165 lines
4.1 KiB
C
Executable File
165 lines
4.1 KiB
C
Executable File
//------------------------------------------------------------------------------
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// Copyright (C) 2011, Robert Johansson, Raditex AB
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// All rights reserved.
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//
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// rSCADA
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// http://www.rSCADA.se
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// info@rscada.se
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//
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//------------------------------------------------------------------------------
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#include <string.h>
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#include <stdio.h>
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#include <mbus/mbus.h>
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static int debug = 0;
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//------------------------------------------------------------------------------
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// Execution starts here:
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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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mbus_frame reply;
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mbus_frame_data reply_data;
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mbus_handle *handle = NULL;
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char *host, *addr_str, matching_addr[16], *xml_result;
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int address;
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long port;
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memset((void *)&reply, 0, sizeof(mbus_frame));
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memset((void *)&reply_data, 0, sizeof(mbus_frame_data));
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if (argc == 4)
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{
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host = argv[1];
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port = atol(argv[2]);
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addr_str = argv[3];
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debug = 0;
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}
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else if (argc == 5 && strcmp(argv[1], "-d") == 0)
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{
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host = argv[2];
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port = atol(argv[3]);
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addr_str = argv[4];
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debug = 1;
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}
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else
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{
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fprintf(stderr, "usage: %s [-d] host port mbus-address\n", argv[0]);
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fprintf(stderr, " optional flag -d for debug printout\n");
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return 0;
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}
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if ((port < 0) || (port > 0xFFFF))
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{
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fprintf(stderr, "Invalid port: %ld\n", port);
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return 1;
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}
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if ((handle = mbus_context_tcp(host, port)) == NULL)
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{
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fprintf(stderr, "Could not initialize M-Bus context: %s\n", mbus_error_str());
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return 1;
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}
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if (debug)
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{
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mbus_register_send_event(handle, &mbus_dump_send_event);
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mbus_register_recv_event(handle, &mbus_dump_recv_event);
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}
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if (mbus_connect(handle) == -1)
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{
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fprintf(stderr, "Failed to setup connection to M-bus gateway\n");
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return 1;
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}
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if (mbus_is_secondary_address(addr_str))
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{
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// secondary addressing
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int ret;
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ret = mbus_select_secondary_address(handle, addr_str);
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if (ret == MBUS_PROBE_COLLISION)
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{
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fprintf(stderr, "%s: Error: The address mask [%s] matches more than one device.\n", __PRETTY_FUNCTION__, addr_str);
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return 1;
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}
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else if (ret == MBUS_PROBE_NOTHING)
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{
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fprintf(stderr, "%s: Error: The selected secondary address does not match any device [%s].\n", __PRETTY_FUNCTION__, addr_str);
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return 1;
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}
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else if (ret == MBUS_PROBE_ERROR)
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{
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fprintf(stderr, "%s: Error: Failed to select secondary address [%s].\n", __PRETTY_FUNCTION__, addr_str);
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return 1;
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}
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// else MBUS_PROBE_SINGLE
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if (mbus_send_request_frame(handle, MBUS_ADDRESS_NETWORK_LAYER) == -1)
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{
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fprintf(stderr, "Failed to send M-Bus request frame.\n");
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return 1;
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}
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}
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else
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{
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// primary addressing
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address = atoi(addr_str);
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if (mbus_send_request_frame(handle, address) == -1)
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{
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fprintf(stderr, "Failed to send M-Bus request frame.\n");
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return 1;
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}
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}
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if (mbus_recv_frame(handle, &reply) != MBUS_RECV_RESULT_OK)
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{
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fprintf(stderr, "Failed to receive M-Bus response frame: %s\n", mbus_error_str());
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return 1;
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}
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//
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// parse data and print in XML format
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//
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if (debug)
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{
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mbus_frame_print(&reply);
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}
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if (mbus_frame_data_parse(&reply, &reply_data) == -1)
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{
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fprintf(stderr, "M-bus data parse error: %s\n", mbus_error_str());
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return 1;
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}
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if ((xml_result = mbus_frame_data_xml(&reply_data)) == NULL)
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{
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fprintf(stderr, "Failed to generate XML representation of MBUS frame: %s\n", mbus_error_str());
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return 1;
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}
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printf("%s", xml_result);
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free(xml_result);
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// manual free
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if (reply_data.data_var.record)
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{
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mbus_data_record_free(reply_data.data_var.record); // free's up the whole list
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}
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mbus_disconnect(handle);
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mbus_context_free(handle);
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return 0;
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}
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