| /* |
| * Copyright (c) 2002, Adam Dunkels. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * 3. All advertising materials mentioning features or use of this |
| * software must display the following acknowledgement: |
| * This product includes software developed by Adam Dunkels. |
| * 4. The name of the author may not be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS |
| * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * This file is part of the "ek" event kernel. |
| * |
| * $Id: dispatcher.h,v 1.2 2003/04/09 19:15:27 adamdunkels Exp $ |
| * |
| */ |
| #ifndef __DISPATCHER_H__ |
| #define __DISPATCHER_H__ |
| |
| #include "ek.h" |
| #include "cc.h" |
| |
| void dispatcher_init(void); |
| |
| #define DISPATCHER_BROADCAST EK_ID_ALL |
| |
| #define DISPATCHER_PROC(name, idle, signal, uip) \ |
| NULL, 0, name, idle, signal, uip |
| struct dispatcher_proc { |
| struct dispatcher_proc *next; |
| ek_id_t id; |
| char *name; |
| void (* idle)(void); |
| #if CC_FUNCTION_POINTER_ARGS |
| void (* signalhandler)(ek_signal_t s, ek_data_t data); |
| #else /* CC_FUNCTION_POINTER_ARGS */ |
| void (* signalhandler)(void); |
| #endif /* CC_FUNCTION_POINTER_ARGS */ |
| void (* uiphandler)(void *state); |
| }; |
| |
| #define DISPATCHER_CURRENT() dispatcher_current |
| |
| ek_signal_t dispatcher_sigalloc(void); |
| |
| ek_id_t dispatcher_start(struct dispatcher_proc *p); |
| void dispatcher_exit(struct dispatcher_proc *p); |
| |
| void dispatcher_listen(ek_signal_t s); |
| void dispatcher_timer(ek_signal_t s, ek_data_t data, ek_ticks_t t); |
| #define dispatcher_emit ek_emit |
| |
| struct dispatcher_proc *dispatcher_process(ek_id_t id); |
| |
| struct dispatcher_uipstate { |
| ek_id_t id; |
| void *state; |
| }; |
| |
| /* We must do some C macro trickery to make things work with sdcc, |
| which doesn't support passing arguments to functions called as |
| function pointers. */ |
| #if CC_FUNCTION_POINTER_ARGS |
| #define DISPATCHER_SIGHANDLER(name, s, data) \ |
| void name(ek_signal_t s, ek_data_t data) |
| |
| #define DISPATCHER_SIGHANDLER_ARGS(s, data) |
| |
| #else /* CC_FUNCTION_POINTER_ARGS */ |
| #define DISPATCHER_SIGHANDLER(name, s, data) \ |
| void name(void) |
| |
| #define DISPATCHER_SIGHANDLER_ARGS(s, data) ek_signal_t s = dispatcher_sighandler_s; \ |
| ek_data_t data = dispatcher_sighandler_data |
| |
| extern ek_signal_t dispatcher_sighandler_s; |
| extern ek_data_t dispatcher_sighandler_data; |
| #endif /* CC_FUNCTION_POINTER_ARGS */ |
| |
| #define UIP_APPCALL dispatcher_uipcall |
| #define UIP_APPSTATE_SIZE sizeof(struct dispatcher_uipstate) |
| |
| |
| #include "uip.h" |
| |
| struct uip_conn; |
| |
| void dispatcher_uipcall(void); |
| |
| void dispatcher_markconn(struct uip_conn *conn, |
| void *appstate); |
| void dispatcher_uiplisten(u16_t port); |
| |
| extern ek_id_t dispatcher_current; |
| |
| |
| #endif /* __DISPATCHER_H__ */ |