diff options
author | erihel <erihel@gmail.com> | 2012-07-19 19:19:21 +0200 |
---|---|---|
committer | erihel <erihel@gmail.com> | 2012-07-19 19:19:21 +0200 |
commit | d56db5f4e4a8e0d572bf3d682619bb25aebe4120 (patch) | |
tree | bb670182f3273a5a3bb18969cf8f25023fa381f0 /src/plugins/plugin.cpp | |
parent | 0e4b070b5f10c0004cfbfa234e3634357b070cba (diff) | |
download | colobot-d56db5f4e4a8e0d572bf3d682619bb25aebe4120.tar.gz colobot-d56db5f4e4a8e0d572bf3d682619bb25aebe4120.tar.bz2 colobot-d56db5f4e4a8e0d572bf3d682619bb25aebe4120.zip |
* Chaned plugin interface
* Added plugin class for plugin loading
* Added plugin loading test
Diffstat (limited to 'src/plugins/plugin.cpp')
-rw-r--r-- | src/plugins/plugin.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/plugins/plugin.cpp b/src/plugins/plugin.cpp new file mode 100644 index 0000000..ca0fe0e --- /dev/null +++ b/src/plugins/plugin.cpp @@ -0,0 +1,97 @@ +// * This file is part of the COLOBOT source code +// * Copyright (C) 2012 Polish Portal of Colobot (PPC) +// * +// * This program is free software: you can redistribute it and/or modify +// * it under the terms of the GNU General Public License as published by +// * the Free Software Foundation, either version 3 of the License, or +// * (at your option) any later version. +// * +// * This program is distributed in the hope that it will be useful, +// * but WITHOUT ANY WARRANTY; without even the implied warranty of +// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// * GNU General Public License for more details. +// * +// * You should have received a copy of the GNU General Public License +// * along with this program. If not, see http://www.gnu.org/licenses/. + +// plugin.cpp + + +#include "plugin.h" + + +CPlugin::CPlugin(std::string filename) +{ + mInterface = nullptr; + mFilename = filename; + mLoaded = false; +} + + +char* CPlugin::GetName() +{ + if (mLoaded) + return mInterface->PluginName(); + return nullptr; +} + + +int CPlugin::GetVersion() +{ + if (mLoaded) + return mInterface->PluginVersion(); + return 0; +} + + +bool CPlugin::IsLoaded() +{ + return mLoaded; +} + + +bool CPlugin::UnloadPlugin() +{ + if (!mLoaded) { + GetLogger()->Warn("Plugin %s is not loaded.\n"); + return true; + } + + void (*uninstall)() = (void (*)()) lt_dlsym(mHandle, "UninstallPluginEntry"); + if (!uninstall) { + GetLogger()->Error("Error getting UninstallPluginEntry for plugin %s: %s\n", mFilename.c_str(), lt_dlerror()); + return false; + } + + lt_dlclose(mHandle); + mLoaded = false; + return true; +} + + +bool CPlugin::LoadPlugin() +{ + mHandle = lt_dlopenext(mFilename.c_str()); + if (!mHandle) { + GetLogger()->Error("Error loading plugin %s: %s\n", mFilename.c_str(), lt_dlerror()); + return false; + } + + void (*install)() = (void (*)()) lt_dlsym(mHandle, "InstallPluginEntry"); + if (!install) { + GetLogger()->Error("Error getting InstallPluginEntry for plugin %s: %s\n", mFilename.c_str(), lt_dlerror()); + return false; + } + + CPluginInterface* (*getInterface)() = (CPluginInterface* (*)()) lt_dlsym(mHandle, "GetPluginInterfaceEntry"); + + if (!getInterface) { + GetLogger()->Error("Error getting GetPluginInterfaceEntry for plugin %s: %s\n", mFilename.c_str(), lt_dlerror()); + return false; + } + + install(); + mInterface = getInterface(); + mLoaded = true; + return true; +} |