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263 lines
4.7 KiB
263 lines
4.7 KiB
/*++
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Copyright (c) 1997 Microsoft Corporation
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Module Name:
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mdlib.hxx
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Abstract:
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This module contains global definitions and declarations for MDLIB.
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Author:
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Keith Moore (keithmo) 05-Feb-1997
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Revision History:
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--*/
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#ifndef _MDLIB_HXX_
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#define _MDLIB_HXX_
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//
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// Initialize a metabase record.
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//
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#define INITIALIZE_METADATA_RECORD(p,id,attr,utype,dtype,dlen,ptr) \
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if( TRUE ) { \
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(p)->dwMDIdentifier = (DWORD)(id); \
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(p)->dwMDAttributes = (DWORD)(attr); \
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(p)->dwMDUserType = (DWORD)(utype); \
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(p)->dwMDDataType = (DWORD)(dtype); \
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(p)->dwMDDataLen = (DWORD)(dlen); \
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(p)->pbMDData = (unsigned char *)(ptr); \
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} else
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//
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// "Safe" interface release.
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//
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#define RELEASE_INTERFACE(p) \
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if( (p) != NULL ) { \
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(p)->Release(); \
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(p) = NULL; \
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} else
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//
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// Timeout value for metabase open requests.
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//
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#define METABASE_OPEN_TIMEOUT 10000 // milliseconds
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//
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// Get the data pointer from a METADATA_GETALL_RECORD.
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//
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#define GETALL_POINTER(base,rec) \
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(PVOID)( (PBYTE)(base) + (rec)->dwMDDataOffset )
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//
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// Heap.
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//
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#define MdAllocMem(cb) (LPVOID)LocalAlloc( LPTR, (cb) )
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#define MdFreeMem(ptr) (VOID)LocalFree( (HLOCAL)(ptr) )
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//
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// Callback for admin object enumerator.
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//
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typedef
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BOOL
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(WINAPI * PFN_ADMIN_ENUM_CALLBACK)(
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IMSAdminBase * AdmCom,
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LPWSTR ObjectName,
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VOID * Context
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);
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//
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// Base admin notification sink.
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//
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class BASE_ADMIN_SINK : public IMSAdminBaseSink {
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public:
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//
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// Usual constructor/destructor stuff.
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//
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BASE_ADMIN_SINK();
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~BASE_ADMIN_SINK();
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//
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// Secondary constructor.
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//
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HRESULT
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Initialize(
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IN IUnknown * Object
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);
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//
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// Unadvise if necessary.
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//
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HRESULT
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Unadvise(
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VOID
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);
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//
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// IUnknown methods.
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//
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virtual
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HRESULT
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STDMETHODCALLTYPE
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QueryInterface(
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IN REFIID InterfaceId,
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OUT VOID ** Object
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);
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virtual
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ULONG
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STDMETHODCALLTYPE
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AddRef();
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virtual
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ULONG
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STDMETHODCALLTYPE
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Release();
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//
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// Change notification callback. Note that this is a pure virtual and
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// must be defined by a derived class.
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//
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virtual
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HRESULT
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STDMETHODCALLTYPE
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SinkNotify(
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IN DWORD NumElements,
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IN MD_CHANGE_OBJECT ChangeList[]
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) = 0;
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virtual
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HRESULT
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STDMETHODCALLTYPE
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ShutdownNotify( void) = 0;
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private:
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//
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// Object reference count.
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//
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LONG m_ReferenceCount;
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//
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// The sink cookie for this sink. This is required to "unadvise" the
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// sink.
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//
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DWORD m_SinkCookie;
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//
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// The connection point used for this sink. This is also required to
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// "unadvise" this sink.
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//
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IConnectionPoint * m_ConnectionPoint;
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}; // BASE_ADMIN_SINK;
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//
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// MD utility functions.
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//
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HRESULT
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MdGetAdminObject(
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OUT IMSAdminBase ** AdmCom
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);
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HRESULT
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MdReleaseAdminObject(
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IN IMSAdminBase * AdmCom
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);
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HRESULT
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MdEnumMetaObjects(
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IN IMSAdminBase * AdmCom,
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IN LPWSTR KeyName,
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IN PFN_ADMIN_ENUM_CALLBACK Callback,
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IN VOID * Context
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);
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HRESULT
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MdGetAllMetaData(
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IN IMSAdminBase * AdmCom,
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IN METADATA_HANDLE Handle,
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IN LPWSTR Path,
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IN DWORD Attributes,
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OUT METADATA_GETALL_RECORD ** Data,
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OUT DWORD * NumEntries
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);
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HRESULT
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MdFreeMetaDataBuffer(
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IN VOID * Data
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);
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HRESULT
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MdGetInstanceState(
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IN IMSAdminBase * AdmCom,
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IN LPWSTR InstanceName,
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OUT DWORD * CurrentState,
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OUT DWORD * CurrentWin32Status
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);
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HRESULT
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MdControlInstance(
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IN IMSAdminBase * AdmCom,
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IN LPWSTR InstanceName,
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IN DWORD Command
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);
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HRESULT
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MdDisplayInstanceState(
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IN IMSAdminBase * AdmCom,
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IN LPWSTR InstanceName
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);
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LPWSTR
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MdInstanceStateToString(
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IN DWORD State
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);
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extern "C" {
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INT
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__cdecl
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wmain(
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INT argc,
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LPWSTR argv[]
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);
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} // extern "C"
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#endif // _MDLIB_HXX_
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