Cleaned up calibration, added text messages ring buffer

1 files changed, 27 insertions, 2 deletions

diff --git a/apps/mavlink/mavlink_log.h b/apps/mavlink/mavlink_log.h
index 1ad1364be..cb6fd9d98 100644
--- a/apps/mavlink/mavlink_log.h
+++ b/apps/mavlink/mavlink_log.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  *
- *   Copyright (C) 2008-2012 PX4 Development Team. All rights reserved.
- *   Author: @author Lorenz Meier <lm@inf.ethz.ch>
+ *   Copyright (C) 2012 PX4 Development Team. All rights reserved.
+ *   Author: Lorenz Meier <lm@inf.ethz.ch>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -35,6 +35,8 @@
 /**
  * @file mavlink_log.h
  * MAVLink text logging.
+ *
+ * @author Lorenz Meier <lm@inf.ethz.ch>
  */
 
 #ifndef MAVLINK_LOG
@@ -79,5 +81,28 @@
  */
 #define mavlink_log_info(_fd, _text)		ioctl(_fd, MAVLINK_IOC_SEND_TEXT_INFO, (unsigned long)_text);
 
+struct mavlink_logmessage {
+    char text[51];
+    unsigned char severity;
+};
+
+struct mavlink_logbuffer {
+    unsigned int start;
+    // unsigned int end;
+    unsigned int size;
+    int count;
+    struct mavlink_logmessage *elems;
+};
+ 
+void mavlink_logbuffer_init(struct mavlink_logbuffer *lb, int size);
+ 
+int mavlink_logbuffer_is_full(struct mavlink_logbuffer *lb);
+
+int mavlink_logbuffer_is_empty(struct mavlink_logbuffer *lb);
+ 
+void mavlink_logbuffer_write(struct mavlink_logbuffer *lb, const struct mavlink_logmessage *elem);
+ 
+int mavlink_logbuffer_read(struct mavlink_logbuffer *lb, struct mavlink_logmessage *elem);
+
 #endif