/* iec60870 runtime C extension

* TODO: plugin-specific init/publish/retrieve/cleanup functions

* which Beremiz runtime can link and call.

*/

#include <stdio.h>

#include <string.h>

#include <errno.h>

#include "cs104_slave.h"

CS104_Slave slave;

CS101_AppLayerParameters alParams;

int __init_%(locstr)s(int argc, char **argv) {

fprintf(stderr, "iec60870 extension: __init_iec60870\n");

// TODO: multi-server/client support?

/* create a new slave/server instance with default connection parameters and

* default message queue size */

slave = CS104_Slave_create(10, 10);

CS104_Slave_setLocalAddress(slave, "0.0.0.0");

/* Set mode to a single redundancy group

* NOTE: library has to be compiled with CONFIG_CS104_SUPPORT_SERVER_MODE_SINGLE_REDUNDANCY_GROUP enabled (=1)

*/

CS104_Slave_setServerMode(slave, CS104_MODE_SINGLE_REDUNDANCY_GROUP);

/* get the connection parameters - we need them to create correct ASDUs -

* you can also modify the parameters here when default parameters are not to be used */

alParams = CS104_Slave_getAppLayerParameters(slave);

/* when you have to tweak the APCI parameters (t0-t3, k, w) you can access them here */

CS104_APCIParameters apciParams = CS104_Slave_getConnectionParameters(slave);

// printf("APCI parameters:\n");

// printf(" t0: %%i\n", apciParams->t0);

// printf(" t1: %%i\n", apciParams->t1);

// printf(" t2: %%i\n", apciParams->t2);

// printf(" t3: %%i\n", apciParams->t3);

// printf(" k: %%i\n", apciParams->k);

// printf(" w: %%i\n", apciParams->w);

// TODO: initialize resources, threads, state

return 0;

}

void __publish_%(locstr)s(void) {

// TODO: sync data from PLC to extension outputs (if needed)

fprintf(stderr, "iec60870 extension: __publish_iec60870\n");

}

void __retrieve_%(locstr)s(void) {

// TODO: sync data from extension inputs to PLC (if needed)

}

int __cleanup_%(locstr)s(void) {

fprintf(stderr, "iec60870 extension: __cleanup_iec60870\n");

// TODO: release resources, stop threads

return 0;

}