Mercurial > hg > orthanc-wsi
annotate Resources/Orthanc/Plugins/Engine/SharedLibrary.cpp @ 114:481eb5d78722
provision for recently-release OpenJPEG 2.3
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 12 Oct 2017 17:25:12 +0200 |
parents | a3e8ac8b7256 |
children | a18bfe1fdd62 |
rev | line source |
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1 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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ff0ef01c332c
shared copyright with osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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changeset
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5 * Copyright (C) 2017 Osimis, Belgium |
1 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU General Public License as | |
9 * published by the Free Software Foundation, either version 3 of the | |
10 * License, or (at your option) any later version. | |
11 * | |
12 * In addition, as a special exception, the copyright holders of this | |
13 * program give permission to link the code of its release with the | |
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
15 * that use the same license as the "OpenSSL" library), and distribute | |
16 * the linked executables. You must obey the GNU General Public License | |
17 * in all respects for all of the code used other than "OpenSSL". If you | |
18 * modify file(s) with this exception, you may extend this exception to | |
19 * your version of the file(s), but you are not obligated to do so. If | |
20 * you do not wish to do so, delete this exception statement from your | |
21 * version. If you delete this exception statement from all source files | |
22 * in the program, then also delete it here. | |
23 * | |
24 * This program is distributed in the hope that it will be useful, but | |
25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
27 * General Public License for more details. | |
28 * | |
29 * You should have received a copy of the GNU General Public License | |
30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
31 **/ | |
32 | |
33 | |
34 #include "../../OrthancServer/PrecompiledHeadersServer.h" | |
35 #include "SharedLibrary.h" | |
36 | |
39 | 37 #if ORTHANC_ENABLE_PLUGINS != 1 |
1 | 38 #error The plugin support is disabled |
39 #endif | |
40 | |
41 | |
42 #include "../../Core/Logging.h" | |
43 #include "../../Core/Toolbox.h" | |
44 | |
45 #include <boost/filesystem.hpp> | |
46 | |
47 #if defined(_WIN32) | |
48 #include <windows.h> | |
107 | 49 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__) |
1 | 50 #include <dlfcn.h> |
51 #else | |
52 #error Support your platform here | |
53 #endif | |
54 | |
55 namespace Orthanc | |
56 { | |
57 SharedLibrary::SharedLibrary(const std::string& path) : | |
58 path_(path), | |
59 handle_(NULL) | |
60 { | |
61 #if defined(_WIN32) | |
62 handle_ = ::LoadLibraryA(path_.c_str()); | |
63 if (handle_ == NULL) | |
64 { | |
65 LOG(ERROR) << "LoadLibrary(" << path_ << ") failed: Error " << ::GetLastError(); | |
66 throw OrthancException(ErrorCode_SharedLibrary); | |
67 } | |
68 | |
107 | 69 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__) |
1 | 70 handle_ = ::dlopen(path_.c_str(), RTLD_NOW); |
71 if (handle_ == NULL) | |
72 { | |
73 std::string explanation; | |
74 const char *tmp = ::dlerror(); | |
75 if (tmp) | |
76 { | |
77 explanation = ": Error " + std::string(tmp); | |
78 } | |
79 | |
80 LOG(ERROR) << "dlopen(" << path_ << ") failed" << explanation; | |
81 throw OrthancException(ErrorCode_SharedLibrary); | |
82 } | |
83 | |
84 #else | |
85 #error Support your platform here | |
86 #endif | |
87 } | |
88 | |
89 SharedLibrary::~SharedLibrary() | |
90 { | |
91 if (handle_) | |
92 { | |
93 #if defined(_WIN32) | |
94 ::FreeLibrary((HMODULE)handle_); | |
107 | 95 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__) |
1 | 96 ::dlclose(handle_); |
97 #else | |
98 #error Support your platform here | |
99 #endif | |
100 } | |
101 } | |
102 | |
103 | |
104 SharedLibrary::FunctionPointer SharedLibrary::GetFunctionInternal(const std::string& name) | |
105 { | |
106 if (!handle_) | |
107 { | |
108 throw OrthancException(ErrorCode_InternalError); | |
109 } | |
110 | |
111 #if defined(_WIN32) | |
112 return ::GetProcAddress((HMODULE)handle_, name.c_str()); | |
107 | 113 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__) |
1 | 114 return ::dlsym(handle_, name.c_str()); |
115 #else | |
116 #error Support your platform here | |
117 #endif | |
118 } | |
119 | |
120 | |
121 SharedLibrary::FunctionPointer SharedLibrary::GetFunction(const std::string& name) | |
122 { | |
123 SharedLibrary::FunctionPointer result = GetFunctionInternal(name); | |
124 | |
125 if (result == NULL) | |
126 { | |
127 LOG(ERROR) << "Shared library does not expose function \"" << name << "\""; | |
128 throw OrthancException(ErrorCode_SharedLibrary); | |
129 } | |
130 else | |
131 { | |
132 return result; | |
133 } | |
134 } | |
135 | |
136 | |
137 bool SharedLibrary::HasFunction(const std::string& name) | |
138 { | |
139 return GetFunctionInternal(name) != NULL; | |
140 } | |
141 } |