mirror of
https://github.com/saymrwulf/onnxruntime.git
synced 2026-05-17 21:10:43 +00:00
78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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#include "Std.h"
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#include "fileHelpers.h"
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#include <winstring.h>
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extern "C"
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{
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HRESULT __stdcall OS_RoGetActivationFactory(HSTRING classId, GUID const& iid, void** factory) noexcept;
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}
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#ifdef _M_IX86
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#pragma comment(linker, "/alternatename:_OS_RoGetActivationFactory@12=_RoGetActivationFactory@12")
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#else
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#pragma comment(linker, "/alternatename:OS_RoGetActivationFactory=RoGetActivationFactory")
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#endif
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bool starts_with(std::wstring_view value, std::wstring_view match) noexcept
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{
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return 0 == value.compare(0, match.size(), match);
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}
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HRESULT __stdcall WINRT_RoGetActivationFactory(HSTRING classId_hstring, GUID const& iid, void** factory) noexcept
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{
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*factory = nullptr;
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std::wstring_view name{ WindowsGetStringRawBuffer(classId_hstring, nullptr), WindowsGetStringLen(classId_hstring) };
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HMODULE library{ nullptr };
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std::wstring winmlDllPath = FileHelpers::GetWinMLPath() + L"Windows.AI.MachineLearning.dll";
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if (starts_with(name, L"Windows.AI.MachineLearning."))
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{
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const wchar_t* libPath = winmlDllPath.c_str();
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library = LoadLibraryExW(libPath, nullptr, 0);
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}
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else
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{
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return OS_RoGetActivationFactory(classId_hstring, iid, factory);
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}
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if (!library)
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{
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return HRESULT_FROM_WIN32(GetLastError());
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}
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using DllGetActivationFactory = HRESULT __stdcall(HSTRING classId, void** factory);
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auto call = reinterpret_cast<DllGetActivationFactory*>(GetProcAddress(library, "DllGetActivationFactory"));
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if (!call)
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{
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HRESULT const hr = HRESULT_FROM_WIN32(GetLastError());
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WINRT_VERIFY(FreeLibrary(library));
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return hr;
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}
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winrt::com_ptr<winrt::Windows::Foundation::IActivationFactory> activation_factory;
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HRESULT const hr = call(classId_hstring, activation_factory.put_void());
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if (FAILED(hr))
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{
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WINRT_VERIFY(FreeLibrary(library));
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return hr;
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}
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if (winrt::guid(iid) != winrt::guid_of<winrt::Windows::Foundation::IActivationFactory>())
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{
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return activation_factory->QueryInterface(iid, factory);
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}
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*factory = activation_factory.detach();
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return S_OK;
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}
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int32_t __stdcall WINRT_RoGetActivationFactory(void* classId, winrt::guid const& iid, void** factory) noexcept
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{
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return WINRT_RoGetActivationFactory((HSTRING)classId, (GUID)iid, factory);
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}
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