libmbus/test/mbus_parse_hex.c
2020-03-21 10:50:33 +01:00

108 lines
2.5 KiB
C

//------------------------------------------------------------------------------
// Copyright (C) 2010, Raditex AB
// All rights reserved.
//
// rSCADA
// http://www.rSCADA.se
// info@rscada.se
//
//------------------------------------------------------------------------------
#include <err.h>
#include <stdio.h>
#include <string.h>
#include <mbus/mbus.h>
int
main(int argc, char *argv[])
{
FILE *fp = NULL;
size_t buff_len;
int result, normalized = 0;
unsigned char raw_buff[4096], buff[4096];
mbus_frame reply;
mbus_frame_data frame_data;
char *xml_result = NULL, *file = NULL;
if (argc == 3 && strcmp(argv[1], "-n") == 0)
{
file = argv[2];
normalized = 1;
}
else if (argc == 2)
{
file = argv[1];
}
else
{
fprintf(stderr, "usage: %s [-n] hex-file\n", argv[0]);
fprintf(stderr, " optional flag -n for normalized values\n");
return 1;
}
if ((fp = fopen(file, "r")) == NULL)
{
fprintf(stderr, "%s: failed to open '%s'\n", argv[0], file);
return 1;
}
memset(raw_buff, 0, sizeof(raw_buff));
fread(raw_buff, 1, sizeof(raw_buff), fp);
if (ferror(fp) != 0)
{
fprintf(stderr, "%s: failed to read '%s'\n", argv[0], file);
fclose(fp);
return 1;
}
fclose(fp);
buff_len = mbus_hex2bin(buff,sizeof(buff),raw_buff,sizeof(raw_buff));
memset(&reply, 0, sizeof(reply));
memset(&frame_data, 0, sizeof(frame_data));
//mbus_parse_set_debug(1);
result = mbus_parse(&reply, buff, buff_len);
if (result < 0)
{
fprintf(stderr, "mbus_parse: %s\n", mbus_error_str());
return 1;
}
else if (result > 0)
{
fprintf(stderr, "mbus_parse: need %d more bytes\n", result);
return 1;
}
result = mbus_frame_data_parse(&reply, &frame_data);
if (result != 0)
{
mbus_frame_print(&reply);
fprintf(stderr, "mbus_frame_data_parse: %s\n", mbus_error_str());
return 1;
}
//mbus_frame_print(&reply);
//mbus_frame_data_print(&frame_data);
xml_result = normalized ? mbus_frame_data_xml_normalized(&frame_data) : mbus_frame_data_xml(&frame_data);
if (xml_result == NULL)
{
fprintf(stderr, "Failed to generate XML representation of MBUS frame: %s\n", mbus_error_str());
return 1;
}
printf("%s", xml_result);
free(xml_result);
mbus_data_record_free(frame_data.data_var.record);
return 0;
}