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62 lines
1.6 KiB
62 lines
1.6 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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#include <Windows.h>
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#include <iostream>
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#include <stdio.h>
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using std::string;
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using std::endl;
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using std::cout;
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using std::flush;
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static volatile int i = 0;
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static HANDLE threadHandle = NULL;
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extern "C" __declspec(dllexport) __declspec(noinline) DWORD WINAPI ThreadProc(VOID * p)
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{
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i++;
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return 0;
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}
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BOOL WINAPI DllMain(HANDLE hDll, DWORD dwReason, LPVOID lpReserved)
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{
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switch (dwReason)
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{
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case DLL_PROCESS_ATTACH:
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{
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threadHandle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)ThreadProc, NULL, 0, NULL);
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if (threadHandle != NULL)
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{
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cout << "Creating thread in DllMain(PROCESS_ATTACH)" << endl << flush;
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}
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else
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{
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cout << "Failed to create thread in DllMain(PROCESS_ATTACH)" << endl << flush;
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}
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i = 12;
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break;
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}
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case DLL_THREAD_ATTACH:
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case DLL_THREAD_DETACH:
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case DLL_PROCESS_DETACH:
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default:
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break;
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}
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return TRUE;
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}
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extern "C" __declspec(dllexport) int Something()
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{
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// Proceed only when either the thread was not created or finished.
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WaitForSingleObject(threadHandle, INFINITE);
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return i;
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}
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