// MediaDevMgr.h : Declaration of the CMediaDevMgr

#ifndef __MEDIADEVMGR_H_
#define __MEDIADEVMGR_H_

#include "resource.h"       // main symbols
#include "spinfo.h"
#include "scpinfo.h"

/////////////////////////////////////////////////////////////////////////////
// CMediaDevMgrClassFactory
class ATL_NO_VTABLE CMediaDevMgrClassFactory : 
public CComObjectRootEx<CComMultiThreadModel>,
public IClassFactory
{
public:
	BEGIN_COM_MAP(CMediaDevMgrClassFactory)
		COM_INTERFACE_ENTRY(IClassFactory)
	END_COM_MAP()

	//
	// IClassFactory
	//

	STDMETHOD(CreateInstance)(IUnknown * pUnkOuter, REFIID riid, void ** ppvObject);
	STDMETHOD(LockServer)(BOOL fLock);
};

typedef CComObject<CMediaDevMgrClassFactory> CComMediaDevMgrClassFactory;


/////////////////////////////////////////////////////////////////////////////
// CMediaDevMgr
class ATL_NO_VTABLE CMediaDevMgr : 
	public CComObjectRootEx<CComMultiThreadModel>,
	public CComCoClass<CMediaDevMgr, &CLSID_MediaDevMgr>,
	public IWMDeviceManager,
    public IComponentAuthenticate
{
public:
    CMediaDevMgr();
    ~CMediaDevMgr();


DECLARE_REGISTRY_RESOURCEID(IDR_MEDIADEVMGR)


BEGIN_COM_MAP(CMediaDevMgr)
	COM_INTERFACE_ENTRY(IWMDeviceManager)
    COM_INTERFACE_ENTRY(IComponentAuthenticate)
END_COM_MAP()

public:
    // The SCP's are loaded on first use.
    static HRESULT LoadSCPs();

    // IWMDeviceManager Methods
    STDMETHOD(GetRevision)(DWORD *pdwRevision);
	STDMETHOD(GetDeviceCount)(DWORD *pdwCount);
    STDMETHOD(EnumDevices)(IWMDMEnumDevice **ppEnumDevice);
    STDMETHOD(SACAuth)(DWORD dwProtocolID,
                       DWORD dwPass,
                       BYTE *pbDataIn,
                       DWORD dwDataInLen,
                       BYTE **ppbDataOut,
                       DWORD *pdwDataOutLen);
    STDMETHOD(SACGetProtocols)(DWORD **ppdwProtocols,
                               DWORD *pdwProtocolCount);

    // IWMDeviceManager2 Methods
	STDMETHOD(GetDeviceFromPnPName)( LPCWSTR pwszPnPName, IWMDMDevice** ppDevice );

private:
    HRESULT hrLoadSPs();
	static HRESULT hrLoadSCPs();

};

#endif //__MEDIADEVMGR_H_