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122 lines
2.1 KiB
C++
122 lines
2.1 KiB
C++
//
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// SharedLibrary_WIN32U.cpp
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//
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// Library: Foundation
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// Package: SharedLibrary
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// Module: SharedLibrary
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "Poco/SharedLibrary_WIN32U.h"
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#include "Poco/UnicodeConverter.h"
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#include "Poco/Path.h"
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#include "Poco/UnWindows.h"
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namespace Poco {
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FastMutex SharedLibraryImpl::_mutex;
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SharedLibraryImpl::SharedLibraryImpl()
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{
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_handle = 0;
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}
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SharedLibraryImpl::~SharedLibraryImpl()
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{
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}
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void SharedLibraryImpl::loadImpl(const std::string& path, int /*flags*/)
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{
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FastMutex::ScopedLock lock(_mutex);
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if (_handle) throw LibraryAlreadyLoadedException(_path);
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DWORD flags(0);
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#if !defined(_WIN32_WCE)
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Path p(path);
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if (p.isAbsolute()) flags |= LOAD_WITH_ALTERED_SEARCH_PATH;
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#endif
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std::wstring upath;
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UnicodeConverter::toUTF16(path, upath);
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_handle = LoadLibraryExW(upath.c_str(), 0, flags);
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if (!_handle) throw LibraryLoadException(path);
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_path = path;
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}
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void SharedLibraryImpl::unloadImpl()
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{
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FastMutex::ScopedLock lock(_mutex);
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if (_handle)
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{
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FreeLibrary((HMODULE) _handle);
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_handle = 0;
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}
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_path.clear();
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}
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bool SharedLibraryImpl::isLoadedImpl() const
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{
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return _handle != 0;
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}
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void* SharedLibraryImpl::findSymbolImpl(const std::string& name)
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{
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FastMutex::ScopedLock lock(_mutex);
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if (_handle)
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{
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#if defined(_WIN32_WCE)
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std::wstring uname;
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UnicodeConverter::toUTF16(name, uname);
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return (void*) GetProcAddressW((HMODULE) _handle, uname.c_str());
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#else
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return (void*) GetProcAddress((HMODULE) _handle, name.c_str());
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#endif
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}
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else return 0;
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}
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const std::string& SharedLibraryImpl::getPathImpl() const
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{
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return _path;
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}
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std::string SharedLibraryImpl::suffixImpl()
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{
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#if defined(_DEBUG) && !defined(POCO_NO_SHARED_LIBRARY_DEBUG_SUFFIX)
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return "d.dll";
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#else
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return ".dll";
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#endif
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}
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bool SharedLibraryImpl::setSearchPathImpl(const std::string& path)
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{
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#if _WIN32_WINNT >= 0x0502
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std::wstring wpath;
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Poco::UnicodeConverter::toUTF16(path, wpath);
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return SetDllDirectoryW(wpath.c_str()) != 0;
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#else
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return false;
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#endif
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}
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} // namespace Poco
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