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annotate OrthancFramework/SharedLibrary/DllMain.cpp @ 4742:31793125f491

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 06 Jul 2021 09:53:25 +0200
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Lesser General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Lesser General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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21
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22
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23 /**
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24
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25 This file merges 2 files:
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26 ${BOOST_SOURCES_DIR}/libs/thread/src/win32/tss_dll.cpp
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27 ${OPENSSL_SOURCES_DIR}/crypto/dllmain.c
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28
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29 **/
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30
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31 #if defined(_WIN32) || defined(__CYGWIN__)
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32 # ifdef __CYGWIN__
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33 # include <windows.h>
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34 # endif
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35
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36 #include "e_os.h"
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37 #include "crypto/cryptlib.h"
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38
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39 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
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40 {
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41 switch (fdwReason)
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42 {
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43 case DLL_PROCESS_ATTACH:
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44 //OPENSSL_cpuid_setup(); // TODO - Is this necessary?
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45 break;
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46
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47 case DLL_THREAD_ATTACH:
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48 break;
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49
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50 case DLL_THREAD_DETACH:
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51 OPENSSL_thread_stop();
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52 break;
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53
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54 case DLL_PROCESS_DETACH:
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55 break;
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56 }
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57
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58 return TRUE;
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59 }
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60
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61 #endif
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62
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63
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64 namespace boost
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65 {
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66 void tss_cleanup_implemented()
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67 {
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68 /*
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69 This function's sole purpose is to cause a link error in cases where
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70 automatic tss cleanup is not implemented by Boost.Threads as a
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71 reminder that user code is responsible for calling the necessary
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72 functions at the appropriate times (and for implementing an a
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73 tss_cleanup_implemented() function to eliminate the linker's
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74 missing symbol error).
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75
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76 If Boost.Threads later implements automatic tss cleanup in cases
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77 where it currently doesn't (which is the plan), the duplicate
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78 symbol error will warn the user that their custom solution is no
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79 longer needed and can be removed.
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80 */
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81 }
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82 }
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83