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442 lines
17 KiB
442 lines
17 KiB
//*****************************************************************************
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//
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// Microsoft Windows Media
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// Copyright (C) Microsoft Corporation. All rights reserved.
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//
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// FileName: datacontainer.idl
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//
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// Abstract:
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//
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//*****************************************************************************
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cpp_quote("//*****************************************************************************")
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cpp_quote("//")
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cpp_quote("// Microsoft Windows Media")
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cpp_quote("// Copyright (C) Microsoft Corporation. All rights reserved.")
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cpp_quote("//")
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cpp_quote("// Automatically generated by Midl from datacontainer.idl" )
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cpp_quote("//")
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cpp_quote("// DO NOT EDIT THIS FILE.")
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cpp_quote("//")
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cpp_quote("//*****************************************************************************")
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import "objidl.idl";
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import "WMSBuffer.idl";
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import "WMSContext.idl";
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import "DataContainerVersion.idl";
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import "wmsPacket.idl";
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interface IWMSDataSourcePlugin;
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interface IWMSDataSourcePluginCallback;
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interface IWMSDataContainer;
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interface IWMSDataContainerCallback;
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interface IWMSDirectory;
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interface IWMSPacketList;
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cpp_quote( "#define WMS_DATA_CONTAINER_NONSEEKABLE 0xFFFFFFFFFFFFFFFF" )
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cpp_quote( "EXTERN_GUID( IID_IWMSDataSourcePlugin, 0xE1CD3525,0x03D7,0x11d2,0x9E,0xED,0x00,0x60,0x97,0xD2,0xD7,0xCF );" )
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cpp_quote( "EXTERN_GUID( IID_IWMSDataSourcePluginCallback, 0xE1CD3526,0x03D7,0x11d2,0x9E,0xED,0x00,0x60,0x97,0xD2,0xD7,0xCF );" )
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cpp_quote( "EXTERN_GUID( IID_IWMSDataContainer, 0xE6EE9A13,0x0FCC,0x11d2,0x9E,0xEE,0x00,0x60,0x97,0xD2,0xD7,0xCF );" )
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cpp_quote( "EXTERN_GUID( IID_IWMSDataContainerCallback, 0x2E34AB82,0x0D3D,0x11d2,0x9E,0xEE,0x00,0x60,0x97,0xD2,0xD7,0xCF );" )
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cpp_quote( "EXTERN_GUID( IID_IWMSDirectory, 0x6fa365e7, 0xe8b9, 0x437a, 0x8c, 0x4b, 0x65, 0x52, 0xdf, 0xbb, 0xc, 0x57 );" )
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// {9B6C9E51-4813-11d2-9EFF-006097D2D7CF}
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cpp_quote( "EXTERN_GUID( IID_IWMSUnknownFormat, 0x9b6c9e51, 0x4813, 0x11d2, 0x9e, 0xff, 0x00, 0x60, 0x97, 0xd2, 0xd7, 0xcf );" )
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// {7408CEB0-3A5A-41b6-A5EC-9A4E811C9673}
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cpp_quote( "EXTERN_GUID( IID_IWMSDirectoryFormat, 0x7408ceb0, 0x3a5a, 0x41b6, 0xa5, 0xec, 0x9a, 0x4e, 0x81, 0x1c, 0x96, 0x73 );" )
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// {c34294ea-e111-4fb2-be6b-ec686a1a9757}
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cpp_quote( "EXTERN_GUID( IID_IWMSPlaylistSmilFormat, 0xc34294ea, 0xe111, 0x4fb2, 0xbe, 0x6b, 0xec, 0x68, 0x6a, 0x1a, 0x97, 0x57 );" )
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// Flags for OpenDataContainer
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typedef [public] enum WMS_DATA_CONTAINER_OPEN_FLAGS
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{
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WMS_DATA_CONTAINER_READ_ACCESS = 0x0001,
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WMS_DATA_CONTAINER_WRITE_ACCESS = 0x0002,
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WMS_DATA_CONTAINER_CREATE_NEW_CONTAINER = 0x0004,
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WMS_DATA_CONTAINER_ALLOW_BUFFER_IO = 0x0008,
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WMS_DATA_CONTAINER_SHARED_SOURCE = 0x0010
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} WMS_DATA_CONTAINER_OPEN_FLAGS;
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// These are the flags set in each WMSDirectoryEntryInfo
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typedef [public] enum WMS_DIRECTORY_ENTRY_FLAGS
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{
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WMS_DIRECTORY_ENTRY_IS_DIRECTORY = 0x0001
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} WMS_DIRECTORY_ENTRY_FLAGS;
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// These are the values requested from GetInfo.
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typedef [public] enum WMS_DATA_CONTAINER_GETINFO_VALUES
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{
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WMS_DATA_CONTAINER_SIZE = 1,
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WMS_DATA_CONTAINER_MAX_SUPPORTED_READ_SIZE = 2
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} WMS_DATA_CONTAINER_GETINFO_VALUES;
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// These are the flags passed to OnGetInfo.
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// This flag tells you whether the position parameter is
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// used in the read and write methods.
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typedef [public] enum WMS_DATA_CONTAINER_GETINFO_FLAGS
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{
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WMS_SEEKABLE_CONTAINER = 0x0001,
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WMS_LOCAL_DATA_CONTAINER = 0x0002
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} WMS_DATA_CONTAINER_GETINFO_FLAGS;
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// These are the flags returned by GetDataSourceAttributes.
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typedef [public] enum WMS_DATA_CONTAINER_ATTRIBUTES
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{
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WMS_DATA_CONTAINER_SUPPORTS_ENUMERATION = 0x0001
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} WMS_DATA_CONTAINER_ATTRIBUTES;
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typedef unsigned __int64 QWORD;
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//////////////////////////////////////////////////////////////////////////////
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//
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// STORAGE SYSTEM
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//
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// This manages the name space for a particular storage model, like
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// a file system, a network, etc.
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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[
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object,
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pointer_default(unique),
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uuid(E1CD3525-03D7-11d2-9EED-006097D2D7CF),
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version(9.0),
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helpstring("Provides methods to manage data containers and retrieve information about them.")
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]
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interface IWMSDataSourcePlugin : IUnknown
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{
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[helpstring("Retrieves the attribute flags associated with a data container.")] HRESULT
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GetDataSourceAttributes(
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[out] DWORD *pdwFlags
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);
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[helpstring("Retrieves the physical paths of the root directories associated with a data container.")] HRESULT
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GetRootDirectories(
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[in] LPWSTR *pstrRootDirectoryList,
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[in] DWORD dwMaxRoots,
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[in] IWMSDataSourcePluginCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Opens or creates a data container.")] HRESULT
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OpenDataContainer(
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[in] IWMSCommandContext *pCommandContext,
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[in] IWMSContext *pUserContext,
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[in] IWMSContext *pPresentationContext,
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[in] LPWSTR pszContainerName,
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[in] DWORD dwFlags,
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[in] IWMSBufferAllocator *pBufferAllocator,
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[in] IWMSDataSourcePluginCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Opens a directory data container.")] HRESULT
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OpenDirectory(
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[in] IWMSCommandContext *pCommandContext,
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[in] IWMSContext *pUserContext,
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[in] IWMSContext *pPresentationContext,
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[in] LPWSTR pszContainerName,
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[in] DWORD dwFlags,
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[in] IWMSBufferAllocator *pBufferAllocator,
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[in] IWMSDataSourcePluginCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Deletes a data container.")] HRESULT
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DeleteDataContainer(
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[in] LPWSTR pszContainerName,
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[in] DWORD dwFlags,
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[in] IWMSDataSourcePluginCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Retrieves version information about a data container.")] HRESULT
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GetDataContainerVersion(
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[in] IWMSCommandContext *pCommandContext,
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[in] IWMSContext *pUserContext,
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[in] IWMSContext *pPresContext,
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[in] LPWSTR pszContainerName,
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[in] DWORD dwFlags,
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[in] IWMSDataSourcePluginCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Creates a directory data container.")] HRESULT
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CreateDataSourceDirectory(
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[in] IWMSCommandContext *pCommandContext,
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[in] LPWSTR pszContainerName,
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[in] DWORD dwFlags,
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[in] IWMSDataSourcePluginCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Removes a directory data container.")] HRESULT
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DeleteDirectory(
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[in] LPWSTR pszContainerName,
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[in] DWORD dwFlags,
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[in] IWMSDataSourcePluginCallback *pCallback,
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[in] QWORD qwContext
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);
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}; // IWMSDataSourcePlugin
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//////////////////////////////////////////////////////////////////////////////
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[
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object,
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pointer_default(unique),
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uuid(E1CD3526-03D7-11d2-9EED-006097D2D7CF),
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version(9.0),
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helpstring("Provides methods to return the results of IWMSDataContainer method calls.")
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]
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interface IWMSDataSourcePluginCallback : IUnknown
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{
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::OpenDataContainer method call.")] HRESULT
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OnOpenDataContainer(
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[in] HRESULT hr,
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[in] IWMSDataContainer *pDataContainer,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::OpenDirectory method call.")] HRESULT
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OnOpenDirectory(
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[in] HRESULT hr,
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[in] IWMSDirectory *pDirectory,
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[in] QWORD qwContext
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);
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[helpstring("Reserved for future use.")] HRESULT
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OnOpenPacketStreamDataContainer(
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[in] HRESULT hr,
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[in] IUnknown *pLiveDataContainer,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::DeleteDataContainer method call")] HRESULT
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OnDeleteDataContainer(
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[in] HRESULT hr,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::GetDataContainerVersion method call.")] HRESULT
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OnGetDataContainerVersion(
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[in] HRESULT hr,
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[in] IWMSDataContainerVersion *pVersion,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::GetRootDirectories method call.")] HRESULT
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OnGetRootDirectories(
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[in] HRESULT hr,
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[in] DWORD dwNumReturnedRoots,
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[in] DWORD dwTotalNumRoots,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::CreateDirectory method call.")] HRESULT
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OnCreateDirectory(
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[in] HRESULT hr,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::DeleteDirectory method call.")] HRESULT
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OnDeleteDirectory(
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[in] HRESULT hr,
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[in] QWORD qwContext
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);
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};
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//////////////////////////////////////////////////////////////////////////////
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typedef struct
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{
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LPOLESTR pstrName;
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DWORD dwFlags;
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QWORD qwSize;
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} WMSDirectoryEntryInfo;
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//////////////////////////////////////////////////////////////////////////////
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//
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// DATA CONTAINER
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//
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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[
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object,
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pointer_default(unique),
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uuid(E6EE9A13-0FCC-11d2-9EEE-006097D2D7CF),
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version(9.0),
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helpstring("Provides methods to manage a data container.")
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]
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interface IWMSDataContainer : IUnknown
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{
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// Return IID_IWMSUnknownFormat if you don't know the format.
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[helpstring("Retrieves a GUID that identifies the format of the data container.")] HRESULT
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GetContainerFormat( [out] GUID *pFormat );
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// Return a pointer to the data source plugin that controls this container.
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[helpstring("Retrieves a pointer to the data source plug-in that created the data container.")] HRESULT
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GetDataSourcePlugin( [out] IWMSDataSourcePlugin **ppDataSource );
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[helpstring("Retrieves information about the data container.")] HRESULT
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GetInfo(
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[in] DWORD dwInfoValueId,
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[in] IWMSDataContainerCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Reads data from the data container.")] HRESULT
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Read(
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[in] BYTE *pbBuffer,
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[in] QWORD qwOffset, // Must be WMS_DATA_CONTAINER_NONSEEKABLE for a non-seekable device
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[in] DWORD dwMaxDataSize,
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[in] DWORD dwFlags,
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[in] IWMSDataContainerCallback *pCallback,
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[in] QWORD qwContext
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);
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// Non-writeable devices may always return an error.
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[helpstring("Writes data from a buffer to the data container.")] HRESULT
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Write(
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[in] BYTE *pbBuffer,
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[in] DWORD dwDataSize,
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[in] QWORD qwWritePosition, // Must be WMS_DATA_CONTAINER_NONSEEKABLE for a non-seekable device
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[in] IWMSDataContainerCallback *pCallback,
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[in] QWORD qwContext
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);
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// There is no seek, Instead, the GetData methods specify the
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// position.
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// Get a natural sized block (the transfer size between disk
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// and memory) that includes this position.
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// Will be called before every call to Read or Write
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[helpstring("Retrieves the optimal offset and buffer size, in bytes, to use for read and write access.")] HRESULT
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GetTransferParameters(
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[in] QWORD qwDesiredOffset,
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[in] DWORD dwDesiredMinSize,
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[in] DWORD dwDesiredMaxSize,
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[out] QWORD *pqwOffset, // Will return WMS_DATA_CONTAINER_NONSEEKABLE for a non-seekable device
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[out] DWORD *pdwSize,
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[out] DWORD *pdwBufferAlignment
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);
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[helpstring("Reserved for future use.")] HRESULT
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DoDataContainerExtendedCommand(
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[in] LPWSTR szCommandName,
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[in] IWMSCommandContext *pCommand,
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[in] DWORD dwCallFlags,
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[in] IWMSDataContainerCallback *pCallback,
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[in] QWORD qwContext
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);
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[helpstring("Modifies data that is sent to a media parser after the media parser has converted it into one or more packet lists.")] HRESULT
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FinishParsingPacketlist(
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[in] IWMSPacketList *pPacketList
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);
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}; // IWMSDataContainer
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//////////////////////////////////////////////////////////////////////////////
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[
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object,
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pointer_default(unique),
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uuid(2E34AB82-0D3D-11d2-9EEE-006097D2D7CF),
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version(9.0),
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helpstring("Provides methods to return the results of IWMSDataContainer method calls.")
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]
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interface IWMSDataContainerCallback : IUnknown
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{
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::GetInfo method call to the server.")] HRESULT
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OnGetInfo(
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[in] HRESULT hr,
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[in] DWORD dwFlags,
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[in] QWORD qwInfoValue,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::Read method call.")] HRESULT
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OnRead(
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[in] HRESULT hr,
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[in] DWORD dwActualBytesTransferred,
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[in] DWORD dwChangeType,
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[in] QWORD qwChangeParameter,
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[in] QWORD qwContext
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);
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[helpstring("Called by a data source plug-in to return the result of the IWMSDataContainer::Write method call.")] HRESULT
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OnWrite(
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[in] HRESULT hr,
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[in] DWORD dwActualBytesTransferred,
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[in] QWORD qwContext
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);
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[helpstring("Reserved for future use.")] HRESULT
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OnDoDataContainerExtendedCommand(
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[in] HRESULT hr,
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[in] QWORD qwContext
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);
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}; // IWMSDataContainerCallback
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//////////////////////////////////////////////////////////////////////////////
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//
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// DIRECTORIES
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//
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// This is a snapshot of the current state of the directory, like a collection.
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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[
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object,
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pointer_default(unique),
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uuid(6FA365E7-E8B9-437a-8C4B-6552DFBB0C57),
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version(9.0),
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helpstring("Provides methods for navigating the structure of a directory data container.")
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]
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interface IWMSDirectory : IUnknown
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{
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// Return a pointer to the data source plugin that controls this directory.
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[helpstring("Retrieves a pointer to the data source plug-in that created the directory data container.")] HRESULT
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GetDataSourcePlugin( [out] IWMSDataSourcePlugin **ppDataSource );
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// Return the full path of this directory including the URL scheme
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[helpstring("Retrieves the full path of the directory, including the URL scheme.")] HRESULT
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GetName( [out] LPOLESTR *pstrValue );
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// Enumerate children. First child index is 0, and this returns
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// S_FALSE if dwIndex is too large.
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[helpstring("Retrieves information about a specific child in a directory data container.")] HRESULT
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GetChildInfo(
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[in] DWORD dwIndex,
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[out] WMSDirectoryEntryInfo *pInfo
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);
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};
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