//------------------------------------------------------------------------------
// Execution starts here:
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
mbus_frame reply;
mbus_frame_data reply_data;
mbus_handle *handle = NULL;
char *host, *addr_str, matching_addr[16], *xml_result;
int port, address;
memset((void *)&reply, 0, sizeof(mbus_frame));
memset((void *)&reply_data, 0, sizeof(mbus_frame_data));
if (argc == 4)
{
host = argv[1];
port = atoi(argv[2]);
addr_str = argv[3];
debug = 0;
}
else if (argc == 5 && strcmp(argv[1], "-d") == 0)
{
host = argv[2];
port = atoi(argv[3]);
addr_str = argv[4];
debug = 1;
}
else
{
fprintf(stderr, "usage: %s [-d] host port mbus-address\n", argv[0]);
fprintf(stderr, " optional flag -d for debug printout\n");
return 0;
}
if (debug)
{
mbus_register_send_event(&mbus_dump_send_event);
mbus_register_recv_event(&mbus_dump_recv_event);
}
if ((handle = mbus_context_tcp(host, port)) == NULL)
{
fprintf(stderr, "Could not initialize M-Bus context: %s\n", mbus_error_str());
return 1;
}
if (mbus_connect(handle) == -1)
{
fprintf(stderr, "Failed to setup connection to M-bus gateway\n");
return 1;
}
if (strlen(addr_str) == 16)
{
// secondary addressing
int ret;
ret = mbus_select_secondary_address(handle, addr_str);
if (ret == MBUS_PROBE_COLLISION)
{
fprintf(stderr, "%s: Error: The address mask [%s] matches more than one device.\n", __PRETTY_FUNCTION__, addr_str);
return 1;
}
else if (ret == MBUS_PROBE_NOTHING)
{
fprintf(stderr, "%s: Error: The selected secondary address does not match any device [%s].\n", __PRETTY_FUNCTION__, addr_str);
return 1;
}
else if (ret == MBUS_PROBE_ERROR)
{
fprintf(stderr, "%s: Error: Failed to select secondary address [%s].\n", __PRETTY_FUNCTION__, addr_str);
return 1;
}
// else MBUS_PROBE_SINGLE
if (mbus_send_request_frame(handle, 253) == -1)
{
fprintf(stderr, "Failed to send M-Bus request frame.\n");
return 1;
}
}
else
{
// primary addressing
address = atoi(addr_str);
if (mbus_send_request_frame(handle, address) == -1)
{
fprintf(stderr, "Failed to send M-Bus request frame.\n");
return 1;
}
}
if (mbus_recv_frame(handle, &reply) != MBUS_RECV_RESULT_OK)
{
fprintf(stderr, "Failed to receive M-Bus response frame: %s\n", mbus_error_str());
return 1;
}
//
// parse data and print in XML format
//
if (debug)
{
mbus_frame_print(&reply);
}
if (mbus_frame_data_parse(&reply, &reply_data) == -1)
{
fprintf(stderr, "M-bus data parse error.\n");
return 1;
}
if ((xml_result = mbus_frame_data_xml(&reply_data)) == 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);
// manual free
if (reply_data.data_var.record)
{
mbus_data_record_free(reply_data.data_var.record); // free's up the whole list
}
mbus_disconnect(handle);
mbus_context_free(handle);
return 0;
}
//------------------------------------------------------------------------------
// Scan for devices using secondary addressing.
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
mbus_frame reply;
mbus_frame_data reply_data;
mbus_handle *handle = NULL;
char *device, *addr_str, matching_addr[16];
int address, baudrate = 9600;
if (argc == 3)
{
device = argv[1];
addr_str = argv[2];
}
else if (argc == 4 && strcmp(argv[1], "-d") == 0)
{
device = argv[2];
addr_str = argv[3];
debug = 1;
}
else if (argc == 5 && strcmp(argv[1], "-b") == 0)
{
baudrate = atoi(argv[2]);
device = argv[3];
addr_str = argv[4];
}
else if (argc == 6 && strcmp(argv[1], "-d") == 0 && strcmp(argv[2], "-b") == 0)
{
baudrate = atoi(argv[3]);
device = argv[4];
addr_str = argv[5];
debug = 1;
}
else
{
fprintf(stderr, "usage: %s [-d] [-b BAUDRATE] device mbus-address\n", argv[0]);
fprintf(stderr, " optional flag -d for debug printout\n");
fprintf(stderr, " optional flag -b for selecting baudrate\n");
return 0;
}
if ((handle = mbus_connect_serial(device)) == NULL)
{
fprintf(stderr, "Failed to setup connection to M-bus gateway\n");
return -1;
}
if (mbus_serial_set_baudrate(handle->m_serial_handle, baudrate) == -1)
{
printf("Failed to set baud rate.\n");
return -1;
}
if (strlen(addr_str) == 16)
{
// secondary addressing
int probe_ret;
probe_ret = mbus_probe_secondary_address(handle, addr_str, matching_addr);
if (probe_ret == MBUS_PROBE_COLLISION)
{
fprintf(stderr, "%s: Error: The address mask [%s] matches more than one device.\n", __PRETTY_FUNCTION__, addr_str);
return -1;
}
else if (probe_ret == MBUS_PROBE_NOTHING)
{
fprintf(stderr, "%s: Error: The selected secondary address does not match any device [%s].\n", __PRETTY_FUNCTION__, addr_str);
return -1;
}
else if (probe_ret == MBUS_PROBE_ERROR)
{
fprintf(stderr, "%s: Error: Failed to probe secondary address [%s].\n", __PRETTY_FUNCTION__, addr_str);
return -1;
}
// else MBUS_PROBE_SINGLE
if (mbus_send_request_frame(handle, 253) == -1)
{
fprintf(stderr, "Failed to send M-Bus request frame.\n");
return -1;
}
}
else
{
// primary addressing
address = atoi(addr_str);
if (mbus_send_request_frame(handle, address) == -1)
{
fprintf(stderr, "Failed to send M-Bus request frame.\n");
return -1;
}
}
if (mbus_recv_frame(handle, &reply) == -1)
{
fprintf(stderr, "Failed to receive M-Bus response frame.\n");
return -1;
}
//
// parse data and print in XML format
//
if (debug)
{
mbus_frame_print(&reply);
}
mbus_frame_data_parse(&reply, &reply_data);
printf("%s", mbus_frame_data_xml(&reply_data));
// manual free
if (reply_data.data_var.record)
{
mbus_data_record_free(reply_data.data_var.record); // free's up the whole list
}
mbus_disconnect(handle);
return 0;
}
int
main(int argc, char *argv[])
{
FILE *fp = NULL;
size_t buff_len, len;
int normalized = 0;
unsigned char buf[1024];
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] binary-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(buf, 0, sizeof(buf));
len = fread(buf, 1, sizeof(buf), fp);
if (ferror(fp) != 0)
{
fprintf(stderr, "%s: failed to read '%s'\n", argv[0], file);
return 1;
}
fclose(fp);
memset(&reply, 0, sizeof(reply));
memset(&frame_data, 0, sizeof(frame_data));
mbus_parse(&reply, buf, len);
mbus_frame_data_parse(&reply, &frame_data);
mbus_frame_print(&reply);
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);
return 0;
}
int
main(int argc, char *argv[])
{
FILE *fp = NULL;
size_t buff_len, len;
int result;
u_char raw_buff[4096], buff[4096];
mbus_frame reply;
mbus_frame_data frame_data;
char *xml_result = NULL;
if (argc != 2)
{
fprintf(stderr, "usage: %s hex-file\n", argv[0]);
return 1;
}
if ((fp = fopen(argv[1], "r")) == NULL)
{
fprintf(stderr, "%s: failed to open '%s'\n", argv[0], argv[1]);
return 1;
}
memset(raw_buff, 0, sizeof(raw_buff));
len = fread(raw_buff, 1, sizeof(raw_buff), fp);
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);
if ((xml_result = mbus_frame_data_xml(&frame_data)) == 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);
return 0;
}
int
main(int argc, char *argv[])
{
FILE *fp = NULL;
size_t buff_len, 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));
len = fread(raw_buff, 1, sizeof(raw_buff), fp);
if (ferror(fp) != 0)
{
fprintf(stderr, "%s: failed to read '%s'\n", argv[0], file);
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;
}
//------------------------------------------------------------------------------
// client_io:
//
//------------------------------------------------------------------------------
static gboolean
server_io(GIOChannel *gio, GIOCondition condition, gpointer data)
{
static gchar *func_name = "server_io";
gchar buff[PACKET_BUFF_SIZE];
gint len, len_tot = 0;
int fd;
FsNetBuffer *nbdata;
bzero((void *)buff, sizeof(buff));
mbus_frame *frame;
mbus_frame_data frame_data;
//
// init
//
if ((fd = g_io_channel_unix_get_fd(gio)) < 0)
{
g_warning("%s: Failed to aquire socket fd.", func_name);
return FALSE;
}
if (condition & (G_IO_HUP|G_IO_NVAL|G_IO_ERR))
{
exit(0);
}
if ((nbdata = fs_net_buffer_get(gio)) == NULL)
{
g_warning("%s: Serious error, couldn't retrieve data buffer for GIO Channel.", func_name);
return FALSE;
}
//
// start reading data
//
frame = mbus_frame_new(MBUS_FRAME_TYPE_ANY);
len_tot = 1;
while (len > 0)
{
if ((len = fs_net_read_data_nonblocking(gio, nbdata, len_tot)) < 0)
{
if (len == -2 && nbdata->offset == 0)
{
// Return value -2 is a special return value that we use to indicate
// that the read operation was interrupted due to unavailability of
// data (so we got an try-again error, preventing a blocking read).
//
// Restart the read operation later.
mbus_frame_free(frame);
return TRUE;
}
if (len == -1)
{
fs_net_buffer_free(gio);
fs_net_socket_close(fd);
exit(0);
}
}
nbdata->offset = len_tot; // start next read at the correct offset
len = mbus_parse(frame, nbdata->buff, len_tot);
len_tot += len;
}
if (len == -1)
{
mbus_frame_free(frame);
return TRUE;
}
//
// parse data and print in XML format
//
mbus_frame_data_parse(frame, &frame_data);
printf("%s", mbus_frame_data_xml(&frame_data));
//
// Free and exit
//
mbus_frame_free(frame);
exit(0);
return TRUE;
}
