int ping_address(mbus_handle *handle, mbus_frame *reply, int address) { int i, ret = MBUS_RECV_RESULT_ERROR; memset((void *)reply, 0, sizeof(mbus_frame)); for (i = 0; i <= handle->max_retry; i++) { if (debug) { printf("%d ", address); fflush(stdout); } if (mbus_send_ping_frame(handle, address, 0) == -1) { fprintf(stderr,"Scan failed. Could not send ping frame: %s\n", mbus_error_str()); return MBUS_RECV_RESULT_ERROR; } ret = mbus_recv_frame(handle, reply); if (ret != MBUS_RECV_RESULT_TIMEOUT) { return ret; } } return ret; }
//------------------------------------------------------------------------------ // 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; }
//------------------------------------------------------------------------------ // 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; }
//------------------------------------------------------------------------------ // 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; }
//------------------------------------------------------------------------------ // 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; }
//------------------------------------------------------------------------------ // 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; }
//------------------------------------------------------------------------------ // 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 *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; }
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; }
//------------------------------------------------------------------------------ // 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; }
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; }
//------------------------------------------------------------------------------ // 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; }
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; }
//------------------------------------------------------------------------------ // 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; }