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107 lines
2.2 KiB
C
107 lines
2.2 KiB
C
/*
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* client_example_async.c
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*
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* Shows how to use the asynchronous client API
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*
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* This example is intended to be used with server_example_basic_io.
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*/
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#include "iec61850_client.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include "hal_thread.h"
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static bool fileTransferComplete = false;
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static bool
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getFileAsyncHandler (uint32_t invokeId, void* parameter, IedClientError err, uint32_t originalInvokeId,
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uint8_t* buffer, uint32_t bytesRead, bool moreFollows)
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{
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if ((err != IED_ERROR_OK) || (moreFollows == false)) {
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if (err == IED_ERROR_OK) {
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printf("Received %d bytes\n", bytesRead);
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}
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printf("File transfer complete (err:%d)\n", err);
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fileTransferComplete = true;
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}
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else {
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printf("Received %d bytes\n", bytesRead);
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}
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return true;
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}
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int main(int argc, char** argv) {
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char* hostname;
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char* filename = NULL;
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if (argc > 1)
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hostname = argv[1];
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else
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hostname = "localhost";
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if (argc > 2)
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filename = argv[2];
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IedClientError error;
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IedConnection con = IedConnection_create();
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IedConnection_connectAsync(con, &error, hostname, 102);
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if (error == IED_ERROR_OK) {
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bool success = true;
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while (IedConnection_getState(con) != IED_STATE_CONNECTED) {
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if (IedConnection_getState(con) == IED_STATE_CLOSED) {
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success = false;
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break;
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}
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Thread_sleep(10);
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}
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if (success) {
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if (filename) {
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IedConnection_getFileAsync(con, &error, filename, getFileAsyncHandler, NULL);
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printf("Started file download\n");
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while (fileTransferComplete == false)
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Thread_sleep(10);
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}
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}
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Thread_sleep(1000);
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IedConnection_releaseAsync(con, &error);
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if (error != IED_ERROR_OK) {
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printf("Release returned error: %d\n", error);
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}
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else {
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while (IedConnection_getState(con) != IED_STATE_CLOSED) {
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Thread_sleep(10);
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}
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}
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}
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else {
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printf("Failed to connect to %s\n", hostname);
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}
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IedConnection_destroy(con);
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return 0;
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}
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