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