, pszBwGrpId, cbName);
AssertRC(rc);
if (RT_SUCCESS(rc))
rc = CFGMR3QueryU64(pCur, "Max", &cbMax);
if (RT_SUCCESS(rc))
rc = pdmNsBwGroupCreate(pNetShaper, pszBwGrpId, cbMax);
RTMemFree(pszBwGrpId);
if (RT_FAILURE(rc))
break;
}
}
if (RT_SUCCESS(rc))
{
PUVM pUVM = pVM->pUVM;
AssertMsg(!pUVM->pdm.s.pNetShaper, ("Network shaper was already initialized\n"));
char szDesc[64];
static unsigned s_iThread;
RTStrPrintf(szDesc, sizeof(szDesc), "PDMNsTx-%d", ++s_iThread);
rc = PDMR3ThreadCreate(pVM, &pNetShaper->hTxThread, pNetShaper,
pdmR3NsTxThread, pdmR3NsTxWakeUp, 0,
RTTHREADTYPE_IO, szDesc);
if (RT_SUCCESS(rc))
{
pUVM->pdm.s.pNetShaper = pNetShaper;
return VINF_SUCCESS;
}
}
RTCritSectDelete(&pNetShaper->cs);
}
MMR3HeapFree(pNetShaper);
}
LogFlowFunc((": pVM=%p rc=%Rrc\n", pVM, rc));
return rc;
}
/**
* Initialize the network shaper.
*
* @returns VBox status code
* @param pVM The cross context VM structure.
*/
int pdmR3NetShaperInit(PVM pVM)
{
LogFlow(("pdmR3NetShaperInit: pVM=%p\n", pVM));
VM_ASSERT_EMT(pVM);
PUVM pUVM = pVM->pUVM;
AssertMsgReturn(!pUVM->pdm.s.pNetShaper, ("Network shaper was already initialized\n"), VERR_WRONG_ORDER);
PPDMNETSHAPER pShaper;
int rc = MMR3HeapAllocZEx(pVM, MM_TAG_PDM_NET_SHAPER, sizeof(PDMNETSHAPER), (void **)&pShaper);
if (RT_SUCCESS(rc))
{
PCFGMNODE pCfgNetShaper = CFGMR3GetChild(CFGMR3GetChild(CFGMR3GetRoot(pVM), "PDM"), "NetworkShaper");
pShaper->pVM = pVM;
rc = RTCritSectInit(&pShaper->Lock);
if (RT_SUCCESS(rc))
{
/* Create all bandwidth groups. */
PCFGMNODE pCfgBwGrp = CFGMR3GetChild(pCfgNetShaper, "BwGroups");
if (pCfgBwGrp)
{
for (PCFGMNODE pCur = CFGMR3GetFirstChild(pCfgBwGrp); pCur; pCur = CFGMR3GetNextChild(pCur))
{
size_t cbName = CFGMR3GetNameLen(pCur) + 1;
char *pszBwGrpId = (char *)RTMemAllocZ(cbName);
if (pszBwGrpId)
{
rc = CFGMR3GetName(pCur, pszBwGrpId, cbName);
if (RT_SUCCESS(rc))
{
uint64_t cbMax;
rc = CFGMR3QueryU64(pCur, "Max", &cbMax);
if (RT_SUCCESS(rc))
rc = pdmNsBwGroupCreate(pShaper, pszBwGrpId, cbMax);
}
RTMemFree(pszBwGrpId);
}
else
rc = VERR_NO_MEMORY;
if (RT_FAILURE(rc))
break;
}
}
if (RT_SUCCESS(rc))
{
rc = PDMR3ThreadCreate(pVM, &pShaper->pTxThread, pShaper, pdmR3NsTxThread, pdmR3NsTxWakeUp,
0 /*cbStack*/, RTTHREADTYPE_IO, "PDMNsTx");
if (RT_SUCCESS(rc))
{
pUVM->pdm.s.pNetShaper = pShaper;
return VINF_SUCCESS;
}
}
RTCritSectDelete(&pShaper->Lock);
}
MMR3HeapFree(pShaper);
}
LogFlow(("pdmR3NetShaperInit: pVM=%p rc=%Rrc\n", pVM, rc));
return rc;
}
