int bacapp_encode_context_timestamp(
uint8_t * apdu,
uint8_t tag_number,
BACNET_TIMESTAMP * value)
{
int len = 0; /* length of each encoding */
int apdu_len = 0;
if (value && apdu) {
len = encode_opening_tag(&apdu[apdu_len], tag_number);
apdu_len += len;
len = bacapp_encode_timestamp(&apdu[apdu_len], value);
apdu_len += len;
len = encode_closing_tag(&apdu[apdu_len], tag_number);
apdu_len += len;
}
return apdu_len;
}
/* return apdu len, or BACNET_STATUS_ERROR on error */
int Credential_Data_Input_Read_Property(
BACNET_READ_PROPERTY_DATA * rpdata)
{
int len = 0;
int apdu_len = 0; /* return value */
BACNET_BIT_STRING bit_string;
BACNET_CHARACTER_STRING char_string;
unsigned object_index = 0;
unsigned i = 0;
bool state = false;
uint8_t *apdu = NULL;
if ((rpdata == NULL) || (rpdata->application_data == NULL) ||
(rpdata->application_data_len == 0)) {
return 0;
}
apdu = rpdata->application_data;
object_index =
Credential_Data_Input_Instance_To_Index(rpdata->object_instance);
switch (rpdata->object_property) {
case PROP_OBJECT_IDENTIFIER:
apdu_len =
encode_application_object_id(&apdu[0],
OBJECT_CREDENTIAL_DATA_INPUT, rpdata->object_instance);
break;
case PROP_OBJECT_NAME:
Credential_Data_Input_Object_Name(rpdata->object_instance,
&char_string);
apdu_len =
encode_application_character_string(&apdu[0], &char_string);
break;
case PROP_OBJECT_TYPE:
apdu_len =
encode_application_enumerated(&apdu[0],
OBJECT_CREDENTIAL_DATA_INPUT);
break;
case PROP_PRESENT_VALUE:
apdu_len =
bacapp_encode_authentication_factor(&apdu[apdu_len],
&cdi_descr[object_index].present_value);
break;
case PROP_STATUS_FLAGS:
bitstring_init(&bit_string);
bitstring_set_bit(&bit_string, STATUS_FLAG_IN_ALARM, false);
bitstring_set_bit(&bit_string, STATUS_FLAG_FAULT, false);
bitstring_set_bit(&bit_string, STATUS_FLAG_OVERRIDDEN, false);
state =
Credential_Data_Input_Out_Of_Service(rpdata->object_instance);
bitstring_set_bit(&bit_string, STATUS_FLAG_OUT_OF_SERVICE, state);
apdu_len = encode_application_bitstring(&apdu[0], &bit_string);
break;
case PROP_RELIABILITY:
apdu_len =
encode_application_enumerated(&apdu[0],
cdi_descr[object_index].reliability);
break;
case PROP_OUT_OF_SERVICE:
state =
Credential_Data_Input_Out_Of_Service(rpdata->object_instance);
apdu_len = encode_application_boolean(&apdu[0], state);
break;
case PROP_SUPPORTED_FORMATS:
if (rpdata->array_index == 0) {
apdu_len =
encode_application_unsigned(&apdu[0],
cdi_descr[object_index].supported_formats_count);
} else if (rpdata->array_index == BACNET_ARRAY_ALL) {
for (i = 0; i < cdi_descr[object_index].supported_formats_count;
i++) {
len =
bacapp_encode_authentication_factor_format(&apdu[0],
&cdi_descr[object_index].supported_formats[i]);
if (apdu_len + len < MAX_APDU)
apdu_len += len;
else {
rpdata->error_code =
ERROR_CODE_ABORT_SEGMENTATION_NOT_SUPPORTED;
apdu_len = BACNET_STATUS_ABORT;
break;
}
}
} else {
if (rpdata->array_index <=
cdi_descr[object_index].supported_formats_count) {
apdu_len =
bacapp_encode_authentication_factor_format(&apdu[0],
&cdi_descr[object_index].
supported_formats[rpdata->array_index - 1]);
} else {
rpdata->error_class = ERROR_CLASS_PROPERTY;
rpdata->error_code = ERROR_CODE_INVALID_ARRAY_INDEX;
apdu_len = BACNET_STATUS_ERROR;
}
}
break;
case PROP_UPDATE_TIME:
apdu_len =
bacapp_encode_timestamp(&apdu[0],
&cdi_descr[object_index].timestamp);
break;
default:
rpdata->error_class = ERROR_CLASS_PROPERTY;
rpdata->error_code = ERROR_CODE_UNKNOWN_PROPERTY;
apdu_len = BACNET_STATUS_ERROR;
break;
}
/* only array properties can have array options */
if ((apdu_len >= 0) && (rpdata->object_property != PROP_SUPPORTED_FORMATS)
&& (rpdata->array_index != BACNET_ARRAY_ALL)) {
rpdata->error_class = ERROR_CLASS_PROPERTY;
rpdata->error_code = ERROR_CODE_PROPERTY_IS_NOT_AN_ARRAY;
apdu_len = BACNET_STATUS_ERROR;
}
return apdu_len;
}
