73 lines
1.5 KiB
C
73 lines
1.5 KiB
C
/*
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* subscriber_test.c
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*
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* Example program for Sampled Values (SV) subscriber
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*
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*/
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#include "hal_thread.h"
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#include <signal.h>
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#include <stdio.h>
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#include "sv_subscriber.h"
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static bool running = true;
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void sigint_handler(int signalId)
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{
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running = 0;
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}
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/* Callback handler for received SV messages */
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static void
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svUpdateListener (SVSubscriber subscriber, void* parameter, SVClientASDU asdu)
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{
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printf("svUpdateListener called\n");
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const char* svID = SVClientASDU_getSvId(asdu);
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if (svID != NULL)
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printf(" svID=(%s)\n", svID);
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printf(" smpCnt: %i\n", SVClientASDU_getSmpCnt(asdu));
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printf(" confRev: %u\n", SVClientASDU_getConfRev(asdu));
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if (SVClientASDU_getDataSize(asdu) >= 8) {
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printf(" DATA[0]: %f\n", SVClientASDU_getFLOAT32(asdu, 0));
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printf(" DATA[1]: %f\n", SVClientASDU_getFLOAT32(asdu, 4));
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}
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}
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int
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main(int argc, char** argv)
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{
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SVReceiver receiver = SVReceiver_create();
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if (argc > 1) {
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printf("Set interface id: %s\n", argv[1]);
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SVReceiver_setInterfaceId(receiver, argv[1]);
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}
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else {
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printf("Using interface eth0\n");
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SVReceiver_setInterfaceId(receiver, "eth0");
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}
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SVSubscriber subscriber = SVSubscriber_create(NULL, 0x4000);
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SVSubscriber_setListener(subscriber, svUpdateListener, NULL);
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SVReceiver_addSubscriber(receiver, subscriber);
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SVReceiver_start(receiver);
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signal(SIGINT, sigint_handler);
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while (running) {
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Thread_sleep(1);
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}
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SVReceiver_stop(receiver);
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SVReceiver_destroy(receiver);
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}
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