Mercurial > hg > orthanc

annotate OrthancFramework/Sources/SharedLibrary.cpp @ 5640:f7adfb22e20e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
updated copyright, as Orthanc Team now replaces Osimis
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 30 May 2024 21:19:57 +0200
parents 48b8dae6dc77
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Orthanc - A Lightweight, RESTful DICOM Store
1900
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1632
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
1288
6e7e5ed91c2d upgrade to year 2015
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1032
diff changeset
4 * Department, University Hospital of Liege, Belgium
5640
f7adfb22e20e updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5485
diff changeset
5 * Copyright (C) 2017-2023 Osimis S.A., Belgium
f7adfb22e20e updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5485
diff changeset
6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
5485
48b8dae6dc77 upgrade to year 2024
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 *
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * This program is free software: you can redistribute it and/or
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
10 * modify it under the terms of the GNU Lesser General Public License
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
11 * as published by the Free Software Foundation, either version 3 of
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
12 * the License, or (at your option) any later version.
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 *
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * This program is distributed in the hope that it will be useful, but
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
17 * Lesser General Public License for more details.
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 *
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
19 * You should have received a copy of the GNU Lesser General Public
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
20 * License along with this program. If not, see
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
21 * <http://www.gnu.org/licenses/>.
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 **/
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24
2463
be5c0f4155f6 move SharedLibrary into OrthancFramework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
25 #include "PrecompiledHeaders.h"
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
26 #include "SharedLibrary.h"
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
27
2463
be5c0f4155f6 move SharedLibrary into OrthancFramework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
28 #include "Logging.h"
be5c0f4155f6 move SharedLibrary into OrthancFramework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
29 #include "OrthancException.h"
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
30
1630
ffd23c0104af "/system" URI gives information about the plugins used for storage area and DB back-end
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1625
diff changeset
31 #include <boost/filesystem.hpp>
ffd23c0104af "/system" URI gives information about the plugins used for storage area and DB back-end
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1625
diff changeset
32
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
33 #if defined(_WIN32)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
34 #include <windows.h>
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2244
diff changeset
35 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__)
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
36 #include <dlfcn.h>
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
37 #else
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
38 #error Support your platform here
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
39 #endif
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
40
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 namespace Orthanc
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 {
1631
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1630
diff changeset
43 SharedLibrary::SharedLibrary(const std::string& path) :
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1630
diff changeset
44 path_(path),
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1630
diff changeset
45 handle_(NULL)
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
46 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
47 #if defined(_WIN32)
1630
ffd23c0104af "/system" URI gives information about the plugins used for storage area and DB back-end
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1625
diff changeset
48 handle_ = ::LoadLibraryA(path_.c_str());
893
f57802f8b4dc plugins for windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 887
diff changeset
49 if (handle_ == NULL)
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
50 {
1630
ffd23c0104af "/system" URI gives information about the plugins used for storage area and DB back-end
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1625
diff changeset
51 LOG(ERROR) << "LoadLibrary(" << path_ << ") failed: Error " << ::GetLastError();
4373
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
52
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
53 if (::GetLastError() == ERROR_BAD_EXE_FORMAT &&
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
54 sizeof(void*) == 4)
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
55 {
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
56 throw OrthancException(ErrorCode_SharedLibrary,
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
57 "You are most probably trying to load a 64bit plugin into a 32bit version of Orthanc");
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
58 }
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
59 else if (::GetLastError() == ERROR_BAD_EXE_FORMAT &&
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
60 sizeof(void*) == 8)
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
61 {
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
62 throw OrthancException(ErrorCode_SharedLibrary,
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
63 "You are most probably trying to load a 32bit plugin into a 64bit version of Orthanc");
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
64 }
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
65 else
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
66 {
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
67 throw OrthancException(ErrorCode_SharedLibrary);
c601f48c7c80 Explicit error log if trying to load a 32bit (resp. 64bit) plugin into a 64bit (resp. 32bit) version of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
68 }
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
69 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
70
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2244
diff changeset
71 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__)
3788
626d5f4a5afb disable RTLD_DEEPBIND if loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3696
diff changeset
72
3696
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
73 /**
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
74 * "RTLD_LOCAL" is the default, and is only present to be
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
75 * explicit. "RTLD_DEEPBIND" was added in Orthanc 1.6.0, in order
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
76 * to avoid crashes while loading plugins from the LSB binaries of
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
77 * the Orthanc core.
3788
626d5f4a5afb disable RTLD_DEEPBIND if loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3696
diff changeset
78 *
626d5f4a5afb disable RTLD_DEEPBIND if loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3696
diff changeset
79 * BUT this had no effect, and this results in a crash if loading
626d5f4a5afb disable RTLD_DEEPBIND if loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3696
diff changeset
80 * the Python 2.7 plugin => We disabled it again in Orthanc 1.6.1.
3696
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
81 **/
3788
626d5f4a5afb disable RTLD_DEEPBIND if loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3696
diff changeset
82
626d5f4a5afb disable RTLD_DEEPBIND if loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3696
diff changeset
83 #if 0 // && defined(RTLD_DEEPBIND) // This is a GNU extension
626d5f4a5afb disable RTLD_DEEPBIND if loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3696
diff changeset
84 // Disabled in Orthanc 1.6.1
3696
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
85 handle_ = ::dlopen(path_.c_str(), RTLD_NOW | RTLD_LOCAL | RTLD_DEEPBIND);
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
86 #else
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
87 handle_ = ::dlopen(path_.c_str(), RTLD_NOW | RTLD_LOCAL);
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
88 #endif
b7087f928050 use of RTLD_DEEPBIND in dlopen() while loading plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
89
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
90 if (handle_ == NULL)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
91 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
92 std::string explanation;
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
93 const char *tmp = ::dlerror();
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
94 if (tmp)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
95 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
96 explanation = ": Error " + std::string(tmp);
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
97 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
98
1630
ffd23c0104af "/system" URI gives information about the plugins used for storage area and DB back-end
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1625
diff changeset
99 LOG(ERROR) << "dlopen(" << path_ << ") failed" << explanation;
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
100 throw OrthancException(ErrorCode_SharedLibrary);
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
101 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
102
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
103 #else
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
104 #error Support your platform here
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
105 #endif
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
106 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
107
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
108 SharedLibrary::~SharedLibrary()
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
109 {
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
110 if (handle_)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
111 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
112 #if defined(_WIN32)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
113 ::FreeLibrary((HMODULE)handle_);
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2244
diff changeset
114 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__)
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
115 ::dlclose(handle_);
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
116 #else
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
117 #error Support your platform here
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
118 #endif
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
119 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
120 }
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
121
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
122
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
123 const std::string &SharedLibrary::GetPath() const
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
124 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
125 return path_;
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
126 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
127
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
128
893
f57802f8b4dc plugins for windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 887
diff changeset
129 SharedLibrary::FunctionPointer SharedLibrary::GetFunctionInternal(const std::string& name)
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
130 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
131 if (!handle_)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
132 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
133 throw OrthancException(ErrorCode_InternalError);
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
134 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
135
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
136 #if defined(_WIN32)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
137 return ::GetProcAddress((HMODULE)handle_, name.c_str());
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2244
diff changeset
138 #elif defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__OpenBSD__)
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
139 return ::dlsym(handle_, name.c_str());
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
140 #else
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
141 #error Support your platform here
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
142 #endif
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
143 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
144
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
145
893
f57802f8b4dc plugins for windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 887
diff changeset
146 SharedLibrary::FunctionPointer SharedLibrary::GetFunction(const std::string& name)
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
147 {
893
f57802f8b4dc plugins for windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 887
diff changeset
148 SharedLibrary::FunctionPointer result = GetFunctionInternal(name);
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
149
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
150 if (result == NULL)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
151 {
2954
d924f9bb61cc taking advantage of details in OrthancException
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2463
diff changeset
152 throw OrthancException(
d924f9bb61cc taking advantage of details in OrthancException
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2463
diff changeset
153 ErrorCode_SharedLibrary,
d924f9bb61cc taking advantage of details in OrthancException
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2463
diff changeset
154 "Shared library does not expose function \"" + name + "\"");
885
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
155 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
156 else
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
157 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
158 return result;
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
159 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
160 }
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
161
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
162
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
163 bool SharedLibrary::HasFunction(const std::string& name)
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
164 {
0570a8c859cb SharedLibrary class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 884
diff changeset
165 return GetFunctionInternal(name) != NULL;
884
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
166 }
cd8a69aa4093 creation of branch plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
167 }