File content as of revision 0:f09b7bb8bcce:

/**
 * Rapid-prototyping protection schemes with IEC 61850
 *
 * Copyright (c) 2012 Steven Blair
 *
 * 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 Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef SV_PACKET_DATA_H
#define SV_PACKET_DATA_H

#include <stdlib.h>
#include <string.h>
#include "ctypes.h"

#define SV_USE_VLAN                        0    // set to "1" to insert VLAN tag into SV packets
#define SV_OPTIONAL_SUPPORTED            0    // set to "1" to enable output of optional items in SV packets (Wireshark does not support these)
#define SV_FIXED_SMPCNT_CONFREV_SIZE    1    // set to "1" to force smpCnt and confRev field to be fixed size, rather than BER encoded

#define SV_MAX_DATASET_SIZE     512//1024

struct ASDU {
    unsigned char *svID;
    unsigned char *datset;            // optional
    CTYPE_INT16U smpCnt;
    CTYPE_INT32U confRev;
    //struct UtcTime refrTm;            // optional
    CTYPE_TIMESTAMP refrTm;            // optional
    CTYPE_BOOLEAN smpSynch;
    CTYPE_INT16U smpRate;            // optional
    int showDatset;
    int showRefrTm;
    int showSmpRate;
    struct data {
        unsigned char data[SV_MAX_DATASET_SIZE];
        CTYPE_INT32U size;
    } data;
};

struct svControl {
    struct ethHeaderData ethHeaderData;
    short noASDU;
    struct ASDU *ASDU;
    CTYPE_INT16U ASDUCount;                // stores present ASDU count; transmit a packet when equals "noASDU"
    CTYPE_INT16U sampleCountMaster;
    int (*update)(unsigned char *buf);    // function pointer to save next ASDU, and possible send SV packet
};

#endif