69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
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/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2011 Chris Schoeneman, Nick Bolton, Sorin Sbarnea
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "CMSWindowsHookLibraryLoader.h"
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#include "XScreen.h"
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#include "CLog.h"
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CMSWindowsHookLibraryLoader::CMSWindowsHookLibraryLoader() :
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m_init(NULL),
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m_cleanup(NULL),
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m_setSides(NULL),
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m_setZone(NULL),
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m_setMode(NULL)
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{
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}
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CMSWindowsHookLibraryLoader::~CMSWindowsHookLibraryLoader()
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{
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// TODO: take ownership of m_ and delete them.
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}
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HINSTANCE
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CMSWindowsHookLibraryLoader::openHookLibrary(const char* name)
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{
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// load the hook library
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HINSTANCE hookLibrary = LoadLibrary(name);
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if (hookLibrary == NULL) {
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LOG((CLOG_ERR "failed to load hook library, %s.dll is missing", name));
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throw XScreenOpenFailure();
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}
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// look up functions
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m_setSides = (SetSidesFunc)GetProcAddress(hookLibrary, "setSides");
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m_setZone = (SetZoneFunc)GetProcAddress(hookLibrary, "setZone");
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m_setMode = (SetModeFunc)GetProcAddress(hookLibrary, "setMode");
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m_init = (InitFunc)GetProcAddress(hookLibrary, "init");
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m_cleanup = (CleanupFunc)GetProcAddress(hookLibrary, "cleanup");
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if (m_setSides == NULL ||
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m_setZone == NULL ||
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m_setMode == NULL ||
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m_init == NULL ||
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m_cleanup == NULL) {
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LOG((CLOG_ERR "invalid hook library, use a newer %s.dll", name));
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throw XScreenOpenFailure();
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}
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// initialize hook library
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if (m_init(GetCurrentThreadId()) == 0) {
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LOG((CLOG_ERR "failed to init %s.dll, another program may be using it", name));
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LOG((CLOG_INFO "restarting your computer may solve this error"));
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throw XScreenOpenFailure();
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}
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return hookLibrary;
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}
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