Windows-Server-2003/base/fs/hsm/inc/tskmgr.h

104 lines
5.1 KiB
C++

// TskMgr.h : Declaration of the CTskMgr
#include "resource.h" // main symbols
#include "wsb.h" // Wsb structure definitions
#ifndef __TSKMGR__
#define __TSKMGR__
#define HsmWorkQueueArrayBumpSize 10
/////////////////////////////////////////////////////////////////////////////
// task
typedef struct _HSM_WORK_QUEUES {
//
// Note: First 2 fields (sessionId and pSession)
// are not used for demand recall queues.
//
GUID sessionId; // GUID of the session
CComPtr<IHsmSession> pSession; // Session interface
CComPtr<IHsmWorkQueue> pWorkQueue; // WorkQueue for the session
CComPtr<IHsmRecallQueue> pRecallQueue; // Demand RecallQueue
HSM_WORK_QUEUE_TYPE queueType; // Type of queue
HSM_WORK_QUEUE_STATE queueState; // State of the queue
FILETIME birthDate; // Birth of queue
} HSM_WORK_QUEUES, *PHSM_WORK_QUEUES;
typedef struct {
HSM_WORK_QUEUE_TYPE Type;
ULONG MaxActiveAllowed;
ULONG NumActive;
} HSM_WORK_QUEUE_TYPE_INFO, *PHSM_WORK_QUEUE_TYPE_INFO;
class CHsmTskMgr :
public CComObjectRoot,
public IHsmFsaTskMgr,
public CComCoClass<CHsmTskMgr,&CLSID_CHsmTskMgr>
{
public:
CHsmTskMgr() {}
BEGIN_COM_MAP(CHsmTskMgr)
COM_INTERFACE_ENTRY(IHsmFsaTskMgr)
END_COM_MAP()
DECLARE_REGISTRY_RESOURCEID( IDR_CHsmTskMgr )
// IHsmFsaTskMgr
public:
STDMETHOD(ContactOk)( void );
STDMETHOD(DoFsaWork)(IFsaPostIt *fsaWorkItem );
STDMETHOD(FinalConstruct)(void);
STDMETHOD(FinalRelease)(void);
STDMETHOD(Init)(IUnknown *pServer);
STDMETHOD(WorkQueueDone)(IHsmSession *pSession, HSM_WORK_QUEUE_TYPE type, GUID *pMediaId);
private:
STDMETHOD(IncreaseWorkQueueArraySize)(ULONG numToAdd);
STDMETHOD(StartQueues)( void );
STDMETHOD(StartFsaQueueType)(HSM_WORK_QUEUE_TYPE type);
STDMETHOD(FindOldestQueue)(HSM_WORK_QUEUE_TYPE type, ULONG *pIndex);
STDMETHOD(EnsureQueueForFsaSession)(IHsmSession *pSession, FSA_REQUEST_ACTION fsaAction, IHsmWorkQueue **ppWorkQueue, BOOL *bCreated);
STDMETHOD(AddToRecallQueueForFsaSession)(IHsmSession *pSession, IHsmRecallQueue **ppWorkQueue, BOOL *bCreated, GUID *pMediaId, GUID *pBagId, LONGLONG dataSetStart, IFsaPostIt *pFsaWorkItem);
STDMETHOD(AddWorkQueueElement)(IHsmSession *pSession, HSM_WORK_QUEUE_TYPE type, ULONG *pIndex);
STDMETHOD(FindWorkQueueElement)(IHsmSession *pSession, HSM_WORK_QUEUE_TYPE type, ULONG *pIndex, GUID *pMediaId);
STDMETHOD(FindRecallQueueElement(IN IHsmSession *pSession, IN GUID *pMediaId, OUT IHsmRecallQueue **ppWorkQueue, OUT BOOL *bCreated));
STDMETHOD(GetWorkQueueElement)(ULONG index, IHsmSession **ppSession, IHsmWorkQueue **ppWorkQueue, HSM_WORK_QUEUE_TYPE *pType, HSM_WORK_QUEUE_STATE *pState, FILETIME *pBirthDate);
STDMETHOD(SetWorkQueueElement)(ULONG index, IHsmSession *pSession, IHsmWorkQueue *pWorkQueue, HSM_WORK_QUEUE_TYPE type, HSM_WORK_QUEUE_STATE state, FILETIME birthdate);
STDMETHOD(GetRecallQueueElement)(ULONG index, IHsmRecallQueue **ppWorkQueue, HSM_WORK_QUEUE_STATE *pState, FILETIME *pBirthDate);
STDMETHOD(SetRecallQueueElement)(ULONG index, IHsmRecallQueue *pWorkQueue, HSM_WORK_QUEUE_TYPE queueType, HSM_WORK_QUEUE_STATE state, FILETIME birthdate);
STDMETHOD(RemoveWorkQueueElement)(ULONG index);
STDMETHOD(FindRecallMediaToUse)(IN IFsaPostIt *pFsaWorkItem, OUT GUID *pMediaToUse, OUT GUID *pBagId, OUT LONGLONG *pDataSetStart);
// IHsmSystemState
STDMETHOD( ChangeSysState )( HSM_SYSTEM_STATE* pSysState );
// We want the next two pointers (to the Hsm Server) to be weak
// references and **not** add ref the server. This is so shutting
// down the server really works.
// CComPtr<IHsmServer> m_pServer; // Server owning TskMgr
// CComPtr<IWsbCreateLocalObject> m_pHsmServerCreate; // Server object creater
IHsmServer *m_pServer; // Server owning TskMgr
IWsbCreateLocalObject *m_pHsmServerCreate; // Server object creater
PHSM_WORK_QUEUES m_pWorkQueues; // Work delegated by TskMgr
ULONG m_NumWorkQueues; // Number of work queues
CRITICAL_SECTION m_WorkQueueLock; // Protect array access and update
// from multiple thread access
CRITICAL_SECTION m_CurrentRunningLock; // Protect starting queues
// from multiple thread access
CRITICAL_SECTION m_CreateWorkQueueLock; // Protect creating queues
// from multiple thread access
BOOL m_bCritSecCreated; // Indicates whether all CritSec were
// created successfully (for cleanup)
PHSM_WORK_QUEUE_TYPE_INFO m_pWorkQueueTypeInfo; // Info about work queue types
ULONG m_nWorkQueueTypes; // Number of work queue types
};
#endif