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/*!
* \file
* \brief Definition of a Packet channel class
* \author Anders Persson and Tony Ottosson
*
* -------------------------------------------------------------------------
*
* IT++ - C++ library of mathematical, signal processing, speech processing,
* and communications classes and functions
*
* Copyright (C) 1995-2008 (see AUTHORS file for a list of contributors)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* -------------------------------------------------------------------------
*/
#ifndef PACKET_CHANNEL_H
#define PACKET_CHANNEL_H
#include <itpp/protocol/packet.h>
#include <itpp/base/vec.h>
namespace itpp {
//! \addtogroup protocol
//@{
//! ADD DOCUMENTATION HERE
class Packet_Channel {
public:
//! ADD DOCUMENTATION HERE
Packet_Channel();
//! ADD DOCUMENTATION HERE
Packet_Channel(const double Pr, const Ttype Delay, const double Block_rate, const int Max_slots = 0);
//! ADD DOCUMENTATION HERE
~Packet_Channel();
// -- Slots -- //
//! ADD DOCUMENTATION HERE
Slot<Packet_Channel, bool> start;
//! ADD DOCUMENTATION HERE
Slot<Packet_Channel, Link_Packet*> input;
//! ADD DOCUMENTATION HERE
Slot<Packet_Channel, int> nof_inputs;
// -- Signals -- //
//! ADD DOCUMENTATION HERE
Signal<Link_Packet*> output;
//! ADD DOCUMENTATION HERE
Signal<int> input_request;
//! ADD DOCUMENTATION HERE
Signal<void*> get_nof_inputs;
//! ADD DOCUMENTATION HERE
void set_parameters(const double Pr, const Ttype Delay, const double Block_rate, const int Max_slots);
//! ADD DOCUMENTATION HERE
void set_errors(const ivec &Lost);
private:
void block_rate_loop();
void handle_input(Link_Packet* M);
void handle_start(const bool start);
void handle_nof_inputs(const int N);
bool keep_running;
bool parameters_ok;
bool explicit_errors;
bool lose;
double pr;
Ttype delay;
double block_time;
int max_slots;
ivec lost;
int k,K,L;
};
//! ADD DOCUMENTATION HERE
class ACK_Channel {
public:
//! ADD DOCUMENTATION HERE
ACK_Channel();
//! ADD DOCUMENTATION HERE
ACK_Channel(const double Pr, const Ttype Delay);
//! ADD DOCUMENTATION HERE
~ACK_Channel();
// -- Slots -- //
//! ADD DOCUMENTATION HERE
Slot<ACK_Channel, ACK*> input;
// -- Signals -- //
//! ADD DOCUMENTATION HERE
Signal<ACK*> output;
//! ADD DOCUMENTATION HERE
void set_parameters(const double Pr, const Ttype Delay);
//! ADD DOCUMENTATION HERE
void set_errors(const ivec& Lost);
private:
void handle_input(ACK* M);
bool parameters_ok;
bool explicit_errors;
bool lose;
double pr;
Ttype delay;
ivec lost;
int k, K, L;
};
//@}
} // namespace itpp
#endif // #ifndef PACKET_CHANNEL_H
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