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99 lines
3.9 KiB
99 lines
3.9 KiB
import "oaidl.idl";
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import "ocidl.idl";
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#define UUID_IPluggableTransport FB7045F0-A4DC-11D2-B724-00104BC51339
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////////////////////////////////////////////////////////////////////////////////////////
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// NOTE NOTE: this is taken from AxCore.idl
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// Win32 HANDLEs have to be cast to these as the MIDL compiler doesn't
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// like the HANDLE type or in fact anything remotely associated with
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// them. If this ever gets ported to a MAC environment then these will
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// have to become an alertable synchronisation object that it supports
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typedef UINT_PTR HCOMMDEV;
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typedef UINT_PTR HEVENT;
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typedef enum tagPLUGXPRT_FRAMING
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{
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FRAMING_LEGACY_PSTN = 0, // legacy PSTN framing
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FRAMING_X224 = 1, // X224 Connect + X224 Data Transfer
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}
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PLUGXPRT_FRAMING;
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typedef enum tagPLUGXPRT_CALL_TYPE
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{
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PLUGXPRT_UNKNOWN_CALL_TYPE = 0,
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PLUGXPRT_CALLER = 1,
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PLUGXPRT_CALLEE = 2,
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}
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PLUGXPRT_CALL_TYPE;
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typedef enum tagPLUGXPRT_PSTN_CALL_CONTROL
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{
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PLUGXPRT_PSTN_CALL_CONTROL_PORT_HANDLE = 0, // default, for normal PSTN
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PLUGXPRT_PSTN_CALL_CONTROL_MANUAL = 1, // for legacy null modem
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}
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PLUGXPRT_PSTN_CALL_CONTROL;
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typedef struct tagPLUGXPRT_PARAMETERS
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{
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ULONG cbStructSize; // size of this structure, must be initialized
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DWORD dwFlags; // valid fields defined below
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/* PSTN framing */
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PLUGXPRT_PSTN_CALL_CONTROL eCallControl; // PSTN call control
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ULONG cbReadFileBufferSize; // 10K default; must be no less than 1K
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ULONG cbPhysicalLayerSendBufferSize; // 1K default; must be no less than the default
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ULONG cbPhysicalLayerReceiveBufferSize; // 10K default; must be no less than 1K
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ULONG cMaximumT200TimeoutsInQ922; // 5 default; must be no less than the default
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ULONG nT203TimeoutInQ922; // must be no less than the default, which is
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// 30000 for PLUGXPRT_PSTN_CALL_CONTROL_PORT_HANDLE,
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// 600 for PLUGXPRT_PSTN_CALL_CONTROL_MANUAL
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/* X.224 framing */
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// ...nothing so far...
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}
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PLUGXPRT_PARAMETERS;
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cpp_quote("#define PSTN_PARAM__CALL_CONTROL 0x0001")
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cpp_quote("#define PSTN_PARAM__READ_FILE_BUFFER_SIZE 0x0002")
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cpp_quote("#define PSTN_PARAM__PHYSICAL_LAYER_SEND_BUFFER_SIZE 0x0004")
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cpp_quote("#define PSTN_PARAM__PHSYICAL_LAYER_RECV_BUFFER_SIZE 0x0008")
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cpp_quote("#define PSTN_PARAM__MAX_T200_TIMEOUT_COUNT_IN_Q922 0x0010")
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cpp_quote("#define PSTN_PARAM__T203_TIMEOUT_IN_Q922 0x0020")
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[
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object,
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uuid(UUID_IPluggableTransport),
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pointer_default(unique)
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]
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interface IPluggableTransport : IUnknown
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{
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HRESULT CreateConnection(
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[out] BSTR *pbstrConnectionID, // For placing a call and closing connection
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[in] PLUGXPRT_CALL_TYPE eCaller, // caller vs callee
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[in] DWORD dwProcessID, // Used for DuplicateHandle
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[in] HCOMMDEV hCommLink, // Handle to communications file handle
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[in] HEVENT hevtDataAvailable, // Ready To Read event ( data avail )
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[in] HEVENT hevtWriteReady, // Ready To Write event
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[in] HEVENT hevtConnectionClosed, // Connection closed ( unexpectedly???)
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[in] PLUGXPRT_FRAMING eFraming, // framing of bits sent on link
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[in] PLUGXPRT_PARAMETERS *pParams // OPTIONAL framing specific parameters
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);
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HRESULT CloseConnection(
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[in] BSTR bstrConnectionID);
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HRESULT EnableWinsock( );
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HRESULT DisableWinsock( );
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};
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