//------------------------------------------------------------------------------
// Execution starts here:
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_handle *handle;
    mbus_frame reply;
    char *device, *addr;
    int address, ret, baudrate = 9600;

    if (argc == 3)
    {
        device = argv[1];   
        addr = strdup(argv[2]);
    }   
    else if (argc == 5 && strcmp(argv[1], "-b") == 0)
    {
        baudrate = atoi(argv[2]);
        device = argv[3];   
        addr = strdup(argv[4]);
    }
    else
    {
        fprintf(stderr, "usage: %s device secondary-mbus-address\n", argv[0]);
        return 0;
    }
 
    if (strlen(addr) != 16)
    {
        printf("Misformatted secondary address. Must be 16 character HEX number.\n");
        return -1;
    }

    if ((handle = mbus_connect_serial(device)) == NULL)
    {
        printf("Failed to setup connection to M-bus device: %s\n", mbus_error_str());
        return -1;
    }

    if (mbus_serial_set_baudrate(handle->m_serial_handle, baudrate) == -1)
    {
        printf("Failed to set baud rate.\n");
        return -1;
    }

    if (mbus_send_select_frame(handle, addr) == -1)
    {
        printf("Failed to send selection frame: %s\n", mbus_error_str());
        return -1; 
    }

    ret = mbus_recv_frame(handle, &reply);

    if (ret == -1)
    {
        printf("No reply from device with secondary address %s: %s\n", argv[2], mbus_error_str());
        return -1;
    }    

    if (ret == -2)
    {
        printf("Invalid reply from %s: The address address probably match more than one device: %s\n", argv[2], mbus_error_str());
        return -1;
    }

    if (mbus_frame_type(&reply) == MBUS_FRAME_TYPE_ACK)
    {
        if (mbus_send_request_frame(handle, 253) == -1)
	    {
            printf("Failed to send request to selected secondary device: %s\n", mbus_error_str());
            return -1;
        }

        if (mbus_recv_frame(handle, &reply) == -1)
        {
            printf("Failed to recieve reply from selected secondary device: %s\n", mbus_error_str());
            return -1;
        }

        if (mbus_frame_type(&reply) != MBUS_FRAME_TYPE_ACK)
        {
            printf("Recieved a reply from secondarily addressed device: Searched for [%s] and found [%s].\n",
                   argv[2], mbus_frame_get_secondary_address(&reply));
        }
    }
    else
    {
        printf("Unknown reply:\n");
        mbus_frame_print(&reply);
    }
 
    free(addr);
    mbus_disconnect(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;
}
//------------------------------------------------------------------------------
// 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;
}
//------------------------------------------------------------------------------
// Primary addressing scanning of mbus devices.
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_handle *handle;
    char *device;
    int address, baudrate = 2400, timeout = 200;

    fprintf(stderr, "Hello, welcome to mbus\n");

    if (argc == 2)
    {
        device = argv[1];
    }
    else if (argc == 4 && strcmp(argv[1], "-b") == 0)
    {
        baudrate = atoi(argv[2]); 
        device = argv[3];
    }
    else if (argc == 4 && strcmp(argv[1], "-t") == 0)
	{
		timeout = atoi(argv[2]);
		device = argv[3];
	}
    else if (argc == 6 && strcmp(argv[1], "-b") == 0 && strcmp(argv[3], "-t") == 0)
    	{
    		baudrate = atoi(argv[2]);
    		timeout = atoi(argv[4]);
    		device = argv[5];
    	}
    else
    {
        fprintf(stderr, "usage: %s [-b BAUDRATE] [-t TIMEOUT] device\n", argv[0]);
        return 0;
    }

    fprintf(stderr, "Going to use device %s at baud %d and timeout %d\n", device, baudrate, timeout);
    


    if ((handle = mbus_connect_serial(device)) == NULL)
    {
        printf("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 (mbus_serial_set_timeout(handle->m_serial_handle, timeout) == -1)
	{
		printf("Failed to set timeout.\n");
		return -1;
	}



    for (address = 0; address < 254; address++)
    {
        mbus_frame reply;

        memset((void *)&reply, 0, sizeof(mbus_frame));

        if (mbus_send_ping_frame(handle, address) == -1)
        {
	  printf("Scan failed. Could not send ping frame to handle %d and address %d: %s\n", handle, address, mbus_error_str());
	  continue;
	    //            return -1;
        } 

        if (mbus_recv_frame(handle, &reply) == -1)
        {

            printf("No reply address %d\n", address);

            continue;
        } 
	else  {
	  printf("Got a reply\n");
	  mbus_hexdump((const char * )&reply, reply.length1);

	}

	int frame_type= mbus_frame_type(&reply);
        if (frame_type == MBUS_FRAME_TYPE_ACK)
        {
            printf("Found a M-Bus device at address %d \n", address);
        }
	else 
	{
	  printf("not found addr:%d got frame type %d\n", address, frame_type);
	}
    }

    mbus_disconnect(handle);
    return 0;
}
//------------------------------------------------------------------------------
// Execution starts here:
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_handle *handle;
    mbus_frame reply;
    char *device, *addr = NULL;
    int ret, baudrate = 9600;

    if (argc == 3)
    {
        device = argv[1];   
        addr = strdup(argv[2]);
    }   
    else if (argc == 5 && strcmp(argv[1], "-b") == 0)
    {
        baudrate = atoi(argv[2]);
        device = argv[3];   
        addr = strdup(argv[4]);
    }
    else
    {
        fprintf(stderr, "usage: %s [-b BAUDRATE] device secondary-mbus-address\n", argv[0]);
        fprintf(stderr, "    optional flag -b for selecting baudrate\n");
        return 0;
    }
    
    if (addr == NULL)
    {
        fprintf(stderr, "Failed to allocate address.\n");
        return 1;
    }
 
    if (mbus_is_secondary_address(addr) == 0)
    {
        printf("Misformatted secondary address. Must be 16 character HEX number.\n");
        return 1;
    }

    if ((handle = mbus_context_serial(device)) == NULL)
    {
        fprintf(stderr, "Could not initialize M-Bus context: %s\n",  mbus_error_str());
        return 1;
    }

    if (mbus_connect(handle) == -1)
    {
        printf("Failed to setup connection to M-bus gateway\n");
        return 1;
    }

    if (mbus_serial_set_baudrate(handle, baudrate) == -1)
    {
        printf("Failed to set baud rate.\n");
        return 1;
    }

    if (mbus_send_select_frame(handle, addr) == -1)
    {
        printf("Failed to send selection frame: %s\n", mbus_error_str());
        return 1; 
    }

    ret = mbus_recv_frame(handle, &reply);

    if (ret == MBUS_RECV_RESULT_TIMEOUT)
    {
        printf("No reply from device with secondary address %s: %s\n", argv[2], mbus_error_str());
        return 1;
    }    

    if (ret == MBUS_RECV_RESULT_INVALID)
    {
        printf("Invalid reply from %s: The address address probably match more than one device: %s\n", argv[2], mbus_error_str());
        return 1;
    }

    if (mbus_frame_type(&reply) == MBUS_FRAME_TYPE_ACK)
    {
        if (mbus_send_request_frame(handle, MBUS_ADDRESS_NETWORK_LAYER) == -1)
	    {
            printf("Failed to send request to selected secondary device: %s\n", mbus_error_str());
            return 1;
        }

        if (mbus_recv_frame(handle, &reply) != MBUS_RECV_RESULT_OK)
        {
            printf("Failed to recieve reply from selected secondary device: %s\n", mbus_error_str());
            return 1;
        }

        if (mbus_frame_type(&reply) != MBUS_FRAME_TYPE_ACK)
        {
            printf("Recieved a reply from secondarily addressed device: Searched for [%s] and found [%s].\n",
                   argv[2], mbus_frame_get_secondary_address(&reply));
        }
    }
    else
    {
        printf("Unknown reply:\n");
        mbus_frame_print(&reply);
    }
 
    free(addr);
    mbus_disconnect(handle);
    mbus_context_free(handle);
    return 0;
}
//------------------------------------------------------------------------------
// Execution starts here:
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_handle *handle;
    mbus_frame reply;
    char *host, *addr;
    int port, ret;

    if (argc != 4)
    {
        printf("usage: %s host port secondary-mbus-address\n", argv[0]);
        return 0;
    }
 
    host = argv[1];   
    port = atoi(argv[2]);
    addr = strdup(argv[3]);

    if (strlen(argv[3]) != 16)
    {
        printf("Misformatted secondary address. Must be 16 character HEX number.\n");
        return 1;
    }

    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 (mbus_send_select_frame(handle, addr) == -1)
    {
        printf("Failed to send selection frame: %s\n", mbus_error_str());
        return 1; 
    }

    ret = mbus_recv_frame(handle, &reply);

    if (ret == MBUS_RECV_RESULT_TIMEOUT)
    {
        printf("No reply from device with secondary address %s: %s\n", argv[3], mbus_error_str());
        return 1;
    }    

    if (ret == MBUS_RECV_RESULT_INVALID)
    {
        printf("Invalid reply from %s: The address address probably match more than one device: %s\n", argv[3], mbus_error_str());
        return 1;
    }

    if (mbus_frame_type(&reply) == MBUS_FRAME_TYPE_ACK)
    {
        if (mbus_send_request_frame(handle, 253) == -1)
	    {
            printf("Failed to send request to selected secondary device: %s\n", mbus_error_str());
            return 1;
        }

        if (mbus_recv_frame(handle, &reply) != MBUS_RECV_RESULT_OK)
        {
            printf("Failed to recieve reply from selected secondary device: %s\n", mbus_error_str());
            return 1;
        }

        if (mbus_frame_type(&reply) != MBUS_FRAME_TYPE_ACK)
        {
            printf("Recieved a reply from secondarily addressed device: Searched for [%s] and found [%s].\n",
                   argv[3], mbus_frame_get_secondary_address(&reply));
        }
    }
    else
    {
        printf("Unknown reply:\n");
        mbus_frame_print(&reply);
    }
 
    free(addr);
    mbus_disconnect(handle);
    mbus_context_free(handle);
    return 0;
}
//------------------------------------------------------------------------------
// Primary addressing scanning of mbus devices.
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_handle *handle;
    char *device;
    int address, baudrate = 9600;
    int ret;

    if (argc == 2)
    {
        device = argv[1];
    }
    else if (argc == 3 && strcmp(argv[1], "-d") == 0)
    {
        debug = 1;
        device = argv[2];
    }
    else if (argc == 4 && strcmp(argv[1], "-b") == 0)
    {
        baudrate = atoi(argv[2]); 
        device = argv[3];
    }
    else if (argc == 5 && strcmp(argv[1], "-d") == 0 && strcmp(argv[2], "-b") == 0)
    {
        debug = 1;    
        baudrate = atoi(argv[3]); 
        device = argv[4];
    }
    else
    {
        fprintf(stderr, "usage: %s [-d] [-b BAUDRATE] device\n", argv[0]);
        return 0;
    }
    
    if (debug)
    {
        mbus_register_send_event(&mbus_dump_send_event);
        mbus_register_recv_event(&mbus_dump_recv_event);
    }
    
    if ((handle = mbus_context_serial(device)) == NULL)
    {
        fprintf(stderr, "Could not initialize M-Bus context: %s\n",  mbus_error_str());
        return 1;
    }

    if (mbus_connect(handle) == -1)
    {
        printf("Failed to setup connection to M-bus gateway\n");
        return 1;
    }

    if (mbus_serial_set_baudrate(handle, baudrate) == -1)
    {
        printf("Failed to set baud rate.\n");
        return 1;
    }

    if (debug)
        printf("Scanning primary addresses:\n");

    for (address = 0; address <= 250; address++)
    {
        mbus_frame reply;

        memset((void *)&reply, 0, sizeof(mbus_frame));

        if (debug)
        {
            printf("%d ", address);
            fflush(stdout);
        }

        if (mbus_send_ping_frame(handle, address, 0) == -1)
        {
            printf("Scan failed. Could not send ping frame: %s\n", mbus_error_str());
            return 1;
        } 
        
        ret = mbus_recv_frame(handle, &reply);

        if (ret == MBUS_RECV_RESULT_TIMEOUT)
        {
            continue;
        }
        
        if (debug)
            printf("\n");
        
        if (ret == MBUS_RECV_RESULT_INVALID)
        {
            /* check for more data (collision) */
            mbus_purge_frames(handle);
            printf("Collision at address %d\n", address);
            continue;
        } 

        if (mbus_frame_type(&reply) == MBUS_FRAME_TYPE_ACK)
        {
            /* check for more data (collision) */
            if (mbus_purge_frames(handle))
            {
                printf("Collision at address %d\n", address);
                
                continue;
            }
                
            printf("Found a M-Bus device at address %d\n", address);
        }
    }

    mbus_disconnect(handle);
    mbus_context_free(handle);
    return 0;
}
Exemple #8
0
//------------------------------------------------------------------------------
// Primary addressing scanning of mbus devices.
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_handle *handle;
    char *host;
    int address, retries = 0;
    long port;
    int ret;

    if (argc == 3)
    {
        host = argv[1];   
        port = atol(argv[2]);
    }
    else if (argc == 4 && strcmp(argv[1], "-d") == 0)
    {
        debug = 1;
        host = argv[2];   
        port = atol(argv[3]);
    }
    else if (argc == 5 && strcmp(argv[1], "-r") == 0)
    {
        retries = atoi(argv[2]); 
        host = argv[3];   
        port = atol(argv[4]);
    }
    else if (argc == 6 && strcmp(argv[1], "-d") == 0 && strcmp(argv[2], "-r") == 0)
    {
        debug = 1;
        retries = atoi(argv[3]); 
        host = argv[4];   
        port = atol(argv[5]);
    }
    else
    {
        fprintf(stderr,"usage: %s [-d] [-r RETRIES] host port\n", argv[0]);
        return 0;
    }
    
    if ((port < 0) || (port > 0xFFFF))
    {
        fprintf(stderr, "Invalid port: %ld\n", port);
        return 1;
    }
    
    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,"Scan failed: Could not initialize M-Bus context: %s\n",  mbus_error_str());
        return 1;
    }

    if (mbus_connect(handle) == -1)
    {
        fprintf(stderr,"Scan failed: Could not setup connection to M-bus gateway: %s\n", mbus_error_str());
        return 1;
    }
    
    if (mbus_context_set_option(handle, MBUS_OPTION_MAX_RETRY, retries) == -1)
    {
        fprintf(stderr,"Failed to set retry count\n");
        return 1;
    }

    if (debug)
        printf("Scanning primary addresses:\n");

    for (address = 0; address <= MBUS_MAX_PRIMARY_SLAVES; address++)
    {
        mbus_frame reply;

        ret = ping_address(handle, &reply, address);
        
        if (ret == MBUS_RECV_RESULT_TIMEOUT)
        {
            continue;
        }
        
        if (ret == MBUS_RECV_RESULT_INVALID)
        {
            /* check for more data (collision) */
            mbus_purge_frames(handle);
            printf("Collision at address %d\n", address);
            continue;
        } 

        if (mbus_frame_type(&reply) == MBUS_FRAME_TYPE_ACK)
        {
            /* check for more data (collision) */
            if (mbus_purge_frames(handle))
            {
                printf("Collision at address %d\n", address);
                continue;
            }

            printf("Found a M-Bus device at address %d\n", address);
        }
    }

    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_handle *handle = NULL;

    char *device, *addr_str, *xml_result;
    int address;
    long baudrate = 9600;
    int maxframes = MAXFRAMES;

    memset((void *)&reply, 0, sizeof(mbus_frame));
    int c;
    for (c=1; c<argc-2; c++)
    {
        if (strcmp(argv[c], "-d") == 0)
        {
            debug = 1;
        }
        else if (strcmp(argv[c], "-b") == 0)
        {
            c++;
            baudrate = atol(argv[c]);
        }
        else if (strcmp(argv[c], "-f") == 0)
        {
            c++;
            maxframes = atoi(argv[c]);
        }
        else
        {
            parse_abort(argv);
        }
    }
    if (c > argc-2)
    {
        parse_abort(argv);
    }
    device   = argv[c];
    addr_str = argv[c+1];

    if ((handle = mbus_context_serial(device)) == NULL)
    {
        fprintf(stderr, "Could not initialize M-Bus context: %s\n",  mbus_error_str());
        return 1;
    }

    if (debug)
    {
        mbus_register_send_event(handle, &mbus_dump_send_event);
        mbus_register_recv_event(handle, &mbus_dump_recv_event);
    }

    if (mbus_connect(handle) == -1)
    {
        fprintf(stderr,"Failed to setup connection to M-bus gateway\n");
        mbus_context_free(handle);
        return 1;
    }

    if (mbus_serial_set_baudrate(handle, baudrate) == -1)
    {
        fprintf(stderr,"Failed to set baud rate.\n");
        mbus_disconnect(handle);
        mbus_context_free(handle);
        return 1;
    }

    if (mbus_init_slaves_str(handle,addr_str,debug) == 0)
    {
        fprintf(stderr,"Failed to send reset ping to %s\n",addr_str);
        mbus_disconnect(handle);
        mbus_context_free(handle);
        return 1;
    }

    if (mbus_is_secondary_address(addr_str))
    {
        // 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);
            mbus_disconnect(handle);
            mbus_context_free(handle);
            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);
            mbus_disconnect(handle);
            mbus_context_free(handle);
            return 1;
        }
        else if (ret == MBUS_PROBE_ERROR)
        {
            fprintf(stderr, "%s: Error: Failed to select secondary address [%s].\n", __PRETTY_FUNCTION__, addr_str);
            mbus_disconnect(handle);
            mbus_context_free(handle);
            return 1;
        }
        // else MBUS_PROBE_SINGLE

        address = MBUS_ADDRESS_NETWORK_LAYER;
    }
    else
    {
        // primary addressing
        address = atoi(addr_str);
    }

    // instead of the send and recv, use this sendrecv function that
    // takes care of the possibility of multi-telegram replies (limit = 16 frames)
    if (mbus_sendrecv_request(handle, address, &reply, maxframes) != 0)
    {
        fprintf(stderr, "Failed to send/receive M-Bus request.\n");
        mbus_disconnect(handle);
        mbus_context_free(handle);
        mbus_frame_free(reply.next);
        return 1;
    }

    //
    // dump hex data if debug is true
    //
    if (debug)
    {
        mbus_frame_print(&reply);
    }

    //
    // generate XML and print to standard output
    //
    if ((xml_result = mbus_frame_xml(&reply)) == NULL)
    {
        fprintf(stderr, "Failed to generate XML representation of MBUS frames: %s\n", mbus_error_str());
        mbus_disconnect(handle);
        mbus_context_free(handle);
        mbus_frame_free(reply.next);
        return 1;
    }

    printf("%s", xml_result);
    free(xml_result);

    mbus_disconnect(handle);
    mbus_context_free(handle);
    mbus_frame_free(reply.next);

    return 0;
}
//------------------------------------------------------------------------------
// Execution starts here:
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_handle *handle;
    mbus_frame reply;
    char *host, *addr = NULL;
    int ret;
    long port;
    int address, subcode = -1;

    if (argc == 4)
    {
        host     = argv[1];
        port     = atol(argv[2]);
        addr     = argv[3];
    }
    else if (argc == 5 && strcmp(argv[1], "-d") == 0)
    {
        debug    = 1;
        host     = argv[2];
        port     = atol(argv[3]);
        addr     = argv[4];
    }
    else if (argc == 5)
    {
        host     = argv[1];
        port     = atol(argv[2]);
        addr     = argv[3];
        subcode  = atoi(argv[4]);
    }
    else if (argc == 6 && strcmp(argv[1], "-d") == 0)
    {
        debug    = 1;
        host     = argv[2];
        port     = atol(argv[3]);
        addr     = argv[4];
        subcode  = atoi(argv[5]);
    }
    else
    {
        fprintf(stderr, "usage: %s [-d] host port mbus-address [subcode]\n", argv[0]);
        return 0;
    }

    if ((port < 0) || (port > 0xFFFF))
    {
        fprintf(stderr, "Invalid port: %ld\n", port);
        return 1;
    }

    if ((handle = mbus_context_tcp(host, port)) == NULL)
    {
        fprintf(stderr, "Could not initialize M-Bus context: %s\n",  mbus_error_str());
        return 1;
    }
    
    if (debug)
    {
        mbus_register_send_event(handle, &mbus_dump_send_event);
        mbus_register_recv_event(handle, &mbus_dump_recv_event);
    }

    if (mbus_connect(handle) == -1)
    {
        fprintf(stderr, "Failed to setup connection to M-bus gateway\n");
        mbus_context_free(handle);
        return 1;
    }

    if (mbus_is_secondary_address(addr))
    {
        // secondary addressing

        int ret;

        ret = mbus_select_secondary_address(handle, addr);

        if (ret == MBUS_PROBE_COLLISION)
        {
            fprintf(stderr, "The address mask [%s] matches more than one device.\n", addr);
            mbus_disconnect(handle);
            mbus_context_free(handle);
            return 1;
        }
        else if (ret == MBUS_PROBE_NOTHING)
        {
            fprintf(stderr, "The selected secondary address does not match any device [%s].\n", addr);
            mbus_disconnect(handle);
            mbus_context_free(handle);
            return 1;
        }
        else if (ret == MBUS_PROBE_ERROR)
        {
            fprintf(stderr, "Failed to select secondary address [%s].\n", addr);
            mbus_disconnect(handle);
            mbus_context_free(handle);
            return 1;
        }
        // else MBUS_PROBE_SINGLE

        address = MBUS_ADDRESS_NETWORK_LAYER;
    }
    else
    {
        // primary addressing

        address = atoi(addr);
    }

    if (mbus_send_application_reset_frame(handle, address, subcode) == -1)
    {
        fprintf(stderr,"Failed to send reset frame: %s\n", mbus_error_str());
        mbus_disconnect(handle);
        mbus_context_free(handle);
        return 1;
    }

    ret = mbus_recv_frame(handle, &reply);

    if (ret == MBUS_RECV_RESULT_TIMEOUT)
    {
        fprintf(stderr,"No reply from device\n");
        mbus_disconnect(handle);
        mbus_context_free(handle);
        return 1;
    }
    else if (mbus_frame_type(&reply) != MBUS_FRAME_TYPE_ACK)
    {
        fprintf(stderr,"Unknown reply:\n");
        mbus_frame_print(&reply);
    }
    else
    {
        if (subcode > -1)
        {
            printf("Successful reset device (Subcode: %d)\n", subcode);
        }
        else
        {
            printf("Successful reset device\n");
        }
    }

    mbus_disconnect(handle);
    mbus_context_free(handle);
    return 0;
}
//------------------------------------------------------------------------------
// Scan for devices using secondary addressing.
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    mbus_frame *frame, reply;
    mbus_frame_data reply_data;
    mbus_handle *handle = NULL;

    char *device, *addr_str, *xml_result;
    int address, baudrate = 9600;
 
    memset((void *)&reply, 0, sizeof(mbus_frame));
    memset((void *)&reply_data, 0, sizeof(mbus_frame_data));
     
    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 (debug)
    {
        mbus_register_send_event(&mbus_dump_send_event);
        mbus_register_recv_event(&mbus_dump_recv_event);
    }
 
    if ((handle = mbus_context_serial(device)) == NULL)
    {
        fprintf(stderr, "Could not initialize M-Bus context: %s\n",  mbus_error_str());
        return 1;
    }

    if (mbus_connect(handle) == -1)
    {
        printf("Failed to setup connection to M-bus gateway\n");
        return 1;
    }

    if (mbus_serial_set_baudrate(handle, baudrate) == -1)
    {
        printf("Failed to set baud rate.\n");
        return 1;
    }
    
    //
    // init slave to get really the beginning of the records
    //
    
    frame = mbus_frame_new(MBUS_FRAME_TYPE_SHORT);
    
    if (frame == NULL)
    {
        fprintf(stderr, "Failed to allocate mbus frame.\n");
        return 1;
    }
    
    frame->control = MBUS_CONTROL_MASK_SND_NKE | MBUS_CONTROL_MASK_DIR_M2S;
    frame->address = MBUS_ADDRESS_NETWORK_LAYER;
    
    if (debug)
        printf("%s: debug: sending init frame #1\n", __PRETTY_FUNCTION__);
    
    if (mbus_send_frame(handle, frame) == -1)
    {
        fprintf(stderr, "Failed to send mbus frame.\n");
        mbus_frame_free(frame);
        return 1;
    }
    
    mbus_purge_frames(handle);
    
    //
    // resend SND_NKE, maybe the first get lost
    //
    
    frame->control = MBUS_CONTROL_MASK_SND_NKE | MBUS_CONTROL_MASK_DIR_M2S;
    frame->address = MBUS_ADDRESS_NETWORK_LAYER;

    if (debug)
        printf("%s: debug: sending init frame #2\n", __PRETTY_FUNCTION__);

    if (mbus_send_frame(handle, frame) == -1)
    {
        fprintf(stderr, "Failed to send mbus frame.\n");
        mbus_frame_free(frame);
        return 1;
    }

    mbus_purge_frames(handle);

    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

        address = 253;
    } 
    else
    {
        // primary addressing
        address = atoi(addr_str);
    }   
    
    // instead of the send and recv, use this sendrecv function that 
    // takes care of the possibility of multi-telegram replies (limit = 16 frames)
    if (mbus_sendrecv_request(handle, address, &reply, 16) != 0)
    {
        fprintf(stderr, "Failed to send/receive M-Bus request.\n");
        return 1;
    }

    //
    // dump hex data if debug is true
    //
    if (debug)
    {
        mbus_frame_print(&reply);
    }

    //
    // generate XML and print to standard output
    //
    if ((xml_result = mbus_frame_xml(&reply)) == NULL)
    {
        fprintf(stderr, "Failed to generate XML representation of MBUS frames: %s\n", mbus_error_str());
        return 1;
    }
    
    printf("%s", xml_result);
    free(xml_result);

    mbus_disconnect(handle);
    mbus_context_free(handle);
    return 0;
}
//------------------------------------------------------------------------------
// Scan for devices using secondary addressing.
//------------------------------------------------------------------------------
int
main(int argc, char **argv)
{
    char *device, *addr_mask = NULL;
    long baudrate = 9600;
    mbus_handle *handle = NULL;
    mbus_frame *frame = NULL, reply;

    memset((void *)&reply, 0, sizeof(mbus_frame));

    if (argc == 2)
    {
        device = argv[1];
        addr_mask = strdup("FFFFFFFFFFFFFFFF");
    }
    else if (argc == 3 && strcmp(argv[1], "-d") == 0)
    {
        device = argv[2];
        addr_mask = strdup("FFFFFFFFFFFFFFFF");
        debug = 1;
    }
    else if (argc == 3)
    {
        device = argv[1];
        addr_mask = strdup(argv[2]);
    }
    else if (argc == 4 && strcmp(argv[1], "-d") == 0)
    {
        device = argv[2];
        addr_mask = strdup(argv[3]);
        debug = 1;
    }
    else if (argc == 4 && strcmp(argv[1], "-b") == 0)
    {
        baudrate = atol(argv[2]);
        device = argv[3];
        addr_mask = strdup("FFFFFFFFFFFFFFFF");
    }
    else if (argc == 5 && strcmp(argv[1], "-d") == 0 && strcmp(argv[2], "-b") == 0)
    {
        baudrate = atol(argv[3]);
        device = argv[4];
        addr_mask = strdup("FFFFFFFFFFFFFFFF");
        debug = 1;
    }
    else if (argc == 5 && strcmp(argv[1], "-b") == 0)
    {
        baudrate = atol(argv[2]);
        device = argv[3];
        addr_mask = strdup(argv[4]);
    }
    else if (argc == 6 && strcmp(argv[1], "-d") == 0)
    {
        baudrate = atol(argv[3]);
        device = argv[4];
        addr_mask = strdup(argv[5]);
        debug = 1;
    }
    else
    {
        fprintf(stderr, "usage: %s [-d] [-b BAUDRATE] device [address-mask]\n", argv[0]);
        fprintf(stderr, "\toptional flag -d for debug printout\n");
        fprintf(stderr, "\toptional flag -b for selecting baudrate\n");
        fprintf(stderr, "\trestrict the search by supplying an optional address mask on the form\n");
        fprintf(stderr, "\t'FFFFFFFFFFFFFFFF' where F is a wildcard character\n");
        return 0;
    }

    if (addr_mask == NULL)
    {
        fprintf(stderr, "Failed to allocate address mask.\n");
        return 1;
    }

    if (mbus_is_secondary_address(addr_mask) == 0)
    {
        fprintf(stderr, "Misformatted secondary address mask. Must be 16 character HEX number.\n");
        free(addr_mask);
        return 1;
    }

    if ((handle = mbus_context_serial(device)) == NULL)
    {
        fprintf(stderr, "Could not initialize M-Bus context: %s\n",  mbus_error_str());
        free(addr_mask);
        return 1;
    }
    
    if (debug)
    {
        mbus_register_send_event(handle, &mbus_dump_send_event);
        mbus_register_recv_event(handle, &mbus_dump_recv_event);
    }

    if (mbus_connect(handle) == -1)
    {
        fprintf(stderr,"Failed to setup connection to M-bus gateway\n");
        free(addr_mask);
        return 1;
    }

    if (mbus_serial_set_baudrate(handle, baudrate) == -1)
    {
        fprintf(stderr, "Failed to set baud rate.\n");
        free(addr_mask);
        return 1;
    }


    frame = mbus_frame_new(MBUS_FRAME_TYPE_SHORT);

    if (frame == NULL)
    {
        fprintf(stderr, "Failed to allocate mbus frame.\n");
        free(addr_mask);
        return 1;
    }

    if (init_slaves(handle) == 0)
    {
        free(addr_mask);
        return 1;
    }

    mbus_scan_2nd_address_range(handle, 0, addr_mask);

    mbus_disconnect(handle);
    mbus_context_free(handle);
    //printf("Summary: Tried %ld address masks and found %d devices.\n", probe_count, match_count);

    free(addr_mask);

    return 0;
}