TYPE_OF_OPEN
xixfs_DecodeFileObject(
IN PFILE_OBJECT pFileObject,
OUT PXIXFS_FCB *ppFCB,
OUT PXIXFS_CCB *ppCCB
)
{
TYPE_OF_OPEN TypeOfOpen;
PAGED_CODE();
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_DIRINFO|DEBUG_TARGET_FCB|DEBUG_TARGET_FILEINFO),
("Enter xixfs_DecodeFileObject\n"));
TypeOfOpen = (TYPE_OF_OPEN)XIXCORE_MASK_FLAGS((ULONG_PTR)pFileObject->FsContext2, TYPE_OF_OPEN_MASK);
if(TypeOfOpen == UnopenedFileObject){
*ppFCB = NULL;
*ppCCB = NULL;
}else{
*ppFCB = pFileObject->FsContext;
*ppCCB = pFileObject->FsContext2;
XIXCORE_CLEAR_FLAGS((ULONG_PTR)*ppCCB, TYPE_OF_OPEN_MASK);
}
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_DIRINFO|DEBUG_TARGET_FCB|DEBUG_TARGET_FILEINFO),
("Eixt xixfs_DecodeFileObject\n"));
return TypeOfOpen;
}
NTSTATUS
xixfs_QueryFsAttributeInfo(
IN PXIXFS_IRPCONTEXT pIrpContext,
IN PXIXFS_VCB pVcb,
IN PFILE_FS_ATTRIBUTE_INFORMATION Buffer,
IN uint32 Length,
IN OUT uint32 *ByteToReturn
)
{
uint32 FileSystemAttribute = 0;
uint32 ByteToCopy = 0;
NTSTATUS RC = STATUS_SUCCESS;
PAGED_CODE();
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_VOLINFO|DEBUG_TARGET_IRPCONTEXT),
("Enter xixfs_QueryFsAttributeInfo \n"));
if(Length < sizeof(FILE_FS_ATTRIBUTE_INFORMATION)){
*ByteToReturn = 0;
return STATUS_INVALID_PARAMETER;
}
Length -= FIELD_OFFSET( FILE_FS_ATTRIBUTE_INFORMATION, FileSystemName );
XIXCORE_CLEAR_FLAGS(Length, 1);
if(Length >= 10){
ByteToCopy = 10;
} else {
ByteToCopy = Length;
RC = STATUS_BUFFER_OVERFLOW;
}
FileSystemAttribute = (FILE_CASE_SENSITIVE_SEARCH | FILE_CASE_PRESERVED_NAMES | FILE_UNICODE_ON_DISK );
// Added by ILGU HONG for readonly 09082006
if(pVcb->XixcoreVcb.IsVolumeWriteProtected){
FileSystemAttribute |= FILE_READ_ONLY_VOLUME;
}
// Added by ILGU HONG for readonly end
Buffer->FileSystemAttributes = FileSystemAttribute;
Buffer->MaximumComponentNameLength = XIFS_MAX_NAME_LEN;
Buffer->FileSystemNameLength = ByteToCopy;
RtlCopyMemory(Buffer->FileSystemName, L"XIXFS", Buffer->FileSystemNameLength);
*ByteToReturn = ((FIELD_OFFSET( FILE_FS_ATTRIBUTE_INFORMATION, FileSystemName ) + 3 + Buffer->FileSystemNameLength)/4)*4;
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_VOLINFO|DEBUG_TARGET_IRPCONTEXT),
("Exit xixfs_QueryFsAttributeInfo \n"));
return RC;
}
NTSTATUS
xixfs_QueryFsDeviceInfo(
IN PXIXFS_IRPCONTEXT pIrpContext,
IN PXIXFS_VCB pVcb,
IN PFILE_FS_DEVICE_INFORMATION Buffer,
IN uint32 Length,
IN OUT uint32 *ByteToReturn
)
{
PAGED_CODE();
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_VOLINFO|DEBUG_TARGET_IRPCONTEXT),
("Enter xixfs_QueryFsDeviceInfo \n"));
if(Length < sizeof(FILE_FS_DEVICE_INFORMATION)){
*ByteToReturn = 0;
return STATUS_INVALID_PARAMETER;
}
Buffer->DeviceType = FILE_DEVICE_DISK;
Buffer->Characteristics = pVcb->TargetDeviceObject->Characteristics;
// Added by ILGU HONG for readonly 09052006
if(pVcb->XixcoreVcb.IsVolumeWriteProtected){
XIXCORE_SET_FLAGS(Buffer->Characteristics, FILE_READ_ONLY_DEVICE);
}else{
XIXCORE_CLEAR_FLAGS(Buffer->Characteristics, FILE_READ_ONLY_DEVICE);
}
// Added by ILGU HONG for readonly end
*ByteToReturn = sizeof(FILE_FS_DEVICE_INFORMATION);
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_VOLINFO|DEBUG_TARGET_IRPCONTEXT),
("Exit xixfs_QueryFsDeviceInfo \n"));
return STATUS_SUCCESS;
}
int
xixfs_ResourceThreadFunction(
void *lpParameter
)
{
PXIXFS_LINUX_VCB pVCB = NULL;
PXIXFS_LINUX_META_CTX pCtx = NULL;
PXIXCORE_META_CTX xixcoreCtx = NULL;
int RC =0;
#if LINUX_VERSION_25_ABOVE
int TimeOut;
#endif
unsigned long flags;
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO ),
("Enter xixfs_ResourceThreadFunction .\n"));
#if defined(NDAS_ORG2423) || defined(NDAS_SIGPENDING_OLD)
spin_lock_irqsave(¤t->sigmask_lock, flags);
siginitsetinv(¤t->blocked, sigmask(SIGKILL)|sigmask(SIGTERM));
recalc_sigpending(current);
spin_unlock_irqrestore(¤t->sigmask_lock, flags);
#else
spin_lock_irqsave(¤t->sighand->siglock, flags);
siginitsetinv(¤t->blocked, sigmask(SIGKILL)|sigmask(SIGTERM));
recalc_sigpending();
spin_unlock_irqrestore(¤t->sighand->siglock, flags);
#endif
#if LINUX_VERSION_25_ABOVE
daemonize("XixMetaThread");
#else
daemonize();
#endif
pCtx = (PXIXFS_LINUX_META_CTX)lpParameter;
XIXCORE_ASSERT(pCtx);
pVCB = pCtx->VCBCtx;
XIXFS_ASSERT_VCB(pVCB);
xixcoreCtx = &pVCB->XixcoreVcb.MetaContext;
while(1){
if(signal_pending(current)) {
flush_signals(current);
}
#if LINUX_VERSION_25_ABOVE
TimeOut = DEFAULT_XIXFS_UPDATEWAIT;
RC = wait_event_timeout(pCtx->VCBMetaEvent,
XIXCORE_TEST_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_MASK),
TimeOut);
#else
mod_timer(&(pCtx->VCBMetaTimeOut), jiffies+ 180*HZ);
wait_event(pCtx->VCBMetaEvent,
XIXCORE_TEST_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_MASK));
#endif
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO ),
("!!!!! Wake up HELLOE ResourceThreadFunction .\n"));
//printk(KERN_DEBUG "!!!!! Wake UP HELLOE ResourceThreadFunction .\n");
spin_lock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_lock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
#if LINUX_VERSION_25_ABOVE
if(RC == 0 ) {
#else
if(XIXCORE_TEST_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_TIMEOUT)) {
XIXCORE_CLEAR_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_TIMEOUT);
#endif
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("Request Call timeout : xixfs_ResourceThreadFunction .\n"));
spin_unlock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_unlock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
if(XIXCORE_TEST_FLAGS(xixcoreCtx->ResourceFlag, XIXCORE_META_RESOURCE_NEED_UPDATE)){
XIXCORE_CLEAR_FLAGS(xixcoreCtx->ResourceFlag, XIXCORE_META_RESOURCE_NEED_UPDATE);
RC = xixfs_UpdateMetaData(pCtx);
if( RC <0 ) {
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("fail(0x%x) xixfs_ResourceThreadFunction --> xixfs_UpdateMetaData .\n", RC));
}
}
#if LINUX_VERSION_25_ABOVE
continue;
}else if(XIXCORE_TEST_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_UPDATE)) {
#else
}
if(XIXCORE_TEST_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_UPDATE)) {
#endif
XIXCORE_CLEAR_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_UPDATE);
spin_unlock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_unlock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
if(XIXCORE_TEST_FLAGS(xixcoreCtx->ResourceFlag, XIXCORE_META_RESOURCE_NEED_UPDATE)){
XIXCORE_CLEAR_FLAGS(xixcoreCtx->ResourceFlag, XIXCORE_META_RESOURCE_NEED_UPDATE);
RC = xixfs_UpdateMetaData(pCtx);
if( RC <0 ) {
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("fail(0x%x) xixfs_ResourceThreadFunction --> xixfs_UpdateMetaData .\n", RC));
}
}
xixfs_wakeup_resource_waiter(pCtx);
continue;
}else if(XIXCORE_TEST_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_KILL_THREAD)) {
XIXCORE_CLEAR_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_RECHECK_RESOURCES);
XIXCORE_SET_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_INSUFFICIENT_RESOURCES);
spin_unlock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_unlock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("Stop Thread : xixfs_ResourceThreadFunction .\n"));
xixfs_wakeup_resource_waiter(pCtx);
#if LINUX_VERSION_25_ABOVE
complete_all(&(pCtx->VCBMetaThreadStopCompletion));
#else
del_timer(&(pCtx->VCBMetaTimeOut));
xixfs_wakeup_metaThread_stop_waiter(pCtx);
#endif
break;
}else if( XIXCORE_TEST_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_RECHECK_RESOURCES)){
spin_unlock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_unlock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("get more resource : xixfs_ResourceThreadFunction .\n"));
RC = xixfs_GetMoreCheckOutLotMap(pCtx);
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("End xixfs_GetMoreCheckOutLotMap .\n"));
if( RC <0 ) {
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("fail(0x%x) xixfs_ResourceThreadFunction --> xixfs_GetMoreCheckOutLotMap .\n", RC));
}else {
spin_lock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_lock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
XIXCORE_CLEAR_FLAGS(xixcoreCtx->VCBMetaFlags, XIXCORE_META_FLAGS_RECHECK_RESOURCES);
spin_unlock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_unlock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("WAKE UP WAITING THREAD!! .\n"));
xixfs_wakeup_resource_waiter(pCtx);
}
continue;
}else {
DebugTrace(DEBUG_LEVEL_ALL, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO |DEBUG_TARGET_ALL),
("Request Call Unrecognized : xixfs_ResourceThreadFunction .\n"));
spin_unlock(&(pCtx->MetaLock));
//DebugTrace(DEBUG_LEVEL_TRACE, DEBUG_TARGET_CHECK,
// ("spin_unlock(&(pCtx->MetaLock)) pCtx(%p)\n", pCtx ));
}
}
DebugTrace(DEBUG_LEVEL_TRACE, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO ),
("Exit xixfs_ResourceThreadFunction .\n"));
return 0;
}
VOID
xixfs_CleanupFlushVCB(
IN PXIXFS_IRPCONTEXT pIrpContext,
IN PXIXFS_VCB pVCB,
IN BOOLEAN DisMountVCB
)
{
//PAGED_CODE();
ASSERT_IRPCONTEXT( pIrpContext );
ASSERT_VCB( pVCB );
ASSERT_EXCLUSIVE_XIFS_GDATA;
ASSERT_EXCLUSIVE_VCB(pVCB);
DebugTrace(DEBUG_LEVEL_INFO, (DEBUG_TARGET_PNP| DEBUG_TARGET_VCB| DEBUG_TARGET_IRPCONTEXT),
("xixfs_CleanupFlushVCB Status(%ld).\n", pVCB->VCBState));
DebugTrace(DEBUG_LEVEL_INFO, (DEBUG_TARGET_PNP| DEBUG_TARGET_VCB| DEBUG_TARGET_IRPCONTEXT),
("11 Current VCB->PtrVPB->ReferenceCount %d \n", pVCB->PtrVPB->ReferenceCount));
XifsdLockVcb( pIrpContext, pVCB );
XIXCORE_SET_FLAGS(pVCB->VCBFlags, XIFSD_VCB_FLAGS_DEFERED_CLOSE);
if(DisMountVCB){
if(pVCB->VolumeDasdFCB != NULL){
pVCB->VolumeDasdFCB->FCBReference -= 1;
pVCB->VolumeDasdFCB->FCBUserReference -= 1;
}
if(pVCB->MetaFCB != NULL){
pVCB->MetaFCB->FCBReference -=1;
pVCB->MetaFCB->FCBUserReference -= 1;
}
if(pVCB->RootDirFCB != NULL){
pVCB->RootDirFCB->FCBReference -=1;
pVCB->RootDirFCB->FCBUserReference -= 1;
}
}
XifsdUnlockVcb(pIrpContext, pVCB);
xixfs_PurgeVolume(pIrpContext, pVCB, DisMountVCB);
DebugTrace(DEBUG_LEVEL_INFO, (DEBUG_TARGET_PNP| DEBUG_TARGET_VCB| DEBUG_TARGET_IRPCONTEXT),
("22 Current VCB->PtrVPB->ReferenceCount %d \n", pVCB->PtrVPB->ReferenceCount));
if(DisMountVCB){
// Added by ILGU HONG
XifsdReleaseVcb(TRUE, pVCB);
DebugTrace(DEBUG_LEVEL_INFO, (DEBUG_TARGET_FSCTL|DEBUG_TARGET_VOLINFO ),
("VCB %d/%d \n", pVCB->VCBReference, pVCB->VCBUserReference));
CcWaitForCurrentLazyWriterActivity();
XifsdAcquireVcbExclusive(TRUE, pVCB, FALSE);
xixfs_RealCloseFCB((PVOID)pVCB);
}
XifsdLockVcb( pIrpContext, pVCB );
XIXCORE_CLEAR_FLAGS(pVCB->VCBFlags, XIFSD_VCB_FLAGS_DEFERED_CLOSE);
XifsdUnlockVcb(pIrpContext, pVCB);
// Added by ILGU HONG END
if(DisMountVCB){
// changed by ILGU HONG for readonly 09052006
if(!pVCB->XixcoreVcb.IsVolumeWriteProtected){
LARGE_INTEGER TimeOut;
//
// Stop Meta Update process
//
KeSetEvent(&pVCB->VCBUmountEvent, 0, FALSE);
TimeOut.QuadPart = - DEFAULT_XIFS_UMOUNTWAIT;
KeWaitForSingleObject(&pVCB->VCBStopOkEvent, Executive, KernelMode, FALSE, &TimeOut);
xixcore_DeregisterHost(&pVCB->XixcoreVcb);
// Added by ILGU HONG for 08312006
if(pVCB->NdasVolBacl_Id){
xixfs_RemoveUserBacl(pVCB->TargetDeviceObject, pVCB->NdasVolBacl_Id);
}
// Added by ILGU HONG End
}
// changed by ILGU HONG for readonly end
}
return;
}
