94 lines
3.4 KiB
C
94 lines
3.4 KiB
C
/*
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* Microsoft COM initialization routines
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* Copyright (c) 1999-2011 Ross Bencina, Phil Burk
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* The text above constitutes the entire PortAudio license; however,
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* the PortAudio community also makes the following non-binding requests:
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*
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* Any person wishing to distribute modifications to the Software is
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* requested to send the modifications to the original developer so that
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* they can be incorporated into the canonical version. It is also
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* requested that these non-binding requests be included along with the
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* license above.
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*/
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/** @file
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@ingroup win_src
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@brief Microsoft COM initialization routines.
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*/
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#ifndef PA_WIN_COINITIALIZE_H
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#define PA_WIN_COINITIALIZE_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif /* __cplusplus */
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/**
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@brief Data type used to hold the result of an attempt to initialize COM
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using PaWinUtil_CoInitialize. Must be retained between a call to
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PaWinUtil_CoInitialize and a matching call to PaWinUtil_CoUninitialize.
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*/
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typedef struct PaWinUtilComInitializationResult{
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int state;
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int initializingThreadId;
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} PaWinUtilComInitializationResult;
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/**
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@brief Initialize Microsoft COM subsystem on the current thread.
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@param hostApiType the host API type id of the caller. Used for error reporting.
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@param comInitializationResult An output parameter. The value pointed to by
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this parameter stores information required by PaWinUtil_CoUninitialize
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to correctly uninitialize COM. The value should be retained and later
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passed to PaWinUtil_CoUninitialize.
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If PaWinUtil_CoInitialize returns paNoError, the caller must later call
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PaWinUtil_CoUninitialize once.
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*/
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PaError PaWinUtil_CoInitialize( PaHostApiTypeId hostApiType, PaWinUtilComInitializationResult *comInitializationResult );
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/**
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@brief Uninitialize the Microsoft COM subsystem on the current thread using
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the result of a previous call to PaWinUtil_CoInitialize. Must be called on the same
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thread as PaWinUtil_CoInitialize.
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@param hostApiType the host API type id of the caller. Used for error reporting.
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@param comInitializationResult An input parameter. A pointer to a value previously
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initialized by a call to PaWinUtil_CoInitialize.
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*/
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void PaWinUtil_CoUninitialize( PaHostApiTypeId hostApiType, PaWinUtilComInitializationResult *comInitializationResult );
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* PA_WIN_COINITIALIZE_H */
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