/************************************************************************** * * Copyright (C) 2005 Steve Karg * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * *********************************************************************/ /* This is one way to use the embedded BACnet stack under Win32 */ /* compiled with Borland C++ 5.02 or Visual C++ 6.0 */ #include #include #include #include #include /* for kbhit and getch */ #include "iam.h" #include "address.h" #include "config.h" #include "bacdef.h" #include "npdu.h" #include "apdu.h" #include "device.h" #include "handlers.h" #include "client.h" #include "datalink.h" #include "txbuf.h" #include "dlenv.h" /* include the objects */ #include "device.h" #include "ai.h" #include "ao.h" #include "av.h" #include "bi.h" #include "bo.h" #include "bv.h" #include "lc.h" #include "lsp.h" #include "mso.h" #include "bacfile.h" /* buffer used for receive */ static uint8_t Rx_Buf[MAX_MPDU] = { 0 }; static void Init_Object( BACNET_OBJECT_TYPE object_type, rpm_property_lists_function rpm_list_function, read_property_function rp_function, object_valid_instance_function object_valid_function, write_property_function wp_function, object_count_function count_function, object_index_to_instance_function index_function, object_name_function name_function) { handler_read_property_object_set(object_type, rp_function, object_valid_function); handler_write_property_object_set(object_type, wp_function); handler_read_property_multiple_list_set(object_type, rpm_list_function); Device_Object_Function_Set(object_type, count_function, index_function, name_function); } static void Init_Objects( void) { Device_Init(); Init_Object(OBJECT_DEVICE, Device_Property_Lists, Device_Encode_Property_APDU, Device_Valid_Object_Instance_Number, Device_Write_Property, NULL, NULL, NULL); Analog_Input_Init(); Init_Object(OBJECT_ANALOG_INPUT, Analog_Input_Property_Lists, Analog_Input_Encode_Property_APDU, Analog_Input_Valid_Instance, NULL, Analog_Input_Count, Analog_Input_Index_To_Instance, Analog_Input_Name); Analog_Output_Init(); Init_Object(OBJECT_ANALOG_OUTPUT, Analog_Output_Property_Lists, Analog_Output_Encode_Property_APDU, Analog_Output_Valid_Instance, Analog_Output_Write_Property, Analog_Output_Count, Analog_Output_Index_To_Instance, Analog_Output_Name); Analog_Value_Init(); Init_Object(OBJECT_ANALOG_VALUE, Analog_Value_Property_Lists, Analog_Value_Encode_Property_APDU, Analog_Value_Valid_Instance, Analog_Value_Write_Property, Analog_Value_Count, Analog_Value_Index_To_Instance, Analog_Value_Name); Binary_Input_Init(); Init_Object(OBJECT_BINARY_INPUT, Binary_Input_Property_Lists, Binary_Input_Encode_Property_APDU, Binary_Input_Valid_Instance, NULL, Binary_Input_Count, Binary_Input_Index_To_Instance, Binary_Input_Name); Binary_Output_Init(); Init_Object(OBJECT_BINARY_OUTPUT, Binary_Output_Property_Lists, Binary_Output_Encode_Property_APDU, Binary_Output_Valid_Instance, Binary_Output_Write_Property, Binary_Output_Count, Binary_Output_Index_To_Instance, Binary_Output_Name); Binary_Value_Init(); Init_Object(OBJECT_BINARY_VALUE, Binary_Value_Property_Lists, Binary_Value_Encode_Property_APDU, Binary_Value_Valid_Instance, Binary_Value_Write_Property, Binary_Value_Count, Binary_Value_Index_To_Instance, Binary_Value_Name); Life_Safety_Point_Init(); Init_Object(OBJECT_LIFE_SAFETY_POINT, Life_Safety_Point_Property_Lists, Life_Safety_Point_Encode_Property_APDU, Life_Safety_Point_Valid_Instance, Life_Safety_Point_Write_Property, Life_Safety_Point_Count, Life_Safety_Point_Index_To_Instance, Life_Safety_Point_Name); Load_Control_Init(); Init_Object(OBJECT_LOAD_CONTROL, Load_Control_Property_Lists, Load_Control_Encode_Property_APDU, Load_Control_Valid_Instance, Load_Control_Write_Property, Load_Control_Count, Load_Control_Index_To_Instance, Load_Control_Name); Multistate_Output_Init(); Init_Object(OBJECT_MULTI_STATE_OUTPUT, Multistate_Output_Property_Lists, Multistate_Output_Encode_Property_APDU, Multistate_Output_Valid_Instance, Multistate_Output_Write_Property, Multistate_Output_Count, Multistate_Output_Index_To_Instance, Multistate_Output_Name); #if defined(BACFILE) bacfile_init(); Init_Object(OBJECT_FILE, BACfile_Property_Lists, bacfile_encode_property_apdu, bacfile_valid_instance, bacfile_write_property, bacfile_count, bacfile_index_to_instance, bacfile_name); #endif } /* send a whois to see who is on the network */ static bool Who_Is_Request = true; bool I_Am_Request = true; static void Read_Properties( void) { uint32_t device_id = 0; bool status = false; unsigned max_apdu = 0; BACNET_ADDRESS src; bool next_device = false; static unsigned index = 0; static unsigned property = 0; /* list of required (and some optional) properties in the Device Object note: you could just loop through all the properties in all the objects. */ const int object_props[] = { PROP_OBJECT_IDENTIFIER, PROP_OBJECT_NAME, PROP_OBJECT_TYPE, PROP_SYSTEM_STATUS, PROP_VENDOR_NAME, PROP_VENDOR_IDENTIFIER, PROP_MODEL_NAME, PROP_FIRMWARE_REVISION, PROP_APPLICATION_SOFTWARE_VERSION, PROP_PROTOCOL_VERSION, PROP_PROTOCOL_CONFORMANCE_CLASS, PROP_PROTOCOL_SERVICES_SUPPORTED, PROP_PROTOCOL_OBJECT_TYPES_SUPPORTED, PROP_MAX_APDU_LENGTH_ACCEPTED, PROP_SEGMENTATION_SUPPORTED, PROP_LOCAL_TIME, PROP_LOCAL_DATE, PROP_UTC_OFFSET, PROP_DAYLIGHT_SAVINGS_STATUS, PROP_APDU_SEGMENT_TIMEOUT, PROP_APDU_TIMEOUT, PROP_NUMBER_OF_APDU_RETRIES, PROP_TIME_SYNCHRONIZATION_RECIPIENTS, PROP_MAX_MASTER, PROP_MAX_INFO_FRAMES, PROP_DEVICE_ADDRESS_BINDING, /* note: PROP_OBJECT_LIST is missing cause we need to get it with an index method since the list could be very large */ /* some proprietary properties */ 514, 515, /* end of list */ -1 }; if (address_count()) { if (address_get_by_index(index, &device_id, &max_apdu, &src)) { if (object_props[property] < 0) next_device = true; else { status = Send_Read_Property_Request(device_id, /* destination device */ OBJECT_DEVICE, device_id, object_props[property], BACNET_ARRAY_ALL); if (status) property++; } } else next_device = true; if (next_device) { next_device = false; index++; if (index >= MAX_ADDRESS_CACHE) index = 0; property = 0; } } return; } static void LocalIAmHandler( uint8_t * service_request, uint16_t service_len, BACNET_ADDRESS * src) { int len = 0; uint32_t device_id = 0; unsigned max_apdu = 0; int segmentation = 0; uint16_t vendor_id = 0; (void) src; (void) service_len; len = iam_decode_service_request(service_request, &device_id, &max_apdu, &segmentation, &vendor_id); fprintf(stderr, "Received I-Am Request"); if (len != -1) { fprintf(stderr, " from %u!\n", device_id); address_add(device_id, max_apdu, src); } else fprintf(stderr, "!\n"); return; } static void Init_Service_Handlers( void) { Device_Init(); handler_read_property_object_set(OBJECT_DEVICE, Device_Encode_Property_APDU, Device_Valid_Object_Instance_Number); /* we need to handle who-is to support dynamic device binding */ apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_WHO_IS, handler_who_is); apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_I_AM, LocalIAmHandler); /* set the handler for all the services we don't implement */ /* It is required to send the proper reject message... */ apdu_set_unrecognized_service_handler_handler (handler_unrecognized_service); /* we must implement read property - it's required! */ apdu_set_confirmed_handler(SERVICE_CONFIRMED_READ_PROPERTY, handler_read_property); apdu_set_confirmed_handler(SERVICE_CONFIRMED_READ_PROP_MULTIPLE, handler_read_property_multiple); /* handle the data coming back from confirmed requests */ apdu_set_confirmed_ack_handler(SERVICE_CONFIRMED_READ_PROPERTY, handler_read_property_ack); } static void print_address( char *name, BACNET_ADDRESS * dest) { /* destination address */ int i = 0; /* counter */ if (dest) { printf("%s: ", name); for (i = 0; i < dest->mac_len; i++) { printf("%02X", dest->mac[i]); } printf("\n"); } } static void print_address_cache( void) { int i, j; BACNET_ADDRESS address; uint32_t device_id = 0; unsigned max_apdu = 0; fprintf(stderr, "Device\tMAC\tMaxAPDU\tNet\n"); for (i = 0; i < MAX_ADDRESS_CACHE; i++) { if (address_get_by_index(i, &device_id, &max_apdu, &address)) { fprintf(stderr, "%u\t", device_id); for (j = 0; j < address.mac_len; j++) { fprintf(stderr, "%02X", address.mac[j]); } fprintf(stderr, "\t"); fprintf(stderr, "%hu\t", max_apdu); fprintf(stderr, "%hu\n", address.net); } } } int main( int argc, char *argv[]) { BACNET_ADDRESS src = { 0 }; /* address where message came from */ uint16_t pdu_len = 0; unsigned timeout = 100; /* milliseconds */ BACNET_ADDRESS my_address, broadcast_address; (void) argc; (void) argv; Device_Set_Object_Instance_Number(4194300); Init_Objects(); address_init(); Init_Service_Handlers(); dlenv_init(); datalink_get_broadcast_address(&broadcast_address); print_address("Broadcast", &broadcast_address); datalink_get_my_address(&my_address); print_address("Address", &my_address); printf("BACnet stack running...\n"); /* loop forever */ for (;;) { /* input */ /* returns 0 bytes on timeout */ pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout); /* process */ if (pdu_len) { npdu_handler(&src, &Rx_Buf[0], pdu_len); } if (I_Am_Request) { I_Am_Request = false; Send_I_Am(&Handler_Transmit_Buffer[0]); } else if (Who_Is_Request) { Who_Is_Request = false; Send_WhoIs(-1, -1); } else { Read_Properties(); } /* output */ /* blink LEDs, Turn on or off outputs, etc */ /* wait for ESC from keyboard before quitting */ if (kbhit() && (getch() == 0x1B)) break; } print_address_cache(); return 0; }