//------------------------------------------------------------------------------ // Copyright (C) 2011, Robert Johansson, Raditex AB // All rights reserved. // // rSCADA // http://www.rSCADA.se // info@rscada.se // //------------------------------------------------------------------------------ #include #include #include static int debug = 0; //------------------------------------------------------------------------------ // Execution starts here: //------------------------------------------------------------------------------ int main(int argc, char **argv) { char *host, *addr_mask = NULL; int port; mbus_handle *handle = NULL; mbus_frame *frame = NULL, reply; memset((void *)&reply, 0, sizeof(mbus_frame)); if (argc != 4 && argc != 3) { fprintf(stderr, "usage: %s host port [address-mask]\n", argv[0]); 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; } host = argv[1]; port = atoi(argv[2]); if (argc == 4) { addr_mask = strdup(argv[3]); } else { addr_mask = strdup("FFFFFFFFFFFFFFFF"); } 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"); 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; } // // init slaves // if (debug) printf("%s: debug: sending init frame #1\n", __PRETTY_FUNCTION__); if (mbus_send_ping_frame(handle, MBUS_ADDRESS_NETWORK_LAYER, 1) == -1) { free(addr_mask); return 1; } // // resend SND_NKE, maybe the first get lost // if (debug) printf("%s: debug: sending init frame #2\n", __PRETTY_FUNCTION__); if (mbus_send_ping_frame(handle, MBUS_ADDRESS_BROADCAST_NOREPLY, 1) == -1) { 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; }