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87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
/*
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* ITypeInfo cache for IDispatch
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*
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* Copyright 2019 Zebediah Figura
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "wine/debug.h"
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#define COBJMACROS
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#include "objbase.h"
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#include "sapiddk.h"
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#include "sapi_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(sapi);
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static ITypeLib *typelib;
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static ITypeInfo *typeinfos[last_tid];
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static REFIID tid_id[] =
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{
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&IID_ISpeechObjectToken,
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&IID_ISpeechObjectTokens,
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&IID_ISpeechVoice,
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};
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HRESULT get_typeinfo(enum type_id tid, ITypeInfo **ret)
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{
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HRESULT hr;
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if (!typelib)
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{
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ITypeLib *tl;
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hr = LoadRegTypeLib(&LIBID_SpeechLib, 5, 4, LOCALE_SYSTEM_DEFAULT, &tl);
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if (FAILED(hr))
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{
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ERR("Failed to load typelib, hr %#lx.\n", hr);
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return hr;
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}
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if (InterlockedCompareExchangePointer((void **)&typelib, tl, NULL))
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ITypeLib_Release(tl);
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}
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if (!typeinfos[tid])
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{
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ITypeInfo *typeinfo;
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hr = ITypeLib_GetTypeInfoOfGuid(typelib, tid_id[tid], &typeinfo);
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if (FAILED(hr))
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{
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ERR("Failed to get type info for %s, hr %#lx.\n", debugstr_guid(tid_id[tid]), hr);
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return hr;
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}
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if (InterlockedCompareExchangePointer((void **)(typeinfos + tid), typeinfo, NULL))
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ITypeInfo_Release(typeinfo);
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}
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ITypeInfo_AddRef(*ret = typeinfos[tid]);
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return S_OK;
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}
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void release_typelib(void)
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{
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(typeinfos); ++i)
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{
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if (typeinfos[i])
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ITypeInfo_Release(typeinfos[i]);
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}
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if (typelib)
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ITypeLib_Release(typelib);
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}
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