From 048e16a12bf926cc122899dd96f1ba34fb5d7912 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Thu, 7 Feb 2013 00:51:15 +0000
Subject: fixed state machine

git-svn-id: https://svn.spreadspace.org/avr/trunk@163 aa12f405-d877-488e-9caf-2d797e2a1cc7
---
 usb-i2c-sl018/statemachine.c | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

(limited to 'usb-i2c-sl018/statemachine.c')

diff --git a/usb-i2c-sl018/statemachine.c b/usb-i2c-sl018/statemachine.c
index 9a43385..77fb9cd 100644
--- a/usb-i2c-sl018/statemachine.c
+++ b/usb-i2c-sl018/statemachine.c
@@ -98,12 +98,8 @@ void statemachine_task_limits(void)
           return;
       }
     case closing:
-      if(limits == close)
-        return change_state(closed);
       break;
     case opening:
-      if(limits == open)
-        return change_state(opened);
       break;
   }
 }
@@ -117,9 +113,16 @@ void statemachine_task_event(void)
   switch(state) {
     case closing:
     case opening:
-      if(event==move_timeout)
-      {
-        return change_state(state==opening?timeout_after_open:timeout_after_close);
+      switch(event) {
+        case open_fin:
+          return change_state(opened);
+        case close_fin:
+          return change_state(closed);
+        case move_timeout:
+          return change_state(state==opening?timeout_after_open:timeout_after_close);
+        default:
+          printf("Error: event %d not allowed in state %d\n\r", event, state);
+          return;
       }
     case reset:
     case error:
@@ -144,6 +147,11 @@ void statemachine_task_event(void)
             (state==closed || state == timeout_after_close) ?
               opening:
               closing);
+        case open_fin:
+        case close_fin:
+        case move_timeout:
+          printf("Error: event %d not allowed in state %d\n\r", event, state);
+          return;
       }
   }
 
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