syndilights/open-lighting-architecture/ola-0.8.4/plugins/shownet/ShowNetNode.h

98 lines
3.1 KiB
C++

/*
* 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 Library 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* ShowNetNode.h
* Header file for the ShowNetNode class
* Copyright (C) 2005-2009 Simon Newton
*/
#ifndef PLUGINS_SHOWNET_SHOWNETNODE_H_
#define PLUGINS_SHOWNET_SHOWNETNODE_H_
#include <string>
#include <map>
#include "ola/Closure.h"
#include "ola/DmxBuffer.h"
#include "ola/RunLengthEncoder.h"
#include "ola/network/InterfacePicker.h"
#include "ola/network/Socket.h"
#include "plugins/shownet/ShowNetPackets.h"
namespace ola {
namespace plugin {
namespace shownet {
class ShowNetNode {
public:
explicit ShowNetNode(const std::string &ip_address);
virtual ~ShowNetNode();
bool Start();
bool Stop();
void SetName(const std::string &name);
bool SendDMX(unsigned int universe, const ola::DmxBuffer &buffer);
bool SetHandler(unsigned int universe,
DmxBuffer *buffer,
ola::Closure<void> *handler);
bool RemoveHandler(unsigned int universe);
const ola::network::Interface &GetInterface() const {
return m_interface;
}
ola::network::UdpSocket* GetSocket() { return m_socket; }
void SocketReady();
static const uint16_t SHOWNET_MAX_UNIVERSES = 8;
friend class ShowNetNodeTest;
private:
typedef struct {
DmxBuffer *buffer;
Closure<void> *closure;
} universe_handler;
bool m_running;
uint16_t m_packet_count;
std::string m_node_name;
std::string m_preferred_ip;
std::map<unsigned int, universe_handler> m_handlers;
ola::network::Interface m_interface;
ola::RunLengthEncoder m_encoder;
ola::network::UdpSocket *m_socket;
struct sockaddr_in m_destination;
ShowNetNode(const ShowNetNode&);
ShowNetNode& operator=(const ShowNetNode&);
bool HandlePacket(const shownet_data_packet &packet, unsigned int size);
unsigned int PopulatePacket(shownet_data_packet *packet,
unsigned int universe,
const DmxBuffer &buffer);
bool InitNetwork();
inline uint8_t ShortGetHigh(uint16_t x) const { return (0xff00 & x) >> 8; }
inline uint8_t ShortGetLow(uint16_t x) const { return 0x00ff & x; }
static const uint16_t SHOWNET_PORT = 2501;
static const uint8_t SHOWNET_ID_HIGH = 0x80;
static const uint8_t SHOWNET_ID_LOW = 0x8f;
static const int MAGIC_INDEX_OFFSET = 11;
};
} // shownet
} // plugin
} // ola
#endif // PLUGINS_SHOWNET_SHOWNETNODE_H_