static int32 _rtl865x_addNxtHop(uint32 attr, void *ref_ptr, rtl865x_netif_local_t *netif, uint32 nexthop,uint32 srcIp)
{
int entryIdx;
rtl865x_nextHopEntry_t *entry = NULL, *entry1 = NULL;
rtl865x_route_t *rt_t = NULL;
/*
* NOTE:
* parameter description:
* (1) attr: why need to add the nexthop entry? NEXTHOP_L3 or NEXTHOP_DEFREDIRECT_ACL?
* (2) ref_ptr: when attr = NEXTHOP_L3, ref_ptr point to a route structure,
* attr = NEXTHOP_DEFREDIRECT_ACL, ref_ptr = NULL,
* attr = others, ref_ptr = NULL
* (3) netif: destination network interface
* (4) nexthop:
* a) netif->if_type == IF_ETHER, nexthop = nexthop ip address,
* b) netif->if_type == session based type, nexthop = session Id,
*
* following case should be NOTED now:
* (1) ETHERNET type network interface:
* a) If nexthop != NULL , it means the entry is added for:
* nexthop ip&mac information, nextHop = arp entry of nexthop ip address.
* b) If nexthop == 0, use default route's nexthop or nexthop TOCPU
*
* (2) PPPoE/PPTP/L2TP type network interface:
* The "nexthop" will explicitly specify the PPPoE session (PPTP/L2TP session).
*/
if(netif == NULL)
return RTL_EINVALIDINPUT;
/* Allocate an empty entry for new one */
/*Note: all nexthop entry referenced by L3 must be 2 entries aligned(reference l3 Datasheet)*/
for(entryIdx = 0; entryIdx < NXTHOP_ENTRY_NUM; entryIdx++)
{
if(rtl865x_nxtHopTable[entryIdx].valid == 0)
{
switch(attr)
{
case NEXTHOP_L3:
if( entryIdx%2 == 0 && (entryIdx + 1) < NXTHOP_ENTRY_NUM && rtl865x_nxtHopTable[entryIdx+1].valid == 0)
{
entry = &rtl865x_nxtHopTable[entryIdx];
goto found;
}
break;
case NEXTHOP_DEFREDIRECT_ACL:
entry = &rtl865x_nxtHopTable[entryIdx];
goto found;
break;
default:
printk("attr(%d) is not support.....\n",attr);
break;
}
}
}
/*if not found proper nextHop entry, return*/
entry = NULL;
found:
if(entry == NULL)
return RTL_ENOFREEBUFFER;
entry->valid = 1;
entry->dstNetif = netif;
entry->entryIndex = entryIdx;
entry->nextHopType = netif->if_type;
entry->srcIp = srcIp;
entry->refCnt = 1;
entry->flag = attr;
switch(netif->if_type)
{
case IF_ETHER:
entry->nexthop = nexthop;
break;
case IF_PPPOE:
case IF_PPTP:
case IF_L2TP:
/*nexthop is sessionId*/
entry->nexthop = nexthop;
break;
}
if(attr == NEXTHOP_L3)
{
entry1 = &rtl865x_nxtHopTable[entryIdx+1];
memcpy(entry1,entry,sizeof(rtl865x_nextHopEntry_t));
entry1->entryIndex = entryIdx + 1;
_rtl865x_arrangeNxtHop(entryIdx, 2);
/*entry1 used netif,update reference netif*/
rtl865x_referNetif(netif->name);
/*entry1 used pppoe!, update reference pppoe*/
if((entry1->nextHopType == IF_PPPOE)
|| (entry1->nextHopType == IF_PPTP)
|| (entry1->nextHopType == IF_L2TP)
){
#if LINUX_VERSION_CODE > KERNEL_VERSION(3,4,0)
_rtl865x_referPpp(nexthop);
#else
rtl865x_referPpp(nexthop);
#endif
}
/*FIXME_hyking:lazy, update the route information right here....*/
rt_t = (rtl865x_route_t *)ref_ptr;
rt_t ->un.nxthop.nxtHopSta = entryIdx;
rt_t ->un.nxthop.nxtHopEnd = entryIdx + 1;
}
else
_rtl865x_arrangeNxtHop(entryIdx, 1);
/*update reference dstnetif&pppoe arp?*/
rtl865x_referNetif(netif->name);
if((entry->nextHopType == IF_PPPOE)
|| (entry->nextHopType == IF_PPTP)
|| (entry->nextHopType == IF_L2TP)
){
#if LINUX_VERSION_CODE > KERNEL_VERSION(3,4,0)
_rtl865x_referPpp(nexthop);
#else
rtl865x_referPpp(nexthop);
#endif
}
return SUCCESS;
}
static int32 _rtl865x_addPpp(uint8 *ifname, ether_addr_t *mac, uint32 sessionId, int32 type)
{
int i;
rtl865x_netif_local_t *netif;
rtl865x_ppp_t *entry = NULL;
rtl865x_tblAsicDrv_pppoeParam_t asicPpp;
rtl865x_tblAsicDrv_l2Param_t fdbEntry;
rtl865x_filterDbTableEntry_t l2temp_entry;
uint32 fid,column;
int32 retval;
uint32 fdb_type[]={ FDB_STATIC, FDB_DYNAMIC };
/*printk("%s(%d): ifname(%s),mac(%02x:%02x:%02x:%02x:%02x:%02x),sid(%d),type(%d)",__FUNCTION__,__LINE__,ifname,
mac->octet[0],mac->octet[1],mac->octet[2],mac->octet[3],mac->octet[4],mac->octet[5], sessionId,type);*/
/*duplicate check*/
for(i = 0; i < PPP_NUMBER; i++)
{
if(rtl865x_pppTable[i].valid && rtl865x_pppTable[i].sessionId == sessionId)
return RTL_EENTRYALREADYEXIST;
}
netif = _rtl865x_getSWNetifByName(ifname);
if(netif == NULL)
return RTL_ENETIFINVALID;
if(netif->if_type != IF_PPPOE)
return RTL_ELINKTYPESHOULDBERESET;
/*found a valid entry*/
for(i = 0; i < PPP_NUMBER; i++)
if(rtl865x_pppTable[i].valid == 0)
{
entry = &rtl865x_pppTable[i];
break;
}
if(entry == NULL)
return RTL_ENOFREEBUFFER;
/*update releated information*/
entry->valid = 1;
entry->netif = netif;
memcpy(&entry->server_mac,mac,sizeof(ether_addr_t));
entry->sessionId = sessionId;
entry->type = type;
entry->refCnt = 1;
/*add this ip entry to asic*/
/* Set asic */
bzero(&asicPpp, sizeof(rtl865x_tblAsicDrv_pppoeParam_t));
asicPpp.sessionId = sessionId;
asicPpp.age = 300;
rtl8651_setAsicPppoe(PPP_TABLE_INDEX(entry), &asicPpp);
/*FIXME_hyking:reference netif & mac*/
retval = rtl865x_referNetif(netif->name);
/*add fdb entry...*/
fid = 0;
column = 0;
retval = rtl865x_getVlanFilterDatabaseId(netif->vid,&fid);
for(i = 0; i < 2; i++)
{
/*
printk("%s:%d\n,fid(%d),mac(%02x:%02x:%02x:%02x:%02x:%02x)\n",__FUNCTION__,__LINE__,fid,mac->octet[0],mac->octet[1],
mac->octet[2],mac->octet[3],mac->octet[4],mac->octet[5]);
printk("%s:%d\n",__FUNCTION__,__LINE__);
*/
if(rtl865x_Lookup_fdb_entry(fid, mac, fdb_type[i], &column,&fdbEntry) != SUCCESS)
{
continue;
}
/*in case of layer2 auto learn, add hardware entry to layer 2 software table*/
l2temp_entry.l2type = (fdbEntry.nhFlag==0)?RTL865x_L2_TYPEI: RTL865x_L2_TYPEII;
l2temp_entry.process = FDB_TYPE_FWD;
l2temp_entry.memberPortMask = fdbEntry.memberPortMask;
l2temp_entry.auth = fdbEntry.auth;
l2temp_entry.SrcBlk = fdbEntry.srcBlk;
memcpy(&(l2temp_entry.macAddr), mac, sizeof(ether_addr_t));
rtl865x_addFilterDatabaseEntryExtension(fid, &l2temp_entry);
// retval = _rtl865x_addFilterDatabaseEntry((fdbEntry.nhFlag==0)?RTL865x_L2_TYPEI: RTL865x_L2_TYPEII, fid, mac, FDB_TYPE_FWD, fdbEntry.memberPortMask, fdbEntry.auth,fdbEntry.srcBlk);
rtl865x_refleshHWL2Table(mac, FDB_DYNAMIC|FDB_STATIC,fid);
}
/*raise event??*/
rtl865x_raiseEvent(EVENT_ADD_PPP, (void*)entry);
return SUCCESS;
}