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/* Copyright 2010 sss
* This file is part of evil_core.
*
* evil_core 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.
*
* evil_core 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 evil_core. If not, see <http://www.gnu.org/licenses/>.*/
#include "commonheaders.h"
extern std::list<plugin*> plugins;
extern PLUGINLINK pluglink;
void load_modules()
{
std::string path = boost::filesystem::initial_path().directory_string(); //need some workaround for windows than called indirectly
path.append("/plugins");
logger.log(LM_DEBUG, "Plugin directory is %s \n", path.c_str());
logger.log(LM_DEBUG, "Loading plugins...\n");
boost::filesystem::path pth(path);
if(!boost::filesystem::is_directory(pth))
return;
boost::filesystem::directory_iterator i(pth), end;
while(i != end)
{
if(boost::filesystem::is_directory(*i)) //we not look in subdirectories
{
logger.log(LM_DEBUG, "found subdirectory under plugins directory, skipping.\n");
++i;
continue;
}
if(!boost::filesystem::status_known((*i).status())) //worng data
{
logger.log(LM_DEBUG, "found invalid filesystem object, skipping.\n");
++i;
continue;
}
bool is_plugin = true;
plugin::exported_functions_s *funcs = new plugin::exported_functions_s;
ACE_DLL *dll = new ACE_DLL;
boost::filesystem::path pth = i->path();
if(dll->open(pth.string().c_str()) != -1)
{
if((funcs->Load = (load)dll->symbol("load")) == NULL)
{
is_plugin = false;
logger.log(LM_DEBUG, "\'load\' not found in library, this is not plugin.\n");
}
if((funcs->OnModulesLoaded = (on_modules_loaded)dll->symbol("on_modules_loaded")) == NULL)
{
is_plugin = false;
logger.log(LM_DEBUG, "\'on_modules_loaded\' not found in library, this is not plugin.\n");
}
if((funcs->Unload = (unload)dll->symbol("unload")) == NULL)
{
is_plugin = false;
logger.log(LM_DEBUG, "\'unload\' not found in library, this is not plugin.\n");
}
if((funcs->SetPluginInfo = (set_plugin_info)dll->symbol("set_plugin_info")) == NULL)
{
is_plugin = false;
logger.log(LM_DEBUG, "\'set_plugin_info\' not found in library, this is not plugin.\n");
}
}
if(!is_plugin)
{
delete funcs;
delete dll;
continue;
}
PLUGININFO *info = funcs->SetPluginInfo();
plugins.push_back(new plugin(dll, info, funcs));
++i;
}
}
void run_plugins()
{ //now for testing only
if(!plugins.empty())
{
std::list<plugin*>::iterator end = plugins.end();
for(std::list<plugin*>::iterator i = plugins.begin(); i != end; ++i)
{
boost::thread *thr = new boost::thread(boost::bind((*i)->get_exported_functions()->Load, &pluglink));
if(!thr->timed_join(boost::posix_time::seconds(10)))
logger.log(LM_DEBUG, "Thread execution timeout, plugin \"%s\" basic initialisation failed.\n", toUTF8((*i)->get_plugininfo()->name).c_str());
else
logger.log(LM_DEBUG, "plugin \"%s\" basic initialisation success.\n", toUTF8((*i)->get_plugininfo()->name).c_str());
delete thr;
}
for(std::list<plugin*>::iterator i = plugins.begin(); i != end; ++i)
{
boost::thread *thr = new boost::thread(boost::bind((*i)->get_exported_functions()->OnModulesLoaded));
if(!thr->timed_join(boost::posix_time::seconds(15)))
logger.log(LM_DEBUG, "Thread execution timeout, plugin \"%s\" main initialisation failed.\n", toUTF8((*i)->get_plugininfo()->name).c_str());
else
logger.log(LM_DEBUG, "plugin \"%s\" main initialisation success.\n", toUTF8((*i)->get_plugininfo()->name).c_str());
delete thr;
}
}
}
plugin::plugin(ACE_DLL *lib, PLUGININFO *info, exported_functions_s *funcs)
{
if(lib)
plug = lib;
else
plug = NULL;
if(info)
plugininfo = info;
else
plugininfo = NULL;
if(funcs)
exported_funcs = funcs;
else
exported_funcs = NULL;
pluginid = current_plugin_id;
plugininfo->pluginid = pluginid;
++current_plugin_id;
}
plugin::~plugin()
{
if(plug)
delete plug;
if(exported_funcs)
delete exported_funcs;
}
const PLUGININFO* plugin::get_plugininfo()
{
return plugininfo;
}
const plugin::exported_functions_s* plugin::get_exported_functions()
{
return exported_funcs;
}
const int plugin::get_plugin_id()
{
return pluginid;
}
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