Added old computer simulation from 2014

tykus160 · Sep 3, 2017 · ddc7c5b · ddc7c5b
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diff --git a/l3_me_tw/doc/raport_koncowy.pdf b/l3_me_tw/doc/raport_koncowy.pdf
diff --git a/l3_me_tw/doc/zadanie 1.pdf b/l3_me_tw/doc/zadanie 1.pdf
diff --git a/l3_me_tw/doc/zadanie 2.pdf b/l3_me_tw/doc/zadanie 2.pdf
diff --git a/l3_me_tw/doc/zadanie 3.pdf b/l3_me_tw/doc/zadanie 3.pdf
diff --git a/l3_me_tw/doc/zadanie 4.pdf b/l3_me_tw/doc/zadanie 4.pdf
diff --git a/l3_me_tw/doxyfile.cfg b/l3_me_tw/doxyfile.cfg
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diff --git a/l3_me_tw/src/buffer.cpp b/l3_me_tw/src/buffer.cpp
@@ -0,0 +1,85 @@
+/********************************************//**
+ * \file   buffer.cpp
+ * \brief  Buffer definition.
+ * \author Wojciech Tyczyñski ([email protected])
+ * \date   2014-04-26
+ ***********************************************/
+#include "sc.h"
+//================================================
+Buffer::Buffer(int size, int nr) : max_size(size), actual_size(0), devices(nr)
+{
+	msg_list = new list<Message*>[devices];
+}
+//================================================
+Buffer::~Buffer()
+{
+	for(int i = 0; i < devices; ++i)
+	{
+		list<Message*>::iterator j;
+		for(j = msg_list[i].begin(); j != msg_list[i].end(); ++j)
+			delete (*j);
+		msg_list[i].clear();
+	}
+	delete [] msg_list;
+}
+//================================================
+bool Buffer::add_to_queue(Message *msg, int which_buff)
+{
+	if(msg->get_size() <= max_size - actual_size)
+	{
+		actual_size += msg->get_size();
+		if(msg->get_priority())
+		{
+			msg_list[which_buff].push_back(msg);
+		}
+		else
+		{
+			if(!msg_list[which_buff].empty())
+			{
+				list<Message*>::iterator it = msg_list[which_buff].begin();
+				while(it != msg_list[which_buff].end() && !((*it)->get_priority()) ) ++it;
+					msg_list[which_buff].insert(it, msg);
+			}
+			else
+			{
+				msg_list[which_buff].push_front(msg);
+			}
+
+		}
+		return true;
+	}
+	else
+	{
+		if(msg->get_priority())Message::incr_lost_msgs();
+		else msg->get_parent()->incr_lost_msgs();
+		return false;
+	}
+}
+//================================================
+Message *Buffer::get_and_del_msg(int i)
+{
+	if(!msg_list[i].empty())
+	{
+		Message *msg = msg_list[i].front();	// Get message.
+		msg_list[i].pop_front();			// Delete message from buffer.
+		return msg;
+	}
+	return 0;
+}
+//================================================
+int Buffer::get_top_destination(int i)
+{
+	Message *msg = msg_list[i].front();
+	return msg->get_destination();
+}
+//================================================
+void Buffer::reset_buffer()
+{
+	actual_size = 0;
+
+	for(int i = 0; i < devices; ++i)
+	{
+		msg_list[i].clear();
+	}
+}
+//================================================
diff --git a/l3_me_tw/src/buffer.h b/l3_me_tw/src/buffer.h
@@ -0,0 +1,56 @@
+/********************************************//**
+ * \file	buffer.h
+ * \brief	Buffer object definition.
+ * \author	Wojciech Tyczynski ([email protected])
+ * \date	2014-04-13
+ ***********************************************/
+#ifndef BUFFER_H
+#define BUFFER_H
+////////////////////////////////////////
+/*! \brief Buffer
+ *
+ * Buffer is place, where messages are stored.
+ *
+ */
+class Buffer
+{
+private:
+	int devices;				//!< Number of lists in buffer (any link has it's buffer).
+	int actual_size;			//!< Actual size of buffer (in kbit).
+	list<Message*> *msg_list;	//!< List with messages in a buffer.
+
+public:
+	const int max_size;			//!< Maximum size of buffer (in kbit).
+
+	//! Constructor.
+	Buffer(int size, int devices);
+
+	//! Destructor.
+	~Buffer();
+
+	//! Add message to priority queue.
+	bool add_to_queue(Message *msg, int which_buff);
+
+	//! Get message and delete it from queue.
+	Message *get_and_del_msg(int i);
+
+	//! Get message.
+	Message *get_msg(int i) { return msg_list[i].front(); }
+
+	//! Get ID of message at the top of queue.
+	int get_top_destination(int i);
+
+	//! Decrement size of buffer.
+	void decrement_size(int size) { actual_size -= size; }
+
+	//! Check if msg_list is empty (true if yes).
+	bool check_msg_list(int i) { return msg_list[i].empty(); }
+
+	//! Get actual size.
+	int get_actual_size() { return actual_size; }
+
+	//! Reset buffer.
+	void reset_buffer();
+};
+
+#endif /* BUFFER_H */
diff --git a/l3_me_tw/src/computer.cpp b/l3_me_tw/src/computer.cpp
@@ -0,0 +1,28 @@
+/********************************************//**
+ * \file   computer.cpp
+ * \brief  Computer definition.
+ * \author Wojciech Tyczyñski ([email protected])
+ * \date   2014-04-26
+ ***********************************************/
+#include "sc.h"
+//================================================
+Computer::Computer(int id) : Device(id, BK), link(0) { }
+//================================================
+bool Computer::send_msg()
+{
+	if(link->check_availability(0))
+	{
+		link->add_msg_to_link(0,0);
+		return true;
+	}
+	return false;
+}
+//================================================
+bool Computer::save_msg(Message *msg)
+{
+	//msg->deliver_message();
+	//cout << "Computer " << get_id() << " has got the message!" << endl;
+	if(msg->deliver_message()) delete msg;
+	return true;
+}
+//================================================