X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=mware%2Fevent.h;h=5bc94e9ef3b875ad6ce84654ec90867273271a2c;hb=HEAD;hp=4270e94698100af607168b8e6a1a0590155bc0c7;hpb=5b9ba07bc069e4403dd5713b6be6c5f98f8a86a7;p=bertos.git

diff --git a/mware/event.h b/mware/event.h
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-/**
- * \file
- * <!--
- * This file is part of BeRTOS.
- *
- * Bertos 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 2 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, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * As a special exception, you may use this file as part of a free software
- * library without restriction.  Specifically, if other files instantiate
- * templates or use macros or inline functions from this file, or you compile
- * this file and link it with other files to produce an executable, this
- * file does not by itself cause the resulting executable to be covered by
- * the GNU General Public License.  This exception does not however
- * invalidate any other reasons why the executable file might be covered by
- * the GNU General Public License.
- *
- * Copyright 2003, 2004, 2005 Develer S.r.l. (http://www.develer.com/)
- * Copyright 1999, 2001, 2003 Bernardo Innocenti <bernie@develer.com>
- *
- * -->
- *
- * \brief Events handling
- *
- * This module implements a common system for executing
- * a user defined action calling a hook function.
- *
- * \version $Id$
- *
- * \author Bernardo Innocenti <bernie@develer.com>
- */
-
-#ifndef KERN_EVENT_H
-#define KERN_EVENT_H
-
-#include <cfg/compiler.h>
-#include <appconfig.h>
-
-#if CONFIG_KERNEL
-	#include <config_kern.h>
-	#if defined(CONFIG_KERN_SIGNALS) && CONFIG_KERN_SIGNALS
-		#include <kern/signal.h>
-	#endif
-
-	/* Forward decl */
-	struct Process;
-#endif
-
-
-/// User defined callback type
-typedef void (*Hook)(void *);
-
-typedef struct Event
-{
-	void (*action)(struct Event *);
-	union
-	{
-#if defined(CONFIG_KERN_SIGNALS) && CONFIG_KERN_SIGNALS
-		struct
-		{
-			struct Process *sig_proc;  /* Process to be signalled */
-			sigbit_t        sig_bit;   /* Signal to send */
-		} Sig;
-#endif
-		struct
-		{
-			Hook  func;         /* Pointer to softint hook */
-			void *user_data;    /* Data to be passed back to user hook */
-		} Int;
-	} Ev;
-} Event;
-
-void event_hook_ignore(Event *event);
-void event_hook_signal(Event *event);
-void event_hook_softint(Event *event);
-
-/** Initialize the event \a e as a no-op */
-#define event_initNone(e) \
-	((e)->action = event_hook_ignore)
-
-/** Same as event_initNone(), but returns the initialized event */
-INLINE Event event_createNone(void);
-INLINE Event event_createNone(void)
-{
-	Event e;
-	e.action = event_hook_ignore;
-	return e;
-}
-
-/** Initialize the event \a e with a software interrupt (call function \a f, with parameter \a u) */
-#define event_initSoftInt(e,f,u) \
-	((e)->action = event_hook_softint,(e)->Ev.Int.func = (f), (e)->Ev.Int.user_data = (u))
-
-/** Same as event_initSoftInt(), but returns the initialized event */
-INLINE Event event_createSoftInt(Hook func, void *user_data)
-{
-	Event e;
-	e.action = event_hook_softint;
-	e.Ev.Int.func = func;
-	e.Ev.Int.user_data = user_data;
-	return e;
-}
-
-
-#if defined(CONFIG_KERN_SIGNALS) && CONFIG_KERN_SIGNALS
-
-/** Initialize the event \a e with a signal (send signal \a s to process \a p) */
-#define event_initSignal(e,p,s) \
-	((e)->action = event_hook_signal,(e)->Ev.Sig.sig_proc = (p), (e)->Ev.Sig.sig_bit = (s))
-
-/** Same as event_initSignal(), but returns the initialized event */
-INLINE Event event_createSignal(struct Process *proc, sigbit_t bit)
-{
-	Event e;
-	e.action = event_hook_signal;
-	e.Ev.Sig.sig_proc = proc;
-	e.Ev.Sig.sig_bit = bit;
-	return e;
-}
-
-#endif
-
-/** Trigger an event */
-INLINE void event_do(struct Event *e)
-{
-	e->action(e);
-}
-
-#endif /* KERN_EVENT_H */