[Sumover-dev] [svn commit] r4305 - vic/branches/cc/cc/test

[sumover-dev at cs.ucl.ac.uk]

Author: soohyunc
Date: Fri Nov  7 19:40:41 2008
New Revision: 4305

Added:
   vic/branches/cc/cc/test/buffer.cpp   (contents, props changed)
   vic/branches/cc/cc/test/buffer.h   (contents, props changed)
Modified:
   vic/branches/cc/cc/test/config.h

Log:
"pktbuf" emulation for the test code
(this is a simple c++ linked list implementation)


Added: vic/branches/cc/cc/test/buffer.cpp
==============================================================================
--- (empty file)
+++ vic/branches/cc/cc/test/buffer.cpp	Fri Nov  7 19:40:41 2008
@@ -0,0 +1,75 @@
+/*
+ * buffer.cpp
+ * (implementation for buffer - a simple c++ linked list)
+ */
+
+/* $Id$ */
+
+#include "buffer.h"
+
+// insert
+void buffer::insert (int val, data *ptr) {
+	if (!ptr) {
+		insert_front (val);
+	} else {
+		new data (val, ptr);
+		size_up();
+	}
+}
+
+// insert front
+void buffer::insert_front (int val) {
+	data *ptr = new data(val);
+
+	if (!head_) {
+		head_ = tail_ = ptr;
+	} else {
+		ptr->next(head_);
+		head_ = ptr;
+	}
+
+	size_up();
+}
+
+// insert end
+void buffer::insert_end (int val) {
+	if (tail_) {
+		tail_ = head_ = new data (val);
+	} else {
+		tail_ = new data (val, tail_);
+	}
+
+	size_up();
+}
+
+// find
+void buffer::find (int val) {
+	data* ptr = head_;
+
+	while (ptr) {
+		if (ptr->get_val() == val)
+			break;
+		ptr = ptr->next();
+	}
+	return ptr;
+}
+
+// remove front
+void buffer::remove_front() {
+	if (head_) {
+		data *ptr = head_;
+		head_ = head_->next();
+
+		size_down();
+		delete ptr;
+	}
+}
+
+// purge
+void buffer::purge() {
+	while (head_)
+		remove_front();
+
+	size_ = 0;
+	head_ = tail_ = 0;
+}

Added: vic/branches/cc/cc/test/buffer.h
==============================================================================
--- (empty file)
+++ vic/branches/cc/cc/test/buffer.h	Fri Nov  7 19:40:41 2008
@@ -0,0 +1,72 @@
+/*
+ * buffer.h
+ * (pktbuf emulation for unit test)
+ */
+
+/* $Id$ */
+
+#include "config.h"
+
+// buffer is a linked list
+class data;
+
+class buffer {
+public:
+	// default constructor
+	buffer() : head_(0), tail_(0), size_(0) {};
+
+	// return list size
+	inline int size() { return size_; }
+
+	// increase list size
+	inline void size_up() { ++size_; }
+
+	// decrease list size
+	inline void size_down() { --size_; }
+
+	// insert
+	void insert (int val, data *ptr);
+
+	// insert front
+	void insert_front (int val);
+
+	// insert end
+	void insert_end (int val);
+
+	// find
+	data* find (int val);
+
+	// remove
+	int remove (int val);
+
+	// remove front
+	void remove_front();
+
+	// purge list
+	void purge();
+
+private:
+	data* head_;
+	data* tail_;
+	int size_;
+};
+
+// buffer contents 
+class data {
+public:
+	friend class buffer;
+
+	// default constructor
+	data() : val_(0), next_(0) {};
+	data (int val, data *loc = 0);
+
+	// value
+	int get_val() { return val_; }
+
+	// next
+	data* next() { return next_; }
+
+private:
+	int val_;		// hold a number 
+	data *next_;	// hold the address of the next item on the list
+};

Modified: vic/branches/cc/cc/test/config.h
==============================================================================
--- vic/branches/cc/cc/test/config.h	(original)
+++ vic/branches/cc/cc/test/config.h	Fri Nov  7 19:40:41 2008
@@ -1,4 +1,9 @@
+/*
+ * config.h to be included in the test codes
+ */
+
 /* $Id$ */
+
 #ifdef vic_cc_test_config_h
 #define vic_cc_test_config_h