Leaked source code of windows server 2003
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//
// Copyright (c) Microsoft Corporation. All rights reserved.
cpp_quote("/* Copyright (c) Microsoft Corporation. All rights reserved.*/")
///////////////////////////////////////////////////////////////////////////
// msp.idl : IDL source for Media Service Provider interface
/////////////////////////////////////////////////////////////////////////////
#ifndef __MEDIA_STREAM_PROVIDER_IDL__
#define __MEDIA_STREAM_PROVIDER_IDL__
import "tapi3if.idl";
/////////////////////////////////////////////////////////////////////////////
// Forward declarations
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Type definitions
/////////////////////////////////////////////////////////////////////////////
typedef long * MSP_HANDLE;
typedef enum
{
ADDRESS_TERMINAL_AVAILABLE, // new terminal arrived via PNP
// ITTerminal *
ADDRESS_TERMINAL_UNAVAILABLE, // terminal gone via PNP
// ITTerminal *
} MSP_ADDRESS_EVENT;
typedef enum
{
// In each case the MSP fills in as much as much info as it can. Terminals
// or error codes may not be available, in which case the MSP fills in zero.
// The bare-bones info needed is indicated here.
CALL_NEW_STREAM, // - a new stream is created by the call. The app can
// choose to select a terminal or delete the stream from the call.
// ITStream *
CALL_STREAM_FAIL, // - setup of the stream failed or the stream fails to start.
// ITStream *
// Error code
CALL_TERMINAL_FAIL, // - The terminal failed to connect.
// ITTerminal *
// Error code
CALL_STREAM_NOT_USED, // - The stream is not used in the call (the remote
// party rejected it).
// ITStream *
CALL_STREAM_ACTIVE, // - The app needs this event to decide when a
// stream can be used to send and receive data.
// It is fired when the streams enter running state
// (the timing of which is determined by the TSP).
// ITStream *
CALL_STREAM_INACTIVE // - No more data can be sent to or received from
// this stream. This happens when a send stream
// has sent all its data, or when a receive stream
// stops receiving data.
// ITStream *
} MSP_CALL_EVENT;
typedef enum
{
CALL_CAUSE_UNKNOWN,
CALL_CAUSE_BAD_DEVICE,
// a bad device caused failure, for either STREAM_FAIL or TERMINAL_FAIL.
CALL_CAUSE_CONNECT_FAIL,
// either connecting the stream failed or connecting the terminal failed.
// Note, if a terminal can not be connected to a stream, the app will get
// a TERMINAL_FAIL event with CMC_CONNECT_FAIL. If this stream failed
// because the terminal is the only one to use, the app will also get a
// STREAM_FAIL event with CMC_CONNECT_FAIL.
CALL_CAUSE_LOCAL_REQUEST,
// the event is the result of the app’s calling a method on the stream.
CALL_CAUSE_REMOTE_REQUEST,
// the event is the result of the remote endpoint’s request.
CALL_CAUSE_MEDIA_TIMEOUT,
// the media that carries the stream is temporarily not available.
CALL_CAUSE_MEDIA_RECOVERED,
// the media goes back to normal from a temporary deny of service.
CALL_CAUSE_QUALITY_OF_SERVICE
// the event is because qos does/doesn't allow the media to send.
} MSP_CALL_EVENT_CAUSE;
typedef enum
{
ME_ADDRESS_EVENT,
ME_CALL_EVENT,
ME_TSP_DATA,
ME_PRIVATE_EVENT,
ME_ASR_TERMINAL_EVENT,
ME_TTS_TERMINAL_EVENT,
ME_FILE_TERMINAL_EVENT,
ME_TONE_TERMINAL_EVENT
} MSP_EVENT;
typedef struct
{
DWORD dwSize; // total size
MSP_EVENT Event; // event type
MSP_HANDLE hCall; // may be NULL
[switch_type(MSP_EVENT), switch_is((MSP_EVENT)Event)]
union
{
[case(ME_ADDRESS_EVENT)]
struct
{
MSP_ADDRESS_EVENT Type;
ITTerminal * pTerminal;
} MSP_ADDRESS_EVENT_INFO;
[case(ME_CALL_EVENT)]
struct
{
MSP_CALL_EVENT Type;
MSP_CALL_EVENT_CAUSE Cause;
ITStream * pStream;
ITTerminal * pTerminal;
HRESULT hrError;
} MSP_CALL_EVENT_INFO;
[case(ME_TSP_DATA)]
struct
{
DWORD dwBufferSize;
BYTE pBuffer[1];
} MSP_TSP_DATA;
[case(ME_PRIVATE_EVENT)]
struct
{
IDispatch * pEvent;
long lEventCode;
} MSP_PRIVATE_EVENT_INFO;
[case(ME_FILE_TERMINAL_EVENT)]
struct
{
ITTerminal * pParentFileTerminal;
ITFileTrack * pFileTrack;
TERMINAL_MEDIA_STATE TerminalMediaState;
FT_STATE_EVENT_CAUSE ftecEventCause;
HRESULT hrErrorCode;
} MSP_FILE_TERMINAL_EVENT_INFO;
[case(ME_ASR_TERMINAL_EVENT)]
struct
{
ITTerminal * pASRTerminal;
HRESULT hrErrorCode;
} MSP_ASR_TERMINAL_EVENT_INFO;
[case(ME_TTS_TERMINAL_EVENT)]
struct
{
ITTerminal * pTTSTerminal;
HRESULT hrErrorCode;
} MSP_TTS_TERMINAL_EVENT_INFO;
[case(ME_TONE_TERMINAL_EVENT)]
struct
{
ITTerminal * pToneTerminal;
HRESULT hrErrorCode;
} MSP_TONE_TERMINAL_EVENT_INFO;
};
} MSP_EVENT_INFO;
/////////////////////////////////////////////////////////////////////////////
// Interface definitions
/////////////////////////////////////////////////////////////////////////////
[
uuid(6E0887BE-BA1A-492e-BD10-4020EC5E33E0),
helpstring("ITPluggableTerminalEventSink"),
pointer_default(unique)
]
interface ITPluggableTerminalEventSink : IUnknown
{
HRESULT FireEvent(
[in] const MSP_EVENT_INFO *pMspEventInfo
);
}
[
uuid(F7115709-A216-4957-A759-060AB32A90D1),
helpstring("ITPluggableTerminalEventSinkRegistration"),
pointer_default(unique)
]
interface ITPluggableTerminalEventSinkRegistration : IUnknown
{
HRESULT RegisterSink(
[in] ITPluggableTerminalEventSink* pEventSink
);
HRESULT UnregisterSink(
);
}
[
uuid(EE3BD600-3868-11D2-A045-00C04FB6809F),
helpstring("ITMSPAddress Interface"),
pointer_default(unique)
]
interface ITMSPAddress : IUnknown
{
HRESULT Initialize(
[in] MSP_HANDLE hEvent
);
HRESULT Shutdown();
HRESULT CreateMSPCall(
[in] MSP_HANDLE hCall,
[in] DWORD dwReserved,
[in] DWORD dwMediaType,
[in] IUnknown * pOuterUnknown,
[out] IUnknown ** ppStreamControl
);
HRESULT ShutdownMSPCall(
[in] IUnknown * pStreamControl
);
HRESULT ReceiveTSPData(
[in] IUnknown * pMSPCall,
[in, size_is(dwSize)] BYTE * pBuffer,
[in] DWORD dwSize
);
HRESULT GetEvent(
[in,out] DWORD * pdwSize,
[in, out, size_is(*pdwSize)] byte * pEventBuffer
);
}
#endif // __MEDIA_STREAM_PROVIDER_IDL__