161 lines
3.7 KiB
C++
161 lines
3.7 KiB
C++
/*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* PathportPackets.h
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* Datagram definitions for libpathport
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* Copyright (C) 2006-2009 Simon Newton
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*/
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#ifndef PLUGINS_PATHPORT_PATHPORTPACKETS_H_
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#define PLUGINS_PATHPORT_PATHPORTPACKETS_H_
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#include <sys/types.h>
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#include <stdint.h>
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#include <netinet/in.h>
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namespace ola {
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namespace plugin {
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namespace pathport {
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/*
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* Pathport opcodes
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*/
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enum pathport_packet_type_e {
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PATHPORT_DATA = 0x0100,
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PATHPORT_PATCH = 0x0200,
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PATHPORT_PATCHREP = 0x0210,
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PATHPORT_GET = 0x0222,
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PATHPORT_GET_REPLY = 0x0223,
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PATHPORT_ARP_REQUEST = 0x0301,
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PATHPORT_ARP_REPLY = 0x0302,
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PATHPORT_SET = 0x0400,
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}__attribute__((packed));
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typedef enum pathport_packet_type_e pathport_packet_type_t;
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/*
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* Pathport xDmx
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*/
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struct pathport_pdu_data_s {
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uint16_t type;
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uint16_t channel_count;
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uint8_t universe; // not used, set to 0
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uint8_t start_code;
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uint16_t offset;
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uint8_t data[0];
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}__attribute__((packed));
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typedef struct pathport_pdu_data_s pathport_pdu_data;
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/*
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* Pathport get request
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*/
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struct pathport_pdu_get_s {
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uint16_t params[0];
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} __attribute__((packed));
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typedef struct pathport_pdu_get_s pathport_pdu_get;
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/*
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* Pathport get reply
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*/
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struct pathport_pdu_getrep_s {
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uint8_t params[0];
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} __attribute__((packed));
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typedef struct pathport_pdu_getrep_s pathport_pdu_getrep;
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struct pathport_pdu_getrep_alv_s {
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uint16_t type;
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uint16_t len;
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uint8_t val[0];
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};
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typedef struct pathport_pdu_getrep_alv_s pathport_pdu_getrep_alv;
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/*
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* Pathport arp reply
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*/
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struct pathport_pdu_arp_reply_s {
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uint32_t id;
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uint32_t ip;
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uint8_t manufacturer_code; // manufacturer code
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uint8_t device_class; // device class
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uint8_t device_type; // device type
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uint8_t component_count; // number of dmx components
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}__attribute__((packed));
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typedef struct pathport_pdu_arp_reply_s pathport_pdu_arp_reply;
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struct pathport_pdu_header_s {
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uint16_t type; // pdu type
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uint16_t len; // length
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}__attribute__((packed));
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typedef struct pathport_pdu_header_s pathport_pdu_header;
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/*
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* PDU Header
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*/
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struct pathport_packet_pdu_s {
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pathport_pdu_header head;
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union {
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pathport_pdu_data data;
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pathport_pdu_get get;
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pathport_pdu_getrep getrep;
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pathport_pdu_arp_reply arp_reply;
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} d; // pdu data
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}__attribute__((packed));
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typedef struct pathport_packet_pdu_s pathport_packet_pdu;
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/*
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* A complete Pathport packet
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*/
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struct pathport_packet_header_s {
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uint16_t protocol;
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uint8_t version_major;
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uint8_t version_minor;
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uint16_t sequence;
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uint8_t reserved[6]; // set to 0
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uint32_t source; // src id
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uint32_t destination; // dst id
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}__attribute__((packed));
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typedef struct pathport_packet_header_s pathport_packet_header;
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/*
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* The complete pathport packet
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*/
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struct pathport_packet_s {
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pathport_packet_header header;
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union {
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uint8_t data[1480]; // 1500 - header size
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pathport_packet_pdu pdu;
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} d;
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}__attribute__((packed));
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} // pathport
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} // plugin
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} // ola
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#endif // PLUGINS_PATHPORT_PATHPORTPACKETS_H_
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