static struct snobj *handle_reset_modules(struct snobj *q)
{
struct module *m;
while (list_modules((const struct module **)&m, 1, 0))
destroy_module(m);
printf("*** All modules have been destroyed ***\n");
return NULL;
}
static struct snobj *handle_destroy_module(struct snobj *arg)
{
const char *m_name;
struct module *m;
m_name = snobj_str_get(arg);
if (!m_name)
return snobj_err(EINVAL, "Argument must be a name in str");
if ((m = find_module(m_name)) == NULL)
return snobj_err(ENOENT, "No module '%s' found", m_name);
destroy_module(m);
return NULL;
}
NEINT32 end_server(NEINT32 force)
{
/*ne_thsrvid_t timerid = get_timer_thid() ;
if(timerid) {
ne_thsrv_destroy(timerid,0) ;
}*/
ne_host_eixt() ;
if(listen_handle) {
ne_srv_msgtable_destroy(listen_handle) ;
ne_object_destroy(listen_handle,0) ;
listen_handle = 0 ;
}
ne_thsrv_release_all() ;
destroy_rsa_key() ;
destroy_module() ;
neprintf("end server\n") ;
return 0;
}
void finalize_vm()
{
destroy_module(main_module, &error);
print_error("when deleting main_module", &error);
free(registry_file);
}
void vsx_module_list::init(vsx_string args)
{
// woops, looks like we already built the list
if (module_list.size()) return;
// statistics counter - how many modules are loaded in total?
unsigned long total_num_modules = 0;
// set up engine environment for later use (directories in which modules can look for config)
vsx_engine_environment engine_environment;
engine_environment.engine_parameter[0] = PLATFORM_SHARED_FILES+"plugin-config/";
// recursively find the plugin so's from the plugins directory
// store it in: mfiles
std::list<vsx_string> mfiles;
get_files_recursive
(
vsx_string(CMAKE_INSTALL_PREFIX)
+
vsx_get_directory_separator()
+
vsx_string(VSXU_INSTALL_LIB_DIR)
+
"/vsxu/plugins"
,
&mfiles
,
".so"
,
""
);
//-------------------------------------------------------------------------
//-------------------------------------------------------------------------
// Iterate through all the filenames, treat them as plugins with dlopen
// and probe them to see if they are vsxu modules.
for (std::list<vsx_string>::iterator it = mfiles.begin(); it != mfiles.end(); ++it)
{
vsx_string dynamic_object_file_name = (*it);
//vsx_avector<vsx_string> parts;
vsx_dynamic_object_handle plugin_handle;
//vsx_string deli = vsx_get_directory_separator();
//explode((*it),deli,parts);
// load the plugin
plugin_handle = vsx_dlopen::open(
dynamic_object_file_name.c_str()
);
// if loading fails, print debug output
if (!plugin_handle) {
printf(
"vsx_module_list init: Error: trying to load the plugin \"%s\"\n"
" Cause: dlopen returned error: %s\n",
dynamic_object_file_name.c_str(),
vsx_dlopen::error()
);
continue; // try to load the next plugin
}
// add this module handle to our list of module handles
plugin_handles.push_back(plugin_handle);
//-------------------------------------------------------------------------
// look for the REQUIRED constructor (factory) method
if (vsx_dlopen::sym(plugin_handle, "create_module") == 0)
{
printf(
"vsx_module_list init: Error: trying to load the plugin \"%s\"\n"
" Cause: sym could not find \"create_module\"\n",
dynamic_object_file_name.c_str()
);
continue; // try to load the next plugin
}
// initialize constructor (factory) method
vsx_module*(*create_new_module)(unsigned long) =
(vsx_module*(*)(unsigned long))
vsx_dlopen::sym(
plugin_handle,
"create_new_module"
);
//-------------------------------------------------------------------------
//-------------------------------------------------------------------------
// look for the REQUIRED destructor method
if (vsx_dlopen::sym(plugin_handle, "destroy_module") == 0)
{
printf(
"vsx_module_list init: Error: trying to load the plugin \"%s\"\n"
" Cause: sym could not find \"destroy_module\"\n",
dynamic_object_file_name.c_str()
);
continue; // try to load the next plugin
}
// init destructor method
void(*destroy_module)(vsx_module*,unsigned long) =
(void(*)(vsx_module*,unsigned long))
vsx_dlopen::sym(
plugin_handle,
"destroy_module"
);
//-------------------------------------------------------------------------
//-------------------------------------------------------------------------
// look for the REQUIRED get_num_modules method
if (vsx_dlopen::sym(plugin_handle, "get_num_modules") == 0)
{
printf(
"vsx_module_list init: Error: trying to load the plugin \"%s\"\n"
" Cause: sym could not find \"get_num_modules\"\n",
dynamic_object_file_name.c_str()
);
continue; // try to load the next plugin
}
// init get_num_modules method
unsigned long(*get_num_modules)(void) =
(unsigned long(*)(void))
vsx_dlopen::sym(
plugin_handle,
"get_num_modules"
);
//-------------------------------------------------------------------------
//-------------------------------------------------------------------------
// check for and if found, set the optional environment_info support
if (vsx_dlopen::sym(plugin_handle,"set_environment_info"))
{
void(*set_env)(vsx_engine_environment*) =
(void(*)(vsx_engine_environment*))
vsx_dlopen::sym(
plugin_handle,
"set_environment_info"
);
set_env(&engine_environment);
}
//-------------------------------------------------------------------------
// get the number of modules in this plugin
unsigned long num_modules_in_this_plugin = get_num_modules();
// iterate through modules in this plugin
for (
size_t module_index_iterator = 0;
module_index_iterator < num_modules_in_this_plugin;
module_index_iterator++
)
{
// ask the constructor / factory to create a module instance for us
vsx_module* module_object =
create_new_module(module_index_iterator);
// check for error
if (0x0 == module_object)
{
printf(
"vsx_module_list init: Error: trying to load the plugin \"%s\"\n"
" Cause: create_new_module returned 0x0 for module_index_iterator %lx\n"
" Hint: If you are developing, check to see that get_num_modules returns\n"
" the correct module count!\n"
,
dynamic_object_file_name.c_str(),
module_index_iterator
);
continue; // try to load the next module
}
// ask the module to provide its module info
vsx_module_info* module_info = new vsx_module_info;
module_object->module_info( module_info );
// check to see if this module can run on this system
bool can_run = module_object->can_run();
destroy_module( module_object, module_index_iterator );
if (!can_run) continue; // try to load the next module
module_info->location = "external";
// create module_plugin_info template
vsx_module_plugin_info module_plugin_info_template;
module_plugin_info_template.create_new_module = create_new_module;
module_plugin_info_template.destroy_module = destroy_module;
module_plugin_info_template.module_id = module_index_iterator;
// split the module identifier string into its individual names
// a module can have multiple names (and locations in the gui tree)
// some of these are hidden, thus the name begins with an exclamation mark - !
// example module identifier string:
// examples;my_modules;my_module||!old_path;old_category;old_name
// Only the first will show up in the gui. The second identifier is still usable in
// old state files.
vsx_string deli = "||";
vsx_avector<vsx_string> parts;
explode(module_info->identifier, deli, parts);
vsx_module_plugin_info* applied_plugin_info = 0;
// iterate through the individual names for this module
for (unsigned long i = 0; i < parts.size(); ++i)
{
// create a copy of the template
applied_plugin_info = new vsx_module_plugin_info;
*applied_plugin_info = module_plugin_info_template;
vsx_module_info* applied_module_info = new vsx_module_info;
*applied_module_info = *module_info;
applied_plugin_info->module_info = applied_module_info;
vsx_string module_identifier;
if (parts[i][0] == '!')
{
// hidden from gui
applied_plugin_info->hidden_from_gui = true;
module_identifier = parts[i].substr(1);
} else
{
// normal
applied_plugin_info->hidden_from_gui = false;
module_identifier = parts[i];
}
// set module info identifier
applied_module_info->identifier = module_identifier;
// add the applied_plugin_info to module_plugin_list
module_plugin_list[module_identifier] = applied_plugin_info;
// add the module info to the module list
module_list[module_identifier] = module_info;
} // iterate through the individual names for this module
module_infos.push_back(module_info);
} // iterate through modules in this plugin
} // Iterate through all the filenames, treat them as plugins
}