Steve Karg
97 lines
3.4 KiB
C
97 lines
3.4 KiB
C
/**
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* @file
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* @brief A basic You-Are service handler
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* @author Steve Karg <skarg@users.sourceforge.net>
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* @date June 2025
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* @copyright SPDX-License-Identifier: MIT
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*/
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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/* BACnet Stack defines - first */
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#include "bacnet/bacdef.h"
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/* BACnet Stack API */
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#include "bacnet/bacdcode.h"
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#include "bacnet/bacapp.h"
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#include "bacnet/youare.h"
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#include "bacnet/basic/services.h"
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#include "bacnet/basic/sys/debug.h"
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#include "bacnet/basic/object/device.h"
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/**
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* A basic handler for You-Are responses.
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* @param service_request [in] The received message to be handled.
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* @param service_len [in] Length of the service_request message.
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* @param src [in] The BACNET_ADDRESS of the message's source.
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*/
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void handler_you_are_json_print(
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uint8_t *service_request, uint16_t service_len, BACNET_ADDRESS *src)
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{
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int len = 0;
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uint32_t device_id = 0;
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uint16_t vendor_id = 0;
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BACNET_CHARACTER_STRING model_name = { 0 };
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BACNET_CHARACTER_STRING serial_number = { 0 };
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BACNET_OCTET_STRING mac_address = { 0 };
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char name[MAX_CHARACTER_STRING_BYTES + 1] = { 0 };
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(void)src;
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len = you_are_request_decode(
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service_request, service_len, &device_id, &vendor_id, &model_name,
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&serial_number, &mac_address);
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if (len > 0) {
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debug_printf_stdout("{\n\"You-Are-Request\": {\n");
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debug_printf_stdout(" \"vendor-id\" : %u,\n", (unsigned)vendor_id);
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bacapp_snprintf_character_string(name, sizeof(name), &model_name);
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debug_printf_stdout(" \"model-name\" : %s,\n", name);
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bacapp_snprintf_character_string(name, sizeof(name), &serial_number);
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debug_printf_stdout(" \"serial-number\" : %s", name);
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if (device_id <= BACNET_MAX_INSTANCE) {
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debug_printf_stdout(",\n");
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debug_printf_stdout(
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" \"device-identifier\" : %lu", (unsigned long)device_id);
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}
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if (mac_address.length > 0) {
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debug_printf_stdout(",\n");
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bacapp_snprintf_octet_string(name, sizeof(name), &mac_address);
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debug_printf_stdout(" \"device-mac-address\" : \"%s\"", name);
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}
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debug_printf_stdout("\n }\n}\n");
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}
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return;
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}
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/**
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* A basic handler for You-Are-Request
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* @param service_request [in] The received message to be handled.
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* @param service_len [in] Length of the service_request message.
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* @param src [in] The BACNET_ADDRESS of the message's source.
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*/
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void handler_you_are_device_id_set(
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uint8_t *service_request, uint16_t service_len, BACNET_ADDRESS *src)
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{
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int len = 0;
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uint32_t device_id = 0;
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uint16_t vendor_id = 0;
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BACNET_CHARACTER_STRING model_name = { 0 }, device_model_name = { 0 };
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BACNET_CHARACTER_STRING serial_number = { 0 }, device_serial_number = { 0 };
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(void)src;
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len = you_are_request_decode(
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service_request, service_len, &device_id, &vendor_id, &model_name,
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&serial_number, NULL);
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if (len > 0) {
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characterstring_init_ansi(&device_model_name, Device_Model_Name());
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characterstring_init_ansi(
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&device_serial_number, Device_Serial_Number());
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if ((Device_Vendor_Identifier() == vendor_id) &&
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characterstring_same(&device_model_name, &model_name) &&
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characterstring_same(&device_serial_number, &serial_number)) {
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Device_Set_Object_Instance_Number(device_id);
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}
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}
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return;
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}
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