moved usb-i2c-sl018 to tuer-rfid

git-svn-id: https://svn.spreadspace.org/avr/trunk@216 aa12f405-d877-488e-9caf-2d797e2a1cc7

1 files changed, 61 insertions, 0 deletions

diff --git a/tuer-rfid/eventqueue.c b/tuer-rfid/eventqueue.c
new file mode 100644
index 0000000..add5164
--- /dev/null
+++ b/tuer-rfid/eventqueue.c
@@ -0,0 +1,61 @@
+/*
+ *  spreadspace avr utils
+ *
+ *
+ *  Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org>
+ *                     Othmar Gsenger <otti@wirdorange.org>
+ *
+ *  This file is part of spreadspace avr utils.
+ *
+ *  spreadspace avr utils 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 3 of the License, or
+ *  any later version.
+ *
+ *  spreadspace avr utils 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 spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "eventqueue.h"
+#include <LUFA/Drivers/Misc/RingBuffer.h>
+
+static RingBuffer_t event_queue;
+static uint8_t event_queue_data[16];
+
+void eventqueue_init(void)
+{
+  RingBuffer_InitBuffer(&event_queue, event_queue_data, sizeof(event_queue_data));
+}
+
+event_t eventqueue_pop(void)
+{
+  if (RingBuffer_IsEmpty(&event_queue))
+    return none;
+  return RingBuffer_Remove(&event_queue);
+}
+
+void eventqueue_push(event_t event)
+{
+  RingBuffer_Insert(&event_queue,event);
+}
+
+const char* event_to_string(event_t event)
+{
+  switch(event) {
+    case none: return "none";
+    case cmd_open: return "cmd_open";
+    case cmd_close: return "cmd_close";
+    case cmd_toggle: return "cmd_toggle";
+    case btn_toggle: return "btn_toggle";
+    case card: return "card";
+    case open_fin: return "open_fin";
+    case close_fin: return "close_fin";
+    case move_timeout: return "move_timeout";
+  }
+  return "invalid"; // gcc - shut the fuck up!!!
+}