66 lines
2.5 KiB
C++
66 lines
2.5 KiB
C++
// Copyright (c) 2019-2020 Intel Corporation
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// 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, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#if !defined(__MFX_DRIVER_STORE_LOADER_H)
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#define __MFX_DRIVER_STORE_LOADER_H
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#include <windows.h>
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#include <cfgmgr32.h>
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#include <devguid.h>
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#include "mfx_dispatcher_defs.h"
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namespace MFX
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{
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typedef CONFIGRET(WINAPI *Func_CM_Get_Device_ID_List_SizeW)(PULONG pulLen, PCWSTR pszFilter, ULONG ulFlags);
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typedef CONFIGRET(WINAPI *Func_CM_Get_Device_ID_ListW)(PCWSTR pszFilter, PZZWSTR Buffer, ULONG BufferLen, ULONG ulFlags);
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typedef CONFIGRET(WINAPI *Func_CM_Locate_DevNodeW)(PDEVINST pdnDevInst, DEVINSTID_W pDeviceID, ULONG ulFlags);
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typedef CONFIGRET(WINAPI *Func_CM_Open_DevNode_Key)(DEVINST dnDevNode, REGSAM samDesired, ULONG ulHardwareProfile, REGDISPOSITION Disposition, PHKEY phkDevice, ULONG ulFlags);
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class DriverStoreLoader
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{
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public:
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DriverStoreLoader(void);
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~DriverStoreLoader(void);
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bool GetDriverStorePath(wchar_t *path, DWORD dwPathSize, mfxU32 deviceID);
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protected:
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bool LoadCfgMgr();
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bool LoadCmFuncs();
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mfxModuleHandle m_moduleCfgMgr;
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Func_CM_Get_Device_ID_List_SizeW m_pCM_Get_Device_ID_List_Size;
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Func_CM_Get_Device_ID_ListW m_pCM_Get_Device_ID_List;
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Func_CM_Locate_DevNodeW m_pCM_Locate_DevNode;
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Func_CM_Open_DevNode_Key m_pCM_Open_DevNode_Key;
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private:
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// unimplemented by intent to make this class non-copyable
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DriverStoreLoader(const DriverStoreLoader &);
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void operator=(const DriverStoreLoader &);
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};
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} // namespace MFX
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#endif // __MFX_DRIVER_STORE_LOADER_H
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