bool Plugin::loadPlugin(const std::string name, const std::string file)
{
LIBRARY_HANDLE lhandle = NULL;
void (*fhandle)(mineserver_pointer_struct*) = NULL;
if (!file.empty())
{
LOG(INFO, "Plugin", "Loading plugin `" + name + "' (`" + file + "')...");
struct stat st;
int statr = stat(file.c_str(), &st);
if ((statr == 0) && !(st.st_mode & S_IFDIR))
{
lhandle = LIBRARY_LOAD(file.c_str());
}
else
{
LOG(INFO, "Plugin", "Could not find `" + file + "', trying `" + file + LIBRARY_EXTENSION + "'.");
statr = stat((file + LIBRARY_EXTENSION).c_str(), &st);
if ((statr == 0) && !(st.st_mode & S_IFDIR))
{
lhandle = LIBRARY_LOAD((file + LIBRARY_EXTENSION).c_str());
}
else
{
LOG(INFO, "Plugin", "Could not find `" + file + LIBRARY_EXTENSION + "'!");
return false;
}
}
}
else
{
LOG(INFO, "Plugin", "Loading plugin `" + name + "' (built in)...");
lhandle = LIBRARY_SELF();
}
if (lhandle == NULL)
{
LOG(INFO, "Plugin", "Could not load plugin `" + name + "'!");
LOG(INFO, "Plugin", LIBRARY_ERROR());
return false;
}
m_libraryHandles[name] = lhandle;
fhandle = (void (*)(mineserver_pointer_struct*)) LIBRARY_SYMBOL(lhandle, (name + "_init").c_str());
if (fhandle == NULL)
{
LOG(INFO, "Plugin", "Could not get init function handle!");
unloadPlugin(name);
return false;
}
fhandle(&plugin_api_pointers);
return true;
}
void Plugin::unloadPlugin(const std::string name)
{
LIBRARY_HANDLE lhandle = NULL;
#ifdef FADOR_PLUGIN
void (*fhandle)(void) = NULL;
#else
void (*fhandle)(Mineserver*) = NULL;
#endif
if (m_pluginVersions.find(name) != m_pluginVersions.end())
{
LOG(INFO, "Plugin", "Unloading plugin `"+name+"'...");
if (m_libraryHandles[name] != NULL)
{
lhandle = m_libraryHandles[name];
m_libraryHandles.erase(name);
}
else
{
lhandle = LIBRARY_SELF();
}
#ifdef FADOR_PLUGIN
fhandle = (void (*)(void)) LIBRARY_SYMBOL(lhandle, (name+"_shutdown").c_str());
#else
fhandle = (void (*)(Mineserver*)) LIBRARY_SYMBOL(lhandle, (name+"_shutdown").c_str());
#endif
if (fhandle == NULL)
{
LOG(INFO, "Plugin","Could not get shutdown function handle!");
}
else
{
LOG(INFO, "Plugin","Calling shutdown function for `"+name+"'.");
#ifdef FADOR_PLUGIN
fhandle();
#else
fhandle(Mineserver::get());
#endif
}
LIBRARY_CLOSE(m_libraryHandles[name]);
}
else
{
LOG(INFO, "Plugin", "Plugin `"+name+"' not loaded!");
}
}
void Plugin::unloadPlugin(const std::string& name)
{
LIBRARY_HANDLE lhandle = NULL;
pfv fhandle = NULL;
if (m_pluginVersions.find(name) != m_pluginVersions.end())
{
LOG(INFO, "Plugin", "Unloading: " + name);
if (m_libraryHandles[name] != NULL)
{
lhandle = m_libraryHandles[name];
m_libraryHandles.erase(name);
}
else
{
lhandle = LIBRARY_SELF();
}
*reinterpret_cast<void**>(&fhandle) = (void*)LIBRARY_SYMBOL(lhandle, (name + "_shutdown").c_str());
if (fhandle == NULL)
{
LOG(INFO, "Plugin", "Could not get shutdown function handle!");
}
else
{
LOG(INFO, "Plugin", "Calling shutdown function for: " + name);
fhandle();
}
LIBRARY_CLOSE(m_libraryHandles[name]);
}
else
{
LOG(WARNING, "Plugin", name + " is not loaded!");
}
}
bool Plugin::loadPlugin(const std::string& name, const std::string& path, std::string alias)
{
LIBRARY_HANDLE lhandle = NULL;
pfms fhandle = NULL;
if (name.empty()
|| (name.find('/') != std::string::npos)
|| (name.find('\\') != std::string::npos))
{
LOG(INFO, "Plugin", "Invalid name: " + name);
return false;
}
if (alias.empty())
{
alias = name;
}
if (!path.empty())
{
std::string file;
file = path + '/' + name + LIBRARY_EXTENSION;
struct stat st;
int statr = stat(file.c_str(), &st);
if ((statr == 0) && !(st.st_mode & S_IFDIR))
{
LOG(INFO, "Plugin", "Loading: " + file);
lhandle = LIBRARY_LOAD(file.c_str());
}
else
{
LOG(INFO, "Plugin", "Could not find: " + file);
return false;
}
}
else
{
LOG(INFO, "Plugin", "Loading built-in: " + name);
lhandle = LIBRARY_SELF();
}
if (lhandle == NULL)
{
LOG(INFO, "Plugin", "Could not load: " + name);
LOG(INFO, "Plugin", LIBRARY_ERROR());
return false;
}
m_libraryHandles[alias] = lhandle;
*reinterpret_cast<void**>(&fhandle) = (void*)LIBRARY_SYMBOL(lhandle, (name + "_init").c_str());
if (fhandle == NULL)
{
LOG(INFO, "Plugin", "Could not get init function handle!");
unloadPlugin(alias);
return false;
}
fhandle(&plugin_api_pointers);
return true;
}
