BOOLEAN
xixfs_IHaveLotLock(
IN uint8 * HostMac,
IN uint64 LotNumber,
IN uint8 * VolumeId
)
{
NTSTATUS RC = STATUS_UNSUCCESSFUL;
PXIXFSDG_PKT pPacket = NULL;
PXIXFS_LOCK_BROADCAST pPacketData = NULL;
uint8 DstAddress[6] ={0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
//PAGED_CODE();
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Enter xixfs_IHaveLotLock \n"));
// Changed by ILGU HONG
// chesung suggest
/*
if(FALSE ==xixfs_AllocDGPkt(&pPacket, HostMac, DstAddress, XIXFS_TYPE_LOCK_BROADCAST))
{
return FALSE;
}
*/
if(FALSE ==xixfs_AllocDGPkt(&pPacket, HostMac, NULL, XIXFS_TYPE_LOCK_BROADCAST))
{
return FALSE;
}
pPacketData = &(pPacket->RawDataDG.LockBroadcast);
// Changed by ILGU HONG
RtlCopyMemory(pPacketData->VolumeId, VolumeId, 16);
pPacketData->LotNumber = HTONLL(LotNumber);
pPacket->TimeOut.QuadPart = xixcore_GetCurrentTime64() + DEFAULT_REQUEST_MAX_TIMEOUT;
ExAcquireFastMutexUnsafe(&XiGlobalData.XifsComCtx.SendPktListMutex);
InsertTailList(&(XiGlobalData.XifsComCtx.SendPktList),
&(pPacket->PktListEntry) );
ExReleaseFastMutexUnsafe(&XiGlobalData.XifsComCtx.SendPktListMutex);
KeSetEvent(&(XiGlobalData.XifsComCtx.CliSendDataEvent),0, FALSE);
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Exit xixfs_IHaveLotLock \n"));
return TRUE;
}
int
xixcore_call
xixcore_HaveLotLock(
uint8 * HostMac,
uint8 * LockOwnerMac,
uint64 LotNumber,
uint8 * VolumeId,
uint8 * LockOwnerId
)
{
// Request LotLock state to Lock Owner
int RC = 0;
PXIXFSDG_PKT pPacket = NULL;
PXIXFS_LOCK_REQUEST pPacketData = NULL;
int waitStatus = LOCK_INVALID;
DECLARE_COMPLETION(wait);
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Enter xixfs_AreYouHaveLotLock \n"));
RC = xixfs_AllocDGPkt(
&pPacket,
HostMac,
LockOwnerMac,
XIXFS_TYPE_LOCK_REQUEST
) ;
if(RC < 0 )
{
DebugTrace(DEBUG_LEVEL_ERROR, DEBUG_TARGET_ALL,
("Error (0x%x) xixfs_AreYouHaveLotLock:xixfs_AllocDGPkt \n",
RC));
return RC;
}
// Changed by ILGU HONG
// chesung suggest
DebugTrace(DEBUG_LEVEL_INFO, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Packet Dest Info [0x%02x:%02x:%02x:%02x:%02x:%02x]\n",
LockOwnerMac[26], LockOwnerMac[27], LockOwnerMac[28],
LockOwnerMac[29], LockOwnerMac[30], LockOwnerMac[31]));
pPacketData = &(pPacket->RawDataDG.LockReq);
memcpy(pPacketData->LotOwnerID, LockOwnerId, 6);
// Changed by ILGU HONG
// chesung suggest
memcpy(pPacketData->VolumeId, VolumeId, 16);
memcpy(pPacketData->LotOwnerMac, LockOwnerMac, 32);
pPacketData->LotNumber = XI_HTONLL(LotNumber);
pPacketData->PacketNumber = XI_HTONL(atomic_read(&(xixfs_linux_global.EventCtx.PacketNumber)));
atomic_inc(&(xixfs_linux_global.EventCtx.PacketNumber));
pPacket->TimeOut = xixcore_GetCurrentTime64()+ DEFAULT_REQUEST_MAX_TIMEOUT;
pPacket->PkCtl.PktCompletion = &wait;
pPacket->PkCtl.status=&waitStatus;
printk(KERN_DEBUG "WAIT lock request\n");
xixfs_Pkt_add_sendqueue(
&xixfs_linux_global.EventCtx,
pPacket
);
wait_for_completion(&wait);
printk(KERN_DEBUG "END WAIT lock request\n");
if(waitStatus == LOCK_OWNED_BY_OWNER){
DebugTrace(DEBUG_LEVEL_CRITICAL, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Exit xixfs_AreYouHaveLotLock Lock is realy acquired by other \n"));
return 1;
}else{
DebugTrace(DEBUG_LEVEL_CRITICAL, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Exit XifsdAreYouHaveLotLock Lock is status(0x%x) \n", waitStatus));
return 0;
}
}
NTSTATUS
xixfs_SendRenameLinkBC(
IN BOOLEAN Wait,
IN uint32 SubCommand,
IN uint8 * HostMac,
IN uint64 LotNumber,
IN uint8 * VolumeId,
IN uint64 OldParentLotNumber,
IN uint64 NewParentLotNumber
)
{
NTSTATUS RC = STATUS_UNSUCCESSFUL;
PXIXFSDG_PKT pPacket = NULL;
PXIXFS_FILE_CHANGE_BROADCAST pPacketData = NULL;
XIFS_LOCK_CONTROL LockControl;
uint8 DstAddress[6] ={0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Enter XifsdSendRenameLinkBC \n"));
ASSERT(Wait);
// Changed by ILGU HONG
// chesung suggest
/*
if(FALSE ==xixfs_AllocDGPkt(&pPacket, HostMac, DstAddress, XIXFS_TYPE_FILE_CHANGE))
{
return FALSE;
}
*/
if(FALSE ==xixfs_AllocDGPkt(&pPacket, HostMac, NULL, XIXFS_TYPE_FILE_CHANGE))
{
return FALSE;
}
pPacketData = &(pPacket->RawDataDG.FileChangeReq);
// Changed by ILGU HONG
RtlCopyMemory(pPacketData->VolumeId, VolumeId, 16);
pPacketData->LotNumber = HTONLL(LotNumber);
pPacketData->PrevParentLotNumber = HTONLL(OldParentLotNumber);
pPacketData->NewParentLotNumber = HTONLL(NewParentLotNumber);
pPacketData->SubCommand =HTONL(SubCommand);
pPacket->TimeOut.QuadPart = xixcore_GetCurrentTime64() + DEFAULT_REQUEST_MAX_TIMEOUT;
ExAcquireFastMutexUnsafe(&XiGlobalData.XifsComCtx.SendPktListMutex);
InsertTailList(&(XiGlobalData.XifsComCtx.SendPktList),
&(pPacket->PktListEntry) );
ExReleaseFastMutexUnsafe(&XiGlobalData.XifsComCtx.SendPktListMutex);
KeSetEvent(&(XiGlobalData.XifsComCtx.CliSendDataEvent),0, FALSE);
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Exit XifsdSendRenameLinkBC \n"));
return STATUS_SUCCESS;
}
NTSTATUS
xixfs_SendFileChangeRC(
IN BOOLEAN Wait,
IN uint8 * HostMac,
IN uint64 LotNumber,
IN uint8 * VolumeId,
IN uint64 FileLength,
IN uint64 AllocationLength,
IN uint64 UpdateStartOffset
)
{
NTSTATUS RC = STATUS_UNSUCCESSFUL;
PXIXFSDG_PKT pPacket = NULL;
PXIXFS_FILE_LENGTH_CHANGE_BROADCAST pPacketData = NULL;
uint8 DstAddress[6] ={0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Enter xixfs_SendFileChangeRC \n"));
ASSERT(Wait);
// Changed by ILGU HONG
// chesung suggest
/*
if(FALSE ==xixfs_AllocDGPkt(&pPacket, HostMac, DstAddress, XIXFS_TYPE_FILE_LENGTH_CHANGE))
{
return FALSE;
}
*/
if(FALSE ==xixfs_AllocDGPkt(&pPacket, HostMac, DstAddress, XIXFS_TYPE_FILE_LENGTH_CHANGE))
{
return FALSE;
}
pPacketData = &(pPacket->RawDataDG.FileLenChangeReq);
// Changed by ILGU HONG
RtlCopyMemory(pPacketData->VolumeId, VolumeId, 16);
pPacketData->LotNumber = HTONLL(LotNumber);
pPacketData->FileLength = HTONLL(FileLength);
pPacketData->AllocationLength = HTONLL(AllocationLength);
pPacketData->WriteStartOffset = HTONLL(UpdateStartOffset);
pPacket->TimeOut.QuadPart = xixcore_GetCurrentTime64() + DEFAULT_REQUEST_MAX_TIMEOUT;
ExAcquireFastMutexUnsafe(&XiGlobalData.XifsComCtx.SendPktListMutex);
InsertTailList(&(XiGlobalData.XifsComCtx.SendPktList),
&(pPacket->PktListEntry) );
ExReleaseFastMutexUnsafe(&XiGlobalData.XifsComCtx.SendPktListMutex);
KeSetEvent(&(XiGlobalData.XifsComCtx.CliSendDataEvent),0, FALSE);
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_RESOURCE| DEBUG_TARGET_FCB|DEBUG_TARGET_LOCK),
("Exit xixfs_SendFileChangeRC \n"));
return STATUS_SUCCESS;
}
