多媒体编程

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Visual C++

rmappv.h：源码内容
							/****************************************************************************
 * 
 *  $Id: rmappv.h,v 1.1 2003/05/30 02:17:36 gabest Exp $
 *
 *  Copyright (C) 1995-1999 RealNetworks, Inc. All rights reserved.
 *  
 *  http://www.real.com/devzone
 *
 *  This program contains proprietary information of RealNetworks, Inc.,
 *  and is licensed subject to restrictions on use and distribution.
 *
 *  RealMedia Architecture Interfaces for pay-per-view database plugins
 *
 */
#ifndef _RMAPPV_H_
#define _RMAPPV_H_
#ifdef _MACINTOSH // Unsure whether this should be included on other platforms?
#include <time.h> // Get definition of time_t.
#endif
/*
 * Structures and definitions for PPVPermission
 */
#define PPV_MAX_URL_LEN         2048
typedef enum _PPVURLType {
    PPV_URL_TYPE_FILE = 0,
    PPV_URL_TYPE_DIRECTORY    
} PPVURLType;
typedef enum _PPVPermissionType {
    PPV_PERMISSION_GENERAL = 0,
    PPV_PERMISSION_EXPIRES,
    PPV_PERMISSION_DEBIT,
    PPV_PERMISSION_CREDIT,
    PPV_PERMISSION_NONE
} PPVPermissionType;
typedef struct _PPVPermission
{
    char	    	pURL[PPV_MAX_URL_LEN];
    PPVURLType	    	nURLType;
    PPVPermissionType	nPermissionType;
    time_t	    	tExpires;
    UINT32	    	ulDebitTime;
} PPVPermission;
/*
 * Structures and definitions for PPVAccessLog
 */
typedef enum _PPVAccessPermissionOn {
    PPV_PERMISSION_ON_FILE = 0,
    PPV_PERMISSION_ON_DIRECTORY,
    PPV_PERMISSION_ON_NONE
} PPVAccessPermissionOn;
typedef enum _PPVAccessDisconnectType {
    PPV_DISCONNECT_CLIENT = 0,
    PPV_DISCONNECT_TIME_EXPIRED
} PPVAccessDisconnectType;
typedef struct _PPVAccessLog
{
    BOOL		    bAccessGranted;
    char*		    pUserid;
    char*		    pGUID;
    char*		    pIPAddress;
    char*		    pURL;
    PPVPermissionType 	    nPermissionType;
    PPVAccessPermissionOn   nPermOn;
    time_t		    tStartTime;
    time_t		    tStopTime;
    UINT32		    lTotalTime;
    PPVAccessDisconnectType nWhyDisconnect;
} PPVAccessLog;
/*
 * Structures and definitions for PPVRegLog
 */
typedef enum _PPVRegStatus
{
    PPV_GUID_REG_SUCCESS = 0,
    PPV_GUID_REG_FAILED_LOCKED,
    PPV_GUID_REG_FAILED_COLLISION,
    PPV_GUID_REG_FAILED_OLD_PLAYER,
    PPV_GUID_REG_FAILED_NO_USER,
    PPV_GUID_REG_FAILED
} PPVRegStatus;
typedef struct _PPVRegLog
{
   PPVRegStatus	    nStatus;
   char*	    pUserid;
   char*	    pGUID;
   char*	    pIPAddress;
   time_t	    tRequestTime;
   char*	    pURLRedirect;
} PPVRegLog;
/****************************************************************************
 * 
 *  Interface:
 *
 *	IRMAPPVDatabase
 *
 *  Purpose:
 *	This interface provides access to a backend database used to store
 *	information related to the server's pay-per-view feature.
 *
 *  IID_IRMAPPVDatabase:
 *
 *	{00001d00-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IRMAPPVDatabase, 0x00001d00, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
				 0xa0, 0x24, 0x40, 0x6d, 0x59);
#undef  INTERFACE
#define INTERFACE   IRMAPPVDatabase
DECLARE_INTERFACE_(IRMAPPVDatabase, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;
    STDMETHOD_(ULONG,AddRef)	(THIS) PURE;
    STDMETHOD_(ULONG,Release)	(THIS) PURE;
    /*
     * IRMAPPVDatabase methods
     */
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::InitPPVDB
     *	Purpose:
     *	    Open & Initialize the PPV Database.
     *	    This function will called once per instance before any other
     *	    methods are called.
     *
     * pDBName			Name of the database (if supported)
     * pUserID			User ID to access database (if supported)
     * pPassword		Password to access database (if supported)
     */
    STDMETHOD(InitPPVDB)	(THIS_
				 const char*	pDBName,
				 const char*	pUserID,
				 const char*	pPassword) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::GetPPVDBInfo
     *	Purpose:
     *	    Get this databases short name.
     *	    This unique identifier is used to identify this database plugin.
     *	    It should be unique enough that no other plugin will ever have
     *	    the same plugin name.
     */
    STDMETHOD(GetPPVDBInfo)	(THIS_
				 REF(const char*) /*OUT*/ pShortName) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::InsertUser
     *	Purpose:
     *	    Inserts a user into the database (the user should not already
     *	    exist).
     *
     *	    pUserid		Userid key of the record to insert
     *	    pPasswordCipher	Optional Password to associate with this user;
     *				The password being passed in is already
     *				encrypted.
     */
    STDMETHOD(InsertUser)	(THIS_
				 const char*	pUserid,
				 const char*	pPasswordCipher) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::RemoveUser
     *	Purpose:
     *	    Removes a user from the database.
     *
     *	    pUserid		Userid key of the record
     */
    STDMETHOD(RemoveUser)	(THIS_
				 const char*	pUserid) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::RegisterGUID
     *	Purpose:
     *	    Registers a GUID to be associated with the pUserid
     *
     *	    pUserid		Userid key of the record
     *	    pGUID		GUID to associate with user record
     *	    bForce		Forces registration of guid, even if
     *				the uuid_writeable flag is set to read only
     */
    STDMETHOD(RegisterGUID)	(THIS_
				 const char*	pUserid,
				 const char*	pGUID,
				 BOOL		bForce) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::SetPassword
     *	Purpose:
     *	    Sets the password for the user associated with pUserid 
     *
     *	    pUserid		Userid key of the record
     *	    pCipherPassword	User's Password
     */
    STDMETHOD(SetPassword)	(THIS_
				 const char*	pUserid,
				 const char*	pCipherPassword) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::ValidateUser
     *	Purpose:
     *	    Sets the password for the user associated with pUserid 
     *
     *	    pUserid		Userid key of the record
     *	    pPPVPermission	Permission structure with URL to validate on
     */
    STDMETHOD(ValidateUser)	(THIS_
				 const char*	pUserid,
				 PPVPermission*	pPPVPermission) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::GrantPermission
     *	Purpose:
     *	    Adds a permission record.
     *
     *	    pUserid		Userid key of the record
     *	    pPPVPermission	Permission structure with URL
     */
    STDMETHOD(GrantPermission)	(THIS_
				 const char*		pUserid,
				 const PPVPermission*	pPPVPermission) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::RevokePermission
     *	Purpose:
     *	    Removes a permission record.
     *
     *	    pUserid		Userid key of the record
     *	    pPPVPermission	Permission structure with URL
     */
    STDMETHOD(RevokePermission)	(THIS_
				 const char*		pUserid,
				 const PPVPermission*	pPPVPermission) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::RevokeAllPermissions
     *	Purpose:
     *	    Removes all permission records for a user.
     *
     *	    pUserid		Userid key of the record
     */
    STDMETHOD(RevokeAllPermissions)	(THIS_
					 const char*	pUserid) PURE;
 
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::GetRedirect
     *	Purpose:
     *	    Gets the redirection Url corresponding to the requested Url
     *	    from the database.
     *
     *	    pURL		Url key of redirect record (In)
     *	    pURLRedirect	Url to redirect to (Out)
     *	    ulURLRedirectLen	Maximum length of pURLRedirect (In)
     */
    STDMETHOD(GetRedirect)	(THIS_
				 const char*	pURL,
				 char*		pURLRedirect,
				 UINT32		ulURLRedirectLen) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::PutRedirect
     *	Purpose:
     *	    Adds a redirection Url to the database to correspond with
     *	    the Url key.
     *	    
     *
     *	    pURL		Url key of redirect record (In)
     *	    pURLRedirect	Url to redirect to (In)
     */
    STDMETHOD(PutRedirect)	(THIS_
				 const char*	pURL,
				 const char*	pURLRedirect) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::GrantTime
     *	Purpose:
     *	    Grants a user time to view (specified by pPPVPermission).
     *
     *	    pUserid		Userid key of the record
     *	    pPPVPermission	Permission structure with URL
     *	    ulGrant		Amount of time to grant
     */
    STDMETHOD(GrantTime)	(THIS_
				 const char*	    	pUserid,
				 const PPVPermission*	pPPVPermission,
				 UINT32			ulGrant) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::DeductTime
     *	Purpose:
     *	    Deducts a user time to view (specified by pPPVPermission).
     *
     *	    pUserid		Userid key of the record
     *	    pPPVPermission	Permission structure with URL
     *	    ulDeduct		Amount of time to deduct
     */
    STDMETHOD(DeductTime)	(THIS_
				 const char*	    	pUserid,
				 const PPVPermission*	pPPVPermission,
				 UINT32			ulDeduct) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::GetPasswordFromUserid
     *	Purpose:
     *	    Get's a users password
     *
     *	    pUserid		Userid key of the record (In)
     *	    pCipherPassword	Password to get (Out)
     *	    ulCipherPasswordLen	Maximum length of pCipherPassword
     */
    STDMETHOD(GetPasswordFromUserid)	(THIS_
					 const char*	    pUserid,
					 char*	    	    pCipherPassword,
					 UINT32		    ulCipherPasswordLen) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::GetUseridFromGUID
     *	Purpose:
     *	    Get's a users id
     *
     *	    pGUID		GUID of existing user (In)
     *	    pUserid		Userid key of the record (Out)
     *	    ulUseridLen		Maximum length of pUserid (In)
     */
    STDMETHOD(GetUseridFromGUID)	(THIS_
					 const char*	    pGUID,
					 char*	    	    pUserid,
					 UINT32		    ulUseridLen) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::LogReg
     *	Purpose:
     *	    This function inserts a new record into the data with the logging
     *	    information contained in pPPVRegLog
     */
    STDMETHOD(LogReg)		(THIS_
				 PPVRegLog*  pPPVRegLog) PURE;
    /************************************************************************
     *	Method:
     *	    IRMAPPVDatabase::LogAccess
     *	Purpose:
     *	    This function inserts a new record into the data with the logging
     *	    information contained in pPPVAccessLog
     */
    STDMETHOD(LogAccess)	(THIS_
				 PPVAccessLog*  pPPVAccessLog) PURE;
};
#endif /*_RMAPPV_H_*/

						