skarg
640 lines
22 KiB
C
640 lines
22 KiB
C
/**************************************************************************
|
|
*
|
|
* Copyright (C) 2007 Steve Karg <skarg@users.sourceforge.net>
|
|
*
|
|
* 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.
|
|
*
|
|
*********************************************************************/
|
|
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
#include "bacdef.h"
|
|
#include "bacdcode.h"
|
|
#include "bacstr.h"
|
|
#include "bacenum.h"
|
|
#include "apdu.h"
|
|
#include "dcc.h"
|
|
#include "datalink.h"
|
|
#include "rs485.h"
|
|
#include "version.h"
|
|
#include "nvdata.h"
|
|
#include "stack.h"
|
|
/* objects */
|
|
#include "device.h"
|
|
#include "ai.h"
|
|
#include "av.h"
|
|
#include "bi.h"
|
|
#include "bo.h"
|
|
|
|
/* note: you really only need to define variables for
|
|
properties that are writable or that may change.
|
|
The properties that are constant can be hard coded
|
|
into the read-property encoding. */
|
|
static uint32_t Object_Instance_Number;
|
|
static uint8_t Object_Name[NV_EEPROM_DEVICE_NAME_SIZE];
|
|
static uint8_t Object_Name_Encoding;
|
|
static uint8_t Object_Name_Length;
|
|
static BACNET_DEVICE_STATUS System_Status = STATUS_OPERATIONAL;
|
|
|
|
static BACNET_REINITIALIZED_STATE_OF_DEVICE Reinitialize_State =
|
|
REINITIALIZED_STATE_IDLE;
|
|
|
|
/* These three arrays are used by the ReadPropertyMultiple handler */
|
|
static const int Device_Properties_Required[] = {
|
|
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_REVISION,
|
|
PROP_PROTOCOL_SERVICES_SUPPORTED,
|
|
PROP_PROTOCOL_OBJECT_TYPES_SUPPORTED,
|
|
PROP_OBJECT_LIST,
|
|
PROP_MAX_APDU_LENGTH_ACCEPTED,
|
|
PROP_SEGMENTATION_SUPPORTED,
|
|
PROP_APDU_TIMEOUT,
|
|
PROP_NUMBER_OF_APDU_RETRIES,
|
|
PROP_MAX_MASTER,
|
|
PROP_MAX_INFO_FRAMES,
|
|
PROP_DEVICE_ADDRESS_BINDING,
|
|
PROP_DATABASE_REVISION,
|
|
-1
|
|
};
|
|
|
|
static const int Device_Properties_Optional[] = {
|
|
PROP_DESCRIPTION,
|
|
PROP_PROTOCOL_CONFORMANCE_CLASS,
|
|
-1
|
|
};
|
|
|
|
static const int Device_Properties_Proprietary[] = {
|
|
-1
|
|
};
|
|
|
|
void Device_Property_Lists(
|
|
const int **pRequired,
|
|
const int **pOptional,
|
|
const int **pProprietary)
|
|
{
|
|
if (pRequired)
|
|
*pRequired = Device_Properties_Required;
|
|
if (pOptional)
|
|
*pOptional = Device_Properties_Optional;
|
|
if (pProprietary)
|
|
*pProprietary = Device_Properties_Proprietary;
|
|
|
|
return;
|
|
}
|
|
|
|
void Device_Reinit(
|
|
void)
|
|
{
|
|
dcc_set_status_duration(COMMUNICATION_ENABLE, 0);
|
|
Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
|
|
}
|
|
|
|
void Device_Init(
|
|
void)
|
|
{
|
|
Reinitialize_State = REINITIALIZED_STATE_IDLE;
|
|
dcc_set_status_duration(COMMUNICATION_ENABLE, 0);
|
|
/* Get the data from the eeprom */
|
|
eeprom_bytes_read(NV_EEPROM_DEVICE_0, (uint8_t *) & Object_Instance_Number,
|
|
sizeof(Object_Instance_Number));
|
|
if (Object_Instance_Number >= BACNET_MAX_INSTANCE) {
|
|
Object_Instance_Number = 0;
|
|
eeprom_bytes_write(NV_EEPROM_DEVICE_0,
|
|
(uint8_t *) & Object_Instance_Number,
|
|
sizeof(Object_Instance_Number));
|
|
}
|
|
eeprom_bytes_read(NV_EEPROM_DEVICE_NAME_ENCODING, &Object_Name_Encoding,
|
|
1);
|
|
eeprom_bytes_read(NV_EEPROM_DEVICE_NAME_LENGTH, &Object_Name_Length, 1);
|
|
eeprom_bytes_read(NV_EEPROM_DEVICE_NAME_0, (uint8_t *) & Object_Name[0],
|
|
NV_EEPROM_DEVICE_NAME_SIZE);
|
|
if ((Object_Name_Encoding >= MAX_CHARACTER_STRING_ENCODING) ||
|
|
(Object_Name_Length > NV_EEPROM_DEVICE_NAME_SIZE)) {
|
|
Object_Name_Encoding = CHARACTER_ANSI_X34;
|
|
Object_Name_Length = 0;
|
|
eeprom_bytes_write(NV_EEPROM_DEVICE_NAME_ENCODING,
|
|
&Object_Name_Encoding, 1);
|
|
eeprom_bytes_write(NV_EEPROM_DEVICE_NAME_LENGTH, &Object_Name_Length,
|
|
1);
|
|
}
|
|
}
|
|
|
|
/* methods to manipulate the data */
|
|
uint32_t Device_Object_Instance_Number(
|
|
void)
|
|
{
|
|
return Object_Instance_Number;
|
|
}
|
|
|
|
bool Device_Set_Object_Instance_Number(
|
|
uint32_t object_id)
|
|
{
|
|
bool status = true; /* return value */
|
|
|
|
if (object_id <= BACNET_MAX_INSTANCE) {
|
|
Object_Instance_Number = object_id;
|
|
eeprom_bytes_write(NV_EEPROM_DEVICE_0,
|
|
(uint8_t *) & Object_Instance_Number,
|
|
sizeof(Object_Instance_Number));
|
|
} else
|
|
status = false;
|
|
|
|
return status;
|
|
}
|
|
|
|
bool Device_Valid_Object_Instance_Number(
|
|
uint32_t object_id)
|
|
{
|
|
/* BACnet allows for a wildcard instance number */
|
|
return ((Object_Instance_Number == object_id) ||
|
|
(object_id == BACNET_MAX_INSTANCE));
|
|
}
|
|
|
|
BACNET_DEVICE_STATUS Device_System_Status(
|
|
void)
|
|
{
|
|
return System_Status;
|
|
}
|
|
|
|
void Device_Set_System_Status(
|
|
BACNET_DEVICE_STATUS status)
|
|
{
|
|
if (status < MAX_DEVICE_STATUS)
|
|
System_Status = status;
|
|
}
|
|
|
|
uint16_t Device_Vendor_Identifier(
|
|
void)
|
|
{
|
|
return BACNET_VENDOR_ID;
|
|
}
|
|
|
|
uint8_t Device_Protocol_Version(
|
|
void)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
uint8_t Device_Protocol_Revision(
|
|
void)
|
|
{
|
|
return 5;
|
|
}
|
|
|
|
BACNET_SEGMENTATION Device_Segmentation_Supported(
|
|
void)
|
|
{
|
|
return SEGMENTATION_NONE;
|
|
}
|
|
|
|
uint8_t Device_Database_Revision(
|
|
void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
unsigned Device_Object_List_Count(
|
|
void)
|
|
{
|
|
unsigned count = 1; /* at least 1 for device object */
|
|
|
|
/* FIXME: add objects as needed */
|
|
count += Binary_Input_Count();
|
|
count += Binary_Output_Count();
|
|
count += Analog_Input_Count();
|
|
count += Analog_Value_Count();
|
|
|
|
return count;
|
|
}
|
|
|
|
bool Device_Object_List_Identifier(
|
|
unsigned array_index,
|
|
int *object_type,
|
|
uint32_t * instance)
|
|
{
|
|
bool status = false;
|
|
unsigned object_index = 0;
|
|
unsigned object_count = 0;
|
|
|
|
/* device object */
|
|
if (array_index == 1) {
|
|
*object_type = OBJECT_DEVICE;
|
|
*instance = Object_Instance_Number;
|
|
status = true;
|
|
}
|
|
/* normalize the index since
|
|
we know it is not the previous objects */
|
|
/* array index starts at 1 */
|
|
object_index = array_index - 1;
|
|
/* 1 for the device object */
|
|
object_count = 1;
|
|
/* FIXME: add objects as needed */
|
|
/* binary value objects */
|
|
if (!status) {
|
|
object_index -= object_count;
|
|
object_count = Binary_Output_Count();
|
|
/* is it a valid index for this object? */
|
|
if (object_index < object_count) {
|
|
*object_type = OBJECT_BINARY_OUTPUT;
|
|
*instance = Binary_Output_Index_To_Instance(object_index);
|
|
status = true;
|
|
}
|
|
}
|
|
/* analog input objects */
|
|
if (!status) {
|
|
/* array index starts at 1, and 1 for the device object */
|
|
object_index -= object_count;
|
|
object_count = Analog_Input_Count();
|
|
if (object_index < object_count) {
|
|
*object_type = OBJECT_ANALOG_INPUT;
|
|
*instance = Analog_Input_Index_To_Instance(object_index);
|
|
status = true;
|
|
}
|
|
}
|
|
/* binary input objects */
|
|
if (!status) {
|
|
/* normalize the index since
|
|
we know it is not the previous objects */
|
|
object_index -= object_count;
|
|
object_count = Binary_Input_Count();
|
|
/* is it a valid index for this object? */
|
|
if (object_index < object_count) {
|
|
*object_type = OBJECT_BINARY_INPUT;
|
|
*instance = Binary_Input_Index_To_Instance(object_index);
|
|
status = true;
|
|
}
|
|
}
|
|
/* analog value objects */
|
|
if (!status) {
|
|
/* array index starts at 1, and 1 for the device object */
|
|
object_index -= object_count;
|
|
object_count = Analog_Value_Count();
|
|
if (object_index < object_count) {
|
|
*object_type = OBJECT_ANALOG_VALUE;
|
|
*instance = Analog_Value_Index_To_Instance(object_index);
|
|
status = true;
|
|
}
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
/* return the length of the apdu encoded or -1 for error */
|
|
int Device_Encode_Property_APDU(
|
|
uint8_t * apdu,
|
|
BACNET_PROPERTY_ID property,
|
|
int32_t array_index,
|
|
BACNET_ERROR_CLASS * error_class,
|
|
BACNET_ERROR_CODE * error_code)
|
|
{
|
|
int apdu_len = 0; /* return value */
|
|
int len = 0; /* apdu len intermediate value */
|
|
BACNET_BIT_STRING bit_string;
|
|
BACNET_CHARACTER_STRING char_string;
|
|
unsigned i = 0;
|
|
int object_type = 0;
|
|
uint32_t instance = 0;
|
|
unsigned count = 0;
|
|
|
|
/* FIXME: change the hardcoded names to suit your application */
|
|
switch (property) {
|
|
case PROP_OBJECT_IDENTIFIER:
|
|
apdu_len =
|
|
encode_application_object_id(&apdu[0], OBJECT_DEVICE,
|
|
Object_Instance_Number);
|
|
break;
|
|
case PROP_OBJECT_NAME:
|
|
characterstring_init(&char_string, Object_Name_Encoding,
|
|
(char *) &Object_Name[0], Object_Name_Length);
|
|
apdu_len =
|
|
encode_application_character_string(&apdu[0], &char_string);
|
|
break;
|
|
case PROP_OBJECT_TYPE:
|
|
apdu_len = encode_application_enumerated(&apdu[0], OBJECT_DEVICE);
|
|
break;
|
|
case PROP_DESCRIPTION:
|
|
characterstring_init_ansi(&char_string, "BACnet Development Kit");
|
|
apdu_len =
|
|
encode_application_character_string(&apdu[0], &char_string);
|
|
break;
|
|
case PROP_SYSTEM_STATUS:
|
|
apdu_len =
|
|
encode_application_enumerated(&apdu[0],
|
|
Device_System_Status());
|
|
break;
|
|
case PROP_VENDOR_NAME:
|
|
characterstring_init_ansi(&char_string, BACNET_VENDOR_NAME);
|
|
apdu_len =
|
|
encode_application_character_string(&apdu[0], &char_string);
|
|
break;
|
|
case PROP_VENDOR_IDENTIFIER:
|
|
apdu_len =
|
|
encode_application_unsigned(&apdu[0],
|
|
Device_Vendor_Identifier());
|
|
break;
|
|
case PROP_MODEL_NAME:
|
|
characterstring_init_ansi(&char_string, "bdk-atxx4-mstp");
|
|
apdu_len =
|
|
encode_application_character_string(&apdu[0], &char_string);
|
|
break;
|
|
case PROP_FIRMWARE_REVISION:
|
|
characterstring_init_ansi(&char_string, BACnet_Version);
|
|
apdu_len =
|
|
encode_application_character_string(&apdu[0], &char_string);
|
|
break;
|
|
case PROP_APPLICATION_SOFTWARE_VERSION:
|
|
characterstring_init_ansi(&char_string, "1.0");
|
|
apdu_len =
|
|
encode_application_character_string(&apdu[0], &char_string);
|
|
break;
|
|
case PROP_PROTOCOL_VERSION:
|
|
apdu_len =
|
|
encode_application_unsigned(&apdu[0],
|
|
Device_Protocol_Version());
|
|
break;
|
|
case PROP_PROTOCOL_REVISION:
|
|
apdu_len =
|
|
encode_application_unsigned(&apdu[0],
|
|
Device_Protocol_Revision());
|
|
break;
|
|
/* BACnet Legacy Support */
|
|
case PROP_PROTOCOL_CONFORMANCE_CLASS:
|
|
apdu_len = encode_application_unsigned(&apdu[0], 1);
|
|
break;
|
|
case PROP_PROTOCOL_SERVICES_SUPPORTED:
|
|
/* Note: list of services that are executed, not initiated. */
|
|
bitstring_init(&bit_string);
|
|
for (i = 0; i < MAX_BACNET_SERVICES_SUPPORTED; i++) {
|
|
/* automatic lookup based on handlers set */
|
|
bitstring_set_bit(&bit_string, (uint8_t) i,
|
|
apdu_service_supported(i));
|
|
}
|
|
apdu_len = encode_application_bitstring(&apdu[0], &bit_string);
|
|
break;
|
|
case PROP_PROTOCOL_OBJECT_TYPES_SUPPORTED:
|
|
/* Note: this is the list of objects that can be in this device,
|
|
not a list of objects that this device can access */
|
|
bitstring_init(&bit_string);
|
|
for (i = 0; i < MAX_ASHRAE_OBJECT_TYPE; i++) {
|
|
/* FIXME: if ReadProperty used an array of Functions... */
|
|
/* initialize all the object types to not-supported */
|
|
bitstring_set_bit(&bit_string, (uint8_t) i, false);
|
|
}
|
|
/* FIXME: indicate the objects that YOU support */
|
|
bitstring_set_bit(&bit_string, OBJECT_DEVICE, true);
|
|
bitstring_set_bit(&bit_string, OBJECT_ANALOG_INPUT, true);
|
|
bitstring_set_bit(&bit_string, OBJECT_ANALOG_VALUE, true);
|
|
bitstring_set_bit(&bit_string, OBJECT_BINARY_INPUT, true);
|
|
bitstring_set_bit(&bit_string, OBJECT_BINARY_OUTPUT, true);
|
|
apdu_len = encode_application_bitstring(&apdu[0], &bit_string);
|
|
break;
|
|
case PROP_OBJECT_LIST:
|
|
count = Device_Object_List_Count();
|
|
/* Array element zero is the number of objects in the list */
|
|
if (array_index == 0)
|
|
apdu_len = encode_application_unsigned(&apdu[0], count);
|
|
/* if no index was specified, then try to encode the entire list */
|
|
/* into one packet. Note that more than likely you will have */
|
|
/* to return an error if the number of encoded objects exceeds */
|
|
/* your maximum APDU size. */
|
|
else if (array_index == BACNET_ARRAY_ALL) {
|
|
for (i = 1; i <= count; i++) {
|
|
if (Device_Object_List_Identifier(i, &object_type,
|
|
&instance)) {
|
|
len =
|
|
encode_application_object_id(&apdu[apdu_len],
|
|
object_type, instance);
|
|
apdu_len += len;
|
|
/* assume next one is the same size as this one */
|
|
/* can we all fit into the APDU? */
|
|
if ((apdu_len + len) >= MAX_APDU) {
|
|
*error_class = ERROR_CLASS_SERVICES;
|
|
*error_code = ERROR_CODE_NO_SPACE_FOR_OBJECT;
|
|
apdu_len = -1;
|
|
break;
|
|
}
|
|
} else {
|
|
/* error: internal error? */
|
|
*error_class = ERROR_CLASS_SERVICES;
|
|
*error_code = ERROR_CODE_OTHER;
|
|
apdu_len = -1;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
if (Device_Object_List_Identifier(array_index, &object_type,
|
|
&instance))
|
|
apdu_len =
|
|
encode_application_object_id(&apdu[0], object_type,
|
|
instance);
|
|
else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_INVALID_ARRAY_INDEX;
|
|
apdu_len = -1;
|
|
}
|
|
}
|
|
break;
|
|
case PROP_MAX_APDU_LENGTH_ACCEPTED:
|
|
apdu_len = encode_application_unsigned(&apdu[0], MAX_APDU);
|
|
break;
|
|
case PROP_SEGMENTATION_SUPPORTED:
|
|
apdu_len =
|
|
encode_application_enumerated(&apdu[0],
|
|
Device_Segmentation_Supported());
|
|
break;
|
|
case PROP_APDU_TIMEOUT:
|
|
apdu_len = encode_application_unsigned(&apdu[0], apdu_timeout());
|
|
break;
|
|
case PROP_NUMBER_OF_APDU_RETRIES:
|
|
apdu_len = encode_application_unsigned(&apdu[0], apdu_retries());
|
|
break;
|
|
case PROP_DEVICE_ADDRESS_BINDING:
|
|
/* FIXME: encode the list here, if it exists */
|
|
break;
|
|
case PROP_DATABASE_REVISION:
|
|
apdu_len =
|
|
encode_application_unsigned(&apdu[0],
|
|
Device_Database_Revision());
|
|
break;
|
|
case PROP_MAX_INFO_FRAMES:
|
|
apdu_len =
|
|
encode_application_unsigned(&apdu[0],
|
|
dlmstp_max_info_frames());
|
|
break;
|
|
case PROP_MAX_MASTER:
|
|
apdu_len =
|
|
encode_application_unsigned(&apdu[0], dlmstp_max_master());
|
|
break;
|
|
case 512:
|
|
apdu_len = encode_application_unsigned(&apdu[0], stack_size());
|
|
break;
|
|
case 513:
|
|
apdu_len = encode_application_unsigned(&apdu[0], stack_unused());
|
|
break;
|
|
case 9600:
|
|
apdu_len = encode_application_unsigned(&apdu[0],
|
|
rs485_baud_rate());
|
|
break;
|
|
default:
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_UNKNOWN_PROPERTY;
|
|
apdu_len = -1;
|
|
break;
|
|
}
|
|
|
|
return apdu_len;
|
|
}
|
|
|
|
bool Device_Write_Property(
|
|
BACNET_WRITE_PROPERTY_DATA * wp_data,
|
|
BACNET_ERROR_CLASS * error_class,
|
|
BACNET_ERROR_CODE * error_code)
|
|
{
|
|
bool status = false; /* return value */
|
|
int len = 0;
|
|
BACNET_APPLICATION_DATA_VALUE value;
|
|
|
|
if (!Device_Valid_Object_Instance_Number(wp_data->object_instance)) {
|
|
*error_class = ERROR_CLASS_OBJECT;
|
|
*error_code = ERROR_CODE_UNKNOWN_OBJECT;
|
|
return false;
|
|
}
|
|
/* decode the some of the request */
|
|
len =
|
|
bacapp_decode_application_data(wp_data->application_data,
|
|
wp_data->application_data_len, &value);
|
|
/* FIXME: len < application_data_len: more data? */
|
|
/* FIXME: len == 0: unable to decode? */
|
|
switch (wp_data->object_property) {
|
|
case PROP_OBJECT_IDENTIFIER:
|
|
if (value.tag == BACNET_APPLICATION_TAG_OBJECT_ID) {
|
|
if ((value.type.Object_Id.type == OBJECT_DEVICE) &&
|
|
(Device_Set_Object_Instance_Number(value.type.Object_Id.
|
|
instance))) {
|
|
/* we could send an I-Am broadcast to let the world know */
|
|
status = true;
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_VALUE_OUT_OF_RANGE;
|
|
}
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_INVALID_DATA_TYPE;
|
|
}
|
|
break;
|
|
case PROP_MAX_INFO_FRAMES:
|
|
if (value.tag == BACNET_APPLICATION_TAG_UNSIGNED_INT) {
|
|
if (value.type.Unsigned_Int <= 255) {
|
|
dlmstp_set_max_info_frames(value.type.Unsigned_Int);
|
|
status = true;
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_VALUE_OUT_OF_RANGE;
|
|
}
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_INVALID_DATA_TYPE;
|
|
}
|
|
break;
|
|
case PROP_MAX_MASTER:
|
|
if (value.tag == BACNET_APPLICATION_TAG_UNSIGNED_INT) {
|
|
if ((value.type.Unsigned_Int > 0) &&
|
|
(value.type.Unsigned_Int <= 127)) {
|
|
dlmstp_set_max_master(value.type.Unsigned_Int);
|
|
status = true;
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_VALUE_OUT_OF_RANGE;
|
|
}
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_INVALID_DATA_TYPE;
|
|
}
|
|
break;
|
|
case PROP_OBJECT_NAME:
|
|
if (value.tag == BACNET_APPLICATION_TAG_CHARACTER_STRING) {
|
|
size_t length =
|
|
characterstring_length(&value.type.Character_String);
|
|
if (length < NV_EEPROM_DEVICE_NAME_SIZE) {
|
|
uint8_t encoding =
|
|
characterstring_encoding(&value.type.Character_String);
|
|
if (encoding < MAX_CHARACTER_STRING_ENCODING) {
|
|
uint8_t i;
|
|
char *pCharString;
|
|
Object_Name_Encoding = encoding;
|
|
Object_Name_Length = length;
|
|
eeprom_bytes_write(NV_EEPROM_DEVICE_NAME_ENCODING,
|
|
&Object_Name_Encoding, 1);
|
|
eeprom_bytes_write(NV_EEPROM_DEVICE_NAME_LENGTH,
|
|
&Object_Name_Length, 1);
|
|
pCharString =
|
|
characterstring_value(&value.type.
|
|
Character_String);
|
|
for (i = 0; i < Object_Name_Length; i++) {
|
|
Object_Name[i] = pCharString[i];
|
|
}
|
|
eeprom_bytes_write(NV_EEPROM_DEVICE_NAME_0,
|
|
(uint8_t *) & Object_Name[0], length);
|
|
status = true;
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_CHARACTER_SET_NOT_SUPPORTED;
|
|
}
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_NO_SPACE_TO_WRITE_PROPERTY;
|
|
}
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_INVALID_DATA_TYPE;
|
|
}
|
|
break;
|
|
case 9600:
|
|
if (value.tag == BACNET_APPLICATION_TAG_UNSIGNED_INT) {
|
|
if ((value.type.Unsigned_Int <= 115200) &&
|
|
(rs485_baud_rate_set(value.type.Unsigned_Int))) {
|
|
status = true;
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_VALUE_OUT_OF_RANGE;
|
|
}
|
|
} else {
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_INVALID_DATA_TYPE;
|
|
}
|
|
break;
|
|
default:
|
|
*error_class = ERROR_CLASS_PROPERTY;
|
|
*error_code = ERROR_CODE_WRITE_ACCESS_DENIED;
|
|
break;
|
|
}
|
|
|
|
return status;
|
|
}
|