feat:
--READ smash_read_this.txt
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@@ -0,0 +1,20 @@
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include_directories(
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.
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)
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set(example_SRCS
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simple_client.c
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)
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IF(WIN32)
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set_source_files_properties(${example_SRCS}
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PROPERTIES LANGUAGE CXX)
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ENDIF(WIN32)
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add_executable(simple_client
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${example_SRCS}
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)
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target_link_libraries(simple_client
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lib60870
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)
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@@ -0,0 +1,20 @@
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LIB60870_HOME=../..
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PROJECT_BINARY_NAME = simple_client
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PROJECT_SOURCES = simple_client.c
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include $(LIB60870_HOME)/make/target_system.mk
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include $(LIB60870_HOME)/make/stack_includes.mk
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all: $(PROJECT_BINARY_NAME)
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include $(LIB60870_HOME)/make/common_targets.mk
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$(PROJECT_BINARY_NAME): $(PROJECT_SOURCES) $(LIB_NAME)
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$(CC) $(CFLAGS) $(LDFLAGS) -g -o $(PROJECT_BINARY_NAME) $(PROJECT_SOURCES) $(INCLUDES) $(LIB_NAME) $(LDLIBS)
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clean:
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rm -f $(PROJECT_BINARY_NAME)
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@@ -0,0 +1,173 @@
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/* scada.c — simulates a SCADA control center */
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#include <stdlib.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <signal.h>
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#include <string.h>
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#include "cs104_connection.h"
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#include "hal_thread.h"
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#include "hal_time.h"
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static bool running = true;
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void sigint_handler(int s) { running = false; }
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/* ── called for every ASDU received from RTU ───────────────── */
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static bool asduReceivedHandler(void* p, int address, CS101_ASDU asdu) {
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int typeId = CS101_ASDU_getTypeID(asdu);
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int cot = CS101_ASDU_getCOT(asdu);
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/* measured float value M_ME_NC_1 */
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if (typeId == M_ME_NC_1) {
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int i;
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for (i = 0; i < CS101_ASDU_getNumberOfElements(asdu); i++) {
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MeasuredValueShort mv = (MeasuredValueShort)
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CS101_ASDU_getElement(asdu, i);
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int ioa = InformationObject_getObjectAddress((InformationObject)mv);
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float value = MeasuredValueShort_getValue(mv);
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InformationObject_destroy((InformationObject)mv);
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if (ioa == 100)
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printf("[SCADA ←] Voltage IOA=100 %.2f kV\n", value);
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else if (ioa == 101)
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printf("[SCADA ←] Current IOA=101 %.1f A\n", value);
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else
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printf("[SCADA ←] Float IOA=%d %.2f\n", ioa, value);
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}
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}
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/* single point M_SP_NA_1 */
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else if (typeId == M_SP_NA_1) {
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int i;
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for (i = 0; i < CS101_ASDU_getNumberOfElements(asdu); i++) {
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SinglePointInformation sp = (SinglePointInformation)
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CS101_ASDU_getElement(asdu, i);
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int ioa = InformationObject_getObjectAddress((InformationObject)sp);
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bool state = SinglePointInformation_getValue(sp);
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InformationObject_destroy((InformationObject)sp);
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if (ioa == 200)
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printf("[SCADA ←] Breaker1 IOA=200 %s\n", state ? "ON" : "OFF");
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else if (ioa == 201)
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printf("[SCADA ←] Breaker2 IOA=201 %s\n", state ? "ON" : "OFF");
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else
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printf("[SCADA ←] Point IOA=%d %s\n", ioa, state ? "ON" : "OFF");
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}
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}
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/* command confirmation */
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else if (typeId == C_SC_NA_1) {
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if (cot == CS101_COT_ACTIVATION_CON)
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printf("[SCADA ←] Command confirmed by RTU\n");
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else if (cot == CS101_COT_UNKNOWN_IOA)
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printf("[SCADA ←] Command rejected — unknown IOA\n");
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}
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else {
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printf("[SCADA ←] TypeID=%d COT=%d\n", typeId, cot);
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}
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return true;
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}
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/* ── connection state ───────────────────────────────────────── */
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static void connectionHandler(void* p, CS104_Connection con, CS104_ConnectionEvent event) {
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if (event == CS104_CONNECTION_OPENED)
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printf("[SCADA] Connected to RTU\n");
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else if (event == CS104_CONNECTION_CLOSED)
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printf("[SCADA] Disconnected from RTU\n");
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else if (event == CS104_CONNECTION_STARTDT_CON_RECEIVED)
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printf("[SCADA] STARTDT confirmed — data transfer active\n");
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else if (event == CS104_CONNECTION_STOPDT_CON_RECEIVED)
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printf("[SCADA] STOPDT confirmed\n");
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}
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/* ── send a single command to RTU ───────────────────────────── */
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void send_command(CS104_Connection con, int ioa, bool state) {
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CS101_AppLayerParameters alParams =
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CS104_Connection_getAppLayerParameters(con);
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CS101_ASDU asdu = CS101_ASDU_create(alParams, false,
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CS101_COT_ACTIVATION, 0, 1, false, false);
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InformationObject io = (InformationObject)
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SingleCommand_create(NULL, ioa, state, false, 0);
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CS101_ASDU_addInformationObject(asdu, io);
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InformationObject_destroy(io);
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CS104_Connection_sendASDU(con, asdu);
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CS101_ASDU_destroy(asdu);
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printf("[SCADA →] Command sent — IOA=%d state=%s\n",
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ioa, state ? "ON" : "OFF");
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}
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/* ── send general interrogation ─────────────────────────────── */
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void send_gi(CS104_Connection con) {
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CS104_Connection_sendInterrogationCommand(con,
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CS101_COT_ACTIVATION, 1, IEC60870_QOI_STATION);
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printf("[SCADA →] General Interrogation sent\n");
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}
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/* ── main ───────────────────────────────────────────────────── */
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int main(int argc, char** argv) {
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signal(SIGINT, sigint_handler);
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const char* ip = (argc > 1) ? argv[1] : "127.0.0.1";
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printf("[SCADA] Connecting to RTU at %s:2404\n\n", ip);
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CS104_Connection con = CS104_Connection_create(ip, 2404);
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CS104_Connection_setConnectionHandler(con, connectionHandler, NULL);
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CS104_Connection_setASDUReceivedHandler(con, asduReceivedHandler, NULL);
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CS104_Connection_connect(con);
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Thread_sleep(1000);
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/* start data transfer */
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CS104_Connection_sendStartDT(con);
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Thread_sleep(500);
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/* request all current values */
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send_gi(con);
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Thread_sleep(2000);
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/* main loop — send commands periodically */
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uint64_t lastCmd = 0;
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bool b1_state = false;
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bool b2_state = false;
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printf("\n[SCADA] Running — commands every 5s, Ctrl+C to stop\n\n");
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while (running) {
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uint64_t now = Hal_getMonotonicTimeInMs();
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/* every 5s — toggle breaker1 then breaker2 alternately */
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if (now >= lastCmd + 5000) {
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lastCmd = now;
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static int cmd_count = 0;
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cmd_count++;
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if (cmd_count % 2 == 0) {
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b1_state = !b1_state;
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send_command(con, 200, b1_state); /* toggle breaker1 */
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} else {
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b2_state = !b2_state;
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send_command(con, 201, b2_state); /* toggle breaker2 */
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}
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}
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Thread_sleep(10);
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}
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printf("\n[SCADA] Shutting down\n");
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CS104_Connection_sendStopDT(con);
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Thread_sleep(500);
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CS104_Connection_destroy(con);
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return 0;
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}
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