added new copyright and license

[palacios.git] / palacios / include / geekos / ring_buffer.h

diff --git a/palacios/include/geekos/ring_buffer.h b/palacios/include/geekos/ring_buffer.h
index 2e14891..5022db7 100644 (file)
--- a/palacios/include/geekos/ring_buffer.h
+++ b/palacios/include/geekos/ring_buffer.h
@@ -1,3 +1,22 @@
+/*
+ * This file is part of the Palacios Virtual Machine Monitor developed
+ * by the V3VEE Project with funding from the United States National 
+ * Science Foundation and the Department of Energy.  
+ *
+ * The V3VEE Project is a joint project between Northwestern University
+ * and the University of New Mexico.  You can find out more at 
+ * http://www.v3vee.org
+ *
+ * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> 
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org> 
+ * All rights reserved.
+ *
+ * Author: Jack Lange <jarusl@cs.northwestern.edu>
+ *
+ * This is free software.  You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
+
 #ifndef __RING_BUFFER_H__
 #define __RING_BUFFER_H__
 
@@ -23,9 +42,14 @@ void free_ring_buffer(struct ring_buffer * ring);
 
 
 int rb_read(struct ring_buffer * ring, char * dst, uint_t len);
+int rb_peek(struct ring_buffer * ring, char * dst, uint_t len);
+int rb_delete(struct ring_buffer * ring, uint_t len);
 int rb_write(struct ring_buffer * ring, char * src, uint_t len);
 int rb_data_len(struct ring_buffer * ring);
 int rb_capacity(struct ring_buffer * ring);
 
 
+void print_ring_buffer(struct ring_buffer * ring);
+
+
 #endif // ! __RING_BUFFER_H__