Initial import of the experimental Rime code into the SourceForge CVS.

2007-02-28 16:38:51 +00:00 · 2007-02-28 16:38:51 +00:00 · 2d7aab3ffe
commit 2d7aab3ffe
parent cba13ef56c
30 changed files with 2628 additions and 0 deletions
--- a/core/net/rime/ctimer.c
+++ b/core/net/rime/ctimer.c
@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 2006, Swedish Institute of Computer Science.
+ * 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. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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 Contiki operating system.
+ *
+ * $Id: ctimer.c,v 1.1 2007/02/28 16:38:51 adamdunkels Exp $
+ */
+
+/**
+ * \file
+ *         A brief description of what this file is.
+ * \author
+ *         Adam Dunkels <adam@sics.se>
+ */
+
+#include "net/rime/ctimer.h"
+#include "contiki.h"
+#include "lib/list.h"
+#include "net/rime.h"
+
+LIST(ctimer_list);
+
+/*---------------------------------------------------------------------------*/
+PROCESS(ctimer_process, "ctimer process");
+PROCESS_THREAD(ctimer_process, ev, data)
+{
+  struct ctimer *c;
+  PROCESS_BEGIN();
+
+  list_init(ctimer_list);
+  
+  while(1) {
+    PROCESS_YIELD_UNTIL(ev == PROCESS_EVENT_TIMER);
+    for(c = list_head(ctimer_list); c != NULL; c = c->next) {
+      if(&c->etimer == data) {
+	list_remove(ctimer_list, c);
+	PROCESS_CONTEXT_BEGIN(c->p);
+	if(c->f != NULL) {
+	  c->f(c->ptr);
+	}
+	PROCESS_CONTEXT_END(c->p);
+	break;
+      }
+    }
+  }
+  PROCESS_END();
+}
+/*---------------------------------------------------------------------------*/
+void
+ctimer_init(void)
+{
+  process_start(&ctimer_process, NULL);
+}
+/*---------------------------------------------------------------------------*/
+void
+ctimer_set(struct ctimer *c, clock_time_t t,
+	   void (*f)(void *), void *ptr)
+{
+  DEBUGF(3, "ctimer_set %p %d\n", c, t);
+  c->p = PROCESS_CURRENT();
+  c->f = f;
+  c->ptr = ptr;
+  
+  PROCESS_CONTEXT_BEGIN(&ctimer_process);
+  etimer_set(&c->etimer, t);
+  PROCESS_CONTEXT_END(&ctimer_process);
+
+  list_remove(ctimer_list, c);
+  list_add(ctimer_list, c);
+}
+/*---------------------------------------------------------------------------*/
+void
+ctimer_reset(struct ctimer *c)
+{
+  PROCESS_CONTEXT_BEGIN(&ctimer_process);
+  etimer_reset(&c->etimer);
+  PROCESS_CONTEXT_END(&ctimer_process);
+
+  list_remove(ctimer_list, c);
+  list_add(ctimer_list, c);
+}
+/*---------------------------------------------------------------------------*/
+void
+ctimer_stop(struct ctimer *c)
+{
+  etimer_stop(&c->etimer);
+  list_remove(ctimer_list, c);
+}
+/*---------------------------------------------------------------------------*/