/* $Id: module.h,v 1.15 2004/11/08 19:27:22 jonas Exp $ */#ifndef EL__MODULES_MODULE_H#define EL__MODULES_MODULE_H#include "config/options.h"#include "sched/event.h"/* The module record */struct module {	/* The name of the module. It needs to be unique in its class (ie. in	 * the scope of root modules or submodules of one parent module). */	unsigned char *name;	/* The options that should be registered for this module.	 * The table should end with NULL_OPTION_INFO. */	struct option_info *options;	/* The event hooks that should be registered for this module.	 * The table should end with NULL_EVENT_HOOK_INFO. */	struct event_hook_info *hooks;	/* Any submodules that this module contains. Order matters	 * since it is garanteed that initialization will happen in	 * the specified order and teardown in the reverse order.	 * The table should end with NULL. */	struct module **submodules;	/* User data for the module. Undefined purpose. */	void *data;	/* Lifecycle functions */	/* This function should initialize the module. */	void (*init)(struct module *module);	/* This function should shutdown the module. */	void (*done)(struct module *module);};#define struct_module(name, options, hooks, submods, data, init, done) \	{ name, options, hooks, submods, data, init, done }#define foreach_module(module, modules, i)			\	for (i = 0, module = modules ? modules[i] : NULL;	\	     module;						\	     i++, module = modules[i])/* The module table has to be NULL terminates */static inline intsizeof_modules(struct module **modules){	struct module *module;	int i;	foreach_module (module, modules, i) {		; /* m33p */	}	return i - 1;}#define foreachback_module(module, modules, i)			\	for (i = sizeof_modules(modules);			\	     i >= 0 && (module = modules[i]);			\	     i--)/* Interface for handling single modules */void register_module_options(struct module *module);void unregister_module_options(struct module *module);void init_module(struct module *module);void done_module(struct module *module);/* Interface for handling builtin modules */extern struct module *builtin_modules[];extern struct module *main_modules[];void register_modules_options(struct module *modules[]);void unregister_modules_options(struct module *modules[]);void init_modules(struct module *modules[]);void done_modules(struct module *modules[]);#endif