Diff: log.cpp

Revision:

36:af6abc6f7590

Child:

37:13f74964a045

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/log.cpp	Mon May 15 08:58:08 2017 +0000
@@ -0,0 +1,54 @@
+#include "Data.hpp"
+
+Data queue_array[120];
+int rear = 0;
+int front = 0;
+
+Mutex mutex_l;
+
+void log_init()
+{
+
+}
+
+void log_push(Data data)
+{
+    rear = (rear + 1) % 120;
+    
+    if (rear == front){
+        front = (front + 1) % 120;        
+    }
+    
+    queue_array[rear] = data;    
+}
+
+Data log_pop()
+{
+    Data record;
+    if (front != rear)
+            {   record = queue_array[rear];             
+                rear = (rear + 1) % 120;
+            }
+        return record;
+        
+}
+
+int log_length()
+{
+    
+    int length;
+    length = (120 + rear - front) % 120; 
+    
+    return length;
+    
+}
+
+Data log_get(int index)
+{
+    
+    Data record;
+    record = queue_array[(front + index) % 120];
+    
+    return record;
+    
+}
\ No newline at end of file